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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/platform_device.h>
 23 #include <linux/io.h>
 24 #include <linux/i2c.h>
 25 #include <linux/leds.h>
 26 #include <linux/fb.h>
 27 #include <linux/gpio.h>
 28 #include <linux/delay.h>
 29 #include <linux/smsc911x.h>
 30 #include <linux/regulator/fixed.h>
 31 #include <linux/regulator/machine.h>
 32 #include <linux/pwm_backlight.h>
 33 #include <linux/platform_data/s3c-hsotg.h>
 34 
 35 #ifdef CONFIG_SMDK6410_WM1190_EV1
 36 #include <linux/mfd/wm8350/core.h>
 37 #include <linux/mfd/wm8350/pmic.h>
 38 #endif
 39 
 40 #ifdef CONFIG_SMDK6410_WM1192_EV1
 41 #include <linux/mfd/wm831x/core.h>
 42 #include <linux/mfd/wm831x/pdata.h>
 43 #endif
 44 
 45 #include <video/platform_lcd.h>
 46 #include <video/samsung_fimd.h>
 47 
 48 #include <asm/mach/arch.h>
 49 #include <asm/mach/map.h>
 50 #include <asm/mach/irq.h>
 51 
 52 #include <mach/hardware.h>
 53 #include <mach/map.h>
 54 
 55 #include <asm/irq.h>
 56 #include <asm/mach-types.h>
 57 
 58 #include <plat/regs-serial.h>
 59 #include <mach/regs-gpio.h>
 60 #include <linux/platform_data/ata-samsung_cf.h>
 61 #include <linux/platform_data/i2c-s3c2410.h>
 62 #include <plat/fb.h>
 63 #include <plat/gpio-cfg.h>
 64 
 65 #include <plat/clock.h>
 66 #include <plat/devs.h>
 67 #include <plat/cpu.h>
 68 #include <plat/adc.h>
 69 #include <linux/platform_data/touchscreen-s3c2410.h>
 70 #include <plat/keypad.h>
 71 #include <plat/backlight.h>
 72 #include <plat/samsung-time.h>
 73 
 74 #include "common.h"
 75 #include "regs-modem.h"
 76 #include "regs-srom.h"
 77 #include "regs-sys.h"
 78 
 79 #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
 80 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
 81 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
 82 
 83 static struct s3c2410_uartcfg smdk6410_uartcfgs[] __initdata = {
 84         [0] = {
 85                 .hwport      = 0,
 86                 .flags       = 0,
 87                 .ucon        = UCON,
 88                 .ulcon       = ULCON,
 89                 .ufcon       = UFCON,
 90         },
 91         [1] = {
 92                 .hwport      = 1,
 93                 .flags       = 0,
 94                 .ucon        = UCON,
 95                 .ulcon       = ULCON,
 96                 .ufcon       = UFCON,
 97         },
 98         [2] = {
 99                 .hwport      = 2,
100                 .flags       = 0,
101                 .ucon        = UCON,
102                 .ulcon       = ULCON,
103                 .ufcon       = UFCON,
104         },
105         [3] = {
106                 .hwport      = 3,
107                 .flags       = 0,
108                 .ucon        = UCON,
109                 .ulcon       = ULCON,
110                 .ufcon       = UFCON,
111         },
112 };
113 
114 /* framebuffer and LCD setup. */
115 
116 /* GPF15 = LCD backlight control
117  * GPF13 => Panel power
118  * GPN5 = LCD nRESET signal
119  * PWM_TOUT1 => backlight brightness
120  */
121 
122 static void smdk6410_lcd_power_set(struct plat_lcd_data *pd,
123                                    unsigned int power)
124 {
125         if (power) {
126                 gpio_direction_output(S3C64XX_GPF(13), 1);
127 
128                 /* fire nRESET on power up */
