Merge branch 'next/soc-exynos5250-arch' of git://git.kernel.org/pub/scm/linux/kernel...
[linux-2.6.git] / arch / arm / mach-s5pv210 / mach-aquila.c
1 /* linux/arch/arm/mach-s5pv210/mach-aquila.c
2  *
3  * Copyright (c) 2010 Samsung Electronics Co., Ltd.
4  *              http://www.samsung.com/
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/types.h>
13 #include <linux/init.h>
14 #include <linux/serial_core.h>
15 #include <linux/fb.h>
16 #include <linux/i2c.h>
17 #include <linux/i2c-gpio.h>
18 #include <linux/mfd/max8998.h>
19 #include <linux/mfd/wm8994/pdata.h>
20 #include <linux/regulator/fixed.h>
21 #include <linux/gpio_keys.h>
22 #include <linux/input.h>
23 #include <linux/gpio.h>
24
25 #include <asm/hardware/vic.h>
26 #include <asm/mach/arch.h>
27 #include <asm/mach/map.h>
28 #include <asm/setup.h>
29 #include <asm/mach-types.h>
30
31 #include <mach/map.h>
32 #include <mach/regs-clock.h>
33
34 #include <plat/gpio-cfg.h>
35 #include <plat/regs-serial.h>
36 #include <plat/devs.h>
37 #include <plat/cpu.h>
38 #include <plat/fb.h>
39 #include <plat/fimc-core.h>
40 #include <plat/sdhci.h>
41 #include <plat/s5p-time.h>
42 #include <plat/regs-fb-v4.h>
43
44 #include "common.h"
45
46 /* Following are default values for UCON, ULCON and UFCON UART registers */
47 #define AQUILA_UCON_DEFAULT     (S3C2410_UCON_TXILEVEL |        \
48                                  S3C2410_UCON_RXILEVEL |        \
49                                  S3C2410_UCON_TXIRQMODE |       \
50                                  S3C2410_UCON_RXIRQMODE |       \
51                                  S3C2410_UCON_RXFIFO_TOI |      \
52                                  S3C2443_UCON_RXERR_IRQEN)
53
54 #define AQUILA_ULCON_DEFAULT    S3C2410_LCON_CS8
55
56 #define AQUILA_UFCON_DEFAULT    S3C2410_UFCON_FIFOMODE
57
58 static struct s3c2410_uartcfg aquila_uartcfgs[] __initdata = {
59         [0] = {
60                 .hwport         = 0,
61                 .flags          = 0,
62                 .ucon           = AQUILA_UCON_DEFAULT,
63                 .ulcon          = AQUILA_ULCON_DEFAULT,
64                 /*
65                  * Actually UART0 can support 256 bytes fifo, but aquila board
66                  * supports 128 bytes fifo because of initial chip bug
67                  */
68                 .ufcon          = AQUILA_UFCON_DEFAULT |
69                         S5PV210_UFCON_TXTRIG128 | S5PV210_UFCON_RXTRIG128,
70         },
71         [1] = {
72                 .hwport         = 1,
73                 .flags          = 0,
74                 .ucon           = AQUILA_UCON_DEFAULT,
75                 .ulcon          = AQUILA_ULCON_DEFAULT,
76                 .ufcon          = AQUILA_UFCON_DEFAULT |
77                         S5PV210_UFCON_TXTRIG64 | S5PV210_UFCON_RXTRIG64,
78         },
79         [2] = {
80                 .hwport         = 2,
81                 .flags          = 0,
82                 .ucon           = AQUILA_UCON_DEFAULT,
83                 .ulcon          = AQUILA_ULCON_DEFAULT,
84                 .ufcon          = AQUILA_UFCON_DEFAULT |
85                         S5PV210_UFCON_TXTRIG16 | S5PV210_UFCON_RXTRIG16,
86         },
87         [3] = {
88                 .hwport         = 3,
89                 .flags          = 0,
90                 .ucon           = AQUILA_UCON_DEFAULT,
91                 .ulcon          = AQUILA_ULCON_DEFAULT,
92                 .ufcon          = AQUILA_UFCON_DEFAULT |
93                         S5PV210_UFCON_TXTRIG16 | S5PV210_UFCON_RXTRIG16,
94         },
95 };
96
97 /* Frame Buffer */
98 static struct s3c_fb_pd_win aquila_fb_win0 = {
