ARM: OMAP: RX51: set MMC capabilities and power-saving flag
[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 #include <linux/mmc/host.h>
23
24 #include <mach/mcspi.h>
25 #include <mach/mux.h>
26 #include <mach/board.h>
27 #include <mach/common.h>
28 #include <mach/dma.h>
29 #include <mach/gpmc.h>
30 #include <mach/keypad.h>
31 #include <mach/onenand.h>
32 #include <mach/gpmc-smc91x.h>
33
34 #include "mmc-twl4030.h"
35
36 #define SYSTEM_REV_B_USES_VAUX3 0x1699
37 #define SYSTEM_REV_S_USES_VAUX3 0x8
38
39 static int rx51_keymap[] = {
40         KEY(0, 0, KEY_Q),
41         KEY(0, 1, KEY_W),
42         KEY(0, 2, KEY_E),
43         KEY(0, 3, KEY_R),
44         KEY(0, 4, KEY_T),
45         KEY(0, 5, KEY_Y),
46         KEY(0, 6, KEY_U),
47         KEY(0, 7, KEY_I),
48         KEY(1, 0, KEY_O),
49         KEY(1, 1, KEY_D),
50         KEY(1, 2, KEY_DOT),
51         KEY(1, 3, KEY_V),
52         KEY(1, 4, KEY_DOWN),
53         KEY(2, 0, KEY_P),
54         KEY(2, 1, KEY_F),
55         KEY(2, 2, KEY_UP),
56         KEY(2, 3, KEY_B),
57         KEY(2, 4, KEY_RIGHT),
58         KEY(3, 0, KEY_COMMA),
59         KEY(3, 1, KEY_G),
60         KEY(3, 2, KEY_ENTER),
61         KEY(3, 3, KEY_N),
62         KEY(4, 0, KEY_BACKSPACE),
63         KEY(4, 1, KEY_H),
64         KEY(4, 3, KEY_M),
65         KEY(4, 4, KEY_LEFTCTRL),
66         KEY(5, 1, KEY_J),
67         KEY(5, 2, KEY_Z),
68         KEY(5, 3, KEY_SPACE),
69         KEY(5, 4, KEY_LEFTSHIFT),
70         KEY(6, 0, KEY_A),
71         KEY(6, 1, KEY_K),
72         KEY(6, 2, KEY_X),
73         KEY(6, 3, KEY_SPACE),
74         KEY(6, 4, KEY_FN),
75         KEY(7, 0, KEY_S),
76         KEY(7, 1, KEY_L),
77         KEY(7, 2, KEY_C),
78         KEY(7, 3, KEY_LEFT),
79         KEY(0xff, 0, KEY_F6),
80         KEY(0xff, 1, KEY_F7),
81         KEY(0xff, 2, KEY_F8),
82         KEY(0xff, 4, KEY_F9),
83         KEY(0xff, 5, KEY_F10),
84 };
85
86 static struct twl4030_keypad_data rx51_kp_data = {
87         .rows           = 8,
88         .cols           = 8,
89         .keymap         = rx51_keymap,
90         .keymapsize     = ARRAY_SIZE(rx51_keymap),
91         .rep            = 1,
92 };
93
94 static struct twl4030_madc_platform_data rx51_madc_data = {
95         .irq_line               = 1,
96 };
97
98 static struct twl4030_hsmmc_info mmc[] = {
99         {
100                 .name           = "external",
101                 .mmc            = 1,
102                 .wires          = 4,
103                 .cover_only     = true,
104                 .gpio_cd        = 160,
105                 .gpio_wp        = -EINVAL,
106                 .power_saving   = true,
107         },
108         {
109                 .name           = "internal",
110                 .mmc            = 2,
111                 .wires          = 8,
112                 .gpio_cd        = -EINVAL,
113                 .gpio_wp        = -EINVAL,
114                 .nonremovable   = true,
115                 .power_saving   = true,
116         },
117         {}      /* Terminator */
118 };
119
120 static struct regulator_consumer_supply rx51_vmmc1_supply = {
121         .supply                 = "vmmc",
122 };
123
124 static struct regulator_consumer_supply rx51_vmmc2_supply = {
125         .supply                 = "vmmc",
126 };
127
128 static struct regulator_consumer_supply rx51_vsim_supply = {
129         .supply                 = "vmmc_aux",
130 };
131
132 static struct regulator_init_data rx51_vaux1 = {
133         .constraints = {
134                 .name                   = "V28",
135                 .min_uV                 = 2800000,
136                 .max_uV                 = 2800000,
137                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
138                                         | REGULATOR_MODE_STANDBY,
139                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
140                                         | REGULATOR_CHANGE_STATUS,
141         },
142 };
143
144 static struct regulator_init_data rx51_vaux2 = {
145         .constraints = {
146                 .name                   = "VCSI",
147                 .min_uV                 = 1800000,
148                 .max_uV                 = 1800000,
149                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
150                                         | REGULATOR_MODE_STANDBY,
151                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
152                                         | REGULATOR_CHANGE_STATUS,
153         },
154 };
155
156 /* VAUX3 - adds more power to VIO_18 rail */
157 static struct regulator_init_data rx51_vaux3_cam = {
158         .constraints = {
159                 .name                   = "VCAM_DIG_18",
160                 .min_uV                 = 1800000,
161                 .max_uV                 = 1800000,
162                 .apply_uV               = true,
163                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
164                                         | REGULATOR_MODE_STANDBY,
