--- /dev/null
+Device Tree Clock bindings for arch-at91
+
+This binding uses the common clock binding[1].
+
+[1] Documentation/devicetree/bindings/clock/clock-bindings.txt
+
+Required properties:
+- compatible : shall be one of the following:
+ "atmel,at91rm9200-pmc" or
+ "atmel,at91sam9g45-pmc" or
+ "atmel,at91sam9n12-pmc" or
+ "atmel,at91sam9x5-pmc" or
+ "atmel,sama5d3-pmc":
+ at91 PMC (Power Management Controller)
+ All at91 specific clocks (clocks defined below) must be child
+ node of the PMC node.
+
+ "atmel,at91rm9200-clk-main":
+ at91 main oscillator
+
+ "atmel,at91rm9200-clk-master" or
+ "atmel,at91sam9x5-clk-master":
+ at91 master clock
+
+ "atmel,at91sam9x5-clk-peripheral" or
+ "atmel,at91rm9200-clk-peripheral":
+ at91 peripheral clocks
+
+ "atmel,at91rm9200-clk-pll" or
+ "atmel,at91sam9g45-clk-pll" or
+ "atmel,at91sam9g20-clk-pllb" or
+ "atmel,sama5d3-clk-pll":
+ at91 pll clocks
+
+ "atmel,at91sam9x5-clk-plldiv":
+ at91 plla divisor
+
+ "atmel,at91rm9200-clk-programmable" or
+ "atmel,at91sam9g45-clk-programmable" or
+ "atmel,at91sam9x5-clk-programmable":
+ at91 programmable clocks
+
+ "atmel,at91sam9x5-clk-smd":
+ at91 SMD (Soft Modem) clock
+
+ "atmel,at91rm9200-clk-system":
+ at91 system clocks
+
+ "atmel,at91rm9200-clk-usb" or
+ "atmel,at91sam9x5-clk-usb" or
+ "atmel,at91sam9n12-clk-usb":
+ at91 usb clock
+
+ "atmel,at91sam9x5-clk-utmi":
+ at91 utmi clock
+
+Required properties for PMC node:
+- reg : defines the IO memory reserved for the PMC.
+- #size-cells : shall be 0 (reg is used to encode clk id).
+- #address-cells : shall be 1 (reg is used to encode clk id).
+- interrupts : shall be set to PMC interrupt line.
+- interrupt-controller : tell that the PMC is an interrupt controller.
+- #interrupt-cells : must be set to 1. The first cell encodes the interrupt id,
+ and reflect the bit position in the PMC_ER/DR/SR registers.
+ You can use the dt macros defined in dt-bindings/clk/at91.h.
+ 0 (AT91_PMC_MOSCS) -> main oscillator ready
+ 1 (AT91_PMC_LOCKA) -> PLL A ready
+ 2 (AT91_PMC_LOCKB) -> PLL B ready
+ 3 (AT91_PMC_MCKRDY) -> master clock ready
+ 6 (AT91_PMC_LOCKU) -> UTMI PLL clock ready
+ 8 .. 15 (AT91_PMC_PCKRDY(id)) -> programmable clock ready
+ 16 (AT91_PMC_MOSCSELS) -> main oscillator selected
+ 17 (AT91_PMC_MOSCRCS) -> RC main oscillator stabilized
+ 18 (AT91_PMC_CFDEV) -> clock failure detected
+
+For example:
+ pmc: pmc@fffffc00 {
+ compatible = "atmel,sama5d3-pmc";
+ interrupts = <1 4 7>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ #size-cells = <0>;
+ #address-cells = <1>;
+
+ /* put at91 clocks here */
+ };
+
+Required properties for main clock:
+- interrupt-parent : must reference the PMC node.
+- interrupts : shall be set to "<0>".
+- #clock-cells : from common clock binding; shall be set to 0.
+- clocks (optional if clock-frequency is provided) : shall be the slow clock
+ phandle. This clock is used to calculate the main clock rate if
+ "clock-frequency" is not provided.
+- clock-frequency : the main oscillator frequency.Prefer the use of
+ "clock-frequency" over automatic clock rate calculation.
+
+For example:
+ main: mainck {
+ compatible = "atmel,at91rm9200-clk-main";
+ interrupt-parent = <&pmc>;
+ interrupts = <0>;
+ #clock-cells = <0>;
+ clocks = <&ck32k>;
+ clock-frequency = <18432000>;
+ };
+
+Required properties for master clock:
+- interrupt-parent : must reference the PMC node.
+- interrupts : shall be set to "<3>".
+- #clock-cells : from common clock binding; shall be set to 0.
+- clocks : shall be the master clock sources (see atmel datasheet) phandles.
+ e.g. "<&ck32k>, <&main>, <&plla>, <&pllb>".
+- atmel,clk-output-range : minimum and maximum clock frequency (two u32
+ fields).
+ e.g. output = <0 133000000>; <=> 0 to 133MHz.
+- atmel,clk-divisors : master clock divisors table (four u32 fields).
+ 0 <=> reserved value.
+ e.g. divisors = <1 2 4 6>;
+- atmel,master-clk-have-div3-pres : some SoC use the reserved value 7 in the
+ PRES field as CLOCK_DIV3 (e.g sam9x5).
+
+For example:
+ mck: mck {
+ compatible = "atmel,at91rm9200-clk-master";
+ interrupt-parent = <&pmc>;
+ interrupts = <3>;
+ #clock-cells = <0>;
+ atmel,clk-output-range = <0 133000000>;
+ atmel,clk-divisors = <1 2 4 0>;
+ };
+
+Required properties for peripheral clocks:
+- #size-cells : shall be 0 (reg is used to encode clk id).
+- #address-cells : shall be 1 (reg is used to encode clk id).
+- clocks : shall be the master clock phandle.
+ e.g. clocks = <&mck>;
+- name: device tree node describing a specific system clock.
+ * #clock-cells : from common clock binding; shall be set to 0.
+ * reg: peripheral id. See Atmel's datasheets to get a full
+ list of peripheral ids.
+ * atmel,clk-output-range : minimum and maximum clock frequency
+ (two u32 fields). Only valid on at91sam9x5-clk-peripheral
+ compatible IPs.
+
+For example:
+ periph: periphck {
+ compatible = "atmel,at91sam9x5-clk-peripheral";
+ #size-cells = <0>;
+ #address-cells = <1>;
+ clocks = <&mck>;
+
+ ssc0_clk {
+ #clock-cells = <0>;
+ reg = <2>;
+ atmel,clk-output-range = <0 133000000>;
+ };
+
+ usart0_clk {
+ #clock-cells = <0>;
+ reg = <3>;
+ atmel,clk-output-range = <0 66000000>;
+ };
+ };
+
+
+Required properties for pll clocks:
+- interrupt-parent : must reference the PMC node.
+- interrupts : shall be set to "<1>".
+- #clock-cells : from common clock binding; shall be set to 0.
+- clocks : shall be the main clock phandle.
+- reg : pll id.
+ 0 -> PLL A
+ 1 -> PLL B
+- atmel,clk-input-range : minimum and maximum source clock frequency (two u32
+ fields).
+ e.g. input = <1 32000000>; <=> 1 to 32MHz.
+- #atmel,pll-clk-output-range-cells : number of cells reserved for pll output
+ range description. Sould be set to 2, 3
+ or 4.
+ * 1st and 2nd cells represent the frequency range (min-max).
+ * 3rd cell is optional and represents the OUT field value for the given
+ range.
+ * 4th cell is optional and represents the ICPLL field (PLLICPR
+ register)
+- atmel,pll-clk-output-ranges : pll output frequency ranges + optional parameter
+ depending on #atmel,pll-output-range-cells
+ property value.
+
+For example:
+ plla: pllack {
+ compatible = "atmel,at91sam9g45-clk-pll";
+ interrupt-parent = <&pmc>;
+ interrupts = <1>;
+ #clock-cells = <0>;
+ clocks = <&main>;
+ reg = <0>;
+ atmel,clk-input-range = <2000000 32000000>;
+ #atmel,pll-clk-output-range-cells = <4>;
+ atmel,pll-clk-output-ranges = <74500000 800000000 0 0
+ 69500000 750000000 1 0
+ 64500000 700000000 2 0
+ 59500000 650000000 3 0
+ 54500000 600000000 0 1
+ 49500000 550000000 1 1
+ 44500000 500000000 2 1
+ 40000000 450000000 3 1>;
+ };
+
+Required properties for plldiv clocks (plldiv = pll / 2):
+- #clock-cells : from common clock binding; shall be set to 0.
+- clocks : shall be the plla clock phandle.
+
+The pll divisor is equal to 2 and cannot be changed.
+
+For example:
+ plladiv: plladivck {
+ compatible = "atmel,at91sam9x5-clk-plldiv";
+ #clock-cells = <0>;
+ clocks = <&plla>;
+ };
+
+Required properties for programmable clocks:
+- interrupt-parent : must reference the PMC node.
+- #size-cells : shall be 0 (reg is used to encode clk id).
+- #address-cells : shall be 1 (reg is used to encode clk id).
+- clocks : shall be the programmable clock source phandles.
+ e.g. clocks = <&clk32k>, <&main>, <&plla>, <&pllb>;
+- name: device tree node describing a specific prog clock.
+ * #clock-cells : from common clock binding; shall be set to 0.
+ * reg : programmable clock id (register offset from PCKx
+ register).
+ * interrupts : shall be set to "<(8 + id)>".
+
+For example:
+ prog: progck {
+ compatible = "atmel,at91sam9g45-clk-programmable";
+ #size-cells = <0>;
+ #address-cells = <1>;
+ interrupt-parent = <&pmc>;
+ clocks = <&clk32k>, <&main>, <&plladiv>, <&utmi>, <&mck>;
+
+ prog0 {
+ #clock-cells = <0>;
+ reg = <0>;
+ interrupts = <8>;
+ };
+
+ prog1 {
+ #clock-cells = <0>;
+ reg = <1>;
+ interrupts = <9>;
+ };
+ };
+
+
+Required properties for smd clock:
+- #clock-cells : from common clock binding; shall be set to 0.
+- clocks : shall be the smd clock source phandles.
+ e.g. clocks = <&plladiv>, <&utmi>;
+
+For example:
+ smd: smdck {
+ compatible = "atmel,at91sam9x5-clk-smd";
+ #clock-cells = <0>;
+ clocks = <&plladiv>, <&utmi>;
+ };
+
+Required properties for system clocks:
+- #size-cells : shall be 0 (reg is used to encode clk id).
+- #address-cells : shall be 1 (reg is used to encode clk id).
+- name: device tree node describing a specific system clock.
+ * #clock-cells : from common clock binding; shall be set to 0.
+ * reg: system clock id (bit position in SCER/SCDR/SCSR registers).
+ See Atmel's datasheet to get a full list of system clock ids.
+
+For example:
+ system: systemck {
+ compatible = "atmel,at91rm9200-clk-system";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ddrck {
+ #clock-cells = <0>;
+ reg = <2>;
+ clocks = <&mck>;
+ };
+
+ uhpck {
+ #clock-cells = <0>;
+ reg = <6>;
+ clocks = <&usb>;
+ };
+
+ udpck {
+ #clock-cells = <0>;
+ reg = <7>;
+ clocks = <&usb>;
+ };
+ };
+
+
+Required properties for usb clock:
+- #clock-cells : from common clock binding; shall be set to 0.
+- clocks : shall be the smd clock source phandles.
+ e.g. clocks = <&pllb>;
+- atmel,clk-divisors (only available for "atmel,at91rm9200-clk-usb"):
+ usb clock divisor table.
+ e.g. divisors = <1 2 4 0>;
+
+For example:
+ usb: usbck {
+ compatible = "atmel,at91sam9x5-clk-usb";
+ #clock-cells = <0>;
+ clocks = <&plladiv>, <&utmi>;
+ };
+
+ usb: usbck {
+ compatible = "atmel,at91rm9200-clk-usb";
+ #clock-cells = <0>;
+ clocks = <&pllb>;
+ atmel,clk-divisors = <1 2 4 0>;
+ };
+
+
+Required properties for utmi clock:
+- interrupt-parent : must reference the PMC node.
+- interrupts : shall be set to "<AT91_PMC_LOCKU IRQ_TYPE_LEVEL_HIGH>".
+- #clock-cells : from common clock binding; shall be set to 0.
+- clocks : shall be the main clock source phandle.
+
+For example:
+ utmi: utmick {
+ compatible = "atmel,at91sam9x5-clk-utmi";
+ interrupt-parent = <&pmc>;
+ interrupts = <AT91_PMC_LOCKU IRQ_TYPE_LEVEL_HIGH>;
+ #clock-cells = <0>;
+ clocks = <&main>;
+ };
--- /dev/null
+* TI MMC host controller for OMAP1 and 2420
+
+The MMC Host Controller on TI OMAP1 and 2420 family provides
+an interface for MMC, SD, and SDIO types of memory cards.
+
+This file documents differences between the core properties described
+by mmc.txt and the properties used by the omap mmc driver.
+
+Note that this driver will not work with omap2430 or later omaps,
+please see the omap hsmmc driver for the current omaps.
+
+Required properties:
+- compatible: Must be "ti,omap2420-mmc", for OMAP2420 controllers
+- ti,hwmods: For 2420, must be "msdi<n>", where n is controller
+ instance starting 1
+
+Examples:
+
+ msdi1: mmc@4809c000 {
+ compatible = "ti,omap2420-mmc";
+ ti,hwmods = "msdi1";
+ reg = <0x4809c000 0x80>;
+ interrupts = <83>;
+ dmas = <&sdma 61 &sdma 62>;
+ dma-names = "tx", "rx";
+ };
+
+* TI MMC host controller for OMAP1 and 2420
+
+The MMC Host Controller on TI OMAP1 and 2420 family provides
+an interface for MMC, SD, and SDIO types of memory cards.
+
+This file documents differences between the core properties described
+by mmc.txt and the properties used by the omap mmc driver.
+
+Note that this driver will not work with omap2430 or later omaps,
+please see the omap hsmmc driver for the current omaps.
+
+Required properties:
+- compatible: Must be "ti,omap2420-mmc", for OMAP2420 controllers
+- ti,hwmods: For 2420, must be "msdi<n>", where n is controller
+ instance starting 1
+
+Examples:
+
+ msdi1: mmc@4809c000 {
+ compatible = "ti,omap2420-mmc";
+ ti,hwmods = "msdi1";
+ reg = <0x4809c000 0x80>;
+ interrupts = <83>;
+ dmas = <&sdma 61 &sdma 62>;
+ dma-names = "tx", "rx";
+ };
+
/ {
model = "IGEP COM AM335x on AQUILA Expansion";
compatible = "isee,am335x-base0033", "isee,am335x-igep0033", "ti,am33xx";
+
+ hdmi {
+ compatible = "ti,tilcdc,slave";
+ i2c = <&i2c0>;
+ pinctrl-names = "default", "off";
+ pinctrl-0 = <&nxp_hdmi_pins>;
+ pinctrl-1 = <&nxp_hdmi_off_pins>;
+ status = "okay";
+ };
+
+ leds_base {
+ pinctrl-names = "default";
+ pinctrl-0 = <&leds_base_pins>;
+
+ compatible = "gpio-leds";
+
+ led@0 {
+ label = "base:red:user";
+ gpios = <&gpio1 21 GPIO_ACTIVE_HIGH>; /* gpio1_21 */
+ default-state = "off";
+ };
+
+ led@1 {
+ label = "base:green:user";
+ gpios = <&gpio2 0 GPIO_ACTIVE_HIGH>; /* gpio2_0 */
+ default-state = "off";
+ };
+ };
+};
+
+&am33xx_pinmux {
+ nxp_hdmi_pins: pinmux_nxp_hdmi_pins {
+ pinctrl-single,pins = <
+ 0x1b0 (PIN_OUTPUT | MUX_MODE3) /* xdma_event_intr0.clkout1 */
+ 0xa0 (PIN_OUTPUT | MUX_MODE0) /* lcd_data0 */
+ 0xa4 (PIN_OUTPUT | MUX_MODE0) /* lcd_data1 */
+ 0xa8 (PIN_OUTPUT | MUX_MODE0) /* lcd_data2 */
+ 0xac (PIN_OUTPUT | MUX_MODE0) /* lcd_data3 */
+ 0xb0 (PIN_OUTPUT | MUX_MODE0) /* lcd_data4 */
+ 0xb4 (PIN_OUTPUT | MUX_MODE0) /* lcd_data5 */
+ 0xb8 (PIN_OUTPUT | MUX_MODE0) /* lcd_data6 */
+ 0xbc (PIN_OUTPUT | MUX_MODE0) /* lcd_data7 */
+ 0xc0 (PIN_OUTPUT | MUX_MODE0) /* lcd_data8 */
+ 0xc4 (PIN_OUTPUT | MUX_MODE0) /* lcd_data9 */
+ 0xc8 (PIN_OUTPUT | MUX_MODE0) /* lcd_data10 */
+ 0xcc (PIN_OUTPUT | MUX_MODE0) /* lcd_data11 */
+ 0xd0 (PIN_OUTPUT | MUX_MODE0) /* lcd_data12 */
+ 0xd4 (PIN_OUTPUT | MUX_MODE0) /* lcd_data13 */
+ 0xd8 (PIN_OUTPUT | MUX_MODE0) /* lcd_data14 */
+ 0xdc (PIN_OUTPUT | MUX_MODE0) /* lcd_data15 */
+ 0xe0 (PIN_OUTPUT | MUX_MODE0) /* lcd_vsync */
+ 0xe4 (PIN_OUTPUT | MUX_MODE0) /* lcd_hsync */
+ 0xe8 (PIN_OUTPUT | MUX_MODE0) /* lcd_pclk */
+ 0xec (PIN_OUTPUT | MUX_MODE0) /* lcd_ac_bias_en */
+ >;
+ };
+ nxp_hdmi_off_pins: pinmux_nxp_hdmi_off_pins {
+ pinctrl-single,pins = <
+ 0x1b0 (PIN_OUTPUT | MUX_MODE3) /* xdma_event_intr0.clkout1 */
+ >;
+ };
+
+ leds_base_pins: pinmux_leds_base_pins {
+ pinctrl-single,pins = <
+ 0x54 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpmc_a5.gpio1_21 */
+ 0x88 (PIN_OUTPUT_PULLDOWN | MUX_MODE7) /* gpmc_csn3.gpio2_0 */
+ >;
+ };
+};
+
+&lcdc {
+ status = "okay";
+};
+
+&i2c0 {
+ eeprom: eeprom@50 {
+ compatible = "at,24c256";
+ reg = <0x50>;
+ };
};
pinctrl-0 = <&uart0_pins>;
};
+&usb {
+ status = "okay";
+
+ control@44e10000 {
+ status = "okay";
+ };
+
+ usb-phy@47401300 {
+ status = "okay";
+ };
+
+ usb-phy@47401b00 {
+ status = "okay";
+ };
+
+ usb@47401000 {
+ status = "okay";
+ };
+
+ usb@47401800 {
+ status = "okay";
+ dr_mode = "host";
+ };
+
+ dma-controller@07402000 {
+ status = "okay";
+ };
+};
+
#include "tps65910.dtsi"
&tps {
spi-max-frequency = <50000000>;
};
};
+ };
- pcie-controller {
+ pcie-controller {
+ status = "okay";
+ /*
+ * The two PCIe units are accessible through
+ * both standard PCIe slots and mini-PCIe
+ * slots on the board.
+ */
+ pcie@1,0 {
+ /* Port 0, Lane 0 */
+ status = "okay";
+ };
+ pcie@2,0 {
+ /* Port 1, Lane 0 */
status = "okay";
- /*
- * The two PCIe units are accessible through
- * both standard PCIe slots and mini-PCIe
- * slots on the board.
- */
- pcie@1,0 {
- /* Port 0, Lane 0 */
- status = "okay";
- };
- pcie@2,0 {
- /* Port 1, Lane 0 */
- status = "okay";
- };
};
};
};
coherency-fabric@20200 {
compatible = "marvell,coherency-fabric";
- reg = <0x20200 0xb0>, <0x21810 0x1c>;
+ reg = <0x20200 0xb0>, <0x21010 0x1c>;
};
serial@12000 {
/*
* MV78230 has 2 PCIe units Gen2.0: One unit can be
* configured as x4 or quad x1 lanes. One unit is
- * x4/x1.
+ * x1 only.
*/
pcie-controller {
compatible = "marvell,armada-xp-pcie";
ranges =
<0x82000000 0 0x40000 MBUS_ID(0xf0, 0x01) 0x40000 0 0x00002000 /* Port 0.0 registers */
- 0x82000000 0 0x42000 MBUS_ID(0xf0, 0x01) 0x42000 0 0x00002000 /* Port 2.0 registers */
0x82000000 0 0x44000 MBUS_ID(0xf0, 0x01) 0x44000 0 0x00002000 /* Port 0.1 registers */
0x82000000 0 0x48000 MBUS_ID(0xf0, 0x01) 0x48000 0 0x00002000 /* Port 0.2 registers */
0x82000000 0 0x4c000 MBUS_ID(0xf0, 0x01) 0x4c000 0 0x00002000 /* Port 0.3 registers */
+ 0x82000000 0 0x80000 MBUS_ID(0xf0, 0x01) 0x80000 0 0x00002000 /* Port 1.0 registers */
0x82000000 0x1 0 MBUS_ID(0x04, 0xe8) 0 1 0 /* Port 0.0 MEM */
0x81000000 0x1 0 MBUS_ID(0x04, 0xe0) 0 1 0 /* Port 0.0 IO */
0x82000000 0x2 0 MBUS_ID(0x04, 0xd8) 0 1 0 /* Port 0.1 MEM */
0x81000000 0x3 0 MBUS_ID(0x04, 0xb0) 0 1 0 /* Port 0.2 IO */
0x82000000 0x4 0 MBUS_ID(0x04, 0x78) 0 1 0 /* Port 0.3 MEM */
0x81000000 0x4 0 MBUS_ID(0x04, 0x70) 0 1 0 /* Port 0.3 IO */
- 0x82000000 0x9 0 MBUS_ID(0x04, 0xf8) 0 1 0 /* Port 2.0 MEM */
- 0x81000000 0x9 0 MBUS_ID(0x04, 0xf0) 0 1 0 /* Port 2.0 IO */>;
+ 0x82000000 0x5 0 MBUS_ID(0x08, 0xe8) 0 1 0 /* Port 1.0 MEM */
+ 0x81000000 0x5 0 MBUS_ID(0x08, 0xe0) 0 1 0 /* Port 1.0 IO */>;
pcie@1,0 {
device_type = "pci";
status = "disabled";
};
- pcie@9,0 {
+ pcie@5,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x42000 0 0x2000>;
- reg = <0x4800 0 0 0 0>;
+ assigned-addresses = <0x82000800 0 0x80000 0 0x2000>;
+ reg = <0x2800 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
#interrupt-cells = <1>;
- ranges = <0x82000000 0 0 0x82000000 0x9 0 1 0
- 0x81000000 0 0 0x81000000 0x9 0 1 0>;
+ ranges = <0x82000000 0 0 0x82000000 0x5 0 1 0
+ 0x81000000 0 0 0x81000000 0x5 0 1 0>;
interrupt-map-mask = <0 0 0 0>;
- interrupt-map = <0 0 0 0 &mpic 99>;
- marvell,pcie-port = <2>;
+ interrupt-map = <0 0 0 0 &mpic 62>;
+ marvell,pcie-port = <1>;
marvell,pcie-lane = <0>;
- clocks = <&gateclk 26>;
+ clocks = <&gateclk 9>;
status = "disabled";
};
};
/*
* MV78260 has 3 PCIe units Gen2.0: Two units can be
* configured as x4 or quad x1 lanes. One unit is
- * x4/x1.
+ * x4 only.