99         .win_mode = {
100                 .left_margin = 16,
101                 .right_margin = 16,
102                 .upper_margin = 3,
103                 .lower_margin = 28,
104                 .hsync_len = 2,
105                 .vsync_len = 2,
106                 .xres = 480,
107                 .yres = 800,
108         },
109         .max_bpp = 32,
110         .default_bpp = 16,
111 };
112
113 static struct s3c_fb_pd_win aquila_fb_win1 = {
114         .win_mode = {
115                 .left_margin = 16,
116                 .right_margin = 16,
117                 .upper_margin = 3,
118                 .lower_margin = 28,
119                 .hsync_len = 2,
120                 .vsync_len = 2,
121                 .xres = 480,
122                 .yres = 800,
123         },
124         .max_bpp = 32,
125         .default_bpp = 16,
126 };
127
128 static struct s3c_fb_platdata aquila_lcd_pdata __initdata = {
129         .win[0]         = &aquila_fb_win0,
130         .win[1]         = &aquila_fb_win1,
131         .vidcon0        = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
132         .vidcon1        = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC |
133                           VIDCON1_INV_VCLK | VIDCON1_INV_VDEN,
134         .setup_gpio     = s5pv210_fb_gpio_setup_24bpp,
135 };
136
137 /* MAX8998 regulators */
138 #if defined(CONFIG_REGULATOR_MAX8998) || defined(CONFIG_REGULATOR_MAX8998_MODULE)
139
140 static struct regulator_init_data aquila_ldo2_data = {
141         .constraints    = {
142                 .name           = "VALIVE_1.1V",
143                 .min_uV         = 1100000,
144                 .max_uV         = 1100000,
145                 .apply_uV       = 1,
146                 .always_on      = 1,
147                 .state_mem      = {
148                         .enabled = 1,
149                 },
150         },
151 };
152
153 static struct regulator_init_data aquila_ldo3_data = {
154         .constraints    = {
155                 .name           = "VUSB+MIPI_1.1V",
156                 .min_uV         = 1100000,
157                 .max_uV         = 1100000,
158                 .apply_uV       = 1,
159                 .always_on      = 1,
160         },
161 };
162
163 static struct regulator_init_data aquila_ldo4_data = {
164         .constraints    = {
165                 .name           = "VDAC_3.3V",
166                 .min_uV         = 3300000,
167                 .max_uV         = 3300000,
168                 .apply_uV       = 1,
169         },
170 };
171
172 static struct regulator_init_data aquila_ldo5_data = {
173         .constraints    = {
174                 .name           = "VTF_2.8V",
175                 .min_uV         = 2800000,
176                 .max_uV         = 2800000,
177                 .apply_uV       = 1,
178         },
179 };
180
181 static struct regulator_init_data aquila_ldo6_data = {
182         .constraints    = {
183                 .name           = "VCC_3.3V",
184                 .min_uV         = 3300000,
185                 .max_uV         = 3300000,
186                 .apply_uV       = 1,
187         },
188 };
189
190 static struct regulator_init_data aquila_ldo7_data = {
191         .constraints    = {
192                 .name           = "VCC_3.0V",
193                 .min_uV         = 3000000,
194                 .max_uV         = 3000000,
195                 .apply_uV       = 1,
196                 .boot_on        = 1,
197                 .always_on      = 1,
198         },
199 };
200
201 static struct regulator_init_data aquila_ldo8_data = {
202         .constraints    = {