129                 gpio_direction_output(S3C64XX_GPN(5), 0);
130                 msleep(10);
131                 gpio_direction_output(S3C64XX_GPN(5), 1);
132                 msleep(1);
133         } else {
134                 gpio_direction_output(S3C64XX_GPF(13), 0);
135         }
136 }
137 
138 static struct plat_lcd_data smdk6410_lcd_power_data = {
139         .set_power      = smdk6410_lcd_power_set,
140 };
141 
142 static struct platform_device smdk6410_lcd_powerdev = {
143         .name                   = "platform-lcd",
144         .dev.parent             = &s3c_device_fb.dev,
145         .dev.platform_data      = &smdk6410_lcd_power_data,
146 };
147 
148 static struct s3c_fb_pd_win smdk6410_fb_win0 = {
149         .max_bpp        = 32,
150         .default_bpp    = 16,
151         .xres           = 800,
152         .yres           = 480,
153         .virtual_y      = 480 * 2,
154         .virtual_x      = 800,
155 };
156 
157 static struct fb_videomode smdk6410_lcd_timing = {
158         .left_margin    = 8,
159         .right_margin   = 13,
160         .upper_margin   = 7,
161         .lower_margin   = 5,
162         .hsync_len      = 3,
163         .vsync_len      = 1,
164         .xres           = 800,
165         .yres           = 480,
166 };
167 
168 /* 405566 clocks per frame => 60Hz refresh requires 24333960Hz clock */
169 static struct s3c_fb_platdata smdk6410_lcd_pdata __initdata = {
170         .setup_gpio     = s3c64xx_fb_gpio_setup_24bpp,
171         .vtiming        = &smdk6410_lcd_timing,
172         .win[0]         = &smdk6410_fb_win0,
173         .vidcon0        = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
174         .vidcon1        = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
175 };
176 
177 /*
178  * Configuring Ethernet on SMDK6410
179  *
180  * Both CS8900A and LAN9115 chips share one chip select mediated by CFG6.
181  * The constant address below corresponds to nCS1
182  *
183  *  1) Set CFGB2 p3 ON others off, no other CFGB selects "ethernet"
184  *  2) CFG6 needs to be switched to "LAN9115" side
185  */
186 
187 static struct resource smdk6410_smsc911x_resources[] = {
188         [0] = DEFINE_RES_MEM(S3C64XX_PA_XM0CSN1, SZ_64K),
189         [1] = DEFINE_RES_NAMED(S3C_EINT(10), 1, NULL, IORESOURCE_IRQ \
190                                         | IRQ_TYPE_LEVEL_LOW),
191 };
192 
193 static struct smsc911x_platform_config smdk6410_smsc911x_pdata = {
194         .irq_polarity  = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
195         .irq_type      = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
196         .flags         = SMSC911X_USE_32BIT | SMSC911X_FORCE_INTERNAL_PHY,
197         .phy_interface = PHY_INTERFACE_MODE_MII,
198 };
199 
200 
201 static struct platform_device smdk6410_smsc911x = {
202         .name          = "smsc911x",
203         .id            = -1,
204         .num_resources = ARRAY_SIZE(smdk6410_smsc911x_resources),
205         .resource      = &smdk6410_smsc911x_resources[0],
206         .dev = {
207                 .platform_data = &smdk6410_smsc911x_pdata,
208         },
209 };
210 
211 #ifdef CONFIG_REGULATOR
212 static struct regulator_consumer_supply smdk6410_b_pwr_5v_consumers[] __initdata = {
213         REGULATOR_SUPPLY("PVDD", "0-001b"),
