aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/mach-omap2/board-omap3pandora.c
blob: 8be261506056b4de54d7a12a7c95df27e3afcec5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
/*
 * board-omap3pandora.c (Pandora Handheld Console)
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * version 2 as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA
 *
 */

#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>

#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>
#include <linux/regulator/machine.h>
#include <linux/i2c/twl.h>
#include <linux/wl12xx.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/nand.h>
#include <linux/leds.h>
#include <linux/input.h>
#include <linux/input/matrix_keypad.h>
#include <linux/gpio_keys.h>
#include <linux/mmc/host.h>
#include <linux/mmc/card.h>
#include <linux/regulator/fixed.h>

#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>

#include <plat/board.h>
#include <plat/common.h>
#include <mach/gpio.h>
#include <mach/hardware.h>
#include <plat/mcspi.h>
#include <plat/usb.h>
#include <plat/display.h>
#include <plat/nand.h>

#include "mux.h"
#include "sdram-micron-mt46h32m32lf-6.h"
#include "hsmmc.h"

#define PANDORA_WIFI_IRQ_GPIO		21
#define PANDORA_WIFI_NRESET_GPIO	23
#define OMAP3_PANDORA_TS_GPIO		94

#define NAND_BLOCK_SIZE			SZ_128K

static struct mtd_partition omap3pandora_nand_partitions[] = {
	{
		.name           = "xloader",
		.offset         = 0,
		.size           = 4 * NAND_BLOCK_SIZE,
		.mask_flags     = MTD_WRITEABLE
	}, {
		.name           = "uboot",
		.offset         = MTDPART_OFS_APPEND,
		.size           = 15 * NAND_BLOCK_SIZE,
	}, {
		.name           = "uboot-env",
		.offset         = MTDPART_OFS_APPEND,
		.size           = 1 * NAND_BLOCK_SIZE,
	}, {
		.name           = "boot",
		.offset         = MTDPART_OFS_APPEND,
		.size           = 80 * NAND_BLOCK_SIZE,
	}, {
		.name           = "rootfs",
		.offset         = MTDPART_OFS_APPEND,
		.size           = MTDPART_SIZ_FULL,
	},
};

static struct omap_nand_platform_data pandora_nand_data = {
	.cs		= 0,
	.devsize	= 1,	/* '0' for 8-bit, '1' for 16-bit device */
	.parts		= omap3pandora_nand_partitions,
	.nr_parts	= ARRAY_SIZE(omap3pandora_nand_partitions),
};

static struct gpio_led pandora_gpio_leds[] = {
	{
		.name			= "pandora::sd1",
		.default_trigger	= "mmc0",
		.gpio			= 128,
	}, {
		.name			= "pandora::sd2",
		.default_trigger	= "mmc1",
		.gpio			= 129,
	}, {
		.name			= "pandora::bluetooth",
		.gpio			= 158,
	}, {
		.name			= "pandora::wifi",
		.gpio			= 159,
	},
};

static struct gpio_led_platform_data pandora_gpio_led_data = {
	.leds		= pandora_gpio_leds,
	.num_leds	= ARRAY_SIZE(pandora_gpio_leds),
};

static struct platform_device pandora_leds_gpio = {
	.name	= "leds-gpio",
	.id	= -1,
	.dev	= {
		.platform_data	= &pandora_gpio_led_data,
	},
};

#define GPIO_BUTTON(gpio_num, ev_type, ev_code, act_low, descr)	\
{								\
	.gpio		= gpio_num,				\
	.type		= ev_type,				\
	.code		= ev_code,				\
	.active_low	= act_low,				\
	.debounce_interval = 4,					\
	.desc		= "btn " descr,				\
}

#define GPIO_BUTTON_LOW(gpio_num, event_code, description)	\
	GPIO_BUTTON(gpio_num, EV_KEY, event_code, 1, description)