*/
pcie-controller {
compatible = "marvell,armada-xp-pcie";
0x82000000 0 0x48000 MBUS_ID(0xf0, 0x01) 0x48000 0 0x00002000 /* Port 0.2 registers */
0x82000000 0 0x4c000 MBUS_ID(0xf0, 0x01) 0x4c000 0 0x00002000 /* Port 0.3 registers */
0x82000000 0 0x80000 MBUS_ID(0xf0, 0x01) 0x80000 0 0x00002000 /* Port 1.0 registers */
- 0x82000000 0 0x82000 MBUS_ID(0xf0, 0x01) 0x82000 0 0x00002000 /* Port 3.0 registers */
+ 0x82000000 0 0x84000 MBUS_ID(0xf0, 0x01) 0x84000 0 0x00002000 /* Port 1.1 registers */
+ 0x82000000 0 0x88000 MBUS_ID(0xf0, 0x01) 0x88000 0 0x00002000 /* Port 1.2 registers */
+ 0x82000000 0 0x8c000 MBUS_ID(0xf0, 0x01) 0x8c000 0 0x00002000 /* Port 1.3 registers */
0x82000000 0x1 0 MBUS_ID(0x04, 0xe8) 0 1 0 /* Port 0.0 MEM */
0x81000000 0x1 0 MBUS_ID(0x04, 0xe0) 0 1 0 /* Port 0.0 IO */
0x82000000 0x2 0 MBUS_ID(0x04, 0xd8) 0 1 0 /* Port 0.1 MEM */
0x81000000 0x3 0 MBUS_ID(0x04, 0xb0) 0 1 0 /* Port 0.2 IO */
0x82000000 0x4 0 MBUS_ID(0x04, 0x78) 0 1 0 /* Port 0.3 MEM */
0x81000000 0x4 0 MBUS_ID(0x04, 0x70) 0 1 0 /* Port 0.3 IO */
- 0x82000000 0x9 0 MBUS_ID(0x08, 0xe8) 0 1 0 /* Port 1.0 MEM */
- 0x81000000 0x9 0 MBUS_ID(0x08, 0xe0) 0 1 0 /* Port 1.0 IO */
- 0x82000000 0xa 0 MBUS_ID(0x08, 0xf8) 0 1 0 /* Port 3.0 MEM */
- 0x81000000 0xa 0 MBUS_ID(0x08, 0xf0) 0 1 0 /* Port 3.0 IO */>;
+
+ 0x82000000 0x5 0 MBUS_ID(0x08, 0xe8) 0 1 0 /* Port 1.0 MEM */
+ 0x81000000 0x5 0 MBUS_ID(0x08, 0xe0) 0 1 0 /* Port 1.0 IO */
+ 0x82000000 0x6 0 MBUS_ID(0x08, 0xd8) 0 1 0 /* Port 1.1 MEM */
+ 0x81000000 0x6 0 MBUS_ID(0x08, 0xd0) 0 1 0 /* Port 1.1 IO */
+ 0x82000000 0x7 0 MBUS_ID(0x08, 0xb8) 0 1 0 /* Port 1.2 MEM */
+ 0x81000000 0x7 0 MBUS_ID(0x08, 0xb0) 0 1 0 /* Port 1.2 IO */
+ 0x82000000 0x8 0 MBUS_ID(0x08, 0x78) 0 1 0 /* Port 1.3 MEM */
+ 0x81000000 0x8 0 MBUS_ID(0x08, 0x70) 0 1 0 /* Port 1.3 IO */
+
+ 0x82000000 0x9 0 MBUS_ID(0x04, 0xf8) 0 1 0 /* Port 2.0 MEM */
+ 0x81000000 0x9 0 MBUS_ID(0x04, 0xf0) 0 1 0 /* Port 2.0 IO */>;
pcie@1,0 {
device_type = "pci";
#address-cells = <3>;
#size-cells = <2>;
#interrupt-cells = <1>;
- ranges = <0x82000000 0 0 0x82000000 0x2 0 1 0
- 0x81000000 0 0 0x81000000 0x2 0 1 0>;
+ ranges = <0x82000000 0 0 0x82000000 0x2 0 1 0
+ 0x81000000 0 0 0x81000000 0x2 0 1 0>;
interrupt-map-mask = <0 0 0 0>;
interrupt-map = <0 0 0 0 &mpic 59>;
marvell,pcie-port = <0>;
status = "disabled";
};
- pcie@9,0 {
+ pcie@5,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x42000 0 0x2000>;
- reg = <0x4800 0 0 0 0>;
+ assigned-addresses = <0x82000800 0 0x80000 0 0x2000>;
+ reg = <0x2800 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
#interrupt-cells = <1>;
- ranges = <0x82000000 0 0 0x82000000 0x9 0 1 0
- 0x81000000 0 0 0x81000000 0x9 0 1 0>;
+ ranges = <0x82000000 0 0 0x82000000 0x5 0 1 0
+ 0x81000000 0 0 0x81000000 0x5 0 1 0>;
interrupt-map-mask = <0 0 0 0>;
- interrupt-map = <0 0 0 0 &mpic 99>;
- marvell,pcie-port = <2>;
+ interrupt-map = <0 0 0 0 &mpic 62>;
+ marvell,pcie-port = <1>;
marvell,pcie-lane = <0>;
- clocks = <&gateclk 26>;
+ clocks = <&gateclk 9>;
status = "disabled";
};
- pcie@10,0 {
+ pcie@6,0 {
device_type = "pci";
- assigned-addresses = <0x82000800 0 0x82000 0 0x2000>;
- reg = <0x5000 0 0 0 0>;
+ assigned-addresses = <0x82000800 0 0x84000 0 0x2000>;
+ reg = <0x3000 0 0 0 0>;
#address-cells = <3>;
#size-cells = <2>;
#interrupt-cells = <1>;
- ranges = <0x82000000 0 0 0x82000000 0xa 0 1 0
- 0x81000000 0 0 0x81000000 0xa 0 1 0>;
+ ranges = <0x82000000 0 0 0x82000000 0x6 0 1 0
+ 0x81000000 0 0 0x81000000 0x6 0 1 0>;
interrupt-map-mask = <0 0 0 0>;
- interrupt-map = <0 0 0 0 &mpic 103>;
- marvell,pcie-port = <3>;
+ interrupt-map = <0 0 0 0 &mpic 63>;
+ marvell,pcie-port = <1>;
+ marvell,pcie-lane = <1>;
+ clocks = <&gateclk 10>;
+ status = "disabled";
+ };
+
+ pcie@7,0 {
+ device_type = "pci";
+ assigned-addresses = <0x82000800 0 0x88000 0 0x2000>;
+ reg = <0x3800 0 0 0 0>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <1>;
+ ranges = <0x82000000 0 0 0x82000000 0x7 0 1 0
+ 0x81000000 0 0 0x81000000 0x7 0 1 0>;
+ interrupt-map-mask = <0 0 0 0>;
+ interrupt-map = <0 0 0 0 &mpic 64>;
+ marvell,pcie-port = <1>;
+ marvell,pcie-lane = <2>;
+ clocks = <&gateclk 11>;
+ status = "disabled";
+ };
+
+ pcie@8,0 {
+ device_type = "pci";
+ assigned-addresses = <0x82000800 0 0x8c000 0 0x2000>;
+ reg = <0x4000 0 0 0 0>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <1>;
+ ranges = <0x82000000 0 0 0x82000000 0x8 0 1 0
+ 0x81000000 0 0 0x81000000 0x8 0 1 0>;
+ interrupt-map-mask = <0 0 0 0>;
+ interrupt-map = <0 0 0 0 &mpic 65>;
+ marvell,pcie-port = <1>;
+ marvell,pcie-lane = <3>;
+ clocks = <&gateclk 12>;
+ status = "disabled";
+ };
+
+ pcie@9,0 {
+ device_type = "pci";
+ assigned-addresses = <0x82000800 0 0x42000 0 0x2000>;
+ reg = <0x4800 0 0 0 0>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <1>;
+ ranges = <0x82000000 0 0 0x82000000 0x9 0 1 0
+ 0x81000000 0 0 0x81000000 0x9 0 1 0>;
+ interrupt-map-mask = <0 0 0 0>;
+ interrupt-map = <0 0 0 0 &mpic 99>;
+ marvell,pcie-port = <2>;
marvell,pcie-lane = <0>;
- clocks = <&gateclk 27>;
+ clocks = <&gateclk 26>;
status = "disabled";
};
};
#include <dt-bindings/interrupt-controller/irq.h>
/ {
+ aliases {
+ serial4 = &usart3;
+ };
+
ahb {
apb {
pinctrl@fffff400 {
gpmc,wr-access-ns = <186>;
gpmc,cycle2cycle-samecsen;
gpmc,cycle2cycle-diffcsen;
- vmmc-supply = <&vddvario>;
- vmmc_aux-supply = <&vdd33a>;
+ vddvario-supply = <&vddvario>;
+ vdd33a-supply = <&vdd33a>;
reg-io-width = <4>;
smsc,save-mac-address;
};
&usbhsehci {
phys = <0 &hsusb2_phy>;
};
+
+&vaux2 {
+ regulator-name = "usb_1v8";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+};
vcc-supply = <&hsusb2_power>;
};
+ sound {
+ compatible = "ti,omap-twl4030";
+ ti,model = "omap3beagle";
+
+ ti,mcbsp = <&mcbsp2>;
+ ti,codec = <&twl_audio>;
+ };
+
gpio_keys {
compatible = "gpio-keys";
reg = <0x48>;
interrupts = <7>; /* SYS_NIRQ cascaded to intc */
interrupt-parent = <&intc>;
+
+ twl_audio: audio {
+ compatible = "ti,twl4030-audio";
+ codec {
+ };
+ };
};
};
mode = <3>;
power = <50>;
};
+
+&vaux2 {
+ regulator-name = "vdd_ehci";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-always-on;
+};
/*
- * Device Tree Source for IGEP Technology devices
+ * Common device tree for IGEP boards based on AM/DM37x
*
* Copyright (C) 2012 Javier Martinez Canillas <javier@collabora.co.uk>
* Copyright (C) 2012 Enric Balletbo i Serra <eballetbo@gmail.com>
*/
/dts-v1/;
-#include "omap34xx.dtsi"
+#include "omap36xx.dtsi"
/ {
memory {
ti,mcbsp = <&mcbsp2>;
ti,codec = <&twl_audio>;
};
+
+ vdd33: regulator-vdd33 {
+ compatible = "regulator-fixed";
+ regulator-name = "vdd33";
+ regulator-always-on;
+ };
+
+ lbee1usjyc_vmmc: lbee1usjyc_vmmc {
+ pinctrl-names = "default";
+ pinctrl-0 = <&lbee1usjyc_pins>;
+ compatible = "regulator-fixed";
+ regulator-name = "regulator-lbee1usjyc";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio5 10 GPIO_ACTIVE_HIGH>; /* gpio_138 WIFI_PDN */
+ startup-delay-us = <10000>;
+ enable-active-high;
+ vin-supply = <&vdd33>;
+ };
};
&omap3_pmx_core {
>;
};
+ /* WiFi/BT combo */
+ lbee1usjyc_pins: pinmux_lbee1usjyc_pins {
+ pinctrl-single,pins = <
+ 0x136 (PIN_OUTPUT | MUX_MODE4) /* sdmmc2_dat5.gpio_137 */
+ 0x138 (PIN_OUTPUT | MUX_MODE4) /* sdmmc2_dat6.gpio_138 */
+ 0x13a (PIN_OUTPUT | MUX_MODE4) /* sdmmc2_dat7.gpio_139 */
+ >;
+ };
+
mcbsp2_pins: pinmux_mcbsp2_pins {
pinctrl-single,pins = <
0x10c (PIN_INPUT | MUX_MODE0) /* mcbsp2_fsx.mcbsp2_fsx */
0x11a (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat1.sdmmc1_dat1 */
0x11c (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat2.sdmmc1_dat2 */
0x11e (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc1_dat3.sdmmc1_dat3 */
- 0x120 (PIN_INPUT | MUX_MODE0) /* sdmmc1_dat4.sdmmc1_dat4 */
- 0x122 (PIN_INPUT | MUX_MODE0) /* sdmmc1_dat5.sdmmc1_dat5 */
- 0x124 (PIN_INPUT | MUX_MODE0) /* sdmmc1_dat6.sdmmc1_dat6 */
- 0x126 (PIN_INPUT | MUX_MODE0) /* sdmmc1_dat7.sdmmc1_dat7 */
+ >;
+ };
+
+ mmc2_pins: pinmux_mmc2_pins {
+ pinctrl-single,pins = <
+ 0x128 (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_clk.sdmmc2_clk */
+ 0x12a (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_cmd.sdmmc2_cmd */
+ 0x12c (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat0.sdmmc2_dat0 */
+ 0x12e (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat1.sdmmc2_dat1 */
+ 0x130 (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat2.sdmmc2_dat2 */
+ 0x132 (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat3.sdmmc2_dat3 */
>;
};
>;
};
+ i2c1_pins: pinmux_i2c1_pins {
+ pinctrl-single,pins = <
+ 0x18a (PIN_INPUT | MUX_MODE0) /* i2c1_scl.i2c1_scl */
+ 0x18c (PIN_INPUT | MUX_MODE0) /* i2c1_sda.i2c1_sda */
+ >;
+ };
+
+ i2c2_pins: pinmux_i2c2_pins {
+ pinctrl-single,pins = <
+ 0x18e (PIN_INPUT | MUX_MODE0) /* i2c2_scl.i2c2_scl */
+ 0x190 (PIN_INPUT | MUX_MODE0) /* i2c2_sda.i2c2_sda */
+ >;
+ };
+
+ i2c3_pins: pinmux_i2c3_pins {
+ pinctrl-single,pins = <
+ 0x192 (PIN_INPUT | MUX_MODE0) /* i2c3_scl.i2c3_scl */
+ 0x194 (PIN_INPUT | MUX_MODE0) /* i2c3_sda.i2c3_sda */
+ >;
+ };
+
leds_pins: pinmux_leds_pins { };
};
&i2c1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c1_pins>;
clock-frequency = <2600000>;
twl: twl@48 {
#include "twl4030_omap3.dtsi"
&i2c2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c2_pins>;
clock-frequency = <400000>;
};
+&i2c3 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&i2c3_pins>;
+};
+
&mcbsp2 {
pinctrl-names = "default";
pinctrl-0 = <&mcbsp2_pins>;
pinctrl-0 = <&mmc1_pins>;
vmmc-supply = <&vmmc1>;
vmmc_aux-supply = <&vsim>;
- bus-width = <8>;
+ bus-width = <4>;
};
&mmc2 {
- status = "disabled";
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc2_pins>;
+ vmmc-supply = <&lbee1usjyc_vmmc>;
+ bus-width = <4>;
+ non-removable;
};
&mmc3 {
/*
- * Device Tree Source for IGEPv2 board
+ * Device Tree Source for IGEPv2 Rev. (TI OMAP AM/DM37x)
*
* Copyright (C) 2012 Javier Martinez Canillas <javier@collabora.co.uk>
* Copyright (C) 2012 Enric Balletbo i Serra <eballetbo@gmail.com>
#include "omap-gpmc-smsc911x.dtsi"
/ {
- model = "IGEPv2";
+ model = "IGEPv2 (TI OMAP AM/DM37x)";
compatible = "isee,omap3-igep0020", "ti,omap3";
leds {
pinctrl-names = "default";
pinctrl-0 = <
&hsusbb1_pins
+ &tfp410_pins
+ &dss_pins
>;
hsusbb1_pins: pinmux_hsusbb1_pins {
0x5ba (PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d7.hsusb1_data3 */
>;
};
+
+ tfp410_pins: tfp410_dvi_pins {
+ pinctrl-single,pins = <
+ 0x196 (PIN_OUTPUT | MUX_MODE4) /* hdq_sio.gpio_170 */
+ >;
+ };
+
+ dss_pins: pinmux_dss_dvi_pins {
+ pinctrl-single,pins = <
+ 0x0a4 (PIN_OUTPUT | MUX_MODE0) /* dss_pclk.dss_pclk */
+ 0x0a6 (PIN_OUTPUT | MUX_MODE0) /* dss_hsync.dss_hsync */
+ 0x0a8 (PIN_OUTPUT | MUX_MODE0) /* dss_vsync.dss_vsync */
+ 0x0aa (PIN_OUTPUT | MUX_MODE0) /* dss_acbias.dss_acbias */
+ 0x0ac (PIN_OUTPUT | MUX_MODE0) /* dss_data0.dss_data0 */
+ 0x0ae (PIN_OUTPUT | MUX_MODE0) /* dss_data1.dss_data1 */
+ 0x0b0 (PIN_OUTPUT | MUX_MODE0) /* dss_data2.dss_data2 */
+ 0x0b2 (PIN_OUTPUT | MUX_MODE0) /* dss_data3.dss_data3 */
+ 0x0b4 (PIN_OUTPUT | MUX_MODE0) /* dss_data4.dss_data4 */
+ 0x0b6 (PIN_OUTPUT | MUX_MODE0) /* dss_data5.dss_data5 */
+ 0x0b8 (PIN_OUTPUT | MUX_MODE0) /* dss_data6.dss_data6 */
+ 0x0ba (PIN_OUTPUT | MUX_MODE0) /* dss_data7.dss_data7 */
+ 0x0bc (PIN_OUTPUT | MUX_MODE0) /* dss_data8.dss_data8 */
+ 0x0be (PIN_OUTPUT | MUX_MODE0) /* dss_data9.dss_data9 */
+ 0x0c0 (PIN_OUTPUT | MUX_MODE0) /* dss_data10.dss_data10 */
+ 0x0c2 (PIN_OUTPUT | MUX_MODE0) /* dss_data11.dss_data11 */
+ 0x0c4 (PIN_OUTPUT | MUX_MODE0) /* dss_data12.dss_data12 */
+ 0x0c6 (PIN_OUTPUT | MUX_MODE0) /* dss_data13.dss_data13 */
+ 0x0c8 (PIN_OUTPUT | MUX_MODE0) /* dss_data14.dss_data14 */
+ 0x0ca (PIN_OUTPUT | MUX_MODE0) /* dss_data15.dss_data15 */
+ 0x0cc (PIN_OUTPUT | MUX_MODE0) /* dss_data16.dss_data16 */
+ 0x0ce (PIN_OUTPUT | MUX_MODE0) /* dss_data17.dss_data17 */
+ 0x0d0 (PIN_OUTPUT | MUX_MODE0) /* dss_data18.dss_data18 */
+ 0x0d2 (PIN_OUTPUT | MUX_MODE0) /* dss_data19.dss_data19 */
+ 0x0d4 (PIN_OUTPUT | MUX_MODE0) /* dss_data20.dss_data20 */
+ 0x0d6 (PIN_OUTPUT | MUX_MODE0) /* dss_data21.dss_data21 */
+ 0x0d8 (PIN_OUTPUT | MUX_MODE0) /* dss_data22.dss_data22 */
+ 0x0da (PIN_OUTPUT | MUX_MODE0) /* dss_data23.dss_data23 */
+ >;
+ };
};
&leds_pins {
&usbhsehci {
phys = <&hsusb1_phy>;
};
+
+&vpll2 {
+ /* Needed for DSS */
+ regulator-name = "vdds_dsi";
+};
/*
- * Device Tree Source for IGEP COM Module
+ * Device Tree Source for IGEP COM MODULE (TI OMAP AM/DM37x)
*
* Copyright (C) 2012 Javier Martinez Canillas <javier@collabora.co.uk>
* Copyright (C) 2012 Enric Balletbo i Serra <eballetbo@gmail.com>
#include "omap3-igep.dtsi"
/ {
- model = "IGEP COM Module";
+ model = "IGEP COM MODULE (TI OMAP AM/DM37x)";
compatible = "isee,omap3-igep0030", "ti,omap3";
leds {
>;
};
+ mmc2_pins: pinmux_mmc2_pins {
+ pinctrl-single,pins = <
+ 0x128 (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_clk */
+ 0x12a (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_cmd */
+ 0x12c (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat0 */
+ 0x12e (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat1 */
+ 0x130 (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat2 */
+ 0x132 (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat3 */
+ 0x134 (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat4 */
+ 0x136 (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat5 */
+ 0x138 (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat6 */
+ 0x13a (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc2_dat7 */
+ >;
+ };
+
display_pins: pinmux_display_pins {
pinctrl-single,pins = <
0x0d4 (PIN_OUTPUT | MUX_MODE4) /* RX51_LCD_RESET_GPIO */
cd-gpios = <&gpio6 0 GPIO_ACTIVE_HIGH>; /* 160 */
};
+/* most boards use vaux3, only some old versions use vmmc2 instead */
&mmc2 {
- status = "disabled";
+ pinctrl-names = "default";
+ pinctrl-0 = <&mmc2_pins>;
+ vmmc-supply = <&vaux3>;
+ vmmc_aux-supply = <&vsim>;
+ bus-width = <8>;
+ non-removable;
};
&mmc3 {
ranges;
ti,hwmods = "l3_main";
+ aes: aes@480c5000 {
+ compatible = "ti,omap3-aes";
+ ti,hwmods = "aes";
+ reg = <0x480c5000 0x50>;
+ interrupts = <0>;
+ };
+
counter32k: counter@48320000 {
compatible = "ti,omap-counter32k";
reg = <0x48320000 0x20>;
ti,hwmods = "i2c3";
};
+ mailbox: mailbox@48094000 {
+ compatible = "ti,omap3-mailbox";
+ ti,hwmods = "mailbox";
+ reg = <0x48094000 0x200>;
+ interrupts = <26>;
+ };
+
mcspi1: spi@48098000 {
compatible = "ti,omap2-mcspi";
reg = <0x48098000 0x100>;
dma-names = "tx", "rx";
};
+ mmu_isp: mmu@480bd400 {
+ compatible = "ti,omap3-mmu-isp";
+ ti,hwmods = "mmu_isp";
+ reg = <0x480bd400 0x80>;
+ interrupts = <8>;
+ };
+
wdt2: wdt@48314000 {
compatible = "ti,omap3-wdt";
reg = <0x48314000 0x80>;
dma-names = "tx", "rx";
};
+ sham: sham@480c3000 {
+ compatible = "ti,omap3-sham";
+ ti,hwmods = "sham";
+ reg = <0x480c3000 0x64>;
+ interrupts = <49>;
+ };
+
+ smartreflex_core: smartreflex@480cb000 {
+ compatible = "ti,omap3-smartreflex-core";
+ ti,hwmods = "smartreflex_core";
+ reg = <0x480cb000 0x400>;
+ interrupts = <19>;
+ };
+
+ smartreflex_mpu_iva: smartreflex@480c9000 {
+ compatible = "ti,omap3-smartreflex-iva";
+ ti,hwmods = "smartreflex_mpu_iva";
+ reg = <0x480c9000 0x400>;
+ interrupts = <18>;
+ };
+
timer1: timer@48318000 {
compatible = "ti,omap3430-timer";
reg = <0x48318000 0x400>;
0xf0 (PIN_INPUT_PULLUP | MUX_MODE0) /* i2c4_sda */
>;
};
-};
-
-&omap4_pmx_wkup {
- led_wkgpio_pins: pinmux_leds_wkpins {
- pinctrl-single,pins = <
- 0x1a (PIN_OUTPUT | MUX_MODE3) /* gpio_wk7 */
- 0x1c (PIN_OUTPUT | MUX_MODE3) /* gpio_wk8 */
- >;
- };
/*
* wl12xx GPIO outputs for WLAN_EN, BT_EN, FM_EN, BT_WAKEUP
pinctrl-single,pins = <
0x38 (PIN_INPUT | MUX_MODE3) /* gpmc_ncs2.gpio_52 */
0x3a (PIN_INPUT | MUX_MODE3) /* gpmc_ncs3.gpio_53 */
- 0x108 (PIN_OUTPUT | MUX_MODE0) /* sdmmc5_clk.sdmmc5_clk */
+ 0x108 (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc5_clk.sdmmc5_clk */
0x10a (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc5_cmd.sdmmc5_cmd */
0x10c (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc5_dat0.sdmmc5_dat0 */
0x10e (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc5_dat1.sdmmc5_dat1 */
};
};
+&omap4_pmx_wkup {
+ led_wkgpio_pins: pinmux_leds_wkpins {
+ pinctrl-single,pins = <
+ 0x1a (PIN_OUTPUT | MUX_MODE3) /* gpio_wk7 */
+ 0x1c (PIN_OUTPUT | MUX_MODE3) /* gpio_wk8 */
+ >;
+ };
+};
+
&i2c1 {
pinctrl-names = "default";
pinctrl-0 = <&i2c1_pins>;
wl12xx_pins: pinmux_wl12xx_pins {
pinctrl-single,pins = <
0x3a (PIN_INPUT | MUX_MODE3) /* gpmc_ncs3.gpio_53 */
- 0x108 (PIN_OUTPUT | MUX_MODE3) /* sdmmc5_clk.sdmmc5_clk */
- 0x10a (PIN_INPUT_PULLUP | MUX_MODE3) /* sdmmc5_cmd.sdmmc5_cmd */
- 0x10c (PIN_INPUT_PULLUP | MUX_MODE3) /* sdmmc5_dat0.sdmmc5_dat0 */
- 0x10e (PIN_INPUT_PULLUP | MUX_MODE3) /* sdmmc5_dat1.sdmmc5_dat1 */
- 0x110 (PIN_INPUT_PULLUP | MUX_MODE3) /* sdmmc5_dat2.sdmmc5_dat2 */
- 0x112 (PIN_INPUT_PULLUP | MUX_MODE3) /* sdmmc5_dat3.sdmmc5_dat3 */
+ 0x108 (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc5_clk.sdmmc5_clk */
+ 0x10a (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc5_cmd.sdmmc5_cmd */
+ 0x10c (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc5_dat0.sdmmc5_dat0 */
+ 0x10e (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc5_dat1.sdmmc5_dat1 */
+ 0x110 (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc5_dat2.sdmmc5_dat2 */
+ 0x112 (PIN_INPUT_PULLUP | MUX_MODE0) /* sdmmc5_dat3.sdmmc5_dat3 */
>;
};
};
#include <dt-bindings/pinctrl/at91.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/clk/at91.h>
/ {
model = "Atmel SAMA5D3 family SoC";
reg = <0x20000000 0x8000000>;
};
+ clocks {
+ adc_op_clk: adc_op_clk{
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <20000000>;
+ };
+ };
+
ahb {
compatible = "simple-bus";
#address-cells = <1>;
status = "disabled";
#address-cells = <1>;
#size-cells = <0>;
+ clocks = <&mci0_clk>;
+ clock-names = "mci_clk";
};
spi0: spi@f0004000 {
dma-names = "tx", "rx";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_spi0>;
+ clocks = <&spi0_clk>;
+ clock-names = "spi_clk";
status = "disabled";
};
interrupts = <38 IRQ_TYPE_LEVEL_HIGH 4>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_ssc0_tx &pinctrl_ssc0_rx>;
+ clocks = <&ssc0_clk>;
+ clock-names = "pclk";
status = "disabled";
};
compatible = "atmel,at91sam9x5-tcb";
reg = <0xf0010000 0x100>;
interrupts = <26 IRQ_TYPE_LEVEL_HIGH 0>;
+ clocks = <&tcb0_clk>;
+ clock-names = "t0_clk";
};
i2c0: i2c@f0014000 {
pinctrl-0 = <&pinctrl_i2c0>;
#address-cells = <1>;
#size-cells = <0>;
+ clocks = <&twi0_clk>;
status = "disabled";
};
pinctrl-0 = <&pinctrl_i2c1>;
#address-cells = <1>;
#size-cells = <0>;
+ clocks = <&twi1_clk>;
status = "disabled";
};
interrupts = <12 IRQ_TYPE_LEVEL_HIGH 5>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usart0>;
+ clocks = <&usart0_clk>;
+ clock-names = "usart";
status = "disabled";
};
interrupts = <13 IRQ_TYPE_LEVEL_HIGH 5>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usart1>;
+ clocks = <&usart1_clk>;
+ clock-names = "usart";
status = "disabled";
};
status = "disabled";
#address-cells = <1>;
#size-cells = <0>;
+ clocks = <&mci1_clk>;
+ clock-names = "mci_clk";
};
spi1: spi@f8008000 {
dma-names = "tx", "rx";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_spi1>;
+ clocks = <&spi1_clk>;
+ clock-names = "spi_clk";
status = "disabled";
};
interrupts = <39 IRQ_TYPE_LEVEL_HIGH 4>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_ssc1_tx &pinctrl_ssc1_rx>;
+ clocks = <&ssc1_clk>;
+ clock-names = "pclk";
status = "disabled";
};
&pinctrl_adc0_ad10
&pinctrl_adc0_ad11
>;
+ clocks = <&adc_clk>,
+ <&adc_op_clk>;
+ clock-names = "adc_clk", "adc_op_clk";
atmel,adc-channel-base = <0x50>;
atmel,adc-channels-used = <0xfff>;
atmel,adc-drdy-mask = <0x1000000>;
dma-names = "tx", "rx";
#address-cells = <1>;
#size-cells = <0>;
+ clocks = <&twi2_clk>;
status = "disabled";
};
interrupts = <14 IRQ_TYPE_LEVEL_HIGH 5>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usart2>;
+ clocks = <&usart2_clk>;
+ clock-names = "usart";
status = "disabled";
};
interrupts = <15 IRQ_TYPE_LEVEL_HIGH 5>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usart3>;
+ clocks = <&usart3_clk>;
+ clock-names = "usart";
status = "disabled";
};
reg = <0xffffe600 0x200>;
interrupts = <30 IRQ_TYPE_LEVEL_HIGH 0>;
#dma-cells = <2>;
+ clocks = <&dma0_clk>;
+ clock-names = "dma_clk";
};
dma1: dma-controller@ffffe800 {
reg = <0xffffe800 0x200>;
interrupts = <31 IRQ_TYPE_LEVEL_HIGH 0>;
#dma-cells = <2>;
+ clocks = <&dma1_clk>;
+ clock-names = "dma_clk";
};
ramc0: ramc@ffffea00 {
interrupts = <2 IRQ_TYPE_LEVEL_HIGH 7>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_dbgu>;
+ clocks = <&dbgu_clk>;
+ clock-names = "usart";
status = "disabled";
};
gpio-controller;
interrupt-controller;
#interrupt-cells = <2>;
+ clocks = <&pioA_clk>;
};
pioB: gpio@fffff400 {
gpio-controller;
interrupt-controller;
#interrupt-cells = <2>;
+ clocks = <&pioB_clk>;
};
pioC: gpio@fffff600 {
gpio-controller;
interrupt-controller;
#interrupt-cells = <2>;
+ clocks = <&pioC_clk>;
};
pioD: gpio@fffff800 {
gpio-controller;
interrupt-controller;
#interrupt-cells = <2>;
+ clocks = <&pioD_clk>;
};
pioE: gpio@fffffa00 {
gpio-controller;
interrupt-controller;
#interrupt-cells = <2>;
+ clocks = <&pioE_clk>;
};
};
pmc: pmc@fffffc00 {
- compatible = "atmel,at91rm9200-pmc";
+ compatible = "atmel,sama5d3-pmc";
reg = <0xfffffc00 0x120>;
+ interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>;
+ interrupt-controller;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ #interrupt-cells = <1>;
+
