Root/
1 | /* |
2 | * linux/arch/mips/jz4740/board-qi_lb60.c |
3 | * |
4 | * QI_LB60 setup routines. |
5 | * |
6 | * Copyright (c) 2009 Qi Hardware inc., |
7 | * Author: Xiangfu Liu <xiangfu@qi-hardware.com> |
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 or later |
11 | * as published by the Free Software Foundation. |
12 | */ |
13 | |
14 | #include <linux/kernel.h> |
15 | #include <linux/init.h> |
16 | #include <linux/gpio.h> |
17 | |
18 | #include <asm/mach-jz4740/board-qi_lb60.h> |
19 | #include <asm/mach-jz4740/platform.h> |
20 | |
21 | #include <linux/input.h> |
22 | #include <linux/gpio_keys.h> |
23 | #include <linux/mtd/jz4740_nand.h> |
24 | #include <linux/jz4740_fb.h> |
25 | #include <linux/input/matrix_keypad.h> |
26 | #include <linux/mtd/jz4740_nand.h> |
27 | #include <linux/spi/spi.h> |
28 | #include <linux/spi/spi_gpio.h> |
29 | #include <linux/power_supply.h> |
30 | #include <linux/power/jz4740-battery.h> |
31 | #include <linux/power/gpio-charger.h> |
32 | #include <linux/mmc/jz4740_mmc.h> |
33 | |
34 | #include "clock.h" |
35 | |
36 | /* NAND */ |
37 | static struct nand_ecclayout qi_lb60_ecclayout_1gb = { |
38 | .eccbytes = 36, |
39 | .eccpos = { |
40 | 6, 7, 8, 9, 10, 11, 12, 13, |
41 | 14, 15, 16, 17, 18, 19, 20, 21, |
42 | 22, 23, 24, 25, 26, 27, 28, 29, |
43 | 30, 31, 32, 33, 34, 35, 36, 37, |
44 | 38, 39, 40, 41}, |
45 | .oobfree = { |
46 | {.offset = 2, |
47 | .length = 4}, |
48 | {.offset = 42, |
49 | .length = 22}} |
50 | }; |
51 | |
52 | static struct mtd_partition qi_lb60_partitions_1gb[] = { |
53 | { .name = "NAND BOOT partition", |
54 | .offset = 0 * 0x100000, |
55 | .size = 4 * 0x100000, |
56 | }, |
57 | { .name = "NAND KERNEL partition", |
58 | .offset = 4 * 0x100000, |
59 | .size = 4 * 0x100000, |
60 | }, |
61 | { .name = "NAND ROOTFS partition", |
62 | .offset = 8 * 0x100000, |
63 | .size = (504 + 512) * 0x100000, |
64 | }, |
65 | }; |
66 | |
67 | static struct nand_ecclayout qi_lb60_ecclayout_2gb = { |
68 | .eccbytes = 72, |
69 | .eccpos = { |
70 | 12, 13, 14, 15, 16, 17, 18, 19, |
71 | 20, 21, 22, 23, 24, 25, 26, 27, |
72 | 28, 29, 30, 31, 32, 33, 34, 35, |
73 | 36, 37, 38, 39, 40, 41, 42, 43, |
74 | 44, 45, 46, 47, 48, 49, 50, 51, |
75 | 52, 53, 54, 55, 56, 57, 58, 59, |
76 | 60, 61, 62, 63, 64, 65, 66, 67, |
77 | 68, 69, 70, 71, 72, 73, 74, 75, |
78 | 76, 77, 78, 79, 80, 81, 82, 83}, |
79 | .oobfree = { |
80 | {.offset = 2, |
81 | .length = 10}, |
82 | {.offset = 84, |
83 | .length = 44}} |
84 | }; |
85 | |
86 | static struct mtd_partition qi_lb60_partitions_2gb[] = { |
87 | { .name = "NAND BOOT partition", |
88 | .offset = 0 * 0x100000, |
89 | .size = 4 * 0x100000, |
90 | }, |