static struct gpio_keys_button pandora_gpio_keys[] = {
	GPIO_BUTTON_LOW(110,	KEY_UP,		"up"),
	GPIO_BUTTON_LOW(103,	KEY_DOWN,	"down"),
	GPIO_BUTTON_LOW(96,	KEY_LEFT,	"left"),
	GPIO_BUTTON_LOW(98,	KEY_RIGHT,	"right"),
	GPIO_BUTTON_LOW(109,	KEY_PAGEUP,	"game 1"),
	GPIO_BUTTON_LOW(111,	KEY_END,	"game 2"),
	GPIO_BUTTON_LOW(106,	KEY_PAGEDOWN,	"game 3"),
	GPIO_BUTTON_LOW(101,	KEY_HOME,	"game 4"),
	GPIO_BUTTON_LOW(102,	KEY_RIGHTSHIFT,	"l"),
	GPIO_BUTTON_LOW(97,	KEY_KPPLUS,	"l2"),
	GPIO_BUTTON_LOW(105,	KEY_RIGHTCTRL,	"r"),
	GPIO_BUTTON_LOW(107,	KEY_KPMINUS,	"r2"),
	GPIO_BUTTON_LOW(104,	KEY_LEFTCTRL,	"ctrl"),
	GPIO_BUTTON_LOW(99,	KEY_MENU,	"menu"),
	GPIO_BUTTON_LOW(176,	KEY_COFFEE,	"hold"),
	GPIO_BUTTON(100, EV_KEY, KEY_LEFTALT, 0, "alt"),
	GPIO_BUTTON(108, EV_SW, SW_LID, 1, "lid"),
};

static struct gpio_keys_platform_data pandora_gpio_key_info = {
	.buttons	= pandora_gpio_keys,
	.nbuttons	= ARRAY_SIZE(pandora_gpio_keys),
};

static struct platform_device pandora_keys_gpio = {
	.name	= "gpio-keys",
	.id	= -1,
	.dev	= {
		.platform_data	= &pandora_gpio_key_info,
	},
};

static const uint32_t board_keymap[] = {
	/* row, col, code */
	KEY(0, 0, KEY_9),
	KEY(0, 1, KEY_8),
	KEY(0, 2, KEY_I),
	KEY(0, 3, KEY_J),
	KEY(0, 4, KEY_N),
	KEY(0, 5, KEY_M),
	KEY(1, 0, KEY_0),
	KEY(1, 1, KEY_7),
	KEY(1, 2, KEY_U),
	KEY(1, 3, KEY_H),
	KEY(1, 4, KEY_B),
	KEY(1, 5, KEY_SPACE),
	KEY(2, 0, KEY_BACKSPACE),
	KEY(2, 1, KEY_6),
	KEY(2, 2, KEY_Y),
	KEY(2, 3, KEY_G),
	KEY(2, 4, KEY_V),
	KEY(2, 5, KEY_FN),
	KEY(3, 0, KEY_O),
	KEY(3, 1, KEY_5),
	KEY(3, 2, KEY_T),
	KEY(3, 3, KEY_F),
	KEY(3, 4, KEY_C),
	KEY(4, 0, KEY_P),
	KEY(4, 1, KEY_4),
	KEY(4, 2, KEY_R),
	KEY(4, 3, KEY_D),
	KEY(4, 4, KEY_X),
	KEY(5, 0, KEY_K),
	KEY(5, 1, KEY_3),
	KEY(5, 2, KEY_E),
	KEY(5, 3, KEY_S),
	KEY(5, 4, KEY_Z),
	KEY(6, 0, KEY_L),
	KEY(6, 1, KEY_2),
	KEY(6, 2, KEY_W),
	KEY(6, 3, KEY_A),
	KEY(6, 4, KEY_DOT),
	KEY(7, 0, KEY_ENTER),
	KEY(7, 1, KEY_1),
	KEY(7, 2, KEY_Q),
	KEY(7, 3, KEY_LEFTSHIFT),
	KEY(7, 4, KEY_COMMA),
};

static struct matrix_keymap_data board_map_data = {
	.keymap			= board_keymap,
	.keymap_size		= ARRAY_SIZE(board_keymap),
};

static struct twl4030_keypad_data pandora_kp_data = {
	.keymap_data	= &board_map_data,
	.rows		= 8,
	.cols		= 6,
	.rep		= 1,
};

static struct omap_dss_device pandora_lcd_device = {
	.name			= "lcd",
	.driver_name		= "tpo_td043mtea1_panel",
	.type			= OMAP_DISPLAY_TYPE_DPI,
	.phy.dpi.data_lines	= 24,
	.reset_gpio		= 157,
};

static struct omap_dss_device pandora_tv_device = {
	.name			= "tv",
	.driver_name		= "venc",
	.type			= OMAP_DISPLAY_TYPE_VENC,
	.phy.venc.type		= OMAP_DSS_VENC_TYPE_SVIDEO,
};

