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
|
/*
* linux/arch/arm/mach-omap1/mux.c
*
* OMAP1 pin multiplexing configurations
*
* Copyright (C) 2003 - 2008 Nokia Corporation
*
* Written by Tony Lindgren
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <linux/module.h>
#include <linux/init.h>
#include <linux/io.h>
#include <linux/spinlock.h>
#include <asm/system.h>
#include <plat/mux.h>
#ifdef CONFIG_OMAP_MUX
static struct omap_mux_cfg arch_mux_cfg;
#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850)
static struct pin_config __initdata_or_module omap7xx_pins[] = {
MUX_CFG_7XX("E2_7XX_KBR0", 12, 21, 0, 20, 1, 0)
MUX_CFG_7XX("J7_7XX_KBR1", 12, 25, 0, 24, 1, 0)
MUX_CFG_7XX("E1_7XX_KBR2", 12, 29, 0, 28, 1, 0)
MUX_CFG_7XX("F3_7XX_KBR3", 13, 1, 0, 0, 1, 0)
MUX_CFG_7XX("D2_7XX_KBR4", 13, 5, 0, 4, 1, 0)
MUX_CFG_7XX("C2_7XX_KBC0", 13, 9, 0, 8, 1, 0)
MUX_CFG_7XX("D3_7XX_KBC1", 13, 13, 0, 12, 1, 0)
MUX_CFG_7XX("E4_7XX_KBC2", 13, 17, 0, 16, 1, 0)
MUX_CFG_7XX("F4_7XX_KBC3", 13, 21, 0, 20, 1, 0)
MUX_CFG_7XX("E3_7XX_KBC4", 13, 25, 0, 24, 1, 0)
MUX_CFG_7XX("AA17_7XX_USB_DM", 2, 21, 0, 20, 0, 0)
MUX_CFG_7XX("W16_7XX_USB_PU_EN", 2, 25, 0, 24, 0, 0)
MUX_CFG_7XX("W17_7XX_USB_VBUSI", 2, 29, 6, 28, 1, 0)
MUX_CFG_7XX("W18_7XX_USB_DMCK_OUT",3, 3, 1, 2, 0, 0)
MUX_CFG_7XX("W19_7XX_USB_DCRST", 3, 7, 1, 6, 0, 0)
/* MMC Pins */
MUX_CFG_7XX("MMC_7XX_CMD", 2, 9, 0, 8, 1, 0)
MUX_CFG_7XX("MMC_7XX_CLK", 2, 13, 0, 12, 1, 0)
MUX_CFG_7XX("MMC_7XX_DAT0", 2, 17, 0, 16, 1, 0)
/* I2C interface */
MUX_CFG_7XX("I2C_7XX_SCL", 5, 1, 0, 0, 1, 0)
MUX_CFG_7XX("I2C_7XX_SDA", 5, 5, 0, 0, 1, 0)
/* SPI pins */
MUX_CFG_7XX("SPI_7XX_1", 6, 5, 4, 4, 1, 0)
MUX_CFG_7XX("SPI_7XX_2", 6, 9, 4, 8, 1, 0)
MUX_CFG_7XX("SPI_7XX_3", 6, 13, 4, 12, 1, 0)
MUX_CFG_7XX("SPI_7XX_4", 6, 17, 4, 16, 1, 0)
MUX_CFG_7XX("SPI_7XX_5", 8, 25, 0, 24, 0, 0)
MUX_CFG_7XX("SPI_7XX_6", 9, 5, 0, 4, 0, 0)
};
#define OMAP7XX_PINS_SZ ARRAY_SIZE(omap7xx_pins)
#else
#define omap7xx_pins NULL
#define OMAP7XX_PINS_SZ 0
#endif /* CONFIG_ARCH_OMAP730 || CONFIG_ARCH_OMAP850 */