203                 .name           = "VUSB+VADC_3.3V",
204                 .min_uV         = 3300000,
205                 .max_uV         = 3300000,
206                 .apply_uV       = 1,
207                 .always_on      = 1,
208         },
209 };
210
211 static struct regulator_init_data aquila_ldo9_data = {
212         .constraints    = {
213                 .name           = "VCC+VCAM_2.8V",
214                 .min_uV         = 2800000,
215                 .max_uV         = 2800000,
216                 .apply_uV       = 1,
217                 .always_on      = 1,
218         },
219 };
220
221 static struct regulator_init_data aquila_ldo10_data = {
222         .constraints    = {
223                 .name           = "VPLL_1.1V",
224                 .min_uV         = 1100000,
225                 .max_uV         = 1100000,
226                 .apply_uV       = 1,
227                 .boot_on        = 1,
228         },
229 };
230
231 static struct regulator_init_data aquila_ldo11_data = {
232         .constraints    = {
233                 .name           = "CAM_IO_2.8V",
234                 .min_uV         = 2800000,
235                 .max_uV         = 2800000,
236                 .apply_uV       = 1,
237                 .always_on      = 1,
238         },
239 };
240
241 static struct regulator_init_data aquila_ldo12_data = {
242         .constraints    = {
243                 .name           = "CAM_ISP_1.2V",
244                 .min_uV         = 1200000,
245                 .max_uV         = 1200000,
246                 .apply_uV       = 1,
247                 .always_on      = 1,
248         },
249 };
250
251 static struct regulator_init_data aquila_ldo13_data = {
252         .constraints    = {
253                 .name           = "CAM_A_2.8V",
254                 .min_uV         = 2800000,
255                 .max_uV         = 2800000,
256                 .apply_uV       = 1,
257                 .always_on      = 1,
258         },
259 };
260
261 static struct regulator_init_data aquila_ldo14_data = {
262         .constraints    = {
263                 .name           = "CAM_CIF_1.8V",
264                 .min_uV         = 1800000,
265                 .max_uV         = 1800000,
266                 .apply_uV       = 1,
267                 .always_on      = 1,
268         },
269 };
270
271 static struct regulator_init_data aquila_ldo15_data = {
272         .constraints    = {
273                 .name           = "CAM_AF_3.3V",
274                 .min_uV         = 3300000,
275                 .max_uV         = 3300000,
276                 .apply_uV       = 1,
277                 .always_on      = 1,
278         },
279 };
280
281 static struct regulator_init_data aquila_ldo16_data = {
282         .constraints    = {
283                 .name           = "VMIPI_1.8V",
284                 .min_uV         = 1800000,
285                 .max_uV         = 1800000,
286                 .apply_uV       = 1,
287                 .always_on      = 1,
288         },
289 };
290
291 static struct regulator_init_data aquila_ldo17_data = {
292         .constraints    = {
293                 .name           = "CAM_8M_1.8V",
294                 .min_uV         = 1800000,
295                 .max_uV         = 1800000,
296                 .apply_uV       = 1,
297                 .always_on      = 1,
298         },
299 };
300
301 /* BUCK */
302 static struct regulator_consumer_supply buck1_consumer =
303         REGULATOR_SUPPLY("vddarm", NULL);
304
305 static struct regulator_consumer_supply buck2_consumer =
306         REGULATOR_SUPPLY("vddint", NULL);
307
