2 * Copyright (C) 2008-2012 ST-Ericsson
4 * Author: Srinidhi KASAGAR <srinidhi.kasagar@stericsson.com>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2, as
8 * published by the Free Software Foundation.
11 #include <linux/kernel.h>
12 #include <linux/init.h>
13 #include <linux/interrupt.h>
14 #include <linux/platform_device.h>
15 #include <linux/clk.h>
17 #include <linux/i2c.h>
18 #include <linux/platform_data/i2c-nomadik.h>
19 #include <linux/platform_data/db8500_thermal.h>
20 #include <linux/gpio.h>
21 #include <linux/amba/bus.h>
22 #include <linux/amba/pl022.h>
23 #include <linux/amba/serial.h>
24 #include <linux/spi/spi.h>
25 #include <linux/mfd/abx500/ab8500.h>
26 #include <linux/regulator/ab8500.h>
27 #include <linux/regulator/fixed.h>
28 #include <linux/regulator/driver.h>
29 #include <linux/regulator/gpio-regulator.h>
30 #include <linux/mfd/tc3589x.h>
31 #include <linux/mfd/tps6105x.h>
32 #include <linux/mfd/abx500/ab8500-gpio.h>
33 #include <linux/mfd/abx500/ab8500-codec.h>
34 #include <linux/platform_data/leds-lp55xx.h>
35 #include <linux/input.h>
36 #include <linux/smsc911x.h>
37 #include <linux/gpio_keys.h>
38 #include <linux/delay.h>
39 #include <linux/leds.h>
40 #include <linux/pinctrl/consumer.h>
41 #include <linux/platform_data/pinctrl-nomadik.h>
42 #include <linux/platform_data/dma-ste-dma40.h>
44 #include <asm/mach-types.h>
49 #include <linux/platform_data/crypto-ux500.h>
51 #include "ste-dma40-db8500.h"
52 #include "db8500-regs.h"
53 #include "devices-db8500.h"
54 #include "board-mop500.h"
55 #include "board-mop500-regulators.h"
57 static struct gpio_led snowball_led_array[] = {
60 .default_trigger = "heartbeat",
65 static struct gpio_led_platform_data snowball_led_data = {
66 .leds = snowball_led_array,
67 .num_leds = ARRAY_SIZE(snowball_led_array),
70 static struct platform_device snowball_led_dev = {
73 .platform_data = &snowball_led_data,
77 static struct fixed_voltage_config snowball_gpio_en_3v3_data = {
78 .supply_name = "EN-3V3",
79 .gpio = SNOWBALL_EN_3V3_ETH_GPIO,
80 .microvolts = 3300000,
82 .init_data = &gpio_en_3v3_regulator,
83 .startup_delay = 5000, /* 1200us */
86 static struct platform_device snowball_gpio_en_3v3_regulator_dev = {
87 .name = "reg-fixed-voltage",
90 .platform_data = &snowball_gpio_en_3v3_data,
94 /* Dynamically populated. */
95 static struct gpio sdi0_reg_gpios[] = {
96 { 0, GPIOF_OUT_INIT_LOW, "mmci_vsel" },
99 static struct gpio_regulator_state sdi0_reg_states[] = {
100 { .value = 2900000, .gpios = (0 << 0) },
101 { .value = 1800000, .gpios = (1 << 0) },
104 static struct gpio_regulator_config sdi0_reg_info = {
105 .supply_name = "ext-mmc-level-shifter",
106 .gpios = sdi0_reg_gpios,
107 .nr_gpios = ARRAY_SIZE(sdi0_reg_gpios),
108 .states = sdi0_reg_states,
109 .nr_states = ARRAY_SIZE(sdi0_reg_states),
110 .type = REGULATOR_VOLTAGE,
112 .enabled_at_boot = 0,
113 .init_data = &sdi0_reg_init_data,
114 .startup_delay = 100,
117 static struct platform_device sdi0_regulator = {
118 .name = "gpio-regulator",
121 .platform_data = &sdi0_reg_info,
125 static struct abx500_gpio_platform_data ab8500_gpio_pdata = {
126 .gpio_base = MOP500_AB8500_PIN_GPIO(1),