#if defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX)
static struct pin_config __initdata_or_module omap1xxx_pins[] = {
/*
* description mux mode mux pull pull pull pu_pd pu dbg
* reg offset mode reg bit ena reg
*/
MUX_CFG("UART1_TX", 9, 21, 1, 2, 3, 0, NA, 0, 0)
MUX_CFG("UART1_RTS", 9, 12, 1, 2, 0, 0, NA, 0, 0)
/* UART2 (COM_UART_GATING), conflicts with USB2 */
MUX_CFG("UART2_TX", C, 27, 1, 3, 3, 0, NA, 0, 0)
MUX_CFG("UART2_RX", C, 18, 0, 3, 1, 1, NA, 0, 0)
MUX_CFG("UART2_CTS", C, 21, 0, 3, 1, 1, NA, 0, 0)
MUX_CFG("UART2_RTS", C, 24, 1, 3, 2, 0, NA, 0, 0)
/* UART3 (GIGA_UART_GATING) */
MUX_CFG("UART3_TX", 6, 0, 1, 0, 30, 0, NA, 0, 0)
MUX_CFG("UART3_RX", 6, 3, 0, 0, 31, 1, NA, 0, 0)
MUX_CFG("UART3_CTS", 5, 12, 2, 0, 24, 0, NA, 0, 0)
MUX_CFG("UART3_RTS", 5, 15, 2, 0, 25, 0, NA, 0, 0)
MUX_CFG("UART3_CLKREQ", 9, 27, 0, 2, 5, 0, NA, 0, 0)
MUX_CFG("UART3_BCLK", A, 0, 0, 2, 6, 0, NA, 0, 0)
MUX_CFG("Y15_1610_UART3_RTS", A, 0, 1, 2, 6, 0, NA, 0, 0)
/* PWT & PWL, conflicts with UART3 */
MUX_CFG("PWT", 6, 0, 2, 0, 30, 0, NA, 0, 0)
MUX_CFG("PWL", 6, 3, 1, 0, 31, 1, NA, 0, 0)
/* USB internal master generic */
MUX_CFG("R18_USB_VBUS", 7, 9, 2, 1, 11, 0, NA, 0, 1)
MUX_CFG("R18_1510_USB_GPIO0", 7, 9, 0, 1, 11, 1, NA, 0, 1)
/* works around erratum: W4_USB_PUEN and W4_USB_PUDIS are switched! */
MUX_CFG("W4_USB_PUEN", D, 3, 3, 3, 5, 1, NA, 0, 1)
MUX_CFG("W4_USB_CLKO", D, 3, 1, 3, 5, 0, NA, 0, 1)
MUX_CFG("W4_USB_HIGHZ", D, 3, 4, 3, 5, 0, 3, 0, 1)
MUX_CFG("W4_GPIO58", D, 3, 7, 3, 5, 0, 3, 0, 1)
/* USB1 master */
MUX_CFG("USB1_SUSP", 8, 27, 2, 1, 27, 0, NA, 0, 1)
MUX_CFG("USB1_SE0", 9, 0, 2, 1, 28, 0, NA, 0, 1)
MUX_CFG("W13_1610_USB1_SE0", 9, 0, 4, 1, 28, 0, NA, 0, 1)
MUX_CFG("USB1_TXEN", 9, 3, 2, 1, 29, 0, NA, 0, 1)
MUX_CFG("USB1_TXD", 9, 24, 1, 2, 4, 0, NA, 0, 1)
MUX_CFG("USB1_VP", A, 3, 1, 2, 7, 0, NA, 0, 1)
MUX_CFG("USB1_VM", A, 6, 1, 2, 8, 0, NA, 0, 1)
MUX_CFG("USB1_RCV", A, 9, 1, 2, 9, 0, NA, 0, 1)
MUX_CFG("USB1_SPEED", A, 12, 2, 2, 10, 0, NA, 0, 1)
MUX_CFG("R13_1610_USB1_SPEED", A, 12, 5, 2, 10, 0, NA, 0, 1)
