2 * File: arch/blackfin/mach-bf548/boards/ezkit.c
3 * Based on: arch/blackfin/mach-bf537/boards/ezkit.c
4 * Author: Aidan Williams <aidan@nicta.com.au>
10 * Copyright 2005 National ICT Australia (NICTA)
11 * Copyright 2004-2007 Analog Devices Inc.
13 * Bugs: Enter bugs at http://blackfin.uclinux.org/
15 * This program is free software; you can redistribute it and/or modify
16 * it under the terms of the GNU General Public License as published by
17 * the Free Software Foundation; either version 2 of the License, or
18 * (at your option) any later version.
20 * This program is distributed in the hope that it will be useful,
21 * but WITHOUT ANY WARRANTY; without even the implied warranty of
22 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 * GNU General Public License for more details.
25 * You should have received a copy of the GNU General Public License
26 * along with this program; if not, see the file COPYING, or write
27 * to the Free Software Foundation, Inc.,
28 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
31 #include <linux/device.h>
32 #include <linux/platform_device.h>
33 #include <linux/mtd/mtd.h>
34 #include <linux/mtd/partitions.h>
35 #include <linux/mtd/physmap.h>
36 #include <linux/spi/spi.h>
37 #include <linux/spi/flash.h>
38 #include <linux/irq.h>
39 #include <linux/i2c.h>
40 #include <linux/interrupt.h>
41 #include <linux/usb/musb.h>
42 #include <asm/bfin5xx_spi.h>
47 #include <asm/portmux.h>
48 #include <mach/bf54x_keys.h>
49 #include <linux/input.h>
50 #include <linux/spi/ad7877.h>
53 * Name the Board for the /proc/cpuinfo
55 const char bfin_board_name[] = "ADI BF548-EZKIT";
58 * Driver needs to know address, irq and flag pin.
61 #if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
62 #include <linux/usb/isp1760.h>
63 static struct resource bfin_isp1760_resources[] = {
66 .end = 0x2C0C0000 + 0xfffff,
67 .flags = IORESOURCE_MEM,
72 .flags = IORESOURCE_IRQ,
76 static struct isp1760_platform_data isp1760_priv = {
82 .dack_polarity_high = 0,
83 .dreq_polarity_high = 0,
86 static struct platform_device bfin_isp1760_device = {
87 .name = "isp1760-hcd",
90 .platform_data = &isp1760_priv,
92 .num_resources = ARRAY_SIZE(bfin_isp1760_resources),
93 .resource = bfin_isp1760_resources,
97 #if defined(CONFIG_FB_BF54X_LQ043) || defined(CONFIG_FB_BF54X_LQ043_MODULE)
99 #include <mach/bf54x-lq043.h>
101 static struct bfin_bf54xfb_mach_info bf54x_lq043_data = {
104 .xres = {480, 480, 480},
105 .yres = {272, 272, 272},
110 static struct resource bf54x_lq043_resources[] = {
112 .start = IRQ_EPPI0_ERR,
113 .end = IRQ_EPPI0_ERR,
114 .flags = IORESOURCE_IRQ,
118 static struct platform_device bf54x_lq043_device = {
119 .name = "bf54x-lq043",
121 .num_resources = ARRAY_SIZE(bf54x_lq043_resources),
122 .resource = bf54x_lq043_resources,
124 .platform_data = &bf54x_lq043_data,
129 #if defined(CONFIG_KEYBOARD_BFIN) || defined(CONFIG_KEYBOARD_BFIN_MODULE)
130 static const unsigned int bf548_keymap[] = {
131 KEYVAL(0, 0, KEY_ENTER),
132 KEYVAL(0, 1, KEY_HELP),
134 KEYVAL(0, 3, KEY_BACKSPACE),
135 KEYVAL(1, 0, KEY_TAB),
139 KEYVAL(2, 0, KEY_DOWN),
143 KEYVAL(3, 0, KEY_UP),
149 static struct bfin_kpad_platform_data bf54x_kpad_data = {
152 .keymap = bf548_keymap,
153 .keymapsize = ARRAY_SIZE(bf548_keymap),
155 .debounce_time = 5000, /* ns (5ms) */
156 .coldrive_time = 1000, /* ns (1ms) */
157 .keyup_test_interval = 50, /* ms (50ms) */
160 static struct resource bf54x_kpad_resources[] = {
164 .flags = IORESOURCE_IRQ,
