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1 | /* linux/arch/arm/mach-s3c2440/mach-rx1950.c |
2 | * | |
3 | * Copyright (c) 2006-2009 Victor Chukhantsev, Denis Grigoriev, | |
4 | * Copyright (c) 2007-2010 Vasily Khoruzhick | |
5 | * | |
6 | * based on smdk2440 written by Ben Dooks | |
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/delay.h> | |
19 | #include <linux/timer.h> | |
20 | #include <linux/init.h> | |
21 | #include <linux/gpio.h> | |
22 | #include <linux/platform_device.h> | |
23 | #include <linux/serial_core.h> | |
24 | #include <linux/input.h> | |
25 | #include <linux/gpio_keys.h> | |
26 | #include <linux/sysdev.h> | |
27 | #include <linux/pwm_backlight.h> | |
28 | #include <linux/pwm.h> | |
29 | ||
30 | #include <linux/mtd/mtd.h> | |
31 | #include <linux/mtd/partitions.h> | |
32 | ||
33 | #include <linux/mmc/host.h> | |
34 | ||
35 | #include <asm/mach/arch.h> | |
36 | #include <asm/mach/map.h> | |
37 | #include <asm/mach-types.h> | |
38 | ||
39 | #include <mach/regs-gpio.h> | |
40 | #include <mach/regs-gpioj.h> | |
41 | #include <mach/h1940.h> | |
42 | #include <mach/fb.h> | |
43 | ||
44 | #include <plat/clock.h> | |
45 | #include <plat/regs-serial.h> | |
46 | #include <plat/regs-iic.h> | |
47 | #include <plat/mci.h> | |
48 | #include <plat/udc.h> | |
49 | #include <plat/nand.h> | |
50 | #include <plat/iic.h> | |
51 | #include <plat/devs.h> | |
52 | #include <plat/cpu.h> | |
53 | #include <plat/pm.h> | |
54 | #include <plat/irq.h> | |
55 | #include <plat/ts.h> | |
56 | ||
57 | #define LCD_PWM_PERIOD 192960 | |
58 | #define LCD_PWM_DUTY 127353 | |
59 | ||
60 | static struct map_desc rx1950_iodesc[] __initdata = { | |
61 | }; | |
62 | ||
63 | static struct s3c24xx_uart_clksrc rx1950_serial_clocks[] = { | |
64 | [0] = { | |
65 | .name = "fclk", | |
66 | .divisor = 0x0a, | |
67 | .min_baud = 0, | |
68 | .max_baud = 0, | |
69 | }, | |
70 | }; | |
71 | ||
72 | static struct s3c2410_uartcfg rx1950_uartcfgs[] __initdata = { | |
73 | [0] = { | |
74 | .hwport = 0, | |
75 | .flags = 0, | |
76 | .ucon = 0x3c5, | |
77 | .ulcon = 0x03, | |
78 | .ufcon = 0x51, | |
79 | .clocks = rx1950_serial_clocks, | |
80 | .clocks_size = ARRAY_SIZE(rx1950_serial_clocks), | |
81 | }, | |
82 | [1] = { | |
83 | .hwport = 1, | |
84 | .flags = 0, | |
85 | .ucon = 0x3c5, | |
86 | .ulcon = 0x03, | |
87 | .ufcon = 0x51, | |
88 | .clocks = rx1950_serial_clocks, | |
89 | .clocks_size = ARRAY_SIZE(rx1950_serial_clocks), | |
90 | }, | |
91 | /* IR port */ | |
92 | [2] = { | |
93 | .hwport = 2, | |
94 | .flags = 0, | |
95 | .ucon = 0x3c5, | |
96 | .ulcon = 0x43, | |
97 | .ufcon = 0xf1, | |
98 | .clocks = rx1950_serial_clocks, | |
99 | .clocks_size = ARRAY_SIZE(rx1950_serial_clocks), | |
100 | }, | |
101 | }; | |
102 | ||
103 | static struct s3c2410fb_display rx1950_display = { | |
104 | .type = S3C2410_LCDCON1_TFT, | |
105 | .width = 240, | |
106 | .height = 320, | |
107 | .xres = 240, | |
