This source file includes following definitions.
- h1940_latch_control
- h1940_gpiolib_to_latch
- h1940_gpiolib_latch_set
- h1940_gpiolib_latch_output
- h1940_gpiolib_latch_get
- power_supply_init
- h1940_is_ac_online
- power_supply_exit
- h1940_bat_init
- h1940_bat_exit
- h1940_enable_charger
- h1940_disable_charger
- h1940_led_blink_set
- h1940_set_mmc_power
- h1940_backlight_init
- h1940_backlight_notify
- h1940_backlight_exit
- h1940_lcd_power_set
- h1940_map_io
- h1940_init_time
- h1940_reserve
- h1940_init
1
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7
8 #include <linux/kernel.h>
9 #include <linux/types.h>
10 #include <linux/interrupt.h>
11 #include <linux/list.h>
12 #include <linux/memblock.h>
13 #include <linux/timer.h>
14 #include <linux/init.h>
15 #include <linux/device.h>
16 #include <linux/serial_core.h>
17 #include <linux/serial_s3c.h>
18 #include <linux/platform_device.h>
19 #include <linux/io.h>
20 #include <linux/gpio.h>
21 #include <linux/gpio/machine.h>
22 #include <linux/input.h>
23 #include <linux/gpio_keys.h>
24 #include <linux/pwm.h>
25 #include <linux/pwm_backlight.h>
26 #include <linux/i2c.h>
27 #include <linux/leds.h>
28 #include <linux/pda_power.h>
29 #include <linux/s3c_adc_battery.h>
30 #include <linux/delay.h>
31
32 #include <video/platform_lcd.h>
33
34 #include <linux/mmc/host.h>
35 #include <linux/export.h>
36
37 #include <asm/irq.h>
38 #include <asm/mach-types.h>
39 #include <asm/mach/arch.h>
40 #include <asm/mach/map.h>
41 #include <asm/mach/irq.h>
42
43 #include <linux/platform_data/i2c-s3c2410.h>
44 #include <linux/platform_data/mmc-s3cmci.h>
45 #include <linux/platform_data/touchscreen-s3c2410.h>
46 #include <linux/platform_data/usb-s3c2410_udc.h>
47
48 #include <sound/uda1380.h>
49
50 #include <mach/fb.h>
51 #include <mach/hardware.h>
52 #include <mach/regs-clock.h>
53 #include <mach/regs-gpio.h>
54 #include <mach/regs-lcd.h>
55 #include <mach/gpio-samsung.h>
56
57 #include <plat/cpu.h>
58 #include <plat/devs.h>
59 #include <plat/gpio-cfg.h>
60 #include <plat/pm.h>
61 #include <plat/samsung-time.h>
62
63 #include "common.h"
64 #include "h1940.h"
65
66 #define H1940_LATCH ((void __force __iomem *)0xF8000000)
67
68 #define H1940_PA_LATCH S3C2410_CS2
69
70 #define H1940_LATCH_BIT(x) (1 << ((x) + 16 - S3C_GPIO_END))
71
72 #define S3C24XX_PLL_MDIV_SHIFT (12)
73 #define S3C24XX_PLL_PDIV_SHIFT (4)
74 #define S3C24XX_PLL_SDIV_SHIFT (0)
75
76 static struct map_desc h1940_iodesc[] __initdata = {
77 [0] = {
78 .virtual = (unsigned long)H1940_LATCH,
79 .pfn = __phys_to_pfn(H1940_PA_LATCH),
80 .length = SZ_16K,
81 .type = MT_DEVICE
82 },
83 };
84
85 #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
86 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
87 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
88
89 static struct s3c2410_uartcfg h1940_uartcfgs[] __initdata = {
90 [0] = {
91 .hwport = 0,
92 .flags = 0,
93 .ucon = 0x3c5,
94 .ulcon = 0x03,
95 .ufcon = 0x51,
96 },
97 [1] = {
98 .hwport = 1,
99 .flags = 0,
100 .ucon = 0x245,