static struct omap_dss_device *pandora_dss_devices[] = {
	&pandora_lcd_device,
	&pandora_tv_device,
};

static struct omap_dss_board_info pandora_dss_data = {
	.num_devices	= ARRAY_SIZE(pandora_dss_devices),
	.devices	= pandora_dss_devices,
	.default_device	= &pandora_lcd_device,
};

static struct platform_device pandora_dss_device = {
	.name		= "omapdss",
	.id		= -1,
	.dev		= {
		.platform_data = &pandora_dss_data,
	},
};

static void pandora_wl1251_init_card(struct mmc_card *card)
{
	/*
	 * We have TI wl1251 attached to MMC3. Pass this information to
	 * SDIO core because it can't be probed by normal methods.
	 */
	card->quirks |= MMC_QUIRK_NONSTD_SDIO;
	card->cccr.wide_bus = 1;
	card->cis.vendor = 0x104c;
	card->cis.device = 0x9066;
	card->cis.blksize = 512;
	card->cis.max_dtr = 20000000;
}

static struct omap2_hsmmc_info omap3pandora_mmc[] = {
	{
		.mmc		= 1,
		.caps		= MMC_CAP_4_BIT_DATA,
		.gpio_cd	= -EINVAL,
		.gpio_wp	= 126,
		.ext_clock	= 0,
	},
	{
		.mmc		= 2,
		.caps		= MMC_CAP_4_BIT_DATA,
		.gpio_cd	= -EINVAL,
		.gpio_wp	= 127,
		.ext_clock	= 1,
		.transceiver	= true,
	},
	{
		.mmc		= 3,
		.caps		= MMC_CAP_4_BIT_DATA,
		.gpio_cd	= -EINVAL,
		.gpio_wp	= -EINVAL,
		.init_card	= pandora_wl1251_init_card,
	},
	{}	/* Terminator */
};

static int omap3pandora_twl_gpio_setup(struct device *dev,
		unsigned gpio, unsigned ngpio)
{
	int ret, gpio_32khz;

	/* gpio + {0,1} is "mmc{0,1}_cd" (input/IRQ) */
	omap3pandora_mmc[0].gpio_cd = gpio + 0;
	omap3pandora_mmc[1].gpio_cd = gpio + 1;
	omap2_hsmmc_init(omap3pandora_mmc);

	/* gpio + 13 drives 32kHz buffer for wifi module */
	gpio_32khz = gpio + 13;
	ret = gpio_request(gpio_32khz, "wifi 32kHz");
	if (ret < 0) {
		pr_err("Cannot get GPIO line %d, ret=%d\n", gpio_32khz, ret);
		goto fail;
	}

	ret = gpio_direction_output(gpio_32khz, 1);
	if (ret < 0) {
		pr_err("Cannot set GPIO line %d, ret=%d\n", gpio_32khz, ret);
		goto fail_direction;
	}

	return 0;

fail_direction:
	gpio_free(gpio_32khz);
fail:
	return -ENODEV;
}

static struct twl4030_gpio_platform_data omap3pandora_gpio_data = {
	.gpio_base	= OMAP_MAX_GPIO_LINES,
	.irq_base	= TWL4030_GPIO_IRQ_BASE,
	.irq_end	= TWL4030_GPIO_IRQ_END,
	.setup		= omap3pandora_twl_gpio_setup,
};

static struct regulator_consumer_supply pandora_vmmc1_supply =
	REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.0");

static struct regulator_consumer_supply pandora_vmmc2_supply =
	REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.1");

static struct regulator_consumer_supply pandora_vmmc3_supply =
	REGULATOR_SUPPLY("vmmc", "mmci-omap-hs.2");

static struct regulator_consumer_supply pandora_vdda_dac_supply =
	REGULATOR_SUPPLY("vdda_dac", "omapdss");

static struct regulator_consumer_supply pandora_vdds_supplies[] = {
	REGULATOR_SUPPLY("vdds_sdi", "omapdss"),
	REGULATOR_SUPPLY("vdds_dsi", "omapdss"),
};

static struct regulator_consumer_supply pandora_vcc_lcd_supply =
	REGULATOR_SUPPLY("vcc", "display0");

static struct regulator_consumer_supply pandora_usb_phy_supply =
	REGULATOR_SUPPLY("hsusb0", "ehci-omap.0");