108 | .yres = 320, | |
109 | .bpp = 16, | |
110 | ||
111 | .pixclock = 260000, | |
112 | .left_margin = 10, | |
113 | .right_margin = 20, | |
114 | .hsync_len = 10, | |
115 | .upper_margin = 2, | |
116 | .lower_margin = 2, | |
117 | .vsync_len = 2, | |
118 | ||
119 | .lcdcon5 = S3C2410_LCDCON5_FRM565 | | |
120 | S3C2410_LCDCON5_INVVCLK | | |
121 | S3C2410_LCDCON5_INVVLINE | | |
122 | S3C2410_LCDCON5_INVVFRAME | | |
123 | S3C2410_LCDCON5_HWSWP | | |
124 | (0x02 << 13) | | |
125 | (0x02 << 15), | |
126 | ||
127 | }; | |
128 | ||
129 | static struct s3c2410fb_mach_info rx1950_lcd_cfg = { | |
130 | .displays = &rx1950_display, | |
131 | .num_displays = 1, | |
132 | .default_display = 0, | |
133 | ||
134 | .lpcsel = 0x02, | |
135 | .gpccon = 0xaa9556a9, | |
136 | .gpccon_mask = 0xffc003fc, | |
137 | .gpcup = 0x0000ffff, | |
138 | .gpcup_mask = 0xffffffff, | |
139 | ||
140 | .gpdcon = 0xaa90aaa1, | |
141 | .gpdcon_mask = 0xffc0fff0, | |
142 | .gpdup = 0x0000fcfd, | |
143 | .gpdup_mask = 0xffffffff, | |
144 | ||
145 | }; | |
146 | ||
147 | static struct pwm_device *lcd_pwm; | |
148 | ||
149 | void rx1950_lcd_power(int enable) | |
150 | { | |
151 | int i; | |
152 | static int enabled; | |
153 | if (enabled == enable) | |
154 | return; | |
155 | if (!enable) { | |
156 | ||
157 | /* GPC11-GPC15->OUTPUT */ | |
158 | for (i = 11; i < 16; i++) | |
159 | gpio_direction_output(S3C2410_GPC(i), 1); | |
160 | ||
161 | /* Wait a bit here... */ | |
162 | mdelay(100); | |
163 | ||
164 | /* GPD2-GPD7->OUTPUT */ | |
165 | /* GPD11-GPD15->OUTPUT */ | |
166 | /* GPD2-GPD7->1, GPD11-GPD15->1 */ | |
167 | for (i = 2; i < 8; i++) | |
168 | gpio_direction_output(S3C2410_GPD(i), 1); | |
169 | for (i = 11; i < 16; i++) | |
170 | gpio_direction_output(S3C2410_GPD(i), 1); | |
171 | ||
172 | /* Wait a bit here...*/ | |
173 | mdelay(100); | |
174 | ||
175 | /* GPB0->OUTPUT, GPB0->0 */ | |
176 | gpio_direction_output(S3C2410_GPB(0), 0); | |
177 | ||
178 | /* GPC1-GPC4->OUTPUT, GPC1-4->0 */ | |
179 | for (i = 1; i < 5; i++) | |
180 | gpio_direction_output(S3C2410_GPC(i), 0); | |
181 | ||
182 | /* GPC15-GPC11->0 */ | |
183 | for (i = 11; i < 16; i++) | |
184 | gpio_direction_output(S3C2410_GPC(i), 0); | |
185 | ||
186 | /* GPD15-GPD11->0, GPD2->GPD7->0 */ | |
187 | for (i = 11; i < 16; i++) | |
188 | gpio_direction_output(S3C2410_GPD(i), 0); | |
189 | ||
190 | for (i = 2; i < 8; i++) | |
191 | gpio_direction_output(S3C2410_GPD(i), 0); | |
192 | ||
193 | /* GPC6->0, GPC7->0, GPC5->0 */ | |
194 | gpio_direction_output(S3C2410_GPC(6), 0); | |
195 | gpio_direction_output(S3C2410_GPC(7), 0); | |
196 | gpio_direction_output(S3C2410_GPC(5), 0); | |
197 | ||
198 | /* GPB1->OUTPUT, GPB1->0 */ | |
199 | gpio_direction_output(S3C2410_GPB(1), 0); | |
200 | pwm_config(lcd_pwm, 0, LCD_PWM_PERIOD); | |
201 | pwm_disable(lcd_pwm); | |
202 | ||
203 | /* GPC0->0, GPC10->0 */ | |
204 | gpio_direction_output(S3C2410_GPC(0), 0); | |