308 static struct regulator_init_data aquila_buck1_data = {
309         .constraints    = {
310                 .name           = "VARM_1.2V",
311                 .min_uV         = 1200000,
312                 .max_uV         = 1200000,
313                 .apply_uV       = 1,
314                 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
315                                   REGULATOR_CHANGE_STATUS,
316         },
317         .num_consumer_supplies  = 1,
318         .consumer_supplies      = &buck1_consumer,
319 };
320
321 static struct regulator_init_data aquila_buck2_data = {
322         .constraints    = {
323                 .name           = "VINT_1.2V",
324                 .min_uV         = 1200000,
325                 .max_uV         = 1200000,
326                 .apply_uV       = 1,
327                 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
328                                   REGULATOR_CHANGE_STATUS,
329         },
330         .num_consumer_supplies  = 1,
331         .consumer_supplies      = &buck2_consumer,
332 };
333
334 static struct regulator_init_data aquila_buck3_data = {
335         .constraints    = {
336                 .name           = "VCC_1.8V",
337                 .min_uV         = 1800000,
338                 .max_uV         = 1800000,
339                 .apply_uV       = 1,
340                 .state_mem      = {
341                         .enabled = 1,
342                 },
343         },
344 };
345
346 static struct regulator_init_data aquila_buck4_data = {
347         .constraints    = {
348                 .name           = "CAM_CORE_1.2V",
349                 .min_uV         = 1200000,
350                 .max_uV         = 1200000,
351                 .apply_uV       = 1,
352                 .always_on      = 1,
353         },
354 };
355
356 static struct max8998_regulator_data aquila_regulators[] = {
357         { MAX8998_LDO2,  &aquila_ldo2_data },
358         { MAX8998_LDO3,  &aquila_ldo3_data },
359         { MAX8998_LDO4,  &aquila_ldo4_data },
360         { MAX8998_LDO5,  &aquila_ldo5_data },
361         { MAX8998_LDO6,  &aquila_ldo6_data },
362         { MAX8998_LDO7,  &aquila_ldo7_data },
363         { MAX8998_LDO8,  &aquila_ldo8_data },
364         { MAX8998_LDO9,  &aquila_ldo9_data },
365         { MAX8998_LDO10, &aquila_ldo10_data },
366         { MAX8998_LDO11, &aquila_ldo11_data },
367         { MAX8998_LDO12, &aquila_ldo12_data },
368         { MAX8998_LDO13, &aquila_ldo13_data },
369         { MAX8998_LDO14, &aquila_ldo14_data },
370         { MAX8998_LDO15, &aquila_ldo15_data },
371         { MAX8998_LDO16, &aquila_ldo16_data },
372         { MAX8998_LDO17, &aquila_ldo17_data },
373         { MAX8998_BUCK1, &aquila_buck1_data },
374         { MAX8998_BUCK2, &aquila_buck2_data },
375         { MAX8998_BUCK3, &aquila_buck3_data },
376         { MAX8998_BUCK4, &aquila_buck4_data },
377 };
378
379 static struct max8998_platform_data aquila_max8998_pdata = {
380         .num_regulators = ARRAY_SIZE(aquila_regulators),
381         .regulators     = aquila_regulators,
382         .buck1_set1     = S5PV210_GPH0(3),
383         .buck1_set2     = S5PV210_GPH0(4),
384         .buck2_set3     = S5PV210_GPH0(5),
385         .buck1_voltage1 = 1200000,
386         .buck1_voltage2 = 1200000,
387         .buck1_voltage3 = 1200000,
388         .buck1_voltage4 = 1200000,
389         .buck2_voltage1 = 1200000,
390         .buck2_voltage2 = 1200000,
391 };
392 #endif
393
394 static struct regulator_consumer_supply wm8994_fixed_voltage0_supplies[] = {
395         REGULATOR_SUPPLY("DBVDD", "5-001a"),
396         REGULATOR_SUPPLY("AVDD2", "5-001a"),
