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1 | /* linux/arch/arm/mach-s3c2410/mach-qt2410.c |
2 | * | |
3 | * Copyright (C) 2006 by OpenMoko, Inc. | |
4 | * Author: Harald Welte <laforge@openmoko.org> | |
5 | * All rights reserved. | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or | |
8 | * modify it under the terms of the GNU General Public License as | |
9 | * published by the Free Software Foundation; either version 2 of | |
10 | * the License, or (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
20 | * MA 02111-1307 USA | |
21 | * | |
22 | */ | |
23 | ||
24 | #include <linux/kernel.h> | |
25 | #include <linux/types.h> | |
26 | #include <linux/interrupt.h> | |
27 | #include <linux/list.h> | |
28 | #include <linux/timer.h> | |
29 | #include <linux/init.h> | |
ec976d6e | 30 | #include <linux/gpio.h> |
333a42e1 | 31 | #include <linux/sysdev.h> |
c6184e27 BD |
32 | #include <linux/platform_device.h> |
33 | #include <linux/serial_core.h> | |
c6184e27 BD |
34 | #include <linux/spi/spi.h> |
35 | #include <linux/spi/spi_bitbang.h> | |
fced80c7 | 36 | #include <linux/io.h> |
c6184e27 BD |
37 | #include <linux/mtd/mtd.h> |
38 | #include <linux/mtd/nand.h> | |
39 | #include <linux/mtd/nand_ecc.h> | |
40 | #include <linux/mtd/partitions.h> | |
41 | ||
42 | #include <asm/mach/arch.h> | |
43 | #include <asm/mach/map.h> | |
44 | #include <asm/mach/irq.h> | |
45 | ||
a09e64fb | 46 | #include <mach/hardware.h> |
c6184e27 BD |
47 | #include <asm/irq.h> |
48 | #include <asm/mach-types.h> | |
49 | ||
a09e64fb RK |
50 | #include <mach/regs-gpio.h> |
51 | #include <mach/leds-gpio.h> | |
a2b7ba9c | 52 | #include <plat/regs-serial.h> |
a09e64fb | 53 | #include <mach/fb.h> |
7926b5a3 | 54 | #include <plat/nand.h> |
57bd4b91 | 55 | #include <plat/udc.h> |
a09e64fb RK |
56 | #include <mach/spi.h> |
57 | #include <mach/spi-gpio.h> | |
3e1b776c | 58 | #include <plat/iic.h> |
c6184e27 | 59 | |
d5120ae7 | 60 | #include <plat/common-smdk.h> |
a2b7ba9c BD |
61 | #include <plat/devs.h> |
62 | #include <plat/cpu.h> | |
63 | #include <plat/pm.h> | |
c6184e27 BD |
64 | |
65 | static struct map_desc qt2410_iodesc[] __initdata = { | |
66 | { 0xe0000000, __phys_to_pfn(S3C2410_CS3+0x01000000), SZ_1M, MT_DEVICE } | |
67 | }; | |
68 | ||
69 | #define UCON S3C2410_UCON_DEFAULT | |
70 | #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB | |
71 | #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE | |
72 | ||
73 | static struct s3c2410_uartcfg smdk2410_uartcfgs[] = { | |
74 | [0] = { | |
75 | .hwport = 0, | |
76 | .flags = 0, | |
77 | .ucon = UCON, | |
78 | .ulcon = ULCON, | |
79 | .ufcon = UFCON, | |
80 | }, | |
81 | [1] = { | |
82 | .hwport = 1, | |
83 | .flags = 0, | |
84 | .ucon = UCON, | |
85 | .ulcon = ULCON, | |
86 | .ufcon = UFCON, | |
87 | }, | |
88 | [2] = { | |
89 | .hwport = 2, | |
90 | .flags = 0, | |
91 | .ucon = UCON, | |
