MIPS: Yosemite, Emma: Fix off-by-two in arcs_cmdline buffer size check
[linux-2.6/linux-mips.git] / arch / arm / mach-pxa / zylonite.c
blob31d4968918918909e0ab5e94d7259a0a87af0bc3
1 /*
2 * linux/arch/arm/mach-pxa/zylonite.c
4 * Support for the PXA3xx Development Platform (aka Zylonite)
6 * Copyright (C) 2006 Marvell International Ltd.
8 * 2007-09-04: eric miao <eric.miao@marvell.com>
9 * rewrite to align with latest kernel
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License version 2 as
13 * published by the Free Software Foundation.
16 #include <linux/module.h>
17 #include <linux/kernel.h>
18 #include <linux/interrupt.h>
19 #include <linux/init.h>
20 #include <linux/platform_device.h>
21 #include <linux/gpio.h>
22 #include <linux/pwm_backlight.h>
23 #include <linux/smc91x.h>
25 #include <asm/mach-types.h>
26 #include <asm/mach/arch.h>
27 #include <mach/pxa3xx.h>
28 #include <mach/audio.h>
29 #include <mach/pxafb.h>
30 #include <mach/zylonite.h>
31 #include <mach/mmc.h>
32 #include <mach/ohci.h>
33 #include <plat/pxa27x_keypad.h>
34 #include <plat/pxa3xx_nand.h>
36 #include "devices.h"
37 #include "generic.h"
39 int gpio_eth_irq;
40 int gpio_debug_led1;
41 int gpio_debug_led2;
43 int wm9713_irq;
45 int lcd_id;
46 int lcd_orientation;
48 struct platform_device pxa_device_wm9713_audio = {
49 .name = "wm9713-codec",
50 .id = -1,
53 static void __init zylonite_init_wm9713_audio(void)
55 platform_device_register(&pxa_device_wm9713_audio);
58 static struct resource smc91x_resources[] = {
59 [0] = {
60 .start = ZYLONITE_ETH_PHYS + 0x300,
61 .end = ZYLONITE_ETH_PHYS + 0xfffff,
62 .flags = IORESOURCE_MEM,
64 [1] = {
65 .start = -1, /* for run-time assignment */
66 .end = -1,
67 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
71 static struct smc91x_platdata zylonite_smc91x_info = {
72 .flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT |
73 SMC91X_NOWAIT | SMC91X_USE_DMA,
76 static struct platform_device smc91x_device = {
77 .name = "smc91x",
78 .id = 0,
79 .num_resources = ARRAY_SIZE(smc91x_resources),
80 .resource = smc91x_resources,
81 .dev = {
82 .platform_data = &zylonite_smc91x_info,
86 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
87 static struct gpio_led zylonite_debug_leds[] = {
88 [0] = {
89 .name = "zylonite:yellow:1",
90 .default_trigger = "heartbeat",
92 [1] = {
93 .name = "zylonite:yellow:2",
94 .default_trigger = "default-on",
98 static struct gpio_led_platform_data zylonite_debug_leds_info = {
99 .leds = zylonite_debug_leds,
100 .num_leds = ARRAY_SIZE(zylonite_debug_leds),
103 static struct platform_device zylonite_device_leds = {
104 .name = "leds-gpio",
105 .id = -1,
106 .dev = {
107 .platform_data = &zylonite_debug_leds_info,
111 static void __init zylonite_init_leds(void)
113 zylonite_debug_leds[0].gpio = gpio_debug_led1;
114 zylonite_debug_leds[1].gpio = gpio_debug_led2;
116 platform_device_register(&zylonite_device_leds);
118 #else
119 static inline void zylonite_init_leds(void) {}
120 #endif
122 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
123 static struct platform_pwm_backlight_data zylonite_backlight_data = {
124 .pwm_id = 3,
125 .max_brightness = 100,
126 .dft_brightness = 100,
127 .pwm_period_ns = 10000,
130 static struct platform_device zylonite_backlight_device = {
131 .name = "pwm-backlight",
132 .dev = {
133 .parent = &pxa27x_device_pwm1.dev,
134 .platform_data = &zylonite_backlight_data,
138 static struct pxafb_mode_info toshiba_ltm035a776c_mode = {
139 .pixclock = 110000,
140 .xres = 240,
141 .yres = 320,
142 .bpp = 16,
143 .hsync_len = 4,
144 .left_margin = 6,
145 .right_margin = 4,
146 .vsync_len = 2,
147 .upper_margin = 2,
148 .lower_margin = 3,
149 .sync = FB_SYNC_VERT_HIGH_ACT,
152 static struct pxafb_mode_info toshiba_ltm04c380k_mode = {
153 .pixclock = 50000,
154 .xres = 640,
155 .yres = 480,