205 | gpio_direction_output(S3C2410_GPC(10), 0); | |
206 | } else { | |
207 | pwm_config(lcd_pwm, LCD_PWM_DUTY, LCD_PWM_PERIOD); | |
208 | pwm_enable(lcd_pwm); | |
209 | ||
210 | gpio_direction_output(S3C2410_GPC(0), 1); | |
211 | gpio_direction_output(S3C2410_GPC(5), 1); | |
212 | ||
213 | s3c_gpio_cfgpin(S3C2410_GPB(1), S3C2410_GPB1_TOUT1); | |
214 | gpio_direction_output(S3C2410_GPC(7), 1); | |
215 | ||
216 | for (i = 1; i < 5; i++) | |
217 | s3c_gpio_cfgpin(S3C2410_GPC(i), S3C_GPIO_SFN(2)); | |
218 | ||
219 | for (i = 11; i < 16; i++) | |
220 | s3c_gpio_cfgpin(S3C2410_GPC(i), S3C_GPIO_SFN(2)); | |
221 | ||
222 | for (i = 2; i < 8; i++) | |
223 | s3c_gpio_cfgpin(S3C2410_GPD(i), S3C_GPIO_SFN(2)); | |
224 | ||
225 | for (i = 11; i < 16; i++) | |
226 | s3c_gpio_cfgpin(S3C2410_GPD(i), S3C_GPIO_SFN(2)); | |
227 | ||
228 | gpio_direction_output(S3C2410_GPC(10), 1); | |
229 | gpio_direction_output(S3C2410_GPC(6), 1); | |
230 | } | |
231 | enabled = enable; | |
232 | } | |
233 | ||
234 | static void rx1950_bl_power(int enable) | |
235 | { | |
236 | static int enabled; | |
237 | if (enabled == enable) | |
238 | return; | |
239 | if (!enable) { | |
240 | gpio_direction_output(S3C2410_GPB(0), 0); | |
241 | } else { | |
242 | /* LED driver need a "push" to power on */ | |
243 | gpio_direction_output(S3C2410_GPB(0), 1); | |
244 | /* Warm up backlight for one period of PWM. | |
245 | * Without this trick its almost impossible to | |
246 | * enable backlight with low brightness value | |
247 | */ | |
248 | ndelay(48000); | |
249 | s3c_gpio_cfgpin(S3C2410_GPB(0), S3C2410_GPB0_TOUT0); | |
250 | } | |
251 | enabled = enable; | |
252 | } | |
253 | ||
254 | static int rx1950_backlight_init(struct device *dev) | |
255 | { | |
256 | WARN_ON(gpio_request(S3C2410_GPB(0), "Backlight")); | |
257 | lcd_pwm = pwm_request(1, "RX1950 LCD"); | |
258 | if (IS_ERR(lcd_pwm)) { | |
259 | dev_err(dev, "Unable to request PWM for LCD power!\n"); | |
260 | return PTR_ERR(lcd_pwm); | |
261 | } | |
262 | ||
263 | rx1950_lcd_power(1); | |
264 | rx1950_bl_power(1); | |
265 | ||
266 | return 0; | |
267 | } | |
268 | ||
269 | static void rx1950_backlight_exit(struct device *dev) | |
270 | { | |
271 | rx1950_bl_power(0); | |
272 | rx1950_lcd_power(0); | |
273 | ||
274 | pwm_free(lcd_pwm); | |
275 | gpio_free(S3C2410_GPB(0)); | |
276 | } | |
277 | ||
278 | ||
279 | static int rx1950_backlight_notify(struct device *dev, int brightness) | |
280 | { | |
281 | if (!brightness) { | |
282 | rx1950_bl_power(0); | |
283 | rx1950_lcd_power(0); | |
284 | } else { | |
285 | rx1950_lcd_power(1); | |
286 | rx1950_bl_power(1); | |
287 | } | |
288 | return brightness; | |
289 | } | |
290 | ||
291 | static struct platform_pwm_backlight_data rx1950_backlight_data = { | |
292 | .pwm_id = 0, | |
293 | .max_brightness = 24, | |
294 | .dft_brightness = 4, | |
295 | .pwm_period_ns = 48000, | |
296 | .init = rx1950_backlight_init, | |