168 static struct platform_device bf54x_kpad_device = {
169 .name = "bf54x-keys",
171 .num_resources = ARRAY_SIZE(bf54x_kpad_resources),
172 .resource = bf54x_kpad_resources,
174 .platform_data = &bf54x_kpad_data,
179 #if defined(CONFIG_JOYSTICK_BFIN_ROTARY) || defined(CONFIG_JOYSTICK_BFIN_ROTARY_MODULE)
180 #include <asm/bfin_rotary.h>
182 static struct bfin_rotary_platform_data bfin_rotary_data = {
183 /*.rotary_up_key = KEY_UP,*/
184 /*.rotary_down_key = KEY_DOWN,*/
185 .rotary_rel_code = REL_WHEEL,
186 .rotary_button_key = KEY_ENTER,
187 .debounce = 10, /* 0..17 */
188 .mode = ROT_QUAD_ENC | ROT_DEBE,
191 static struct resource bfin_rotary_resources[] = {
195 .flags = IORESOURCE_IRQ,
199 static struct platform_device bfin_rotary_device = {
200 .name = "bfin-rotary",
202 .num_resources = ARRAY_SIZE(bfin_rotary_resources),
203 .resource = bfin_rotary_resources,
205 .platform_data = &bfin_rotary_data,
210 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
211 static struct platform_device rtc_device = {
217 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
218 static struct resource bfin_uart_resources[] = {
219 #ifdef CONFIG_SERIAL_BFIN_UART0
223 .flags = IORESOURCE_MEM,
226 #ifdef CONFIG_SERIAL_BFIN_UART1
230 .flags = IORESOURCE_MEM,
233 #ifdef CONFIG_SERIAL_BFIN_UART2
237 .flags = IORESOURCE_MEM,
240 #ifdef CONFIG_SERIAL_BFIN_UART3
244 .flags = IORESOURCE_MEM,
249 static struct platform_device bfin_uart_device = {
252 .num_resources = ARRAY_SIZE(bfin_uart_resources),
253 .resource = bfin_uart_resources,
257 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
258 static struct resource bfin_sir_resources[] = {
259 #ifdef CONFIG_BFIN_SIR0
263 .flags = IORESOURCE_MEM,
266 #ifdef CONFIG_BFIN_SIR1
270 .flags = IORESOURCE_MEM,
273 #ifdef CONFIG_BFIN_SIR2
277 .flags = IORESOURCE_MEM,
280 #ifdef CONFIG_BFIN_SIR3
284 .flags = IORESOURCE_MEM,
289 static struct platform_device bfin_sir_device = {
292 .num_resources = ARRAY_SIZE(bfin_sir_resources),
293 .resource = bfin_sir_resources,
297 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
298 static struct resource smsc911x_resources[] = {
300 .name = "smsc911x-memory",
302 .end = 0x24000000 + 0xFF,
303 .flags = IORESOURCE_MEM,
308 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
311 static struct platform_device smsc911x_device = {
314 .num_resources = ARRAY_SIZE(smsc911x_resources),
315 .resource = smsc911x_resources,
319 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
320 static struct resource musb_resources[] = {
324 .flags = IORESOURCE_MEM,
326 [1] = { /* general IRQ */
327 .start = IRQ_USB_INT0,
329 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
331 [2] = { /* DMA IRQ */
332 .start = IRQ_USB_DMA,
334 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
338 static struct musb_hdrc_config musb_config = {
345 .gpio_vrsel = GPIO_PE7,
348 static struct musb_hdrc_platform_data musb_plat = {
349 #if defined(CONFIG_USB_MUSB_OTG)
351 #elif defined(CONFIG_USB_MUSB_HDRC_HCD)
353 #elif defined(CONFIG_USB_GADGET_MUSB_HDRC)
354 .mode = MUSB_PERIPHERAL,
356 .config = &musb_config,
359 static u64 musb_dmamask = ~(u32)0;
361 static struct platform_device musb_device = {
365 .dma_mask = &musb_dmamask,
366 .coherent_dma_mask = 0xffffffff,
367 .platform_data = &musb_plat,
369 .num_resources = ARRAY_SIZE(musb_resources),
370 .resource = musb_resources,
374 #if defined(CONFIG_PATA_BF54X) || defined(CONFIG_PATA_BF54X_MODULE)
375 static struct resource bfin_atapi_resources[] = {
379 .flags = IORESOURCE_MEM,