/* ads7846 on SPI and 2 nub controllers on I2C */
static struct regulator_consumer_supply pandora_vaux4_supplies[] = {
	REGULATOR_SUPPLY("vcc", "spi1.0"),
	REGULATOR_SUPPLY("vcc", "3-0066"),
	REGULATOR_SUPPLY("vcc", "3-0067"),
};

static struct regulator_consumer_supply pandora_adac_supply =
	REGULATOR_SUPPLY("vcc", "soc-audio");

/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
static struct regulator_init_data pandora_vmmc1 = {
	.constraints = {
		.min_uV			= 1850000,
		.max_uV			= 3150000,
		.valid_modes_mask	= REGULATOR_MODE_NORMAL
					| REGULATOR_MODE_STANDBY,
		.valid_ops_mask		= REGULATOR_CHANGE_VOLTAGE
					| REGULATOR_CHANGE_MODE
					| REGULATOR_CHANGE_STATUS,
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &pandora_vmmc1_supply,
};

/* VMMC2 for MMC2 pins CMD, CLK, DAT0..DAT3 (max 100 mA) */
static struct regulator_init_data pandora_vmmc2 = {
	.constraints = {
		.min_uV			= 1850000,
		.max_uV			= 3150000,
		.valid_modes_mask	= REGULATOR_MODE_NORMAL
					| REGULATOR_MODE_STANDBY,
		.valid_ops_mask		= REGULATOR_CHANGE_VOLTAGE
					| REGULATOR_CHANGE_MODE
					| REGULATOR_CHANGE_STATUS,
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &pandora_vmmc2_supply,
};

/* VDAC for DSS driving S-Video */
static struct regulator_init_data pandora_vdac = {
	.constraints = {
		.min_uV			= 1800000,
		.max_uV			= 1800000,
		.apply_uV		= true,
		.valid_modes_mask	= REGULATOR_MODE_NORMAL
					| REGULATOR_MODE_STANDBY,
		.valid_ops_mask		= REGULATOR_CHANGE_MODE
					| REGULATOR_CHANGE_STATUS,
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &pandora_vdda_dac_supply,
};

/* VPLL2 for digital video outputs */
static struct regulator_init_data pandora_vpll2 = {
	.constraints = {
		.min_uV			= 1800000,
		.max_uV			= 1800000,
		.apply_uV		= true,
		.valid_modes_mask	= REGULATOR_MODE_NORMAL
					| REGULATOR_MODE_STANDBY,
		.valid_ops_mask		= REGULATOR_CHANGE_MODE
					| REGULATOR_CHANGE_STATUS,
	},
	.num_consumer_supplies	= ARRAY_SIZE(pandora_vdds_supplies),
	.consumer_supplies	= pandora_vdds_supplies,
};

/* VAUX1 for LCD */
static struct regulator_init_data pandora_vaux1 = {
	.constraints = {
		.min_uV			= 3000000,
		.max_uV			= 3000000,
		.apply_uV		= true,
		.valid_modes_mask	= REGULATOR_MODE_NORMAL
					| REGULATOR_MODE_STANDBY,
		.valid_ops_mask		= REGULATOR_CHANGE_MODE
					| REGULATOR_CHANGE_STATUS,
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &pandora_vcc_lcd_supply,
};

/* VAUX2 for USB host PHY */
static struct regulator_init_data pandora_vaux2 = {
	.constraints = {
		.min_uV			= 1800000,
		.max_uV			= 1800000,
		.apply_uV		= true,
		.valid_modes_mask	= REGULATOR_MODE_NORMAL
					| REGULATOR_MODE_STANDBY,
		.valid_ops_mask		= REGULATOR_CHANGE_MODE
					| REGULATOR_CHANGE_STATUS,
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &pandora_usb_phy_supply,
};

/* VAUX4 for ads7846 and nubs */
static struct regulator_init_data pandora_vaux4 = {
	.constraints = {
		.min_uV			= 2800000,
		.max_uV			= 2800000,
		.apply_uV		= true,
		.valid_modes_mask	= REGULATOR_MODE_NORMAL
					| REGULATOR_MODE_STANDBY,
		.valid_ops_mask		= REGULATOR_CHANGE_MODE
					| REGULATOR_CHANGE_STATUS,
	},
	.num_consumer_supplies	= ARRAY_SIZE(pandora_vaux4_supplies),
	.consumer_supplies	= pandora_vaux4_supplies,
};