297 | .notify = rx1950_backlight_notify, | |
298 | .exit = rx1950_backlight_exit, | |
299 | }; | |
300 | ||
301 | static struct platform_device rx1950_backlight = { | |
302 | .name = "pwm-backlight", | |
303 | .dev = { | |
304 | .parent = &s3c_device_timer[0].dev, | |
305 | .platform_data = &rx1950_backlight_data, | |
306 | }, | |
307 | }; | |
308 | ||
309 | static void rx1950_set_mmc_power(unsigned char power_mode, unsigned short vdd) | |
310 | { | |
311 | switch (power_mode) { | |
312 | case MMC_POWER_OFF: | |
313 | gpio_direction_output(S3C2410_GPJ(1), 0); | |
314 | break; | |
315 | case MMC_POWER_UP: | |
316 | case MMC_POWER_ON: | |
317 | gpio_direction_output(S3C2410_GPJ(1), 1); | |
318 | break; | |
319 | default: | |
320 | break; | |
321 | } | |
322 | } | |
323 | ||
324 | static struct s3c24xx_mci_pdata rx1950_mmc_cfg __initdata = { | |
325 | .gpio_detect = S3C2410_GPF(5), | |
326 | .gpio_wprotect = S3C2410_GPH(8), | |
327 | .set_power = rx1950_set_mmc_power, | |
328 | .ocr_avail = MMC_VDD_32_33, | |
329 | }; | |
330 | ||
331 | static struct mtd_partition rx1950_nand_part[] = { | |
332 | [0] = { | |
333 | .name = "Boot0", | |
334 | .offset = 0, | |
335 | .size = 0x4000, | |
336 | .mask_flags = MTD_WRITEABLE, | |
337 | }, | |
338 | [1] = { | |
339 | .name = "Boot1", | |
340 | .offset = MTDPART_OFS_APPEND, | |
341 | .size = 0x40000, | |
342 | .mask_flags = MTD_WRITEABLE, | |
343 | }, | |
344 | [2] = { | |
345 | .name = "Kernel", | |
346 | .offset = MTDPART_OFS_APPEND, | |
347 | .size = 0x300000, | |
348 | .mask_flags = 0, | |
349 | }, | |
350 | [3] = { | |
351 | .name = "Filesystem", | |
352 | .offset = MTDPART_OFS_APPEND, | |
353 | .size = MTDPART_SIZ_FULL, | |
354 | .mask_flags = 0, | |
355 | }, | |
356 | }; | |
357 | ||
358 | static struct s3c2410_nand_set rx1950_nand_sets[] = { | |
359 | [0] = { | |
360 | .name = "Internal", | |
361 | .nr_chips = 1, | |
362 | .nr_partitions = ARRAY_SIZE(rx1950_nand_part), | |
363 | .partitions = rx1950_nand_part, | |
364 | }, | |
365 | }; | |
366 | ||
367 | static struct s3c2410_platform_nand rx1950_nand_info = { | |
368 | .tacls = 25, | |
369 | .twrph0 = 50, | |
370 | .twrph1 = 15, | |
371 | .nr_sets = ARRAY_SIZE(rx1950_nand_sets), | |
372 | .sets = rx1950_nand_sets, | |
373 | }; | |
374 | ||
375 | static void rx1950_udc_pullup(enum s3c2410_udc_cmd_e cmd) | |
376 | { | |
377 | switch (cmd) { | |
378 | case S3C2410_UDC_P_ENABLE: | |
379 | gpio_direction_output(S3C2410_GPJ(5), 1); | |
380 | break; | |
381 | case S3C2410_UDC_P_DISABLE: | |
382 | gpio_direction_output(S3C2410_GPJ(5), 0); | |
383 | break; | |
384 | case S3C2410_UDC_P_RESET: | |
385 | break; | |
386 | default: | |
387 | break; | |
388 | } | |
389 | } | |
390 | ||
391 | static struct s3c2410_udc_mach_info rx1950_udc_cfg __initdata = { | |
392 | .udc_command = rx1950_udc_pullup, | |
393 | .vbus_pin = S3C2410_GPG(5), | |
394 | .vbus_pin_inverted = 1, | |
395 | }; | |