382 .start = IRQ_ATAPI_ERR,
383 .end = IRQ_ATAPI_ERR,
384 .flags = IORESOURCE_IRQ,
388 static struct platform_device bfin_atapi_device = {
389 .name = "pata-bf54x",
391 .num_resources = ARRAY_SIZE(bfin_atapi_resources),
392 .resource = bfin_atapi_resources,
396 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
397 static struct mtd_partition partition_info[] = {
399 .name = "linux kernel(nand)",
401 .size = 4 * 1024 * 1024,
404 .name = "file system(nand)",
405 .offset = MTDPART_OFS_APPEND,
406 .size = MTDPART_SIZ_FULL,
410 static struct bf5xx_nand_platform bf5xx_nand_platform = {
411 .page_size = NFC_PG_SIZE_256,
412 .data_width = NFC_NWIDTH_8,
413 .partitions = partition_info,
414 .nr_partitions = ARRAY_SIZE(partition_info),
419 static struct resource bf5xx_nand_resources[] = {
423 .flags = IORESOURCE_MEM,
428 .flags = IORESOURCE_IRQ,
432 static struct platform_device bf5xx_nand_device = {
433 .name = "bf5xx-nand",
435 .num_resources = ARRAY_SIZE(bf5xx_nand_resources),
436 .resource = bf5xx_nand_resources,
438 .platform_data = &bf5xx_nand_platform,
443 #if defined(CONFIG_SDH_BFIN) || defined(CONFIG_SDH_BFIN_MODULE)
444 static struct platform_device bf54x_sdh_device = {
450 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
451 static struct mtd_partition ezkit_partitions[] = {
453 .name = "bootloader(nor)",
457 .name = "linux kernel(nor)",
459 .offset = MTDPART_OFS_APPEND,
461 .name = "file system(nor)",
462 .size = MTDPART_SIZ_FULL,
463 .offset = MTDPART_OFS_APPEND,
467 static struct physmap_flash_data ezkit_flash_data = {
469 .parts = ezkit_partitions,
470 .nr_parts = ARRAY_SIZE(ezkit_partitions),
473 static struct resource ezkit_flash_resource = {
476 .flags = IORESOURCE_MEM,
479 static struct platform_device ezkit_flash_device = {
480 .name = "physmap-flash",
483 .platform_data = &ezkit_flash_data,
486 .resource = &ezkit_flash_resource,
490 #if defined(CONFIG_MTD_M25P80) \
491 || defined(CONFIG_MTD_M25P80_MODULE)
492 /* SPI flash chip (m25p16) */
493 static struct mtd_partition bfin_spi_flash_partitions[] = {
495 .name = "bootloader(spi)",
498 .mask_flags = MTD_CAP_ROM
500 .name = "linux kernel(spi)",
501 .size = MTDPART_SIZ_FULL,
502 .offset = MTDPART_OFS_APPEND,
506 static struct flash_platform_data bfin_spi_flash_data = {
508 .parts = bfin_spi_flash_partitions,
509 .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions),
513 static struct bfin5xx_spi_chip spi_flash_chip_info = {
514 .enable_dma = 0, /* use dma transfer with this chip*/
516 .cs_change_per_word = 0,
520 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
521 || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
522 static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
528 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
529 static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
530 .cs_change_per_word = 0,
535 static const struct ad7877_platform_data bfin_ad7877_ts_info = {
537 .vref_delay_usecs = 50, /* internal, no capacitor */
540 .pressure_max = 1000,
542 .stopacq_polarity = 1,
543 .first_conversion_delay = 3,
544 .acquisition_time = 1,
546 .pen_down_acc_interval = 1,
550 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
551 static struct bfin5xx_spi_chip spidev_chip_info = {
557 static struct spi_board_info bfin_spi_board_info[] __initdata = {
558 #if defined(CONFIG_MTD_M25P80) \
559 || defined(CONFIG_MTD_M25P80_MODULE)
561 /* the modalias must be the same as spi device driver name */
562 .modalias = "m25p80", /* Name of spi_driver for this device */