91 | { .name = "NAND KERNEL partition", |
92 | .offset = 4 * 0x100000, |
93 | .size = 4 * 0x100000, |
94 | }, |
95 | { .name = "NAND ROOTFS partition", |
96 | .offset = 8 * 0x100000, |
97 | .size = 256 * 0x100000, |
98 | }, |
99 | { .name = "NAND DATA partition", |
100 | .offset = 264 * 0x100000, |
101 | .size = 1784 * 0x100000, |
102 | }, |
103 | }; |
104 | |
105 | static void qi_lb60_nand_ident(struct platform_device *pdev, |
106 | struct nand_chip *chip, |
107 | struct mtd_partition **partitions, |
108 | int *num_partitions) |
109 | { |
110 | if (chip->page_shift == 12) { |
111 | chip->ecc.layout = &qi_lb60_ecclayout_2gb; |
112 | *partitions = qi_lb60_partitions_2gb; |
113 | *num_partitions = ARRAY_SIZE(qi_lb60_partitions_2gb); |
114 | } else { |
115 | chip->ecc.layout = &qi_lb60_ecclayout_1gb; |
116 | *partitions = qi_lb60_partitions_1gb; |
117 | *num_partitions = ARRAY_SIZE(qi_lb60_partitions_1gb); |
118 | } |
119 | } |
120 | |
121 | static struct jz_nand_platform_data qi_lb60_nand_pdata = { |
122 | .ident_callback = qi_lb60_nand_ident, |
123 | .busy_gpio = 94, |
124 | }; |
125 | |
126 | /* Keyboard*/ |
127 | #define KEY_QI_VOLUP KEY_F11 |
128 | #define KEY_QI_VOLDOWN KEY_F12 |
129 | #define KEY_QI_QI KEY_F13 |
130 | #define KEY_QI_ACUTE KEY_GRAVE |
131 | #define KEY_QI_FN KEY_LEFTCTRL |
132 | #define KEY_QI_UPRED KEY_RIGHTALT |
133 | |
134 | static const uint32_t qi_lb60_keymap[] = { |
135 | KEY(0, 0, KEY_F1), /* S2 */ |
136 | KEY(0, 1, KEY_F2), /* S3 */ |
137 | KEY(0, 2, KEY_F3), /* S4 */ |
138 | KEY(0, 3, KEY_F4), /* S5 */ |
139 | KEY(0, 4, KEY_F5), /* S6 */ |
140 | KEY(0, 5, KEY_F6), /* S7 */ |
141 | KEY(0, 6, KEY_F7), /* S8 */ |
142 | |
143 | KEY(1, 0, KEY_Q), /* S10 */ |
144 | KEY(1, 1, KEY_W), /* S11 */ |
145 | KEY(1, 2, KEY_E), /* S12 */ |
146 | KEY(1, 3, KEY_R), /* S13 */ |
147 | KEY(1, 4, KEY_T), /* S14 */ |
148 | KEY(1, 5, KEY_Y), /* S15 */ |
149 | KEY(1, 6, KEY_U), /* S16 */ |
150 | KEY(1, 7, KEY_I), /* S17 */ |
151 | KEY(2, 0, KEY_A), /* S18 */ |
152 | KEY(2, 1, KEY_S), /* S19 */ |
153 | KEY(2, 2, KEY_D), /* S20 */ |
154 | KEY(2, 3, KEY_F), /* S21 */ |
155 | KEY(2, 4, KEY_G), /* S22 */ |
156 | KEY(2, 5, KEY_H), /* S23 */ |
157 | KEY(2, 6, KEY_J), /* S24 */ |
158 | KEY(2, 7, KEY_K), /* S25 */ |
159 | KEY(3, 0, KEY_ESC), /* S26 */ |
160 | KEY(3, 1, KEY_Z), /* S27 */ |
161 | KEY(3, 2, KEY_X), /* S28 */ |
162 | KEY(3, 3, KEY_C), /* S29 */ |
163 | KEY(3, 4, KEY_V), /* S30 */ |
164 | KEY(3, 5, KEY_B), /* S31 */ |
165 | KEY(3, 6, KEY_N), /* S32 */ |
166 | KEY(3, 7, KEY_M), /* S33 */ |
167 | KEY(4, 0, KEY_TAB), /* S34 */ |
168 | KEY(4, 1, KEY_CAPSLOCK), /* S35 */ |
169 | KEY(4, 2, KEY_BACKSLASH), /* S36 */ |
170 | KEY(4, 3, KEY_QI_ACUTE), /* S37 */ |
