mfd: OMAP: Board-specifc twl4030 DPS scripts for RX51 board
[linux-2.6.git] / arch / arm / mach-omap2 / board-rx51-peripherals.c
1 /*
2  * linux/arch/arm/mach-omap2/board-rx51-peripherals.c
3  *
4  * Copyright (C) 2008-2009 Nokia
5  *
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.
9  */
10
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
23 #include <mach/mcspi.h>
24 #include <mach/mux.h>
25 #include <mach/board.h>
26 #include <mach/common.h>
27 #include <mach/dma.h>
28 #include <mach/gpmc.h>
29 #include <mach/keypad.h>
30 #include <mach/onenand.h>
31 #include <mach/gpmc-smc91x.h>
32
33 #include "mmc-twl4030.h"
34
35 #define SYSTEM_REV_B_USES_VAUX3 0x1699
36 #define SYSTEM_REV_S_USES_VAUX3 0x8
37
38 static int rx51_keymap[] = {
39         KEY(0, 0, KEY_Q),
40         KEY(0, 1, KEY_W),
41         KEY(0, 2, KEY_E),
42         KEY(0, 3, KEY_R),
43         KEY(0, 4, KEY_T),
44         KEY(0, 5, KEY_Y),
45         KEY(0, 6, KEY_U),
46         KEY(0, 7, KEY_I),
47         KEY(1, 0, KEY_O),
48         KEY(1, 1, KEY_D),
49         KEY(1, 2, KEY_DOT),
50         KEY(1, 3, KEY_V),
51         KEY(1, 4, KEY_DOWN),
52         KEY(2, 0, KEY_P),
53         KEY(2, 1, KEY_F),
54         KEY(2, 2, KEY_UP),
55         KEY(2, 3, KEY_B),
56         KEY(2, 4, KEY_RIGHT),
57         KEY(3, 0, KEY_COMMA),
58         KEY(3, 1, KEY_G),
59         KEY(3, 2, KEY_ENTER),
60         KEY(3, 3, KEY_N),
61         KEY(4, 0, KEY_BACKSPACE),
62         KEY(4, 1, KEY_H),
63         KEY(4, 3, KEY_M),
64         KEY(4, 4, KEY_LEFTCTRL),
65         KEY(5, 1, KEY_J),
66         KEY(5, 2, KEY_Z),
67         KEY(5, 3, KEY_SPACE),
68         KEY(5, 4, KEY_LEFTSHIFT),
69         KEY(6, 0, KEY_A),
70         KEY(6, 1, KEY_K),
71         KEY(6, 2, KEY_X),
72         KEY(6, 3, KEY_SPACE),
73         KEY(6, 4, KEY_FN),
74         KEY(7, 0, KEY_S),
75         KEY(7, 1, KEY_L),
76         KEY(7, 2, KEY_C),
77         KEY(7, 3, KEY_LEFT),
78         KEY(0xff, 0, KEY_F6),
79         KEY(0xff, 1, KEY_F7),
80         KEY(0xff, 2, KEY_F8),
81         KEY(0xff, 4, KEY_F9),
82         KEY(0xff, 5, KEY_F10),
83 };
84
85 static struct twl4030_keypad_data rx51_kp_data = {
86         .rows           = 8,
87         .cols           = 8,
88         .keymap         = rx51_keymap,
89         .keymapsize     = ARRAY_SIZE(rx51_keymap),
90         .rep            = 1,
91 };
92
93 static struct twl4030_madc_platform_data rx51_madc_data = {
94         .irq_line               = 1,
95 };
96
97 static struct twl4030_hsmmc_info mmc[] = {
98         {
99                 .name           = "external",
100                 .mmc            = 1,
101                 .wires          = 4,
102                 .cover_only     = true,
103                 .gpio_cd        = 160,
104                 .gpio_wp        = -EINVAL,
105         },
106         {
107                 .name           = "internal",
108                 .mmc            = 2,
109                 .wires          = 8,
110                 .gpio_cd        = -EINVAL,
111                 .gpio_wp        = -EINVAL,
112         },
113         {}      /* Terminator */
114 };
115
116 static struct regulator_consumer_supply rx51_vmmc1_supply = {
117         .supply                 = "vmmc",
118 };
119
120 static struct regulator_consumer_supply rx51_vmmc2_supply = {
121         .supply                 = "vmmc",
122 };
123
124 static struct regulator_consumer_supply rx51_vsim_supply = {
125         .supply                 = "vmmc_aux",
126 };
127
128 static struct regulator_init_data rx51_vaux1 = {
129         .constraints = {
130                 .name                   = "V28",
131                 .min_uV                 = 2800000,
132                 .max_uV                 = 2800000,
133                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
134                                         | REGULATOR_MODE_STANDBY,
135                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
136                                         | REGULATOR_CHANGE_STATUS,
137         },
138 };
139
140 static struct regulator_init_data rx51_vaux2 = {
141         .constraints = {
142                 .name                   = "VCSI",
143                 .min_uV                 = 1800000,