92 | .ulcon = ULCON, | |
93 | .ufcon = UFCON, | |
94 | } | |
95 | }; | |
96 | ||
97 | /* LCD driver info */ | |
98 | ||
09fe75f6 KH |
99 | static struct s3c2410fb_display qt2410_lcd_cfg[] __initdata = { |
100 | { | |
101 | /* Configuration for 640x480 SHARP LQ080V3DG01 */ | |
f28ef573 KH |
102 | .lcdcon5 = S3C2410_LCDCON5_FRM565 | |
103 | S3C2410_LCDCON5_INVVLINE | | |
104 | S3C2410_LCDCON5_INVVFRAME | | |
105 | S3C2410_LCDCON5_PWREN | | |
106 | S3C2410_LCDCON5_HWSWP, | |
09fe75f6 | 107 | |
1f411537 | 108 | .type = S3C2410_LCDCON1_TFT, |
09fe75f6 KH |
109 | .width = 640, |
110 | .height = 480, | |
111 | ||
69816699 | 112 | .pixclock = 40000, /* HCLK/4 */ |
09fe75f6 KH |
113 | .xres = 640, |
114 | .yres = 480, | |
115 | .bpp = 16, | |
1f411537 KH |
116 | .left_margin = 44, |
117 | .right_margin = 116, | |
93d11f5a | 118 | .hsync_len = 96, |
5f20f69b KH |
119 | .upper_margin = 19, |
120 | .lower_margin = 11, | |
93d11f5a | 121 | .vsync_len = 15, |
c6184e27 | 122 | }, |
09fe75f6 KH |
123 | { |
124 | /* Configuration for 480x640 toppoly TD028TTEC1 */ | |
f28ef573 KH |
125 | .lcdcon5 = S3C2410_LCDCON5_FRM565 | |
126 | S3C2410_LCDCON5_INVVLINE | | |
127 | S3C2410_LCDCON5_INVVFRAME | | |
128 | S3C2410_LCDCON5_PWREN | | |
129 | S3C2410_LCDCON5_HWSWP, | |
09fe75f6 | 130 | |
1f411537 | 131 | .type = S3C2410_LCDCON1_TFT, |
09fe75f6 KH |
132 | .width = 480, |
133 | .height = 640, | |
69816699 | 134 | .pixclock = 40000, /* HCLK/4 */ |
09fe75f6 KH |
135 | .xres = 480, |
136 | .yres = 640, | |
137 | .bpp = 16, | |
1f411537 KH |
138 | .left_margin = 8, |
139 | .right_margin = 24, | |
93d11f5a | 140 | .hsync_len = 8, |
5f20f69b KH |
141 | .upper_margin = 2, |
142 | .lower_margin = 4, | |
93d11f5a | 143 | .vsync_len = 2, |
c6184e27 | 144 | }, |
09fe75f6 KH |
145 | { |
146 | /* Config for 240x320 LCD */ | |
f28ef573 KH |
147 | .lcdcon5 = S3C2410_LCDCON5_FRM565 | |
148 | S3C2410_LCDCON5_INVVLINE | | |
149 | S3C2410_LCDCON5_INVVFRAME | | |
150 | S3C2410_LCDCON5_PWREN | | |
151 | S3C2410_LCDCON5_HWSWP, | |
09fe75f6 | 152 | |
1f411537 | 153 | .type = S3C2410_LCDCON1_TFT, |
09fe75f6 KH |
154 | .width = 240, |
155 | .height = 320, | |
69816699 | 156 | .pixclock = 100000, /* HCLK/10 */ |
09fe75f6 KH |
157 | .xres = 240, |
158 | .yres = 320, | |
159 | .bpp = 16, | |
1f411537 KH |
160 | .left_margin = 13, |
161 | .right_margin = 8, | |
93d11f5a | 162 | .hsync_len = 4, |
5f20f69b KH |
163 | .upper_margin = 2, |
164 | .lower_margin = 7, | |
93d11f5a | 165 | .vsync_len = 4, |
c6184e27 BD |
166 | }, |
167 | }; | |
168 | ||
c6184e27 | 169 | |
09fe75f6 KH |
170 | static struct s3c2410fb_mach_info qt2410_fb_info __initdata = { |
171 | .displays = qt2410_lcd_cfg, | |
172 | .num_displays = ARRAY_SIZE(qt2410_lcd_cfg), | |
173 | .default_display = 0, | |
c6184e27 BD |
174 | |
175 | .lpcsel = ((0xCE6) & ~7) | 1<<4, | |
c6184e27 BD |
176 | }; |
177 | ||
178 | /* CS8900 */ | |