MUX_CFG("R13_1710_USB1_SEO", A, 12, 5, 2, 10, 0, NA, 0, 1)
/* USB2 master */
MUX_CFG("USB2_SUSP", B, 3, 1, 2, 17, 0, NA, 0, 1)
MUX_CFG("USB2_VP", B, 6, 1, 2, 18, 0, NA, 0, 1)
MUX_CFG("USB2_TXEN", B, 9, 1, 2, 19, 0, NA, 0, 1)
MUX_CFG("USB2_VM", C, 18, 1, 3, 0, 0, NA, 0, 1)
MUX_CFG("USB2_RCV", C, 21, 1, 3, 1, 0, NA, 0, 1)
MUX_CFG("USB2_SE0", C, 24, 2, 3, 2, 0, NA, 0, 1)
MUX_CFG("USB2_TXD", C, 27, 2, 3, 3, 0, NA, 0, 1)
/* OMAP-1510 GPIO */
MUX_CFG("R18_1510_GPIO0", 7, 9, 0, 1, 11, 1, 0, 0, 1)
MUX_CFG("R19_1510_GPIO1", 7, 6, 0, 1, 10, 1, 0, 0, 1)
MUX_CFG("M14_1510_GPIO2", 7, 3, 0, 1, 9, 1, 0, 0, 1)
/* OMAP1610 GPIO */
MUX_CFG("P18_1610_GPIO3", 7, 0, 0, 1, 8, 0, NA, 0, 1)
MUX_CFG("Y15_1610_GPIO17", A, 0, 7, 2, 6, 0, NA, 0, 1)
/* OMAP-1710 GPIO */
MUX_CFG("R18_1710_GPIO0", 7, 9, 0, 1, 11, 1, 1, 1, 1)
MUX_CFG("V2_1710_GPIO10", F, 27, 1, 4, 3, 1, 4, 1, 1)
MUX_CFG("N21_1710_GPIO14", 6, 9, 0, 1, 1, 1, 1, 1, 1)
MUX_CFG("W15_1710_GPIO40", 9, 27, 7, 2, 5, 1, 2, 1, 1)
/* MPUIO */
MUX_CFG("MPUIO2", 7, 18, 0, 1, 14, 1, NA, 0, 1)
MUX_CFG("N15_1610_MPUIO2", 7, 18, 0, 1, 14, 1, 1, 0, 1)
MUX_CFG("MPUIO4", 7, 15, 0, 1, 13, 1, NA, 0, 1)
MUX_CFG("MPUIO5", 7, 12, 0, 1, 12, 1, NA, 0, 1)
MUX_CFG("T20_1610_MPUIO5", 7, 12, 0, 1, 12, 0, 3, 0, 1)
MUX_CFG("W11_1610_MPUIO6", 10, 15, 2, 3, 8, 0, 3, 0, 1)
MUX_CFG("V10_1610_MPUIO7", A, 24, 2, 2, 14, 0, 2, 0, 1)
MUX_CFG("W11_1610_MPUIO9", 10, 15, 1, 3, 8, 0, 3, 0, 1)
MUX_CFG("V10_1610_MPUIO10", A, 24, 1, 2, 14, 0, 2, 0, 1)
MUX_CFG("W10_1610_MPUIO11", A, 18, 2, 2, 11, 0, 2, 0, 1)
MUX_CFG("E20_1610_MPUIO13", 3, 21, 1, 0, 7, 0, 0, 0, 1)
MUX_CFG("U20_1610_MPUIO14", 9, 6, 6, 0, 30, 0, 0, 0, 1)
MUX_CFG("E19_1610_MPUIO15", 3, 18, 1, 0, 6, 0, 0, 0, 1)
/* MCBSP2 */
MUX_CFG("MCBSP2_CLKR", C, 6, 0, 2, 27, 1, NA, 0, 1)
MUX_CFG("MCBSP2_CLKX", C, 9, 0, 2, 29, 1, NA, 0, 1)
MUX_CFG("MCBSP2_DR", C, 0, 0, 2, 26, 1, NA, 0, 1)
MUX_CFG("MCBSP2_DX", C, 15, 0, 2, 31, 1, NA, 0, 1)
MUX_CFG("MCBSP2_FSR", C, 12, 0, 2, 30, 1, NA, 0, 1)
MUX_CFG("MCBSP2_FSX", C, 3, 0, 2, 27, 1, NA, 0, 1)