144                 .max_uV                 = 1800000,
145                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
146                                         | REGULATOR_MODE_STANDBY,
147                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
148                                         | REGULATOR_CHANGE_STATUS,
149         },
150 };
151
152 /* VAUX3 - adds more power to VIO_18 rail */
153 static struct regulator_init_data rx51_vaux3_cam = {
154         .constraints = {
155                 .name                   = "VCAM_DIG_18",
156                 .min_uV                 = 1800000,
157                 .max_uV                 = 1800000,
158                 .apply_uV               = true,
159                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
160                                         | REGULATOR_MODE_STANDBY,
161                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
162                                         | REGULATOR_CHANGE_STATUS,
163         },
164 };
165
166 static struct regulator_init_data rx51_vaux3_mmc = {
167         .constraints = {
168                 .name                   = "VMMC2_30",
169                 .min_uV                 = 2800000,
170                 .max_uV                 = 3000000,
171                 .apply_uV               = true,
172                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
173                                         | REGULATOR_MODE_STANDBY,
174                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
175                                         | REGULATOR_CHANGE_MODE
176                                         | REGULATOR_CHANGE_STATUS,
177         },
178         .num_consumer_supplies  = 1,
179         .consumer_supplies      = &rx51_vmmc2_supply,
180 };
181
182 static struct regulator_init_data rx51_vaux4 = {
183         .constraints = {
184                 .name                   = "VCAM_ANA_28",
185                 .min_uV                 = 2800000,
186                 .max_uV                 = 2800000,
187                 .apply_uV               = true,
188                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
189                                         | REGULATOR_MODE_STANDBY,
190                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
191                                         | REGULATOR_CHANGE_STATUS,
192         },
193 };
194
195 static struct regulator_init_data rx51_vmmc1 = {
196         .constraints = {
197                 .min_uV                 = 1850000,
198                 .max_uV                 = 3150000,
199                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
200                                         | REGULATOR_MODE_STANDBY,
201                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
202                                         | REGULATOR_CHANGE_MODE
203                                         | REGULATOR_CHANGE_STATUS,
204         },
205         .num_consumer_supplies  = 1,
206         .consumer_supplies      = &rx51_vmmc1_supply,
207 };
208
209 static struct regulator_init_data rx51_vmmc2 = {
210         .constraints = {
211                 .name                   = "VMMC2_30",
212                 .min_uV                 = 1850000,
213                 .max_uV                 = 3150000,
214                 .apply_uV               = true,
215                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
216                                         | REGULATOR_MODE_STANDBY,
217                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
218                                         | REGULATOR_CHANGE_MODE
219                                         | REGULATOR_CHANGE_STATUS,
220         },
221         .num_consumer_supplies  = 1,
222         .consumer_supplies      = &rx51_vmmc2_supply,
223 };
224
225 static struct regulator_init_data rx51_vsim = {
226         .constraints = {
227                 .name                   = "VMMC2_IO_18",
228                 .min_uV                 = 1800000,
229                 .max_uV                 = 1800000,
230                 .apply_uV               = true,
