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TOMOYO Linux Cross Reference
Linux/arch/arm/mach-s3c64xx/mach-smdk6410.c

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  1 /* linux/arch/arm/mach-s3c64xx/mach-smdk6410.c
  2  *
  3  * Copyright 2008 Openmoko, Inc.
  4  * Copyright 2008 Simtec Electronics
  5  *      Ben Dooks <ben@simtec.co.uk>
  6  *      http://armlinux.simtec.co.uk/
  7  *
  8  * This program is free software; you can redistribute it and/or modify
  9  * it under the terms of the GNU General Public License version 2 as
 10  * published by the Free Software Foundation.
 11  *
 12 */
 13 
 14 #include <linux/kernel.h>
 15 #include <linux/types.h>
 16 #include <linux/interrupt.h>
 17 #include <linux/list.h>
 18 #include <linux/timer.h>
 19 #include <linux/init.h>
 20 #include <linux/input.h>
 21 #include <linux/serial_core.h>
 22 #include <linux/serial_s3c.h>
 23 #include <linux/platform_device.h>
 24 #include <linux/io.h>
 25 #include <linux/i2c.h>
 26 #include <linux/leds.h>
 27 #include <linux/fb.h>
 28 #include <linux/gpio.h>
 29 #include <linux/delay.h>
 30 #include <linux/smsc911x.h>
 31 #include <linux/regulator/fixed.h>
 32 #include <linux/regulator/machine.h>
 33 #include <linux/pwm.h>
 34 #include <linux/pwm_backlight.h>
 35 #include <linux/platform_data/s3c-hsotg.h>
 36 
 37 #ifdef CONFIG_SMDK6410_WM1190_EV1
 38 #include <linux/mfd/wm8350/core.h>
 39 #include <linux/mfd/wm8350/pmic.h>
 40 #endif
 41 
 42 #ifdef CONFIG_SMDK6410_WM1192_EV1
 43 #include <linux/mfd/wm831x/core.h>
 44 #include <linux/mfd/wm831x/pdata.h>
 45 #endif
 46 
 47 #include <video/platform_lcd.h>
 48 #include <video/samsung_fimd.h>
 49 
 50 #include <asm/mach/arch.h>
 51 #include <asm/mach/map.h>
 52 #include <asm/mach/irq.h>
 53 
 54 #include <mach/hardware.h>
 55 #include <mach/irqs.h>
 56 #include <mach/map.h>
 57 
 58 #include <asm/irq.h>
 59 #include <asm/mach-types.h>
 60 
 61 #include <mach/regs-gpio.h>
 62 #include <mach/gpio-samsung.h>
 63 #include <linux/platform_data/ata-samsung_cf.h>
 64 #include <linux/platform_data/i2c-s3c2410.h>
 65 #include <plat/fb.h>
 66 #include <plat/gpio-cfg.h>
 67 
 68 #include <plat/devs.h>
 69 #include <plat/cpu.h>
 70 #include <plat/adc.h>
 71 #include <linux/platform_data/touchscreen-s3c2410.h>
 72 #include <plat/keypad.h>
 73 #include <plat/samsung-time.h>
 74 
 75 #include "backlight.h"
 76 #include "common.h"
 77 #include "regs-modem.h"
 78 #include "regs-srom.h"
 79 #include "regs-sys.h"
 80 
 81 #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
 82 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
 83 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
 84 
 85 static struct s3c2410_uartcfg smdk6410_uartcfgs[] __initdata = {
 86         [0] = {
 87                 .hwport      = 0,
 88                 .flags       = 0,
 89                 .ucon        = UCON,
 90                 .ulcon       = ULCON,
 91                 .ufcon       = UFCON,
 92         },
 93         [1] = {
 94                 .hwport      = 1,
 95                 .flags       = 0,
 96                 .ucon        = UCON,
 97                 .ulcon       = ULCON,
 98                 .ufcon       = UFCON,
 99         },
100         [2] = {
101                 .hwport      = 2,
102                 .flags       = 0,
103                 .ucon        = UCON,
104                 .ulcon       = ULCON,
105                 .ufcon       = UFCON,
106         },
107         [3] = {
108                 .hwport      = 3,