/* MCBSP3 NOTE: Mode must 1 for clock */
MUX_CFG("MCBSP3_CLKX", 9, 3, 1, 1, 29, 0, NA, 0, 1)
/* Misc ballouts */
MUX_CFG("BALLOUT_V8_ARMIO3", B, 18, 0, 2, 25, 1, NA, 0, 1)
MUX_CFG("N20_HDQ", 6, 18, 1, 1, 4, 0, 1, 4, 0)
/* OMAP-1610 MMC2 */
MUX_CFG("W8_1610_MMC2_DAT0", B, 21, 6, 2, 23, 1, 2, 1, 1)
MUX_CFG("V8_1610_MMC2_DAT1", B, 27, 6, 2, 25, 1, 2, 1, 1)
MUX_CFG("W15_1610_MMC2_DAT2", 9, 12, 6, 2, 5, 1, 2, 1, 1)
MUX_CFG("R10_1610_MMC2_DAT3", B, 18, 6, 2, 22, 1, 2, 1, 1)
MUX_CFG("Y10_1610_MMC2_CLK", B, 3, 6, 2, 17, 0, 2, 0, 1)
MUX_CFG("Y8_1610_MMC2_CMD", B, 24, 6, 2, 24, 1, 2, 1, 1)
MUX_CFG("V9_1610_MMC2_CMDDIR", B, 12, 6, 2, 20, 0, 2, 1, 1)
MUX_CFG("V5_1610_MMC2_DATDIR0", B, 15, 6, 2, 21, 0, 2, 1, 1)
MUX_CFG("W19_1610_MMC2_DATDIR1", 8, 15, 6, 1, 23, 0, 1, 1, 1)
MUX_CFG("R18_1610_MMC2_CLKIN", 7, 9, 6, 1, 11, 0, 1, 11, 1)
/* OMAP-1610 External Trace Interface */
MUX_CFG("M19_1610_ETM_PSTAT0", 5, 27, 1, 0, 29, 0, 0, 0, 1)
MUX_CFG("L15_1610_ETM_PSTAT1", 5, 24, 1, 0, 28, 0, 0, 0, 1)
MUX_CFG("L18_1610_ETM_PSTAT2", 5, 21, 1, 0, 27, 0, 0, 0, 1)
MUX_CFG("L19_1610_ETM_D0", 5, 18, 1, 0, 26, 0, 0, 0, 1)
MUX_CFG("J19_1610_ETM_D6", 5, 0, 1, 0, 20, 0, 0, 0, 1)
MUX_CFG("J18_1610_ETM_D7", 5, 27, 1, 0, 19, 0, 0, 0, 1)
/* OMAP16XX GPIO */
MUX_CFG("P20_1610_GPIO4", 6, 27, 0, 1, 7, 0, 1, 1, 1)
MUX_CFG("V9_1610_GPIO7", B, 12, 1, 2, 20, 0, 2, 1, 1)
MUX_CFG("W8_1610_GPIO9", B, 21, 0, 2, 23, 0, 2, 1, 1)
MUX_CFG("N20_1610_GPIO11", 6, 18, 0, 1, 4, 0, 1, 1, 1)
MUX_CFG("N19_1610_GPIO13", 6, 12, 0, 1, 2, 0, 1, 1, 1)
MUX_CFG("P10_1610_GPIO22", C, 0, 7, 2, 26, 0, 2, 1, 1)
MUX_CFG("V5_1610_GPIO24", B, 15, 7, 2, 21, 0, 2, 1, 1)
MUX_CFG("AA20_1610_GPIO_41", 9, 9, 7, 1, 31, 0, 1, 1, 1)
MUX_CFG("W19_1610_GPIO48", 8, 15, 7, 1, 23, 1, 1, 0, 1)
MUX_CFG("M7_1610_GPIO62", 10, 0, 0, 4, 24, 0, 4, 0, 1)
MUX_CFG("V14_16XX_GPIO37", 9, 18, 7, 2, 2, 0, 2, 2, 0)
MUX_CFG("R9_16XX_GPIO18", C, 18, 7, 3, 0, 0, 3, 0, 0)
MUX_CFG("L14_16XX_GPIO49", 6, 3, 7, 0, 31, 0, 0, 31, 0)
/* OMAP-1610 uWire */
MUX_CFG("V19_1610_UWIRE_SCLK", 8, 6, 0, 1, 20, 0, 1, 1, 1)