130 static struct ab8500_codec_platform_data ab8500_codec_pdata = {
132 .mic1_type = AMIC_TYPE_DIFFERENTIAL,
133 .mic2_type = AMIC_TYPE_DIFFERENTIAL,
134 .mic1a_micbias = AMIC_MICBIAS_VAMIC1,
135 .mic1b_micbias = AMIC_MICBIAS_VAMIC1,
136 .mic2_micbias = AMIC_MICBIAS_VAMIC2
138 .ear_cmv = EAR_CMV_0_95V
141 static struct gpio_keys_button snowball_key_array[] = {
148 .debounce_interval = 50,
157 .debounce_interval = 50,
166 .debounce_interval = 50,
175 .debounce_interval = 50,
184 .debounce_interval = 50,
189 static struct gpio_keys_platform_data snowball_key_data = {
190 .buttons = snowball_key_array,
191 .nbuttons = ARRAY_SIZE(snowball_key_array),
194 static struct platform_device snowball_key_dev = {
198 .platform_data = &snowball_key_data,
202 static struct smsc911x_platform_config snowball_sbnet_cfg = {
203 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH,
204 .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
205 .flags = SMSC911X_USE_16BIT | SMSC911X_FORCE_INTERNAL_PHY,
209 static struct resource sbnet_res[] = {
211 .name = "smsc911x-memory",
212 .start = (0x5000 << 16),
213 .end = (0x5000 << 16) + 0xffff,
214 .flags = IORESOURCE_MEM,
217 .start = NOMADIK_GPIO_TO_IRQ(140),
218 .end = NOMADIK_GPIO_TO_IRQ(140),
219 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
223 static struct platform_device snowball_sbnet_dev = {
225 .num_resources = ARRAY_SIZE(sbnet_res),
226 .resource = sbnet_res,
228 .platform_data = &snowball_sbnet_cfg,
232 struct ab8500_platform_data ab8500_platdata = {
233 .irq_base = MOP500_AB8500_IRQ_BASE,
234 .regulator = &ab8500_regulator_plat_data,
235 .gpio = &ab8500_gpio_pdata,
236 .codec = &ab8500_codec_pdata,
239 static struct platform_device u8500_cpufreq_cooling_device = {
240 .name = "db8500-cpufreq-cooling",
247 static struct tps6105x_platform_data mop500_tps61052_data = {
248 .mode = TPS6105X_MODE_VOLTAGE,
249 .regulator_data = &tps61052_regulator,
256 static void mop500_tc35892_init(struct tc3589x *tc3589x, unsigned int base)
258 struct device *parent = NULL;
260 /* FIXME: Is the sdi actually part of tc3589x? */
261 parent = tc3589x->dev;
263 mop500_sdi_tc35892_init(parent);
266 static struct tc3589x_gpio_platform_data mop500_tc35892_gpio_data = {
267 .gpio_base = MOP500_EGPIO(0),
268 .setup = mop500_tc35892_init,
271 static struct tc3589x_platform_data mop500_tc35892_data = {
272 .block = TC3589x_BLOCK_GPIO,
273 .gpio = &mop500_tc35892_gpio_data,
274 .irq_base = MOP500_EGPIO_IRQ_BASE,
277 static struct lp55xx_led_config lp5521_pri_led[] = {
295 static struct lp55xx_platform_data __initdata lp5521_pri_data = {
296 .label = "lp5521_pri",
297 .led_config = &lp5521_pri_led[0],
299 .clock_mode = LP55XX_CLOCK_EXT,
302 static struct lp55xx_led_config lp5521_sec_led[] = {
320 static struct lp55xx_platform_data __initdata lp5521_sec_data = {
321 .label = "lp5521_sec",
322 .led_config = &lp5521_sec_led[0],
324 .clock_mode = LP55XX_CLOCK_EXT,
327 static struct i2c_board_info __initdata mop500_i2c0_devices[] = {
329 I2C_BOARD_INFO("tc3589x", 0x42),
330 .irq = NOMADIK_GPIO_TO_IRQ(217),
331 .platform_data = &mop500_tc35892_data,
333 /* I2C0 devices only available prior to HREFv60 */
335 I2C_BOARD_INFO("tps61052", 0x33),
