2 * linux/arch/arm/mach-omap2/board-rx51-peripherals.c
4 * Copyright (C) 2008-2009 Nokia
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/platform_device.h>
14 #include <linux/input.h>
15 #include <linux/input/matrix_keypad.h>
16 #include <linux/spi/spi.h>
17 #include <linux/i2c.h>
18 #include <linux/i2c/twl4030.h>
19 #include <linux/clk.h>
20 #include <linux/delay.h>
21 #include <linux/regulator/machine.h>
22 #include <linux/gpio.h>
23 #include <linux/mmc/host.h>
25 #include <mach/mcspi.h>
27 #include <mach/board.h>
28 #include <mach/common.h>
30 #include <mach/gpmc.h>
31 #include <mach/onenand.h>
32 #include <mach/gpmc-smc91x.h>
34 #include "mmc-twl4030.h"
36 #define SYSTEM_REV_B_USES_VAUX3 0x1699
37 #define SYSTEM_REV_S_USES_VAUX3 0x8
39 static int board_keymap[] = {
44 KEY(0, 4, KEY_BACKSPACE),
73 KEY(4, 4, KEY_LEFTCTRL),
74 KEY(4, 5, KEY_RIGHTALT),
75 KEY(4, 6, KEY_LEFTSHIFT),
82 KEY(0xff, 4, KEY_F10),
83 KEY(0xff, 5, KEY_F11),
86 static struct matrix_keymap_data board_map_data = {
87 .keymap = board_keymap,
88 .keymap_size = ARRAY_SIZE(board_keymap),
91 static struct twl4030_keypad_data rx51_kp_data = {
92 .keymap_data = &board_map_data,
98 static struct twl4030_madc_platform_data rx51_madc_data = {
102 static struct twl4030_hsmmc_info mmc[] = {
110 .power_saving = true,
118 .nonremovable = true,
119 .power_saving = true,
124 static struct regulator_consumer_supply rx51_vmmc1_supply = {
128 static struct regulator_consumer_supply rx51_vmmc2_supply = {
132 static struct regulator_consumer_supply rx51_vsim_supply = {
133 .supply = "vmmc_aux",
136 static struct regulator_init_data rx51_vaux1 = {
141 .valid_modes_mask = REGULATOR_MODE_NORMAL
142 | REGULATOR_MODE_STANDBY,
143 .valid_ops_mask = REGULATOR_CHANGE_MODE
144 | REGULATOR_CHANGE_STATUS,
148 static struct regulator_init_data rx51_vaux2 = {
153 .valid_modes_mask = REGULATOR_MODE_NORMAL
154 | REGULATOR_MODE_STANDBY,
155 .valid_ops_mask = REGULATOR_CHANGE_MODE
156 | REGULATOR_CHANGE_STATUS,
160 /* VAUX3 - adds more power to VIO_18 rail */
161 static struct regulator_init_data rx51_vaux3_cam = {
163 .name = "VCAM_DIG_18",
167 .valid_modes_mask = REGULATOR_MODE_NORMAL
168 | REGULATOR_MODE_STANDBY,
169 .valid_ops_mask = REGULATOR_CHANGE_MODE
170 | REGULATOR_CHANGE_STATUS,
174 static struct regulator_init_data rx51_vaux3_mmc = {
180 .valid_modes_mask = REGULATOR_MODE_NORMAL
181 | REGULATOR_MODE_STANDBY,
182 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
183 | REGULATOR_CHANGE_MODE
184 | REGULATOR_CHANGE_STATUS,
186 .num_consumer_supplies = 1,
187 .consumer_supplies = &rx51_vmmc2_supply,
190 static struct regulator_init_data rx51_vaux4 = {
192 .name = "VCAM_ANA_28",
196 .valid_modes_mask = REGULATOR_MODE_NORMAL
197 | REGULATOR_MODE_STANDBY,
198 .valid_ops_mask = REGULATOR_CHANGE_MODE
199 | REGULATOR_CHANGE_STATUS,