MUX_CFG("U18_1610_UWIRE_SDI", 8, 0, 0, 1, 18, 0, 1, 1, 1)
MUX_CFG("W21_1610_UWIRE_SDO", 8, 3, 0, 1, 19, 0, 1, 1, 1)
MUX_CFG("N14_1610_UWIRE_CS0", 8, 9, 1, 1, 21, 0, 1, 1, 1)
MUX_CFG("P15_1610_UWIRE_CS3", 8, 12, 1, 1, 22, 0, 1, 1, 1)
MUX_CFG("N15_1610_UWIRE_CS1", 7, 18, 2, 1, 14, 0, NA, 0, 1)
/* OMAP-1610 SPI */
MUX_CFG("U19_1610_SPIF_SCK", 7, 21, 6, 1, 15, 0, 1, 1, 1)
MUX_CFG("U18_1610_SPIF_DIN", 8, 0, 6, 1, 18, 1, 1, 0, 1)
MUX_CFG("P20_1610_SPIF_DIN", 6, 27, 4, 1, 7, 1, 1, 0, 1)
MUX_CFG("W21_1610_SPIF_DOUT", 8, 3, 6, 1, 19, 0, 1, 0, 1)
MUX_CFG("R18_1610_SPIF_DOUT", 7, 9, 3, 1, 11, 0, 1, 0, 1)
MUX_CFG("N14_1610_SPIF_CS0", 8, 9, 6, 1, 21, 0, 1, 1, 1)
MUX_CFG("N15_1610_SPIF_CS1", 7, 18, 6, 1, 14, 0, 1, 1, 1)
MUX_CFG("T19_1610_SPIF_CS2", 7, 15, 4, 1, 13, 0, 1, 1, 1)
MUX_CFG("P15_1610_SPIF_CS3", 8, 12, 3, 1, 22, 0, 1, 1, 1)
/* OMAP-1610 Flash */
MUX_CFG("L3_1610_FLASH_CS2B_OE",10, 6, 1, NA, 0, 0, NA, 0, 1)
MUX_CFG("M8_1610_FLASH_CS2B_WE",10, 3, 1, NA, 0, 0, NA, 0, 1)
/* First MMC interface, same on 1510, 1610 and 1710 */
MUX_CFG("MMC_CMD", A, 27, 0, 2, 15, 1, 2, 1, 1)
MUX_CFG("MMC_DAT1", A, 24, 0, 2, 14, 1, 2, 1, 1)
MUX_CFG("MMC_DAT2", A, 18, 0, 2, 12, 1, 2, 1, 1)
MUX_CFG("MMC_DAT0", B, 0, 0, 2, 16, 1, 2, 1, 1)
MUX_CFG("MMC_CLK", A, 21, 0, NA, 0, 0, NA, 0, 1)
MUX_CFG("MMC_DAT3", 10, 15, 0, 3, 8, 1, 3, 1, 1)
MUX_CFG("M15_1710_MMC_CLKI", 6, 21, 2, 0, 0, 0, NA, 0, 1)
MUX_CFG("P19_1710_MMC_CMDDIR", 6, 24, 6, 0, 0, 0, NA, 0, 1)
MUX_CFG("P20_1710_MMC_DATDIR0", 6, 27, 5, 0, 0, 0, NA, 0, 1)
/* OMAP-1610 USB0 alternate configuration */
MUX_CFG("W9_USB0_TXEN", B, 9, 5, 2, 19, 0, 2, 0, 1)
MUX_CFG("AA9_USB0_VP", B, 6, 5, 2, 18, 0, 2, 0, 1)
MUX_CFG("Y5_USB0_RCV", C, 21, 5, 3, 1, 0, 1, 0, 1)
MUX_CFG("R9_USB0_VM", C, 18, 5, 3, 0, 0, 3, 0, 1)
MUX_CFG("V6_USB0_TXD", C, 27, 5, 3, 3, 0, 3, 0, 1)
MUX_CFG("W5_USB0_SE0", C, 24, 5, 3, 2, 0, 3, 0, 1)
MUX_CFG("V9_USB0_SPEED", B, 12, 5, 2, 20, 0, 2, 0, 1)
MUX_CFG("Y10_USB0_SUSP", B, 3, 5, 2, 17, 0, 2, 0, 1)
/* USB2 interface */