101 .ulcon = 0x03,
102 .ufcon = 0x00,
103 },
104
105 [2] = {
106 .hwport = 2,
107 .flags = 0,
108 .uart_flags = UPF_CONS_FLOW,
109 .ucon = 0x3c5,
110 .ulcon = 0x43,
111 .ufcon = 0x51,
112 }
113 };
114
115
116
117 static unsigned int latch_state;
118
119 static void h1940_latch_control(unsigned int clear, unsigned int set)
120 {
121 unsigned long flags;
122
123 local_irq_save(flags);
124
125 latch_state &= ~clear;
126 latch_state |= set;
127
128 __raw_writel(latch_state, H1940_LATCH);
129
130 local_irq_restore(flags);
131 }
132
133 static inline int h1940_gpiolib_to_latch(int offset)
134 {
135 return 1 << (offset + 16);
136 }
137
138 static void h1940_gpiolib_latch_set(struct gpio_chip *chip,
139 unsigned offset, int value)
140 {
141 int latch_bit = h1940_gpiolib_to_latch(offset);
142
143 h1940_latch_control(value ? 0 : latch_bit,
144 value ? latch_bit : 0);
145 }
146
147 static int h1940_gpiolib_latch_output(struct gpio_chip *chip,
148 unsigned offset, int value)
149 {
150 h1940_gpiolib_latch_set(chip, offset, value);
151 return 0;
152 }
153
154 static int h1940_gpiolib_latch_get(struct gpio_chip *chip,
155 unsigned offset)
156 {
157 return (latch_state >> (offset + 16)) & 1;
158 }
159
160 static struct gpio_chip h1940_latch_gpiochip = {
161 .base = H1940_LATCH_GPIO(0),
162 .owner = THIS_MODULE,
163 .label = "H1940_LATCH",
164 .ngpio = 16,
165 .direction_output = h1940_gpiolib_latch_output,
166 .set = h1940_gpiolib_latch_set,
167 .get = h1940_gpiolib_latch_get,
168 };
169
170 static struct s3c2410_udc_mach_info h1940_udc_cfg __initdata = {
171 .vbus_pin = S3C2410_GPG(5),
172 .vbus_pin_inverted = 1,
173 .pullup_pin = H1940_LATCH_USB_DP,
174 };
175
176 static struct s3c2410_ts_mach_info h1940_ts_cfg __initdata = {
177 .delay = 10000,
178 .presc = 49,
179 .oversampling_shift = 2,
180 .cfg_gpio = s3c24xx_ts_cfg_gpio,
181 };
182
183
184
185
186 static struct s3c2410fb_display h1940_lcd __initdata = {
187 .lcdcon5= S3C2410_LCDCON5_FRM565 | \
188 S3C2410_LCDCON5_INVVLINE | \
189 S3C2410_LCDCON5_HWSWP,
190
191 .type = S3C2410_LCDCON1_TFT,
192 .width = 240,
193 .height = 320,
194 .pixclock = 260000,
195 .xres = 240,
196 .yres = 320,
197 .bpp = 16,
198 .left_margin = 8,
199 .right_margin = 20,
200 .hsync_len = 4,
201 .upper_margin = 8,
202 .lower_margin = 7,
203 .vsync_len = 1,
204 };
205
206 static struct s3c2410fb_mach_info h1940_fb_info __initdata = {
207 .displays = &h1940_lcd,
208 .num_displays = 1,
209 .default_display = 0,
210
211 .lpcsel = 0x02,
212 .gpccon = 0xaa940659,
213 .gpccon_mask = 0xffffc0f0,
214 .gpcup = 0x0000ffff,
215 .gpcup_mask = 0xffffffff,
216 .gpdcon = 0xaa84aaa0,
217 .gpdcon_mask = 0xffffffff,
218 .gpdup = 0x0000faff,
219 .gpdup_mask = 0xffffffff,
220 };
221
222 static int power_supply_init(struct device *dev)
223 {
224 return gpio_request(S3C2410_GPF(2), "cable plugged");
225 }
226
227 static int h1940_is_ac_online(void)
228 {
229 return !gpio_get_value(S3C2410_GPF(2));
230 }
231
232 static void power_supply_exit(struct device *dev)
233 {
234 gpio_free(S3C2410_GPF(2));