+ clk32k: slck {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <32768>;
+ };
+
+ main: mainck {
+ compatible = "atmel,at91rm9200-clk-main";
+ #clock-cells = <0>;
+ interrupt-parent = <&pmc>;
+ interrupts = <AT91_PMC_MOSCS>;
+ clocks = <&clk32k>;
+ };
+
+ plla: pllack {
+ compatible = "atmel,sama5d3-clk-pll";
+ #clock-cells = <0>;
+ interrupt-parent = <&pmc>;
+ interrupts = <AT91_PMC_LOCKA>;
+ clocks = <&main>;
+ reg = <0>;
+ atmel,clk-input-range = <8000000 50000000>;
+ #atmel,pll-clk-output-range-cells = <4>;
+ atmel,pll-clk-output-ranges = <400000000 1000000000 0 0>;
+ };
+
+ plladiv: plladivck {
+ compatible = "atmel,at91sam9x5-clk-plldiv";
+ #clock-cells = <0>;
+ clocks = <&plla>;
+ };
+
+ utmi: utmick {
+ compatible = "atmel,at91sam9x5-clk-utmi";
+ #clock-cells = <0>;
+ interrupt-parent = <&pmc>;
+ interrupts = <AT91_PMC_LOCKU>;
+ clocks = <&main>;
+ };
+
+ mck: masterck {
+ compatible = "atmel,at91sam9x5-clk-master";
+ #clock-cells = <0>;
+ interrupt-parent = <&pmc>;
+ interrupts = <AT91_PMC_MCKRDY>;
+ clocks = <&clk32k>, <&main>, <&plladiv>, <&utmi>;
+ atmel,clk-output-range = <0 166000000>;
+ atmel,clk-divisors = <1 2 4 3>;
+ };
+
+ usb: usbck {
+ compatible = "atmel,at91sam9x5-clk-usb";
+ #clock-cells = <0>;
+ clocks = <&plladiv>, <&utmi>;
+ };
+
+ prog: progck {
+ compatible = "atmel,at91sam9x5-clk-programmable";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ interrupt-parent = <&pmc>;
+ clocks = <&clk32k>, <&main>, <&plladiv>, <&utmi>, <&mck>;
+
+ prog0: prog0 {
+ #clock-cells = <0>;
+ reg = <0>;
+ interrupts = <AT91_PMC_PCKRDY(0)>;
+ };
+
+ prog1: prog1 {
+ #clock-cells = <0>;
+ reg = <1>;
+ interrupts = <AT91_PMC_PCKRDY(1)>;
+ };
+
+ prog2: prog2 {
+ #clock-cells = <0>;
+ reg = <2>;
+ interrupts = <AT91_PMC_PCKRDY(2)>;
+ };
+ };
+
+ smd: smdclk {
+ compatible = "atmel,at91sam9x5-clk-smd";
+ #clock-cells = <0>;
+ clocks = <&plladiv>, <&utmi>;
+ };
+
+ systemck {
+ compatible = "atmel,at91rm9200-clk-system";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ddrck: ddrck {
+ #clock-cells = <0>;
+ reg = <2>;
+ clocks = <&mck>;
+ };
+
+ smdck: smdck {
+ #clock-cells = <0>;
+ reg = <4>;
+ clocks = <&smd>;
+ };
+
+ uhpck: uhpck {
+ #clock-cells = <0>;
+ reg = <6>;
+ clocks = <&usb>;
+ };
+
+ udpck: udpck {
+ #clock-cells = <0>;
+ reg = <7>;
+ clocks = <&usb>;
+ };
+
+ pck0: pck0 {
+ #clock-cells = <0>;
+ reg = <8>;
+ clocks = <&prog0>;
+ };
+
+ pck1: pck1 {
+ #clock-cells = <0>;
+ reg = <9>;
+ clocks = <&prog1>;
+ };
+
+ pck2: pck2 {
+ #clock-cells = <0>;
+ reg = <10>;
+ clocks = <&prog2>;
+ };
+ };
+
+ periphck {
+ compatible = "atmel,at91sam9x5-clk-peripheral";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ clocks = <&mck>;
+
+ dbgu_clk: dbgu_clk {
+ #clock-cells = <0>;
+ reg = <2>;
+ };
+
+ pioA_clk: pioA_clk {
+ #clock-cells = <0>;
+ reg = <6>;
+ };
+
+ pioB_clk: pioB_clk {
+ #clock-cells = <0>;
+ reg = <7>;
+ };
+
+ pioC_clk: pioC_clk {
+ #clock-cells = <0>;
+ reg = <8>;
+ };
+
+ pioD_clk: pioD_clk {
+ #clock-cells = <0>;
+ reg = <9>;
+ };
+
+ pioE_clk: pioE_clk {
+ #clock-cells = <0>;
+ reg = <10>;
+ };
+
+ usart0_clk: usart0_clk {
+ #clock-cells = <0>;
+ reg = <12>;
+ atmel,clk-output-range = <0 66000000>;
+ };
+
+ usart1_clk: usart1_clk {
+ #clock-cells = <0>;
+ reg = <13>;
+ atmel,clk-output-range = <0 66000000>;
+ };
+
+ usart2_clk: usart2_clk {
+ #clock-cells = <0>;
+ reg = <14>;
+ atmel,clk-output-range = <0 66000000>;
+ };
+
+ usart3_clk: usart3_clk {
+ #clock-cells = <0>;
+ reg = <15>;
+ atmel,clk-output-range = <0 66000000>;
+ };
+
+ twi0_clk: twi0_clk {
+ reg = <18>;
+ #clock-cells = <0>;
+ atmel,clk-output-range = <0 16625000>;
+ };
+
+ twi1_clk: twi1_clk {
+ #clock-cells = <0>;
+ reg = <19>;
+ atmel,clk-output-range = <0 16625000>;
+ };
+
+ twi2_clk: twi2_clk {
+ #clock-cells = <0>;
+ reg = <20>;
+ atmel,clk-output-range = <0 16625000>;
+ };
+
+ mci0_clk: mci0_clk {
+ #clock-cells = <0>;
+ reg = <21>;
+ };
+
+ mci1_clk: mci1_clk {
+ #clock-cells = <0>;
+ reg = <22>;
+ };
+
+ spi0_clk: spi0_clk {
+ #clock-cells = <0>;
+ reg = <24>;
+ atmel,clk-output-range = <0 133000000>;
+ };
+
+ spi1_clk: spi1_clk {
+ #clock-cells = <0>;
+ reg = <25>;
+ atmel,clk-output-range = <0 133000000>;
+ };
+
+ tcb0_clk: tcb0_clk {
+ #clock-cells = <0>;
+ reg = <26>;
+ atmel,clk-output-range = <0 133000000>;
+ };
+
+ pwm_clk: pwm_clk {
+ #clock-cells = <0>;
+ reg = <28>;
+ };
+
+ adc_clk: adc_clk {
+ #clock-cells = <0>;
+ reg = <29>;
+ atmel,clk-output-range = <0 66000000>;
+ };
+
+ dma0_clk: dma0_clk {
+ #clock-cells = <0>;
+ reg = <30>;
+ };
+
+ dma1_clk: dma1_clk {
+ #clock-cells = <0>;
+ reg = <31>;
+ };
+
+ uhphs_clk: uhphs_clk {
+ #clock-cells = <0>;
+ reg = <32>;
+ };
+
+ udphs_clk: udphs_clk {
+ #clock-cells = <0>;
+ reg = <33>;
+ };
+
+ isi_clk: isi_clk {
+ #clock-cells = <0>;
+ reg = <37>;
+ };
+
+ ssc0_clk: ssc0_clk {
+ #clock-cells = <0>;
+ reg = <38>;
+ atmel,clk-output-range = <0 66000000>;
+ };
+
+ ssc1_clk: ssc1_clk {
+ #clock-cells = <0>;
+ reg = <39>;
+ atmel,clk-output-range = <0 66000000>;
+ };
+
+ sha_clk: sha_clk {
+ #clock-cells = <0>;
+ reg = <42>;
+ };
+
+ aes_clk: aes_clk {
+ #clock-cells = <0>;
+ reg = <43>;
+ };
+
+ tdes_clk: tdes_clk {
+ #clock-cells = <0>;
+ reg = <44>;
+ };
+
+ trng_clk: trng_clk {
+ #clock-cells = <0>;
+ reg = <45>;
+ };
+
+ fuse_clk: fuse_clk {
+ #clock-cells = <0>;
+ reg = <48>;
+ };
+ };
};
rstc@fffffe00 {
compatible = "atmel,at91sam9260-pit";
reg = <0xfffffe30 0xf>;
interrupts = <3 IRQ_TYPE_LEVEL_HIGH 5>;
+ clocks = <&mck>;
};
watchdog@fffffe40 {
reg = <0x00500000 0x100000
0xf8030000 0x4000>;
interrupts = <33 IRQ_TYPE_LEVEL_HIGH 2>;
+ clocks = <&udphs_clk>, <&utmi>;
+ clock-names = "pclk", "hclk";
status = "disabled";
ep0 {
compatible = "atmel,at91rm9200-ohci", "usb-ohci";
reg = <0x00600000 0x100000>;
interrupts = <32 IRQ_TYPE_LEVEL_HIGH 2>;
+ clocks = <&usb>, <&uhphs_clk>, <&udphs_clk>,
+ <&uhpck>;
+ clock-names = "usb_clk", "ohci_clk", "hclk", "uhpck";
status = "disabled";
};
compatible = "atmel,at91sam9g45-ehci", "usb-ehci";
reg = <0x00700000 0x100000>;
interrupts = <32 IRQ_TYPE_LEVEL_HIGH 2>;
+ clocks = <&usb>, <&uhphs_clk>, <&uhpck>;
+ clock-names = "usb_clk", "ehci_clk", "uhpck";
status = "disabled";
};
};
+ pmc: pmc@fffffc00 {
+ periphck {
+ can0_clk: can0_clk {
+ #clock-cells = <0>;
+ reg = <40>;
+ atmel,clk-output-range = <0 66000000>;
+ };
+
+ can1_clk: can0_clk {
+ #clock-cells = <0>;
+ reg = <41>;
+ atmel,clk-output-range = <0 66000000>;
+ };
+ };
+ };
+
can0: can@f000c000 {
compatible = "atmel,at91sam9x5-can";
reg = <0xf000c000 0x300>;
interrupts = <40 IRQ_TYPE_LEVEL_HIGH 3>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_can0_rx_tx>;
+ clocks = <&can0_clk>;
+ clock-names = "can_clk";
status = "disabled";
};
interrupts = <41 IRQ_TYPE_LEVEL_HIGH 3>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_can1_rx_tx>;
+ clocks = <&can1_clk>;
+ clock-names = "can_clk";
status = "disabled";
};
};
};
};
+ pmc: pmc@fffffc00 {
+ periphck {
+ macb1_clk: macb1_clk {
+ #clock-cells = <0>;
+ reg = <35>;
+ };
+ };
+ };
+
macb1: ethernet@f802c000 {
compatible = "cdns,at32ap7000-macb", "cdns,macb";
reg = <0xf802c000 0x100>;
interrupts = <35 IRQ_TYPE_LEVEL_HIGH 3>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_macb1_rmii>;
+ clocks = <&macb1_clk>, <&macb1_clk>;
+ clock-names = "hclk", "pclk";
status = "disabled";
};
};
};
};
+ pmc: pmc@fffffc00 {
+ periphck {
+ macb0_clk: macb0_clk {
+ #clock-cells = <0>;
+ reg = <34>;
+ };
+ };
+ };
+
macb0: ethernet@f0028000 {
compatible = "cdns,pc302-gem", "cdns,gem";
reg = <0xf0028000 0x100>;
interrupts = <34 IRQ_TYPE_LEVEL_HIGH 3>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_macb0_data_rgmii &pinctrl_macb0_signal_rgmii>;
+ clocks = <&macb0_clk>, <&macb0_clk>;
+ clock-names = "hclk", "pclk";
status = "disabled";
};
};
};
};
};
+
+ pmc: pmc@fffffc00 {
+ periphck {
+ lcdc_clk: lcdc_clk {
+ #clock-cells = <0>;
+ reg = <36>;
+ };
+ };
+
+ systemck {
+ lcdck: lcdck {
+ #clock-cells = <0>;
+ reg = <3>;
+ clocks = <&mck>;
+ };
+ };
+ };
};
};
};
#include <dt-bindings/pinctrl/at91.h>
#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/clk/at91.h>
/ {
ahb {
};
};
+ pmc: pmc@fffffc00 {
+ periphck {
+ mci2_clk: mci2_clk {
+ #clock-cells = <0>;
+ reg = <23>;
+ };
+ };
+ };
+
mmc2: mmc@f8004000 {
compatible = "atmel,hsmci";
reg = <0xf8004000 0x600>;
dma-names = "rxtx";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_mmc2_clk_cmd_dat0 &pinctrl_mmc2_dat1_3>;
+ clocks = <&mci2_clk>;
+ clock-names = "mci_clk";
status = "disabled";
#address-cells = <1>;
#size-cells = <0>;
#include <dt-bindings/pinctrl/at91.h>
#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/clk/at91.h>
/ {
aliases {
ahb {
apb {
+ pmc: pmc@fffffc00 {
+ periphck {
+ tcb1_clk: tcb1_clk {
+ #clock-cells = <0>;
+ reg = <27>;
+ };
+ };
+ };
+
tcb1: timer@f8014000 {
compatible = "atmel,at91sam9x5-tcb";
reg = <0xf8014000 0x100>;
interrupts = <27 IRQ_TYPE_LEVEL_HIGH 0>;
+ clocks = <&tcb1_clk>;
+ clock-names = "t0_clk";
};
};
};
#include <dt-bindings/pinctrl/at91.h>
#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/clk/at91.h>
/ {
ahb {
};
};
+ pmc: pmc@fffffc00 {
+ periphck {
+ uart0_clk: uart0_clk {
+ #clock-cells = <0>;
+ reg = <16>;
+ atmel,clk-output-range = <0 66000000>;
+ };
+
+ uart1_clk: uart1_clk {
+ #clock-cells = <0>;
+ reg = <17>;
+ atmel,clk-output-range = <0 66000000>;
+ };
+ };
+ };
+
uart0: serial@f0024000 {
compatible = "atmel,at91sam9260-usart";
reg = <0xf0024000 0x200>;
interrupts = <16 IRQ_TYPE_LEVEL_HIGH 5>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart0>;
+ clocks = <&uart0_clk>;
+ clock-names = "usart";
status = "disabled";
};
interrupts = <17 IRQ_TYPE_LEVEL_HIGH 5>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart1>;
+ clocks = <&uart1_clk>;
+ clock-names = "usart";
status = "disabled";
};
};
reg = <0x20000000 0x20000000>;
};
- clocks {
- #address-cells = <1>;
- #size-cells = <1>;
- ranges;
-
- main_clock: clock@0 {
- compatible = "atmel,osc", "fixed-clock";
- clock-frequency = <12000000>;
- };
- };
-
ahb {
apb {
spi0: spi@f0004000 {
macb0: ethernet@f0028000 {
phy-mode = "rgmii";
};
+
+ pmc: pmc@fffffc00 {
+ main: mainck {
+ clock-frequency = <12000000>;
+ };
+ };
};
nand0: nand@60000000 {
mpu_periph_clk: mpu_periph_clk {
#clock-cells = <0>;
- compatible = "altr,socfpga-gate-clk";
+ compatible = "altr,socfpga-perip-clk";
clocks = <&mpuclk>;
fixed-divider = <4>;
};
mpu_l2_ram_clk: mpu_l2_ram_clk {
#clock-cells = <0>;
- compatible = "altr,socfpga-gate-clk";
+ compatible = "altr,socfpga-perip-clk";
clocks = <&mpuclk>;
fixed-divider = <2>;
};
l3_main_clk: l3_main_clk {
#clock-cells = <0>;
- compatible = "altr,socfpga-gate-clk";
+ compatible = "altr,socfpga-perip-clk";
clocks = <&mainclk>;
+ fixed-divider = <1>;
};
l3_mp_clk: l3_mp_clk {
CONFIG_SMSC911X=y
CONFIG_STMMAC_ETH=y
CONFIG_MDIO_SUN4I=y
+CONFIG_TI_CPSW=y
CONFIG_KEYBOARD_SPEAR=y
CONFIG_SERIO_AMBAKMI=y
CONFIG_SERIAL_8250=y
CONFIG_USB_ISP1301=y
CONFIG_USB_MXS_PHY=y
CONFIG_MMC=y
+CONFIG_MMC_BLOCK_MINORS=16
CONFIG_MMC_ARMMMCI=y
CONFIG_MMC_SDHCI=y
CONFIG_MMC_SDHCI_PLTFM=y
CONFIG_MMC_SDHCI_ESDHC_IMX=y
CONFIG_MMC_SDHCI_TEGRA=y
CONFIG_MMC_SDHCI_SPEAR=y
+CONFIG_MMC_SDHCI_BCM_KONA=y
CONFIG_MMC_OMAP=y
CONFIG_MMC_OMAP_HS=y
CONFIG_EDAC=y
CONFIG_MFD_TPS65217=y
CONFIG_MFD_TPS65910=y
CONFIG_TWL6040_CORE=y
+CONFIG_REGULATOR_FIXED_VOLTAGE=y
CONFIG_REGULATOR_PALMAS=y
CONFIG_REGULATOR_TPS65023=y
CONFIG_REGULATOR_TPS6507X=y
CONFIG_PACKET=y
CONFIG_UNIX=y
CONFIG_INET=y
+CONFIG_IP_PNP=y
+CONFIG_IP_PNP_DHCP=y
+CONFIG_IP_PNP_BOOTP=y
# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
# CONFIG_INET_XFRM_MODE_TUNNEL is not set
# CONFIG_INET_XFRM_MODE_BEET is not set
CONFIG_LEDS_TRIGGER_DEFAULT_ON=y
CONFIG_COMMON_CLK_DEBUG=y
# CONFIG_IOMMU_SUPPORT is not set
+CONFIG_TMPFS=y
+CONFIG_NFS_FS=y
+CONFIG_ROOT_NFS=y
CONFIG_NLS=y
+CONFIG_PRINTK_TIME=y
CONFIG_CPU_FREQ=y
CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND=y
CONFIG_CPU_IDLE=y
+CONFIG_ARM_U8500_CPUIDLE=y
CONFIG_VFP=y
CONFIG_NEON=y
CONFIG_PM_RUNTIME=y
CONFIG_EXT3_FS=y
CONFIG_EXT4_FS=y
CONFIG_VFAT_FS=y
+CONFIG_DEVTMPFS=y
+CONFIG_DEVTMPFS_MOUNT=y
CONFIG_TMPFS=y
CONFIG_TMPFS_POSIX_ACL=y
# CONFIG_MISC_FILESYSTEMS is not set
if ARCH_AT91
+config HAVE_AT91_UTMI
+ bool
+
+config HAVE_AT91_USB_CLK
+ bool
+
config HAVE_AT91_DBGU0
bool
config HAVE_AT91_DBGU1
bool
+config AT91_USE_OLD_CLK
+ bool
+
config AT91_PMC_UNIT
bool
default !ARCH_AT91X40
+config COMMON_CLK_AT91
+ bool
+ default AT91_PMC_UNIT && USE_OF && !AT91_USE_OLD_CLK
+ select COMMON_CLK
+
+config OLD_CLK_AT91
+ bool
+ default AT91_PMC_UNIT && AT91_USE_OLD_CLK
+
config AT91_SAM9_ALT_RESET
bool
default !ARCH_AT91X40
config AT91_SAM9_TIME
bool
+config HAVE_AT91_SMD
+ bool
+
config SOC_AT91SAM9
bool
select AT91_SAM9_TIME
select SOC_SAMA5
select HAVE_FB_ATMEL
select HAVE_AT91_DBGU1
+ select HAVE_AT91_UTMI
+ select HAVE_AT91_SMD
+ select HAVE_AT91_USB_CLK
help
Select this if you are using one of Atmel's SAMA5D3 family SoC.
This support covers SAMA5D31, SAMA5D33, SAMA5D34, SAMA5D35.
select HAVE_AT91_DBGU0
select MULTI_IRQ_HANDLER
select SPARSE_IRQ
+ select AT91_USE_OLD_CLK
+ select HAVE_AT91_USB_CLK
config SOC_AT91SAM9260
bool "AT91SAM9260, AT91SAM9XE or AT91SAM9G20"
select HAVE_AT91_DBGU0
select SOC_AT91SAM9
+ select AT91_USE_OLD_CLK
+ select HAVE_AT91_USB_CLK
help
Select this if you are using one of Atmel's AT91SAM9260, AT91SAM9XE
or AT91SAM9G20 SoC.
select HAVE_AT91_DBGU0
select HAVE_FB_ATMEL
select SOC_AT91SAM9
+ select AT91_USE_OLD_CLK
+ select HAVE_AT91_USB_CLK
help
Select this if you are using one of Atmel's AT91SAM9261 or AT91SAM9G10 SoC.
select HAVE_AT91_DBGU1
select HAVE_FB_ATMEL
select SOC_AT91SAM9
+ select AT91_USE_OLD_CLK
+ select HAVE_AT91_USB_CLK
config SOC_AT91SAM9RL
bool "AT91SAM9RL"
select HAVE_AT91_DBGU0
select HAVE_FB_ATMEL
select SOC_AT91SAM9
+ select AT91_USE_OLD_CLK
+ select HAVE_AT91_UTMI
config SOC_AT91SAM9G45
bool "AT91SAM9G45 or AT91SAM9M10 families"
select HAVE_AT91_DBGU1
select HAVE_FB_ATMEL
select SOC_AT91SAM9
+ select AT91_USE_OLD_CLK
+ select HAVE_AT91_UTMI
+ select HAVE_AT91_USB_CLK
help
Select this if you are using one of Atmel's AT91SAM9G45 family SoC.
This support covers AT91SAM9G45, AT91SAM9G46, AT91SAM9M10 and AT91SAM9M11.
select HAVE_AT91_DBGU0
select HAVE_FB_ATMEL
select SOC_AT91SAM9
+ select AT91_USE_OLD_CLK
+ select HAVE_AT91_UTMI
+ select HAVE_AT91_SMD
+ select HAVE_AT91_USB_CLK
help
Select this if you are using one of Atmel's AT91SAM9x5 family SoC.
This means that your SAM9 name finishes with a '5' (except if it is
select HAVE_AT91_DBGU0
select HAVE_FB_ATMEL
select SOC_AT91SAM9
+ select AT91_USE_OLD_CLK
+ select HAVE_AT91_USB_CLK
help
Select this if you are using Atmel's AT91SAM9N12 SoC.
config ARCH_AT91RM9200
bool "AT91RM9200"
select SOC_AT91RM9200
+ select AT91_USE_OLD_CLK
config ARCH_AT91SAM9260
bool "AT91SAM9260 or AT91SAM9XE or AT91SAM9G20"
select SOC_AT91SAM9260
+ select AT91_USE_OLD_CLK
config ARCH_AT91SAM9261
bool "AT91SAM9261 or AT91SAM9G10"
select SOC_AT91SAM9261
+ select AT91_USE_OLD_CLK
config ARCH_AT91SAM9263
bool "AT91SAM9263"
select SOC_AT91SAM9263
+ select AT91_USE_OLD_CLK
config ARCH_AT91SAM9RL
bool "AT91SAM9RL"
select SOC_AT91SAM9RL
+ select AT91_USE_OLD_CLK
config ARCH_AT91SAM9G45
bool "AT91SAM9G45"
select SOC_AT91SAM9G45
+ select AT91_USE_OLD_CLK
config ARCH_AT91X40
bool "AT91x40"
obj-n :=
obj- :=
-obj-$(CONFIG_AT91_PMC_UNIT) += clock.o
+obj-$(CONFIG_OLD_CLK_AT91) += clock.o
obj-$(CONFIG_AT91_SAM9_ALT_RESET) += at91sam9_alt_reset.o
obj-$(CONFIG_AT91_SAM9G45_RESET) += at91sam9g45_reset.o
obj-$(CONFIG_AT91_SAM9_TIME) += at91sam926x_time.o
#include <linux/module.h>
#include <linux/reboot.h>
+#include <linux/clk/at91_pmc.h>
#include <asm/irq.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/system_misc.h>
#include <mach/at91rm9200.h>
-#include <mach/at91_pmc.h>
#include <mach/at91_st.h>
#include <mach/cpu.h>
*/
#include <linux/module.h>
+#include <linux/clk/at91_pmc.h>
#include <asm/proc-fns.h>
#include <asm/irq.h>
#include <mach/cpu.h>
#include <mach/at91_dbgu.h>
#include <mach/at91sam9260.h>
-#include <mach/at91_pmc.h>
#include "at91_aic.h"
#include "at91_rstc.h"
*/
#include <linux/module.h>
+#include <linux/clk/at91_pmc.h>
#include <asm/proc-fns.h>
#include <asm/irq.h>
#include <asm/system_misc.h>
#include <mach/cpu.h>
#include <mach/at91sam9261.h>
-#include <mach/at91_pmc.h>
#include "at91_aic.h"
#include "at91_rstc.h"
*/
#include <linux/module.h>
+#include <linux/clk/at91_pmc.h>
#include <asm/proc-fns.h>
#include <asm/irq.h>
#include <asm/mach/map.h>
#include <asm/system_misc.h>
#include <mach/at91sam9263.h>
-#include <mach/at91_pmc.h>
#include "at91_aic.h"
#include "at91_rstc.h"
static u32 pit_cycle; /* write-once */
static u32 pit_cnt; /* access only w/system irq blocked */
static void __iomem *pit_base_addr __read_mostly;
+static struct clk *mck;
static inline unsigned int pit_read(unsigned int reg_offset)
{
if (!pit_base_addr)
goto node_err;
+ mck = of_clk_get(np, 0);
+
/* Get the interrupts property */
ret = irq_of_parse_and_map(np, 0);
if (!ret) {
pr_crit("AT91: PIT: Unable to get IRQ from DT\n");
+ if (!IS_ERR(mck))
+ clk_put(mck);
goto ioremap_err;
}
at91sam926x_pit_irq.irq = ret;
unsigned bits;
int ret;
+ mck = ERR_PTR(-ENOENT);
+
/* For device tree enabled device: initialize here */
of_at91sam926x_pit_init();
* Use our actual MCK to figure out how many MCK/16 ticks per
* 1/HZ period (instead of a compile-time constant LATCH).
*/
- pit_rate = clk_get_rate(clk_get(NULL, "mck")) / 16;
+ if (IS_ERR(mck))
+ mck = clk_get(NULL, "mck");
+
+ if (IS_ERR(mck))
+ panic("AT91: PIT: Unable to get mck clk\n");
+ pit_rate = clk_get_rate(mck) / 16;
pit_cycle = (pit_rate + HZ/2) / HZ;
WARN_ON(((pit_cycle - 1) & ~AT91_PIT_PIV) != 0);
#include <linux/module.h>
#include <linux/dma-mapping.h>
+#include <linux/clk/at91_pmc.h>
#include <asm/irq.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/system_misc.h>
#include <mach/at91sam9g45.h>
-#include <mach/at91_pmc.h>
#include <mach/cpu.h>
#include "at91_aic.h"
#include <linux/module.h>
#include <linux/dma-mapping.h>
+#include <linux/clk/at91_pmc.h>
#include <asm/irq.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <mach/at91sam9n12.h>
-#include <mach/at91_pmc.h>
#include <mach/cpu.h>
#include "board.h"
*/
#include <linux/module.h>
+#include <linux/clk/at91_pmc.h>
#include <asm/proc-fns.h>
#include <asm/irq.h>
#include <mach/cpu.h>
#include <mach/at91_dbgu.h>
#include <mach/at91sam9rl.h>
-#include <mach/at91_pmc.h>
#include "at91_aic.h"
#include "at91_rstc.h"
#include <linux/module.h>
#include <linux/dma-mapping.h>
+#include <linux/clk/at91_pmc.h>
#include <asm/irq.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <mach/at91sam9x5.h>
-#include <mach/at91_pmc.h>
#include <mach/cpu.h>
#include "board.h"
#include <linux/of_irq.h>
#include <linux/of_platform.h>
#include <linux/phy.h>
+#include <linux/clk-provider.h>
#include <asm/setup.h>
#include <asm/irq.h>
#include "at91_aic.h"
#include "generic.h"
+static void __init sama5_dt_timer_init(void)
+{
+#if defined(CONFIG_COMMON_CLK)
+ of_clk_init(NULL);
+#endif
+ at91sam926x_pit_init();
+}
static const struct of_device_id irq_of_match[] __initconst = {
DT_MACHINE_START(sama5_dt, "Atmel SAMA5 (Device Tree)")
/* Maintainer: Atmel */
- .init_time = at91sam926x_pit_init,
+ .init_time = sama5_dt_timer_init,
.map_io = at91_map_io,
.handle_irq = at91_aic5_handle_irq,
.init_early = at91_dt_initialize,
#include <linux/clk.h>
#include <linux/io.h>
#include <linux/of_address.h>
+#include <linux/clk/at91_pmc.h>
#include <mach/hardware.h>
-#include <mach/at91_pmc.h>
#include <mach/cpu.h>
#include <asm/proc-fns.h>
#if defined(CONFIG_OF)
static struct of_device_id pmc_ids[] = {
{ .compatible = "atmel,at91rm9200-pmc" },
+ { .compatible = "atmel,at91sam9260-pmc" },
+ { .compatible = "atmel,at91sam9g45-pmc" },
+ { .compatible = "atmel,at91sam9n12-pmc" },
+ { .compatible = "atmel,at91sam9x5-pmc" },
+ { .compatible = "atmel,sama5d3-pmc" },
{ /*sentinel*/ }
};
extern void at91x40_timer_init(void);
/* Clocks */
-#ifdef CONFIG_AT91_PMC_UNIT
+#ifdef CONFIG_OLD_CLK_AT91
extern int __init at91_clock_init(unsigned long main_clock);
extern int __init at91_dt_clock_init(void);
#else
static int inline at91_clock_init(unsigned long main_clock) { return 0; }
+static int inline at91_dt_clock_init(void) { return 0; }
#endif
struct device;
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/io.h>
+#include <linux/clk/at91_pmc.h>
#include <asm/irq.h>
#include <linux/atomic.h>
#include <asm/mach/time.h>
#include <asm/mach/irq.h>
-#include <mach/at91_pmc.h>
#include <mach/cpu.h>
#include "at91_aic.h"
#include <mach/at91_ramc.h>
#include <mach/at91rm9200_sdramc.h>
+#ifdef CONFIG_PM
extern void at91_pm_set_standby(void (*at91_standby)(void));
+#else
+static inline void at91_pm_set_standby(void (*at91_standby)(void)) { }
+#endif
/*
* The AT91RM9200 goes into self-refresh mode with this command, and will
*/
#include <linux/linkage.h>
+#include <linux/clk/at91_pmc.h>
#include <mach/hardware.h>
-#include <mach/at91_pmc.h>
#include <mach/at91_ramc.h>
#include <linux/module.h>
#include <linux/dma-mapping.h>
+#include <linux/clk/at91_pmc.h>
#include <asm/irq.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <mach/sama5d3.h>
-#include <mach/at91_pmc.h>
#include <mach/cpu.h>
#include "soc.h"
#include "generic.h"
-#include "clock.h"
#include "sam9_smc.h"
-/* --------------------------------------------------------------------
- * Clocks
- * -------------------------------------------------------------------- */
-
-/*
- * The peripheral clocks.