109                 .flags       = 0,
110                 .ucon        = UCON,
111                 .ulcon       = ULCON,
112                 .ufcon       = UFCON,
113         },
114 };
115 
116 /* framebuffer and LCD setup. */
117 
118 /* GPF15 = LCD backlight control
119  * GPF13 => Panel power
120  * GPN5 = LCD nRESET signal
121  * PWM_TOUT1 => backlight brightness
122  */
123 
124 static void smdk6410_lcd_power_set(struct plat_lcd_data *pd,
125                                    unsigned int power)
126 {
127         if (power) {
128                 gpio_direction_output(S3C64XX_GPF(13), 1);
129 
130                 /* fire nRESET on power up */
131                 gpio_direction_output(S3C64XX_GPN(5), 0);
132                 msleep(10);
133                 gpio_direction_output(S3C64XX_GPN(5), 1);
134                 msleep(1);
135         } else {
136                 gpio_direction_output(S3C64XX_GPF(13), 0);
137         }
138 }
139 
140 static struct plat_lcd_data smdk6410_lcd_power_data = {
141         .set_power      = smdk6410_lcd_power_set,
142 };
143 
144 static struct platform_device smdk6410_lcd_powerdev = {
145         .name                   = "platform-lcd",
146         .dev.parent             = &s3c_device_fb.dev,
147         .dev.platform_data      = &smdk6410_lcd_power_data,
148 };
149 
150 static struct s3c_fb_pd_win smdk6410_fb_win0 = {
151         .max_bpp        = 32,
152         .default_bpp    = 16,
153         .xres           = 800,
154         .yres           = 480,
155         .virtual_y      = 480 * 2,
156         .virtual_x      = 800,
157 };
158 
159 static struct fb_videomode smdk6410_lcd_timing = {
160         .left_margin    = 8,
161         .right_margin   = 13,
162         .upper_margin   = 7,
163         .lower_margin   = 5,
164         .hsync_len      = 3,
165         .vsync_len      = 1,
166         .xres           = 800,
167         .yres           = 480,
168 };
169 
170 /* 405566 clocks per frame => 60Hz refresh requires 24333960Hz clock */
171 static struct s3c_fb_platdata smdk6410_lcd_pdata __initdata = {
172         .setup_gpio     = s3c64xx_fb_gpio_setup_24bpp,
173         .vtiming        = &smdk6410_lcd_timing,
174         .win[0]         = &smdk6410_fb_win0,
175         .vidcon0        = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
176         .vidcon1        = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
177 };
178 
179 /*
180  * Configuring Ethernet on SMDK6410
181  *
182  * Both CS8900A and LAN9115 chips share one chip select mediated by CFG6.
183  * The constant address below corresponds to nCS1
184  *
185  *  1) Set CFGB2 p3 ON others off, no other CFGB selects "ethernet"
186  *  2) CFG6 needs to be switched to "LAN9115" side
187  */
188 
189 static struct resource smdk6410_smsc911x_resources[] = {
190         [0] = DEFINE_RES_MEM(S3C64XX_PA_XM0CSN1, SZ_64K),
191         [1] = DEFINE_RES_NAMED(S3C_EINT(10), 1, NULL, IORESOURCE_IRQ \
192                                         | IRQ_TYPE_LEVEL_LOW),
193 };
194 
195 static struct smsc911x_platform_config smdk6410_smsc911x_pdata = {
196         .irq_polarity  = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
197         .irq_type      = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
198         .flags         = SMSC911X_USE_32BIT | SMSC911X_FORCE_INTERNAL_PHY,
199         .phy_interface = PHY_INTERFACE_MODE_MII,
200 };
201 
202 
203 static struct platform_device smdk6410_smsc911x = {
204         .name          = "smsc911x",