171 | KEY(4, 4, KEY_COMMA), /* S38 */ |
172 | KEY(4, 5, KEY_DOT), /* S39 */ |
173 | KEY(4, 6, KEY_SLASH), /* S40 */ |
174 | KEY(4, 7, KEY_UP), /* S41 */ |
175 | KEY(5, 0, KEY_O), /* S42 */ |
176 | KEY(5, 1, KEY_L), /* S43 */ |
177 | KEY(5, 2, KEY_EQUAL), /* S44 */ |
178 | KEY(5, 3, KEY_QI_UPRED), /* S45 */ |
179 | KEY(5, 4, KEY_SPACE), /* S46 */ |
180 | KEY(5, 5, KEY_QI_QI), /* S47 */ |
181 | KEY(5, 6, KEY_RIGHTCTRL), /* S48 */ |
182 | KEY(5, 7, KEY_LEFT), /* S49 */ |
183 | KEY(6, 0, KEY_F8), /* S50 */ |
184 | KEY(6, 1, KEY_P), /* S51 */ |
185 | KEY(6, 2, KEY_BACKSPACE),/* S52 */ |
186 | KEY(6, 3, KEY_ENTER), /* S53 */ |
187 | KEY(6, 4, KEY_QI_VOLUP), /* S54 */ |
188 | KEY(6, 5, KEY_QI_VOLDOWN), /* S55 */ |
189 | KEY(6, 6, KEY_DOWN), /* S56 */ |
190 | KEY(6, 7, KEY_RIGHT), /* S57 */ |
191 | KEY(7, 0, KEY_LEFTSHIFT), /* S58 */ |
192 | KEY(7, 1, KEY_LEFTALT), /* S59 */ |
193 | KEY(7, 2, KEY_QI_FN), /* S60 */ |
194 | }; |
195 | |
196 | static const struct matrix_keymap_data qi_lb60_keymap_data = { |
197 | .keymap = qi_lb60_keymap, |
198 | .keymap_size = ARRAY_SIZE(qi_lb60_keymap), |
199 | }; |
200 | |
201 | static const unsigned int qi_lb60_keypad_cols[] = { |
202 | 74, 75, 76, 77, 78, 79, 80, 81, |
203 | }; |
204 | |
205 | static const unsigned int qi_lb60_keypad_rows[] = { |
206 | 114, 115, 116, 117, 118, 119, 120, 122, |
207 | }; |
208 | |
209 | static struct matrix_keypad_platform_data qi_lb60_pdata = { |
210 | .keymap_data = &qi_lb60_keymap_data, |
211 | .col_gpios = qi_lb60_keypad_cols, |
212 | .row_gpios = qi_lb60_keypad_rows, |
213 | .num_col_gpios = ARRAY_SIZE(qi_lb60_keypad_cols), |
214 | .num_row_gpios = ARRAY_SIZE(qi_lb60_keypad_rows), |
215 | .col_scan_delay_us = 10, |
216 | .debounce_ms = 10, |
217 | .wakeup = 1, |
218 | .active_low = 1, |
219 | }; |
220 | |
221 | static struct platform_device qi_lb60_keypad = { |
222 | .name = "matrix-keypad", |
223 | .id = -1, |
224 | .dev = { |
225 | .platform_data = &qi_lb60_pdata, |
226 | }, |
227 | }; |
228 | |
229 | /* Display */ |
230 | static struct fb_videomode qi_lb60_video_modes[] = { |
231 | { |
232 | .name = "320x240", |
233 | .xres = 320, |
234 | .yres = 240, |
235 | .refresh = 30, |
236 | .left_margin = 140, |
237 | .right_margin = 273, |
238 | .upper_margin = 20, |
239 | .lower_margin = 2, |
240 | .hsync_len = 1, |
241 | .vsync_len = 1, |
242 | .sync = 0, |
243 | .vmode = FB_VMODE_NONINTERLACED, |
244 | }, |
245 | }; |
246 | |
247 | static struct jz4740_fb_platform_data qi_lb60_fb_pdata = { |
248 | .width = 60, |
249 | .height = 45, |
250 | .num_modes = ARRAY_SIZE(qi_lb60_video_modes), |
251 | .modes = qi_lb60_video_modes, |
252 | .bpp = 24, |
253 | .lcd_type = JZ_LCD_TYPE_8BIT_SERIAL, |