397         REGULATOR_SUPPLY("CPVDD", "5-001a"),
398 };
399
400 static struct regulator_consumer_supply wm8994_fixed_voltage1_supplies[] = {
401         REGULATOR_SUPPLY("SPKVDD1", "5-001a"),
402         REGULATOR_SUPPLY("SPKVDD2", "5-001a"),
403 };
404
405 static struct regulator_init_data wm8994_fixed_voltage0_init_data = {
406         .constraints = {
407                 .always_on = 1,
408         },
409         .num_consumer_supplies  = ARRAY_SIZE(wm8994_fixed_voltage0_supplies),
410         .consumer_supplies      = wm8994_fixed_voltage0_supplies,
411 };
412
413 static struct regulator_init_data wm8994_fixed_voltage1_init_data = {
414         .constraints = {
415                 .always_on = 1,
416         },
417         .num_consumer_supplies  = ARRAY_SIZE(wm8994_fixed_voltage1_supplies),
418         .consumer_supplies      = wm8994_fixed_voltage1_supplies,
419 };
420
421 static struct fixed_voltage_config wm8994_fixed_voltage0_config = {
422         .supply_name    = "VCC_1.8V_PDA",
423         .microvolts     = 1800000,
424         .gpio           = -EINVAL,
425         .init_data      = &wm8994_fixed_voltage0_init_data,
426 };
427
428 static struct fixed_voltage_config wm8994_fixed_voltage1_config = {
429         .supply_name    = "V_BAT",
430         .microvolts     = 3700000,
431         .gpio           = -EINVAL,
432         .init_data      = &wm8994_fixed_voltage1_init_data,
433 };
434
435 static struct platform_device wm8994_fixed_voltage0 = {
436         .name           = "reg-fixed-voltage",
437         .id             = 0,
438         .dev            = {
439                 .platform_data  = &wm8994_fixed_voltage0_config,
440         },
441 };
442
443 static struct platform_device wm8994_fixed_voltage1 = {
444         .name           = "reg-fixed-voltage",
445         .id             = 1,
446         .dev            = {
447                 .platform_data  = &wm8994_fixed_voltage1_config,
448         },
449 };
450
451 static struct regulator_consumer_supply wm8994_avdd1_supply =
452         REGULATOR_SUPPLY("AVDD1", "5-001a");
453
454 static struct regulator_consumer_supply wm8994_dcvdd_supply =
455         REGULATOR_SUPPLY("DCVDD", "5-001a");
456
457 static struct regulator_init_data wm8994_ldo1_data = {
458         .constraints    = {
459                 .name           = "AVDD1_3.0V",
460                 .valid_ops_mask = REGULATOR_CHANGE_STATUS,
461         },
462         .num_consumer_supplies  = 1,
463         .consumer_supplies      = &wm8994_avdd1_supply,
464 };
465
466 static struct regulator_init_data wm8994_ldo2_data = {
467         .constraints    = {
468                 .name           = "DCVDD_1.0V",
469         },
470         .num_consumer_supplies  = 1,
471         .consumer_supplies      = &wm8994_dcvdd_supply,
472 };
473
474 static struct wm8994_pdata wm8994_platform_data = {
475         /* configure gpio1 function: 0x0001(Logic level input/output) */
476         .gpio_defaults[0] = 0x0001,
477         /* configure gpio3/4/5/7 function for AIF2 voice */
478         .gpio_defaults[2] = 0x8100,
479         .gpio_defaults[3] = 0x8100,
480         .gpio_defaults[4] = 0x8100,
481         .gpio_defaults[6] = 0x0100,
482         /* configure gpio8/9/10/11 function for AIF3 BT */
483         .gpio_defaults[7] = 0x8100,
484         .gpio_defaults[8] = 0x0100,
485         .gpio_defaults[9] = 0x0100,
486         .gpio_defaults[10] = 0x0100,
487         .ldo[0] = { S5PV210_MP03(6), NULL, &wm8994_ldo1_data }, /* XM0FRNB_2 */
488         .ldo[1] = { 0, NULL, &wm8994_ldo2_data },
489 };
490
491 /* GPIO I2C PMIC */