235 }
236
237 static char *h1940_supplicants[] = {
238 "main-battery",
239 "backup-battery",
240 };
241
242 static struct pda_power_pdata power_supply_info = {
243 .init = power_supply_init,
244 .is_ac_online = h1940_is_ac_online,
245 .exit = power_supply_exit,
246 .supplied_to = h1940_supplicants,
247 .num_supplicants = ARRAY_SIZE(h1940_supplicants),
248 };
249
250 static struct resource power_supply_resources[] = {
251 [0] = DEFINE_RES_NAMED(IRQ_EINT2, 1, "ac", IORESOURCE_IRQ \
252 | IORESOURCE_IRQ_LOWEDGE | IORESOURCE_IRQ_HIGHEDGE),
253 };
254
255 static struct platform_device power_supply = {
256 .name = "pda-power",
257 .id = -1,
258 .dev = {
259 .platform_data =
260 &power_supply_info,
261 },
262 .resource = power_supply_resources,
263 .num_resources = ARRAY_SIZE(power_supply_resources),
264 };
265
266 static const struct s3c_adc_bat_thresh bat_lut_noac[] = {
267 { .volt = 4070, .cur = 162, .level = 100},
268 { .volt = 4040, .cur = 165, .level = 95},
269 { .volt = 4016, .cur = 164, .level = 90},
270 { .volt = 3996, .cur = 166, .level = 85},
271 { .volt = 3971, .cur = 168, .level = 80},
272 { .volt = 3951, .cur = 168, .level = 75},
273 { .volt = 3931, .cur = 170, .level = 70},
274 { .volt = 3903, .cur = 172, .level = 65},
275 { .volt = 3886, .cur = 172, .level = 60},
276 { .volt = 3858, .cur = 176, .level = 55},
277 { .volt = 3842, .cur = 176, .level = 50},
278 { .volt = 3818, .cur = 176, .level = 45},
279 { .volt = 3789, .cur = 180, .level = 40},
280 { .volt = 3769, .cur = 180, .level = 35},
281 { .volt = 3749, .cur = 184, .level = 30},
282 { .volt = 3732, .cur = 184, .level = 25},
283 { .volt = 3716, .cur = 184, .level = 20},
284 { .volt = 3708, .cur = 184, .level = 15},
285 { .volt = 3716, .cur = 96, .level = 10},
286 { .volt = 3700, .cur = 96, .level = 5},
287 { .volt = 3684, .cur = 96, .level = 0},
288 };
289
290 static const struct s3c_adc_bat_thresh bat_lut_acin[] = {
291 { .volt = 4130, .cur = 0, .level = 100},
292 { .volt = 3982, .cur = 0, .level = 50},
293 { .volt = 3854, .cur = 0, .level = 10},
294 { .volt = 3841, .cur = 0, .level = 0},
295 };
296
297 static int h1940_bat_init(void)
298 {
299 int ret;
300
301 ret = gpio_request(H1940_LATCH_SM803_ENABLE, "h1940-charger-enable");
302 if (ret)
303 return ret;
304 gpio_direction_output(H1940_LATCH_SM803_ENABLE, 0);
305
306 return 0;
307
308 }
309
310 static void h1940_bat_exit(void)
311 {
312 gpio_free(H1940_LATCH_SM803_ENABLE);
313 }
314
315 static void h1940_enable_charger(void)
316 {
317 gpio_set_value(H1940_LATCH_SM803_ENABLE, 1);
318 }
319
320 static void h1940_disable_charger(void)
321 {
322 gpio_set_value(H1940_LATCH_SM803_ENABLE, 0);
323 }
324
325 static struct s3c_adc_bat_pdata h1940_bat_cfg = {
326 .init = h1940_bat_init,
327 .exit = h1940_bat_exit,
328 .enable_charger = h1940_enable_charger,
329 .disable_charger = h1940_disable_charger,
330 .gpio_charge_finished = S3C2410_GPF(3),
331 .gpio_inverted = 1,
332 .lut_noac = bat_lut_noac,
333 .lut_noac_cnt = ARRAY_SIZE(bat_lut_noac),
334 .lut_acin = bat_lut_acin,
