ARM: 7252/1: restart: S5PV210: use new restart hook
[cascardo/linux.git] / arch / arm / mach-s5pv210 / mach-smdkv210.c
1 /* linux/arch/arm/mach-s5pv210/mach-smdkv210.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/i2c.h>
14 #include <linux/init.h>
15 #include <linux/serial_core.h>
16 #include <linux/sysdev.h>
17 #include <linux/dm9000.h>
18 #include <linux/fb.h>
19 #include <linux/gpio.h>
20 #include <linux/delay.h>
21 #include <linux/pwm_backlight.h>
22
23 #include <asm/mach/arch.h>
24 #include <asm/mach/map.h>
25 #include <asm/setup.h>
26 #include <asm/mach-types.h>
27
28 #include <video/platform_lcd.h>
29
30 #include <mach/map.h>
31 #include <mach/regs-clock.h>
32
33 #include <plat/regs-serial.h>
34 #include <plat/regs-srom.h>
35 #include <plat/gpio-cfg.h>
36 #include <plat/devs.h>
37 #include <plat/cpu.h>
38 #include <plat/adc.h>
39 #include <plat/ts.h>
40 #include <plat/ata.h>
41 #include <plat/iic.h>
42 #include <plat/keypad.h>
43 #include <plat/pm.h>
44 #include <plat/fb.h>
45 #include <plat/s5p-time.h>
46 #include <plat/backlight.h>
47 #include <plat/regs-fb-v4.h>
48
49 #include "common.h"
50
51 /* Following are default values for UCON, ULCON and UFCON UART registers */
52 #define SMDKV210_UCON_DEFAULT   (S3C2410_UCON_TXILEVEL |        \
53                                  S3C2410_UCON_RXILEVEL |        \
54                                  S3C2410_UCON_TXIRQMODE |       \
55                                  S3C2410_UCON_RXIRQMODE |       \
56                                  S3C2410_UCON_RXFIFO_TOI |      \
57                                  S3C2443_UCON_RXERR_IRQEN)
58
59 #define SMDKV210_ULCON_DEFAULT  S3C2410_LCON_CS8
60
61 #define SMDKV210_UFCON_DEFAULT  (S3C2410_UFCON_FIFOMODE |       \
62                                  S5PV210_UFCON_TXTRIG4 |        \
63                                  S5PV210_UFCON_RXTRIG4)
64
65 static struct s3c2410_uartcfg smdkv210_uartcfgs[] __initdata = {
66         [0] = {
67                 .hwport         = 0,
68                 .flags          = 0,
69                 .ucon           = SMDKV210_UCON_DEFAULT,
70                 .ulcon          = SMDKV210_ULCON_DEFAULT,
71                 .ufcon          = SMDKV210_UFCON_DEFAULT,
72         },
73         [1] = {
74                 .hwport         = 1,
75                 .flags          = 0,
76                 .ucon           = SMDKV210_UCON_DEFAULT,
77                 .ulcon          = SMDKV210_ULCON_DEFAULT,
78                 .ufcon          = SMDKV210_UFCON_DEFAULT,
79         },
80         [2] = {
81                 .hwport         = 2,
82                 .flags          = 0,
83                 .ucon           = SMDKV210_UCON_DEFAULT,
84                 .ulcon          = SMDKV210_ULCON_DEFAULT,
85                 .ufcon          = SMDKV210_UFCON_DEFAULT,
86         },
87         [3] = {
88                 .hwport         = 3,
89                 .flags          = 0,
90                 .ucon           = SMDKV210_UCON_DEFAULT,
91                 .ulcon          = SMDKV210_ULCON_DEFAULT,
92                 .ufcon          = SMDKV210_UFCON_DEFAULT,
93         },
94 };
95
96 static struct s3c_ide_platdata smdkv210_ide_pdata __initdata = {
97         .setup_gpio     = s5pv210_ide_setup_gpio,
98 };
99
100 static uint32_t smdkv210_keymap[] __initdata = {
101         /* KEY(row, col, keycode) */
102         KEY(0, 3, KEY_1), KEY(0, 4, KEY_2), KEY(0, 5, KEY_3),
103         KEY(0, 6, KEY_4), KEY(0, 7, KEY_5),
104         KEY(1, 3, KEY_A), KEY(1, 4, KEY_B), KEY(1, 5, KEY_C),
105         KEY(1, 6, KEY_D), KEY(1, 7, KEY_E)
106 };
107
108 static struct matrix_keymap_data smdkv210_keymap_data __initdata = {
109         .keymap         = smdkv210_keymap,
110         .keymap_size    = ARRAY_SIZE(smdkv210_keymap),
