board-rx51-peripherals.c 9.4 KB
Newer Older
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
/*
 * linux/arch/arm/mach-omap2/board-rx51-flash.c
 *
 * Copyright (C) 2008-2009 Nokia
 *
 * 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.
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/input.h>
#include <linux/spi/spi.h>
#include <linux/i2c.h>
#include <linux/i2c/twl4030.h>
#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/regulator/machine.h>
#include <linux/gpio.h>

#include <mach/mcspi.h>
#include <mach/mux.h>
#include <mach/board.h>
#include <mach/common.h>
#include <mach/dma.h>
#include <mach/gpmc.h>
#include <mach/keypad.h>
30
#include <mach/onenand.h>
31
#include <mach/gpmc-smc91x.h>
32
33
34

#include "mmc-twl4030.h"

35
36
37
#define SYSTEM_REV_B_USES_VAUX3	0x1699
#define SYSTEM_REV_S_USES_VAUX3 0x8

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
static int rx51_keymap[] = {
	KEY(0, 0, KEY_Q),
	KEY(0, 1, KEY_W),
	KEY(0, 2, KEY_E),
	KEY(0, 3, KEY_R),
	KEY(0, 4, KEY_T),
	KEY(0, 5, KEY_Y),
	KEY(0, 6, KEY_U),
	KEY(0, 7, KEY_I),
	KEY(1, 0, KEY_O),
	KEY(1, 1, KEY_D),
	KEY(1, 2, KEY_DOT),
	KEY(1, 3, KEY_V),
	KEY(1, 4, KEY_DOWN),
	KEY(2, 0, KEY_P),
	KEY(2, 1, KEY_F),
	KEY(2, 2, KEY_UP),
	KEY(2, 3, KEY_B),
	KEY(2, 4, KEY_RIGHT),
	KEY(3, 0, KEY_COMMA),
	KEY(3, 1, KEY_G),
	KEY(3, 2, KEY_ENTER),
	KEY(3, 3, KEY_N),
	KEY(4, 0, KEY_BACKSPACE),
	KEY(4, 1, KEY_H),
	KEY(4, 3, KEY_M),
	KEY(4, 4, KEY_LEFTCTRL),
	KEY(5, 1, KEY_J),
	KEY(5, 2, KEY_Z),
	KEY(5, 3, KEY_SPACE),
	KEY(5, 4, KEY_LEFTSHIFT),
	KEY(6, 0, KEY_A),
	KEY(6, 1, KEY_K),
	KEY(6, 2, KEY_X),
	KEY(6, 3, KEY_SPACE),
	KEY(6, 4, KEY_FN),
	KEY(7, 0, KEY_S),
	KEY(7, 1, KEY_L),
	KEY(7, 2, KEY_C),
	KEY(7, 3, KEY_LEFT),
	KEY(0xff, 0, KEY_F6),
	KEY(0xff, 1, KEY_F7),
	KEY(0xff, 2, KEY_F8),
	KEY(0xff, 4, KEY_F9),
	KEY(0xff, 5, KEY_F10),
};

static struct twl4030_keypad_data rx51_kp_data = {
	.rows		= 8,
	.cols		= 8,
	.keymap		= rx51_keymap,
	.keymapsize	= ARRAY_SIZE(rx51_keymap),
	.rep		= 1,
};

static struct twl4030_madc_platform_data rx51_madc_data = {
	.irq_line		= 1,
};

static struct twl4030_hsmmc_info mmc[] = {
	{
		.name		= "external",
		.mmc		= 1,
		.wires		= 4,
		.cover_only	= true,
		.gpio_cd	= 160,
		.gpio_wp	= -EINVAL,
	},
	{
		.name		= "internal",
		.mmc		= 2,
		.wires		= 8,
		.gpio_cd	= -EINVAL,
		.gpio_wp	= -EINVAL,
	},
	{}	/* Terminator */
};

static struct regulator_consumer_supply rx51_vmmc1_supply = {
	.supply			= "vmmc",
};

static struct regulator_consumer_supply rx51_vmmc2_supply = {
	.supply			= "vmmc",
};

static struct regulator_consumer_supply rx51_vsim_supply = {
	.supply			= "vmmc_aux",
};