179 | ||
180 | static struct resource qt2410_cs89x0_resources[] = { | |
181 | [0] = { | |
182 | .start = 0x19000000, | |
183 | .end = 0x19000000 + 16, | |
184 | .flags = IORESOURCE_MEM, | |
185 | }, | |
186 | [1] = { | |
187 | .start = IRQ_EINT9, | |
188 | .end = IRQ_EINT9, | |
189 | .flags = IORESOURCE_IRQ, | |
190 | }, | |
191 | }; | |
192 | ||
193 | static struct platform_device qt2410_cs89x0 = { | |
194 | .name = "cirrus-cs89x0", | |
195 | .num_resources = ARRAY_SIZE(qt2410_cs89x0_resources), | |
196 | .resource = qt2410_cs89x0_resources, | |
197 | }; | |
198 | ||
199 | /* LED */ | |
200 | ||
201 | static struct s3c24xx_led_platdata qt2410_pdata_led = { | |
202 | .gpio = S3C2410_GPB0, | |
203 | .flags = S3C24XX_LEDF_ACTLOW | S3C24XX_LEDF_TRISTATE, | |
204 | .name = "led", | |
205 | .def_trigger = "timer", | |
206 | }; | |
207 | ||
208 | static struct platform_device qt2410_led = { | |
209 | .name = "s3c24xx_led", | |
210 | .id = 0, | |
211 | .dev = { | |
212 | .platform_data = &qt2410_pdata_led, | |
213 | }, | |
214 | }; | |
215 | ||
216 | /* SPI */ | |
217 | ||
218 | static void spi_gpio_cs(struct s3c2410_spigpio_info *spi, int cs) | |
219 | { | |
220 | switch (cs) { | |
221 | case BITBANG_CS_ACTIVE: | |
222 | s3c2410_gpio_setpin(S3C2410_GPB5, 0); | |
223 | break; | |
224 | case BITBANG_CS_INACTIVE: | |
225 | s3c2410_gpio_setpin(S3C2410_GPB5, 1); | |
226 | break; | |
227 | } | |
228 | } | |
229 | ||
230 | static struct s3c2410_spigpio_info spi_gpio_cfg = { | |
231 | .pin_clk = S3C2410_GPG7, | |
232 | .pin_mosi = S3C2410_GPG6, | |
233 | .pin_miso = S3C2410_GPG5, | |
234 | .chip_select = &spi_gpio_cs, | |
235 | }; | |
236 | ||
237 | ||
238 | static struct platform_device qt2410_spi = { | |
239 | .name = "s3c24xx-spi-gpio", | |
240 | .id = 1, | |
241 | .dev = { | |
242 | .platform_data = &spi_gpio_cfg, | |
243 | }, | |
244 | }; | |
245 | ||
246 | /* Board devices */ | |
247 | ||
248 | static struct platform_device *qt2410_devices[] __initdata = { | |
249 | &s3c_device_usb, | |
250 | &s3c_device_lcd, | |
251 | &s3c_device_wdt, | |
3e1b776c | 252 | &s3c_device_i2c0, |
c6184e27 BD |
253 | &s3c_device_iis, |
254 | &s3c_device_sdi, | |
255 | &s3c_device_usbgadget, | |
256 | &qt2410_spi, | |
257 | &qt2410_cs89x0, | |
258 | &qt2410_led, | |
259 | }; | |
260 | ||
c6184e27 BD |
261 | static struct mtd_partition qt2410_nand_part[] = { |
262 | [0] = { | |
263 | .name = "U-Boot", | |
264 | .size = 0x30000, | |
265 | .offset = 0, | |
266 | }, | |
267 | [1] = { | |
268 | .name = "U-Boot environment", | |
269 | .offset = 0x30000, | |
270 | .size = 0x4000, | |
271 | }, | |
272 | [2] = { | |
273 | .name = "kernel", | |
274 | .offset = 0x34000, | |
275 | .size = SZ_2M, | |
276 | }, | |
277 | [3] = { | |
278 | .name = "initrd", | |
279 | .offset = 0x234000, | |
280 | .size = SZ_4M, | |
281 | }, | |
282 | [4] = { | |
283 | .name = "jffs2", | |