205         .id            = -1,
206         .num_resources = ARRAY_SIZE(smdk6410_smsc911x_resources),
207         .resource      = &smdk6410_smsc911x_resources[0],
208         .dev = {
209                 .platform_data = &smdk6410_smsc911x_pdata,
210         },
211 };
212 
213 #ifdef CONFIG_REGULATOR
214 static struct regulator_consumer_supply smdk6410_b_pwr_5v_consumers[] = {
215         REGULATOR_SUPPLY("PVDD", "0-001b"),
216         REGULATOR_SUPPLY("AVDD", "0-001b"),
217 };
218 
219 static struct regulator_init_data __maybe_unused smdk6410_b_pwr_5v_data = {
220         .constraints = {
221                 .always_on = 1,
222         },
223         .num_consumer_supplies = ARRAY_SIZE(smdk6410_b_pwr_5v_consumers),
224         .consumer_supplies = smdk6410_b_pwr_5v_consumers,
225 };
226 
227 static struct fixed_voltage_config smdk6410_b_pwr_5v_pdata = {
228         .supply_name = "B_PWR_5V",
229         .microvolts = 5000000,
230         .init_data = &smdk6410_b_pwr_5v_data,
231         .gpio = -EINVAL,
232 };
233 
234 static struct platform_device smdk6410_b_pwr_5v = {
235         .name          = "reg-fixed-voltage",
236         .id            = -1,
237         .dev = {
238                 .platform_data = &smdk6410_b_pwr_5v_pdata,
239         },
240 };
241 #endif
242 
243 static struct s3c_ide_platdata smdk6410_ide_pdata __initdata = {
244         .setup_gpio     = s3c64xx_ide_setup_gpio,
245 };
246 
247 static uint32_t smdk6410_keymap[] __initdata = {
248         /* KEY(row, col, keycode) */
249         KEY(0, 3, KEY_1), KEY(0, 4, KEY_2), KEY(0, 5, KEY_3),
250         KEY(0, 6, KEY_4), KEY(0, 7, KEY_5),
251         KEY(1, 3, KEY_A), KEY(1, 4, KEY_B), KEY(1, 5, KEY_C),
252         KEY(1, 6, KEY_D), KEY(1, 7, KEY_E)
253 };
254 
255 static struct matrix_keymap_data smdk6410_keymap_data __initdata = {
256         .keymap         = smdk6410_keymap,
257         .keymap_size    = ARRAY_SIZE(smdk6410_keymap),
258 };
259 
260 static struct samsung_keypad_platdata smdk6410_keypad_data __initdata = {
261         .keymap_data    = &smdk6410_keymap_data,
262         .rows           = 2,
263         .cols           = 8,
264 };
265 
266 static struct map_desc smdk6410_iodesc[] = {};
267 
268 static struct platform_device *smdk6410_devices[] __initdata = {
269 #ifdef CONFIG_SMDK6410_SD_CH0
270         &s3c_device_hsmmc0,
271 #endif
272 #ifdef CONFIG_SMDK6410_SD_CH1
273         &s3c_device_hsmmc1,
274 #endif
275         &s3c_device_i2c0,
276         &s3c_device_i2c1,
277         &s3c_device_fb,
278         &s3c_device_ohci,
279         &samsung_device_pwm,
280         &s3c_device_usb_hsotg,
281         &s3c64xx_device_iisv4,
282         &samsung_device_keypad,
283 
284 #ifdef CONFIG_REGULATOR
285         &smdk6410_b_pwr_5v,
286 #endif
287         &smdk6410_lcd_powerdev,
288 
289         &smdk6410_smsc911x,
290         &s3c_device_adc,
291         &s3c_device_cfcon,
292         &s3c_device_rtc,
293         &s3c_device_wdt,
294 };
295 
296 #ifdef CONFIG_REGULATOR
297 /* ARM core */
298 static struct regulator_consumer_supply smdk6410_vddarm_consumers[] = {
299         REGULATOR_SUPPLY("vddarm", NULL),
300 };
301 
302 /* VDDARM, BUCK1 on J5 */
303 static struct regulator_init_data __maybe_unused smdk6410_vddarm = {
304         .constraints = {
305                 .name = "PVDD_ARM",
306                 .min_uV = 1000000,
307                 .max_uV = 1300000,
308                 .always_on = 1,
309                 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
310         },