254 | .pixclk_falling_edge = 1, |
255 | }; |
256 | |
257 | |
258 | struct spi_gpio_platform_data spigpio_platform_data = { |
259 | .sck = JZ_GPIO_PORTC(23), |
260 | .mosi = JZ_GPIO_PORTC(22), |
261 | .miso = JZ_GPIO_PORTC(22), |
262 | .num_chipselect = 1, |
263 | }; |
264 | |
265 | static struct platform_device spigpio_device = { |
266 | .name = "spi_gpio", |
267 | .id = 1, |
268 | .dev = { |
269 | .platform_data = &spigpio_platform_data, |
270 | }, |
271 | }; |
272 | |
273 | static struct spi_board_info qi_lb60_spi_board_info[] = { |
274 | { |
275 | .modalias = "gpm940b0", |
276 | .controller_data = (void*)JZ_GPIO_PORTC(21), |
277 | .chip_select = 0, |
278 | .bus_num = 1, |
279 | .max_speed_hz = 30 * 1000, |
280 | }, |
281 | }; |
282 | |
283 | /* Battery */ |
284 | static struct jz_battery_platform_data qi_lb60_battery_pdata = { |
285 | .gpio_charge = GPIO_CHARG_STAT_N, |
286 | .gpio_charge_active_low = 1, |
287 | .info = { |
288 | .name = "battery", |
289 | .technology = POWER_SUPPLY_TECHNOLOGY_LIPO, |
290 | .voltage_max_design = 4200000, |
291 | .voltage_min_design = 3600000, |
292 | }, |
293 | }; |
294 | |
295 | static char *qi_lb60_batteries[] = { |
296 | "battery", |
297 | }; |
298 | |
299 | static struct gpio_charger_platform_data qi_lb60_charger_pdata = { |
300 | .name = "USB", |
301 | .type = POWER_SUPPLY_TYPE_USB, |
302 | .gpio = GPIO_USB_DETE, |
303 | .gpio_active_low = 1, |
304 | .batteries = qi_lb60_batteries, |
305 | .num_batteries = ARRAY_SIZE(qi_lb60_batteries), |
306 | }; |
307 | |
308 | static struct platform_device qi_lb60_charger_device = { |
309 | .name = "gpio-charger", |
310 | .dev = { |
311 | .platform_data = &qi_lb60_charger_pdata, |
312 | }, |
313 | }; |
314 | |
315 | /* GPIO Key: power */ |
316 | static struct gpio_keys_button qi_lb60_gpio_keys_buttons[] = { |
317 | [0] = { |
318 | .code = KEY_POWER, |
319 | .gpio = GPIO_WAKEUP_N, |
320 | .active_low = 1, |
321 | .desc = "Power", |
322 | .wakeup = 1, |
323 | }, |
324 | }; |
325 | |
326 | static struct gpio_keys_platform_data qi_lb60_gpio_keys_data = { |
327 | .nbuttons = ARRAY_SIZE(qi_lb60_gpio_keys_buttons), |
328 | .buttons = qi_lb60_gpio_keys_buttons, |
329 | }; |
330 | |
331 | static struct platform_device qi_lb60_gpio_keys = { |
332 | .name = "gpio-keys", |
333 | .id = -1, |
334 | .dev = { |
335 | .platform_data = &qi_lb60_gpio_keys_data, |
336 | } |
337 | }; |
338 | |
339 | static struct jz4740_mmc_platform_data qi_lb60_mmc_pdata = { |
340 | .gpio_card_detect = JZ_GPIO_PORTD(0), |
341 | .gpio_read_only = -1, |
342 | .gpio_power = JZ_GPIO_PORTD(2), |
343 | .power_active_low = 1, |
344 | }; |
345 | |
346 | static struct platform_device *jz_platform_devices[] __initdata = { |
