video: s3c-fb: remove 'default_win' element from platform data
[deliverable/linux.git] / arch / arm / mach-s3c64xx / mach-real6410.c
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1/* linux/arch/arm/mach-s3c64xx/mach-real6410.c
2 *
3 * Copyright 2010 Darius Augulis <augulis.darius@gmail.com>
4 * Copyright 2008 Openmoko, Inc.
5 * Copyright 2008 Simtec Electronics
6 * Ben Dooks <ben@simtec.co.uk>
7 * http://armlinux.simtec.co.uk/
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
12 *
13*/
14
c115f67c 15#include <linux/init.h>
eab5cfa0 16#include <linux/interrupt.h>
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17#include <linux/fb.h>
18#include <linux/gpio.h>
19#include <linux/kernel.h>
eab5cfa0 20#include <linux/list.h>
ff266c0c 21#include <linux/dm9000.h>
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22#include <linux/mtd/mtd.h>
23#include <linux/mtd/partitions.h>
eab5cfa0 24#include <linux/platform_device.h>
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25#include <linux/serial_core.h>
26#include <linux/types.h>
27
774b51f8 28#include <asm/hardware/vic.h>
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29#include <asm/mach-types.h>
30#include <asm/mach/arch.h>
31#include <asm/mach/map.h>
c115f67c 32
eab5cfa0 33#include <mach/map.h>
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34#include <mach/regs-gpio.h>
35#include <mach/regs-modem.h>
ff266c0c 36#include <mach/regs-srom.h>
c115f67c 37
4374c456 38#include <plat/adc.h>
eab5cfa0 39#include <plat/cpu.h>
ce611d7b 40#include <plat/devs.h>
c115f67c 41#include <plat/fb.h>
88fbadea 42#include <plat/nand.h>
eab5cfa0 43#include <plat/regs-serial.h>
4374c456 44#include <plat/ts.h>
49965e65 45#include <plat/regs-fb-v4.h>
eab5cfa0 46
c115f67c 47#include <video/platform_lcd.h>
eab5cfa0 48
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49#include "common.h"
50
8b8c87de 51#define UCON S3C2410_UCON_DEFAULT
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52#define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB)
53#define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE)
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54
55static struct s3c2410_uartcfg real6410_uartcfgs[] __initdata = {
56 [0] = {
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57 .hwport = 0,
58 .flags = 0,
59 .ucon = UCON,
60 .ulcon = ULCON,
61 .ufcon = UFCON,
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62 },
63 [1] = {
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64 .hwport = 1,
65 .flags = 0,
66 .ucon = UCON,
67 .ulcon = ULCON,
68 .ufcon = UFCON,
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69 },
70 [2] = {
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71 .hwport = 2,
72 .flags = 0,
73 .ucon = UCON,
74 .ulcon = ULCON,
75 .ufcon = UFCON,
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76 },
77 [3] = {
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78 .hwport = 3,
79 .flags = 0,
80 .ucon = UCON,
81 .ulcon = ULCON,
82 .ufcon = UFCON,
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83 },
84};
85
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86/* DM9000AEP 10/100 ethernet controller */
87
88static struct resource real6410_dm9k_resource[] = {
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89 [0] = {
90 .start = S3C64XX_PA_XM0CSN1,
91 .end = S3C64XX_PA_XM0CSN1 + 1,
92 .flags = IORESOURCE_MEM
93 },
94 [1] = {
95 .start = S3C64XX_PA_XM0CSN1 + 4,
96 .end = S3C64XX_PA_XM0CSN1 + 5,
97 .flags = IORESOURCE_MEM
98 },
99 [2] = {
100 .start = S3C_EINT(7),
101 .end = S3C_EINT(7),
4d89ecaa 102 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL
591cd25e 103 }