- */
-
-static struct clk pioA_clk = {
- .name = "pioA_clk",
- .pid = SAMA5D3_ID_PIOA,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk pioB_clk = {
- .name = "pioB_clk",
- .pid = SAMA5D3_ID_PIOB,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk pioC_clk = {
- .name = "pioC_clk",
- .pid = SAMA5D3_ID_PIOC,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk pioD_clk = {
- .name = "pioD_clk",
- .pid = SAMA5D3_ID_PIOD,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk pioE_clk = {
- .name = "pioE_clk",
- .pid = SAMA5D3_ID_PIOE,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk usart0_clk = {
- .name = "usart0_clk",
- .pid = SAMA5D3_ID_USART0,
- .type = CLK_TYPE_PERIPHERAL,
- .div = AT91_PMC_PCR_DIV2,
-};
-static struct clk usart1_clk = {
- .name = "usart1_clk",
- .pid = SAMA5D3_ID_USART1,
- .type = CLK_TYPE_PERIPHERAL,
- .div = AT91_PMC_PCR_DIV2,
-};
-static struct clk usart2_clk = {
- .name = "usart2_clk",
- .pid = SAMA5D3_ID_USART2,
- .type = CLK_TYPE_PERIPHERAL,
- .div = AT91_PMC_PCR_DIV2,
-};
-static struct clk usart3_clk = {
- .name = "usart3_clk",
- .pid = SAMA5D3_ID_USART3,
- .type = CLK_TYPE_PERIPHERAL,
- .div = AT91_PMC_PCR_DIV2,
-};
-static struct clk uart0_clk = {
- .name = "uart0_clk",
- .pid = SAMA5D3_ID_UART0,
- .type = CLK_TYPE_PERIPHERAL,
- .div = AT91_PMC_PCR_DIV2,
-};
-static struct clk uart1_clk = {
- .name = "uart1_clk",
- .pid = SAMA5D3_ID_UART1,
- .type = CLK_TYPE_PERIPHERAL,
- .div = AT91_PMC_PCR_DIV2,
-};
-static struct clk twi0_clk = {
- .name = "twi0_clk",
- .pid = SAMA5D3_ID_TWI0,
- .type = CLK_TYPE_PERIPHERAL,
- .div = AT91_PMC_PCR_DIV2,
-};
-static struct clk twi1_clk = {
- .name = "twi1_clk",
- .pid = SAMA5D3_ID_TWI1,
- .type = CLK_TYPE_PERIPHERAL,
- .div = AT91_PMC_PCR_DIV2,
-};
-static struct clk twi2_clk = {
- .name = "twi2_clk",
- .pid = SAMA5D3_ID_TWI2,
- .type = CLK_TYPE_PERIPHERAL,
- .div = AT91_PMC_PCR_DIV2,
-};
-static struct clk mmc0_clk = {
- .name = "mci0_clk",
- .pid = SAMA5D3_ID_HSMCI0,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk mmc1_clk = {
- .name = "mci1_clk",
- .pid = SAMA5D3_ID_HSMCI1,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk mmc2_clk = {
- .name = "mci2_clk",
- .pid = SAMA5D3_ID_HSMCI2,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk spi0_clk = {
- .name = "spi0_clk",
- .pid = SAMA5D3_ID_SPI0,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk spi1_clk = {
- .name = "spi1_clk",
- .pid = SAMA5D3_ID_SPI1,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk tcb0_clk = {
- .name = "tcb0_clk",
- .pid = SAMA5D3_ID_TC0,
- .type = CLK_TYPE_PERIPHERAL,
- .div = AT91_PMC_PCR_DIV2,
-};
-static struct clk tcb1_clk = {
- .name = "tcb1_clk",
- .pid = SAMA5D3_ID_TC1,
- .type = CLK_TYPE_PERIPHERAL,
- .div = AT91_PMC_PCR_DIV2,
-};
-static struct clk adc_clk = {
- .name = "adc_clk",
- .pid = SAMA5D3_ID_ADC,
- .type = CLK_TYPE_PERIPHERAL,
- .div = AT91_PMC_PCR_DIV2,
-};
-static struct clk adc_op_clk = {
- .name = "adc_op_clk",
- .type = CLK_TYPE_PERIPHERAL,
- .rate_hz = 5000000,
-};
-static struct clk dma0_clk = {
- .name = "dma0_clk",
- .pid = SAMA5D3_ID_DMA0,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk dma1_clk = {
- .name = "dma1_clk",
- .pid = SAMA5D3_ID_DMA1,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk uhphs_clk = {
- .name = "uhphs",
- .pid = SAMA5D3_ID_UHPHS,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk udphs_clk = {
- .name = "udphs_clk",
- .pid = SAMA5D3_ID_UDPHS,
- .type = CLK_TYPE_PERIPHERAL,
-};
-/* gmac only for sama5d33, sama5d34, sama5d35 */
-static struct clk macb0_clk = {
- .name = "macb0_clk",
- .pid = SAMA5D3_ID_GMAC,
- .type = CLK_TYPE_PERIPHERAL,
-};
-/* emac only for sama5d31, sama5d35 */
-static struct clk macb1_clk = {
- .name = "macb1_clk",
- .pid = SAMA5D3_ID_EMAC,
- .type = CLK_TYPE_PERIPHERAL,
-};
-/* lcd only for sama5d31, sama5d33, sama5d34 */
-static struct clk lcdc_clk = {
- .name = "lcdc_clk",
- .pid = SAMA5D3_ID_LCDC,
- .type = CLK_TYPE_PERIPHERAL,
-};
-/* isi only for sama5d33, sama5d35 */
-static struct clk isi_clk = {
- .name = "isi_clk",
- .pid = SAMA5D3_ID_ISI,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk can0_clk = {
- .name = "can0_clk",
- .pid = SAMA5D3_ID_CAN0,
- .type = CLK_TYPE_PERIPHERAL,
- .div = AT91_PMC_PCR_DIV2,
-};
-static struct clk can1_clk = {
- .name = "can1_clk",
- .pid = SAMA5D3_ID_CAN1,
- .type = CLK_TYPE_PERIPHERAL,
- .div = AT91_PMC_PCR_DIV2,
-};
-static struct clk ssc0_clk = {
- .name = "ssc0_clk",
- .pid = SAMA5D3_ID_SSC0,
- .type = CLK_TYPE_PERIPHERAL,
- .div = AT91_PMC_PCR_DIV2,
-};
-static struct clk ssc1_clk = {
- .name = "ssc1_clk",
- .pid = SAMA5D3_ID_SSC1,
- .type = CLK_TYPE_PERIPHERAL,
- .div = AT91_PMC_PCR_DIV2,
-};
-static struct clk sha_clk = {
- .name = "sha_clk",
- .pid = SAMA5D3_ID_SHA,
- .type = CLK_TYPE_PERIPHERAL,
- .div = AT91_PMC_PCR_DIV8,
-};
-static struct clk aes_clk = {
- .name = "aes_clk",
- .pid = SAMA5D3_ID_AES,
- .type = CLK_TYPE_PERIPHERAL,
-};
-static struct clk tdes_clk = {
- .name = "tdes_clk",
- .pid = SAMA5D3_ID_TDES,
- .type = CLK_TYPE_PERIPHERAL,
-};
-
-static struct clk *periph_clocks[] __initdata = {
- &pioA_clk,
- &pioB_clk,
- &pioC_clk,
- &pioD_clk,
- &pioE_clk,
- &usart0_clk,
- &usart1_clk,
- &usart2_clk,
- &usart3_clk,
- &uart0_clk,
- &uart1_clk,
- &twi0_clk,
- &twi1_clk,
- &twi2_clk,
- &mmc0_clk,
- &mmc1_clk,
- &mmc2_clk,
- &spi0_clk,
- &spi1_clk,
- &tcb0_clk,
- &tcb1_clk,
- &adc_clk,
- &adc_op_clk,
- &dma0_clk,
- &dma1_clk,
- &uhphs_clk,
- &udphs_clk,
- &macb0_clk,
- &macb1_clk,
- &lcdc_clk,
- &isi_clk,
- &can0_clk,
- &can1_clk,
- &ssc0_clk,
- &ssc1_clk,
- &sha_clk,
- &aes_clk,
- &tdes_clk,
-};
-
-static struct clk pck0 = {
- .name = "pck0",
- .pmc_mask = AT91_PMC_PCK0,
- .type = CLK_TYPE_PROGRAMMABLE,
- .id = 0,
-};
-
-static struct clk pck1 = {
- .name = "pck1",
- .pmc_mask = AT91_PMC_PCK1,
- .type = CLK_TYPE_PROGRAMMABLE,
- .id = 1,
-};
-
-static struct clk pck2 = {
- .name = "pck2",
- .pmc_mask = AT91_PMC_PCK2,
- .type = CLK_TYPE_PROGRAMMABLE,
- .id = 2,
-};
-
-static struct clk_lookup periph_clocks_lookups[] = {
- /* lookup table for DT entries */
- CLKDEV_CON_DEV_ID("usart", "ffffee00.serial", &mck),
- CLKDEV_CON_DEV_ID(NULL, "fffff200.gpio", &pioA_clk),
- CLKDEV_CON_DEV_ID(NULL, "fffff400.gpio", &pioB_clk),
- CLKDEV_CON_DEV_ID(NULL, "fffff600.gpio", &pioC_clk),
- CLKDEV_CON_DEV_ID(NULL, "fffff800.gpio", &pioD_clk),
- CLKDEV_CON_DEV_ID(NULL, "fffffa00.gpio", &pioE_clk),
- CLKDEV_CON_DEV_ID("usart", "f001c000.serial", &usart0_clk),
- CLKDEV_CON_DEV_ID("usart", "f0020000.serial", &usart1_clk),
- CLKDEV_CON_DEV_ID("usart", "f8020000.serial", &usart2_clk),
- CLKDEV_CON_DEV_ID("usart", "f8024000.serial", &usart3_clk),
- CLKDEV_CON_DEV_ID(NULL, "f0014000.i2c", &twi0_clk),
- CLKDEV_CON_DEV_ID(NULL, "f0018000.i2c", &twi1_clk),
- CLKDEV_CON_DEV_ID(NULL, "f801c000.i2c", &twi2_clk),
- CLKDEV_CON_DEV_ID("mci_clk", "f0000000.mmc", &mmc0_clk),
- CLKDEV_CON_DEV_ID("mci_clk", "f8000000.mmc", &mmc1_clk),
- CLKDEV_CON_DEV_ID("mci_clk", "f8004000.mmc", &mmc2_clk),
- CLKDEV_CON_DEV_ID("spi_clk", "f0004000.spi", &spi0_clk),
- CLKDEV_CON_DEV_ID("spi_clk", "f8008000.spi", &spi1_clk),
- CLKDEV_CON_DEV_ID("t0_clk", "f0010000.timer", &tcb0_clk),
- CLKDEV_CON_DEV_ID("t0_clk", "f8014000.timer", &tcb1_clk),
- CLKDEV_CON_DEV_ID("tsc_clk", "f8018000.tsadcc", &adc_clk),
- CLKDEV_CON_DEV_ID("dma_clk", "ffffe600.dma-controller", &dma0_clk),
- CLKDEV_CON_DEV_ID("dma_clk", "ffffe800.dma-controller", &dma1_clk),
- CLKDEV_CON_DEV_ID("hclk", "600000.ohci", &uhphs_clk),
- CLKDEV_CON_DEV_ID("ohci_clk", "600000.ohci", &uhphs_clk),
- CLKDEV_CON_DEV_ID("ehci_clk", "700000.ehci", &uhphs_clk),
- CLKDEV_CON_DEV_ID("pclk", "500000.gadget", &udphs_clk),
- CLKDEV_CON_DEV_ID("hclk", "500000.gadget", &utmi_clk),
- CLKDEV_CON_DEV_ID("hclk", "f0028000.ethernet", &macb0_clk),
- CLKDEV_CON_DEV_ID("pclk", "f0028000.ethernet", &macb0_clk),
- CLKDEV_CON_DEV_ID("hclk", "f802c000.ethernet", &macb1_clk),
- CLKDEV_CON_DEV_ID("pclk", "f802c000.ethernet", &macb1_clk),
- CLKDEV_CON_DEV_ID("pclk", "f0008000.ssc", &ssc0_clk),
- CLKDEV_CON_DEV_ID("pclk", "f000c000.ssc", &ssc1_clk),
- CLKDEV_CON_DEV_ID("can_clk", "f000c000.can", &can0_clk),
- CLKDEV_CON_DEV_ID("can_clk", "f8010000.can", &can1_clk),
- CLKDEV_CON_DEV_ID("sha_clk", "f8034000.sha", &sha_clk),
- CLKDEV_CON_DEV_ID("aes_clk", "f8038000.aes", &aes_clk),
- CLKDEV_CON_DEV_ID("tdes_clk", "f803c000.tdes", &tdes_clk),
-};
-
-static void __init sama5d3_register_clocks(void)
-{
- int i;
-
- for (i = 0; i < ARRAY_SIZE(periph_clocks); i++)
- clk_register(periph_clocks[i]);
-
- clkdev_add_table(periph_clocks_lookups,
- ARRAY_SIZE(periph_clocks_lookups));
-
- clk_register(&pck0);
- clk_register(&pck1);
- clk_register(&pck2);
-}
-
/* --------------------------------------------------------------------
* AT91SAM9x5 processor initialization
* -------------------------------------------------------------------- */
AT91_SOC_START(sama5d3)
.map_io = sama5d3_map_io,
- .register_clocks = sama5d3_register_clocks,
.init = sama5d3_initialize,
AT91_SOC_END
#include <linux/pm.h>
#include <linux/of_address.h>
#include <linux/pinctrl/machine.h>
+#include <linux/clk/at91_pmc.h>
#include <asm/system_misc.h>
#include <asm/mach/map.h>
#include <mach/hardware.h>
#include <mach/cpu.h>
#include <mach/at91_dbgu.h>
-#include <mach/at91_pmc.h>
#include "at91_shdwc.h"
#include "soc.h"
at91_dt_clock_init();
/* Register the processor-specific clocks */
- at91_boot_soc.register_clocks();
+ if (at91_boot_soc.register_clocks)
+ at91_boot_soc.register_clocks();
at91_boot_soc.init();
}
at91_dt_clock_init();
/* Register the processor-specific clocks */
- at91_boot_soc.register_clocks();
+ if (at91_boot_soc.register_clocks)
+ at91_boot_soc.register_clocks();
if (at91_boot_soc.init)
at91_boot_soc.init();
/*****************************************************************************
* SoC RTC
****************************************************************************/
-void __init dove_rtc_init(void)
+static void __init dove_rtc_init(void)
{
orion_rtc_init(DOVE_RTC_PHYS_BASE, IRQ_DOVE_RTC);
}
IRQ_DOVE_BRIDGE, dove_tclk);
}
-/*****************************************************************************
- * Cryptographic Engines and Security Accelerator (CESA)
- ****************************************************************************/
-void __init dove_crypto_init(void)
-{
- orion_crypto_init(DOVE_CRYPT_PHYS_BASE, DOVE_CESA_PHYS_BASE,
- DOVE_CESA_SIZE, IRQ_DOVE_CRYPTO);
-}
-
/*****************************************************************************
* XOR 0
****************************************************************************/
-void __init dove_xor0_init(void)
+static void __init dove_xor0_init(void)
{
orion_xor0_init(DOVE_XOR0_PHYS_BASE, DOVE_XOR0_HIGH_PHYS_BASE,
IRQ_DOVE_XOR_00, IRQ_DOVE_XOR_01);
/*****************************************************************************
* XOR 1
****************************************************************************/
-void __init dove_xor1_init(void)
+static void __init dove_xor1_init(void)
{
orion_xor1_init(DOVE_XOR1_PHYS_BASE, DOVE_XOR1_HIGH_PHYS_BASE,
IRQ_DOVE_XOR_10, IRQ_DOVE_XOR_11);
* warranty of any kind, whether express or implied.
*/
+#include <linux/clk.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/of_net.h>
#include <linux/of_platform.h>
-#include <linux/clk-provider.h>
#include <linux/dma-mapping.h>
#include <linux/irqchip.h>
#include <linux/kexec.h>
#include <asm/mach/arch.h>
-#include <asm/mach/map.h>
#include <mach/bridge-regs.h>
-#include <linux/platform_data/usb-ehci-orion.h>
-#include <plat/irq.h>
#include <plat/common.h>
#include "common.h"
-/*
- * There are still devices that doesn't know about DT yet. Get clock
- * gates here and add a clock lookup alias, so that old platform
- * devices still work.
-*/
-
-static void __init kirkwood_legacy_clk_init(void)
-{
-
- struct device_node *np = of_find_compatible_node(
- NULL, NULL, "marvell,kirkwood-gating-clock");
- struct of_phandle_args clkspec;
- struct clk *clk;
-
- clkspec.np = np;
- clkspec.args_count = 1;
-
- /*
- * The ethernet interfaces forget the MAC address assigned by
- * u-boot if the clocks are turned off. Until proper DT support
- * is available we always enable them for now.
- */
- clkspec.args[0] = CGC_BIT_GE0;
- clk = of_clk_get_from_provider(&clkspec);
- clk_prepare_enable(clk);
-
- clkspec.args[0] = CGC_BIT_GE1;
- clk = of_clk_get_from_provider(&clkspec);
- clk_prepare_enable(clk);
-}
-
#define MV643XX_ETH_MAC_ADDR_LOW 0x0414
#define MV643XX_ETH_MAC_ADDR_HIGH 0x0418
static void __init kirkwood_dt_init(void)
{
- pr_info("Kirkwood: %s, TCLK=%d.\n", kirkwood_id(), kirkwood_tclk);
+ pr_info("Kirkwood: %s.\n", kirkwood_id());
/*
* Disable propagation of mbus errors to the CPU local bus,
kirkwood_cpufreq_init();
kirkwood_cpuidle_init();
- /* Setup clocks for legacy devices */
- kirkwood_legacy_clk_init();
kirkwood_pm_init();
kirkwood_dt_eth_fixup();
#include <asm/smp_plat.h>
#include <asm/cacheflush.h>
#include "armada-370-xp.h"
+#include "coherency.h"
unsigned long coherency_phys_base;
static void __iomem *coherency_base;
#ifndef __MACH_370_XP_COHERENCY_H
#define __MACH_370_XP_COHERENCY_H
-int set_cpu_coherent(int cpu_id, int smp_group_id);
+extern unsigned long coherency_phys_base;
+
+int set_cpu_coherent(unsigned int cpu_id, int smp_group_id);
int coherency_init(void);
#endif /* __MACH_370_XP_COHERENCY_H */
void armada_xp_cpu_die(unsigned int cpu);
int armada_370_xp_coherency_init(void);
-int armada_370_xp_pmsu_init(void);
void armada_xp_secondary_startup(void);
extern struct smp_operations armada_xp_smp_ops;
#endif
#include <linux/errno.h>
#include <linux/smp.h>
#include <asm/proc-fns.h>
+#include "common.h"
/*
* platform-specific code to shutdown a CPU
return cpu_clk;
}
-void __init set_secondary_cpus_clock(void)
+static void __init set_secondary_cpus_clock(void)
{
int thiscpu, cpu;
unsigned long rate;
set_smp_cross_call(armada_mpic_send_doorbell);
}
-void __init armada_xp_smp_prepare_cpus(unsigned int max_cpus)
+static void __init armada_xp_smp_prepare_cpus(unsigned int max_cpus)
{
struct device_node *node;
struct resource res;
#include <linux/io.h>
#include <linux/smp.h>
#include <asm/smp_plat.h>
+#include "pmsu.h"
static void __iomem *pmsu_mp_base;
static void __iomem *pmsu_reset_base;
}
#endif
-int __init armada_370_xp_pmsu_init(void)
+static int __init armada_370_xp_pmsu_init(void)
{
struct device_node *np;
#include <linux/of_address.h>
#include <linux/io.h>
#include <linux/reboot.h>
+#include "common.h"
static void __iomem *system_controller_base;
};
static struct mvebu_system_controller *mvebu_sc;
-const struct mvebu_system_controller armada_370_xp_system_controller = {
+static const struct mvebu_system_controller armada_370_xp_system_controller = {
.rstoutn_mask_offset = 0x60,
.system_soft_reset_offset = 0x64,
.rstoutn_mask_reset_out_en = 0x1,
.system_soft_reset = 0x1,
};
-const struct mvebu_system_controller orion_system_controller = {
+static const struct mvebu_system_controller orion_system_controller = {
.rstoutn_mask_offset = 0x108,
.system_soft_reset_offset = 0x10c,
.rstoutn_mask_reset_out_en = 0x4,
static struct connector_dvi_platform_data omap3_igep2_dvi_connector_pdata = {
.name = "dvi",
.source = "tfp410.0",
- .i2c_bus_num = 3,
+ .i2c_bus_num = 2,
};
static struct platform_device omap3_igep2_dvi_connector_device = {
static struct pdata_init pdata_quirks[] __initdata = {
#ifdef CONFIG_ARCH_OMAP3
+ { "nokia,omap3-n900", hsmmc2_internal_input_clk, },
{ "nokia,omap3-n9", hsmmc2_internal_input_clk, },
{ "nokia,omap3-n950", hsmmc2_internal_input_clk, },
{ "isee,omap3-igep0020", omap3_igep0020_legacy_init, },
for (i = 0; i < pwrdm->banks; i++)
pwrdm->ret_mem_off_counter[i] = 0;
- arch_pwrdm->pwrdm_wait_transition(pwrdm);
+ if (arch_pwrdm && arch_pwrdm->pwrdm_wait_transition)
+ arch_pwrdm->pwrdm_wait_transition(pwrdm);
pwrdm->state = pwrdm_read_pwrst(pwrdm);
pwrdm->state_counter[pwrdm->state] = 1;
#include <plat/irq.h>
#include "common.h"
-struct of_dev_auxdata orion5x_auxdata_lookup[] __initdata = {
+static struct of_dev_auxdata orion5x_auxdata_lookup[] __initdata = {
OF_DEV_AUXDATA("marvell,orion-spi", 0xf1010600, "orion_spi.0", NULL),
OF_DEV_AUXDATA("marvell,mv64xxx-i2c", 0xf1011000, "mv64xxx_i2c.0",
NULL),
#include <asm/page.h>
#include <asm/setup.h>
#include <asm/system_misc.h>
-#include <asm/timex.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/time.h>
/*****************************************************************************
* SPI
****************************************************************************/
-void __init orion5x_spi_init()
+void __init orion5x_spi_init(void)
{
orion_spi_init(SPI_PHYS_BASE);
}
/*****************************************************************************
* Watchdog
****************************************************************************/
-void __init orion5x_wdt_init(void)
+static void __init orion5x_wdt_init(void)
{
orion_wdt_init();
}
int orion5x_tclk;
-int __init orion5x_find_tclk(void)
+static int __init orion5x_find_tclk(void)
{
u32 dev, rev;
* PCI
****************************************************************************/
-void __init db88f5281_pci_preinit(void)
+static void __init db88f5281_pci_preinit(void)
{
int pin;
#include <mach/bridge-regs.h>
#include <plat/orion-gpio.h>
#include <plat/irq.h>
+#include "common.h"
static int __initdata gpio0_irqs[4] = {
IRQ_ORION5X_GPIO_0_7,
#define PCI_BAR_SIZE_DDR_CS(n) (((n) == 0) ? ORION5X_PCI_REG(0xc08) : \
((n) == 1) ? ORION5X_PCI_REG(0xd08) : \
((n) == 2) ? ORION5X_PCI_REG(0xc0c) : \
- ((n) == 3) ? ORION5X_PCI_REG(0xd0c) : 0)
+ ((n) == 3) ? ORION5X_PCI_REG(0xd0c) : NULL)
#define PCI_BAR_REMAP_DDR_CS(n) (((n) == 0) ? ORION5X_PCI_REG(0xc48) : \
((n) == 1) ? ORION5X_PCI_REG(0xd48) : \
((n) == 2) ? ORION5X_PCI_REG(0xc4c) : \
- ((n) == 3) ? ORION5X_PCI_REG(0xd4c) : 0)
+ ((n) == 3) ? ORION5X_PCI_REG(0xd4c) : NULL)
#define PCI_BAR_ENABLE ORION5X_PCI_REG(0xc3c)
#define PCI_ADDR_DECODE_CTRL ORION5X_PCI_REG(0xd3c)
* PCI
****************************************************************************/
-void __init rd88f5182_pci_preinit(void)
+static void __init rd88f5182_pci_preinit(void)
{
int pin;
#define TSP2_PCI_SLOT0_OFFS 7
#define TSP2_PCI_SLOT0_IRQ_PIN 11
-void __init tsp2_pci_preinit(void)
+static void __init tsp2_pci_preinit(void)
{
int pin;
#define QNAP_TS209_PCI_SLOT0_IRQ_PIN 6
#define QNAP_TS209_PCI_SLOT1_IRQ_PIN 7
-void __init qnap_ts209_pci_preinit(void)
+static void __init qnap_ts209_pci_preinit(void)
{
int pin;
},
};
-void __init ts78xx_map_io(void)
+static void __init ts78xx_map_io(void)
{
orion5x_map_io();
iotable_init(ts78xx_io_desc, ARRAY_SIZE(ts78xx_io_desc));
};
static const struct resource mmcif0_resources[] __initconst = {
- DEFINE_RES_MEM_NAMED(0xee200000, 0x100, "MMCIF0"),
+ DEFINE_RES_MEM(0xee200000, 0x100),
DEFINE_RES_IRQ(gic_spi(169)),
};
};
static const struct resource sdhi0_resources[] __initconst = {
- DEFINE_RES_MEM_NAMED(0xee100000, 0x100, "SDHI0"),
+ DEFINE_RES_MEM(0xee100000, 0x100),
DEFINE_RES_IRQ(gic_spi(165)),
};
};
static const struct resource sdhi1_resources[] __initconst = {
- DEFINE_RES_MEM_NAMED(0xee120000, 0x100, "SDHI1"),
+ DEFINE_RES_MEM(0xee120000, 0x100),
DEFINE_RES_IRQ(gic_spi(166)),
};
*/
#include <linux/of_platform.h>
-#include <linux/pinctrl/machine.h>
#include <mach/common.h>
#include <mach/r8a7778.h>
#include <asm/mach/arch.h>
#include <linux/init.h>
#include <linux/of_platform.h>
+#include <mach/rcar-gen2.h>
#include <mach/r8a7790.h>
#include <asm/mach/arch.h>
static void __init lager_add_standard_devices(void)
{
- /* clocks are setup late during boot in the case of DT */
r8a7790_clock_init();
-
r8a7790_add_dt_devices();
- of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
+ of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
}
static const char *lager_boards_compat_dt[] __initdata = {
};
static const struct resource mmcif1_resources[] __initconst = {
- DEFINE_RES_MEM_NAMED(0xee220000, 0x80, "MMCIF1"),
+ DEFINE_RES_MEM(0xee220000, 0x80),
DEFINE_RES_IRQ(gic_spi(170)),
};
#include <linux/leds.h>
#include <linux/dma-mapping.h>
#include <linux/pinctrl/machine.h>
+#include <linux/platform_data/camera-rcar.h>
#include <linux/platform_data/gpio-rcar.h>
#include <linux/platform_data/rcar-du.h>
#include <linux/platform_data/usb-rcar-phy.h>
},
};
+/* VIN */
static struct rcar_vin_platform_data vin_platform_data __initdata = {
.flags = RCAR_VIN_BT656,
};
+#define MARZEN_VIN(idx) \
+static struct resource vin##idx##_resources[] __initdata = { \
+ DEFINE_RES_MEM(0xffc50000 + 0x1000 * (idx), 0x1000), \
+ DEFINE_RES_IRQ(gic_iid(0x5f + (idx))), \
+}; \
+ \
+static struct platform_device_info vin##idx##_info __initdata = { \
+ .parent = &platform_bus, \
+ .name = "r8a7779-vin", \
+ .id = idx, \
+ .res = vin##idx##_resources, \
+ .num_res = ARRAY_SIZE(vin##idx##_resources), \
+ .dma_mask = DMA_BIT_MASK(32), \
+ .data = &vin_platform_data, \
+ .size_data = sizeof(vin_platform_data), \
+}
+MARZEN_VIN(1);
+MARZEN_VIN(3);
+
#define MARZEN_CAMERA(idx) \
static struct i2c_board_info camera##idx##_info = { \
I2C_BOARD_INFO("adv7180", 0x20 + (idx)), \
r8a7779_init_irq_extpin(1); /* IRQ1 as individual interrupt */
r8a7779_add_standard_devices();
- r8a7779_add_vin_device(1, &vin_platform_data);
- r8a7779_add_vin_device(3, &vin_platform_data);
+ platform_device_register_full(&vin1_info);
+ platform_device_register_full(&vin3_info);
platform_add_devices(marzen_devices, ARRAY_SIZE(marzen_devices));
marzen_add_du_device();
}
CLKDEV_CON_ID("cpu_clk", &div4_clks[DIV4_I]),
/* MSTP clocks */
+ CLKDEV_CON_ID("mtu2_fck", &mstp_clks[MSTP33]),
+
+ /* ICK */
CLKDEV_ICK_ID("sci_fck", "sh-sci.0", &mstp_clks[MSTP47]),
CLKDEV_ICK_ID("sci_fck", "sh-sci.1", &mstp_clks[MSTP46]),
CLKDEV_ICK_ID("sci_fck", "sh-sci.2", &mstp_clks[MSTP45]),
};
static struct clk main_clk = {
- /* .parent will be set r8a73a4_clock_init */
+ /* .parent will be set r8a7790_clock_init */
.ops = &followparent_clk_ops,
};
CLKDEV_CON_ID("spu_clk", &div6_clks[DIV6_SPU]),
CLKDEV_CON_ID("vou_clk", &div6_clks[DIV6_VOU]),
CLKDEV_CON_ID("hdmi_clk", &div6_reparent_clks[DIV6_HDMI]),
- CLKDEV_ICK_ID("dsit_clk", "sh-mipi-dsi.0", &div6_clks[DIV6_DSIT]),
- CLKDEV_ICK_ID("dsit_clk", "sh-mipi-dsi.1", &div6_clks[DIV6_DSIT]),
- CLKDEV_ICK_ID("dsip_clk", "sh-mipi-dsi.0", &div6_clks[DIV6_DSI0P]),
- CLKDEV_ICK_ID("dsip_clk", "sh-mipi-dsi.1", &div6_clks[DIV6_DSI1P]),
/* MSTP32 clocks */
CLKDEV_DEV_ID("i2c-sh_mobile.2", &mstp_clks[MSTP001]), /* IIC2 */
CLKDEV_DEV_ID("sh_keysc.0", &mstp_clks[MSTP403]), /* KEYSC */
CLKDEV_DEV_ID("sh_cmt.2", &mstp_clks[MSTP400]), /* CMT2 */
+ /* ICK */
+ CLKDEV_ICK_ID("dsit_clk", "sh-mipi-dsi.0", &div6_clks[DIV6_DSIT]),
+ CLKDEV_ICK_ID("dsit_clk", "sh-mipi-dsi.1", &div6_clks[DIV6_DSIT]),
+ CLKDEV_ICK_ID("dsip_clk", "sh-mipi-dsi.0", &div6_clks[DIV6_DSI0P]),
+ CLKDEV_ICK_ID("dsip_clk", "sh-mipi-dsi.1", &div6_clks[DIV6_DSI1P]),
CLKDEV_ICK_ID("hdmi", "sh_mobile_lcdc_fb.1",
&div6_reparent_clks[DIV6_HDMI]),
CLKDEV_ICK_ID("ick", "sh-mobile-hdmi", &div6_reparent_clks[DIV6_HDMI]),
CLKDEV_CON_ID("sdhi0_clk", &div6_clks[DIV6_SDHI0]),
CLKDEV_CON_ID("sdhi1_clk", &div6_clks[DIV6_SDHI1]),
CLKDEV_CON_ID("sdhi2_clk", &div6_clks[DIV6_SDHI2]),
- CLKDEV_ICK_ID("dsit_clk", "sh-mipi-dsi.0", &div6_clks[DIV6_DSIT]),
- CLKDEV_ICK_ID("dsit_clk", "sh-mipi-dsi.1", &div6_clks[DIV6_DSIT]),
- CLKDEV_ICK_ID("dsip_clk", "sh-mipi-dsi.0", &div6_clks[DIV6_DSI0P]),
- CLKDEV_ICK_ID("dsip_clk", "sh-mipi-dsi.1", &div6_clks[DIV6_DSI1P]),
- CLKDEV_ICK_ID("dsiphy_clk", "sh-mipi-dsi.0", &dsi0phy_clk),
- CLKDEV_ICK_ID("dsiphy_clk", "sh-mipi-dsi.1", &dsi1phy_clk),
/* MSTP32 clocks */
CLKDEV_DEV_ID("i2c-sh_mobile.2", &mstp_clks[MSTP001]), /* I2C2 */
CLKDEV_DEV_ID("i2c-sh_mobile.4", &mstp_clks[MSTP410]), /* I2C4 */
CLKDEV_DEV_ID("e6828000.i2c", &mstp_clks[MSTP410]), /* I2C4 */
CLKDEV_DEV_ID("sh_keysc.0", &mstp_clks[MSTP403]), /* KEYSC */
+
+ /* ICK */
+ CLKDEV_ICK_ID("dsit_clk", "sh-mipi-dsi.0", &div6_clks[DIV6_DSIT]),
+ CLKDEV_ICK_ID("dsit_clk", "sh-mipi-dsi.1", &div6_clks[DIV6_DSIT]),
+ CLKDEV_ICK_ID("dsip_clk", "sh-mipi-dsi.0", &div6_clks[DIV6_DSI0P]),
+ CLKDEV_ICK_ID("dsip_clk", "sh-mipi-dsi.1", &div6_clks[DIV6_DSI1P]),
+ CLKDEV_ICK_ID("dsiphy_clk", "sh-mipi-dsi.0", &dsi0phy_clk),
+ CLKDEV_ICK_ID("dsiphy_clk", "sh-mipi-dsi.1", &dsi1phy_clk),
};
void __init sh73a0_clock_init(void)
#include <linux/sh_clk.h>
#include <linux/pm_domain.h>
-#include <linux/sh_eth.h>
-#include <linux/platform_data/camera-rcar.h>
/* HPB-DMA slave IDs */
enum {
extern void r8a7779_add_early_devices(void);
extern void r8a7779_add_standard_devices(void);
extern void r8a7779_add_standard_devices_dt(void);
-extern void r8a7779_add_ether_device(struct sh_eth_plat_data *pdata);
-extern void r8a7779_add_vin_device(int idx,
- struct rcar_vin_platform_data *pdata);
extern void r8a7779_init_late(void);
extern void r8a7779_clock_init(void);
extern void r8a7779_pinmux_init(void);
.resource = ohci1_resources,
};
-/* Ether */
-static struct resource ether_resources[] __initdata = {
- {
- .start = 0xfde00000,
- .end = 0xfde003ff,
- .flags = IORESOURCE_MEM,
- }, {
- .start = gic_iid(0xb4),
- .flags = IORESOURCE_IRQ,
- },
-};
-
-#define R8A7779_VIN(idx) \
-static struct resource vin##idx##_resources[] __initdata = { \
- DEFINE_RES_MEM(0xffc50000 + 0x1000 * (idx), 0x1000), \
- DEFINE_RES_IRQ(gic_iid(0x5f + (idx))), \
-}; \
- \
-static struct platform_device_info vin##idx##_info __initdata = { \
- .parent = &platform_bus, \
- .name = "r8a7779-vin", \
- .id = idx, \
- .res = vin##idx##_resources, \
- .num_res = ARRAY_SIZE(vin##idx##_resources), \
- .dma_mask = DMA_BIT_MASK(32), \
-}
-
-R8A7779_VIN(0);
-R8A7779_VIN(1);
-R8A7779_VIN(2);
-R8A7779_VIN(3);
-
-static struct platform_device_info *vin_info_table[] __initdata = {
- &vin0_info,
- &vin1_info,
- &vin2_info,
- &vin3_info,
-};
-
/* HPB-DMA */
/* Asynchronous mode register bits */
r8a7779_register_hpb_dmae();
}
-void __init r8a7779_add_ether_device(struct sh_eth_plat_data *pdata)
-{
- platform_device_register_resndata(&platform_bus, "r8a777x-ether", -1,
- ether_resources,
- ARRAY_SIZE(ether_resources),
- pdata, sizeof(*pdata));
-}
-
-void __init r8a7779_add_vin_device(int id, struct rcar_vin_platform_data *pdata)
-{
- BUG_ON(id < 0 || id > 3);
-
- vin_info_table[id]->data = pdata;
- vin_info_table[id]->size_data = sizeof(*pdata);
-
- platform_device_register_full(vin_info_table[id]);
-}
-
/* do nothing for !CONFIG_SMP or !CONFIG_HAVE_TWD */
void __init __weak r8a7779_register_twd(void) { }
DEFINE_RES_MEM(0xe6060000, 0x250),
};
+#define r8a7790_register_pfc() \
+ platform_device_register_simple("pfc-r8a7790", -1, pfc_resources, \
+ ARRAY_SIZE(pfc_resources))
+
#define R8A7790_GPIO(idx) \
static const struct resource r8a7790_gpio##idx##_resources[] __initconst = { \
DEFINE_RES_MEM(0xe6050000 + 0x1000 * (idx), 0x50), \
void __init r8a7790_pinmux_init(void)
{
- platform_device_register_simple("pfc-r8a7790", -1, pfc_resources,
- ARRAY_SIZE(pfc_resources));
+ r8a7790_register_pfc();
r8a7790_register_gpio(0);
r8a7790_register_gpio(1);
r8a7790_register_gpio(2);
};
static struct resource tmu00_resources[] = {
- [0] = DEFINE_RES_MEM_NAMED(0xfff60008, 0xc, "TMU00"),
+ [0] = DEFINE_RES_MEM(0xfff60008, 0xc),
[1] = {
.start = intcs_evt2irq(0x0e80), /* TMU0_TUNI00 */
.flags = IORESOURCE_IRQ,
};
static struct resource tmu01_resources[] = {
- [0] = DEFINE_RES_MEM_NAMED(0xfff60014, 0xc, "TMU00"),
+ [0] = DEFINE_RES_MEM(0xfff60014, 0xc),
[1] = {
.start = intcs_evt2irq(0x0ea0), /* TMU0_TUNI01 */
.flags = IORESOURCE_IRQ,
};
static struct resource i2c0_resources[] = {
- [0] = DEFINE_RES_MEM_NAMED(0xe6820000, 0x426, "IIC0"),
+ [0] = DEFINE_RES_MEM(0xe6820000, 0x426),
[1] = {
.start = gic_spi(167),
.end = gic_spi(170),
};
static struct resource i2c1_resources[] = {
- [0] = DEFINE_RES_MEM_NAMED(0xe6822000, 0x426, "IIC1"),
+ [0] = DEFINE_RES_MEM(0xe6822000, 0x426),
[1] = {
.start = gic_spi(51),
.end = gic_spi(54),
};
static struct resource i2c2_resources[] = {
- [0] = DEFINE_RES_MEM_NAMED(0xe6824000, 0x426, "IIC2"),
+ [0] = DEFINE_RES_MEM(0xe6824000, 0x426),
[1] = {
.start = gic_spi(171),
.end = gic_spi(174),
};
static struct resource i2c3_resources[] = {
- [0] = DEFINE_RES_MEM_NAMED(0xe6826000, 0x426, "IIC3"),
+ [0] = DEFINE_RES_MEM(0xe6826000, 0x426),
[1] = {
.start = gic_spi(183),
.end = gic_spi(186),
};
static struct resource i2c4_resources[] = {
- [0] = DEFINE_RES_MEM_NAMED(0xe6828000, 0x426, "IIC4"),
+ [0] = DEFINE_RES_MEM(0xe6828000, 0x426),
[1] = {
.start = gic_spi(187),
.end = gic_spi(190),
/* an IPMMU module for ICB */
static struct resource ipmmu_resources[] = {
- DEFINE_RES_MEM_NAMED(0xfe951000, 0x100, "IPMMU"),
+ DEFINE_RES_MEM(0xfe951000, 0x100),
};
static const char * const ipmmu_dev_names[] = {
select GENERIC_CLOCKEVENTS
select GPIO_PL061 if GPIOLIB
select HAVE_ARM_SCU
+ select HAVE_ARM_TWD if SMP
select HAVE_SMP
select MFD_SYSCON
select SPARSE_IRQ
/* Requires call-back bindings. */
OF_DEV_AUXDATA("arm,cortex-a9-pmu", 0, "arm-pmu", &db8500_pmu_platdata),
/* Requires DMA bindings. */
+ OF_DEV_AUXDATA("arm,pl18x", 0x80126000, "sdi0", &mop500_sdi0_data),
+ OF_DEV_AUXDATA("arm,pl18x", 0x80118000, "sdi1", &mop500_sdi1_data),
+ OF_DEV_AUXDATA("arm,pl18x", 0x80005000, "sdi2", &mop500_sdi2_data),
+ OF_DEV_AUXDATA("arm,pl18x", 0x80114000, "sdi4", &mop500_sdi4_data),
OF_DEV_AUXDATA("stericsson,ux500-msp-i2s", 0x80123000,
"ux500-msp-i2s.0", &msp0_platform_data),
OF_DEV_AUXDATA("stericsson,ux500-msp-i2s", 0x80124000,
if (timer->posted)
return;
- if (timer->errata & OMAP_TIMER_ERRATA_I103_I767)
+ if (timer->errata & OMAP_TIMER_ERRATA_I103_I767) {
+ timer->posted = OMAP_TIMER_NONPOSTED;
+ __omap_dm_timer_write(timer, OMAP_TIMER_IF_CTRL_REG, 0, 0);
return;
+ }
__omap_dm_timer_write(timer, OMAP_TIMER_IF_CTRL_REG,
OMAP_TIMER_CTRL_POSTED, 0);
#include <linux/platform_data/dma-mv_xor.h>
#include <linux/platform_data/usb-ehci-orion.h>
#include <mach/bridge-regs.h>
+#include <plat/common.h>
/* Create a clkdev entry for a given device/clk */
void __init orion_clkdev_add(const char *con_id, const char *dev_id,
/*****************************************************************************
* GE00
****************************************************************************/
-struct mv643xx_eth_shared_platform_data orion_ge00_shared_data;
+static struct mv643xx_eth_shared_platform_data orion_ge00_shared_data;
static struct resource orion_ge00_shared_resources[] = {
{
/*****************************************************************************
* GE01
****************************************************************************/
-struct mv643xx_eth_shared_platform_data orion_ge01_shared_data;
+static struct mv643xx_eth_shared_platform_data orion_ge01_shared_data;
static struct resource orion_ge01_shared_resources[] = {
{
/*****************************************************************************
* GE10
****************************************************************************/
-struct mv643xx_eth_shared_platform_data orion_ge10_shared_data;
+static struct mv643xx_eth_shared_platform_data orion_ge10_shared_data;
static struct resource orion_ge10_shared_resources[] = {
{
/*****************************************************************************
* GE11
****************************************************************************/
-struct mv643xx_eth_shared_platform_data orion_ge11_shared_data;
+static struct mv643xx_eth_shared_platform_data orion_ge11_shared_data;
static struct resource orion_ge11_shared_resources[] = {
{
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/sched_clock.h>
+#include <plat/time.h>
/*
* MBus bridge block registers.