563 .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */
564 .bus_num = 0, /* Framework bus number */
565 .chip_select = 1, /* SPI_SSEL1*/
566 .platform_data = &bfin_spi_flash_data,
567 .controller_data = &spi_flash_chip_info,
571 #if defined(CONFIG_SND_BLACKFIN_AD1836) \
572 || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE)
574 .modalias = "ad1836-spi",
575 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
577 .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT,
578 .controller_data = &ad1836_spi_chip_info,
581 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
583 .modalias = "ad7877",
584 .platform_data = &bfin_ad7877_ts_info,
585 .irq = IRQ_PJ11, /* newer boards (Rev 1.4+) use IRQ_PB4 */
586 .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */
589 .controller_data = &spi_ad7877_chip_info,
592 #if defined(CONFIG_SPI_SPIDEV) || defined(CONFIG_SPI_SPIDEV_MODULE)
594 .modalias = "spidev",
595 .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */
598 .controller_data = &spidev_chip_info,
603 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
605 static struct resource bfin_spi0_resource[] = {
607 .start = SPI0_REGBASE,
608 .end = SPI0_REGBASE + 0xFF,
609 .flags = IORESOURCE_MEM,
614 .flags = IORESOURCE_IRQ,
619 static struct resource bfin_spi1_resource[] = {
621 .start = SPI1_REGBASE,
622 .end = SPI1_REGBASE + 0xFF,
623 .flags = IORESOURCE_MEM,
628 .flags = IORESOURCE_IRQ,
632 /* SPI controller data */
633 static struct bfin5xx_spi_master bf54x_spi_master_info0 = {
635 .enable_dma = 1, /* master has the ability to do dma transfer */
636 .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
639 static struct platform_device bf54x_spi_master0 = {
641 .id = 0, /* Bus number */
642 .num_resources = ARRAY_SIZE(bfin_spi0_resource),
643 .resource = bfin_spi0_resource,
645 .platform_data = &bf54x_spi_master_info0, /* Passed to driver */
649 static struct bfin5xx_spi_master bf54x_spi_master_info1 = {
651 .enable_dma = 1, /* master has the ability to do dma transfer */
652 .pin_req = {P_SPI1_SCK, P_SPI1_MISO, P_SPI1_MOSI, 0},
655 static struct platform_device bf54x_spi_master1 = {
657 .id = 1, /* Bus number */
658 .num_resources = ARRAY_SIZE(bfin_spi1_resource),
659 .resource = bfin_spi1_resource,
661 .platform_data = &bf54x_spi_master_info1, /* Passed to driver */
664 #endif /* spi master and devices */
666 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
667 static struct resource bfin_twi0_resource[] = {
669 .start = TWI0_REGBASE,
670 .end = TWI0_REGBASE + 0xFF,
671 .flags = IORESOURCE_MEM,
676 .flags = IORESOURCE_IRQ,
680 static struct platform_device i2c_bfin_twi0_device = {
681 .name = "i2c-bfin-twi",
683 .num_resources = ARRAY_SIZE(bfin_twi0_resource),
684 .resource = bfin_twi0_resource,
687 #if !defined(CONFIG_BF542) /* The BF542 only has 1 TWI */
688 static struct resource bfin_twi1_resource[] = {
690 .start = TWI1_REGBASE,
691 .end = TWI1_REGBASE + 0xFF,
692 .flags = IORESOURCE_MEM,
697 .flags = IORESOURCE_IRQ,
701 static struct platform_device i2c_bfin_twi1_device = {
702 .name = "i2c-bfin-twi",
704 .num_resources = ARRAY_SIZE(bfin_twi1_resource),
705 .resource = bfin_twi1_resource,
710 #ifdef CONFIG_I2C_BOARDINFO
711 static struct i2c_board_info __initdata bfin_i2c_board_info0[] = {
714 #if !defined(CONFIG_BF542) /* The BF542 only has 1 TWI */
715 static struct i2c_board_info __initdata bfin_i2c_board_info1[] = {
716 #if defined(CONFIG_TWI_LCD) || defined(CONFIG_TWI_LCD_MODULE)