214         REGULATOR_SUPPLY("AVDD", "0-001b"),
215 };
216 
217 static struct regulator_init_data smdk6410_b_pwr_5v_data = {
218         .constraints = {
219                 .always_on = 1,
220         },
221         .num_consumer_supplies = ARRAY_SIZE(smdk6410_b_pwr_5v_consumers),
222         .consumer_supplies = smdk6410_b_pwr_5v_consumers,
223 };
224 
225 static struct fixed_voltage_config smdk6410_b_pwr_5v_pdata = {
226         .supply_name = "B_PWR_5V",
227         .microvolts = 5000000,
228         .init_data = &smdk6410_b_pwr_5v_data,
229         .gpio = -EINVAL,
230 };
231 
232 static struct platform_device smdk6410_b_pwr_5v = {
233         .name          = "reg-fixed-voltage",
234         .id            = -1,
235         .dev = {
236                 .platform_data = &smdk6410_b_pwr_5v_pdata,
237         },
238 };
239 #endif
240 
241 static struct s3c_ide_platdata smdk6410_ide_pdata __initdata = {
242         .setup_gpio     = s3c64xx_ide_setup_gpio,
243 };
244 
245 static uint32_t smdk6410_keymap[] __initdata = {
246         /* KEY(row, col, keycode) */
247         KEY(0, 3, KEY_1), KEY(0, 4, KEY_2), KEY(0, 5, KEY_3),
248         KEY(0, 6, KEY_4), KEY(0, 7, KEY_5),
249         KEY(1, 3, KEY_A), KEY(1, 4, KEY_B), KEY(1, 5, KEY_C),
250         KEY(1, 6, KEY_D), KEY(1, 7, KEY_E)
251 };
252 
253 static struct matrix_keymap_data smdk6410_keymap_data __initdata = {
254         .keymap         = smdk6410_keymap,
255         .keymap_size    = ARRAY_SIZE(smdk6410_keymap),
256 };
257 
258 static struct samsung_keypad_platdata smdk6410_keypad_data __initdata = {
259         .keymap_data    = &smdk6410_keymap_data,
260         .rows           = 2,
261         .cols           = 8,
262 };
263 
264 static struct map_desc smdk6410_iodesc[] = {};
265 
266 static struct platform_device *smdk6410_devices[] __initdata = {
267 #ifdef CONFIG_SMDK6410_SD_CH0
268         &s3c_device_hsmmc0,
269 #endif
270 #ifdef CONFIG_SMDK6410_SD_CH1
271         &s3c_device_hsmmc1,
272 #endif
273         &s3c_device_i2c0,
274         &s3c_device_i2c1,
275         &s3c_device_fb,
276         &s3c_device_ohci,
277         &s3c_device_usb_hsotg,
278         &s3c64xx_device_iisv4,
279         &samsung_device_keypad,
280 
281 #ifdef CONFIG_REGULATOR
282         &smdk6410_b_pwr_5v,
283 #endif
284         &smdk6410_lcd_powerdev,
285 
286         &smdk6410_smsc911x,
287         &s3c_device_adc,
288         &s3c_device_cfcon,
289         &s3c_device_rtc,
290         &s3c_device_ts,
291         &s3c_device_wdt,
292 };
293 
294 #ifdef CONFIG_REGULATOR
295 /* ARM core */
296 static struct regulator_consumer_supply smdk6410_vddarm_consumers[] = {
297         REGULATOR_SUPPLY("vddarm", NULL),
298 };
299 
300 /* VDDARM, BUCK1 on J5 */
301 static struct regulator_init_data smdk6410_vddarm = {
302         .constraints = {
303                 .name = "PVDD_ARM",
304                 .min_uV = 1000000,
305                 .max_uV = 1300000,
306                 .always_on = 1,
307                 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
308         },
309         .num_consumer_supplies = ARRAY_SIZE(smdk6410_vddarm_consumers),
310         .consumer_supplies = smdk6410_vddarm_consumers,
311 };
312 
313 /* VDD_INT, BUCK2 on J5 */
314 static struct regulator_init_data smdk6410_vddint = {
315         .constraints = {