335 .lut_acin_cnt = ARRAY_SIZE(bat_lut_acin),
336 .volt_channel = 0,
337 .current_channel = 1,
338 .volt_mult = 4056,
339 .current_mult = 1893,
340 .internal_impedance = 200,
341 .backup_volt_channel = 3,
342
343 .backup_volt_mult = 4056,
344 .backup_volt_min = 0,
345 .backup_volt_max = 4149288
346 };
347
348 static struct platform_device h1940_battery = {
349 .name = "s3c-adc-battery",
350 .id = -1,
351 .dev = {
352 .parent = &s3c_device_adc.dev,
353 .platform_data = &h1940_bat_cfg,
354 },
355 };
356
357 static DEFINE_SPINLOCK(h1940_blink_spin);
358
359 int h1940_led_blink_set(struct gpio_desc *desc, int state,
360 unsigned long *delay_on, unsigned long *delay_off)
361 {
362 int blink_gpio, check_gpio1, check_gpio2;
363 int gpio = desc ? desc_to_gpio(desc) : -EINVAL;
364
365 switch (gpio) {
366 case H1940_LATCH_LED_GREEN:
367 blink_gpio = S3C2410_GPA(7);
368 check_gpio1 = S3C2410_GPA(1);
369 check_gpio2 = S3C2410_GPA(3);
370 break;
371 case H1940_LATCH_LED_RED:
372 blink_gpio = S3C2410_GPA(1);
373 check_gpio1 = S3C2410_GPA(7);
374 check_gpio2 = S3C2410_GPA(3);
375 break;
376 default:
377 blink_gpio = S3C2410_GPA(3);
378 check_gpio1 = S3C2410_GPA(1);
379 check_gpio2 = S3C2410_GPA(7);
380 break;
381 }
382
383 if (delay_on && delay_off && !*delay_on && !*delay_off)
384 *delay_on = *delay_off = 500;
385
386 spin_lock(&h1940_blink_spin);
387
388 switch (state) {
389 case GPIO_LED_NO_BLINK_LOW:
390 case GPIO_LED_NO_BLINK_HIGH:
391 if (!gpio_get_value(check_gpio1) &&
392 !gpio_get_value(check_gpio2))
393 gpio_set_value(H1940_LATCH_LED_FLASH, 0);
394 gpio_set_value(blink_gpio, 0);
395 if (gpio_is_valid(gpio))
396 gpio_set_value(gpio, state);
397 break;
398 case GPIO_LED_BLINK:
399 if (gpio_is_valid(gpio))
400 gpio_set_value(gpio, 0);
401 gpio_set_value(H1940_LATCH_LED_FLASH, 1);
402 gpio_set_value(blink_gpio, 1);
403 break;
404 }
405
406 spin_unlock(&h1940_blink_spin);
407
408 return 0;
409 }
410 EXPORT_SYMBOL(h1940_led_blink_set);
411
412 static struct gpio_led h1940_leds_desc[] = {
413 {
414 .name = "Green",
415 .default_trigger = "main-battery-full",
416 .gpio = H1940_LATCH_LED_GREEN,
417 .retain_state_suspended = 1,
418 },
419 {
420 .name = "Red",
421 .default_trigger
422 = "main-battery-charging-blink-full-solid",
423 .gpio = H1940_LATCH_LED_RED,
424 .retain_state_suspended = 1,
425 },
426 };
427
428 static struct gpio_led_platform_data h1940_leds_pdata = {
429 .num_leds = ARRAY_SIZE(h1940_leds_desc),
430 .leds = h1940_leds_desc,
431 .gpio_blink_set = h1940_led_blink_set,
432 };
433
434 static struct platform_device h1940_device_leds = {
435 .name = "leds-gpio",
436 .id = -1,
437 .dev = {
438 .platform_data = &h1940_leds_pdata,
439 },
440 };
441
442 static struct platform_device h1940_device_bluetooth = {
443 .name = "h1940-bt",
444 .id = -1,
445 };
446
447 static void h1940_set_mmc_power(unsigned char power_mode, unsigned short vdd)
448 {
449 switch (power_mode) {
450 case MMC_POWER_OFF:
451 gpio_set_value(H1940_LATCH_SD_POWER, 0);
452 break;
453 case MMC_POWER_UP:
454 case MMC_POWER_ON:
455 gpio_set_value(H1940_LATCH_SD_POWER, 1);
456 break;
457 default:
458 break;
459 }
460 }
461
462 static struct s3c24xx_mci_pdata h1940_mmc_cfg __initdata = {
463 .set_power = h1940_set_mmc_power,
464 .ocr_avail = MMC_VDD_32_33,
465 };
466
467 static struct gpiod_lookup_table h1940_mmc_gpio_table = {
468 .dev_id = "s3c2410-sdi",
469 .table = {
470
471 GPIO_LOOKUP("GPF", 5, "cd", GPIO_ACTIVE_LOW),
472
473 GPIO_LOOKUP("GPH", 8, "wp", GPIO_ACTIVE_LOW),
474 { },
475 },
476 };
477
478 static struct pwm_lookup h1940_pwm_lookup[] = {
479 PWM_LOOKUP("samsung-pwm", 0, "pwm-backlight", NULL, 36296,
480 PWM_POLARITY_NORMAL),
481 };
482
483 static int h1940_backlight_init(struct device *dev)
484 {
485 gpio_request(S3C2410_GPB(0), "Backlight");
486
487 gpio_direction_output(S3C2410_GPB(0), 0);
488 s3c_gpio_setpull(S3C2410_GPB(0), S3C_GPIO_PULL_NONE);
489 s3c_gpio_cfgpin(S3C2410_GPB(0), S3C2410_GPB0_TOUT0);
490 gpio_set_value(H1940_LATCH_MAX1698_nSHUTDOWN, 1);
491
492 return 0;
493 }
494
495 static int h1940_backlight_notify(struct device *dev, int brightness)
496 {
497 if (!brightness) {
498 gpio_direction_output(S3C2410_GPB(0), 1);
499 gpio_set_value(H1940_LATCH_MAX1698_nSHUTDOWN, 0);
500 } else {
501 gpio_direction_output(S3C2410_GPB(0), 0);
502 s3c_gpio_setpull(S3C2410_GPB(0), S3C_GPIO_PULL_NONE);
503 s3c_gpio_cfgpin(S3C2410_GPB(0), S3C2410_GPB0_TOUT0);
504 gpio_set_value(H1940_LATCH_MAX1698_nSHUTDOWN, 1);
505 }
506 return brightness;
507 }
508
509 static void h1940_backlight_exit(struct device *dev)
510 {
511 gpio_direction_output(S3C2410_GPB(0), 1);
512 gpio_set_value(H1940_LATCH_MAX1698_nSHUTDOWN, 0);
513 }
514
515
516 static struct platform_pwm_backlight_data backlight_data = {
517 .max_brightness = 100,
518 .dft_brightness = 50,
519 .enable_gpio = -1,
520 .init = h1940_backlight_init,
521 .notify = h1940_backlight_notify,
522 .exit = h1940_backlight_exit,
523 };
524
525 static struct platform_device h1940_backlight = {
526 .name = "pwm-backlight",
527 .dev = {
528 .parent = &samsung_device_pwm.dev,
529 .platform_data = &backlight_data,
530 },
531 .id = -1,
532 };
533
534 static void h1940_lcd_power_set(struct plat_lcd_data *pd,
535 unsigned int power)
536 {
537 int value, retries = 100;
538
539 if (!power) {
540 gpio_set_value(S3C2410_GPC(0), 0);
541
542 do {
543 value = gpio_get_value(S3C2410_GPC(6));
544 } while (value && retries--);
545
546 gpio_set_value(H1940_LATCH_LCD_P2, 0);
547 gpio_set_value(H1940_LATCH_LCD_P3, 0);
548 gpio_set_value(H1940_LATCH_LCD_P4, 0);
549
550 gpio_direction_output(S3C2410_GPC(1), 0);
551 gpio_direction_output(S3C2410_GPC(4), 0);
552
553 gpio_set_value(H1940_LATCH_LCD_P1, 0);
554 gpio_set_value(H1940_LATCH_LCD_P0, 0);
555
556 gpio_set_value(S3C2410_GPC(5), 0);
557
558 } else {
559 gpio_set_value(H1940_LATCH_LCD_P0, 1);
560 gpio_set_value(H1940_LATCH_LCD_P1, 1);
561
562 gpio_direction_input(S3C2410_GPC(1));
563 gpio_direction_input(S3C2410_GPC(4));
564 mdelay(10);
565 s3c_gpio_cfgpin(S3C2410_GPC(1), S3C_GPIO_SFN(2));