718 I2C_BOARD_INFO("pcf8574_lcd", 0x22),
721 #if defined(CONFIG_TWI_KEYPAD) || defined(CONFIG_TWI_KEYPAD_MODULE)
723 I2C_BOARD_INFO("pcf8574_keypad", 0x27),
731 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
732 #include <linux/gpio_keys.h>
734 static struct gpio_keys_button bfin_gpio_keys_table[] = {
735 {BTN_0, GPIO_PB8, 1, "gpio-keys: BTN0"},
736 {BTN_1, GPIO_PB9, 1, "gpio-keys: BTN1"},
737 {BTN_2, GPIO_PB10, 1, "gpio-keys: BTN2"},
738 {BTN_3, GPIO_PB11, 1, "gpio-keys: BTN3"},
741 static struct gpio_keys_platform_data bfin_gpio_keys_data = {
742 .buttons = bfin_gpio_keys_table,
743 .nbuttons = ARRAY_SIZE(bfin_gpio_keys_table),
746 static struct platform_device bfin_device_gpiokeys = {
749 .platform_data = &bfin_gpio_keys_data,
754 static struct resource bfin_gpios_resources = {
756 .end = MAX_BLACKFIN_GPIOS - 1,
757 .flags = IORESOURCE_IRQ,
760 static struct platform_device bfin_gpios_device = {
761 .name = "simple-gpio",
764 .resource = &bfin_gpios_resources,
767 static const unsigned int cclk_vlev_datasheet[] =
770 * Internal VLEV BF54XSBBC1533
771 ****temporarily using these values until data sheet is updated
773 VRPAIR(VLEV_085, 150000000),
774 VRPAIR(VLEV_090, 250000000),
775 VRPAIR(VLEV_110, 276000000),
776 VRPAIR(VLEV_115, 301000000),
777 VRPAIR(VLEV_120, 525000000),
778 VRPAIR(VLEV_125, 550000000),
779 VRPAIR(VLEV_130, 600000000),
782 static struct bfin_dpmc_platform_data bfin_dmpc_vreg_data = {
783 .tuple_tab = cclk_vlev_datasheet,
784 .tabsize = ARRAY_SIZE(cclk_vlev_datasheet),
785 .vr_settling_time = 25 /* us */,
788 static struct platform_device bfin_dpmc = {
791 .platform_data = &bfin_dmpc_vreg_data,
795 static struct platform_device *ezkit_devices[] __initdata = {
799 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
803 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
807 #if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE)
811 #if defined(CONFIG_FB_BF54X_LQ043) || defined(CONFIG_FB_BF54X_LQ043_MODULE)
815 #if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
819 #if defined(CONFIG_USB_MUSB_HDRC) || defined(CONFIG_USB_MUSB_HDRC_MODULE)
823 #if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE)
824 &bfin_isp1760_device,
827 #if defined(CONFIG_PATA_BF54X) || defined(CONFIG_PATA_BF54X_MODULE)
831 #if defined(CONFIG_MTD_NAND_BF5XX) || defined(CONFIG_MTD_NAND_BF5XX_MODULE)
835 #if defined(CONFIG_SDH_BFIN) || defined(CONFIG_SDH_BFIN_MODULE)
839 #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE)
844 #if defined(CONFIG_KEYBOARD_BFIN) || defined(CONFIG_KEYBOARD_BFIN_MODULE)
848 #if defined(CONFIG_JOYSTICK_BFIN_ROTARY) || defined(CONFIG_JOYSTICK_BFIN_ROTARY_MODULE)
852 #if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE)
853 &i2c_bfin_twi0_device,
854 #if !defined(CONFIG_BF542)
855 &i2c_bfin_twi1_device,
859 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
860 &bfin_device_gpiokeys,
865 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
870 static int __init ezkit_init(void)
872 printk(KERN_INFO "%s(): registering device resources\n", __func__);
874 #ifdef CONFIG_I2C_BOARDINFO
875 i2c_register_board_info(0, bfin_i2c_board_info0,
876 ARRAY_SIZE(bfin_i2c_board_info0));
877 #if !defined(CONFIG_BF542) /* The BF542 only has 1 TWI */
878 i2c_register_board_info(1, bfin_i2c_board_info1,
879 ARRAY_SIZE(bfin_i2c_board_info1));
883 platform_add_devices(ezkit_devices, ARRAY_SIZE(ezkit_devices));
885 spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
890 arch_initcall(ezkit_init);