static struct regulator_init_data rx51_vaux1 = {
	.constraints = {
		.name			= "V28",
		.min_uV			= 2800000,
		.max_uV			= 2800000,
		.valid_modes_mask	= REGULATOR_MODE_NORMAL
					| REGULATOR_MODE_STANDBY,
		.valid_ops_mask		= REGULATOR_CHANGE_MODE
					| REGULATOR_CHANGE_STATUS,
	},
};

static struct regulator_init_data rx51_vaux2 = {
	.constraints = {
		.name			= "VCSI",
		.min_uV			= 1800000,
		.max_uV			= 1800000,
		.valid_modes_mask	= REGULATOR_MODE_NORMAL
					| REGULATOR_MODE_STANDBY,
		.valid_ops_mask		= REGULATOR_CHANGE_MODE
					| REGULATOR_CHANGE_STATUS,
	},
};

/* VAUX3 - adds more power to VIO_18 rail */
153
static struct regulator_init_data rx51_vaux3_cam = {
154
155
156
157
158
159
160
161
162
163
164
165
	.constraints = {
		.name			= "VCAM_DIG_18",
		.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,
	},
};

166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
static struct regulator_init_data rx51_vaux3_mmc = {
	.constraints = {
		.name			= "VMMC2_30",
		.min_uV			= 2800000,
		.max_uV			= 3000000,
		.apply_uV		= true,
		.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	= &rx51_vmmc2_supply,
};

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
static struct regulator_init_data rx51_vaux4 = {
	.constraints = {
		.name			= "VCAM_ANA_28",
		.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,
	},
};

static struct regulator_init_data rx51_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	= &rx51_vmmc1_supply,
};

static struct regulator_init_data rx51_vmmc2 = {
	.constraints = {
		.name			= "VMMC2_30",
		.min_uV			= 1850000,
		.max_uV			= 3150000,
		.apply_uV		= true,
		.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	= &rx51_vmmc2_supply,
};

static struct regulator_init_data rx51_vsim = {
	.constraints = {
		.name			= "VMMC2_IO_18",
		.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	= &rx51_vsim_supply,
};

static struct regulator_init_data rx51_vdac = {
	.constraints = {
		.min_uV			= 1800000,
		.max_uV			= 1800000,
		.valid_modes_mask	= REGULATOR_MODE_NORMAL
					| REGULATOR_MODE_STANDBY,
		.valid_ops_mask		= REGULATOR_CHANGE_VOLTAGE
					| REGULATOR_CHANGE_MODE
					| REGULATOR_CHANGE_STATUS,
	},
};

static int rx51_twlgpio_setup(struct device *dev, unsigned gpio, unsigned n)
{
	/* FIXME this gpio setup is just a placeholder for now */
	gpio_request(gpio + 6, "backlight_pwm");
	gpio_direction_output(gpio + 6, 0);
	gpio_request(gpio + 7, "speaker_en");
	gpio_direction_output(gpio + 7, 1);

	/* set up MMC adapters, linking their regulators to them */
	twl4030_mmc_init(mmc);
	rx51_vmmc1_supply.dev = mmc[0].dev;
	rx51_vmmc2_supply.dev = mmc[1].dev;
	rx51_vsim_supply.dev = mmc[1].dev;

	return 0;
}

static struct twl4030_gpio_platform_data rx51_gpio_data = {
	.gpio_base		= OMAP_MAX_GPIO_LINES,
	.irq_base		= TWL4030_GPIO_IRQ_BASE,
	.irq_end		= TWL4030_GPIO_IRQ_END,
	.pulldowns		= BIT(0) | BIT(1) | BIT(2) | BIT(3)
				| BIT(4) | BIT(5)
				| BIT(8) | BIT(9) | BIT(10) | BIT(11)
				| BIT(12) | BIT(13) | BIT(14) | BIT(15)
				| BIT(16) | BIT(17) ,
	.setup			= rx51_twlgpio_setup,
};

static struct twl4030_platform_data rx51_twldata = {
	.irq_base		= TWL4030_IRQ_BASE,
	.irq_end		= TWL4030_IRQ_END,