336 .platform_data = &mop500_tps61052_data,
340 #define NUM_PRE_V60_I2C0_DEVICES 1
342 static struct i2c_board_info __initdata mop500_i2c2_devices[] = {
344 /* lp5521 LED driver, 1st device */
345 I2C_BOARD_INFO("lp5521", 0x33),
346 .platform_data = &lp5521_pri_data,
349 /* lp5521 LED driver, 2st device */
350 I2C_BOARD_INFO("lp5521", 0x34),
351 .platform_data = &lp5521_sec_data,
354 /* Light sensor Rohm BH1780GLI */
355 I2C_BOARD_INFO("bh1780", 0x29),
359 static void __init mop500_i2c_init(struct device *parent)
361 db8500_add_i2c0(parent, NULL);
362 db8500_add_i2c1(parent, NULL);
363 db8500_add_i2c2(parent, NULL);
364 db8500_add_i2c3(parent, NULL);
367 static struct gpio_keys_button mop500_gpio_keys[] = {
369 .desc = "SFH7741 Proximity Sensor",
371 .code = SW_FRONT_PROXIMITY,
377 static struct regulator *prox_regulator;
378 static int mop500_prox_activate(struct device *dev);
379 static void mop500_prox_deactivate(struct device *dev);
381 static struct gpio_keys_platform_data mop500_gpio_keys_data = {
382 .buttons = mop500_gpio_keys,
383 .nbuttons = ARRAY_SIZE(mop500_gpio_keys),
384 .enable = mop500_prox_activate,
385 .disable = mop500_prox_deactivate,
388 static struct platform_device mop500_gpio_keys_device = {
392 .platform_data = &mop500_gpio_keys_data,
396 static int mop500_prox_activate(struct device *dev)
398 prox_regulator = regulator_get(&mop500_gpio_keys_device.dev,
400 if (IS_ERR(prox_regulator)) {
401 dev_err(&mop500_gpio_keys_device.dev,
403 return PTR_ERR(prox_regulator);
406 return regulator_enable(prox_regulator);
409 static void mop500_prox_deactivate(struct device *dev)
411 regulator_disable(prox_regulator);
412 regulator_put(prox_regulator);
415 static struct cryp_platform_data u8500_cryp1_platform_data = {
417 .dir = DMA_MEM_TO_DEV,
418 .dev_type = DB8500_DMA_DEV48_CAC1,
419 .mode = STEDMA40_MODE_LOGICAL,
422 .dir = DMA_DEV_TO_MEM,
423 .dev_type = DB8500_DMA_DEV48_CAC1,
424 .mode = STEDMA40_MODE_LOGICAL,
428 static struct stedma40_chan_cfg u8500_hash_dma_cfg_tx = {
429 .dir = DMA_MEM_TO_DEV,
430 .dev_type = DB8500_DMA_DEV50_HAC1_TX,
431 .mode = STEDMA40_MODE_LOGICAL,
434 static struct hash_platform_data u8500_hash1_platform_data = {
435 .mem_to_engine = &u8500_hash_dma_cfg_tx,
436 .dma_filter = stedma40_filter,
439 /* add any platform devices here - TODO */
440 static struct platform_device *mop500_platform_devs[] __initdata = {
441 &mop500_gpio_keys_device,
445 #ifdef CONFIG_STE_DMA40
446 static struct stedma40_chan_cfg ssp0_dma_cfg_rx = {
447 .mode = STEDMA40_MODE_LOGICAL,
448 .dir = DMA_DEV_TO_MEM,
449 .dev_type = DB8500_DMA_DEV8_SSP0,
452 static struct stedma40_chan_cfg ssp0_dma_cfg_tx = {
453 .mode = STEDMA40_MODE_LOGICAL,
454 .dir = DMA_MEM_TO_DEV,
455 .dev_type = DB8500_DMA_DEV8_SSP0,
459 struct pl022_ssp_controller ssp0_plat = {
461 #ifdef CONFIG_STE_DMA40
463 .dma_filter = stedma40_filter,
464 .dma_rx_param = &ssp0_dma_cfg_rx,
465 .dma_tx_param = &ssp0_dma_cfg_tx,
469 /* on this platform, gpio 31,142,144,214 &
470 * 224 are connected as chip selects
475 static void __init mop500_spi_init(struct device *parent)
477 db8500_add_ssp0(parent, &ssp0_plat);
480 #ifdef CONFIG_STE_DMA40