231                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
232                                         | REGULATOR_MODE_STANDBY,
233                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
234                                         | REGULATOR_CHANGE_STATUS,
235         },
236         .num_consumer_supplies  = 1,
237         .consumer_supplies      = &rx51_vsim_supply,
238 };
239
240 static struct regulator_init_data rx51_vdac = {
241         .constraints = {
242                 .min_uV                 = 1800000,
243                 .max_uV                 = 1800000,
244                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
245                                         | REGULATOR_MODE_STANDBY,
246                 .valid_ops_mask         = REGULATOR_CHANGE_VOLTAGE
247                                         | REGULATOR_CHANGE_MODE
248                                         | REGULATOR_CHANGE_STATUS,
249         },
250 };
251
252 static int rx51_twlgpio_setup(struct device *dev, unsigned gpio, unsigned n)
253 {
254         /* FIXME this gpio setup is just a placeholder for now */
255         gpio_request(gpio + 6, "backlight_pwm");
256         gpio_direction_output(gpio + 6, 0);
257         gpio_request(gpio + 7, "speaker_en");
258         gpio_direction_output(gpio + 7, 1);
259
260         /* set up MMC adapters, linking their regulators to them */
261         twl4030_mmc_init(mmc);
262         rx51_vmmc1_supply.dev = mmc[0].dev;
263         rx51_vmmc2_supply.dev = mmc[1].dev;
264         rx51_vsim_supply.dev = mmc[1].dev;
265
266         return 0;
267 }
268
269 static struct twl4030_gpio_platform_data rx51_gpio_data = {
270         .gpio_base              = OMAP_MAX_GPIO_LINES,
271         .irq_base               = TWL4030_GPIO_IRQ_BASE,
272         .irq_end                = TWL4030_GPIO_IRQ_END,
273         .pulldowns              = BIT(0) | BIT(1) | BIT(2) | BIT(3)
274                                 | BIT(4) | BIT(5)
275                                 | BIT(8) | BIT(9) | BIT(10) | BIT(11)
276                                 | BIT(12) | BIT(13) | BIT(14) | BIT(15)
277                                 | BIT(16) | BIT(17) ,
278         .setup                  = rx51_twlgpio_setup,
279 };
280
281 static struct twl4030_usb_data rx51_usb_data = {
282         .usb_mode               = T2_USB_MODE_ULPI,
283 };
284
285 static struct twl4030_ins sleep_on_seq[] __initdata = {
286 /*
287  * Turn off VDD1 and VDD2.
288  */
289         {MSG_SINGULAR(DEV_GRP_P1, 0xf, RES_STATE_OFF), 4},
290         {MSG_SINGULAR(DEV_GRP_P1, 0x10, RES_STATE_OFF), 2},
291 /*
292  * And also turn off the OMAP3 PLLs and the sysclk output.
293  */
294         {MSG_SINGULAR(DEV_GRP_P1, 0x7, RES_STATE_OFF), 3},
295         {MSG_SINGULAR(DEV_GRP_P1, 0x17, RES_STATE_OFF), 3},
296 };
297
298 static struct twl4030_script sleep_on_script __initdata = {
299         .script = sleep_on_seq,
300         .size   = ARRAY_SIZE(sleep_on_seq),
301         .flags  = TWL4030_SLEEP_SCRIPT,
302 };
303
304 static struct twl4030_ins wakeup_seq[] __initdata = {
305 /*
306  * Reenable the OMAP3 PLLs.
307  * Wakeup VDD1 and VDD2.
308  * Reenable sysclk output.
309  */
310         {MSG_SINGULAR(DEV_GRP_P1, 0x7, RES_STATE_ACTIVE), 0x30},
311         {MSG_SINGULAR(DEV_GRP_P1, 0xf, RES_STATE_ACTIVE), 0x30},
312         {MSG_SINGULAR(DEV_GRP_P1, 0x10, RES_STATE_ACTIVE), 0x37},
313         {MSG_SINGULAR(DEV_GRP_P1, 0x19, RES_STATE_ACTIVE), 3},
314 };
315
316 static struct twl4030_script wakeup_script __initdata = {
317         .script = wakeup_seq,
318         .size   = ARRAY_SIZE(wakeup_seq),
319         .flags  = TWL4030_WAKEUP12_SCRIPT,
320 };
321
322 static struct twl4030_ins wakeup_p3_seq[] __initdata = {
323 /*
324  * Wakeup VDD1 (dummy to be able to insert a delay)
325  * Enable CLKEN
326  */
327         {MSG_SINGULAR(DEV_GRP_P1, 0x17, RES_STATE_ACTIVE), 3},
328 };
329
330 static struct twl4030_script wakeup_p3_script __initdata = {
331         .script = wakeup_p3_seq,
332         .size   = ARRAY_SIZE(wakeup_p3_seq),
333         .flags  = TWL4030_WAKEUP3_SCRIPT,
334 };
335
336 static struct twl4030_ins wrst_seq[] __initdata = {
337 /*
338  * Reset twl4030.