396 | ||
397 | static struct s3c2410_ts_mach_info rx1950_ts_cfg __initdata = { | |
398 | .delay = 10000, | |
399 | .presc = 49, | |
400 | .oversampling_shift = 3, | |
401 | }; | |
402 | ||
403 | static struct gpio_keys_button rx1950_gpio_keys_table[] = { | |
404 | { | |
405 | .code = KEY_POWER, | |
406 | .gpio = S3C2410_GPF(0), | |
407 | .active_low = 1, | |
408 | .desc = "Power button", | |
409 | .wakeup = 1, | |
410 | }, | |
411 | { | |
412 | .code = KEY_F5, | |
413 | .gpio = S3C2410_GPF(7), | |
414 | .active_low = 1, | |
415 | .desc = "Record button", | |
416 | }, | |
417 | { | |
418 | .code = KEY_F1, | |
419 | .gpio = S3C2410_GPG(0), | |
420 | .active_low = 1, | |
421 | .desc = "Calendar button", | |
422 | }, | |
423 | { | |
424 | .code = KEY_F2, | |
425 | .gpio = S3C2410_GPG(2), | |
426 | .active_low = 1, | |
427 | .desc = "Contacts button", | |
428 | }, | |
429 | { | |
430 | .code = KEY_F3, | |
431 | .gpio = S3C2410_GPG(3), | |
432 | .active_low = 1, | |
433 | .desc = "Mail button", | |
434 | }, | |
435 | { | |
436 | .code = KEY_F4, | |
437 | .gpio = S3C2410_GPG(7), | |
438 | .active_low = 1, | |
439 | .desc = "WLAN button", | |
440 | }, | |
441 | { | |
442 | .code = KEY_LEFT, | |
443 | .gpio = S3C2410_GPG(10), | |
444 | .active_low = 1, | |
445 | .desc = "Left button", | |
446 | }, | |
447 | { | |
448 | .code = KEY_RIGHT, | |
449 | .gpio = S3C2410_GPG(11), | |
450 | .active_low = 1, | |
451 | .desc = "Right button", | |
452 | }, | |
453 | { | |
454 | .code = KEY_UP, | |
455 | .gpio = S3C2410_GPG(4), | |
456 | .active_low = 1, | |
457 | .desc = "Up button", | |
458 | }, | |
459 | { | |
460 | .code = KEY_DOWN, | |
461 | .gpio = S3C2410_GPG(6), | |
462 | .active_low = 1, | |
463 | .desc = "Down button", | |
464 | }, | |
465 | { | |
466 | .code = KEY_ENTER, | |
467 | .gpio = S3C2410_GPG(9), | |
468 | .active_low = 1, | |
469 | .desc = "Ok button" | |
470 | }, | |
471 | }; | |
472 | ||
473 | static struct gpio_keys_platform_data rx1950_gpio_keys_data = { | |
474 | .buttons = rx1950_gpio_keys_table, | |
475 | .nbuttons = ARRAY_SIZE(rx1950_gpio_keys_table), | |
476 | }; | |
477 | ||
478 | static struct platform_device rx1950_device_gpiokeys = { | |
479 | .name = "gpio-keys", | |
480 | .dev.platform_data = &rx1950_gpio_keys_data, | |
481 | }; | |
482 | ||
483 | static struct s3c2410_platform_i2c rx1950_i2c_data = { | |
484 | .flags = 0, | |
485 | .slave_addr = 0x42, | |
486 | .frequency = 400 * 1000, | |
487 | .sda_delay = S3C2410_IICLC_SDA_DELAY5 | S3C2410_IICLC_FILTER_ON, | |
488 | }; | |
489 | ||
490 | static struct platform_device *rx1950_devices[] __initdata = { | |
491 | &s3c_device_lcd, | |
492 | &s3c_device_wdt, | |
493 | &s3c_device_i2c0, | |
494 | &s3c_device_iis, | |
495 | &s3c_device_usbgadget, | |
496 | &s3c_device_rtc, | |
497 | &s3c_device_nand, | |
498 | &s3c_device_sdi, | |
499 | &s3c_device_adc, | |
500 | &s3c_device_ts, | |
501 | &s3c_device_timer[0], | |