MUX_CFG("W9_USB2_TXEN", B, 9, 1, NA, 0, 0, NA, 0, 1)
MUX_CFG("AA9_USB2_VP", B, 6, 1, NA, 0, 0, NA, 0, 1)
MUX_CFG("Y5_USB2_RCV", C, 21, 1, NA, 0, 0, NA, 0, 1)
MUX_CFG("R9_USB2_VM", C, 18, 1, NA, 0, 0, NA, 0, 1)
MUX_CFG("V6_USB2_TXD", C, 27, 2, NA, 0, 0, NA, 0, 1)
MUX_CFG("W5_USB2_SE0", C, 24, 2, NA, 0, 0, NA, 0, 1)
/* 16XX UART */
MUX_CFG("R13_1610_UART1_TX", A, 12, 6, 2, 10, 0, 2, 10, 1)
MUX_CFG("V14_16XX_UART1_RX", 9, 18, 0, 2, 2, 0, 2, 2, 1)
MUX_CFG("R14_1610_UART1_CTS", 9, 15, 0, 2, 1, 0, 2, 1, 1)
MUX_CFG("AA15_1610_UART1_RTS", 9, 12, 1, 2, 0, 0, 2, 0, 1)
MUX_CFG("R9_16XX_UART2_RX", C, 18, 0, 3, 0, 0, 3, 0, 1)
MUX_CFG("L14_16XX_UART3_RX", 6, 3, 0, 0, 31, 0, 0, 31, 1)
/* I2C interface */
MUX_CFG("I2C_SCL", 7, 24, 0, NA, 0, 0, NA, 0, 0)
MUX_CFG("I2C_SDA", 7, 27, 0, NA, 0, 0, NA, 0, 0)
/* Keypad */
MUX_CFG("F18_1610_KBC0", 3, 15, 0, 0, 5, 1, 0, 0, 0)
MUX_CFG("D20_1610_KBC1", 3, 12, 0, 0, 4, 1, 0, 0, 0)
MUX_CFG("D19_1610_KBC2", 3, 9, 0, 0, 3, 1, 0, 0, 0)
MUX_CFG("E18_1610_KBC3", 3, 6, 0, 0, 2, 1, 0, 0, 0)
MUX_CFG("C21_1610_KBC4", 3, 3, 0, 0, 1, 1, 0, 0, 0)
MUX_CFG("G18_1610_KBR0", 4, 0, 0, 0, 10, 1, 0, 1, 0)
MUX_CFG("F19_1610_KBR1", 3, 27, 0, 0, 9, 1, 0, 1, 0)
MUX_CFG("H14_1610_KBR2", 3, 24, 0, 0, 8, 1, 0, 1, 0)
MUX_CFG("E20_1610_KBR3", 3, 21, 0, 0, 7, 1, 0, 1, 0)
MUX_CFG("E19_1610_KBR4", 3, 18, 0, 0, 6, 1, 0, 1, 0)
MUX_CFG("N19_1610_KBR5", 6, 12, 1, 1, 2, 1, 1, 1, 0)
/* Power management */
MUX_CFG("T20_1610_LOW_PWR", 7, 12, 1, NA, 0, 0, NA, 0, 0)
/* MCLK Settings */
MUX_CFG("V5_1710_MCLK_ON", B, 15, 0, NA, 0, 0, NA, 0, 0)
MUX_CFG("V5_1710_MCLK_OFF", B, 15, 6, NA, 0, 0, NA, 0, 0)
MUX_CFG("R10_1610_MCLK_ON", B, 18, 0, NA, 22, 0, NA, 1, 0)
MUX_CFG("R10_1610_MCLK_OFF", B, 18, 6, 2, 22, 1, 2, 1, 1)
/* CompactFlash controller, conflicts with MMC1 */
MUX_CFG("P11_1610_CF_CD2", A, 27, 3, 2, 15, 1, 2, 1, 1)
MUX_CFG("R11_1610_CF_IOIS16", B, 0, 3, 2, 16, 1, 2, 1, 1)
MUX_CFG("V10_1610_CF_IREQ", A, 24, 3, 2, 14, 0, 2, 0, 1)
MUX_CFG("W10_1610_CF_RESET", A, 18, 3, 2, 12, 1, 2, 1, 1)
MUX_CFG("W11_1610_CF_CD1", 10, 15, 3, 3, 8, 1, 3, 1, 1)