481 static struct stedma40_chan_cfg uart0_dma_cfg_rx = {
482 .mode = STEDMA40_MODE_LOGICAL,
483 .dir = DMA_DEV_TO_MEM,
484 .dev_type = DB8500_DMA_DEV13_UART0,
487 static struct stedma40_chan_cfg uart0_dma_cfg_tx = {
488 .mode = STEDMA40_MODE_LOGICAL,
489 .dir = DMA_MEM_TO_DEV,
490 .dev_type = DB8500_DMA_DEV13_UART0,
493 static struct stedma40_chan_cfg uart1_dma_cfg_rx = {
494 .mode = STEDMA40_MODE_LOGICAL,
495 .dir = DMA_DEV_TO_MEM,
496 .dev_type = DB8500_DMA_DEV12_UART1,
499 static struct stedma40_chan_cfg uart1_dma_cfg_tx = {
500 .mode = STEDMA40_MODE_LOGICAL,
501 .dir = DMA_MEM_TO_DEV,
502 .dev_type = DB8500_DMA_DEV12_UART1,
505 static struct stedma40_chan_cfg uart2_dma_cfg_rx = {
506 .mode = STEDMA40_MODE_LOGICAL,
507 .dir = DMA_DEV_TO_MEM,
508 .dev_type = DB8500_DMA_DEV11_UART2,
511 static struct stedma40_chan_cfg uart2_dma_cfg_tx = {
512 .mode = STEDMA40_MODE_LOGICAL,
513 .dir = DMA_MEM_TO_DEV,
514 .dev_type = DB8500_DMA_DEV11_UART2,
518 struct amba_pl011_data uart0_plat = {
519 #ifdef CONFIG_STE_DMA40
520 .dma_filter = stedma40_filter,
521 .dma_rx_param = &uart0_dma_cfg_rx,
522 .dma_tx_param = &uart0_dma_cfg_tx,
526 struct amba_pl011_data uart1_plat = {
527 #ifdef CONFIG_STE_DMA40
528 .dma_filter = stedma40_filter,
529 .dma_rx_param = &uart1_dma_cfg_rx,
530 .dma_tx_param = &uart1_dma_cfg_tx,
534 struct amba_pl011_data uart2_plat = {
535 #ifdef CONFIG_STE_DMA40
536 .dma_filter = stedma40_filter,
537 .dma_rx_param = &uart2_dma_cfg_rx,
538 .dma_tx_param = &uart2_dma_cfg_tx,
542 static void __init mop500_uart_init(struct device *parent)
544 db8500_add_uart0(parent, &uart0_plat);
545 db8500_add_uart1(parent, &uart1_plat);
546 db8500_add_uart2(parent, &uart2_plat);
549 static void __init u8500_cryp1_hash1_init(struct device *parent)
551 db8500_add_cryp1(parent, &u8500_cryp1_platform_data);
552 db8500_add_hash1(parent, &u8500_hash1_platform_data);
555 static struct platform_device *snowball_platform_devs[] __initdata = {
559 &snowball_gpio_en_3v3_regulator_dev,
560 &u8500_cpufreq_cooling_device,
564 static void __init mop500_init_machine(void)
566 struct device *parent = NULL;
570 platform_device_register(&db8500_prcmu_device);
571 mop500_gpio_keys[0].gpio = GPIO_PROX_SENSOR;
573 sdi0_reg_info.enable_gpio = GPIO_SDMMC_EN;
574 sdi0_reg_info.gpios[0].gpio = GPIO_SDMMC_1V8_3V_SEL;
576 mop500_pinmaps_init();
577 parent = u8500_init_devices();
579 for (i = 0; i < ARRAY_SIZE(mop500_platform_devs); i++)
580 mop500_platform_devs[i]->dev.parent = parent;
582 platform_add_devices(mop500_platform_devs,
583 ARRAY_SIZE(mop500_platform_devs));
585 mop500_i2c_init(parent);
586 mop500_sdi_init(parent);
587 mop500_spi_init(parent);
588 mop500_audio_init(parent);
589 mop500_uart_init(parent);
591 u8500_cryp1_hash1_init(parent);
593 i2c0_devs = ARRAY_SIZE(mop500_i2c0_devices);
595 i2c_register_board_info(0, mop500_i2c0_devices, i2c0_devs);
596 i2c_register_board_info(2, mop500_i2c2_devices,
597 ARRAY_SIZE(mop500_i2c2_devices));
599 /* This board has full regulator constraints */
600 regulator_has_full_constraints();
603 static void __init snowball_init_machine(void)
605 struct device *parent = NULL;
608 platform_device_register(&db8500_prcmu_device);