/* VSIM for audio DAC */
static struct regulator_init_data pandora_vsim = {
	.constraints = {
		.min_uV			= 2800000,
		.max_uV			= 2800000,
		.apply_uV		= true,
		.valid_modes_mask	= REGULATOR_MODE_NORMAL
					| REGULATOR_MODE_STANDBY,
		.valid_ops_mask		= REGULATOR_CHANGE_MODE
					| REGULATOR_CHANGE_STATUS,
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &pandora_adac_supply,
};

/* Fixed regulator internal to Wifi module */
static struct regulator_init_data pandora_vmmc3 = {
	.constraints = {
		.valid_ops_mask		= REGULATOR_CHANGE_STATUS,
	},
	.num_consumer_supplies	= 1,
	.consumer_supplies	= &pandora_vmmc3_supply,
};

static struct fixed_voltage_config pandora_vwlan = {
	.supply_name		= "vwlan",
	.microvolts		= 1800000, /* 1.8V */
	.gpio			= PANDORA_WIFI_NRESET_GPIO,
	.startup_delay		= 50000, /* 50ms */
	.enable_high		= 1,
	.enabled_at_boot	= 0,
	.init_data		= &pandora_vmmc3,
};

static struct platform_device pandora_vwlan_device = {
	.name		= "reg-fixed-voltage",
	.id		= 1,
	.dev = {
		.platform_data = &pandora_vwlan,
	},
};

static struct twl4030_usb_data omap3pandora_usb_data = {
	.usb_mode	= T2_USB_MODE_ULPI,
};

static struct twl4030_codec_audio_data omap3pandora_audio_data = {
	.audio_mclk = 26000000,
};

static struct twl4030_codec_data omap3pandora_codec_data = {
	.audio_mclk = 26000000,
	.audio = &omap3pandora_audio_data,
};

static struct twl4030_bci_platform_data pandora_bci_data;

static struct twl4030_platform_data omap3pandora_twldata = {
	.irq_base	= TWL4030_IRQ_BASE,
	.irq_end	= TWL4030_IRQ_END,
	.gpio		= &omap3pandora_gpio_data,
	.usb		= &omap3pandora_usb_data,
	.codec		= &omap3pandora_codec_data,
	.vmmc1		= &pandora_vmmc1,
	.vmmc2		= &pandora_vmmc2,
	.vdac		= &pandora_vdac,
	.vpll2		= &pandora_vpll2,
	.vaux1		= &pandora_vaux1,
	.vaux2		= &pandora_vaux2,
	.vaux4		= &pandora_vaux4,
	.vsim		= &pandora_vsim,
	.keypad		= &pandora_kp_data,
	.bci		= &pandora_bci_data,
};

static struct i2c_board_info __initdata omap3pandora_i2c_boardinfo[] = {
	{
		I2C_BOARD_INFO("tps65950", 0x48),
		.flags = I2C_CLIENT_WAKE,
		.irq = INT_34XX_SYS_NIRQ,
		.platform_data = &omap3pandora_twldata,
	},
};

static struct i2c_board_info __initdata omap3pandora_i2c3_boardinfo[] = {
	{
		I2C_BOARD_INFO("bq27500", 0x55),
		.flags = I2C_CLIENT_WAKE,
	},
};

static int __init omap3pandora_i2c_init(void)
{
	omap_register_i2c_bus(1, 2600, omap3pandora_i2c_boardinfo,
			ARRAY_SIZE(omap3pandora_i2c_boardinfo));
	/* i2c2 pins are not connected */
	omap_register_i2c_bus(3, 100, omap3pandora_i2c3_boardinfo,
			ARRAY_SIZE(omap3pandora_i2c3_boardinfo));
	return 0;
}

static void __init omap3pandora_ads7846_init(void)
{
	int gpio = OMAP3_PANDORA_TS_GPIO;
	int ret;

	ret = gpio_request(gpio, "ads7846_pen_down");
	if (ret < 0) {
		printk(KERN_ERR "Failed to request GPIO %d for "
				"ads7846 pen down IRQ\n", gpio);
		return;
	}

	gpio_direction_input(gpio);
}

static int ads7846_get_pendown_state(void)
{
	return !gpio_get_value(OMAP3_PANDORA_TS_GPIO);
}