347 | &jz4740_usb_ohci_device, |
348 | &jz4740_usb_gdt_device, |
349 | &jz4740_mmc_device, |
350 | &jz4740_nand_device, |
351 | &qi_lb60_keypad, |
352 | &spigpio_device, |
353 | &jz4740_framebuffer_device, |
354 | &jz4740_i2s_device, |
355 | &jz4740_codec_device, |
356 | &jz4740_rtc_device, |
357 | &jz4740_adc_device, |
358 | &jz4740_battery_device, |
359 | &qi_lb60_gpio_keys, |
360 | &qi_lb60_charger_device, |
361 | }; |
362 | |
363 | static void __init board_gpio_setup(void) |
364 | { |
365 | /* We only need to enable/disable pullup here for pins used in generic |
366 | * drivers. Everything else is done by the drivers themselfs. */ |
367 | jz_gpio_disable_pullup(GPIO_SD_VCC_EN_N); |
368 | jz_gpio_disable_pullup(GPIO_SD_CD_N); |
369 | } |
370 | |
371 | static int __init qi_lb60_init_platform_devices(void) |
372 | { |
373 | jz4740_framebuffer_device.dev.platform_data = &qi_lb60_fb_pdata; |
374 | jz4740_nand_device.dev.platform_data = &qi_lb60_nand_pdata; |
375 | jz4740_battery_device.dev.platform_data = &qi_lb60_battery_pdata; |
376 | jz4740_mmc_device.dev.platform_data = &qi_lb60_mmc_pdata; |
377 | |
378 | spi_register_board_info(qi_lb60_spi_board_info, |
379 | ARRAY_SIZE(qi_lb60_spi_board_info)); |
380 | |
381 | return platform_add_devices(jz_platform_devices, |
382 | ARRAY_SIZE(jz_platform_devices)); |
383 | |
384 | } |
385 | |
386 | struct jz4740_clock_board_data jz4740_clock_bdata = { |
387 | .ext_rate = 12000000, |
388 | .rtc_rate = 32768, |
389 | }; |
390 | |
391 | extern int jz_gpiolib_init(void); |
392 | |
393 | static __init int board_avt2(char *str) |
394 | { |
395 | qi_lb60_mmc_pdata.card_detect_active_low = 1; |
396 | qi_lb60_mmc_pdata.power_active_low = 1; |
397 | |
398 | return 1; |
399 | } |
400 | |
401 | __setup("avt2", board_avt2); |
402 | |
403 | static int __init qi_lb60_board_setup(void) |
404 | { |
405 | printk("Qi Hardware JZ4740 QI_LB60 setup\n"); |
406 | if (jz_gpiolib_init()) |
407 | panic("Failed to initalize jz gpio\n"); |
408 | |
409 | jz4740_clock_init(); |
410 | board_gpio_setup(); |
411 | |
412 | if (qi_lb60_init_platform_devices()) |
413 | panic("Failed to initalize platform devices\n"); |
414 | |
415 | return 0; |
416 | } |
417 | |
418 | arch_initcall(qi_lb60_board_setup); |
419 |
Branches:
ben-wpan
ben-wpan-stefan
javiroman/ks7010
jz-2.6.34
jz-2.6.34-rc5
jz-2.6.34-rc6
jz-2.6.34-rc7
jz-2.6.35
jz-2.6.36
jz-2.6.37
jz-2.6.38
jz-2.6.39
jz-3.0
jz-3.1
jz-3.11
jz-3.12
jz-3.13
jz-3.15
jz-3.16
jz-3.18-dt
jz-3.2
jz-3.3
jz-3.4
jz-3.5
jz-3.6
jz-3.6-rc2-pwm
jz-3.9
jz-3.9-clk
jz-3.9-rc8
jz47xx
jz47xx-2.6.38
master
Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
v2.6.34-rc7
v3.9