311         .num_consumer_supplies = ARRAY_SIZE(smdk6410_vddarm_consumers),
312         .consumer_supplies = smdk6410_vddarm_consumers,
313 };
314 
315 /* VDD_INT, BUCK2 on J5 */
316 static struct regulator_init_data __maybe_unused smdk6410_vddint = {
317         .constraints = {
318                 .name = "PVDD_INT",
319                 .min_uV = 1000000,
320                 .max_uV = 1200000,
321                 .always_on = 1,
322                 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
323         },
324 };
325 
326 /* VDD_HI, LDO3 on J5 */
327 static struct regulator_init_data __maybe_unused smdk6410_vddhi = {
328         .constraints = {
329                 .name = "PVDD_HI",
330                 .always_on = 1,
331         },
332 };
333 
334 /* VDD_PLL, LDO2 on J5 */
335 static struct regulator_init_data __maybe_unused smdk6410_vddpll = {
336         .constraints = {
337                 .name = "PVDD_PLL",
338                 .always_on = 1,
339         },
340 };
341 
342 /* VDD_UH_MMC, LDO5 on J5 */
343 static struct regulator_init_data __maybe_unused smdk6410_vdduh_mmc = {
344         .constraints = {
345                 .name = "PVDD_UH+PVDD_MMC",
346                 .always_on = 1,
347         },
348 };
349 
350 /* VCCM3BT, LDO8 on J5 */
351 static struct regulator_init_data __maybe_unused smdk6410_vccmc3bt = {
352         .constraints = {
353                 .name = "PVCCM3BT",
354                 .always_on = 1,
355         },
356 };
357 
358 /* VCCM2MTV, LDO11 on J5 */
359 static struct regulator_init_data __maybe_unused smdk6410_vccm2mtv = {
360         .constraints = {
361                 .name = "PVCCM2MTV",
362                 .always_on = 1,
363         },
364 };
365 
366 /* VDD_LCD, LDO12 on J5 */
367 static struct regulator_init_data __maybe_unused smdk6410_vddlcd = {
368         .constraints = {
369                 .name = "PVDD_LCD",
370                 .always_on = 1,
371         },
372 };
373 
374 /* VDD_OTGI, LDO9 on J5 */
375 static struct regulator_init_data __maybe_unused smdk6410_vddotgi = {
376         .constraints = {
377                 .name = "PVDD_OTGI",
378                 .always_on = 1,
379         },
380 };
381 
382 /* VDD_OTG, LDO14 on J5 */
383 static struct regulator_init_data __maybe_unused smdk6410_vddotg = {
384         .constraints = {
385                 .name = "PVDD_OTG",
386                 .always_on = 1,
387         },
388 };
389 
390 /* VDD_ALIVE, LDO15 on J5 */
391 static struct regulator_init_data __maybe_unused smdk6410_vddalive = {
392         .constraints = {
393                 .name = "PVDD_ALIVE",
394                 .always_on = 1,
395         },
396 };
397 
398 /* VDD_AUDIO, VLDO_AUDIO on J5 */
399 static struct regulator_init_data __maybe_unused smdk6410_vddaudio = {
400         .constraints = {
401                 .name = "PVDD_AUDIO",
402                 .always_on = 1,
403         },
404 };
405 #endif
406 
407 #ifdef CONFIG_SMDK6410_WM1190_EV1
408 /* S3C64xx internal logic & PLL */
409 static struct regulator_init_data __maybe_unused wm8350_dcdc1_data = {
410         .constraints = {
411                 .name = "PVDD_INT+PVDD_PLL",
412                 .min_uV = 1200000,
413                 .max_uV = 1200000,
414                 .always_on = 1,
415                 .apply_uV = 1,
416         },
417 };
418 
419 /* Memory */
420 static struct regulator_init_data __maybe_unused wm8350_dcdc3_data = {
421         .constraints = {
422                 .name = "PVDD_MEM",