316                 .name = "PVDD_INT",
317                 .min_uV = 1000000,
318                 .max_uV = 1200000,
319                 .always_on = 1,
320                 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
321         },
322 };
323 
324 /* VDD_HI, LDO3 on J5 */
325 static struct regulator_init_data smdk6410_vddhi = {
326         .constraints = {
327                 .name = "PVDD_HI",
328                 .always_on = 1,
329         },
330 };
331 
332 /* VDD_PLL, LDO2 on J5 */
333 static struct regulator_init_data smdk6410_vddpll = {
334         .constraints = {
335                 .name = "PVDD_PLL",
336                 .always_on = 1,
337         },
338 };
339 
340 /* VDD_UH_MMC, LDO5 on J5 */
341 static struct regulator_init_data smdk6410_vdduh_mmc = {
342         .constraints = {
343                 .name = "PVDD_UH+PVDD_MMC",
344                 .always_on = 1,
345         },
346 };
347 
348 /* VCCM3BT, LDO8 on J5 */
349 static struct regulator_init_data smdk6410_vccmc3bt = {
350         .constraints = {
351                 .name = "PVCCM3BT",
352                 .always_on = 1,
353         },
354 };
355 
356 /* VCCM2MTV, LDO11 on J5 */
357 static struct regulator_init_data smdk6410_vccm2mtv = {
358         .constraints = {
359                 .name = "PVCCM2MTV",
360                 .always_on = 1,
361         },
362 };
363 
364 /* VDD_LCD, LDO12 on J5 */
365 static struct regulator_init_data smdk6410_vddlcd = {
366         .constraints = {
367                 .name = "PVDD_LCD",
368                 .always_on = 1,
369         },
370 };
371 
372 /* VDD_OTGI, LDO9 on J5 */
373 static struct regulator_init_data smdk6410_vddotgi = {
374         .constraints = {
375                 .name = "PVDD_OTGI",
376                 .always_on = 1,
377         },
378 };
379 
380 /* VDD_OTG, LDO14 on J5 */
381 static struct regulator_init_data smdk6410_vddotg = {
382         .constraints = {
383                 .name = "PVDD_OTG",
384                 .always_on = 1,
385         },
386 };
387 
388 /* VDD_ALIVE, LDO15 on J5 */
389 static struct regulator_init_data smdk6410_vddalive = {
390         .constraints = {
391                 .name = "PVDD_ALIVE",
392                 .always_on = 1,
393         },
394 };
395 
396 /* VDD_AUDIO, VLDO_AUDIO on J5 */
397 static struct regulator_init_data smdk6410_vddaudio = {
398         .constraints = {
399                 .name = "PVDD_AUDIO",
400                 .always_on = 1,
401         },
402 };
403 #endif
404 
405 #ifdef CONFIG_SMDK6410_WM1190_EV1
406 /* S3C64xx internal logic & PLL */
407 static struct regulator_init_data wm8350_dcdc1_data = {
408         .constraints = {
409                 .name = "PVDD_INT+PVDD_PLL",
410                 .min_uV = 1200000,
411                 .max_uV = 1200000,
412                 .always_on = 1,
413                 .apply_uV = 1,
414         },
415 };
416 
417 /* Memory */
418 static struct regulator_init_data wm8350_dcdc3_data = {
419         .constraints = {
420                 .name = "PVDD_MEM",
421                 .min_uV = 1800000,
422                 .max_uV = 1800000,
423                 .always_on = 1,
424                 .state_mem = {
425                          .uV = 1800000,
426                          .mode = REGULATOR_MODE_NORMAL,