static struct ads7846_platform_data ads7846_config = {
	.x_max			= 0x0fff,
	.y_max			= 0x0fff,
	.x_plate_ohms		= 180,
	.pressure_max		= 255,
	.debounce_max		= 10,
	.debounce_tol		= 3,
	.debounce_rep		= 1,
	.get_pendown_state	= ads7846_get_pendown_state,
	.keep_vref_on		= 1,
};

static struct omap2_mcspi_device_config ads7846_mcspi_config = {
	.turbo_mode	= 0,
	.single_channel	= 1,	/* 0: slave, 1: master */
};

static struct spi_board_info omap3pandora_spi_board_info[] __initdata = {
	{
		.modalias		= "ads7846",
		.bus_num		= 1,
		.chip_select		= 0,
		.max_speed_hz		= 1500000,
		.controller_data	= &ads7846_mcspi_config,
		.irq			= OMAP_GPIO_IRQ(OMAP3_PANDORA_TS_GPIO),
		.platform_data		= &ads7846_config,
	}, {
		.modalias		= "tpo_td043mtea1_panel_spi",
		.bus_num		= 1,
		.chip_select		= 1,
		.max_speed_hz		= 375000,
		.platform_data		= &pandora_lcd_device,
	}
};

static void __init omap3pandora_init_irq(void)
{
	omap2_init_common_hw(mt46h32m32lf6_sdrc_params,
			     mt46h32m32lf6_sdrc_params);
	omap_init_irq();
	omap_gpio_init();
}

static void __init pandora_wl1251_init(void)
{
	struct wl12xx_platform_data pandora_wl1251_pdata;
	int ret;

	memset(&pandora_wl1251_pdata, 0, sizeof(pandora_wl1251_pdata));

	ret = gpio_request(PANDORA_WIFI_IRQ_GPIO, "wl1251 irq");
	if (ret < 0)
		goto fail;

	ret = gpio_direction_input(PANDORA_WIFI_IRQ_GPIO);
	if (ret < 0)
		goto fail_irq;

	pandora_wl1251_pdata.irq = gpio_to_irq(PANDORA_WIFI_IRQ_GPIO);
	if (pandora_wl1251_pdata.irq < 0)
		goto fail_irq;

	pandora_wl1251_pdata.use_eeprom = true;
	ret = wl12xx_set_platform_data(&pandora_wl1251_pdata);
	if (ret < 0)
		goto fail_irq;

	return;

fail_irq:
	gpio_free(PANDORA_WIFI_IRQ_GPIO);
fail:
	printk(KERN_ERR "wl1251 board initialisation failed\n");
}

static struct platform_device *omap3pandora_devices[] __initdata = {
	&pandora_leds_gpio,
	&pandora_keys_gpio,
	&pandora_dss_device,
	&pandora_vwlan_device,
};

static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {

	.port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
	.port_mode[1] = EHCI_HCD_OMAP_MODE_UNKNOWN,
	.port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,

	.phy_reset  = true,
	.reset_gpio_port[0]  = 16,
	.reset_gpio_port[1]  = -EINVAL,
	.reset_gpio_port[2]  = -EINVAL
};

#ifdef CONFIG_OMAP_MUX
static struct omap_board_mux board_mux[] __initdata = {
	{ .reg_offset = OMAP_MUX_TERMINATOR },
};
#else
#define board_mux	NULL
#endif

static struct omap_musb_board_data musb_board_data = {
	.interface_type		= MUSB_INTERFACE_ULPI,
	.mode			= MUSB_OTG,
	.power			= 100,
};

static void __init omap3pandora_init(void)
{
	omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
	omap3pandora_i2c_init();
	pandora_wl1251_init();
	platform_add_devices(omap3pandora_devices,
			ARRAY_SIZE(omap3pandora_devices));
	omap_serial_init();
	spi_register_board_info(omap3pandora_spi_board_info,
			ARRAY_SIZE(omap3pandora_spi_board_info));
	omap3pandora_ads7846_init();
	usb_ehci_init(&ehci_pdata);
	usb_musb_init(&musb_board_data);
	gpmc_nand_init(&pandora_nand_data);

	/* Ensure SDRC pins are mux'd for self-refresh */
	omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
	omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
}

MACHINE_START(OMAP3_PANDORA, "Pandora Handheld Console")
	.boot_params	= 0x80000100,
	.map_io		= omap3_map_io,
	.reserve	= omap_reserve,
	.init_irq	= omap3pandora_init_irq,
	.init_machine	= omap3pandora_init,
	.timer		= &omap_timer,
MACHINE_END