423                 .min_uV = 1800000,
424                 .max_uV = 1800000,
425                 .always_on = 1,
426                 .state_mem = {
427                          .uV = 1800000,
428                          .mode = REGULATOR_MODE_NORMAL,
429                          .enabled = 1,
430                 },
431                 .initial_state = PM_SUSPEND_MEM,
432         },
433 };
434 
435 /* USB, EXT, PCM, ADC/DAC, USB, MMC */
436 static struct regulator_consumer_supply wm8350_dcdc4_consumers[] = {
437         REGULATOR_SUPPLY("DVDD", "0-001b"),
438 };
439 
440 static struct regulator_init_data __maybe_unused wm8350_dcdc4_data = {
441         .constraints = {
442                 .name = "PVDD_HI+PVDD_EXT+PVDD_SYS+PVCCM2MTV",
443                 .min_uV = 3000000,
444                 .max_uV = 3000000,
445                 .always_on = 1,
446         },
447         .num_consumer_supplies = ARRAY_SIZE(wm8350_dcdc4_consumers),
448         .consumer_supplies = wm8350_dcdc4_consumers,
449 };
450 
451 /* OTGi/1190-EV1 HPVDD & AVDD */
452 static struct regulator_init_data __maybe_unused wm8350_ldo4_data = {
453         .constraints = {
454                 .name = "PVDD_OTGI+HPVDD+AVDD",
455                 .min_uV = 1200000,
456                 .max_uV = 1200000,
457                 .apply_uV = 1,
458                 .always_on = 1,
459         },
460 };
461 
462 static struct {
463         int regulator;
464         struct regulator_init_data *initdata;
465 } wm1190_regulators[] = {
466         { WM8350_DCDC_1, &wm8350_dcdc1_data },
467         { WM8350_DCDC_3, &wm8350_dcdc3_data },
468         { WM8350_DCDC_4, &wm8350_dcdc4_data },
469         { WM8350_DCDC_6, &smdk6410_vddarm },
470         { WM8350_LDO_1, &smdk6410_vddalive },
471         { WM8350_LDO_2, &smdk6410_vddotg },
472         { WM8350_LDO_3, &smdk6410_vddlcd },
473         { WM8350_LDO_4, &wm8350_ldo4_data },
474 };
475 
476 static int __init smdk6410_wm8350_init(struct wm8350 *wm8350)
477 {
478         int i;
479 
480         /* Configure the IRQ line */
481         s3c_gpio_setpull(S3C64XX_GPN(12), S3C_GPIO_PULL_UP);
482 
483         /* Instantiate the regulators */
484         for (i = 0; i < ARRAY_SIZE(wm1190_regulators); i++)
485                 wm8350_register_regulator(wm8350,
486                                           wm1190_regulators[i].regulator,
487                                           wm1190_regulators[i].initdata);
488 
489         return 0;
490 }
491 
492 static struct wm8350_platform_data __initdata smdk6410_wm8350_pdata = {
493         .init = smdk6410_wm8350_init,
494         .irq_high = 1,
495         .irq_base = IRQ_BOARD_START,
496 };
497 #endif
498 
499 #ifdef CONFIG_SMDK6410_WM1192_EV1
500 static struct gpio_led wm1192_pmic_leds[] = {
501         {
502                 .name = "PMIC:red:power",
503                 .gpio = GPIO_BOARD_START + 3,
504                 .default_state = LEDS_GPIO_DEFSTATE_ON,
505         },
506 };
507 
508 static struct gpio_led_platform_data wm1192_pmic_led = {
509         .num_leds = ARRAY_SIZE(wm1192_pmic_leds),
510         .leds = wm1192_pmic_leds,
511 };
512 
513 static struct platform_device wm1192_pmic_led_dev = {
514         .name          = "leds-gpio",
515         .id            = -1,
516         .dev = {
517                 .platform_data = &wm1192_pmic_led,
518         },
519 };
520 
521 static int wm1192_pre_init(struct wm831x *wm831x)
522 {
523         int ret;
524 
525         /* Configure the IRQ line */