203 static struct regulator_init_data rx51_vmmc1 = {
207 .valid_modes_mask = REGULATOR_MODE_NORMAL
208 | REGULATOR_MODE_STANDBY,
209 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
210 | REGULATOR_CHANGE_MODE
211 | REGULATOR_CHANGE_STATUS,
213 .num_consumer_supplies = 1,
214 .consumer_supplies = &rx51_vmmc1_supply,
217 static struct regulator_init_data rx51_vmmc2 = {
223 .valid_modes_mask = REGULATOR_MODE_NORMAL
224 | REGULATOR_MODE_STANDBY,
225 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
226 | REGULATOR_CHANGE_MODE
227 | REGULATOR_CHANGE_STATUS,
229 .num_consumer_supplies = 1,
230 .consumer_supplies = &rx51_vmmc2_supply,
233 static struct regulator_init_data rx51_vsim = {
235 .name = "VMMC2_IO_18",
239 .valid_modes_mask = REGULATOR_MODE_NORMAL
240 | REGULATOR_MODE_STANDBY,
241 .valid_ops_mask = REGULATOR_CHANGE_MODE
242 | REGULATOR_CHANGE_STATUS,
244 .num_consumer_supplies = 1,
245 .consumer_supplies = &rx51_vsim_supply,
248 static struct regulator_init_data rx51_vdac = {
252 .valid_modes_mask = REGULATOR_MODE_NORMAL
253 | REGULATOR_MODE_STANDBY,
254 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
255 | REGULATOR_CHANGE_MODE
256 | REGULATOR_CHANGE_STATUS,
260 static int rx51_twlgpio_setup(struct device *dev, unsigned gpio, unsigned n)
262 /* FIXME this gpio setup is just a placeholder for now */
263 gpio_request(gpio + 6, "backlight_pwm");
264 gpio_direction_output(gpio + 6, 0);
265 gpio_request(gpio + 7, "speaker_en");
266 gpio_direction_output(gpio + 7, 1);
268 /* set up MMC adapters, linking their regulators to them */
269 twl4030_mmc_init(mmc);
270 rx51_vmmc1_supply.dev = mmc[0].dev;
271 rx51_vmmc2_supply.dev = mmc[1].dev;
272 rx51_vsim_supply.dev = mmc[1].dev;
277 static struct twl4030_gpio_platform_data rx51_gpio_data = {
278 .gpio_base = OMAP_MAX_GPIO_LINES,
279 .irq_base = TWL4030_GPIO_IRQ_BASE,
280 .irq_end = TWL4030_GPIO_IRQ_END,
281 .pulldowns = BIT(0) | BIT(1) | BIT(2) | BIT(3)
283 | BIT(8) | BIT(9) | BIT(10) | BIT(11)
284 | BIT(12) | BIT(13) | BIT(14) | BIT(15)
285 | BIT(16) | BIT(17) ,
286 .setup = rx51_twlgpio_setup,
289 static struct twl4030_usb_data rx51_usb_data = {
290 .usb_mode = T2_USB_MODE_ULPI,
293 static struct twl4030_ins sleep_on_seq[] __initdata = {
295 * Turn off VDD1 and VDD2.
297 {MSG_SINGULAR(DEV_GRP_P1, 0xf, RES_STATE_OFF), 4},
298 {MSG_SINGULAR(DEV_GRP_P1, 0x10, RES_STATE_OFF), 2},
300 * And also turn off the OMAP3 PLLs and the sysclk output.
302 {MSG_SINGULAR(DEV_GRP_P1, 0x7, RES_STATE_OFF), 3},
303 {MSG_SINGULAR(DEV_GRP_P1, 0x17, RES_STATE_OFF), 3},
306 static struct twl4030_script sleep_on_script __initdata = {
307 .script = sleep_on_seq,
308 .size = ARRAY_SIZE(sleep_on_seq),
309 .flags = TWL4030_SLEEP_SCRIPT,
312 static struct twl4030_ins wakeup_seq[] __initdata = {
314 * Reenable the OMAP3 PLLs.