/* parallel camera */
MUX_CFG("J15_1610_CAM_LCLK", 4, 24, 0, 0, 18, 1, 0, 0, 0)
MUX_CFG("J18_1610_CAM_D7", 4, 27, 0, 0, 19, 1, 0, 0, 0)
MUX_CFG("J19_1610_CAM_D6", 5, 0, 0, 0, 20, 1, 0, 0, 0)
MUX_CFG("J14_1610_CAM_D5", 5, 3, 0, 0, 21, 1, 0, 0, 0)
MUX_CFG("K18_1610_CAM_D4", 5, 6, 0, 0, 22, 1, 0, 0, 0)
MUX_CFG("K19_1610_CAM_D3", 5, 9, 0, 0, 23, 1, 0, 0, 0)
MUX_CFG("K15_1610_CAM_D2", 5, 12, 0, 0, 24, 1, 0, 0, 0)
MUX_CFG("K14_1610_CAM_D1", 5, 15, 0, 0, 25, 1, 0, 0, 0)
MUX_CFG("L19_1610_CAM_D0", 5, 18, 0, 0, 26, 1, 0, 0, 0)
MUX_CFG("L18_1610_CAM_VS", 5, 21, 0, 0, 27, 1, 0, 0, 0)
MUX_CFG("L15_1610_CAM_HS", 5, 24, 0, 0, 28, 1, 0, 0, 0)
MUX_CFG("M19_1610_CAM_RSTZ", 5, 27, 0, 0, 29, 0, 0, 0, 0)
MUX_CFG("Y15_1610_CAM_OUTCLK", A, 0, 6, 2, 6, 0, 2, 0, 0)
/* serial camera */
MUX_CFG("H19_1610_CAM_EXCLK", 4, 21, 0, 0, 17, 0, 0, 0, 0)
/* REVISIT 5912 spec sez CCP_* can't pullup or pulldown ... ? */
MUX_CFG("Y12_1610_CCP_CLKP", 8, 18, 6, 1, 24, 1, 1, 0, 0)
MUX_CFG("W13_1610_CCP_CLKM", 9, 0, 6, 1, 28, 1, 1, 0, 0)
MUX_CFG("W14_1610_CCP_DATAP", 9, 24, 6, 2, 4, 1, 2, 0, 0)
MUX_CFG("Y14_1610_CCP_DATAM", 9, 21, 6, 2, 3, 1, 2, 0, 0)
};
#define OMAP1XXX_PINS_SZ ARRAY_SIZE(omap1xxx_pins)
#else
#define omap1xxx_pins NULL
#define OMAP1XXX_PINS_SZ 0
#endif /* CONFIG_ARCH_OMAP15XX || CONFIG_ARCH_OMAP16XX */
int __init_or_module omap1_cfg_reg(const struct pin_config *cfg)
{
static DEFINE_SPINLOCK(mux_spin_lock);
unsigned long flags;
unsigned int reg_orig = 0, reg = 0, pu_pd_orig = 0, pu_pd = 0,
pull_orig = 0, pull = 0;
unsigned int mask, warn = 0;
/* Check the mux register in question */
if (cfg->mux_reg) {
unsigned tmp1, tmp2;
spin_lock_irqsave(&mux_spin_lock, flags);
reg_orig = omap_readl(cfg->mux_reg);
/* The mux registers always seem to be 3 bits long */
mask = (0x7 << cfg->mask_offset);
tmp1 = reg_orig & mask;
reg = reg_orig & ~mask;
tmp2 = (cfg->mask << cfg->mask_offset);
reg |= tmp2;
if (tmp1 != tmp2)
warn = 1;
omap_writel(reg, cfg->mux_reg);
spin_unlock_irqrestore(&mux_spin_lock, flags);
}