566 s3c_gpio_cfgpin(S3C2410_GPC(4), S3C_GPIO_SFN(2));
567
568 gpio_set_value(S3C2410_GPC(5), 1);
569 gpio_set_value(S3C2410_GPC(0), 1);
570
571 gpio_set_value(H1940_LATCH_LCD_P3, 1);
572 gpio_set_value(H1940_LATCH_LCD_P2, 1);
573 gpio_set_value(H1940_LATCH_LCD_P4, 1);
574 }
575 }
576
577 static struct plat_lcd_data h1940_lcd_power_data = {
578 .set_power = h1940_lcd_power_set,
579 };
580
581 static struct platform_device h1940_lcd_powerdev = {
582 .name = "platform-lcd",
583 .dev.parent = &s3c_device_lcd.dev,
584 .dev.platform_data = &h1940_lcd_power_data,
585 };
586
587 static struct uda1380_platform_data uda1380_info = {
588 .gpio_power = H1940_LATCH_UDA_POWER,
589 .gpio_reset = S3C2410_GPA(12),
590 .dac_clk = UDA1380_DAC_CLK_SYSCLK,
591 };
592
593 static struct i2c_board_info h1940_i2c_devices[] = {
594 {
595 I2C_BOARD_INFO("uda1380", 0x1a),
596 .platform_data = &uda1380_info,
597 },
598 };
599
600 #define DECLARE_BUTTON(p, k, n, w) \
601 { \
602 .gpio = p, \
603 .code = k, \
604 .desc = n, \
605 .wakeup = w, \
606 .active_low = 1, \
607 }
608
609 static struct gpio_keys_button h1940_buttons[] = {
610 DECLARE_BUTTON(S3C2410_GPF(0), KEY_POWER, "Power", 1),
611 DECLARE_BUTTON(S3C2410_GPF(6), KEY_ENTER, "Select", 1),
612 DECLARE_BUTTON(S3C2410_GPF(7), KEY_RECORD, "Record", 0),
613 DECLARE_BUTTON(S3C2410_GPG(0), KEY_F11, "Calendar", 0),
614 DECLARE_BUTTON(S3C2410_GPG(2), KEY_F12, "Contacts", 0),
615 DECLARE_BUTTON(S3C2410_GPG(3), KEY_MAIL, "Mail", 0),
616 DECLARE_BUTTON(S3C2410_GPG(6), KEY_LEFT, "Left_arrow", 0),
617 DECLARE_BUTTON(S3C2410_GPG(7), KEY_HOMEPAGE, "Home", 0),
618 DECLARE_BUTTON(S3C2410_GPG(8), KEY_RIGHT, "Right_arrow", 0),
619 DECLARE_BUTTON(S3C2410_GPG(9), KEY_UP, "Up_arrow", 0),
620 DECLARE_BUTTON(S3C2410_GPG(10), KEY_DOWN, "Down_arrow", 0),
621 };
622
623 static struct gpio_keys_platform_data h1940_buttons_data = {
624 .buttons = h1940_buttons,
625 .nbuttons = ARRAY_SIZE(h1940_buttons),
626 };
627
628 static struct platform_device h1940_dev_buttons = {
629 .name = "gpio-keys",
630 .id = -1,
631 .dev = {
632 .platform_data = &h1940_buttons_data,
633 }
634 };
635
636 static struct platform_device *h1940_devices[] __initdata = {
637 &h1940_dev_buttons,
638 &s3c_device_ohci,
639 &s3c_device_lcd,
640 &s3c_device_wdt,
641 &s3c_device_i2c0,
642 &s3c_device_iis,
643 &s3c_device_usbgadget,
644 &h1940_device_leds,
645 &h1940_device_bluetooth,
646 &s3c_device_sdi,
647 &s3c_device_rtc,
648 &samsung_device_pwm,
649 &h1940_backlight,
650 &h1940_lcd_powerdev,
651 &s3c_device_adc,
652 &s3c_device_ts,
653 &power_supply,
654 &h1940_battery,
655 };
656
657 static void __init h1940_map_io(void)
658 {
659 s3c24xx_init_io(h1940_iodesc, ARRAY_SIZE(h1940_iodesc));
660 s3c24xx_init_uarts(h1940_uartcfgs, ARRAY_SIZE(h1940_uartcfgs));
661 samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
662
663
664
665 #ifdef CONFIG_PM_H1940
666 memcpy(phys_to_virt(H1940_SUSPEND_RESUMEAT), h1940_pm_return, 1024);
667 #endif
668 s3c_pm_init();
669
670
671 h1940_latch_control(0, 0);
672 WARN_ON(gpiochip_add_data(&h1940_latch_gpiochip, NULL));