526         s3c_gpio_setpull(S3C64XX_GPN(12), S3C_GPIO_PULL_UP);
527 
528         ret = platform_device_register(&wm1192_pmic_led_dev);
529         if (ret != 0)
530                 dev_err(wm831x->dev, "Failed to add PMIC LED: %d\n", ret);
531 
532         return 0;
533 }
534 
535 static struct wm831x_backlight_pdata wm1192_backlight_pdata = {
536         .isink = 1,
537         .max_uA = 27554,
538 };
539 
540 static struct regulator_init_data __maybe_unused wm1192_dcdc3 = {
541         .constraints = {
542                 .name = "PVDD_MEM+PVDD_GPS",
543                 .always_on = 1,
544         },
545 };
546 
547 static struct regulator_consumer_supply wm1192_ldo1_consumers[] = {
548         REGULATOR_SUPPLY("DVDD", "0-001b"),   /* WM8580 */
549 };
550 
551 static struct regulator_init_data __maybe_unused wm1192_ldo1 = {
552         .constraints = {
553                 .name = "PVDD_LCD+PVDD_EXT",
554                 .always_on = 1,
555         },
556         .consumer_supplies = wm1192_ldo1_consumers,
557         .num_consumer_supplies = ARRAY_SIZE(wm1192_ldo1_consumers),
558 };
559 
560 static struct wm831x_status_pdata wm1192_led7_pdata = {
561         .name = "LED7:green:",
562 };
563 
564 static struct wm831x_status_pdata wm1192_led8_pdata = {
565         .name = "LED8:green:",
566 };
567 
568 static struct wm831x_pdata smdk6410_wm1192_pdata = {
569         .pre_init = wm1192_pre_init,
570 
571         .backlight = &wm1192_backlight_pdata,
572         .dcdc = {
573                 &smdk6410_vddarm,  /* DCDC1 */
574                 &smdk6410_vddint,  /* DCDC2 */
575                 &wm1192_dcdc3,
576         },
577         .gpio_base = GPIO_BOARD_START,
578         .ldo = {
579                  &wm1192_ldo1,        /* LDO1 */
580                  &smdk6410_vdduh_mmc, /* LDO2 */
581                  NULL,                /* LDO3 NC */
582                  &smdk6410_vddotgi,   /* LDO4 */
583                  &smdk6410_vddotg,    /* LDO5 */
584                  &smdk6410_vddhi,     /* LDO6 */
585                  &smdk6410_vddaudio,  /* LDO7 */
586                  &smdk6410_vccm2mtv,  /* LDO8 */
587                  &smdk6410_vddpll,    /* LDO9 */
588                  &smdk6410_vccmc3bt,  /* LDO10 */
589                  &smdk6410_vddalive,  /* LDO11 */
590         },
591         .status = {
592                 &wm1192_led7_pdata,
593                 &wm1192_led8_pdata,
594         },
595 };
596 #endif
597 
598 static struct i2c_board_info i2c_devs0[] __initdata = {
599         { I2C_BOARD_INFO("24c08", 0x50), },
600         { I2C_BOARD_INFO("wm8580", 0x1b), },
601 
602 #ifdef CONFIG_SMDK6410_WM1192_EV1
603         { I2C_BOARD_INFO("wm8312", 0x34),
604           .platform_data = &smdk6410_wm1192_pdata,
605           .irq = S3C_EINT(12),
606         },
607 #endif
608 
609 #ifdef CONFIG_SMDK6410_WM1190_EV1
610         { I2C_BOARD_INFO("wm8350", 0x1a),
611           .platform_data = &smdk6410_wm8350_pdata,
612           .irq = S3C_EINT(12),
613         },
614 #endif
615 };
616 
617 static struct i2c_board_info i2c_devs1[] __initdata = {
618         { I2C_BOARD_INFO("24c128", 0x57), },    /* Samsung S524AD0XD1 */
619 };
620 
621 /* LCD Backlight data */
622 static struct samsung_bl_gpio_info smdk6410_bl_gpio_info = {
623         .no = S3C64XX_GPF(15),
624         .func = S3C_GPIO_SFN(2),
625 };
626 
627 static struct pwm_lookup smdk6410_pwm_lookup[] = {
628         PWM_LOOKUP("samsung-pwm", 1, "pwm-backlight.0", NULL, 78770,
629                    PWM_POLARITY_NORMAL),