427                          .enabled = 1,
428                 },
429                 .initial_state = PM_SUSPEND_MEM,
430         },
431 };
432 
433 /* USB, EXT, PCM, ADC/DAC, USB, MMC */
434 static struct regulator_consumer_supply wm8350_dcdc4_consumers[] = {
435         REGULATOR_SUPPLY("DVDD", "0-001b"),
436 };
437 
438 static struct regulator_init_data wm8350_dcdc4_data = {
439         .constraints = {
440                 .name = "PVDD_HI+PVDD_EXT+PVDD_SYS+PVCCM2MTV",
441                 .min_uV = 3000000,
442                 .max_uV = 3000000,
443                 .always_on = 1,
444         },
445         .num_consumer_supplies = ARRAY_SIZE(wm8350_dcdc4_consumers),
446         .consumer_supplies = wm8350_dcdc4_consumers,
447 };
448 
449 /* OTGi/1190-EV1 HPVDD & AVDD */
450 static struct regulator_init_data wm8350_ldo4_data = {
451         .constraints = {
452                 .name = "PVDD_OTGI+HPVDD+AVDD",
453                 .min_uV = 1200000,
454                 .max_uV = 1200000,
455                 .apply_uV = 1,
456                 .always_on = 1,
457         },
458 };
459 
460 static struct {
461         int regulator;
462         struct regulator_init_data *initdata;
463 } wm1190_regulators[] = {
464         { WM8350_DCDC_1, &wm8350_dcdc1_data },
465         { WM8350_DCDC_3, &wm8350_dcdc3_data },
466         { WM8350_DCDC_4, &wm8350_dcdc4_data },
467         { WM8350_DCDC_6, &smdk6410_vddarm },
468         { WM8350_LDO_1, &smdk6410_vddalive },
469         { WM8350_LDO_2, &smdk6410_vddotg },
470         { WM8350_LDO_3, &smdk6410_vddlcd },
471         { WM8350_LDO_4, &wm8350_ldo4_data },
472 };
473 
474 static int __init smdk6410_wm8350_init(struct wm8350 *wm8350)
475 {
476         int i;
477 
478         /* Configure the IRQ line */
479         s3c_gpio_setpull(S3C64XX_GPN(12), S3C_GPIO_PULL_UP);
480 
481         /* Instantiate the regulators */
482         for (i = 0; i < ARRAY_SIZE(wm1190_regulators); i++)
483                 wm8350_register_regulator(wm8350,
484                                           wm1190_regulators[i].regulator,
485                                           wm1190_regulators[i].initdata);
486 
487         return 0;
488 }
489 
490 static struct wm8350_platform_data __initdata smdk6410_wm8350_pdata = {
491         .init = smdk6410_wm8350_init,
492         .irq_high = 1,
493         .irq_base = IRQ_BOARD_START,
494 };
495 #endif
496 
497 #ifdef CONFIG_SMDK6410_WM1192_EV1
498 static struct gpio_led wm1192_pmic_leds[] = {
499         {
500                 .name = "PMIC:red:power",
501                 .gpio = GPIO_BOARD_START + 3,
502                 .default_state = LEDS_GPIO_DEFSTATE_ON,
503         },
504 };
505 
506 static struct gpio_led_platform_data wm1192_pmic_led = {
507         .num_leds = ARRAY_SIZE(wm1192_pmic_leds),
508         .leds = wm1192_pmic_leds,
509 };
510 
511 static struct platform_device wm1192_pmic_led_dev = {
512         .name          = "leds-gpio",
513         .id            = -1,
514         .dev = {
515                 .platform_data = &wm1192_pmic_led,
516         },
517 };
518 
519 static int wm1192_pre_init(struct wm831x *wm831x)
520 {
521         int ret;
522 
523         /* Configure the IRQ line */
524         s3c_gpio_setpull(S3C64XX_GPN(12), S3C_GPIO_PULL_UP);
525 
526         ret = platform_device_register(&wm1192_pmic_led_dev);