156 .bpp = 16,
157 .hsync_len = 1,
158 .left_margin = 0x9f,
159 .right_margin = 1,
160 .vsync_len = 44,
161 .upper_margin = 0,
162 .lower_margin = 0,
163 .sync = FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT,
166 static struct pxafb_mach_info zylonite_toshiba_lcd_info = {
167 .num_modes = 1,
168 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
171 static struct pxafb_mode_info sharp_ls037_modes[] = {
172 [0] = {
173 .pixclock = 158000,
174 .xres = 240,
175 .yres = 320,
176 .bpp = 16,
177 .hsync_len = 4,
178 .left_margin = 39,
179 .right_margin = 39,
180 .vsync_len = 1,
181 .upper_margin = 2,
182 .lower_margin = 3,
183 .sync = 0,
185 [1] = {
186 .pixclock = 39700,
187 .xres = 480,
188 .yres = 640,
189 .bpp = 16,
190 .hsync_len = 8,
191 .left_margin = 81,
192 .right_margin = 81,
193 .vsync_len = 1,
194 .upper_margin = 2,
195 .lower_margin = 7,
196 .sync = 0,
200 static struct pxafb_mach_info zylonite_sharp_lcd_info = {
201 .modes = sharp_ls037_modes,
202 .num_modes = 2,
203 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
206 static void __init zylonite_init_lcd(void)
208 platform_device_register(&zylonite_backlight_device);
210 if (lcd_id & 0x20) {
211 pxa_set_fb_info(NULL, &zylonite_sharp_lcd_info);
212 return;
215 /* legacy LCD panels, it would be handy here if LCD panel type can
216 * be decided at run-time
218 if (1)
219 zylonite_toshiba_lcd_info.modes = &toshiba_ltm035a776c_mode;
220 else
221 zylonite_toshiba_lcd_info.modes = &toshiba_ltm04c380k_mode;
223 pxa_set_fb_info(NULL, &zylonite_toshiba_lcd_info);
225 #else
226 static inline void zylonite_init_lcd(void) {}
227 #endif
229 #if defined(CONFIG_MMC)
230 static struct pxamci_platform_data zylonite_mci_platform_data = {
231 .detect_delay_ms= 200,
232 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
233 .gpio_card_detect = EXT_GPIO(0),
234 .gpio_card_ro = EXT_GPIO(2),
235 .gpio_power = -1,
238 static struct pxamci_platform_data zylonite_mci2_platform_data = {
239 .detect_delay_ms= 200,
240 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
241 .gpio_card_detect = EXT_GPIO(1),
242 .gpio_card_ro = EXT_GPIO(3),
243 .gpio_power = -1,
246 static struct pxamci_platform_data zylonite_mci3_platform_data = {
247 .detect_delay_ms= 200,
248 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
249 .gpio_card_detect = EXT_GPIO(30),
250 .gpio_card_ro = EXT_GPIO(31),
251 .gpio_power = -1,
254 static void __init zylonite_init_mmc(void)
256 pxa_set_mci_info(&zylonite_mci_platform_data);
257 pxa3xx_set_mci2_info(&zylonite_mci2_platform_data);
258 if (cpu_is_pxa310())
259 pxa3xx_set_mci3_info(&zylonite_mci3_platform_data);
261 #else
262 static inline void zylonite_init_mmc(void) {}
263 #endif
265 #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
266 static unsigned int zylonite_matrix_key_map[] = {
267 /* KEY(row, col, key_code) */
268 KEY(0, 0, KEY_A), KEY(0, 1, KEY_B), KEY(0, 2, KEY_C), KEY(0, 5, KEY_D),
269 KEY(1, 0, KEY_E), KEY(1, 1, KEY_F), KEY(1, 2, KEY_G), KEY(1, 5, KEY_H),
270 KEY(2, 0, KEY_I), KEY(2, 1, KEY_J), KEY(2, 2, KEY_K), KEY(2, 5, KEY_L),
271 KEY(3, 0, KEY_M), KEY(3, 1, KEY_N), KEY(3, 2, KEY_O), KEY(3, 5, KEY_P),
272 KEY(5, 0, KEY_Q), KEY(5, 1, KEY_R), KEY(5, 2, KEY_S), KEY(5, 5, KEY_T),
273 KEY(6, 0, KEY_U), KEY(6, 1, KEY_V), KEY(6, 2, KEY_W), KEY(6, 5, KEY_X),
274 KEY(7, 1, KEY_Y), KEY(7, 2, KEY_Z),
276 KEY(4, 4, KEY_0), KEY(1, 3, KEY_1), KEY(4, 1, KEY_2), KEY(1, 4, KEY_3),
277 KEY(2, 3, KEY_4), KEY(4, 2, KEY_5), KEY(2, 4, KEY_6), KEY(3, 3, KEY_7),
278 KEY(4, 3, KEY_8), KEY(3, 4, KEY_9),
280 KEY(4, 5, KEY_SPACE),
281 KEY(5, 3, KEY_KPASTERISK), /* * */
282 KEY(5, 4, KEY_KPDOT), /* #" */
284 KEY(0, 7, KEY_UP),
285 KEY(1, 7, KEY_DOWN),
286 KEY(2, 7, KEY_LEFT),
287 KEY(3, 7, KEY_RIGHT),
288 KEY(2, 6, KEY_HOME),
289 KEY(3, 6, KEY_END),
290 KEY(6, 4, KEY_DELETE),