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104};
105
106static struct dm9000_plat_data real6410_dm9k_pdata = {
591cd25e 107 .flags = (DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM),
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108};
109
110static struct platform_device real6410_device_eth = {
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111 .name = "dm9000",
112 .id = -1,
113 .num_resources = ARRAY_SIZE(real6410_dm9k_resource),
114 .resource = real6410_dm9k_resource,
115 .dev = {
116 .platform_data = &real6410_dm9k_pdata,
117 },
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118};
119
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120static struct s3c_fb_pd_win real6410_fb_win[] = {
121 {
122 .win_mode = { /* 4.3" 480x272 */
123 .left_margin = 3,
124 .right_margin = 2,
125 .upper_margin = 1,
126 .lower_margin = 1,
127 .hsync_len = 40,
128 .vsync_len = 1,
129 .xres = 480,
130 .yres = 272,
131 },
132 .max_bpp = 32,
133 .default_bpp = 16,
134 }, {
135 .win_mode = { /* 7.0" 800x480 */
136 .left_margin = 8,
137 .right_margin = 13,
138 .upper_margin = 7,
139 .lower_margin = 5,
140 .hsync_len = 3,
141 .vsync_len = 1,
142 .xres = 800,
143 .yres = 480,
144 },
145 .max_bpp = 32,
146 .default_bpp = 16,
147 },
148};
149
150static struct s3c_fb_platdata real6410_lcd_pdata __initdata = {
151 .setup_gpio = s3c64xx_fb_gpio_setup_24bpp,
152 .win[0] = &real6410_fb_win[0],
153 .vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
154 .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
155};
156
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157static struct mtd_partition real6410_nand_part[] = {
158 [0] = {
159 .name = "uboot",
160 .size = SZ_1M,
161 .offset = 0,
162 },
163 [1] = {
164 .name = "kernel",
165 .size = SZ_2M,
166 .offset = SZ_1M,
167 },
168 [2] = {
169 .name = "rootfs",
170 .size = MTDPART_SIZ_FULL,
171 .offset = SZ_1M + SZ_2M,
172 },
173};
174
175static struct s3c2410_nand_set real6410_nand_sets[] = {
176 [0] = {
177 .name = "nand",
178 .nr_chips = 1,
179 .nr_partitions = ARRAY_SIZE(real6410_nand_part),
180 .partitions = real6410_nand_part,
181 },
182};
183
184static struct s3c2410_platform_nand real6410_nand_info = {
185 .tacls = 25,
186 .twrph0 = 55,
187 .twrph1 = 40,
188 .nr_sets = ARRAY_SIZE(real6410_nand_sets),
189 .sets = real6410_nand_sets,
190};
191
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192static struct platform_device *real6410_devices[] __initdata = {
193 &real6410_device_eth,
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194 &s3c_device_hsmmc0,
195 &s3c_device_hsmmc1,
c115f67c 196 &s3c_device_fb,
88fbadea 197 &s3c_device_nand,
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198 &s3c_device_adc,
199 &s3c_device_ts,
10dcc7a2 200 &s3c_device_ohci,
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201};
202
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203static void __init real6410_map_io(void)
204{
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205 u32 tmp;
206
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207 s3c64xx_init_io(NULL, 0);
208 s3c24xx_init_clocks(12000000);
209 s3c24xx_init_uarts(real6410_uartcfgs, ARRAY_SIZE(real6410_uartcfgs));
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210
211 /* set the LCD type */
212 tmp = __raw_readl(S3C64XX_SPCON);
213 tmp &= ~S3C64XX_SPCON_LCD_SEL_MASK;
214 tmp |= S3C64XX_SPCON_LCD_SEL_RGB;
215 __raw_writel(tmp, S3C64XX_SPCON);
216
217 /* remove the LCD bypass */
218 tmp = __raw_readl(S3C64XX_MODEM_MIFPCON);
219 tmp &= ~MIFPCON_LCD_BYPASS;
220 __raw_writel(tmp, S3C64XX_MODEM_MIFPCON);
221}
222
223/*
224 * real6410_features string
225 *