527         if (ret != 0)
528                 dev_err(wm831x->dev, "Failed to add PMIC LED: %d\n", ret);
529 
530         return 0;
531 }
532 
533 static struct wm831x_backlight_pdata wm1192_backlight_pdata = {
534         .isink = 1,
535         .max_uA = 27554,
536 };
537 
538 static struct regulator_init_data wm1192_dcdc3 = {
539         .constraints = {
540                 .name = "PVDD_MEM+PVDD_GPS",
541                 .always_on = 1,
542         },
543 };
544 
545 static struct regulator_consumer_supply wm1192_ldo1_consumers[] = {
546         REGULATOR_SUPPLY("DVDD", "0-001b"),   /* WM8580 */
547 };
548 
549 static struct regulator_init_data wm1192_ldo1 = {
550         .constraints = {
551                 .name = "PVDD_LCD+PVDD_EXT",
552                 .always_on = 1,
553         },
554         .consumer_supplies = wm1192_ldo1_consumers,
555         .num_consumer_supplies = ARRAY_SIZE(wm1192_ldo1_consumers),
556 };
557 
558 static struct wm831x_status_pdata wm1192_led7_pdata = {
559         .name = "LED7:green:",
560 };
561 
562 static struct wm831x_status_pdata wm1192_led8_pdata = {
563         .name = "LED8:green:",
564 };
565 
566 static struct wm831x_pdata smdk6410_wm1192_pdata = {
567         .pre_init = wm1192_pre_init,
568 
569         .backlight = &wm1192_backlight_pdata,
570         .dcdc = {
571                 &smdk6410_vddarm,  /* DCDC1 */
572                 &smdk6410_vddint,  /* DCDC2 */
573                 &wm1192_dcdc3,
574         },
575         .gpio_base = GPIO_BOARD_START,
576         .ldo = {
577                  &wm1192_ldo1,        /* LDO1 */
578                  &smdk6410_vdduh_mmc, /* LDO2 */
579                  NULL,                /* LDO3 NC */
580                  &smdk6410_vddotgi,   /* LDO4 */
581                  &smdk6410_vddotg,    /* LDO5 */
582                  &smdk6410_vddhi,     /* LDO6 */
583                  &smdk6410_vddaudio,  /* LDO7 */
584                  &smdk6410_vccm2mtv,  /* LDO8 */
585                  &smdk6410_vddpll,    /* LDO9 */
586                  &smdk6410_vccmc3bt,  /* LDO10 */
587                  &smdk6410_vddalive,  /* LDO11 */
588         },
589         .status = {
590                 &wm1192_led7_pdata,
591                 &wm1192_led8_pdata,
592         },
593 };
594 #endif
595 
596 static struct i2c_board_info i2c_devs0[] __initdata = {
597         { I2C_BOARD_INFO("24c08", 0x50), },
598         { I2C_BOARD_INFO("wm8580", 0x1b), },
599 
600 #ifdef CONFIG_SMDK6410_WM1192_EV1
601         { I2C_BOARD_INFO("wm8312", 0x34),
602           .platform_data = &smdk6410_wm1192_pdata,
603           .irq = S3C_EINT(12),
604         },
605 #endif
606 
607 #ifdef CONFIG_SMDK6410_WM1190_EV1
608         { I2C_BOARD_INFO("wm8350", 0x1a),
609           .platform_data = &smdk6410_wm8350_pdata,
610           .irq = S3C_EINT(12),
611         },
612 #endif
613 };
614 
615 static struct i2c_board_info i2c_devs1[] __initdata = {
616         { I2C_BOARD_INFO("24c128", 0x57), },    /* Samsung S524AD0XD1 */
617 };
618 
619 /* LCD Backlight data */
620 static struct samsung_bl_gpio_info smdk6410_bl_gpio_info = {
621         .no = S3C64XX_GPF(15),
622         .func = S3C_GPIO_SFN(2),
623 };
624 
625 static struct platform_pwm_backlight_data smdk6410_bl_data = {
626         .pwm_id = 1,
627 };