291 KEY(6, 6, KEY_BACK),
292 KEY(6, 3, KEY_CAPSLOCK), /* KEY_LEFTSHIFT), */
294 KEY(4, 6, KEY_ENTER), /* scroll push */
295 KEY(5, 7, KEY_ENTER), /* keypad action */
297 KEY(0, 4, KEY_EMAIL),
298 KEY(5, 6, KEY_SEND),
299 KEY(4, 0, KEY_CALENDAR),
300 KEY(7, 6, KEY_RECORD),
301 KEY(6, 7, KEY_VOLUMEUP),
302 KEY(7, 7, KEY_VOLUMEDOWN),
304 KEY(0, 6, KEY_F22), /* soft1 */
305 KEY(1, 6, KEY_F23), /* soft2 */
306 KEY(0, 3, KEY_AUX), /* contact */
309 static struct pxa27x_keypad_platform_data zylonite_keypad_info = {
310 .matrix_key_rows = 8,
311 .matrix_key_cols = 8,
312 .matrix_key_map = zylonite_matrix_key_map,
313 .matrix_key_map_size = ARRAY_SIZE(zylonite_matrix_key_map),
315 .enable_rotary0 = 1,
316 .rotary0_up_key = KEY_UP,
317 .rotary0_down_key = KEY_DOWN,
319 .debounce_interval = 30,
322 static void __init zylonite_init_keypad(void)
324 pxa_set_keypad_info(&zylonite_keypad_info);
326 #else
327 static inline void zylonite_init_keypad(void) {}
328 #endif
330 #if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE)
331 static struct mtd_partition zylonite_nand_partitions[] = {
332 [0] = {
333 .name = "Bootloader",
334 .offset = 0,
335 .size = 0x060000,
336 .mask_flags = MTD_WRITEABLE, /* force read-only */
338 [1] = {
339 .name = "Kernel",
340 .offset = 0x060000,
341 .size = 0x200000,
342 .mask_flags = MTD_WRITEABLE, /* force read-only */
344 [2] = {
345 .name = "Filesystem",
346 .offset = 0x0260000,
347 .size = 0x3000000, /* 48M - rootfs */
349 [3] = {
350 .name = "MassStorage",
351 .offset = 0x3260000,
352 .size = 0x3d40000,
354 [4] = {
355 .name = "BBT",
356 .offset = 0x6FA0000,
357 .size = 0x80000,
358 .mask_flags = MTD_WRITEABLE, /* force read-only */
360 /* NOTE: we reserve some blocks at the end of the NAND flash for
361 * bad block management, and the max number of relocation blocks
362 * differs on different platforms. Please take care with it when
363 * defining the partition table.
367 static struct pxa3xx_nand_platform_data zylonite_nand_info = {
368 .enable_arbiter = 1,
369 .parts = zylonite_nand_partitions,
370 .nr_parts = ARRAY_SIZE(zylonite_nand_partitions),
373 static void __init zylonite_init_nand(void)
375 pxa3xx_set_nand_info(&zylonite_nand_info);
377 #else
378 static inline void zylonite_init_nand(void) {}
379 #endif /* CONFIG_MTD_NAND_PXA3xx || CONFIG_MTD_NAND_PXA3xx_MODULE */
381 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
382 static struct pxaohci_platform_data zylonite_ohci_info = {
383 .port_mode = PMM_PERPORT_MODE,
384 .flags = ENABLE_PORT1 | ENABLE_PORT2 |
385 POWER_CONTROL_LOW | POWER_SENSE_LOW,
388 static void __init zylonite_init_ohci(void)
390 pxa_set_ohci_info(&zylonite_ohci_info);
392 #else
393 static inline void zylonite_init_ohci(void) {}
394 #endif /* CONFIG_USB_OHCI_HCD || CONFIG_USB_OHCI_HCD_MODULE */
396 static void __init zylonite_init(void)
398 pxa_set_ffuart_info(NULL);
399 pxa_set_btuart_info(NULL);
400 pxa_set_stuart_info(NULL);
402 /* board-processor specific initialization */
403 zylonite_pxa300_init();
404 zylonite_pxa320_init();
407 * Note: We depend that the bootloader set
408 * the correct value to MSC register for SMC91x.
410 smc91x_resources[1].start = gpio_to_irq(gpio_eth_irq);
411 smc91x_resources[1].end = gpio_to_irq(gpio_eth_irq);
412 platform_device_register(&smc91x_device);
414 pxa_set_ac97_info(NULL);
415 zylonite_init_lcd();
416 zylonite_init_mmc();
417 zylonite_init_keypad();
418 zylonite_init_nand();
419 zylonite_init_leds();
420 zylonite_init_ohci();
421 zylonite_init_wm9713_audio();
424 MACHINE_START(ZYLONITE, "PXA3xx Platform Development Kit (aka Zylonite)")
425 .atag_offset = 0x100,
426 .map_io = pxa3xx_map_io,
427 .nr_irqs = ZYLONITE_NR_IRQS,
428 .init_irq = pxa3xx_init_irq,
429 .handle_irq = pxa3xx_handle_irq,
430 .timer = &pxa_timer,
431 .init_machine = zylonite_init,
432 MACHINE_END