static struct irqaction orion_timer_irq = {
.name = "orion_tick",
- .flags = IRQF_DISABLED | IRQF_TIMER,
+ .flags = IRQF_TIMER,
.handler = orion_timer_interrupt
};
obj-$(CONFIG_PLAT_SAMSUNG) += samsung/
obj-$(CONFIG_COMMON_CLK_XGENE) += clk-xgene.o
obj-$(CONFIG_COMMON_CLK_KEYSTONE) += keystone/
+obj-$(CONFIG_COMMON_CLK_AT91) += at91/
obj-$(CONFIG_X86) += x86/
--- /dev/null
+#
+# Makefile for at91 specific clk
+#
+
+obj-y += pmc.o
+obj-y += clk-main.o clk-pll.o clk-plldiv.o clk-master.o
+obj-y += clk-system.o clk-peripheral.o
+
+obj-$(CONFIG_AT91_PROGRAMMABLE_CLOCKS) += clk-programmable.o
+obj-$(CONFIG_HAVE_AT91_UTMI) += clk-utmi.o
+obj-$(CONFIG_HAVE_AT91_USB_CLK) += clk-usb.o
+obj-$(CONFIG_HAVE_AT91_SMD) += clk-smd.o
--- /dev/null
+/*
+ * Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/clkdev.h>
+#include <linux/clk/at91_pmc.h>
+#include <linux/delay.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_irq.h>
+#include <linux/io.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/sched.h>
+#include <linux/wait.h>
+
+#include "pmc.h"
+
+#define SLOW_CLOCK_FREQ 32768
+#define MAINF_DIV 16
+#define MAINFRDY_TIMEOUT (((MAINF_DIV + 1) * USEC_PER_SEC) / \
+ SLOW_CLOCK_FREQ)
+#define MAINF_LOOP_MIN_WAIT (USEC_PER_SEC / SLOW_CLOCK_FREQ)
+#define MAINF_LOOP_MAX_WAIT MAINFRDY_TIMEOUT
+
+struct clk_main {
+ struct clk_hw hw;
+ struct at91_pmc *pmc;
+ unsigned long rate;
+ unsigned int irq;
+ wait_queue_head_t wait;
+};
+
+#define to_clk_main(hw) container_of(hw, struct clk_main, hw)
+
+static irqreturn_t clk_main_irq_handler(int irq, void *dev_id)
+{
+ struct clk_main *clkmain = (struct clk_main *)dev_id;
+
+ wake_up(&clkmain->wait);
+ disable_irq_nosync(clkmain->irq);
+
+ return IRQ_HANDLED;
+}
+
+static int clk_main_prepare(struct clk_hw *hw)
+{
+ struct clk_main *clkmain = to_clk_main(hw);
+ struct at91_pmc *pmc = clkmain->pmc;
+ unsigned long halt_time, timeout;
+ u32 tmp;
+
+ while (!(pmc_read(pmc, AT91_PMC_SR) & AT91_PMC_MOSCS)) {
+ enable_irq(clkmain->irq);
+ wait_event(clkmain->wait,
+ pmc_read(pmc, AT91_PMC_SR) & AT91_PMC_MOSCS);
+ }
+
+ if (clkmain->rate)
+ return 0;
+
+ timeout = jiffies + usecs_to_jiffies(MAINFRDY_TIMEOUT);
+ do {
+ halt_time = jiffies;
+ tmp = pmc_read(pmc, AT91_CKGR_MCFR);
+ if (tmp & AT91_PMC_MAINRDY)
+ return 0;
+ usleep_range(MAINF_LOOP_MIN_WAIT, MAINF_LOOP_MAX_WAIT);
+ } while (time_before(halt_time, timeout));
+
+ return 0;
+}
+
+static int clk_main_is_prepared(struct clk_hw *hw)
+{
+ struct clk_main *clkmain = to_clk_main(hw);
+
+ return !!(pmc_read(clkmain->pmc, AT91_PMC_SR) & AT91_PMC_MOSCS);
+}
+
+static unsigned long clk_main_recalc_rate(struct clk_hw *hw,
+ unsigned long parent_rate)
+{
+ u32 tmp;
+ struct clk_main *clkmain = to_clk_main(hw);
+ struct at91_pmc *pmc = clkmain->pmc;
+
+ if (clkmain->rate)
+ return clkmain->rate;
+
+ tmp = pmc_read(pmc, AT91_CKGR_MCFR) & AT91_PMC_MAINF;
+ clkmain->rate = (tmp * parent_rate) / MAINF_DIV;
+
+ return clkmain->rate;
+}
+
+static const struct clk_ops main_ops = {
+ .prepare = clk_main_prepare,
+ .is_prepared = clk_main_is_prepared,
+ .recalc_rate = clk_main_recalc_rate,
+};
+
+static struct clk * __init
+at91_clk_register_main(struct at91_pmc *pmc,
+ unsigned int irq,
+ const char *name,
+ const char *parent_name,
+ unsigned long rate)
+{
+ int ret;
+ struct clk_main *clkmain;
+ struct clk *clk = NULL;
+ struct clk_init_data init;
+
+ if (!pmc || !irq || !name)
+ return ERR_PTR(-EINVAL);
+
+ if (!rate && !parent_name)
+ return ERR_PTR(-EINVAL);
+
+ clkmain = kzalloc(sizeof(*clkmain), GFP_KERNEL);
+ if (!clkmain)
+ return ERR_PTR(-ENOMEM);
+
+ init.name = name;
+ init.ops = &main_ops;
+ init.parent_names = parent_name ? &parent_name : NULL;
+ init.num_parents = parent_name ? 1 : 0;
+ init.flags = parent_name ? 0 : CLK_IS_ROOT;
+
+ clkmain->hw.init = &init;
+ clkmain->rate = rate;
+ clkmain->pmc = pmc;
+ clkmain->irq = irq;
+ init_waitqueue_head(&clkmain->wait);
+ irq_set_status_flags(clkmain->irq, IRQ_NOAUTOEN);
+ ret = request_irq(clkmain->irq, clk_main_irq_handler,
+ IRQF_TRIGGER_HIGH, "clk-main", clkmain);
+ if (ret)
+ return ERR_PTR(ret);
+
+ clk = clk_register(NULL, &clkmain->hw);
+ if (IS_ERR(clk)) {
+ free_irq(clkmain->irq, clkmain);
+ kfree(clkmain);
+ }
+
+ return clk;
+}
+
+
+
+static void __init
+of_at91_clk_main_setup(struct device_node *np, struct at91_pmc *pmc)
+{
+ struct clk *clk;
+ unsigned int irq;
+ const char *parent_name;
+ const char *name = np->name;
+ u32 rate = 0;
+
+ parent_name = of_clk_get_parent_name(np, 0);
+ of_property_read_string(np, "clock-output-names", &name);
+ of_property_read_u32(np, "clock-frequency", &rate);
+ irq = irq_of_parse_and_map(np, 0);
+ if (!irq)
+ return;
+
+ clk = at91_clk_register_main(pmc, irq, name, parent_name, rate);
+ if (IS_ERR(clk))
+ return;
+
+ of_clk_add_provider(np, of_clk_src_simple_get, clk);
+}
+
+void __init of_at91rm9200_clk_main_setup(struct device_node *np,
+ struct at91_pmc *pmc)
+{
+ of_at91_clk_main_setup(np, pmc);
+}
--- /dev/null
+/*
+ * Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/clkdev.h>
+#include <linux/clk/at91_pmc.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_irq.h>
+#include <linux/io.h>
+#include <linux/wait.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+
+#include "pmc.h"
+
+#define MASTER_SOURCE_MAX 4
+
+#define MASTER_PRES_MASK 0x7
+#define MASTER_PRES_MAX MASTER_PRES_MASK
+#define MASTER_DIV_SHIFT 8
+#define MASTER_DIV_MASK 0x3
+
+struct clk_master_characteristics {
+ struct clk_range output;
+ u32 divisors[4];
+ u8 have_div3_pres;
+};
+
+struct clk_master_layout {
+ u32 mask;
+ u8 pres_shift;
+};
+
+#define to_clk_master(hw) container_of(hw, struct clk_master, hw)
+
+struct clk_master {
+ struct clk_hw hw;
+ struct at91_pmc *pmc;
+ unsigned int irq;
+ wait_queue_head_t wait;
+ const struct clk_master_layout *layout;
+ const struct clk_master_characteristics *characteristics;
+};
+
+static irqreturn_t clk_master_irq_handler(int irq, void *dev_id)
+{
+ struct clk_master *master = (struct clk_master *)dev_id;
+
+ wake_up(&master->wait);
+ disable_irq_nosync(master->irq);
+
+ return IRQ_HANDLED;
+}
+static int clk_master_prepare(struct clk_hw *hw)
+{
+ struct clk_master *master = to_clk_master(hw);
+ struct at91_pmc *pmc = master->pmc;
+
+ while (!(pmc_read(pmc, AT91_PMC_SR) & AT91_PMC_MCKRDY)) {
+ enable_irq(master->irq);
+ wait_event(master->wait,
+ pmc_read(pmc, AT91_PMC_SR) & AT91_PMC_MCKRDY);
+ }
+
+ return 0;
+}
+
+static int clk_master_is_prepared(struct clk_hw *hw)
+{
+ struct clk_master *master = to_clk_master(hw);
+
+ return !!(pmc_read(master->pmc, AT91_PMC_SR) & AT91_PMC_MCKRDY);
+}
+
+static unsigned long clk_master_recalc_rate(struct clk_hw *hw,
+ unsigned long parent_rate)
+{
+ u8 pres;
+ u8 div;
+ unsigned long rate = parent_rate;
+ struct clk_master *master = to_clk_master(hw);
+ struct at91_pmc *pmc = master->pmc;
+ const struct clk_master_layout *layout = master->layout;
+ const struct clk_master_characteristics *characteristics =
+ master->characteristics;
+ u32 tmp;
+
+ pmc_lock(pmc);
+ tmp = pmc_read(pmc, AT91_PMC_MCKR) & layout->mask;
+ pmc_unlock(pmc);
+
+ pres = (tmp >> layout->pres_shift) & MASTER_PRES_MASK;
+ div = (tmp >> MASTER_DIV_SHIFT) & MASTER_DIV_MASK;
+
+ if (characteristics->have_div3_pres && pres == MASTER_PRES_MAX)
+ rate /= 3;
+ else
+ rate >>= pres;
+
+ rate /= characteristics->divisors[div];
+
+ if (rate < characteristics->output.min)
+ pr_warn("master clk is underclocked");
+ else if (rate > characteristics->output.max)
+ pr_warn("master clk is overclocked");
+
+ return rate;
+}
+
+static u8 clk_master_get_parent(struct clk_hw *hw)
+{
+ struct clk_master *master = to_clk_master(hw);
+ struct at91_pmc *pmc = master->pmc;
+
+ return pmc_read(pmc, AT91_PMC_MCKR) & AT91_PMC_CSS;
+}
+
+static const struct clk_ops master_ops = {
+ .prepare = clk_master_prepare,
+ .is_prepared = clk_master_is_prepared,
+ .recalc_rate = clk_master_recalc_rate,
+ .get_parent = clk_master_get_parent,
+};
+
+static struct clk * __init
+at91_clk_register_master(struct at91_pmc *pmc, unsigned int irq,
+ const char *name, int num_parents,
+ const char **parent_names,
+ const struct clk_master_layout *layout,
+ const struct clk_master_characteristics *characteristics)
+{
+ int ret;
+ struct clk_master *master;
+ struct clk *clk = NULL;
+ struct clk_init_data init;
+
+ if (!pmc || !irq || !name || !num_parents || !parent_names)
+ return ERR_PTR(-EINVAL);
+
+ master = kzalloc(sizeof(*master), GFP_KERNEL);
+ if (!master)
+ return ERR_PTR(-ENOMEM);
+
+ init.name = name;
+ init.ops = &master_ops;
+ init.parent_names = parent_names;
+ init.num_parents = num_parents;
+ init.flags = 0;
+
+ master->hw.init = &init;
+ master->layout = layout;
+ master->characteristics = characteristics;
+ master->pmc = pmc;
+ master->irq = irq;
+ init_waitqueue_head(&master->wait);
+ irq_set_status_flags(master->irq, IRQ_NOAUTOEN);
+ ret = request_irq(master->irq, clk_master_irq_handler,
+ IRQF_TRIGGER_HIGH, "clk-master", master);
+ if (ret)
+ return ERR_PTR(ret);
+
+ clk = clk_register(NULL, &master->hw);
+ if (IS_ERR(clk))
+ kfree(master);
+
+ return clk;
+}
+
+
+static const struct clk_master_layout at91rm9200_master_layout = {
+ .mask = 0x31F,
+ .pres_shift = 2,
+};
+
+static const struct clk_master_layout at91sam9x5_master_layout = {
+ .mask = 0x373,
+ .pres_shift = 4,
+};
+
+
+static struct clk_master_characteristics * __init
+of_at91_clk_master_get_characteristics(struct device_node *np)
+{
+ struct clk_master_characteristics *characteristics;
+
+ characteristics = kzalloc(sizeof(*characteristics), GFP_KERNEL);
+ if (!characteristics)
+ return NULL;
+
+ if (of_at91_get_clk_range(np, "atmel,clk-output-range", &characteristics->output))
+ goto out_free_characteristics;
+
+ of_property_read_u32_array(np, "atmel,clk-divisors",
+ characteristics->divisors, 4);
+
+ characteristics->have_div3_pres =
+ of_property_read_bool(np, "atmel,master-clk-have-div3-pres");
+
+ return characteristics;
+
+out_free_characteristics:
+ kfree(characteristics);
+ return NULL;
+}
+
+static void __init
+of_at91_clk_master_setup(struct device_node *np, struct at91_pmc *pmc,
+ const struct clk_master_layout *layout)
+{
+ struct clk *clk;
+ int num_parents;
+ int i;
+ unsigned int irq;
+ const char *parent_names[MASTER_SOURCE_MAX];
+ const char *name = np->name;
+ struct clk_master_characteristics *characteristics;
+
+ num_parents = of_count_phandle_with_args(np, "clocks", "#clock-cells");
+ if (num_parents <= 0 || num_parents > MASTER_SOURCE_MAX)
+ return;
+
+ for (i = 0; i < num_parents; ++i) {
+ parent_names[i] = of_clk_get_parent_name(np, i);
+ if (!parent_names[i])
+ return;
+ }
+
+ of_property_read_string(np, "clock-output-names", &name);
+
+ characteristics = of_at91_clk_master_get_characteristics(np);
+ if (!characteristics)
+ return;
+
+ irq = irq_of_parse_and_map(np, 0);
+ if (!irq)
+ return;
+
+ clk = at91_clk_register_master(pmc, irq, name, num_parents,
+ parent_names, layout,
+ characteristics);
+ if (IS_ERR(clk))
+ goto out_free_characteristics;
+
+ of_clk_add_provider(np, of_clk_src_simple_get, clk);
+ return;
+
+out_free_characteristics:
+ kfree(characteristics);
+}
+
+void __init of_at91rm9200_clk_master_setup(struct device_node *np,
+ struct at91_pmc *pmc)
+{
+ of_at91_clk_master_setup(np, pmc, &at91rm9200_master_layout);
+}
+
+void __init of_at91sam9x5_clk_master_setup(struct device_node *np,
+ struct at91_pmc *pmc)
+{
+ of_at91_clk_master_setup(np, pmc, &at91sam9x5_master_layout);
+}
--- /dev/null
+/*
+ * Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/clkdev.h>
+#include <linux/clk/at91_pmc.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/io.h>
+
+#include "pmc.h"
+
+#define PERIPHERAL_MAX 64
+
+#define PERIPHERAL_AT91RM9200 0
+#define PERIPHERAL_AT91SAM9X5 1
+
+#define PERIPHERAL_ID_MIN 2
+#define PERIPHERAL_ID_MAX 31
+#define PERIPHERAL_MASK(id) (1 << ((id) & PERIPHERAL_ID_MAX))
+
+#define PERIPHERAL_RSHIFT_MASK 0x3
+#define PERIPHERAL_RSHIFT(val) (((val) >> 16) & PERIPHERAL_RSHIFT_MASK)
+
+#define PERIPHERAL_MAX_SHIFT 4
+
+struct clk_peripheral {
+ struct clk_hw hw;
+ struct at91_pmc *pmc;
+ u32 id;
+};
+
+#define to_clk_peripheral(hw) container_of(hw, struct clk_peripheral, hw)
+
+struct clk_sam9x5_peripheral {
+ struct clk_hw hw;
+ struct at91_pmc *pmc;
+ struct clk_range range;
+ u32 id;
+ u32 div;
+ bool auto_div;
+};
+
+#define to_clk_sam9x5_peripheral(hw) \
+ container_of(hw, struct clk_sam9x5_peripheral, hw)
+
+static int clk_peripheral_enable(struct clk_hw *hw)
+{
+ struct clk_peripheral *periph = to_clk_peripheral(hw);
+ struct at91_pmc *pmc = periph->pmc;
+ int offset = AT91_PMC_PCER;
+ u32 id = periph->id;
+
+ if (id < PERIPHERAL_ID_MIN)
+ return 0;
+ if (id > PERIPHERAL_ID_MAX)
+ offset = AT91_PMC_PCER1;
+ pmc_write(pmc, offset, PERIPHERAL_MASK(id));
+ return 0;
+}
+
+static void clk_peripheral_disable(struct clk_hw *hw)
+{
+ struct clk_peripheral *periph = to_clk_peripheral(hw);
+ struct at91_pmc *pmc = periph->pmc;
+ int offset = AT91_PMC_PCDR;
+ u32 id = periph->id;
+
+ if (id < PERIPHERAL_ID_MIN)
+ return;
+ if (id > PERIPHERAL_ID_MAX)
+ offset = AT91_PMC_PCDR1;
+ pmc_write(pmc, offset, PERIPHERAL_MASK(id));
+}
+
+static int clk_peripheral_is_enabled(struct clk_hw *hw)
+{
+ struct clk_peripheral *periph = to_clk_peripheral(hw);
+ struct at91_pmc *pmc = periph->pmc;
+ int offset = AT91_PMC_PCSR;
+ u32 id = periph->id;
+
+ if (id < PERIPHERAL_ID_MIN)
+ return 1;
+ if (id > PERIPHERAL_ID_MAX)
+ offset = AT91_PMC_PCSR1;
+ return !!(pmc_read(pmc, offset) & PERIPHERAL_MASK(id));
+}
+
+static const struct clk_ops peripheral_ops = {
+ .enable = clk_peripheral_enable,
+ .disable = clk_peripheral_disable,
+ .is_enabled = clk_peripheral_is_enabled,
+};
+
+static struct clk * __init
+at91_clk_register_peripheral(struct at91_pmc *pmc, const char *name,
+ const char *parent_name, u32 id)
+{
+ struct clk_peripheral *periph;
+ struct clk *clk = NULL;
+ struct clk_init_data init;
+
+ if (!pmc || !name || !parent_name || id > PERIPHERAL_ID_MAX)
+ return ERR_PTR(-EINVAL);
+
+ periph = kzalloc(sizeof(*periph), GFP_KERNEL);
+ if (!periph)
+ return ERR_PTR(-ENOMEM);
+
+ init.name = name;
+ init.ops = &peripheral_ops;
+ init.parent_names = (parent_name ? &parent_name : NULL);
+ init.num_parents = (parent_name ? 1 : 0);
+ init.flags = 0;
+
+ periph->id = id;
+ periph->hw.init = &init;
+ periph->pmc = pmc;
+
+ clk = clk_register(NULL, &periph->hw);
+ if (IS_ERR(clk))
+ kfree(periph);
+
+ return clk;
+}
+
+static void clk_sam9x5_peripheral_autodiv(struct clk_sam9x5_peripheral *periph)
+{
+ struct clk *parent;
+ unsigned long parent_rate;
+ int shift = 0;
+
+ if (!periph->auto_div)
+ return;
+
+ if (periph->range.max) {
+ parent = clk_get_parent_by_index(periph->hw.clk, 0);
+ parent_rate = __clk_get_rate(parent);
+ if (!parent_rate)
+ return;
+
+ for (; shift < PERIPHERAL_MAX_SHIFT; shift++) {
+ if (parent_rate >> shift <= periph->range.max)
+ break;
+ }
+ }
+
+ periph->auto_div = false;
+ periph->div = shift;
+}
+
+static int clk_sam9x5_peripheral_enable(struct clk_hw *hw)
+{
+ struct clk_sam9x5_peripheral *periph = to_clk_sam9x5_peripheral(hw);
+ struct at91_pmc *pmc = periph->pmc;
+
+ if (periph->id < PERIPHERAL_ID_MIN)
+ return 0;
+
+ pmc_write(pmc, AT91_PMC_PCR, (periph->id & AT91_PMC_PCR_PID) |
+ AT91_PMC_PCR_CMD |
+ AT91_PMC_PCR_DIV(periph->div) |
+ AT91_PMC_PCR_EN);
+ return 0;
+}
+
+static void clk_sam9x5_peripheral_disable(struct clk_hw *hw)
+{
+ struct clk_sam9x5_peripheral *periph = to_clk_sam9x5_peripheral(hw);
+ struct at91_pmc *pmc = periph->pmc;
+
+ if (periph->id < PERIPHERAL_ID_MIN)
+ return;
+
+ pmc_write(pmc, AT91_PMC_PCR, (periph->id & AT91_PMC_PCR_PID) |
+ AT91_PMC_PCR_CMD);
+}
+
+static int clk_sam9x5_peripheral_is_enabled(struct clk_hw *hw)
+{
+ struct clk_sam9x5_peripheral *periph = to_clk_sam9x5_peripheral(hw);
+ struct at91_pmc *pmc = periph->pmc;
+ int ret;
+
+ if (periph->id < PERIPHERAL_ID_MIN)
+ return 1;
+
+ pmc_lock(pmc);
+ pmc_write(pmc, AT91_PMC_PCR, (periph->id & AT91_PMC_PCR_PID));
+ ret = !!(pmc_read(pmc, AT91_PMC_PCR) & AT91_PMC_PCR_EN);
+ pmc_unlock(pmc);
+
+ return ret;
+}
+
+static unsigned long
+clk_sam9x5_peripheral_recalc_rate(struct clk_hw *hw,
+ unsigned long parent_rate)
+{
+ struct clk_sam9x5_peripheral *periph = to_clk_sam9x5_peripheral(hw);
+ struct at91_pmc *pmc = periph->pmc;
+ u32 tmp;
+
+ if (periph->id < PERIPHERAL_ID_MIN)
+ return parent_rate;
+
+ pmc_lock(pmc);
+ pmc_write(pmc, AT91_PMC_PCR, (periph->id & AT91_PMC_PCR_PID));
+ tmp = pmc_read(pmc, AT91_PMC_PCR);
+ pmc_unlock(pmc);
+
+ if (tmp & AT91_PMC_PCR_EN) {
+ periph->div = PERIPHERAL_RSHIFT(tmp);
+ periph->auto_div = false;
+ } else {
+ clk_sam9x5_peripheral_autodiv(periph);
+ }
+
+ return parent_rate >> periph->div;
+}
+
+static long clk_sam9x5_peripheral_round_rate(struct clk_hw *hw,
+ unsigned long rate,
+ unsigned long *parent_rate)
+{
+ int shift = 0;
+ unsigned long best_rate;
+ unsigned long best_diff;
+ unsigned long cur_rate = *parent_rate;
+ unsigned long cur_diff;
+ struct clk_sam9x5_peripheral *periph = to_clk_sam9x5_peripheral(hw);
+
+ if (periph->id < PERIPHERAL_ID_MIN || !periph->range.max)
+ return *parent_rate;
+
+ if (periph->range.max) {
+ for (; shift < PERIPHERAL_MAX_SHIFT; shift++) {
+ cur_rate = *parent_rate >> shift;
+ if (cur_rate <= periph->range.max)
+ break;
+ }
+ }
+
+ if (rate >= cur_rate)
+ return cur_rate;
+
+ best_diff = cur_rate - rate;
+ best_rate = cur_rate;
+ for (; shift < PERIPHERAL_MAX_SHIFT; shift++) {
+ cur_rate = *parent_rate >> shift;
+ if (cur_rate < rate)
+ cur_diff = rate - cur_rate;
+ else
+ cur_diff = cur_rate - rate;
+
+ if (cur_diff < best_diff) {
+ best_diff = cur_diff;
+ best_rate = cur_rate;
+ }
+
+ if (!best_diff || cur_rate < rate)
+ break;
+ }
+
+ return best_rate;
+}
+
+static int clk_sam9x5_peripheral_set_rate(struct clk_hw *hw,
+ unsigned long rate,
+ unsigned long parent_rate)
+{
+ int shift;
+ struct clk_sam9x5_peripheral *periph = to_clk_sam9x5_peripheral(hw);
+ if (periph->id < PERIPHERAL_ID_MIN || !periph->range.max) {
+ if (parent_rate == rate)
+ return 0;
+ else
+ return -EINVAL;
+ }
+
+ if (periph->range.max && rate > periph->range.max)
+ return -EINVAL;
+
+ for (shift = 0; shift < PERIPHERAL_MAX_SHIFT; shift++) {
+ if (parent_rate >> shift == rate) {
+ periph->auto_div = false;
+ periph->div = shift;
+ return 0;
+ }
+ }
+
+ return -EINVAL;
+}
+
+static const struct clk_ops sam9x5_peripheral_ops = {
+ .enable = clk_sam9x5_peripheral_enable,
+ .disable = clk_sam9x5_peripheral_disable,
+ .is_enabled = clk_sam9x5_peripheral_is_enabled,
+ .recalc_rate = clk_sam9x5_peripheral_recalc_rate,
+ .round_rate = clk_sam9x5_peripheral_round_rate,
+ .set_rate = clk_sam9x5_peripheral_set_rate,
+};
+
+static struct clk * __init
+at91_clk_register_sam9x5_peripheral(struct at91_pmc *pmc, const char *name,
+ const char *parent_name, u32 id,
+ const struct clk_range *range)
+{
+ struct clk_sam9x5_peripheral *periph;
+ struct clk *clk = NULL;
+ struct clk_init_data init;
+
+ if (!pmc || !name || !parent_name)
+ return ERR_PTR(-EINVAL);
+
+ periph = kzalloc(sizeof(*periph), GFP_KERNEL);
+ if (!periph)
+ return ERR_PTR(-ENOMEM);
+
+ init.name = name;
+ init.ops = &sam9x5_peripheral_ops;
+ init.parent_names = (parent_name ? &parent_name : NULL);
+ init.num_parents = (parent_name ? 1 : 0);
+ init.flags = 0;
+
+ periph->id = id;
+ periph->hw.init = &init;
+ periph->div = 0;
+ periph->pmc = pmc;
+ periph->auto_div = true;
+ periph->range = *range;
+
+ clk = clk_register(NULL, &periph->hw);
+ if (IS_ERR(clk))
+ kfree(periph);
+ else
+ clk_sam9x5_peripheral_autodiv(periph);
+
+ return clk;
+}
+
+static void __init
+of_at91_clk_periph_setup(struct device_node *np, struct at91_pmc *pmc, u8 type)
+{
+ int num;
+ u32 id;
+ struct clk *clk;
+ const char *parent_name;
+ const char *name;
+ struct device_node *periphclknp;
+
+ parent_name = of_clk_get_parent_name(np, 0);
+ if (!parent_name)
+ return;
+
+ num = of_get_child_count(np);
+ if (!num || num > PERIPHERAL_MAX)
+ return;
+
+ for_each_child_of_node(np, periphclknp) {
+ if (of_property_read_u32(periphclknp, "reg", &id))
+ continue;
+
+ if (id >= PERIPHERAL_MAX)
+ continue;
+
+ if (of_property_read_string(np, "clock-output-names", &name))
+ name = periphclknp->name;
+
+ if (type == PERIPHERAL_AT91RM9200) {