339  * Reset VDD1 regulator.
340  * Reset VDD2 regulator.
341  * Reset VPLL1 regulator.
342  * Enable sysclk output.
343  * Reenable twl4030.
344  */
345         {MSG_SINGULAR(DEV_GRP_NULL, RES_RESET, RES_STATE_OFF), 2},
346         {MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_ALL, 0, 1, RES_STATE_ACTIVE),
347                 0x13},
348         {MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_PP, 0, 2, RES_STATE_WRST), 0x13},
349         {MSG_BROADCAST(DEV_GRP_NULL, RES_GRP_PP, 0, 3, RES_STATE_OFF), 0x13},
350         {MSG_SINGULAR(DEV_GRP_NULL, RES_VDD1, RES_STATE_WRST), 0x13},
351         {MSG_SINGULAR(DEV_GRP_NULL, RES_VDD2, RES_STATE_WRST), 0x13},
352         {MSG_SINGULAR(DEV_GRP_NULL, RES_VPLL1, RES_STATE_WRST), 0x35},
353         {MSG_SINGULAR(DEV_GRP_P1, RES_HFCLKOUT, RES_STATE_ACTIVE), 2},
354         {MSG_SINGULAR(DEV_GRP_NULL, RES_RESET, RES_STATE_ACTIVE), 2},
355 };
356
357 static struct twl4030_script wrst_script __initdata = {
358         .script = wrst_seq,
359         .size   = ARRAY_SIZE(wrst_seq),
360         .flags  = TWL4030_WRST_SCRIPT,
361 };
362
363 static struct twl4030_script *twl4030_scripts[] __initdata = {
364         /* wakeup12 script should be loaded before sleep script, otherwise a
365            board might hit retention before loading of wakeup script is
366            completed. This can cause boot failures depending on timing issues.
367         */
368         &wakeup_script,
369         &sleep_on_script,
370         &wakeup_p3_script,
371         &wrst_script,
372 };
373
374 static struct twl4030_resconfig twl4030_rconfig[] __initdata = {
375         { .resource = RES_VINTANA1, .devgroup = -1, .type = -1, .type2 = 1 },
376         { .resource = RES_VINTANA2, .devgroup = -1, .type = -1, .type2 = 1 },
377         { .resource = RES_VINTDIG, .devgroup = -1, .type = -1, .type2 = 1 },
378         { .resource = RES_VMMC1, .devgroup = -1, .type = -1, .type2 = 3},
379         { .resource = RES_VMMC2, .devgroup = DEV_GRP_NULL, .type = -1,
380           .type2 = 3},
381         { .resource = RES_VAUX1, .devgroup = -1, .type = -1, .type2 = 3},
382         { .resource = RES_VAUX2, .devgroup = -1, .type = -1, .type2 = 3},
383         { .resource = RES_VAUX3, .devgroup = -1, .type = -1, .type2 = 3},
384         { .resource = RES_VAUX4, .devgroup = -1, .type = -1, .type2 = 3},
385         { .resource = RES_VPLL2, .devgroup = -1, .type = -1, .type2 = 3},
386         { .resource = RES_VDAC, .devgroup = -1, .type = -1, .type2 = 3},
387         { .resource = RES_VSIM, .devgroup = DEV_GRP_NULL, .type = -1,
388           .type2 = 3},
389         { .resource = RES_CLKEN, .devgroup = DEV_GRP_P3, .type = -1,
390                 .type2 = 1 },
391         { 0, 0},
392 };
393
394 static struct twl4030_power_data rx51_t2scripts_data __initdata = {
395         .scripts        = twl4030_scripts,
396         .num = ARRAY_SIZE(twl4030_scripts),
397         .resource_config = twl4030_rconfig,
398 };
399
400
401
402 static struct twl4030_platform_data rx51_twldata __initdata = {
403         .irq_base               = TWL4030_IRQ_BASE,
404         .irq_end                = TWL4030_IRQ_END,
405
406         /* platform_data for children goes here */
407         .gpio                   = &rx51_gpio_data,
408         .keypad                 = &rx51_kp_data,
409         .madc                   = &rx51_madc_data,
410         .usb                    = &rx51_usb_data,
411         .power                  = &rx51_t2scripts_data,
412
413         .vaux1                  = &rx51_vaux1,
414         .vaux2                  = &rx51_vaux2,
415         .vaux4                  = &rx51_vaux4,
416         .vmmc1                  = &rx51_vmmc1,
417         .vsim                   = &rx51_vsim,