165                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
166                                         | REGULATOR_CHANGE_STATUS,
167         },
168 };
169
170 static struct regulator_init_data rx51_vaux3_mmc = {
171         .constraints = {
172                 .name                   = "VMMC2_30",
173                 .min_uV                 = 2800000,
174                 .max_uV                 = 3000000,
175                 .apply_uV               = true,
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,
181         },
182         .num_consumer_supplies  = 1,
183         .consumer_supplies      = &rx51_vmmc2_supply,
184 };
185
186 static struct regulator_init_data rx51_vaux4 = {
187         .constraints = {
188                 .name                   = "VCAM_ANA_28",
189                 .min_uV                 = 2800000,
190                 .max_uV                 = 2800000,
191                 .apply_uV               = true,
192                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
193                                         | REGULATOR_MODE_STANDBY,
194                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
195                                         | REGULATOR_CHANGE_STATUS,
196         },
197 };
198
199 static struct regulator_init_data rx51_vmmc1 = {
200         .constraints = {
201                 .min_uV                 = 1850000,
202                 .max_uV                 = 3150000,
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,
208         },
209         .num_consumer_supplies  = 1,
210         .consumer_supplies      = &rx51_vmmc1_supply,
211 };
212
213 static struct regulator_init_data rx51_vmmc2 = {
214         .constraints = {
215                 .name                   = "VMMC2_30",
216                 .min_uV                 = 1850000,
217                 .max_uV                 = 3150000,
218                 .apply_uV               = true,
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,
224         },
225         .num_consumer_supplies  = 1,
226         .consumer_supplies      = &rx51_vmmc2_supply,
227 };
228
229 static struct regulator_init_data rx51_vsim = {
230         .constraints = {
231                 .name                   = "VMMC2_IO_18",
232                 .min_uV                 = 1800000,
233                 .max_uV                 = 1800000,
234                 .apply_uV               = true,
235                 .valid_modes_mask       = REGULATOR_MODE_NORMAL
236                                         | REGULATOR_MODE_STANDBY,
237                 .valid_ops_mask         = REGULATOR_CHANGE_MODE
238                                         | REGULATOR_CHANGE_STATUS,
239         },
240         .num_consumer_supplies  = 1,
241         .consumer_supplies      = &rx51_vsim_supply,
242 };
243
244 static struct regulator_init_data rx51_vdac = {
245         .constraints = {
246                 .min_uV                 = 1800000,
247                 .max_uV                 = 1800000,
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,
253         },
254 };
255
256 static int rx51_twlgpio_setup(struct device *dev, unsigned gpio, unsigned n)
257 {
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);
263
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;
269
270         return 0;
271 }
272
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)
278                                 | BIT(4) | BIT(5)
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,
283 };
284
285 static struct twl4030_usb_data rx51_usb_data = {
286         .usb_mode               = T2_USB_MODE_ULPI,
287 };
288
289 static struct twl4030_ins sleep_on_seq[] __initdata = {
290 /*
291  * Turn off VDD1 and VDD2.
292  */
293         {MSG_SINGULAR(DEV_GRP_P1, 0xf, RES_STATE_OFF), 4},
294         {MSG_SINGULAR(DEV_GRP_P1, 0x10, RES_STATE_OFF), 2},
295 /*
296  * And also turn off the OMAP3 PLLs and the sysclk output.
297  */
298         {MSG_SINGULAR(DEV_GRP_P1, 0x7, RES_STATE_OFF), 3},
299         {MSG_SINGULAR(DEV_GRP_P1, 0x17, RES_STATE_OFF), 3},
300 };
301
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,
306 };
307
308 static struct twl4030_ins wakeup_seq[] __initdata = {
309 /*
310  * Reenable the OMAP3 PLLs.
311  * Wakeup VDD1 and VDD2.
312  * Reenable sysclk output.
313  */
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},
318 };
319
320 static struct twl4030_script wakeup_script __initdata = {
321         .script = wakeup_seq,
322         .size   = ARRAY_SIZE(wakeup_seq),
323         .flags  = TWL4030_WAKEUP12_SCRIPT,
324 };
325
326 static struct twl4030_ins wakeup_p3_seq[] __initdata = {
327 /*
328  * Wakeup VDD1 (dummy to be able to insert a delay)
329  * Enable CLKEN
330  */
331         {MSG_SINGULAR(DEV_GRP_P1, 0x17, RES_STATE_ACTIVE), 3},
332 };
333
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,
338 };
339
340 static struct twl4030_ins wrst_seq[] __initdata = {
341 /*
342  * Reset twl4030.