284 | .offset = 0x634000, | |
285 | .size = 0x39cc000, | |
286 | }, | |
287 | }; | |
288 | ||
289 | static struct s3c2410_nand_set qt2410_nand_sets[] = { | |
290 | [0] = { | |
291 | .name = "NAND", | |
292 | .nr_chips = 1, | |
293 | .nr_partitions = ARRAY_SIZE(qt2410_nand_part), | |
294 | .partitions = qt2410_nand_part, | |
295 | }, | |
296 | }; | |
297 | ||
298 | /* choose a set of timings which should suit most 512Mbit | |
299 | * chips and beyond. | |
300 | */ | |
301 | ||
302 | static struct s3c2410_platform_nand qt2410_nand_info = { | |
303 | .tacls = 20, | |
304 | .twrph0 = 60, | |
305 | .twrph1 = 20, | |
306 | .nr_sets = ARRAY_SIZE(qt2410_nand_sets), | |
307 | .sets = qt2410_nand_sets, | |
308 | }; | |
309 | ||
310 | /* UDC */ | |
311 | ||
312 | static struct s3c2410_udc_mach_info qt2410_udc_cfg = { | |
313 | }; | |
314 | ||
315 | static char tft_type = 's'; | |
316 | ||
317 | static int __init qt2410_tft_setup(char *str) | |
318 | { | |
319 | tft_type = str[0]; | |
320 | return 1; | |
321 | } | |
322 | ||
323 | __setup("tft=", qt2410_tft_setup); | |
324 | ||
325 | static void __init qt2410_map_io(void) | |
326 | { | |
327 | s3c24xx_init_io(qt2410_iodesc, ARRAY_SIZE(qt2410_iodesc)); | |
328 | s3c24xx_init_clocks(12*1000*1000); | |
329 | s3c24xx_init_uarts(smdk2410_uartcfgs, ARRAY_SIZE(smdk2410_uartcfgs)); | |
c6184e27 BD |
330 | } |
331 | ||
332 | static void __init qt2410_machine_init(void) | |
333 | { | |
334 | s3c_device_nand.dev.platform_data = &qt2410_nand_info; | |
335 | ||
336 | switch (tft_type) { | |
337 | case 'p': /* production */ | |
09fe75f6 | 338 | qt2410_fb_info.default_display = 1; |
c6184e27 BD |
339 | break; |
340 | case 'b': /* big */ | |
09fe75f6 | 341 | qt2410_fb_info.default_display = 0; |
c6184e27 BD |
342 | break; |
343 | case 's': /* small */ | |
344 | default: | |
09fe75f6 | 345 | qt2410_fb_info.default_display = 2; |
c6184e27 BD |
346 | break; |
347 | } | |
09fe75f6 | 348 | s3c24xx_fb_set_platdata(&qt2410_fb_info); |
c6184e27 BD |
349 | |
350 | s3c2410_gpio_cfgpin(S3C2410_GPB0, S3C2410_GPIO_OUTPUT); | |
351 | s3c2410_gpio_setpin(S3C2410_GPB0, 1); | |
352 | ||
353 | s3c24xx_udc_set_platdata(&qt2410_udc_cfg); | |
3e1b776c | 354 | s3c_i2c0_set_platdata(NULL); |
c6184e27 BD |
355 | |
356 | s3c2410_gpio_cfgpin(S3C2410_GPB5, S3C2410_GPIO_OUTPUT); | |
357 | ||
57e5171c | 358 | platform_add_devices(qt2410_devices, ARRAY_SIZE(qt2410_devices)); |
4e59c25d | 359 | s3c_pm_init(); |
c6184e27 BD |
360 | } |
361 | ||
362 | MACHINE_START(QT2410, "QT2410") | |
363 | .phys_io = S3C2410_PA_UART, | |
364 | .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc, | |
365 | .boot_params = S3C2410_SDRAM_PA + 0x100, | |
366 | .map_io = qt2410_map_io, | |
367 | .init_irq = s3c24xx_init_irq, | |
368 | .init_machine = qt2410_machine_init, | |
369 | .timer = &s3c24xx_timer, | |
370 | MACHINE_END | |
371 | ||
372 |