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/spi/spi.h>
16 #include <linux/i2c.h>
17 #include <linux/i2c/twl4030.h>
18 #include <linux/clk.h>
19 #include <linux/delay.h>
20 #include <linux/regulator/machine.h>
21 #include <linux/gpio.h>
22 #include <linux/mmc/host.h>
24 #include <mach/mcspi.h>
26 #include <mach/board.h>
27 #include <mach/common.h>
29 #include <mach/gpmc.h>
30 #include <mach/keypad.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 rx51_keymap[] = {
62 KEY(4, 0, KEY_BACKSPACE),
65 KEY(4, 4, KEY_LEFTCTRL),
69 KEY(5, 4, KEY_LEFTSHIFT),
83 KEY(0xff, 5, KEY_F10),
86 static struct twl4030_keypad_data rx51_kp_data = {
89 .keymap = rx51_keymap,
90 .keymapsize = ARRAY_SIZE(rx51_keymap),
94 static struct twl4030_madc_platform_data rx51_madc_data = {
98 static struct twl4030_hsmmc_info mmc[] = {
106 .power_saving = true,
114 .nonremovable = true,
115 .power_saving = true,
120 static struct regulator_consumer_supply rx51_vmmc1_supply = {
124 static struct regulator_consumer_supply rx51_vmmc2_supply = {
128 static struct regulator_consumer_supply rx51_vsim_supply = {
129 .supply = "vmmc_aux",
132 static struct regulator_init_data rx51_vaux1 = {
137 .valid_modes_mask = REGULATOR_MODE_NORMAL
138 | REGULATOR_MODE_STANDBY,
139 .valid_ops_mask = REGULATOR_CHANGE_MODE
140 | REGULATOR_CHANGE_STATUS,
144 static struct regulator_init_data rx51_vaux2 = {
149 .valid_modes_mask = REGULATOR_MODE_NORMAL
150 | REGULATOR_MODE_STANDBY,
151 .valid_ops_mask = REGULATOR_CHANGE_MODE
152 | REGULATOR_CHANGE_STATUS,
156 /* VAUX3 - adds more power to VIO_18 rail */
157 static struct regulator_init_data rx51_vaux3_cam = {
159 .name = "VCAM_DIG_18",
163 .valid_modes_mask = REGULATOR_MODE_NORMAL
164 | REGULATOR_MODE_STANDBY,
165 .valid_ops_mask = REGULATOR_CHANGE_MODE
166 | REGULATOR_CHANGE_STATUS,
170 static struct regulator_init_data rx51_vaux3_mmc = {
176 .valid_modes_mask = REGULATOR_MODE_NORMAL
177 | REGULATOR_MODE_STANDBY,
178 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
179 | REGULATOR_CHANGE_MODE
180 | REGULATOR_CHANGE_STATUS,
182 .num_consumer_supplies = 1,
183 .consumer_supplies = &rx51_vmmc2_supply,
186 static struct regulator_init_data rx51_vaux4 = {
188 .name = "VCAM_ANA_28",
192 .valid_modes_mask = REGULATOR_MODE_NORMAL
193 | REGULATOR_MODE_STANDBY,
194 .valid_ops_mask = REGULATOR_CHANGE_MODE
195 | REGULATOR_CHANGE_STATUS,
199 static struct regulator_init_data rx51_vmmc1 = {
203 .valid_modes_mask = REGULATOR_MODE_NORMAL
204 | REGULATOR_MODE_STANDBY,
205 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
206 | REGULATOR_CHANGE_MODE
207 | REGULATOR_CHANGE_STATUS,
209 .num_consumer_supplies = 1,
210 .consumer_supplies = &rx51_vmmc1_supply,
213 static struct regulator_init_data rx51_vmmc2 = {
219 .valid_modes_mask = REGULATOR_MODE_NORMAL
220 | REGULATOR_MODE_STANDBY,
221 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
222 | REGULATOR_CHANGE_MODE
223 | REGULATOR_CHANGE_STATUS,
225 .num_consumer_supplies = 1,
226 .consumer_supplies = &rx51_vmmc2_supply,
229 static struct regulator_init_data rx51_vsim = {
231 .name = "VMMC2_IO_18",
235 .valid_modes_mask = REGULATOR_MODE_NORMAL
236 | REGULATOR_MODE_STANDBY,
237 .valid_ops_mask = REGULATOR_CHANGE_MODE
238 | REGULATOR_CHANGE_STATUS,
240 .num_consumer_supplies = 1,
241 .consumer_supplies = &rx51_vsim_supply,
244 static struct regulator_init_data rx51_vdac = {
248 .valid_modes_mask = REGULATOR_MODE_NORMAL
249 | REGULATOR_MODE_STANDBY,
250 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
251 | REGULATOR_CHANGE_MODE
252 | REGULATOR_CHANGE_STATUS,
256 static int rx51_twlgpio_setup(struct device *dev, unsigned gpio, unsigned n)
258 /* FIXME this gpio setup is just a placeholder for now */
259 gpio_request(gpio + 6, "backlight_pwm");
260 gpio_direction_output(gpio + 6, 0);
261 gpio_request(gpio + 7, "speaker_en");
262 gpio_direction_output(gpio + 7, 1);
264 /* set up MMC adapters, linking their regulators to them */
265 twl4030_mmc_init(mmc);
266 rx51_vmmc1_supply.dev = mmc[0].dev;
267 rx51_vmmc2_supply.dev = mmc[1].dev;
268 rx51_vsim_supply.dev = mmc[1].dev;
273 static struct twl4030_gpio_platform_data rx51_gpio_data = {
274 .gpio_base = OMAP_MAX_GPIO_LINES,
275 .irq_base = TWL4030_GPIO_IRQ_BASE,
276 .irq_end = TWL4030_GPIO_IRQ_END,
277 .pulldowns = BIT(0) | BIT(1) | BIT(2) | BIT(3)
279 | BIT(8) | BIT(9) | BIT(10) | BIT(11)
280 | BIT(12) | BIT(13) | BIT(14) | BIT(15)
281 | BIT(16) | BIT(17) ,
282 .setup = rx51_twlgpio_setup,
285 static struct twl4030_usb_data rx51_usb_data = {
286 .usb_mode = T2_USB_MODE_ULPI,
289 static struct twl4030_ins sleep_on_seq[] __initdata = {
291 * Turn off VDD1 and VDD2.