315 * Wakeup VDD1 and VDD2.
316 * Reenable sysclk output.
318 {MSG_SINGULAR(DEV_GRP_P1, 0x7, RES_STATE_ACTIVE), 0x30},
319 {MSG_SINGULAR(DEV_GRP_P1, 0xf, RES_STATE_ACTIVE), 0x30},
320 {MSG_SINGULAR(DEV_GRP_P1, 0x10, RES_STATE_ACTIVE), 0x37},
321 {MSG_SINGULAR(DEV_GRP_P1, 0x19, RES_STATE_ACTIVE), 3},
324 static struct twl4030_script wakeup_script __initdata = {
325 .script = wakeup_seq,
326 .size = ARRAY_SIZE(wakeup_seq),
327 .flags = TWL4030_WAKEUP12_SCRIPT,
330 static struct twl4030_ins wakeup_p3_seq[] __initdata = {
332 * Wakeup VDD1 (dummy to be able to insert a delay)
335 {MSG_SINGULAR(DEV_GRP_P1, 0x17, RES_STATE_ACTIVE), 3},
338 static struct twl4030_script wakeup_p3_script __initdata = {
339 .script = wakeup_p3_seq,
340 .size = ARRAY_SIZE(wakeup_p3_seq),
341 .flags = TWL4030_WAKEUP3_SCRIPT,
344 static struct twl4030_ins wrst_seq[] __initdata = {
347 * Reset VDD1 regulator.
348 * Reset VDD2 regulator.
349 * Reset VPLL1 regulator.
350 * Enable sysclk output.
353 {MSG_SINGULAR(DEV_GRP_NULL, RES_RESET, RES_STATE_OFF), 2},
354 {MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_ALL, 0, 1, RES_STATE_ACTIVE),
356 {MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_PP, 0, 2, RES_STATE_WRST), 0x13},
357 {MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_PP, 0, 3, RES_STATE_OFF), 0x13},
358 {MSG_SINGULAR(DEV_GRP_NULL, RES_VDD1, RES_STATE_WRST), 0x13},
359 {MSG_SINGULAR(DEV_GRP_NULL, RES_VDD2, RES_STATE_WRST), 0x13},
360 {MSG_SINGULAR(DEV_GRP_NULL, RES_VPLL1, RES_STATE_WRST), 0x35},
361 {MSG_SINGULAR(DEV_GRP_P1, RES_HFCLKOUT, RES_STATE_ACTIVE), 2},
362 {MSG_SINGULAR(DEV_GRP_NULL, RES_RESET, RES_STATE_ACTIVE), 2},
365 static struct twl4030_script wrst_script __initdata = {
367 .size = ARRAY_SIZE(wrst_seq),
368 .flags = TWL4030_WRST_SCRIPT,
371 static struct twl4030_script *twl4030_scripts[] __initdata = {
372 /* wakeup12 script should be loaded before sleep script, otherwise a
373 board might hit retention before loading of wakeup script is
374 completed. This can cause boot failures depending on timing issues.