111 };
112
113 static struct samsung_keypad_platdata smdkv210_keypad_data __initdata = {
114         .keymap_data    = &smdkv210_keymap_data,
115         .rows           = 8,
116         .cols           = 8,
117 };
118
119 static struct resource smdkv210_dm9000_resources[] = {
120         [0] = {
121                 .start  = S5PV210_PA_SROM_BANK5,
122                 .end    = S5PV210_PA_SROM_BANK5,
123                 .flags  = IORESOURCE_MEM,
124         },
125         [1] = {
126                 .start  = S5PV210_PA_SROM_BANK5 + 2,
127                 .end    = S5PV210_PA_SROM_BANK5 + 2,
128                 .flags  = IORESOURCE_MEM,
129         },
130         [2] = {
131                 .start  = IRQ_EINT(9),
132                 .end    = IRQ_EINT(9),
133                 .flags  = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL,
134         },
135 };
136
137 static struct dm9000_plat_data smdkv210_dm9000_platdata = {
138         .flags          = DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM,
139         .dev_addr       = { 0x00, 0x09, 0xc0, 0xff, 0xec, 0x48 },
140 };
141
142 struct platform_device smdkv210_dm9000 = {
143         .name           = "dm9000",
144         .id             = -1,
145         .num_resources  = ARRAY_SIZE(smdkv210_dm9000_resources),
146         .resource       = smdkv210_dm9000_resources,
147         .dev            = {
148                 .platform_data  = &smdkv210_dm9000_platdata,
149         },
150 };
151
152 static void smdkv210_lte480wv_set_power(struct plat_lcd_data *pd,
153                                         unsigned int power)
154 {
155         if (power) {
156 #if !defined(CONFIG_BACKLIGHT_PWM)
157                 gpio_request(S5PV210_GPD0(3), "GPD0");
158                 gpio_direction_output(S5PV210_GPD0(3), 1);
159                 gpio_free(S5PV210_GPD0(3));
160 #endif
161
162                 /* fire nRESET on power up */
163                 gpio_request(S5PV210_GPH0(6), "GPH0");
164
165                 gpio_direction_output(S5PV210_GPH0(6), 1);
166
167                 gpio_set_value(S5PV210_GPH0(6), 0);
168                 mdelay(10);
169
170                 gpio_set_value(S5PV210_GPH0(6), 1);
171                 mdelay(10);
172
173                 gpio_free(S5PV210_GPH0(6));
174         } else {
175 #if !defined(CONFIG_BACKLIGHT_PWM)
176                 gpio_request(S5PV210_GPD0(3), "GPD0");
177                 gpio_direction_output(S5PV210_GPD0(3), 0);
178                 gpio_free(S5PV210_GPD0(3));
179 #endif
180         }
181 }
182
183 static struct plat_lcd_data smdkv210_lcd_lte480wv_data = {
184         .set_power      = smdkv210_lte480wv_set_power,
185 };
186
187 static struct platform_device smdkv210_lcd_lte480wv = {
188         .name                   = "platform-lcd",
189         .dev.parent             = &s3c_device_fb.dev,
190         .dev.platform_data      = &smdkv210_lcd_lte480wv_data,
191 };
192
193 static struct s3c_fb_pd_win smdkv210_fb_win0 = {
194         .win_mode = {
195                 .left_margin    = 13,
196                 .right_margin   = 8,
197                 .upper_margin   = 7,
198                 .lower_margin   = 5,
199                 .hsync_len      = 3,
200                 .vsync_len      = 1,
201                 .xres           = 800,
202                 .yres           = 480,
203         },
204         .max_bpp        = 32,
205         .default_bpp    = 24,
206 };
207
208 static struct s3c_fb_platdata smdkv210_lcd0_pdata __initdata = {
209         .win[0]         = &smdkv210_fb_win0,
210         .vidcon0        = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
211         .vidcon1        = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
212         .setup_gpio     = s5pv210_fb_gpio_setup_24bpp,