492 #define AP_I2C_GPIO_PMIC_BUS_4  4
493 static struct i2c_gpio_platform_data aquila_i2c_gpio_pmic_data = {
494         .sda_pin        = S5PV210_GPJ4(0),      /* XMSMCSN */
495         .scl_pin        = S5PV210_GPJ4(3),      /* XMSMIRQN */
496 };
497
498 static struct platform_device aquila_i2c_gpio_pmic = {
499         .name           = "i2c-gpio",
500         .id             = AP_I2C_GPIO_PMIC_BUS_4,
501         .dev            = {
502                 .platform_data = &aquila_i2c_gpio_pmic_data,
503         },
504 };
505
506 static struct i2c_board_info i2c_gpio_pmic_devs[] __initdata = {
507 #if defined(CONFIG_REGULATOR_MAX8998) || defined(CONFIG_REGULATOR_MAX8998_MODULE)
508         {
509                 /* 0xCC when SRAD = 0 */
510                 I2C_BOARD_INFO("max8998", 0xCC >> 1),
511                 .platform_data = &aquila_max8998_pdata,
512         },
513 #endif
514 };
515
516 /* GPIO I2C AP 1.8V */
517 #define AP_I2C_GPIO_BUS_5       5
518 static struct i2c_gpio_platform_data aquila_i2c_gpio5_data = {
519         .sda_pin        = S5PV210_MP05(3),      /* XM0ADDR_11 */
520         .scl_pin        = S5PV210_MP05(2),      /* XM0ADDR_10 */
521 };
522
523 static struct platform_device aquila_i2c_gpio5 = {
524         .name           = "i2c-gpio",
525         .id             = AP_I2C_GPIO_BUS_5,
526         .dev            = {
527                 .platform_data  = &aquila_i2c_gpio5_data,
528         },
529 };
530
531 static struct i2c_board_info i2c_gpio5_devs[] __initdata = {
532         {
533                 /* CS/ADDR = low 0x34 (FYI: high = 0x36) */
534                 I2C_BOARD_INFO("wm8994", 0x1a),
535                 .platform_data  = &wm8994_platform_data,
536         },
537 };
538
539 /* PMIC Power button */
540 static struct gpio_keys_button aquila_gpio_keys_table[] = {
541         {
542                 .code           = KEY_POWER,
543                 .gpio           = S5PV210_GPH2(6),
544                 .desc           = "gpio-keys: KEY_POWER",
545                 .type           = EV_KEY,
546                 .active_low     = 1,
547                 .wakeup         = 1,
548                 .debounce_interval = 1,
549         },
550 };
551
552 static struct gpio_keys_platform_data aquila_gpio_keys_data = {
553         .buttons        = aquila_gpio_keys_table,
554         .nbuttons       = ARRAY_SIZE(aquila_gpio_keys_table),
555 };
556
557 static struct platform_device aquila_device_gpiokeys = {
558         .name = "gpio-keys",
559         .dev = {
560                 .platform_data = &aquila_gpio_keys_data,
561         },
562 };
563
564 static void __init aquila_pmic_init(void)
565 {
566         /* AP_PMIC_IRQ: EINT7 */
567         s3c_gpio_cfgpin(S5PV210_GPH0(7), S3C_GPIO_SFN(0xf));
568         s3c_gpio_setpull(S5PV210_GPH0(7), S3C_GPIO_PULL_UP);
569
570         /* nPower: EINT22 */
571         s3c_gpio_cfgpin(S5PV210_GPH2(6), S3C_GPIO_SFN(0xf));
572         s3c_gpio_setpull(S5PV210_GPH2(6), S3C_GPIO_PULL_UP);
573 }
574
575 /* MoviNAND */
576 static struct s3c_sdhci_platdata aquila_hsmmc0_data __initdata = {
577         .max_width              = 4,
578         .cd_type                = S3C_SDHCI_CD_PERMANENT,
579 };
580
581 /* Wireless LAN */
582 static struct s3c_sdhci_platdata aquila_hsmmc1_data __initdata = {
583         .max_width              = 4,
584         .cd_type                = S3C_SDHCI_CD_EXTERNAL,
585         /* ext_cd_{init,cleanup} callbacks will be added later */
586 };
587
588 /* External Flash */
589 #define AQUILA_EXT_FLASH_EN     S5PV210_MP05(4)
590 #define AQUILA_EXT_FLASH_CD     S5PV210_GPH3(4)