293 {MSG_SINGULAR(DEV_GRP_P1, 0xf, RES_STATE_OFF), 4},
294 {MSG_SINGULAR(DEV_GRP_P1, 0x10, RES_STATE_OFF), 2},
296 * And also turn off the OMAP3 PLLs and the sysclk output.
298 {MSG_SINGULAR(DEV_GRP_P1, 0x7, RES_STATE_OFF), 3},
299 {MSG_SINGULAR(DEV_GRP_P1, 0x17, RES_STATE_OFF), 3},
302 static struct twl4030_script sleep_on_script __initdata = {
303 .script = sleep_on_seq,
304 .size = ARRAY_SIZE(sleep_on_seq),
305 .flags = TWL4030_SLEEP_SCRIPT,
308 static struct twl4030_ins wakeup_seq[] __initdata = {
310 * Reenable the OMAP3 PLLs.
311 * Wakeup VDD1 and VDD2.
312 * Reenable sysclk output.
314 {MSG_SINGULAR(DEV_GRP_P1, 0x7, RES_STATE_ACTIVE), 0x30},
315 {MSG_SINGULAR(DEV_GRP_P1, 0xf, RES_STATE_ACTIVE), 0x30},
316 {MSG_SINGULAR(DEV_GRP_P1, 0x10, RES_STATE_ACTIVE), 0x37},
317 {MSG_SINGULAR(DEV_GRP_P1, 0x19, RES_STATE_ACTIVE), 3},
320 static struct twl4030_script wakeup_script __initdata = {
321 .script = wakeup_seq,
322 .size = ARRAY_SIZE(wakeup_seq),
323 .flags = TWL4030_WAKEUP12_SCRIPT,
326 static struct twl4030_ins wakeup_p3_seq[] __initdata = {
328 * Wakeup VDD1 (dummy to be able to insert a delay)
331 {MSG_SINGULAR(DEV_GRP_P1, 0x17, RES_STATE_ACTIVE), 3},
334 static struct twl4030_script wakeup_p3_script __initdata = {
335 .script = wakeup_p3_seq,
336 .size = ARRAY_SIZE(wakeup_p3_seq),
337 .flags = TWL4030_WAKEUP3_SCRIPT,
340 static struct twl4030_ins wrst_seq[] __initdata = {
343 * Reset VDD1 regulator.
344 * Reset VDD2 regulator.
345 * Reset VPLL1 regulator.
346 * Enable sysclk output.
349 {MSG_SINGULAR(DEV_GRP_NULL, RES_RESET, RES_STATE_OFF), 2},
350 {MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_ALL, 0, 1, RES_STATE_ACTIVE),
352 {MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_PP, 0, 2, RES_STATE_WRST), 0x13},
353 {MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_PP, 0, 3, RES_STATE_OFF), 0x13},
354 {MSG_SINGULAR(DEV_GRP_NULL, RES_VDD1, RES_STATE_WRST), 0x13},
355 {MSG_SINGULAR(DEV_GRP_NULL, RES_VDD2, RES_STATE_WRST), 0x13},
356 {MSG_SINGULAR(DEV_GRP_NULL, RES_VPLL1, RES_STATE_WRST), 0x35},
357 {MSG_SINGULAR(DEV_GRP_P1, RES_HFCLKOUT, RES_STATE_ACTIVE), 2},
358 {MSG_SINGULAR(DEV_GRP_NULL, RES_RESET, RES_STATE_ACTIVE), 2},
361 static struct twl4030_script wrst_script __initdata = {
363 .size = ARRAY_SIZE(wrst_seq),
364 .flags = TWL4030_WRST_SCRIPT,
367 static struct twl4030_script *twl4030_scripts[] __initdata = {
368 /* wakeup12 script should be loaded before sleep script, otherwise a
369 board might hit retention before loading of wakeup script is
370 completed. This can cause boot failures depending on timing issues.