630 };
631 
632 static struct platform_pwm_backlight_data smdk6410_bl_data = {
633         .enable_gpio = -1,
634 };
635 
636 static struct dwc2_hsotg_plat smdk6410_hsotg_pdata;
637 
638 static void __init smdk6410_map_io(void)
639 {
640         u32 tmp;
641 
642         s3c64xx_init_io(smdk6410_iodesc, ARRAY_SIZE(smdk6410_iodesc));
643         s3c64xx_set_xtal_freq(12000000);
644         s3c24xx_init_uarts(smdk6410_uartcfgs, ARRAY_SIZE(smdk6410_uartcfgs));
645         samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
646 
647         /* set the LCD type */
648 
649         tmp = __raw_readl(S3C64XX_SPCON);
650         tmp &= ~S3C64XX_SPCON_LCD_SEL_MASK;
651         tmp |= S3C64XX_SPCON_LCD_SEL_RGB;
652         __raw_writel(tmp, S3C64XX_SPCON);
653 
654         /* remove the lcd bypass */
655         tmp = __raw_readl(S3C64XX_MODEM_MIFPCON);
656         tmp &= ~MIFPCON_LCD_BYPASS;
657         __raw_writel(tmp, S3C64XX_MODEM_MIFPCON);
658 }
659 
660 static void __init smdk6410_machine_init(void)
661 {
662         u32 cs1;
663 
664         s3c_i2c0_set_platdata(NULL);
665         s3c_i2c1_set_platdata(NULL);
666         s3c_fb_set_platdata(&smdk6410_lcd_pdata);
667         dwc2_hsotg_set_platdata(&smdk6410_hsotg_pdata);
668 
669         samsung_keypad_set_platdata(&smdk6410_keypad_data);
670 
671         s3c64xx_ts_set_platdata(NULL);
672 
673         /* configure nCS1 width to 16 bits */
674 
675         cs1 = __raw_readl(S3C64XX_SROM_BW) &
676                     ~(S3C64XX_SROM_BW__CS_MASK << S3C64XX_SROM_BW__NCS1__SHIFT);
677         cs1 |= ((1 << S3C64XX_SROM_BW__DATAWIDTH__SHIFT) |
678                 (1 << S3C64XX_SROM_BW__WAITENABLE__SHIFT) |
679                 (1 << S3C64XX_SROM_BW__BYTEENABLE__SHIFT)) <<
680                                                    S3C64XX_SROM_BW__NCS1__SHIFT;
681         __raw_writel(cs1, S3C64XX_SROM_BW);
682 
683         /* set timing for nCS1 suitable for ethernet chip */
684 
685         __raw_writel((0 << S3C64XX_SROM_BCX__PMC__SHIFT) |
686                      (6 << S3C64XX_SROM_BCX__TACP__SHIFT) |
687                      (4 << S3C64XX_SROM_BCX__TCAH__SHIFT) |
688                      (1 << S3C64XX_SROM_BCX__TCOH__SHIFT) |
689                      (0xe << S3C64XX_SROM_BCX__TACC__SHIFT) |
690                      (4 << S3C64XX_SROM_BCX__TCOS__SHIFT) |
691                      (0 << S3C64XX_SROM_BCX__TACS__SHIFT), S3C64XX_SROM_BC1);
692 
693         gpio_request(S3C64XX_GPN(5), "LCD power");
694         gpio_request(S3C64XX_GPF(13), "LCD power");
695 
696         i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0));
697         i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));
698 
699         s3c_ide_set_platdata(&smdk6410_ide_pdata);
700 
701         platform_add_devices(smdk6410_devices, ARRAY_SIZE(smdk6410_devices));
702 
703         pwm_add_table(smdk6410_pwm_lookup, ARRAY_SIZE(smdk6410_pwm_lookup));
704         samsung_bl_set(&smdk6410_bl_gpio_info, &smdk6410_bl_data);
705 }
706 
707 MACHINE_START(SMDK6410, "SMDK6410")
708         /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
709         .atag_offset    = 0x100,
710         .nr_irqs        = S3C64XX_NR_IRQS,
711         .init_irq       = s3c6410_init_irq,
712         .map_io         = smdk6410_map_io,
713         .init_machine   = smdk6410_machine_init,
714         .init_time      = samsung_timer_init,
715         .restart        = s3c64xx_restart,
716 MACHINE_END
717 

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