591 static struct s3c_sdhci_platdata aquila_hsmmc2_data __initdata = {
592         .max_width              = 4,
593         .cd_type                = S3C_SDHCI_CD_GPIO,
594         .ext_cd_gpio            = AQUILA_EXT_FLASH_CD,
595         .ext_cd_gpio_invert     = 1,
596 };
597
598 static void aquila_setup_sdhci(void)
599 {
600         gpio_request_one(AQUILA_EXT_FLASH_EN, GPIOF_OUT_INIT_HIGH, "FLASH_EN");
601
602         s3c_sdhci0_set_platdata(&aquila_hsmmc0_data);
603         s3c_sdhci1_set_platdata(&aquila_hsmmc1_data);
604         s3c_sdhci2_set_platdata(&aquila_hsmmc2_data);
605 };
606
607 static struct platform_device *aquila_devices[] __initdata = {
608         &aquila_i2c_gpio_pmic,
609         &aquila_i2c_gpio5,
610         &aquila_device_gpiokeys,
611         &s3c_device_fb,
612         &s5p_device_onenand,
613         &s3c_device_hsmmc0,
614         &s3c_device_hsmmc1,
615         &s3c_device_hsmmc2,
616         &s5p_device_fimc0,
617         &s5p_device_fimc1,
618         &s5p_device_fimc2,
619         &s5pv210_device_iis0,
620         &wm8994_fixed_voltage0,
621         &wm8994_fixed_voltage1,
622 };
623
624 static void __init aquila_sound_init(void)
625 {
626         unsigned int gpio;
627
628         /* CODEC_XTAL_EN
629          *
630          * The Aquila board have a oscillator which provide main clock
631          * to WM8994 codec. The oscillator provide 24MHz clock to WM8994
632          * clock. Set gpio setting of "CODEC_XTAL_EN" to enable a oscillator.
633          * */
634         gpio = S5PV210_GPH3(2);         /* XEINT_26 */
635         gpio_request(gpio, "CODEC_XTAL_EN");
636         s3c_gpio_cfgpin(gpio, S3C_GPIO_OUTPUT);
637         s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
638
639         /* Ths main clock of WM8994 codec uses the output of CLKOUT pin.
640          * The CLKOUT[9:8] set to 0x3(XUSBXTI) of 0xE010E000(OTHERS)
641          * because it needs 24MHz clock to operate WM8994 codec.
642          */
643         __raw_writel(__raw_readl(S5P_OTHERS) | (0x3 << 8), S5P_OTHERS);
644 }
645
646 static void __init aquila_map_io(void)
647 {
648         s5pv210_init_io(NULL, 0);
649         s3c24xx_init_clocks(24000000);
650         s3c24xx_init_uarts(aquila_uartcfgs, ARRAY_SIZE(aquila_uartcfgs));
651         s5p_set_timer_source(S5P_PWM3, S5P_PWM4);
652 }
653
654 static void __init aquila_machine_init(void)
655 {
656         /* PMIC */
657         aquila_pmic_init();
658         i2c_register_board_info(AP_I2C_GPIO_PMIC_BUS_4, i2c_gpio_pmic_devs,
659                         ARRAY_SIZE(i2c_gpio_pmic_devs));
660         /* SDHCI */
661         aquila_setup_sdhci();
662
663         s3c_fimc_setname(0, "s5p-fimc");
664         s3c_fimc_setname(1, "s5p-fimc");
665         s3c_fimc_setname(2, "s5p-fimc");
666
667         /* SOUND */
668         aquila_sound_init();
669         i2c_register_board_info(AP_I2C_GPIO_BUS_5, i2c_gpio5_devs,
670                         ARRAY_SIZE(i2c_gpio5_devs));
671
672         /* FB */
673         s3c_fb_set_platdata(&aquila_lcd_pdata);
674
675         platform_add_devices(aquila_devices, ARRAY_SIZE(aquila_devices));
676 }
677
678 MACHINE_START(AQUILA, "Aquila")
679         /* Maintainers:
680            Marek Szyprowski <m.szyprowski@samsung.com>
681            Kyungmin Park <kyungmin.park@samsung.com> */
682         .atag_offset    = 0x100,
683         .init_irq       = s5pv210_init_irq,
684         .handle_irq     = vic_handle_irq,
685         .map_io         = aquila_map_io,
686         .init_machine   = aquila_machine_init,
687         .timer          = &s5p_timer,
688         .restart        = s5pv210_restart,
689 MACHINE_END