	/* platform_data for children goes here */
	.gpio			= &rx51_gpio_data,
	.keypad			= &rx51_kp_data,
	.madc			= &rx51_madc_data,

	.vaux1			= &rx51_vaux1,
	.vaux2			= &rx51_vaux2,
	.vaux4			= &rx51_vaux4,
	.vmmc1			= &rx51_vmmc1,
	.vsim			= &rx51_vsim,
	.vdac			= &rx51_vdac,
};

static struct i2c_board_info __initdata rx51_peripherals_i2c_board_info_1[] = {
	{
		I2C_BOARD_INFO("twl5030", 0x48),
		.flags = I2C_CLIENT_WAKE,
		.irq = INT_34XX_SYS_NIRQ,
		.platform_data = &rx51_twldata,
	},
};

static int __init rx51_i2c_init(void)
{
309
310
311
312
313
314
315
	if ((system_rev >= SYSTEM_REV_S_USES_VAUX3 && system_rev < 0x100) ||
	    system_rev >= SYSTEM_REV_B_USES_VAUX3)
		rx51_twldata.vaux3 = &rx51_vaux3_mmc;
	else {
		rx51_twldata.vaux3 = &rx51_vaux3_cam;
		rx51_twldata.vmmc2 = &rx51_vmmc2;
	}
316
317
318
319
320
321
322
	omap_register_i2c_bus(1, 2600, rx51_peripherals_i2c_board_info_1,
			ARRAY_SIZE(rx51_peripherals_i2c_board_info_1));
	omap_register_i2c_bus(2, 100, NULL, 0);
	omap_register_i2c_bus(3, 400, NULL, 0);
	return 0;
}

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
#if defined(CONFIG_MTD_ONENAND_OMAP2) || \
	defined(CONFIG_MTD_ONENAND_OMAP2_MODULE)

static struct mtd_partition onenand_partitions[] = {
	{
		.name           = "bootloader",
		.offset         = 0,
		.size           = 0x20000,
		.mask_flags     = MTD_WRITEABLE,	/* Force read-only */
	},
	{
		.name           = "config",
		.offset         = MTDPART_OFS_APPEND,
		.size           = 0x60000,
	},
	{
		.name           = "log",
		.offset         = MTDPART_OFS_APPEND,
		.size           = 0x40000,
	},
	{
		.name           = "kernel",
		.offset         = MTDPART_OFS_APPEND,
		.size           = 0x200000,
	},
	{
		.name           = "initfs",
		.offset         = MTDPART_OFS_APPEND,
		.size           = 0x200000,
	},
	{
		.name           = "rootfs",
		.offset         = MTDPART_OFS_APPEND,
		.size           = MTDPART_SIZ_FULL,
	},
};

static struct omap_onenand_platform_data board_onenand_data = {
	.cs		= 0,
	.gpio_irq	= 65,
	.parts		= onenand_partitions,
	.nr_parts	= ARRAY_SIZE(onenand_partitions),
365
	.flags		= ONENAND_SYNC_READWRITE,
366
367
368
369
370
371
372
373
374
375
376
377
378
379
};

static void __init board_onenand_init(void)
{
	gpmc_onenand_init(&board_onenand_data);
}

#else

static inline void board_onenand_init(void)
{
}

#endif
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
#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE)

static struct omap_smc91x_platform_data board_smc91x_data = {
	.cs		= 1,
	.gpio_irq	= 54,
	.gpio_pwrdwn	= 86,
	.gpio_reset	= 164,
	.flags		= GPMC_TIMINGS_SMC91C96 | IORESOURCE_IRQ_HIGHLEVEL,
};

static void __init board_smc91x_init(void)
{
	omap_cfg_reg(U8_34XX_GPIO54_DOWN);
	omap_cfg_reg(G25_34XX_GPIO86_OUT);
	omap_cfg_reg(H19_34XX_GPIO164_OUT);

	gpmc_smc91x_init(&board_smc91x_data);
}

#else

static inline void board_smc91x_init(void)
{
}

#endif

408
409
410
void __init rx51_peripherals_init(void)
{
	rx51_i2c_init();
411
	board_onenand_init();
412
	board_smc91x_init();
413
414
}