673 }
674
675 static void __init h1940_init_time(void)
676 {
677 s3c2410_init_clocks(12000000);
678 samsung_timer_init();
679 }
680
681
682 static void __init h1940_reserve(void)
683 {
684 memblock_reserve(0x30003000, 0x1000);
685 memblock_reserve(0x30081000, 0x1000);
686 }
687
688 static void __init h1940_init(void)
689 {
690 u32 tmp;
691
692 s3c24xx_fb_set_platdata(&h1940_fb_info);
693 gpiod_add_lookup_table(&h1940_mmc_gpio_table);
694 s3c24xx_mci_set_platdata(&h1940_mmc_cfg);
695 s3c24xx_udc_set_platdata(&h1940_udc_cfg);
696 s3c24xx_ts_set_platdata(&h1940_ts_cfg);
697 s3c_i2c0_set_platdata(NULL);
698
699
700
701
702 s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST |
703 S3C2410_MISCCR_USBSUSPND0 |
704 S3C2410_MISCCR_USBSUSPND1, 0x0);
705
706 tmp = (0x78 << S3C24XX_PLL_MDIV_SHIFT)
707 | (0x02 << S3C24XX_PLL_PDIV_SHIFT)
708 | (0x03 << S3C24XX_PLL_SDIV_SHIFT);
709 writel(tmp, S3C2410_UPLLCON);
710
711 gpio_request(S3C2410_GPC(0), "LCD power");
712 gpio_request(S3C2410_GPC(1), "LCD power");
713 gpio_request(S3C2410_GPC(4), "LCD power");
714 gpio_request(S3C2410_GPC(5), "LCD power");
715 gpio_request(S3C2410_GPC(6), "LCD power");
716 gpio_request(H1940_LATCH_LCD_P0, "LCD power");
717 gpio_request(H1940_LATCH_LCD_P1, "LCD power");
718 gpio_request(H1940_LATCH_LCD_P2, "LCD power");
719 gpio_request(H1940_LATCH_LCD_P3, "LCD power");
720 gpio_request(H1940_LATCH_LCD_P4, "LCD power");
721 gpio_request(H1940_LATCH_MAX1698_nSHUTDOWN, "LCD power");
722 gpio_direction_output(S3C2410_GPC(0), 0);
723 gpio_direction_output(S3C2410_GPC(1), 0);
724 gpio_direction_output(S3C2410_GPC(4), 0);
725 gpio_direction_output(S3C2410_GPC(5), 0);
726 gpio_direction_input(S3C2410_GPC(6));
727 gpio_direction_output(H1940_LATCH_LCD_P0, 0);
728 gpio_direction_output(H1940_LATCH_LCD_P1, 0);
729 gpio_direction_output(H1940_LATCH_LCD_P2, 0);
730 gpio_direction_output(H1940_LATCH_LCD_P3, 0);
731 gpio_direction_output(H1940_LATCH_LCD_P4, 0);
732 gpio_direction_output(H1940_LATCH_MAX1698_nSHUTDOWN, 0);
733
734 gpio_request(H1940_LATCH_SD_POWER, "SD power");
735 gpio_direction_output(H1940_LATCH_SD_POWER, 0);
736
737 pwm_add_table(h1940_pwm_lookup, ARRAY_SIZE(h1940_pwm_lookup));
738 platform_add_devices(h1940_devices, ARRAY_SIZE(h1940_devices));
739
740 gpio_request(S3C2410_GPA(1), "Red LED blink");
741 gpio_request(S3C2410_GPA(3), "Blue LED blink");
742 gpio_request(S3C2410_GPA(7), "Green LED blink");
743 gpio_request(H1940_LATCH_LED_FLASH, "LED blink");
744 gpio_direction_output(S3C2410_GPA(1), 0);
745 gpio_direction_output(S3C2410_GPA(3), 0);
746 gpio_direction_output(S3C2410_GPA(7), 0);
747 gpio_direction_output(H1940_LATCH_LED_FLASH, 0);
748
749 i2c_register_board_info(0, h1940_i2c_devices,
750 ARRAY_SIZE(h1940_i2c_devices));
751 }
752
753 MACHINE_START(H1940, "IPAQ-H1940")
754
755 .atag_offset = 0x100,
756 .map_io = h1940_map_io,
757 .reserve = h1940_reserve,
758 .init_irq = s3c2410_init_irq,
759 .init_machine = h1940_init,
760 .init_time = h1940_init_time,
761 MACHINE_END