610 sdi0_reg_info.enable_gpio = SNOWBALL_SDMMC_EN_GPIO;
611 sdi0_reg_info.gpios[0].gpio = SNOWBALL_SDMMC_1V8_3V_GPIO;
613 snowball_pinmaps_init();
614 parent = u8500_init_devices();
616 for (i = 0; i < ARRAY_SIZE(snowball_platform_devs); i++)
617 snowball_platform_devs[i]->dev.parent = parent;
619 platform_add_devices(snowball_platform_devs,
620 ARRAY_SIZE(snowball_platform_devs));
622 mop500_i2c_init(parent);
623 snowball_sdi_init(parent);
624 mop500_spi_init(parent);
625 mop500_audio_init(parent);
626 mop500_uart_init(parent);
628 u8500_cryp1_hash1_init(parent);
630 /* This board has full regulator constraints */
631 regulator_has_full_constraints();
634 static void __init hrefv60_init_machine(void)
636 struct device *parent = NULL;
640 platform_device_register(&db8500_prcmu_device);
642 * The HREFv60 board removed a GPIO expander and routed
643 * all these GPIO pins to the internal GPIO controller
646 mop500_gpio_keys[0].gpio = HREFV60_PROX_SENSE_GPIO;
648 sdi0_reg_info.enable_gpio = HREFV60_SDMMC_EN_GPIO;
649 sdi0_reg_info.gpios[0].gpio = HREFV60_SDMMC_1V8_3V_GPIO;
651 hrefv60_pinmaps_init();
652 parent = u8500_init_devices();
654 for (i = 0; i < ARRAY_SIZE(mop500_platform_devs); i++)
655 mop500_platform_devs[i]->dev.parent = parent;
657 platform_add_devices(mop500_platform_devs,
658 ARRAY_SIZE(mop500_platform_devs));
660 mop500_i2c_init(parent);
661 hrefv60_sdi_init(parent);
662 mop500_spi_init(parent);
663 mop500_audio_init(parent);
664 mop500_uart_init(parent);
666 i2c0_devs = ARRAY_SIZE(mop500_i2c0_devices);
668 i2c0_devs -= NUM_PRE_V60_I2C0_DEVICES;
670 i2c_register_board_info(0, mop500_i2c0_devices, i2c0_devs);
671 i2c_register_board_info(2, mop500_i2c2_devices,
672 ARRAY_SIZE(mop500_i2c2_devices));
674 /* This board has full regulator constraints */
675 regulator_has_full_constraints();
678 MACHINE_START(U8500, "ST-Ericsson MOP500 platform")
679 /* Maintainer: Srinidhi Kasagar <srinidhi.kasagar@stericsson.com> */
680 .atag_offset = 0x100,
681 .smp = smp_ops(ux500_smp_ops),
682 .map_io = u8500_map_io,
683 .init_irq = ux500_init_irq,
684 /* we re-use nomadik timer here */
685 .init_time = ux500_timer_init,
686 .init_machine = mop500_init_machine,
687 .init_late = ux500_init_late,
688 .restart = ux500_restart,
691 MACHINE_START(U8520, "ST-Ericsson U8520 Platform HREFP520")
692 .atag_offset = 0x100,
693 .map_io = u8500_map_io,
694 .init_irq = ux500_init_irq,
695 .init_time = ux500_timer_init,
696 .init_machine = mop500_init_machine,
697 .init_late = ux500_init_late,
698 .restart = ux500_restart,
701 MACHINE_START(HREFV60, "ST-Ericsson U8500 Platform HREFv60+")
702 .atag_offset = 0x100,
703 .smp = smp_ops(ux500_smp_ops),
704 .map_io = u8500_map_io,
705 .init_irq = ux500_init_irq,
706 .init_time = ux500_timer_init,
707 .init_machine = hrefv60_init_machine,
708 .init_late = ux500_init_late,
709 .restart = ux500_restart,
712 MACHINE_START(SNOWBALL, "Calao Systems Snowball platform")
713 .atag_offset = 0x100,
714 .smp = smp_ops(ux500_smp_ops),
715 .map_io = u8500_map_io,
716 .init_irq = ux500_init_irq,
717 /* we re-use nomadik timer here */
718 .init_time = ux500_timer_init,
719 .init_machine = snowball_init_machine,
721 .restart = ux500_restart,