418         .vdac                   = &rx51_vdac,
419 };
420
421 static struct i2c_board_info __initdata rx51_peripherals_i2c_board_info_1[] = {
422         {
423                 I2C_BOARD_INFO("twl5030", 0x48),
424                 .flags = I2C_CLIENT_WAKE,
425                 .irq = INT_34XX_SYS_NIRQ,
426                 .platform_data = &rx51_twldata,
427         },
428 };
429
430 static int __init rx51_i2c_init(void)
431 {
432         if ((system_rev >= SYSTEM_REV_S_USES_VAUX3 && system_rev < 0x100) ||
433             system_rev >= SYSTEM_REV_B_USES_VAUX3)
434                 rx51_twldata.vaux3 = &rx51_vaux3_mmc;
435         else {
436                 rx51_twldata.vaux3 = &rx51_vaux3_cam;
437                 rx51_twldata.vmmc2 = &rx51_vmmc2;
438         }
439         omap_register_i2c_bus(1, 2600, rx51_peripherals_i2c_board_info_1,
440                         ARRAY_SIZE(rx51_peripherals_i2c_board_info_1));
441         omap_register_i2c_bus(2, 100, NULL, 0);
442         omap_register_i2c_bus(3, 400, NULL, 0);
443         return 0;
444 }
445
446 #if defined(CONFIG_MTD_ONENAND_OMAP2) || \
447         defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
448
449 static struct mtd_partition onenand_partitions[] = {
450         {
451                 .name           = "bootloader",
452                 .offset         = 0,
453                 .size           = 0x20000,
454                 .mask_flags     = MTD_WRITEABLE,        /* Force read-only */
455         },
456         {
457                 .name           = "config",
458                 .offset         = MTDPART_OFS_APPEND,
459                 .size           = 0x60000,
460         },
461         {
462                 .name           = "log",
463                 .offset         = MTDPART_OFS_APPEND,
464                 .size           = 0x40000,
465         },
466         {
467                 .name           = "kernel",
468                 .offset         = MTDPART_OFS_APPEND,
469                 .size           = 0x200000,
470         },
471         {
472                 .name           = "initfs",
473                 .offset         = MTDPART_OFS_APPEND,
474                 .size           = 0x200000,
475         },
476         {
477                 .name           = "rootfs",
478                 .offset         = MTDPART_OFS_APPEND,
479                 .size           = MTDPART_SIZ_FULL,
480         },
481 };
482
483 static struct omap_onenand_platform_data board_onenand_data = {
484         .cs             = 0,
485         .gpio_irq       = 65,
486         .parts          = onenand_partitions,
487         .nr_parts       = ARRAY_SIZE(onenand_partitions),
488         .flags          = ONENAND_SYNC_READWRITE,
489 };
490
491 static void __init board_onenand_init(void)
492 {
493         gpmc_onenand_init(&board_onenand_data);
494 }
495
496 #else
497
498 static inline void board_onenand_init(void)
499 {
500 }
501
502 #endif
503
504 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
505
506 static struct omap_smc91x_platform_data board_smc91x_data = {
507         .cs             = 1,
508         .gpio_irq       = 54,
509         .gpio_pwrdwn    = 86,
510         .gpio_reset     = 164,
511         .flags          = GPMC_TIMINGS_SMC91C96 | IORESOURCE_IRQ_HIGHLEVEL,
512 };
513
514 static void __init board_smc91x_init(void)
515 {
516         omap_cfg_reg(U8_34XX_GPIO54_DOWN);
517         omap_cfg_reg(G25_34XX_GPIO86_OUT);
518         omap_cfg_reg(H19_34XX_GPIO164_OUT);
519
520         gpmc_smc91x_init(&board_smc91x_data);
521 }
522
523 #else
524
525 static inline void board_smc91x_init(void)
526 {
527 }
528
529 #endif
530
531 void __init rx51_peripherals_init(void)
532 {
533         rx51_i2c_init();
534         board_onenand_init();
535         board_smc91x_init();
536 }
537