382 static struct twl4030_resconfig twl4030_rconfig[] __initdata = {
383 { .resource = RES_VINTANA1, .devgroup = -1, .type = -1, .type2 = 1 },
384 { .resource = RES_VINTANA2, .devgroup = -1, .type = -1, .type2 = 1 },
385 { .resource = RES_VINTDIG, .devgroup = -1, .type = -1, .type2 = 1 },
386 { .resource = RES_VMMC1, .devgroup = -1, .type = -1, .type2 = 3},
387 { .resource = RES_VMMC2, .devgroup = DEV_GRP_NULL, .type = -1,
389 { .resource = RES_VAUX1, .devgroup = -1, .type = -1, .type2 = 3},
390 { .resource = RES_VAUX2, .devgroup = -1, .type = -1, .type2 = 3},
391 { .resource = RES_VAUX3, .devgroup = -1, .type = -1, .type2 = 3},
392 { .resource = RES_VAUX4, .devgroup = -1, .type = -1, .type2 = 3},
393 { .resource = RES_VPLL2, .devgroup = -1, .type = -1, .type2 = 3},
394 { .resource = RES_VDAC, .devgroup = -1, .type = -1, .type2 = 3},
395 { .resource = RES_VSIM, .devgroup = DEV_GRP_NULL, .type = -1,
397 { .resource = RES_CLKEN, .devgroup = DEV_GRP_P3, .type = -1,
402 static struct twl4030_power_data rx51_t2scripts_data __initdata = {
403 .scripts = twl4030_scripts,
404 .num = ARRAY_SIZE(twl4030_scripts),
405 .resource_config = twl4030_rconfig,
410 static struct twl4030_platform_data rx51_twldata __initdata = {
411 .irq_base = TWL4030_IRQ_BASE,
412 .irq_end = TWL4030_IRQ_END,
414 /* platform_data for children goes here */
415 .gpio = &rx51_gpio_data,
416 .keypad = &rx51_kp_data,
417 .madc = &rx51_madc_data,
418 .usb = &rx51_usb_data,
419 .power = &rx51_t2scripts_data,
421 .vaux1 = &rx51_vaux1,
422 .vaux2 = &rx51_vaux2,
423 .vaux4 = &rx51_vaux4,
424 .vmmc1 = &rx51_vmmc1,
429 static struct i2c_board_info __initdata rx51_peripherals_i2c_board_info_1[] = {
431 I2C_BOARD_INFO("twl5030", 0x48),
432 .flags = I2C_CLIENT_WAKE,
433 .irq = INT_34XX_SYS_NIRQ,
434 .platform_data = &rx51_twldata,
438 static int __init rx51_i2c_init(void)
440 if ((system_rev >= SYSTEM_REV_S_USES_VAUX3 && system_rev < 0x100) ||
441 system_rev >= SYSTEM_REV_B_USES_VAUX3)
442 rx51_twldata.vaux3 = &rx51_vaux3_mmc;
444 rx51_twldata.vaux3 = &rx51_vaux3_cam;
445 rx51_twldata.vmmc2 = &rx51_vmmc2;
447 omap_register_i2c_bus(1, 2200, rx51_peripherals_i2c_board_info_1,
448 ARRAY_SIZE(rx51_peripherals_i2c_board_info_1));
449 omap_register_i2c_bus(2, 100, NULL, 0);
450 omap_register_i2c_bus(3, 400, NULL, 0);
454 #if defined(CONFIG_MTD_ONENAND_OMAP2) || \
455 defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
457 static struct mtd_partition onenand_partitions[] = {
459 .name = "bootloader",
462 .mask_flags = MTD_WRITEABLE, /* Force read-only */
466 .offset = MTDPART_OFS_APPEND,
471 .offset = MTDPART_OFS_APPEND,
476 .offset = MTDPART_OFS_APPEND,
481 .offset = MTDPART_OFS_APPEND,
486 .offset = MTDPART_OFS_APPEND,
487 .size = MTDPART_SIZ_FULL,
491 static struct omap_onenand_platform_data board_onenand_data = {
494 .parts = onenand_partitions,
495 .nr_parts = ARRAY_SIZE(onenand_partitions),
496 .flags = ONENAND_SYNC_READWRITE,
499 static void __init board_onenand_init(void)
501 gpmc_onenand_init(&board_onenand_data);
506 static inline void board_onenand_init(void)
512 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
514 static struct omap_smc91x_platform_data board_smc91x_data = {
519 .flags = GPMC_TIMINGS_SMC91C96 | IORESOURCE_IRQ_HIGHLEVEL,
522 static void __init board_smc91x_init(void)
524 omap_cfg_reg(U8_34XX_GPIO54_DOWN);
525 omap_cfg_reg(G25_34XX_GPIO86_OUT);
526 omap_cfg_reg(H19_34XX_GPIO164_OUT);
528 gpmc_smc91x_init(&board_smc91x_data);
533 static inline void board_smc91x_init(void)
539 void __init rx51_peripherals_init(void)
542 board_onenand_init();