628 
629 static struct s3c_hsotg_plat smdk6410_hsotg_pdata;
630 
631 static void __init smdk6410_map_io(void)
632 {
633         u32 tmp;
634 
635         s3c64xx_init_io(smdk6410_iodesc, ARRAY_SIZE(smdk6410_iodesc));
636         s3c24xx_init_clocks(12000000);
637         s3c24xx_init_uarts(smdk6410_uartcfgs, ARRAY_SIZE(smdk6410_uartcfgs));
638         samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
639 
640         /* set the LCD type */
641 
642         tmp = __raw_readl(S3C64XX_SPCON);
643         tmp &= ~S3C64XX_SPCON_LCD_SEL_MASK;
644         tmp |= S3C64XX_SPCON_LCD_SEL_RGB;
645         __raw_writel(tmp, S3C64XX_SPCON);
646 
647         /* remove the lcd bypass */
648         tmp = __raw_readl(S3C64XX_MODEM_MIFPCON);
649         tmp &= ~MIFPCON_LCD_BYPASS;
650         __raw_writel(tmp, S3C64XX_MODEM_MIFPCON);
651 }
652 
653 static void __init smdk6410_machine_init(void)
654 {
655         u32 cs1;
656 
657         s3c_i2c0_set_platdata(NULL);
658         s3c_i2c1_set_platdata(NULL);
659         s3c_fb_set_platdata(&smdk6410_lcd_pdata);
660         s3c_hsotg_set_platdata(&smdk6410_hsotg_pdata);
661 
662         samsung_keypad_set_platdata(&smdk6410_keypad_data);
663 
664         s3c24xx_ts_set_platdata(NULL);
665 
666         /* configure nCS1 width to 16 bits */
667 
668         cs1 = __raw_readl(S3C64XX_SROM_BW) &
669                     ~(S3C64XX_SROM_BW__CS_MASK << S3C64XX_SROM_BW__NCS1__SHIFT);
670         cs1 |= ((1 << S3C64XX_SROM_BW__DATAWIDTH__SHIFT) |
671                 (1 << S3C64XX_SROM_BW__WAITENABLE__SHIFT) |
672                 (1 << S3C64XX_SROM_BW__BYTEENABLE__SHIFT)) <<
673                                                    S3C64XX_SROM_BW__NCS1__SHIFT;
674         __raw_writel(cs1, S3C64XX_SROM_BW);
675 
676         /* set timing for nCS1 suitable for ethernet chip */
677 
678         __raw_writel((0 << S3C64XX_SROM_BCX__PMC__SHIFT) |
679                      (6 << S3C64XX_SROM_BCX__TACP__SHIFT) |
680                      (4 << S3C64XX_SROM_BCX__TCAH__SHIFT) |
681                      (1 << S3C64XX_SROM_BCX__TCOH__SHIFT) |
682                      (0xe << S3C64XX_SROM_BCX__TACC__SHIFT) |
683                      (4 << S3C64XX_SROM_BCX__TCOS__SHIFT) |
684                      (0 << S3C64XX_SROM_BCX__TACS__SHIFT), S3C64XX_SROM_BC1);
685 
686         gpio_request(S3C64XX_GPN(5), "LCD power");
687         gpio_request(S3C64XX_GPF(13), "LCD power");
688 
689         i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0));
690         i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));
691 
692         s3c_ide_set_platdata(&smdk6410_ide_pdata);
693 
694         samsung_bl_set(&smdk6410_bl_gpio_info, &smdk6410_bl_data);
695 
696         platform_add_devices(smdk6410_devices, ARRAY_SIZE(smdk6410_devices));
697 }
698 
699 MACHINE_START(SMDK6410, "SMDK6410")
700         /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
701         .atag_offset    = 0x100,
702 
703         .init_irq       = s3c6410_init_irq,
704         .map_io         = smdk6410_map_io,
705         .init_machine   = smdk6410_machine_init,
706         .init_late      = s3c64xx_init_late,
707         .init_time      = samsung_timer_init,
708         .restart        = s3c64xx_restart,
709 MACHINE_END
710 

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