226 * 0-9 LCD configuration
227 *
228 */
229static char real6410_features_str[12] __initdata = "0";
230
231static int __init real6410_features_setup(char *str)
232{
233 if (str)
234 strlcpy(real6410_features_str, str,
235 sizeof(real6410_features_str));
236 return 1;
237}
238
239__setup("real6410=", real6410_features_setup);
240
241#define FEATURE_SCREEN (1 << 0)
242
243struct real6410_features_t {
244 int done;
245 int lcd_index;
246};
247
248static void real6410_parse_features(
249 struct real6410_features_t *features,
250 const char *features_str)
251{
252 const char *fp = features_str;
253
254 features->done = 0;
255 features->lcd_index = 0;
256
257 while (*fp) {
258 char f = *fp++;
259
260 switch (f) {
261 case '0'...'9': /* tft screen */
262 if (features->done & FEATURE_SCREEN) {
263 printk(KERN_INFO "REAL6410: '%c' ignored, "
264 "screen type already set\n", f);
265 } else {
266 int li = f - '0';
267 if (li >= ARRAY_SIZE(real6410_fb_win))
268 printk(KERN_INFO "REAL6410: '%c' out "
269 "of range LCD mode\n", f);
270 else {
271 features->lcd_index = li;
272 }
273 }
274 features->done |= FEATURE_SCREEN;
275 break;
276 }
277 }
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278}
279
280static void __init real6410_machine_init(void)
281{
ff266c0c 282 u32 cs1;
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283 struct real6410_features_t features = { 0 };
284
285 printk(KERN_INFO "REAL6410: Option string real6410=%s\n",
286 real6410_features_str);
287
288 /* Parse the feature string */
289 real6410_parse_features(&features, real6410_features_str);
290
291 real6410_lcd_pdata.win[0] = &real6410_fb_win[features.lcd_index];
292
293 printk(KERN_INFO "REAL6410: selected LCD display is %dx%d\n",
294 real6410_lcd_pdata.win[0]->win_mode.xres,
295 real6410_lcd_pdata.win[0]->win_mode.yres);
296
297 s3c_fb_set_platdata(&real6410_lcd_pdata);
88fbadea 298 s3c_nand_set_platdata(&real6410_nand_info);
0804765a 299 s3c24xx_ts_set_platdata(NULL);
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300
301 /* configure nCS1 width to 16 bits */
302
303 cs1 = __raw_readl(S3C64XX_SROM_BW) &
304 ~(S3C64XX_SROM_BW__CS_MASK << S3C64XX_SROM_BW__NCS1__SHIFT);
305 cs1 |= ((1 << S3C64XX_SROM_BW__DATAWIDTH__SHIFT) |
306 (1 << S3C64XX_SROM_BW__WAITENABLE__SHIFT) |
307 (1 << S3C64XX_SROM_BW__BYTEENABLE__SHIFT)) <<
308 S3C64XX_SROM_BW__NCS1__SHIFT;
309 __raw_writel(cs1, S3C64XX_SROM_BW);
310
311 /* set timing for nCS1 suitable for ethernet chip */
312
313 __raw_writel((0 << S3C64XX_SROM_BCX__PMC__SHIFT) |
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314 (6 << S3C64XX_SROM_BCX__TACP__SHIFT) |
315 (4 << S3C64XX_SROM_BCX__TCAH__SHIFT) |
316 (1 << S3C64XX_SROM_BCX__TCOH__SHIFT) |
317 (13 << S3C64XX_SROM_BCX__TACC__SHIFT) |
318 (4 << S3C64XX_SROM_BCX__TCOS__SHIFT) |
319 (0 << S3C64XX_SROM_BCX__TACS__SHIFT), S3C64XX_SROM_BC1);
ff266c0c 320
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321 gpio_request(S3C64XX_GPF(15), "LCD power");
322
ff266c0c 323 platform_add_devices(real6410_devices, ARRAY_SIZE(real6410_devices));
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324}
325
326MACHINE_START(REAL6410, "REAL6410")
327 /* Maintainer: Darius Augulis <augulis.darius@gmail.com> */
170a5908 328 .atag_offset = 0x100,
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329
330 .init_irq = s3c6410_init_irq,
774b51f8 331 .handle_irq = vic_handle_irq,
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332 .map_io = real6410_map_io,
333 .init_machine = real6410_machine_init,
334 .timer = &s3c24xx_timer,
ff84ded2 335 .restart = s3c64xx_restart,
eab5cfa0 336MACHINE_END
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