378 static struct twl4030_resconfig twl4030_rconfig[] __initdata = {
379 { .resource = RES_VINTANA1, .devgroup = -1, .type = -1, .type2 = 1 },
380 { .resource = RES_VINTANA2, .devgroup = -1, .type = -1, .type2 = 1 },
381 { .resource = RES_VINTDIG, .devgroup = -1, .type = -1, .type2 = 1 },
382 { .resource = RES_VMMC1, .devgroup = -1, .type = -1, .type2 = 3},
383 { .resource = RES_VMMC2, .devgroup = DEV_GRP_NULL, .type = -1,
385 { .resource = RES_VAUX1, .devgroup = -1, .type = -1, .type2 = 3},
386 { .resource = RES_VAUX2, .devgroup = -1, .type = -1, .type2 = 3},
387 { .resource = RES_VAUX3, .devgroup = -1, .type = -1, .type2 = 3},
388 { .resource = RES_VAUX4, .devgroup = -1, .type = -1, .type2 = 3},
389 { .resource = RES_VPLL2, .devgroup = -1, .type = -1, .type2 = 3},
390 { .resource = RES_VDAC, .devgroup = -1, .type = -1, .type2 = 3},
391 { .resource = RES_VSIM, .devgroup = DEV_GRP_NULL, .type = -1,
393 { .resource = RES_CLKEN, .devgroup = DEV_GRP_P3, .type = -1,
398 static struct twl4030_power_data rx51_t2scripts_data __initdata = {
399 .scripts = twl4030_scripts,
400 .num = ARRAY_SIZE(twl4030_scripts),
401 .resource_config = twl4030_rconfig,
406 static struct twl4030_platform_data rx51_twldata __initdata = {
407 .irq_base = TWL4030_IRQ_BASE,
408 .irq_end = TWL4030_IRQ_END,
410 /* platform_data for children goes here */
411 .gpio = &rx51_gpio_data,
412 .keypad = &rx51_kp_data,
413 .madc = &rx51_madc_data,
414 .usb = &rx51_usb_data,
415 .power = &rx51_t2scripts_data,
417 .vaux1 = &rx51_vaux1,
418 .vaux2 = &rx51_vaux2,
419 .vaux4 = &rx51_vaux4,
420 .vmmc1 = &rx51_vmmc1,
425 static struct i2c_board_info __initdata rx51_peripherals_i2c_board_info_1[] = {
427 I2C_BOARD_INFO("twl5030", 0x48),
428 .flags = I2C_CLIENT_WAKE,
429 .irq = INT_34XX_SYS_NIRQ,
430 .platform_data = &rx51_twldata,
434 static int __init rx51_i2c_init(void)
436 if ((system_rev >= SYSTEM_REV_S_USES_VAUX3 && system_rev < 0x100) ||
437 system_rev >= SYSTEM_REV_B_USES_VAUX3)
438 rx51_twldata.vaux3 = &rx51_vaux3_mmc;
440 rx51_twldata.vaux3 = &rx51_vaux3_cam;
441 rx51_twldata.vmmc2 = &rx51_vmmc2;
443 omap_register_i2c_bus(1, 2600, rx51_peripherals_i2c_board_info_1,
444 ARRAY_SIZE(rx51_peripherals_i2c_board_info_1));
445 omap_register_i2c_bus(2, 100, NULL, 0);
446 omap_register_i2c_bus(3, 400, NULL, 0);
450 #if defined(CONFIG_MTD_ONENAND_OMAP2) || \
451 defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
453 static struct mtd_partition onenand_partitions[] = {
455 .name = "bootloader",
458 .mask_flags = MTD_WRITEABLE, /* Force read-only */
462 .offset = MTDPART_OFS_APPEND,
467 .offset = MTDPART_OFS_APPEND,
472 .offset = MTDPART_OFS_APPEND,
477 .offset = MTDPART_OFS_APPEND,
482 .offset = MTDPART_OFS_APPEND,
483 .size = MTDPART_SIZ_FULL,
487 static struct omap_onenand_platform_data board_onenand_data = {
490 .parts = onenand_partitions,
491 .nr_parts = ARRAY_SIZE(onenand_partitions),
492 .flags = ONENAND_SYNC_READWRITE,
495 static void __init board_onenand_init(void)
497 gpmc_onenand_init(&board_onenand_data);
502 static inline void board_onenand_init(void)
508 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
510 static struct omap_smc91x_platform_data board_smc91x_data = {
515 .flags = GPMC_TIMINGS_SMC91C96 | IORESOURCE_IRQ_HIGHLEVEL,
518 static void __init board_smc91x_init(void)
520 omap_cfg_reg(U8_34XX_GPIO54_DOWN);
521 omap_cfg_reg(G25_34XX_GPIO86_OUT);
522 omap_cfg_reg(H19_34XX_GPIO164_OUT);
524 gpmc_smc91x_init(&board_smc91x_data);
529 static inline void board_smc91x_init(void)
535 void __init rx51_peripherals_init(void)
538 board_onenand_init();