+ clk = at91_clk_register_peripheral(pmc, name,
+ parent_name, id);
+ } else {
+ struct clk_range range = CLK_RANGE(0, 0);
+
+ of_at91_get_clk_range(periphclknp,
+ "atmel,clk-output-range",
+ &range);
+
+ clk = at91_clk_register_sam9x5_peripheral(pmc, name,
+ parent_name,
+ id, &range);
+ }
+
+ if (IS_ERR(clk))
+ continue;
+
+ of_clk_add_provider(periphclknp, of_clk_src_simple_get, clk);
+ }
+}
+
+void __init of_at91rm9200_clk_periph_setup(struct device_node *np,
+ struct at91_pmc *pmc)
+{
+ of_at91_clk_periph_setup(np, pmc, PERIPHERAL_AT91RM9200);
+}
+
+void __init of_at91sam9x5_clk_periph_setup(struct device_node *np,
+ struct at91_pmc *pmc)
+{
+ of_at91_clk_periph_setup(np, pmc, PERIPHERAL_AT91SAM9X5);
+}
--- /dev/null
+/*
+ * Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/clkdev.h>
+#include <linux/clk/at91_pmc.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_irq.h>
+#include <linux/io.h>
+#include <linux/wait.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+
+#include "pmc.h"
+
+#define PLL_STATUS_MASK(id) (1 << (1 + (id)))
+#define PLL_REG(id) (AT91_CKGR_PLLAR + ((id) * 4))
+#define PLL_DIV_MASK 0xff
+#define PLL_DIV_MAX PLL_DIV_MASK
+#define PLL_DIV(reg) ((reg) & PLL_DIV_MASK)
+#define PLL_MUL(reg, layout) (((reg) >> (layout)->mul_shift) & \
+ (layout)->mul_mask)
+#define PLL_ICPR_SHIFT(id) ((id) * 16)
+#define PLL_ICPR_MASK(id) (0xffff << PLL_ICPR_SHIFT(id))
+#define PLL_MAX_COUNT 0x3ff
+#define PLL_COUNT_SHIFT 8
+#define PLL_OUT_SHIFT 14
+#define PLL_MAX_ID 1
+
+struct clk_pll_characteristics {
+ struct clk_range input;
+ int num_output;
+ struct clk_range *output;
+ u16 *icpll;
+ u8 *out;
+};
+
+struct clk_pll_layout {
+ u32 pllr_mask;
+ u16 mul_mask;
+ u8 mul_shift;
+};
+
+#define to_clk_pll(hw) container_of(hw, struct clk_pll, hw)
+
+struct clk_pll {
+ struct clk_hw hw;
+ struct at91_pmc *pmc;
+ unsigned int irq;
+ wait_queue_head_t wait;
+ u8 id;
+ u8 div;
+ u8 range;
+ u16 mul;
+ const struct clk_pll_layout *layout;
+ const struct clk_pll_characteristics *characteristics;
+};
+
+static irqreturn_t clk_pll_irq_handler(int irq, void *dev_id)
+{
+ struct clk_pll *pll = (struct clk_pll *)dev_id;
+
+ wake_up(&pll->wait);
+ disable_irq_nosync(pll->irq);
+
+ return IRQ_HANDLED;
+}
+
+static int clk_pll_prepare(struct clk_hw *hw)
+{
+ struct clk_pll *pll = to_clk_pll(hw);
+ struct at91_pmc *pmc = pll->pmc;
+ const struct clk_pll_layout *layout = pll->layout;
+ const struct clk_pll_characteristics *characteristics =
+ pll->characteristics;
+ u8 id = pll->id;
+ u32 mask = PLL_STATUS_MASK(id);
+ int offset = PLL_REG(id);
+ u8 out = 0;
+ u32 pllr, icpr;
+ u8 div;
+ u16 mul;
+
+ pllr = pmc_read(pmc, offset);
+ div = PLL_DIV(pllr);
+ mul = PLL_MUL(pllr, layout);
+
+ if ((pmc_read(pmc, AT91_PMC_SR) & mask) &&
+ (div == pll->div && mul == pll->mul))
+ return 0;
+
+ if (characteristics->out)
+ out = characteristics->out[pll->range];
+ if (characteristics->icpll) {
+ icpr = pmc_read(pmc, AT91_PMC_PLLICPR) & ~PLL_ICPR_MASK(id);
+ icpr |= (characteristics->icpll[pll->range] <<
+ PLL_ICPR_SHIFT(id));
+ pmc_write(pmc, AT91_PMC_PLLICPR, icpr);
+ }
+
+ pllr &= ~layout->pllr_mask;
+ pllr |= layout->pllr_mask &
+ (pll->div | (PLL_MAX_COUNT << PLL_COUNT_SHIFT) |
+ (out << PLL_OUT_SHIFT) |
+ ((pll->mul & layout->mul_mask) << layout->mul_shift));
+ pmc_write(pmc, offset, pllr);
+
+ while (!(pmc_read(pmc, AT91_PMC_SR) & mask)) {
+ enable_irq(pll->irq);
+ wait_event(pll->wait,
+ pmc_read(pmc, AT91_PMC_SR) & mask);
+ }
+
+ return 0;
+}
+
+static int clk_pll_is_prepared(struct clk_hw *hw)
+{
+ struct clk_pll *pll = to_clk_pll(hw);
+ struct at91_pmc *pmc = pll->pmc;
+
+ return !!(pmc_read(pmc, AT91_PMC_SR) &
+ PLL_STATUS_MASK(pll->id));
+}
+
+static void clk_pll_unprepare(struct clk_hw *hw)
+{
+ struct clk_pll *pll = to_clk_pll(hw);
+ struct at91_pmc *pmc = pll->pmc;
+ const struct clk_pll_layout *layout = pll->layout;
+ int offset = PLL_REG(pll->id);
+ u32 tmp = pmc_read(pmc, offset) & ~(layout->pllr_mask);
+
+ pmc_write(pmc, offset, tmp);
+}
+
+static unsigned long clk_pll_recalc_rate(struct clk_hw *hw,
+ unsigned long parent_rate)
+{
+ struct clk_pll *pll = to_clk_pll(hw);
+ const struct clk_pll_layout *layout = pll->layout;
+ struct at91_pmc *pmc = pll->pmc;
+ int offset = PLL_REG(pll->id);
+ u32 tmp = pmc_read(pmc, offset) & layout->pllr_mask;
+ u8 div = PLL_DIV(tmp);
+ u16 mul = PLL_MUL(tmp, layout);
+ if (!div || !mul)
+ return 0;
+
+ return (parent_rate * (mul + 1)) / div;
+}
+
+static long clk_pll_get_best_div_mul(struct clk_pll *pll, unsigned long rate,
+ unsigned long parent_rate,
+ u32 *div, u32 *mul,
+ u32 *index) {
+ unsigned long maxrate;
+ unsigned long minrate;
+ unsigned long divrate;
+ unsigned long bestdiv = 1;
+ unsigned long bestmul;
+ unsigned long tmpdiv;
+ unsigned long roundup;
+ unsigned long rounddown;
+ unsigned long remainder;
+ unsigned long bestremainder;
+ unsigned long maxmul;
+ unsigned long maxdiv;
+ unsigned long mindiv;
+ int i = 0;
+ const struct clk_pll_layout *layout = pll->layout;
+ const struct clk_pll_characteristics *characteristics =
+ pll->characteristics;
+
+ /* Minimum divider = 1 */
+ /* Maximum multiplier = max_mul */
+ maxmul = layout->mul_mask + 1;
+ maxrate = (parent_rate * maxmul) / 1;
+
+ /* Maximum divider = max_div */
+ /* Minimum multiplier = 2 */
+ maxdiv = PLL_DIV_MAX;
+ minrate = (parent_rate * 2) / maxdiv;
+
+ if (parent_rate < characteristics->input.min ||
+ parent_rate < characteristics->input.max)
+ return -ERANGE;
+
+ if (parent_rate < minrate || parent_rate > maxrate)
+ return -ERANGE;
+
+ for (i = 0; i < characteristics->num_output; i++) {
+ if (parent_rate >= characteristics->output[i].min &&
+ parent_rate <= characteristics->output[i].max)
+ break;
+ }
+
+ if (i >= characteristics->num_output)
+ return -ERANGE;
+
+ bestmul = rate / parent_rate;
+ rounddown = parent_rate % rate;
+ roundup = rate - rounddown;
+ bestremainder = roundup < rounddown ? roundup : rounddown;
+
+ if (!bestremainder) {
+ if (div)
+ *div = bestdiv;
+ if (mul)
+ *mul = bestmul;
+ if (index)
+ *index = i;
+ return rate;
+ }
+
+ maxdiv = 255 / (bestmul + 1);
+ if (parent_rate / maxdiv < characteristics->input.min)
+ maxdiv = parent_rate / characteristics->input.min;
+ mindiv = parent_rate / characteristics->input.max;
+ if (parent_rate % characteristics->input.max)
+ mindiv++;
+
+ for (tmpdiv = mindiv; tmpdiv < maxdiv; tmpdiv++) {
+ divrate = parent_rate / tmpdiv;
+
+ rounddown = rate % divrate;
+ roundup = divrate - rounddown;
+ remainder = roundup < rounddown ? roundup : rounddown;
+
+ if (remainder < bestremainder) {
+ bestremainder = remainder;
+ bestmul = rate / divrate;
+ bestdiv = tmpdiv;
+ }
+
+ if (!remainder)
+ break;
+ }
+
+ rate = (parent_rate / bestdiv) * bestmul;
+
+ if (div)
+ *div = bestdiv;
+ if (mul)
+ *mul = bestmul;
+ if (index)
+ *index = i;
+
+ return rate;
+}
+
+static long clk_pll_round_rate(struct clk_hw *hw, unsigned long rate,
+ unsigned long *parent_rate)
+{
+ struct clk_pll *pll = to_clk_pll(hw);
+
+ return clk_pll_get_best_div_mul(pll, rate, *parent_rate,
+ NULL, NULL, NULL);
+}
+
+static int clk_pll_set_rate(struct clk_hw *hw, unsigned long rate,
+ unsigned long parent_rate)
+{
+ struct clk_pll *pll = to_clk_pll(hw);
+ long ret;
+ u32 div;
+ u32 mul;
+ u32 index;
+
+ ret = clk_pll_get_best_div_mul(pll, rate, parent_rate,
+ &div, &mul, &index);
+ if (ret < 0)
+ return ret;
+
+ pll->range = index;
+ pll->div = div;
+ pll->mul = mul;
+
+ return 0;
+}
+
+static const struct clk_ops pll_ops = {
+ .prepare = clk_pll_prepare,
+ .unprepare = clk_pll_unprepare,
+ .is_prepared = clk_pll_is_prepared,
+ .recalc_rate = clk_pll_recalc_rate,
+ .round_rate = clk_pll_round_rate,
+ .set_rate = clk_pll_set_rate,
+};
+
+static struct clk * __init
+at91_clk_register_pll(struct at91_pmc *pmc, unsigned int irq, const char *name,
+ const char *parent_name, u8 id,
+ const struct clk_pll_layout *layout,
+ const struct clk_pll_characteristics *characteristics)
+{
+ struct clk_pll *pll;
+ struct clk *clk = NULL;
+ struct clk_init_data init;
+ int ret;
+ int offset = PLL_REG(id);
+ u32 tmp;
+
+ if (id > PLL_MAX_ID)
+ return ERR_PTR(-EINVAL);
+
+ pll = kzalloc(sizeof(*pll), GFP_KERNEL);
+ if (!pll)
+ return ERR_PTR(-ENOMEM);
+
+ init.name = name;
+ init.ops = &pll_ops;
+ init.parent_names = &parent_name;
+ init.num_parents = 1;
+ init.flags = CLK_SET_RATE_GATE;
+
+ pll->id = id;
+ pll->hw.init = &init;
+ pll->layout = layout;
+ pll->characteristics = characteristics;
+ pll->pmc = pmc;
+ pll->irq = irq;
+ tmp = pmc_read(pmc, offset) & layout->pllr_mask;
+ pll->div = PLL_DIV(tmp);
+ pll->mul = PLL_MUL(tmp, layout);
+ init_waitqueue_head(&pll->wait);
+ irq_set_status_flags(pll->irq, IRQ_NOAUTOEN);
+ ret = request_irq(pll->irq, clk_pll_irq_handler, IRQF_TRIGGER_HIGH,
+ id ? "clk-pllb" : "clk-plla", pll);
+ if (ret)
+ return ERR_PTR(ret);
+
+ clk = clk_register(NULL, &pll->hw);
+ if (IS_ERR(clk))
+ kfree(pll);
+
+ return clk;
+}
+
+
+static const struct clk_pll_layout at91rm9200_pll_layout = {
+ .pllr_mask = 0x7FFFFFF,
+ .mul_shift = 16,
+ .mul_mask = 0x7FF,
+};
+
+static const struct clk_pll_layout at91sam9g45_pll_layout = {
+ .pllr_mask = 0xFFFFFF,
+ .mul_shift = 16,
+ .mul_mask = 0xFF,
+};
+
+static const struct clk_pll_layout at91sam9g20_pllb_layout = {
+ .pllr_mask = 0x3FFFFF,
+ .mul_shift = 16,
+ .mul_mask = 0x3F,
+};
+
+static const struct clk_pll_layout sama5d3_pll_layout = {
+ .pllr_mask = 0x1FFFFFF,
+ .mul_shift = 18,
+ .mul_mask = 0x7F,
+};
+
+
+static struct clk_pll_characteristics * __init
+of_at91_clk_pll_get_characteristics(struct device_node *np)
+{
+ int i;
+ int offset;
+ u32 tmp;
+ int num_output;
+ u32 num_cells;
+ struct clk_range input;
+ struct clk_range *output;
+ u8 *out = NULL;
+ u16 *icpll = NULL;
+ struct clk_pll_characteristics *characteristics;
+
+ if (of_at91_get_clk_range(np, "atmel,clk-input-range", &input))
+ return NULL;
+
+ if (of_property_read_u32(np, "#atmel,pll-clk-output-range-cells",
+ &num_cells))
+ return NULL;
+
+ if (num_cells < 2 || num_cells > 4)
+ return NULL;
+
+ if (!of_get_property(np, "atmel,pll-clk-output-ranges", &tmp))
+ return NULL;
+ num_output = tmp / (sizeof(u32) * num_cells);
+
+ characteristics = kzalloc(sizeof(*characteristics), GFP_KERNEL);
+ if (!characteristics)
+ return NULL;
+
+ output = kzalloc(sizeof(*output) * num_output, GFP_KERNEL);
+ if (!output)
+ goto out_free_characteristics;
+
+ if (num_cells > 2) {
+ out = kzalloc(sizeof(*out) * num_output, GFP_KERNEL);
+ if (!out)
+ goto out_free_output;
+ }
+
+ if (num_cells > 3) {
+ icpll = kzalloc(sizeof(*icpll) * num_output, GFP_KERNEL);
+ if (!icpll)
+ goto out_free_output;
+ }
+
+ for (i = 0; i < num_output; i++) {
+ offset = i * num_cells;
+ if (of_property_read_u32_index(np,
+ "atmel,pll-clk-output-ranges",
+ offset, &tmp))
+ goto out_free_output;
+ output[i].min = tmp;
+ if (of_property_read_u32_index(np,
+ "atmel,pll-clk-output-ranges",
+ offset + 1, &tmp))
+ goto out_free_output;
+ output[i].max = tmp;
+
+ if (num_cells == 2)
+ continue;
+
+ if (of_property_read_u32_index(np,
+ "atmel,pll-clk-output-ranges",
+ offset + 2, &tmp))
+ goto out_free_output;
+ out[i] = tmp;
+
+ if (num_cells == 3)
+ continue;
+
+ if (of_property_read_u32_index(np,
+ "atmel,pll-clk-output-ranges",
+ offset + 3, &tmp))
+ goto out_free_output;
+ icpll[i] = tmp;
+ }
+
+ characteristics->input = input;
+ characteristics->num_output = num_output;
+ characteristics->output = output;
+ characteristics->out = out;
+ characteristics->icpll = icpll;
+ return characteristics;
+
+out_free_output:
+ kfree(icpll);
+ kfree(out);
+ kfree(output);
+out_free_characteristics:
+ kfree(characteristics);
+ return NULL;
+}
+
+static void __init
+of_at91_clk_pll_setup(struct device_node *np, struct at91_pmc *pmc,
+ const struct clk_pll_layout *layout)
+{
+ u32 id;
+ unsigned int irq;
+ struct clk *clk;
+ const char *parent_name;
+ const char *name = np->name;
+ struct clk_pll_characteristics *characteristics;
+
+ if (of_property_read_u32(np, "reg", &id))
+ return;
+
+ parent_name = of_clk_get_parent_name(np, 0);
+
+ of_property_read_string(np, "clock-output-names", &name);
+
+ characteristics = of_at91_clk_pll_get_characteristics(np);
+ if (!characteristics)
+ return;
+
+ irq = irq_of_parse_and_map(np, 0);
+ if (!irq)
+ return;
+
+ clk = at91_clk_register_pll(pmc, irq, name, parent_name, id, layout,
+ characteristics);
+ if (IS_ERR(clk))
+ goto out_free_characteristics;
+
+ of_clk_add_provider(np, of_clk_src_simple_get, clk);
+ return;
+
+out_free_characteristics:
+ kfree(characteristics);
+}
+
+void __init of_at91rm9200_clk_pll_setup(struct device_node *np,
+ struct at91_pmc *pmc)
+{
+ of_at91_clk_pll_setup(np, pmc, &at91rm9200_pll_layout);
+}
+
+void __init of_at91sam9g45_clk_pll_setup(struct device_node *np,
+ struct at91_pmc *pmc)
+{
+ of_at91_clk_pll_setup(np, pmc, &at91sam9g45_pll_layout);
+}
+
+void __init of_at91sam9g20_clk_pllb_setup(struct device_node *np,
+ struct at91_pmc *pmc)
+{
+ of_at91_clk_pll_setup(np, pmc, &at91sam9g20_pllb_layout);
+}
+
+void __init of_sama5d3_clk_pll_setup(struct device_node *np,
+ struct at91_pmc *pmc)
+{
+ of_at91_clk_pll_setup(np, pmc, &sama5d3_pll_layout);
+}
--- /dev/null
+/*
+ * Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/clkdev.h>
+#include <linux/clk/at91_pmc.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/io.h>
+
+#include "pmc.h"
+
+#define to_clk_plldiv(hw) container_of(hw, struct clk_plldiv, hw)
+
+struct clk_plldiv {
+ struct clk_hw hw;
+ struct at91_pmc *pmc;
+};
+
+static unsigned long clk_plldiv_recalc_rate(struct clk_hw *hw,
+ unsigned long parent_rate)
+{
+ struct clk_plldiv *plldiv = to_clk_plldiv(hw);
+ struct at91_pmc *pmc = plldiv->pmc;
+
+ if (pmc_read(pmc, AT91_PMC_MCKR) & AT91_PMC_PLLADIV2)
+ return parent_rate / 2;
+
+ return parent_rate;
+}
+
+static long clk_plldiv_round_rate(struct clk_hw *hw, unsigned long rate,
+ unsigned long *parent_rate)
+{
+ unsigned long div;
+
+ if (rate > *parent_rate)
+ return *parent_rate;
+ div = *parent_rate / 2;
+ if (rate < div)
+ return div;
+
+ if (rate - div < *parent_rate - rate)
+ return div;
+
+ return *parent_rate;
+}
+
+static int clk_plldiv_set_rate(struct clk_hw *hw, unsigned long rate,
+ unsigned long parent_rate)
+{
+ struct clk_plldiv *plldiv = to_clk_plldiv(hw);
+ struct at91_pmc *pmc = plldiv->pmc;
+ u32 tmp;
+
+ if (parent_rate != rate && (parent_rate / 2) != rate)
+ return -EINVAL;
+
+ pmc_lock(pmc);
+ tmp = pmc_read(pmc, AT91_PMC_MCKR) & ~AT91_PMC_PLLADIV2;
+ if ((parent_rate / 2) == rate)
+ tmp |= AT91_PMC_PLLADIV2;
+ pmc_write(pmc, AT91_PMC_MCKR, tmp);
+ pmc_unlock(pmc);
+
+ return 0;
+}
+
+static const struct clk_ops plldiv_ops = {
+ .recalc_rate = clk_plldiv_recalc_rate,
+ .round_rate = clk_plldiv_round_rate,
+ .set_rate = clk_plldiv_set_rate,
+};
+
+static struct clk * __init
+at91_clk_register_plldiv(struct at91_pmc *pmc, const char *name,
+ const char *parent_name)
+{
+ struct clk_plldiv *plldiv;
+ struct clk *clk = NULL;
+ struct clk_init_data init;
+
+ plldiv = kzalloc(sizeof(*plldiv), GFP_KERNEL);
+ if (!plldiv)
+ return ERR_PTR(-ENOMEM);
+
+ init.name = name;
+ init.ops = &plldiv_ops;
+ init.parent_names = parent_name ? &parent_name : NULL;
+ init.num_parents = parent_name ? 1 : 0;
+ init.flags = CLK_SET_RATE_GATE;
+
+ plldiv->hw.init = &init;
+ plldiv->pmc = pmc;
+
+ clk = clk_register(NULL, &plldiv->hw);
+
+ if (IS_ERR(clk))
+ kfree(plldiv);
+
+ return clk;
+}
+
+static void __init
+of_at91_clk_plldiv_setup(struct device_node *np, struct at91_pmc *pmc)
+{
+ struct clk *clk;
+ const char *parent_name;
+ const char *name = np->name;
+
+ parent_name = of_clk_get_parent_name(np, 0);
+
+ of_property_read_string(np, "clock-output-names", &name);
+
+ clk = at91_clk_register_plldiv(pmc, name, parent_name);
+
+ if (IS_ERR(clk))
+ return;
+
+ of_clk_add_provider(np, of_clk_src_simple_get, clk);
+ return;
+}
+
+void __init of_at91sam9x5_clk_plldiv_setup(struct device_node *np,
+ struct at91_pmc *pmc)
+{
+ of_at91_clk_plldiv_setup(np, pmc);
+}
--- /dev/null
+/*
+ * Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/clkdev.h>
+#include <linux/clk/at91_pmc.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_irq.h>
+#include <linux/io.h>
+#include <linux/wait.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+
+#include "pmc.h"
+
+#define PROG_SOURCE_MAX 5
+#define PROG_ID_MAX 7
+
+#define PROG_STATUS_MASK(id) (1 << ((id) + 8))
+#define PROG_PRES_MASK 0x7
+#define PROG_MAX_RM9200_CSS 3
+
+struct clk_programmable_layout {
+ u8 pres_shift;
+ u8 css_mask;
+ u8 have_slck_mck;
+};
+
+struct clk_programmable {
+ struct clk_hw hw;
+ struct at91_pmc *pmc;
+ unsigned int irq;
+ wait_queue_head_t wait;
+ u8 id;
+ u8 css;
+ u8 pres;
+ u8 slckmck;
+ const struct clk_programmable_layout *layout;
+};
+
+#define to_clk_programmable(hw) container_of(hw, struct clk_programmable, hw)
+
+
+static irqreturn_t clk_programmable_irq_handler(int irq, void *dev_id)
+{
+ struct clk_programmable *prog = (struct clk_programmable *)dev_id;
+
+ wake_up(&prog->wait);
+
+ return IRQ_HANDLED;
+}
+
+static int clk_programmable_prepare(struct clk_hw *hw)
+{
+ u32 tmp;
+ struct clk_programmable *prog = to_clk_programmable(hw);
+ struct at91_pmc *pmc = prog->pmc;
+ const struct clk_programmable_layout *layout = prog->layout;
+ u8 id = prog->id;
+ u32 mask = PROG_STATUS_MASK(id);
+
+ tmp = prog->css | (prog->pres << layout->pres_shift);
+ if (layout->have_slck_mck && prog->slckmck)
+ tmp |= AT91_PMC_CSSMCK_MCK;
+
+ pmc_write(pmc, AT91_PMC_PCKR(id), tmp);
+
+ while (!(pmc_read(pmc, AT91_PMC_SR) & mask))
+ wait_event(prog->wait, pmc_read(pmc, AT91_PMC_SR) & mask);
+
+ return 0;
+}
+
+static int clk_programmable_is_ready(struct clk_hw *hw)
+{
+ struct clk_programmable *prog = to_clk_programmable(hw);
+ struct at91_pmc *pmc = prog->pmc;
+
+ return !!(pmc_read(pmc, AT91_PMC_SR) & AT91_PMC_PCKR(prog->id));
+}
+
+static unsigned long clk_programmable_recalc_rate(struct clk_hw *hw,
+ unsigned long parent_rate)
+{
+ u32 tmp;
+ struct clk_programmable *prog = to_clk_programmable(hw);
+ struct at91_pmc *pmc = prog->pmc;
+ const struct clk_programmable_layout *layout = prog->layout;
+
+ tmp = pmc_read(pmc, AT91_PMC_PCKR(prog->id));
+ prog->pres = (tmp >> layout->pres_shift) & PROG_PRES_MASK;
+
+ return parent_rate >> prog->pres;
+}
+
+static long clk_programmable_round_rate(struct clk_hw *hw, unsigned long rate,
+ unsigned long *parent_rate)
+{
+ unsigned long best_rate = *parent_rate;
+ unsigned long best_diff;
+ unsigned long new_diff;
+ unsigned long cur_rate;
+ int shift = shift;
+
+ if (rate > *parent_rate)
+ return *parent_rate;
+ else
+ best_diff = *parent_rate - rate;
+
+ if (!best_diff)
+ return best_rate;
+
+ for (shift = 1; shift < PROG_PRES_MASK; shift++) {
+ cur_rate = *parent_rate >> shift;
+
+ if (cur_rate > rate)
+ new_diff = cur_rate - rate;
+ else
+ new_diff = rate - cur_rate;
+
+ if (!new_diff)
+ return cur_rate;
+
+ if (new_diff < best_diff) {
+ best_diff = new_diff;
+ best_rate = cur_rate;
+ }
+
+ if (rate > cur_rate)
+ break;
+ }
+
+ return best_rate;
+}
+
+static int clk_programmable_set_parent(struct clk_hw *hw, u8 index)
+{
+ struct clk_programmable *prog = to_clk_programmable(hw);
+ const struct clk_programmable_layout *layout = prog->layout;
+ if (index > layout->css_mask) {
+ if (index > PROG_MAX_RM9200_CSS && layout->have_slck_mck) {
+ prog->css = 0;
+ prog->slckmck = 1;
+ return 0;
+ } else {
+ return -EINVAL;
+ }
+ }
+
+ prog->css = index;
+ return 0;
+}
+
+static u8 clk_programmable_get_parent(struct clk_hw *hw)
+{
+ u32 tmp;
+ u8 ret;
+ struct clk_programmable *prog = to_clk_programmable(hw);
+ struct at91_pmc *pmc = prog->pmc;
+ const struct clk_programmable_layout *layout = prog->layout;
+
+ tmp = pmc_read(pmc, AT91_PMC_PCKR(prog->id));
+ prog->css = tmp & layout->css_mask;
+ ret = prog->css;
+ if (layout->have_slck_mck) {
+ prog->slckmck = !!(tmp & AT91_PMC_CSSMCK_MCK);
+ if (prog->slckmck && !ret)
+ ret = PROG_MAX_RM9200_CSS + 1;
+ }
+
+ return ret;
+}
+
+static int clk_programmable_set_rate(struct clk_hw *hw, unsigned long rate,
+ unsigned long parent_rate)
+{
+ struct clk_programmable *prog = to_clk_programmable(hw);
+ unsigned long best_rate = parent_rate;
+ unsigned long best_diff;
+ unsigned long new_diff;