/* Check for pull up or pull down selection on 1610 */
if (!cpu_is_omap15xx()) {
if (cfg->pu_pd_reg && cfg->pull_val) {
spin_lock_irqsave(&mux_spin_lock, flags);
pu_pd_orig = omap_readl(cfg->pu_pd_reg);
mask = 1 << cfg->pull_bit;
if (cfg->pu_pd_val) {
if (!(pu_pd_orig & mask))
warn = 1;
/* Use pull up */
pu_pd = pu_pd_orig | mask;
} else {
if (pu_pd_orig & mask)
warn = 1;
/* Use pull down */
pu_pd = pu_pd_orig & ~mask;
}
omap_writel(pu_pd, cfg->pu_pd_reg);
spin_unlock_irqrestore(&mux_spin_lock, flags);
}
}
/* Check for an associated pull down register */
if (cfg->pull_reg) {
spin_lock_irqsave(&mux_spin_lock, flags);
pull_orig = omap_readl(cfg->pull_reg);
mask = 1 << cfg->pull_bit;
if (cfg->pull_val) {
if (pull_orig & mask)
warn = 1;
/* Low bit = pull enabled */
pull = pull_orig & ~mask;
} else {
if (!(pull_orig & mask))
warn = 1;
/* High bit = pull disabled */
pull = pull_orig | mask;
}
omap_writel(pull, cfg->pull_reg);
spin_unlock_irqrestore(&mux_spin_lock, flags);
}
if (warn) {
#ifdef CONFIG_OMAP_MUX_WARNINGS
printk(KERN_WARNING "MUX: initialized %s\n", cfg->name);
#endif
}
#ifdef CONFIG_OMAP_MUX_DEBUG
if (cfg->debug || warn) {
printk("MUX: Setting register %s\n", cfg->name);
printk(" %s (0x%08x) = 0x%08x -> 0x%08x\n",
cfg->mux_reg_name, cfg->mux_reg, reg_orig, reg);
if (!cpu_is_omap15xx()) {
if (cfg->pu_pd_reg && cfg->pull_val) {
printk(" %s (0x%08x) = 0x%08x -> 0x%08x\n",
cfg->pu_pd_name, cfg->pu_pd_reg,
pu_pd_orig, pu_pd);
}
}
if (cfg->pull_reg)
printk(" %s (0x%08x) = 0x%08x -> 0x%08x\n",
cfg->pull_name, cfg->pull_reg, pull_orig, pull);
}
#endif
#ifdef CONFIG_OMAP_MUX_ERRORS
return warn ? -ETXTBSY : 0;
#else
return 0;
#endif
}
int __init omap1_mux_init(void)
{
if (cpu_is_omap7xx()) {
arch_mux_cfg.pins = omap7xx_pins;
arch_mux_cfg.size = OMAP7XX_PINS_SZ;
arch_mux_cfg.cfg_reg = omap1_cfg_reg;
}
if (cpu_is_omap15xx() || cpu_is_omap16xx()) {
arch_mux_cfg.pins = omap1xxx_pins;
arch_mux_cfg.size = OMAP1XXX_PINS_SZ;
arch_mux_cfg.cfg_reg = omap1_cfg_reg;
}
return omap_mux_register(&arch_mux_cfg);
}
#endif
|