343  * Reset VDD1 regulator.
344  * Reset VDD2 regulator.
345  * Reset VPLL1 regulator.
346  * Enable sysclk output.
347  * Reenable twl4030.
348  */
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),
351                 0x13},
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},
359 };
360
361 static struct twl4030_script wrst_script __initdata = {
362         .script = wrst_seq,
363         .size   = ARRAY_SIZE(wrst_seq),
364         .flags  = TWL4030_WRST_SCRIPT,
365 };
366
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.
371         */
372         &wakeup_script,
373         &sleep_on_script,
374         &wakeup_p3_script,
375         &wrst_script,
376 };
377
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,
384           .type2 = 3},
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,
392           .type2 = 3},
393         { .resource = RES_CLKEN, .devgroup = DEV_GRP_P3, .type = -1,
394                 .type2 = 1 },
395         { 0, 0},
396 };
397
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,
402 };
403
404
405
406 static struct twl4030_platform_data rx51_twldata __initdata = {
407         .irq_base               = TWL4030_IRQ_BASE,
408         .irq_end                = TWL4030_IRQ_END,
409
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,
416
417         .vaux1                  = &rx51_vaux1,
418         .vaux2                  = &rx51_vaux2,
419         .vaux4                  = &rx51_vaux4,
420         .vmmc1                  = &rx51_vmmc1,
421         .vsim                   = &rx51_vsim,
422         .vdac                   = &rx51_vdac,
423 };
424
425 static struct i2c_board_info __initdata rx51_peripherals_i2c_board_info_1[] = {
426         {
427                 I2C_BOARD_INFO("twl5030", 0x48),
428                 .flags = I2C_CLIENT_WAKE,
429                 .irq = INT_34XX_SYS_NIRQ,
430                 .platform_data = &rx51_twldata,
431         },
432 };
433
434 static int __init rx51_i2c_init(void)
435 {
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;
439         else {
440                 rx51_twldata.vaux3 = &rx51_vaux3_cam;
441                 rx51_twldata.vmmc2 = &rx51_vmmc2;
442         }
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);
447         return 0;
448 }
449
450 #if defined(CONFIG_MTD_ONENAND_OMAP2) || \
451         defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)
452
453 static struct mtd_partition onenand_partitions[] = {
454         {
455                 .name           = "bootloader",
456                 .offset         = 0,
457                 .size           = 0x20000,
458                 .mask_flags     = MTD_WRITEABLE,        /* Force read-only */
459         },
460         {
461                 .name           = "config",
462                 .offset         = MTDPART_OFS_APPEND,
463                 .size           = 0x60000,
464         },
465         {
466                 .name           = "log",
467                 .offset         = MTDPART_OFS_APPEND,
468                 .size           = 0x40000,
469         },
470         {
471                 .name           = "kernel",
472                 .offset         = MTDPART_OFS_APPEND,
473                 .size           = 0x200000,
474         },
475         {
476                 .name           = "initfs",
477                 .offset         = MTDPART_OFS_APPEND,
478                 .size           = 0x200000,
479         },
480         {
481                 .name           = "rootfs",
482                 .offset         = MTDPART_OFS_APPEND,
483                 .size           = MTDPART_SIZ_FULL,
484         },
485 };
486
487 static struct omap_onenand_platform_data board_onenand_data = {
488         .cs             = 0,
489         .gpio_irq       = 65,
490         .parts          = onenand_partitions,
491         .nr_parts       = ARRAY_SIZE(onenand_partitions),
492         .flags          = ONENAND_SYNC_READWRITE,
493 };
494
495 static void __init board_onenand_init(void)
496 {
497         gpmc_onenand_init(&board_onenand_data);
498 }
499
500 #else
501
502 static inline void board_onenand_init(void)
503 {
504 }
505
506 #endif
507
508 #if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)
509
510 static struct omap_smc91x_platform_data board_smc91x_data = {
511         .cs             = 1,
512         .gpio_irq       = 54,
513         .gpio_pwrdwn    = 86,
514         .gpio_reset     = 164,
515         .flags          = GPMC_TIMINGS_SMC91C96 | IORESOURCE_IRQ_HIGHLEVEL,
516 };
517
518 static void __init board_smc91x_init(void)
519 {
520         omap_cfg_reg(U8_34XX_GPIO54_DOWN);
521         omap_cfg_reg(G25_34XX_GPIO86_OUT);
522         omap_cfg_reg(H19_34XX_GPIO164_OUT);
523
524         gpmc_smc91x_init(&board_smc91x_data);
525 }
526
527 #else
528
529 static inline void board_smc91x_init(void)
530 {
531 }
532
533 #endif
534
535 void __init rx51_peripherals_init(void)
536 {
537         rx51_i2c_init();
538         board_onenand_init();
539         board_smc91x_init();
540 }
541