+ unsigned long cur_rate;
+ int shift = 0;
+
+ if (rate > parent_rate)
+ return parent_rate;
+ else
+ best_diff = parent_rate - rate;
+
+ if (!best_diff) {
+ prog->pres = shift;
+ return 0;
+ }
+
+ for (shift = 1; shift < PROG_PRES_MASK; shift++) {
+ cur_rate = parent_rate >> shift;
+
+ if (cur_rate > rate)
+ new_diff = cur_rate - rate;
+ else
+ new_diff = rate - cur_rate;
+
+ if (!new_diff)
+ break;
+
+ if (new_diff < best_diff) {
+ best_diff = new_diff;
+ best_rate = cur_rate;
+ }
+
+ if (rate > cur_rate)
+ break;
+ }
+
+ prog->pres = shift;
+ return 0;
+}
+
+static const struct clk_ops programmable_ops = {
+ .prepare = clk_programmable_prepare,
+ .is_prepared = clk_programmable_is_ready,
+ .recalc_rate = clk_programmable_recalc_rate,
+ .round_rate = clk_programmable_round_rate,
+ .get_parent = clk_programmable_get_parent,
+ .set_parent = clk_programmable_set_parent,
+ .set_rate = clk_programmable_set_rate,
+};
+
+static struct clk * __init
+at91_clk_register_programmable(struct at91_pmc *pmc, unsigned int irq,
+ const char *name, const char **parent_names,
+ u8 num_parents, u8 id,
+ const struct clk_programmable_layout *layout)
+{
+ int ret;
+ struct clk_programmable *prog;
+ struct clk *clk = NULL;
+ struct clk_init_data init;
+ char irq_name[11];
+
+ if (id > PROG_ID_MAX)
+ return ERR_PTR(-EINVAL);
+
+ prog = kzalloc(sizeof(*prog), GFP_KERNEL);
+ if (!prog)
+ return ERR_PTR(-ENOMEM);
+
+ init.name = name;
+ init.ops = &programmable_ops;
+ init.parent_names = parent_names;
+ init.num_parents = num_parents;
+ init.flags = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE;
+
+ prog->id = id;
+ prog->layout = layout;
+ prog->hw.init = &init;
+ prog->pmc = pmc;
+ prog->irq = irq;
+ init_waitqueue_head(&prog->wait);
+ irq_set_status_flags(prog->irq, IRQ_NOAUTOEN);
+ snprintf(irq_name, sizeof(irq_name), "clk-prog%d", id);
+ ret = request_irq(prog->irq, clk_programmable_irq_handler,
+ IRQF_TRIGGER_HIGH, irq_name, prog);
+ if (ret)
+ return ERR_PTR(ret);
+
+ clk = clk_register(NULL, &prog->hw);
+ if (IS_ERR(clk))
+ kfree(prog);
+
+ return clk;
+}
+
+static const struct clk_programmable_layout at91rm9200_programmable_layout = {
+ .pres_shift = 2,
+ .css_mask = 0x3,
+ .have_slck_mck = 0,
+};
+
+static const struct clk_programmable_layout at91sam9g45_programmable_layout = {
+ .pres_shift = 2,
+ .css_mask = 0x3,
+ .have_slck_mck = 1,
+};
+
+static const struct clk_programmable_layout at91sam9x5_programmable_layout = {
+ .pres_shift = 4,
+ .css_mask = 0x7,
+ .have_slck_mck = 0,
+};
+
+static void __init
+of_at91_clk_prog_setup(struct device_node *np, struct at91_pmc *pmc,
+ const struct clk_programmable_layout *layout)
+{
+ int num;
+ u32 id;
+ int i;
+ unsigned int irq;
+ struct clk *clk;
+ int num_parents;
+ const char *parent_names[PROG_SOURCE_MAX];
+ const char *name;
+ struct device_node *progclknp;
+
+ num_parents = of_count_phandle_with_args(np, "clocks", "#clock-cells");
+ if (num_parents <= 0 || num_parents > PROG_SOURCE_MAX)
+ return;
+
+ for (i = 0; i < num_parents; ++i) {
+ parent_names[i] = of_clk_get_parent_name(np, i);
+ if (!parent_names[i])
+ return;
+ }
+
+ num = of_get_child_count(np);
+ if (!num || num > (PROG_ID_MAX + 1))
+ return;
+
+ for_each_child_of_node(np, progclknp) {
+ if (of_property_read_u32(progclknp, "reg", &id))
+ continue;
+
+ if (of_property_read_string(np, "clock-output-names", &name))
+ name = progclknp->name;
+
+ irq = irq_of_parse_and_map(progclknp, 0);
+ if (!irq)
+ continue;
+
+ clk = at91_clk_register_programmable(pmc, irq, name,
+ parent_names, num_parents,
+ id, layout);
+ if (IS_ERR(clk))
+ continue;
+
+ of_clk_add_provider(progclknp, of_clk_src_simple_get, clk);
+ }
+}
+
+
+void __init of_at91rm9200_clk_prog_setup(struct device_node *np,
+ struct at91_pmc *pmc)
+{
+ of_at91_clk_prog_setup(np, pmc, &at91rm9200_programmable_layout);
+}
+
+void __init of_at91sam9g45_clk_prog_setup(struct device_node *np,
+ struct at91_pmc *pmc)
+{
+ of_at91_clk_prog_setup(np, pmc, &at91sam9g45_programmable_layout);
+}
+
+void __init of_at91sam9x5_clk_prog_setup(struct device_node *np,
+ struct at91_pmc *pmc)
+{
+ of_at91_clk_prog_setup(np, pmc, &at91sam9x5_programmable_layout);
+}
--- /dev/null
+/*
+ * Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/clkdev.h>
+#include <linux/clk/at91_pmc.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/io.h>
+
+#include "pmc.h"
+
+#define SMD_SOURCE_MAX 2
+
+#define SMD_DIV_SHIFT 8
+#define SMD_MAX_DIV 0xf
+
+struct at91sam9x5_clk_smd {
+ struct clk_hw hw;
+ struct at91_pmc *pmc;
+};
+
+#define to_at91sam9x5_clk_smd(hw) \
+ container_of(hw, struct at91sam9x5_clk_smd, hw)
+
+static unsigned long at91sam9x5_clk_smd_recalc_rate(struct clk_hw *hw,
+ unsigned long parent_rate)
+{
+ u32 tmp;
+ u8 smddiv;
+ struct at91sam9x5_clk_smd *smd = to_at91sam9x5_clk_smd(hw);
+ struct at91_pmc *pmc = smd->pmc;
+
+ tmp = pmc_read(pmc, AT91_PMC_SMD);
+ smddiv = (tmp & AT91_PMC_SMD_DIV) >> SMD_DIV_SHIFT;
+ return parent_rate / (smddiv + 1);
+}
+
+static long at91sam9x5_clk_smd_round_rate(struct clk_hw *hw, unsigned long rate,
+ unsigned long *parent_rate)
+{
+ unsigned long div;
+ unsigned long bestrate;
+ unsigned long tmp;
+
+ if (rate >= *parent_rate)
+ return *parent_rate;
+
+ div = *parent_rate / rate;
+ if (div > SMD_MAX_DIV)
+ return *parent_rate / (SMD_MAX_DIV + 1);
+
+ bestrate = *parent_rate / div;
+ tmp = *parent_rate / (div + 1);
+ if (bestrate - rate > rate - tmp)
+ bestrate = tmp;
+
+ return bestrate;
+}
+
+static int at91sam9x5_clk_smd_set_parent(struct clk_hw *hw, u8 index)
+{
+ u32 tmp;
+ struct at91sam9x5_clk_smd *smd = to_at91sam9x5_clk_smd(hw);
+ struct at91_pmc *pmc = smd->pmc;
+
+ if (index > 1)
+ return -EINVAL;
+ tmp = pmc_read(pmc, AT91_PMC_SMD) & ~AT91_PMC_SMDS;
+ if (index)
+ tmp |= AT91_PMC_SMDS;
+ pmc_write(pmc, AT91_PMC_SMD, tmp);
+ return 0;
+}
+
+static u8 at91sam9x5_clk_smd_get_parent(struct clk_hw *hw)
+{
+ struct at91sam9x5_clk_smd *smd = to_at91sam9x5_clk_smd(hw);
+ struct at91_pmc *pmc = smd->pmc;
+
+ return pmc_read(pmc, AT91_PMC_SMD) & AT91_PMC_SMDS;
+}
+
+static int at91sam9x5_clk_smd_set_rate(struct clk_hw *hw, unsigned long rate,
+ unsigned long parent_rate)
+{
+ u32 tmp;
+ struct at91sam9x5_clk_smd *smd = to_at91sam9x5_clk_smd(hw);
+ struct at91_pmc *pmc = smd->pmc;
+ unsigned long div = parent_rate / rate;
+
+ if (parent_rate % rate || div < 1 || div > (SMD_MAX_DIV + 1))
+ return -EINVAL;
+ tmp = pmc_read(pmc, AT91_PMC_SMD) & ~AT91_PMC_SMD_DIV;
+ tmp |= (div - 1) << SMD_DIV_SHIFT;
+ pmc_write(pmc, AT91_PMC_SMD, tmp);
+
+ return 0;
+}
+
+static const struct clk_ops at91sam9x5_smd_ops = {
+ .recalc_rate = at91sam9x5_clk_smd_recalc_rate,
+ .round_rate = at91sam9x5_clk_smd_round_rate,
+ .get_parent = at91sam9x5_clk_smd_get_parent,
+ .set_parent = at91sam9x5_clk_smd_set_parent,
+ .set_rate = at91sam9x5_clk_smd_set_rate,
+};
+
+static struct clk * __init
+at91sam9x5_clk_register_smd(struct at91_pmc *pmc, const char *name,
+ const char **parent_names, u8 num_parents)
+{
+ struct at91sam9x5_clk_smd *smd;
+ struct clk *clk = NULL;
+ struct clk_init_data init;
+
+ smd = kzalloc(sizeof(*smd), GFP_KERNEL);
+ if (!smd)
+ return ERR_PTR(-ENOMEM);
+
+ init.name = name;
+ init.ops = &at91sam9x5_smd_ops;
+ init.parent_names = parent_names;
+ init.num_parents = num_parents;
+ init.flags = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE;
+
+ smd->hw.init = &init;
+ smd->pmc = pmc;
+
+ clk = clk_register(NULL, &smd->hw);
+ if (IS_ERR(clk))
+ kfree(smd);
+
+ return clk;
+}
+
+void __init of_at91sam9x5_clk_smd_setup(struct device_node *np,
+ struct at91_pmc *pmc)
+{
+ struct clk *clk;
+ int i;
+ int num_parents;
+ const char *parent_names[SMD_SOURCE_MAX];
+ const char *name = np->name;
+
+ num_parents = of_count_phandle_with_args(np, "clocks", "#clock-cells");
+ if (num_parents <= 0 || num_parents > SMD_SOURCE_MAX)
+ return;
+
+ for (i = 0; i < num_parents; i++) {
+ parent_names[i] = of_clk_get_parent_name(np, i);
+ if (!parent_names[i])
+ return;
+ }
+
+ of_property_read_string(np, "clock-output-names", &name);
+
+ clk = at91sam9x5_clk_register_smd(pmc, name, parent_names,
+ num_parents);
+ if (IS_ERR(clk))
+ return;
+
+ of_clk_add_provider(np, of_clk_src_simple_get, clk);
+}
--- /dev/null
+/*
+ * Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/clkdev.h>
+#include <linux/clk/at91_pmc.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/io.h>
+
+#include "pmc.h"
+
+#define SYSTEM_MAX_ID 31
+
+#define SYSTEM_MAX_NAME_SZ 32
+
+#define to_clk_system(hw) container_of(hw, struct clk_system, hw)
+struct clk_system {
+ struct clk_hw hw;
+ struct at91_pmc *pmc;
+ u8 id;
+};
+
+static int clk_system_enable(struct clk_hw *hw)
+{
+ struct clk_system *sys = to_clk_system(hw);
+ struct at91_pmc *pmc = sys->pmc;
+
+ pmc_write(pmc, AT91_PMC_SCER, 1 << sys->id);
+ return 0;
+}
+
+static void clk_system_disable(struct clk_hw *hw)
+{
+ struct clk_system *sys = to_clk_system(hw);
+ struct at91_pmc *pmc = sys->pmc;
+
+ pmc_write(pmc, AT91_PMC_SCDR, 1 << sys->id);
+}
+
+static int clk_system_is_enabled(struct clk_hw *hw)
+{
+ struct clk_system *sys = to_clk_system(hw);
+ struct at91_pmc *pmc = sys->pmc;
+
+ return !!(pmc_read(pmc, AT91_PMC_SCSR) & (1 << sys->id));
+}
+
+static const struct clk_ops system_ops = {
+ .enable = clk_system_enable,
+ .disable = clk_system_disable,
+ .is_enabled = clk_system_is_enabled,
+};
+
+static struct clk * __init
+at91_clk_register_system(struct at91_pmc *pmc, const char *name,
+ const char *parent_name, u8 id)
+{
+ struct clk_system *sys;
+ struct clk *clk = NULL;
+ struct clk_init_data init;
+
+ if (!parent_name || id > SYSTEM_MAX_ID)
+ return ERR_PTR(-EINVAL);
+
+ sys = kzalloc(sizeof(*sys), GFP_KERNEL);
+ if (!sys)
+ return ERR_PTR(-ENOMEM);
+
+ init.name = name;
+ init.ops = &system_ops;
+ init.parent_names = &parent_name;
+ init.num_parents = 1;
+ /*
+ * CLK_IGNORE_UNUSED is used to avoid ddrck switch off.
+ * TODO : we should implement a driver supporting at91 ddr controller
+ * (see drivers/memory) which would request and enable the ddrck clock.
+ * When this is done we will be able to remove CLK_IGNORE_UNUSED flag.
+ */
+ init.flags = CLK_IGNORE_UNUSED;
+
+ sys->id = id;
+ sys->hw.init = &init;
+ sys->pmc = pmc;
+
+ clk = clk_register(NULL, &sys->hw);
+ if (IS_ERR(clk))
+ kfree(sys);
+
+ return clk;
+}
+
+static void __init
+of_at91_clk_sys_setup(struct device_node *np, struct at91_pmc *pmc)
+{
+ int num;
+ u32 id;
+ struct clk *clk;
+ const char *name;
+ struct device_node *sysclknp;
+ const char *parent_name;
+
+ num = of_get_child_count(np);
+ if (num > (SYSTEM_MAX_ID + 1))
+ return;
+
+ for_each_child_of_node(np, sysclknp) {
+ if (of_property_read_u32(sysclknp, "reg", &id))
+ continue;
+
+ if (of_property_read_string(np, "clock-output-names", &name))
+ name = sysclknp->name;
+
+ parent_name = of_clk_get_parent_name(sysclknp, 0);
+
+ clk = at91_clk_register_system(pmc, name, parent_name, id);
+ if (IS_ERR(clk))
+ continue;
+
+ of_clk_add_provider(sysclknp, of_clk_src_simple_get, clk);
+ }
+}
+
+void __init of_at91rm9200_clk_sys_setup(struct device_node *np,
+ struct at91_pmc *pmc)
+{
+ of_at91_clk_sys_setup(np, pmc);
+}
--- /dev/null
+/*
+ * Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/clkdev.h>
+#include <linux/clk/at91_pmc.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/io.h>
+
+#include "pmc.h"
+
+#define USB_SOURCE_MAX 2
+
+#define SAM9X5_USB_DIV_SHIFT 8
+#define SAM9X5_USB_MAX_DIV 0xf
+
+#define RM9200_USB_DIV_SHIFT 28
+#define RM9200_USB_DIV_TAB_SIZE 4
+
+struct at91sam9x5_clk_usb {
+ struct clk_hw hw;
+ struct at91_pmc *pmc;
+};
+
+#define to_at91sam9x5_clk_usb(hw) \
+ container_of(hw, struct at91sam9x5_clk_usb, hw)
+
+struct at91rm9200_clk_usb {
+ struct clk_hw hw;
+ struct at91_pmc *pmc;
+ u32 divisors[4];
+};
+
+#define to_at91rm9200_clk_usb(hw) \
+ container_of(hw, struct at91rm9200_clk_usb, hw)
+
+static unsigned long at91sam9x5_clk_usb_recalc_rate(struct clk_hw *hw,
+ unsigned long parent_rate)
+{
+ u32 tmp;
+ u8 usbdiv;
+ struct at91sam9x5_clk_usb *usb = to_at91sam9x5_clk_usb(hw);
+ struct at91_pmc *pmc = usb->pmc;
+
+ tmp = pmc_read(pmc, AT91_PMC_USB);
+ usbdiv = (tmp & AT91_PMC_OHCIUSBDIV) >> SAM9X5_USB_DIV_SHIFT;
+ return parent_rate / (usbdiv + 1);
+}
+
+static long at91sam9x5_clk_usb_round_rate(struct clk_hw *hw, unsigned long rate,
+ unsigned long *parent_rate)
+{
+ unsigned long div;
+ unsigned long bestrate;
+ unsigned long tmp;
+
+ if (rate >= *parent_rate)
+ return *parent_rate;
+
+ div = *parent_rate / rate;
+ if (div >= SAM9X5_USB_MAX_DIV)
+ return *parent_rate / (SAM9X5_USB_MAX_DIV + 1);
+
+ bestrate = *parent_rate / div;
+ tmp = *parent_rate / (div + 1);
+ if (bestrate - rate > rate - tmp)
+ bestrate = tmp;
+
+ return bestrate;
+}
+
+static int at91sam9x5_clk_usb_set_parent(struct clk_hw *hw, u8 index)
+{
+ u32 tmp;
+ struct at91sam9x5_clk_usb *usb = to_at91sam9x5_clk_usb(hw);
+ struct at91_pmc *pmc = usb->pmc;
+
+ if (index > 1)
+ return -EINVAL;
+ tmp = pmc_read(pmc, AT91_PMC_USB) & ~AT91_PMC_USBS;
+ if (index)
+ tmp |= AT91_PMC_USBS;
+ pmc_write(pmc, AT91_PMC_USB, tmp);
+ return 0;
+}
+
+static u8 at91sam9x5_clk_usb_get_parent(struct clk_hw *hw)
+{
+ struct at91sam9x5_clk_usb *usb = to_at91sam9x5_clk_usb(hw);
+ struct at91_pmc *pmc = usb->pmc;
+
+ return pmc_read(pmc, AT91_PMC_USB) & AT91_PMC_USBS;
+}
+
+static int at91sam9x5_clk_usb_set_rate(struct clk_hw *hw, unsigned long rate,
+ unsigned long parent_rate)
+{
+ u32 tmp;
+ struct at91sam9x5_clk_usb *usb = to_at91sam9x5_clk_usb(hw);
+ struct at91_pmc *pmc = usb->pmc;
+ unsigned long div = parent_rate / rate;
+
+ if (parent_rate % rate || div < 1 || div >= SAM9X5_USB_MAX_DIV)
+ return -EINVAL;
+
+ tmp = pmc_read(pmc, AT91_PMC_USB) & ~AT91_PMC_OHCIUSBDIV;
+ tmp |= (div - 1) << SAM9X5_USB_DIV_SHIFT;
+ pmc_write(pmc, AT91_PMC_USB, tmp);
+
+ return 0;
+}
+
+static const struct clk_ops at91sam9x5_usb_ops = {
+ .recalc_rate = at91sam9x5_clk_usb_recalc_rate,
+ .round_rate = at91sam9x5_clk_usb_round_rate,
+ .get_parent = at91sam9x5_clk_usb_get_parent,
+ .set_parent = at91sam9x5_clk_usb_set_parent,
+ .set_rate = at91sam9x5_clk_usb_set_rate,
+};
+
+static int at91sam9n12_clk_usb_enable(struct clk_hw *hw)
+{
+ struct at91sam9x5_clk_usb *usb = to_at91sam9x5_clk_usb(hw);
+ struct at91_pmc *pmc = usb->pmc;
+
+ pmc_write(pmc, AT91_PMC_USB,
+ pmc_read(pmc, AT91_PMC_USB) | AT91_PMC_USBS);
+ return 0;
+}
+
+static void at91sam9n12_clk_usb_disable(struct clk_hw *hw)
+{
+ struct at91sam9x5_clk_usb *usb = to_at91sam9x5_clk_usb(hw);
+ struct at91_pmc *pmc = usb->pmc;
+
+ pmc_write(pmc, AT91_PMC_USB,
+ pmc_read(pmc, AT91_PMC_USB) & ~AT91_PMC_USBS);
+}
+
+static int at91sam9n12_clk_usb_is_enabled(struct clk_hw *hw)
+{
+ struct at91sam9x5_clk_usb *usb = to_at91sam9x5_clk_usb(hw);
+ struct at91_pmc *pmc = usb->pmc;
+
+ return !!(pmc_read(pmc, AT91_PMC_USB) & AT91_PMC_USBS);
+}
+
+static const struct clk_ops at91sam9n12_usb_ops = {
+ .enable = at91sam9n12_clk_usb_enable,
+ .disable = at91sam9n12_clk_usb_disable,
+ .is_enabled = at91sam9n12_clk_usb_is_enabled,
+ .recalc_rate = at91sam9x5_clk_usb_recalc_rate,
+ .round_rate = at91sam9x5_clk_usb_round_rate,
+ .set_rate = at91sam9x5_clk_usb_set_rate,
+};
+
+static struct clk * __init
+at91sam9x5_clk_register_usb(struct at91_pmc *pmc, const char *name,
+ const char **parent_names, u8 num_parents)
+{
+ struct at91sam9x5_clk_usb *usb;
+ struct clk *clk = NULL;
+ struct clk_init_data init;
+
+ usb = kzalloc(sizeof(*usb), GFP_KERNEL);
+ if (!usb)
+ return ERR_PTR(-ENOMEM);
+
+ init.name = name;
+ init.ops = &at91sam9x5_usb_ops;
+ init.parent_names = parent_names;
+ init.num_parents = num_parents;
+ init.flags = CLK_SET_RATE_GATE | CLK_SET_PARENT_GATE;
+
+ usb->hw.init = &init;
+ usb->pmc = pmc;
+
+ clk = clk_register(NULL, &usb->hw);
+ if (IS_ERR(clk))
+ kfree(usb);
+
+ return clk;
+}
+
+static struct clk * __init
+at91sam9n12_clk_register_usb(struct at91_pmc *pmc, const char *name,
+ const char *parent_name)
+{
+ struct at91sam9x5_clk_usb *usb;
+ struct clk *clk = NULL;
+ struct clk_init_data init;
+
+ usb = kzalloc(sizeof(*usb), GFP_KERNEL);
+ if (!usb)
+ return ERR_PTR(-ENOMEM);
+
+ init.name = name;
+ init.ops = &at91sam9n12_usb_ops;
+ init.parent_names = &parent_name;
+ init.num_parents = 1;
+ init.flags = CLK_SET_RATE_GATE;
+
+ usb->hw.init = &init;
+ usb->pmc = pmc;
+
+ clk = clk_register(NULL, &usb->hw);
+ if (IS_ERR(clk))
+ kfree(usb);
+
+ return clk;
+}
+
+static unsigned long at91rm9200_clk_usb_recalc_rate(struct clk_hw *hw,
+ unsigned long parent_rate)
+{
+ struct at91rm9200_clk_usb *usb = to_at91rm9200_clk_usb(hw);
+ struct at91_pmc *pmc = usb->pmc;
+ u32 tmp;
+ u8 usbdiv;
+
+ tmp = pmc_read(pmc, AT91_CKGR_PLLBR);
+ usbdiv = (tmp & AT91_PMC_USBDIV) >> RM9200_USB_DIV_SHIFT;
+ if (usb->divisors[usbdiv])
+ return parent_rate / usb->divisors[usbdiv];
+
+ return 0;
+}
+
+static long at91rm9200_clk_usb_round_rate(struct clk_hw *hw, unsigned long rate,
+ unsigned long *parent_rate)
+{
+ struct at91rm9200_clk_usb *usb = to_at91rm9200_clk_usb(hw);
+ unsigned long bestrate = 0;
+ int bestdiff = -1;
+ unsigned long tmprate;
+ int tmpdiff;
+ int i = 0;
+
+ for (i = 0; i < 4; i++) {
+ if (!usb->divisors[i])
+ continue;
+ tmprate = *parent_rate / usb->divisors[i];
+ if (tmprate < rate)
+ tmpdiff = rate - tmprate;
+ else
+ tmpdiff = tmprate - rate;
+
+ if (bestdiff < 0 || bestdiff > tmpdiff) {
+ bestrate = tmprate;
+ bestdiff = tmpdiff;
+ }
+
+ if (!bestdiff)
+ break;
+ }
+
+ return bestrate;
+}
+
+static int at91rm9200_clk_usb_set_rate(struct clk_hw *hw, unsigned long rate,
+ unsigned long parent_rate)
+{
+ u32 tmp;
+ int i;
+ struct at91rm9200_clk_usb *usb = to_at91rm9200_clk_usb(hw);
+ struct at91_pmc *pmc = usb->pmc;
+ unsigned long div = parent_rate / rate;
+
+ if (parent_rate % rate)
+ return -EINVAL;
+ for (i = 0; i < RM9200_USB_DIV_TAB_SIZE; i++) {
+ if (usb->divisors[i] == div) {
+ tmp = pmc_read(pmc, AT91_CKGR_PLLBR) &
+ ~AT91_PMC_USBDIV;
+ tmp |= i << RM9200_USB_DIV_SHIFT;
+ pmc_write(pmc, AT91_CKGR_PLLBR, tmp);
+ return 0;
+ }
+ }
+
+ return -EINVAL;
+}
+
+static const struct clk_ops at91rm9200_usb_ops = {
+ .recalc_rate = at91rm9200_clk_usb_recalc_rate,
+ .round_rate = at91rm9200_clk_usb_round_rate,
+ .set_rate = at91rm9200_clk_usb_set_rate,
+};
+
+static struct clk * __init
+at91rm9200_clk_register_usb(struct at91_pmc *pmc, const char *name,
+ const char *parent_name, const u32 *divisors)
+{
+ struct at91rm9200_clk_usb *usb;
+ struct clk *clk = NULL;
+ struct clk_init_data init;
+
+ usb = kzalloc(sizeof(*usb), GFP_KERNEL);
+ if (!usb)
+ return ERR_PTR(-ENOMEM);
+
+ init.name = name;
+ init.ops = &at91rm9200_usb_ops;
+ init.parent_names = &parent_name;
+ init.num_parents = 1;
+ init.flags = 0;
+
+ usb->hw.init = &init;
+ usb->pmc = pmc;
+ memcpy(usb->divisors, divisors, sizeof(usb->divisors));
+
+ clk = clk_register(NULL, &usb->hw);
+ if (IS_ERR(clk))
+ kfree(usb);
+
+ return clk;
+}
+
+void __init of_at91sam9x5_clk_usb_setup(struct device_node *np,
+ struct at91_pmc *pmc)
+{
+ struct clk *clk;
+ int i;
+ int num_parents;
+ const char *parent_names[USB_SOURCE_MAX];
+ const char *name = np->name;
+
+ num_parents = of_count_phandle_with_args(np, "clocks", "#clock-cells");
+ if (num_parents <= 0 || num_parents > USB_SOURCE_MAX)
+ return;
+
+ for (i = 0; i < num_parents; i++) {
+ parent_names[i] = of_clk_get_parent_name(np, i);
+ if (!parent_names[i])
+ return;
+ }
+
+ of_property_read_string(np, "clock-output-names", &name);
+
+ clk = at91sam9x5_clk_register_usb(pmc, name, parent_names, num_parents);
+ if (IS_ERR(clk))
+ return;
+
+ of_clk_add_provider(np, of_clk_src_simple_get, clk);
+}
+
+void __init of_at91sam9n12_clk_usb_setup(struct device_node *np,
+ struct at91_pmc *pmc)
+{
+ struct clk *clk;
+ const char *parent_name;
+ const char *name = np->name;
+
+ parent_name = of_clk_get_parent_name(np, 0);
+ if (!parent_name)
+ return;
+
+ of_property_read_string(np, "clock-output-names", &name);
+
+ clk = at91sam9n12_clk_register_usb(pmc, name, parent_name);
+ if (IS_ERR(clk))
+ return;
+
+ of_clk_add_provider(np, of_clk_src_simple_get, clk);
+}
+
+void __init of_at91rm9200_clk_usb_setup(struct device_node *np,
+ struct at91_pmc *pmc)
+{
+ struct clk *clk;
+ const char *parent_name;
+ const char *name = np->name;
+ u32 divisors[4] = {0, 0, 0, 0};