502 | &s3c_device_timer[1], | |
503 | &rx1950_backlight, | |
504 | &rx1950_device_gpiokeys, | |
505 | }; | |
506 | ||
507 | static struct clk *rx1950_clocks[] __initdata = { | |
508 | &s3c24xx_clkout0, | |
509 | &s3c24xx_clkout1, | |
510 | }; | |
511 | ||
512 | static void __init rx1950_map_io(void) | |
513 | { | |
514 | s3c24xx_clkout0.parent = &clk_h; | |
515 | s3c24xx_clkout1.parent = &clk_f; | |
516 | ||
517 | s3c24xx_register_clocks(rx1950_clocks, ARRAY_SIZE(rx1950_clocks)); | |
518 | ||
519 | s3c24xx_init_io(rx1950_iodesc, ARRAY_SIZE(rx1950_iodesc)); | |
520 | s3c24xx_init_clocks(16934000); | |
521 | s3c24xx_init_uarts(rx1950_uartcfgs, ARRAY_SIZE(rx1950_uartcfgs)); | |
522 | ||
523 | /* setup PM */ | |
524 | ||
525 | #ifdef CONFIG_PM_H1940 | |
526 | memcpy(phys_to_virt(H1940_SUSPEND_RESUMEAT), h1940_pm_return, 8); | |
527 | #endif | |
528 | ||
529 | s3c_pm_init(); | |
530 | } | |
531 | ||
532 | static void __init rx1950_init_machine(void) | |
533 | { | |
534 | int i; | |
535 | ||
536 | s3c24xx_fb_set_platdata(&rx1950_lcd_cfg); | |
537 | s3c24xx_udc_set_platdata(&rx1950_udc_cfg); | |
538 | s3c24xx_ts_set_platdata(&rx1950_ts_cfg); | |
539 | s3c24xx_mci_set_platdata(&rx1950_mmc_cfg); | |
540 | s3c_i2c0_set_platdata(&rx1950_i2c_data); | |
541 | s3c_nand_set_platdata(&rx1950_nand_info); | |
542 | ||
543 | /* Turn off suspend on both USB ports, and switch the | |
544 | * selectable USB port to USB device mode. */ | |
545 | s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST | | |
546 | S3C2410_MISCCR_USBSUSPND0 | | |
547 | S3C2410_MISCCR_USBSUSPND1, 0x0); | |
548 | ||
549 | WARN_ON(gpio_request(S3C2410_GPJ(5), "UDC pullup")); | |
550 | gpio_direction_output(S3C2410_GPJ(5), 0); | |
551 | ||
552 | /* mmc power is disabled by default */ | |
553 | WARN_ON(gpio_request(S3C2410_GPJ(1), "MMC power")); | |
554 | gpio_direction_output(S3C2410_GPJ(1), 0); | |
555 | ||
556 | for (i = 0; i < 8; i++) | |
557 | WARN_ON(gpio_request(S3C2410_GPC(i), "LCD power")); | |
558 | ||
559 | for (i = 10; i < 16; i++) | |
560 | WARN_ON(gpio_request(S3C2410_GPC(i), "LCD power")); | |
561 | ||
562 | for (i = 2; i < 8; i++) | |
563 | WARN_ON(gpio_request(S3C2410_GPD(i), "LCD power")); | |
564 | ||
565 | for (i = 11; i < 16; i++) | |
566 | WARN_ON(gpio_request(S3C2410_GPD(i), "LCD power")); | |
567 | ||
568 | WARN_ON(gpio_request(S3C2410_GPB(1), "LCD power")); | |
569 | ||
570 | platform_add_devices(rx1950_devices, ARRAY_SIZE(rx1950_devices)); | |
571 | } | |
572 | ||
573 | MACHINE_START(RX1950, "HP iPAQ RX1950") | |
574 | /* Maintainers: Vasily Khoruzhick */ | |
575 | .phys_io = S3C2410_PA_UART, | |
576 | .io_pg_offst = (((u32) S3C24XX_VA_UART) >> 18) & 0xfffc, | |
577 | .boot_params = S3C2410_SDRAM_PA + 0x100, | |
578 | .map_io = rx1950_map_io, | |
579 | .init_irq = s3c24xx_init_irq, | |
580 | .init_machine = rx1950_init_machine, | |
581 | .timer = &s3c24xx_timer, | |
582 | MACHINE_END |