213 };
214
215 static struct platform_device *smdkv210_devices[] __initdata = {
216         &s3c_device_adc,
217         &s3c_device_cfcon,
218         &s3c_device_fb,
219         &s3c_device_hsmmc0,
220         &s3c_device_hsmmc1,
221         &s3c_device_hsmmc2,
222         &s3c_device_hsmmc3,
223         &s3c_device_i2c0,
224         &s3c_device_i2c1,
225         &s3c_device_i2c2,
226         &s3c_device_rtc,
227         &s3c_device_ts,
228         &s3c_device_wdt,
229         &s5pv210_device_ac97,
230         &s5pv210_device_iis0,
231         &s5pv210_device_spdif,
232         &samsung_asoc_dma,
233         &samsung_asoc_idma,
234         &samsung_device_keypad,
235         &smdkv210_dm9000,
236         &smdkv210_lcd_lte480wv,
237 };
238
239 static void __init smdkv210_dm9000_init(void)
240 {
241         unsigned int tmp;
242
243         gpio_request(S5PV210_MP01(5), "nCS5");
244         s3c_gpio_cfgpin(S5PV210_MP01(5), S3C_GPIO_SFN(2));
245         gpio_free(S5PV210_MP01(5));
246
247         tmp = (5 << S5P_SROM_BCX__TACC__SHIFT);
248         __raw_writel(tmp, S5P_SROM_BC5);
249
250         tmp = __raw_readl(S5P_SROM_BW);
251         tmp &= (S5P_SROM_BW__CS_MASK << S5P_SROM_BW__NCS5__SHIFT);
252         tmp |= (1 << S5P_SROM_BW__NCS5__SHIFT);
253         __raw_writel(tmp, S5P_SROM_BW);
254 }
255
256 static struct i2c_board_info smdkv210_i2c_devs0[] __initdata = {
257         { I2C_BOARD_INFO("24c08", 0x50), },     /* Samsung S524AD0XD1 */
258         { I2C_BOARD_INFO("wm8580", 0x1b), },
259 };
260
261 static struct i2c_board_info smdkv210_i2c_devs1[] __initdata = {
262         /* To Be Updated */
263 };
264
265 static struct i2c_board_info smdkv210_i2c_devs2[] __initdata = {
266         /* To Be Updated */
267 };
268
269 /* LCD Backlight data */
270 static struct samsung_bl_gpio_info smdkv210_bl_gpio_info = {
271         .no = S5PV210_GPD0(3),
272         .func = S3C_GPIO_SFN(2),
273 };
274
275 static struct platform_pwm_backlight_data smdkv210_bl_data = {
276         .pwm_id = 3,
277         .pwm_period_ns = 1000,
278 };
279
280 static void __init smdkv210_map_io(void)
281 {
282         s5pv210_init_io(NULL, 0);
283         s3c24xx_init_clocks(24000000);
284         s3c24xx_init_uarts(smdkv210_uartcfgs, ARRAY_SIZE(smdkv210_uartcfgs));
285         s5p_set_timer_source(S5P_PWM2, S5P_PWM4);
286 }
287
288 static void __init smdkv210_machine_init(void)
289 {
290         s3c_pm_init();
291
292         smdkv210_dm9000_init();
293
294         samsung_keypad_set_platdata(&smdkv210_keypad_data);
295         s3c24xx_ts_set_platdata(NULL);
296
297         s3c_i2c0_set_platdata(NULL);
298         s3c_i2c1_set_platdata(NULL);
299         s3c_i2c2_set_platdata(NULL);
300         i2c_register_board_info(0, smdkv210_i2c_devs0,
301                         ARRAY_SIZE(smdkv210_i2c_devs0));
302         i2c_register_board_info(1, smdkv210_i2c_devs1,
303                         ARRAY_SIZE(smdkv210_i2c_devs1));
304         i2c_register_board_info(2, smdkv210_i2c_devs2,
305                         ARRAY_SIZE(smdkv210_i2c_devs2));
306
307         s3c_ide_set_platdata(&smdkv210_ide_pdata);
308
309         s3c_fb_set_platdata(&smdkv210_lcd0_pdata);
310
311         samsung_bl_set(&smdkv210_bl_gpio_info, &smdkv210_bl_data);
312
313         platform_add_devices(smdkv210_devices, ARRAY_SIZE(smdkv210_devices));
314 }
315
316 MACHINE_START(SMDKV210, "SMDKV210")
317         /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */
318         .atag_offset    = 0x100,
319         .init_irq       = s5pv210_init_irq,
320         .map_io         = smdkv210_map_io,
321         .init_machine   = smdkv210_machine_init,
322         .timer          = &s5p_timer,
323         .restart        = s5pv210_restart,
324 MACHINE_END