+
+ parent_name = of_clk_get_parent_name(np, 0);
+ if (!parent_name)
+ return;
+
+ of_property_read_u32_array(np, "atmel,clk-divisors", divisors, 4);
+ if (!divisors[0])
+ return;
+
+ of_property_read_string(np, "clock-output-names", &name);
+
+ clk = at91rm9200_clk_register_usb(pmc, name, parent_name, divisors);
+ if (IS_ERR(clk))
+ return;
+
+ of_clk_add_provider(np, of_clk_src_simple_get, clk);
+}
--- /dev/null
+/*
+ * Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/clkdev.h>
+#include <linux/clk/at91_pmc.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/of_irq.h>
+#include <linux/io.h>
+#include <linux/sched.h>
+#include <linux/wait.h>
+
+#include "pmc.h"
+
+#define UTMI_FIXED_MUL 40
+
+struct clk_utmi {
+ struct clk_hw hw;
+ struct at91_pmc *pmc;
+ unsigned int irq;
+ wait_queue_head_t wait;
+};
+
+#define to_clk_utmi(hw) container_of(hw, struct clk_utmi, hw)
+
+static irqreturn_t clk_utmi_irq_handler(int irq, void *dev_id)
+{
+ struct clk_utmi *utmi = (struct clk_utmi *)dev_id;
+
+ wake_up(&utmi->wait);
+ disable_irq_nosync(utmi->irq);
+
+ return IRQ_HANDLED;
+}
+
+static int clk_utmi_prepare(struct clk_hw *hw)
+{
+ struct clk_utmi *utmi = to_clk_utmi(hw);
+ struct at91_pmc *pmc = utmi->pmc;
+ u32 tmp = at91_pmc_read(AT91_CKGR_UCKR) | AT91_PMC_UPLLEN |
+ AT91_PMC_UPLLCOUNT | AT91_PMC_BIASEN;
+
+ pmc_write(pmc, AT91_CKGR_UCKR, tmp);
+
+ while (!(pmc_read(pmc, AT91_PMC_SR) & AT91_PMC_LOCKU)) {
+ enable_irq(utmi->irq);
+ wait_event(utmi->wait,
+ pmc_read(pmc, AT91_PMC_SR) & AT91_PMC_LOCKU);
+ }
+
+ return 0;
+}
+
+static int clk_utmi_is_prepared(struct clk_hw *hw)
+{
+ struct clk_utmi *utmi = to_clk_utmi(hw);
+ struct at91_pmc *pmc = utmi->pmc;
+
+ return !!(pmc_read(pmc, AT91_PMC_SR) & AT91_PMC_LOCKU);
+}
+
+static void clk_utmi_unprepare(struct clk_hw *hw)
+{
+ struct clk_utmi *utmi = to_clk_utmi(hw);
+ struct at91_pmc *pmc = utmi->pmc;
+ u32 tmp = at91_pmc_read(AT91_CKGR_UCKR) & ~AT91_PMC_UPLLEN;
+
+ pmc_write(pmc, AT91_CKGR_UCKR, tmp);
+}
+
+static unsigned long clk_utmi_recalc_rate(struct clk_hw *hw,
+ unsigned long parent_rate)
+{
+ /* UTMI clk is a fixed clk multiplier */
+ return parent_rate * UTMI_FIXED_MUL;
+}
+
+static const struct clk_ops utmi_ops = {
+ .prepare = clk_utmi_prepare,
+ .unprepare = clk_utmi_unprepare,
+ .is_prepared = clk_utmi_is_prepared,
+ .recalc_rate = clk_utmi_recalc_rate,
+};
+
+static struct clk * __init
+at91_clk_register_utmi(struct at91_pmc *pmc, unsigned int irq,
+ const char *name, const char *parent_name)
+{
+ int ret;
+ struct clk_utmi *utmi;
+ struct clk *clk = NULL;
+ struct clk_init_data init;
+
+ utmi = kzalloc(sizeof(*utmi), GFP_KERNEL);
+ if (!utmi)
+ return ERR_PTR(-ENOMEM);
+
+ init.name = name;
+ init.ops = &utmi_ops;
+ init.parent_names = parent_name ? &parent_name : NULL;
+ init.num_parents = parent_name ? 1 : 0;
+ init.flags = CLK_SET_RATE_GATE;
+
+ utmi->hw.init = &init;
+ utmi->pmc = pmc;
+ utmi->irq = irq;
+ init_waitqueue_head(&utmi->wait);
+ irq_set_status_flags(utmi->irq, IRQ_NOAUTOEN);
+ ret = request_irq(utmi->irq, clk_utmi_irq_handler,
+ IRQF_TRIGGER_HIGH, "clk-utmi", utmi);
+ if (ret)
+ return ERR_PTR(ret);
+
+ clk = clk_register(NULL, &utmi->hw);
+ if (IS_ERR(clk))
+ kfree(utmi);
+
+ return clk;
+}
+
+static void __init
+of_at91_clk_utmi_setup(struct device_node *np, struct at91_pmc *pmc)
+{
+ unsigned int irq;
+ struct clk *clk;
+ const char *parent_name;
+ const char *name = np->name;
+
+ parent_name = of_clk_get_parent_name(np, 0);
+
+ of_property_read_string(np, "clock-output-names", &name);
+
+ irq = irq_of_parse_and_map(np, 0);
+ if (!irq)
+ return;
+
+ clk = at91_clk_register_utmi(pmc, irq, name, parent_name);
+ if (IS_ERR(clk))
+ return;
+
+ of_clk_add_provider(np, of_clk_src_simple_get, clk);
+ return;
+}
+
+void __init of_at91sam9x5_clk_utmi_setup(struct device_node *np,
+ struct at91_pmc *pmc)
+{
+ of_at91_clk_utmi_setup(np, pmc);
+}
--- /dev/null
+/*
+ * Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/clkdev.h>
+#include <linux/clk/at91_pmc.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/io.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/irqchip/chained_irq.h>
+#include <linux/irqdomain.h>
+#include <linux/of_irq.h>
+
+#include <asm/proc-fns.h>
+
+#include "pmc.h"
+
+void __iomem *at91_pmc_base;
+EXPORT_SYMBOL_GPL(at91_pmc_base);
+
+void at91sam9_idle(void)
+{
+ at91_pmc_write(AT91_PMC_SCDR, AT91_PMC_PCK);
+ cpu_do_idle();
+}
+
+int of_at91_get_clk_range(struct device_node *np, const char *propname,
+ struct clk_range *range)
+{
+ u32 min, max;
+ int ret;
+
+ ret = of_property_read_u32_index(np, propname, 0, &min);
+ if (ret)
+ return ret;
+
+ ret = of_property_read_u32_index(np, propname, 1, &max);
+ if (ret)
+ return ret;
+
+ if (range) {
+ range->min = min;
+ range->max = max;
+ }
+
+ return 0;
+}
+EXPORT_SYMBOL_GPL(of_at91_get_clk_range);
+
+static void pmc_irq_mask(struct irq_data *d)
+{
+ struct at91_pmc *pmc = irq_data_get_irq_chip_data(d);
+
+ pmc_write(pmc, AT91_PMC_IDR, 1 << d->hwirq);
+}
+
+static void pmc_irq_unmask(struct irq_data *d)
+{
+ struct at91_pmc *pmc = irq_data_get_irq_chip_data(d);
+
+ pmc_write(pmc, AT91_PMC_IER, 1 << d->hwirq);
+}
+
+static int pmc_irq_set_type(struct irq_data *d, unsigned type)
+{
+ if (type != IRQ_TYPE_LEVEL_HIGH) {
+ pr_warn("PMC: type not supported (support only IRQ_TYPE_LEVEL_HIGH type)\n");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static struct irq_chip pmc_irq = {
+ .name = "PMC",
+ .irq_disable = pmc_irq_mask,
+ .irq_mask = pmc_irq_mask,
+ .irq_unmask = pmc_irq_unmask,
+ .irq_set_type = pmc_irq_set_type,
+};
+
+static struct lock_class_key pmc_lock_class;
+
+static int pmc_irq_map(struct irq_domain *h, unsigned int virq,
+ irq_hw_number_t hw)
+{
+ struct at91_pmc *pmc = h->host_data;
+
+ irq_set_lockdep_class(virq, &pmc_lock_class);
+
+ irq_set_chip_and_handler(virq, &pmc_irq,
+ handle_level_irq);
+ set_irq_flags(virq, IRQF_VALID);
+ irq_set_chip_data(virq, pmc);
+
+ return 0;
+}
+
+static int pmc_irq_domain_xlate(struct irq_domain *d,
+ struct device_node *ctrlr,
+ const u32 *intspec, unsigned int intsize,
+ irq_hw_number_t *out_hwirq,
+ unsigned int *out_type)
+{
+ struct at91_pmc *pmc = d->host_data;
+ const struct at91_pmc_caps *caps = pmc->caps;
+
+ if (WARN_ON(intsize < 1))
+ return -EINVAL;
+
+ *out_hwirq = intspec[0];
+
+ if (!(caps->available_irqs & (1 << *out_hwirq)))
+ return -EINVAL;
+
+ *out_type = IRQ_TYPE_LEVEL_HIGH;
+
+ return 0;
+}
+
+static struct irq_domain_ops pmc_irq_ops = {
+ .map = pmc_irq_map,
+ .xlate = pmc_irq_domain_xlate,
+};
+
+static irqreturn_t pmc_irq_handler(int irq, void *data)
+{
+ struct at91_pmc *pmc = (struct at91_pmc *)data;
+ unsigned long sr;
+ int n;
+
+ sr = pmc_read(pmc, AT91_PMC_SR) & pmc_read(pmc, AT91_PMC_IMR);
+ if (!sr)
+ return IRQ_NONE;
+
+ for_each_set_bit(n, &sr, BITS_PER_LONG)
+ generic_handle_irq(irq_find_mapping(pmc->irqdomain, n));
+
+ return IRQ_HANDLED;
+}
+
+static const struct at91_pmc_caps at91rm9200_caps = {
+ .available_irqs = AT91_PMC_MOSCS | AT91_PMC_LOCKA | AT91_PMC_LOCKB |
+ AT91_PMC_MCKRDY | AT91_PMC_PCK0RDY |
+ AT91_PMC_PCK1RDY | AT91_PMC_PCK2RDY |
+ AT91_PMC_PCK3RDY,
+};
+
+static const struct at91_pmc_caps at91sam9260_caps = {
+ .available_irqs = AT91_PMC_MOSCS | AT91_PMC_LOCKA | AT91_PMC_LOCKB |
+ AT91_PMC_MCKRDY | AT91_PMC_PCK0RDY |
+ AT91_PMC_PCK1RDY,
+};
+
+static const struct at91_pmc_caps at91sam9g45_caps = {
+ .available_irqs = AT91_PMC_MOSCS | AT91_PMC_LOCKA | AT91_PMC_MCKRDY |
+ AT91_PMC_LOCKU | AT91_PMC_PCK0RDY |
+ AT91_PMC_PCK1RDY,
+};
+
+static const struct at91_pmc_caps at91sam9n12_caps = {
+ .available_irqs = AT91_PMC_MOSCS | AT91_PMC_LOCKA | AT91_PMC_LOCKB |
+ AT91_PMC_MCKRDY | AT91_PMC_PCK0RDY |
+ AT91_PMC_PCK1RDY | AT91_PMC_MOSCSELS |
+ AT91_PMC_MOSCRCS | AT91_PMC_CFDEV,
+};
+
+static const struct at91_pmc_caps at91sam9x5_caps = {
+ .available_irqs = AT91_PMC_MOSCS | AT91_PMC_LOCKA | AT91_PMC_MCKRDY |
+ AT91_PMC_LOCKU | AT91_PMC_PCK0RDY |
+ AT91_PMC_PCK1RDY | AT91_PMC_MOSCSELS |
+ AT91_PMC_MOSCRCS | AT91_PMC_CFDEV,
+};
+
+static const struct at91_pmc_caps sama5d3_caps = {
+ .available_irqs = AT91_PMC_MOSCS | AT91_PMC_LOCKA | AT91_PMC_MCKRDY |
+ AT91_PMC_LOCKU | AT91_PMC_PCK0RDY |
+ AT91_PMC_PCK1RDY | AT91_PMC_PCK2RDY |
+ AT91_PMC_MOSCSELS | AT91_PMC_MOSCRCS |
+ AT91_PMC_CFDEV,
+};
+
+static struct at91_pmc *__init at91_pmc_init(struct device_node *np,
+ void __iomem *regbase, int virq,
+ const struct at91_pmc_caps *caps)
+{
+ struct at91_pmc *pmc;
+
+ if (!regbase || !virq || !caps)
+ return NULL;
+
+ at91_pmc_base = regbase;
+
+ pmc = kzalloc(sizeof(*pmc), GFP_KERNEL);
+ if (!pmc)
+ return NULL;
+
+ spin_lock_init(&pmc->lock);
+ pmc->regbase = regbase;
+ pmc->virq = virq;
+ pmc->caps = caps;
+
+ pmc->irqdomain = irq_domain_add_linear(np, 32, &pmc_irq_ops, pmc);
+
+ if (!pmc->irqdomain)
+ goto out_free_pmc;
+
+ pmc_write(pmc, AT91_PMC_IDR, 0xffffffff);
+ if (request_irq(pmc->virq, pmc_irq_handler, IRQF_SHARED, "pmc", pmc))
+ goto out_remove_irqdomain;
+
+ return pmc;
+
+out_remove_irqdomain:
+ irq_domain_remove(pmc->irqdomain);
+out_free_pmc:
+ kfree(pmc);
+
+ return NULL;
+}
+
+static const struct of_device_id pmc_clk_ids[] __initdata = {
+ /* Main clock */
+ {
+ .compatible = "atmel,at91rm9200-clk-main",
+ .data = of_at91rm9200_clk_main_setup,
+ },
+ /* PLL clocks */
+ {
+ .compatible = "atmel,at91rm9200-clk-pll",
+ .data = of_at91rm9200_clk_pll_setup,
+ },
+ {
+ .compatible = "atmel,at91sam9g45-clk-pll",
+ .data = of_at91sam9g45_clk_pll_setup,
+ },
+ {
+ .compatible = "atmel,at91sam9g20-clk-pllb",
+ .data = of_at91sam9g20_clk_pllb_setup,
+ },
+ {
+ .compatible = "atmel,sama5d3-clk-pll",
+ .data = of_sama5d3_clk_pll_setup,
+ },
+ {
+ .compatible = "atmel,at91sam9x5-clk-plldiv",
+ .data = of_at91sam9x5_clk_plldiv_setup,
+ },
+ /* Master clock */
+ {
+ .compatible = "atmel,at91rm9200-clk-master",
+ .data = of_at91rm9200_clk_master_setup,
+ },
+ {
+ .compatible = "atmel,at91sam9x5-clk-master",
+ .data = of_at91sam9x5_clk_master_setup,
+ },
+ /* System clocks */
+ {
+ .compatible = "atmel,at91rm9200-clk-system",
+ .data = of_at91rm9200_clk_sys_setup,
+ },
+ /* Peripheral clocks */
+ {
+ .compatible = "atmel,at91rm9200-clk-peripheral",
+ .data = of_at91rm9200_clk_periph_setup,
+ },
+ {
+ .compatible = "atmel,at91sam9x5-clk-peripheral",
+ .data = of_at91sam9x5_clk_periph_setup,
+ },
+ /* Programmable clocks */
+#if defined(CONFIG_AT91_PROGRAMMABLE_CLOCKS)
+ {
+ .compatible = "atmel,at91rm9200-clk-programmable",
+ .data = of_at91rm9200_clk_prog_setup,
+ },
+ {
+ .compatible = "atmel,at91sam9g45-clk-programmable",
+ .data = of_at91sam9g45_clk_prog_setup,
+ },
+ {
+ .compatible = "atmel,at91sam9x5-clk-programmable",
+ .data = of_at91sam9x5_clk_prog_setup,
+ },
+#endif
+ /* UTMI clock */
+#if defined(CONFIG_HAVE_AT91_UTMI)
+ {
+ .compatible = "atmel,at91sam9x5-clk-utmi",
+ .data = of_at91sam9x5_clk_utmi_setup,
+ },
+#endif
+ /* USB clock */
+#if defined(CONFIG_HAVE_AT91_USB_CLK)
+ {
+ .compatible = "atmel,at91rm9200-clk-usb",
+ .data = of_at91rm9200_clk_usb_setup,
+ },
+ {
+ .compatible = "atmel,at91sam9x5-clk-usb",
+ .data = of_at91sam9x5_clk_usb_setup,
+ },
+ {
+ .compatible = "atmel,at91sam9n12-clk-usb",
+ .data = of_at91sam9n12_clk_usb_setup,
+ },
+#endif
+ /* SMD clock */
+#if defined(CONFIG_HAVE_AT91_SMD)
+ {
+ .compatible = "atmel,at91sam9x5-clk-smd",
+ .data = of_at91sam9x5_clk_smd_setup,
+ },
+#endif
+ { /*sentinel*/ }
+};
+
+static void __init of_at91_pmc_setup(struct device_node *np,
+ const struct at91_pmc_caps *caps)
+{
+ struct at91_pmc *pmc;
+ struct device_node *childnp;
+ void (*clk_setup)(struct device_node *, struct at91_pmc *);
+ const struct of_device_id *clk_id;
+ void __iomem *regbase = of_iomap(np, 0);
+ int virq;
+
+ if (!regbase)
+ return;
+
+ virq = irq_of_parse_and_map(np, 0);
+ if (!virq)
+ return;
+
+ pmc = at91_pmc_init(np, regbase, virq, caps);
+ if (!pmc)
+ return;
+ for_each_child_of_node(np, childnp) {
+ clk_id = of_match_node(pmc_clk_ids, childnp);
+ if (!clk_id)
+ continue;
+ clk_setup = clk_id->data;
+ clk_setup(childnp, pmc);
+ }
+}
+
+static void __init of_at91rm9200_pmc_setup(struct device_node *np)
+{
+ of_at91_pmc_setup(np, &at91rm9200_caps);
+}
+CLK_OF_DECLARE(at91rm9200_clk_pmc, "atmel,at91rm9200-pmc",
+ of_at91rm9200_pmc_setup);
+
+static void __init of_at91sam9260_pmc_setup(struct device_node *np)
+{
+ of_at91_pmc_setup(np, &at91sam9260_caps);
+}
+CLK_OF_DECLARE(at91sam9260_clk_pmc, "atmel,at91sam9260-pmc",
+ of_at91sam9260_pmc_setup);
+
+static void __init of_at91sam9g45_pmc_setup(struct device_node *np)
+{
+ of_at91_pmc_setup(np, &at91sam9g45_caps);
+}
+CLK_OF_DECLARE(at91sam9g45_clk_pmc, "atmel,at91sam9g45-pmc",
+ of_at91sam9g45_pmc_setup);
+
+static void __init of_at91sam9n12_pmc_setup(struct device_node *np)
+{
+ of_at91_pmc_setup(np, &at91sam9n12_caps);
+}
+CLK_OF_DECLARE(at91sam9n12_clk_pmc, "atmel,at91sam9n12-pmc",
+ of_at91sam9n12_pmc_setup);
+
+static void __init of_at91sam9x5_pmc_setup(struct device_node *np)
+{
+ of_at91_pmc_setup(np, &at91sam9x5_caps);
+}
+CLK_OF_DECLARE(at91sam9x5_clk_pmc, "atmel,at91sam9x5-pmc",
+ of_at91sam9x5_pmc_setup);
+
+static void __init of_sama5d3_pmc_setup(struct device_node *np)
+{
+ of_at91_pmc_setup(np, &sama5d3_caps);
+}
+CLK_OF_DECLARE(sama5d3_clk_pmc, "atmel,sama5d3-pmc",
+ of_sama5d3_pmc_setup);
--- /dev/null
+/*
+ * drivers/clk/at91/pmc.h
+ *
+ * Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef __PMC_H_
+#define __PMC_H_
+
+#include <linux/io.h>
+#include <linux/irqdomain.h>
+#include <linux/spinlock.h>
+
+struct clk_range {
+ unsigned long min;
+ unsigned long max;
+};
+
+#define CLK_RANGE(MIN, MAX) {.min = MIN, .max = MAX,}
+
+struct at91_pmc_caps {
+ u32 available_irqs;
+};
+
+struct at91_pmc {
+ void __iomem *regbase;
+ int virq;
+ spinlock_t lock;
+ const struct at91_pmc_caps *caps;
+ struct irq_domain *irqdomain;
+};
+
+static inline void pmc_lock(struct at91_pmc *pmc)
+{
+ spin_lock(&pmc->lock);
+}
+
+static inline void pmc_unlock(struct at91_pmc *pmc)
+{
+ spin_unlock(&pmc->lock);
+}
+
+static inline u32 pmc_read(struct at91_pmc *pmc, int offset)
+{
+ return readl(pmc->regbase + offset);
+}
+
+static inline void pmc_write(struct at91_pmc *pmc, int offset, u32 value)
+{
+ writel(value, pmc->regbase + offset);
+}
+
+int of_at91_get_clk_range(struct device_node *np, const char *propname,
+ struct clk_range *range);
+
+extern void __init of_at91rm9200_clk_main_setup(struct device_node *np,
+ struct at91_pmc *pmc);
+
+extern void __init of_at91rm9200_clk_pll_setup(struct device_node *np,
+ struct at91_pmc *pmc);
+extern void __init of_at91sam9g45_clk_pll_setup(struct device_node *np,
+ struct at91_pmc *pmc);
+extern void __init of_at91sam9g20_clk_pllb_setup(struct device_node *np,
+ struct at91_pmc *pmc);
+extern void __init of_sama5d3_clk_pll_setup(struct device_node *np,
+ struct at91_pmc *pmc);
+extern void __init of_at91sam9x5_clk_plldiv_setup(struct device_node *np,
+ struct at91_pmc *pmc);
+
+extern void __init of_at91rm9200_clk_master_setup(struct device_node *np,
+ struct at91_pmc *pmc);
+extern void __init of_at91sam9x5_clk_master_setup(struct device_node *np,
+ struct at91_pmc *pmc);
+
+extern void __init of_at91rm9200_clk_sys_setup(struct device_node *np,
+ struct at91_pmc *pmc);
+
+extern void __init of_at91rm9200_clk_periph_setup(struct device_node *np,
+ struct at91_pmc *pmc);
+extern void __init of_at91sam9x5_clk_periph_setup(struct device_node *np,
+ struct at91_pmc *pmc);
+
+#if defined(CONFIG_AT91_PROGRAMMABLE_CLOCKS)
+extern void __init of_at91rm9200_clk_prog_setup(struct device_node *np,
+ struct at91_pmc *pmc);
+extern void __init of_at91sam9g45_clk_prog_setup(struct device_node *np,
+ struct at91_pmc *pmc);
+extern void __init of_at91sam9x5_clk_prog_setup(struct device_node *np,
+ struct at91_pmc *pmc);
+#endif
+
+#if defined(CONFIG_HAVE_AT91_UTMI)
+extern void __init of_at91sam9x5_clk_utmi_setup(struct device_node *np,
+ struct at91_pmc *pmc);
+#endif
+
+#if defined(CONFIG_HAVE_AT91_USB_CLK)
+extern void __init of_at91rm9200_clk_usb_setup(struct device_node *np,
+ struct at91_pmc *pmc);
+extern void __init of_at91sam9x5_clk_usb_setup(struct device_node *np,
+ struct at91_pmc *pmc);
+extern void __init of_at91sam9n12_clk_usb_setup(struct device_node *np,
+ struct at91_pmc *pmc);
+#endif
+
+#if defined(CONFIG_HAVE_AT91_SMD)
+extern void __init of_at91sam9x5_clk_smd_setup(struct device_node *np,
+ struct at91_pmc *pmc);
+#endif
+
+#endif /* __PMC_H_ */
#include <linux/delay.h>
#include <linux/spinlock.h>
#include <linux/timer.h>
+#include <linux/of.h>
#include <linux/omap-dma.h>
#include <linux/mmc/host.h>
#include <linux/mmc/card.h>
#define OMAP_MMC_CMDTYPE_AC 2
#define OMAP_MMC_CMDTYPE_ADTC 3
-#define OMAP_DMA_MMC_TX 21
-#define OMAP_DMA_MMC_RX 22
-#define OMAP_DMA_MMC2_TX 54
-#define OMAP_DMA_MMC2_RX 55
-
-#define OMAP24XX_DMA_MMC2_TX 47
-#define OMAP24XX_DMA_MMC2_RX 48
-#define OMAP24XX_DMA_MMC1_TX 61
-#define OMAP24XX_DMA_MMC1_RX 62
-
-
#define DRIVER_NAME "mmci-omap"
/* Specifies how often in millisecs to poll for card status changes
struct mmc_omap_host *host = NULL;
struct resource *res;
dma_cap_mask_t mask;
- unsigned sig;
+ unsigned sig = 0;
int i, ret = 0;
int irq;
}
if (pdata->nr_slots == 0) {
dev_err(&pdev->dev, "no slots\n");
- return -ENXIO;
+ return -EPROBE_DEFER;
}
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
host->dma_tx_burst = -1;
host->dma_rx_burst = -1;
- if (mmc_omap2())
- sig = host->id == 0 ? OMAP24XX_DMA_MMC1_TX : OMAP24XX_DMA_MMC2_TX;
- else
- sig = host->id == 0 ? OMAP_DMA_MMC_TX : OMAP_DMA_MMC2_TX;
- host->dma_tx = dma_request_channel(mask, omap_dma_filter_fn, &sig);
+ res = platform_get_resource_byname(pdev, IORESOURCE_DMA, "tx");
+ if (res)
+ sig = res->start;
+ host->dma_tx = dma_request_slave_channel_compat(mask,
+ omap_dma_filter_fn, &sig, &pdev->dev, "tx");
if (!host->dma_tx)
dev_warn(host->dev, "unable to obtain TX DMA engine channel %u\n",
sig);
- if (mmc_omap2())
- sig = host->id == 0 ? OMAP24XX_DMA_MMC1_RX : OMAP24XX_DMA_MMC2_RX;
- else
- sig = host->id == 0 ? OMAP_DMA_MMC_RX : OMAP_DMA_MMC2_RX;
- host->dma_rx = dma_request_channel(mask, omap_dma_filter_fn, &sig);
+
+ res = platform_get_resource_byname(pdev, IORESOURCE_DMA, "rx");
+ if (res)
+ sig = res->start;
+ host->dma_rx = dma_request_slave_channel_compat(mask,
+ omap_dma_filter_fn, &sig, &pdev->dev, "rx");
if (!host->dma_rx)
dev_warn(host->dev, "unable to obtain RX DMA engine channel %u\n",
sig);
return 0;
}
+#if IS_BUILTIN(CONFIG_OF)
+static const struct of_device_id mmc_omap_match[] = {
+ { .compatible = "ti,omap2420-mmc", },
+ { },
+};
+#endif
+
static struct platform_driver mmc_omap_driver = {
.probe = mmc_omap_probe,
.remove = mmc_omap_remove,
.driver = {
.name = DRIVER_NAME,
.owner = THIS_MODULE,
+ .of_match_table = of_match_ptr(mmc_omap_match),
},
};
#if defined(CONFIG_ARCH_AT91SAM9RL)
-#include <mach/at91_pmc.h>
+#include <linux/clk/at91_pmc.h>
static void toggle_bias(int is_on)
{
--- /dev/null
+/*
+ * This header provides constants for AT91 pmc status.
+ *
+ * The constants defined in this header are being used in dts.
+ *
+ * Licensed under GPLv2 or later.
+ */
+
+#ifndef _DT_BINDINGS_CLK_AT91_H
+#define _DT_BINDINGS_CLK_AT91_H
+
+#define AT91_PMC_MOSCS 0 /* MOSCS Flag */
+#define AT91_PMC_LOCKA 1 /* PLLA Lock */
+#define AT91_PMC_LOCKB 2 /* PLLB Lock */
+#define AT91_PMC_MCKRDY 3 /* Master Clock */
+#define AT91_PMC_LOCKU 6 /* UPLL Lock */
+#define AT91_PMC_PCKRDY(id) (8 + (id)) /* Programmable Clock */
+#define AT91_PMC_MOSCSELS 16 /* Main Oscillator Selection */
+#define AT91_PMC_MOSCRCS 17 /* Main On-Chip RC */
+#define AT91_PMC_CFDEV 18 /* Clock Failure Detector Event */
+
+#endif
/*
- * arch/arm/mach-at91/include/mach/at91_pmc.h
+ * include/linux/clk/at91_pmc.h
*
* Copyright (C) 2005 Ivan Kokshaysky
* Copyright (C) SAN People
#define AT91_PMC_CFDEV (1 << 18) /* Clock Failure Detector Event [some SAM9] */
#define AT91_PMC_IMR 0x6c /* Interrupt Mask Register */
+#define AT91_PMC_PLLICPR 0x80 /* PLL Charge Pump Current Register */
+
#define AT91_PMC_PROT 0xe4 /* Write Protect Mode Register [some SAM9] */
#define AT91_PMC_WPEN (0x1 << 0) /* Write Protect Enable */
#define AT91_PMC_WPKEY (0xffffff << 8) /* Write Protect Key */
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