1 /*
2 * Support for Sharp SL-C7xx PDAs
3 * Models: SL-C700 (Corgi), SL-C750 (Shepherd), SL-C760 (Husky)
4 *
5 * Copyright (c) 2004-2005 Richard Purdie
6 *
7 * Based on Sharp's 2.4 kernel patches/lubbock.c
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
15 #include <linux/kernel.h>
16 #include <linux/init.h>
17 #include <linux/platform_device.h>
18 #include <linux/major.h>
19 #include <linux/fs.h>
20 #include <linux/interrupt.h>
21 #include <linux/mmc/host.h>
22 #include <linux/mtd/physmap.h>
23 #include <linux/pm.h>
24 #include <linux/gpio.h>
25 #include <linux/backlight.h>
26 #include <linux/i2c.h>
27 #include <linux/i2c/pxa-i2c.h>
28 #include <linux/io.h>
29 #include <linux/regulator/machine.h>
30 #include <linux/spi/spi.h>
31 #include <linux/spi/ads7846.h>
32 #include <linux/spi/corgi_lcd.h>
33 #include <linux/spi/pxa2xx_spi.h>
34 #include <linux/mtd/sharpsl.h>
35 #include <linux/input/matrix_keypad.h>
36 #include <linux/gpio_keys.h>
37 #include <linux/module.h>
38 #include <linux/memblock.h>
39 #include <video/w100fb.h>
40
41 #include <asm/setup.h>
42 #include <asm/memory.h>
43 #include <asm/mach-types.h>
44 #include <mach/hardware.h>
45 #include <asm/irq.h>
46
47 #include <asm/mach/arch.h>
48 #include <asm/mach/map.h>
49 #include <asm/mach/irq.h>
50
51 #include <mach/pxa25x.h>
52 #include <linux/platform_data/irda-pxaficp.h>
53 #include <linux/platform_data/mmc-pxamci.h>
54 #include <mach/udc.h>
55 #include <mach/corgi.h>
56 #include <mach/sharpsl_pm.h>
57
58 #include <asm/mach/sharpsl_param.h>
59 #include <asm/hardware/scoop.h>
60
61 #include "generic.h"
62 #include "devices.h"
63
64 static unsigned long corgi_pin_config[] __initdata = {
65 /* Static Memory I/O */
66 GPIO78_nCS_2, /* w100fb */
67 GPIO80_nCS_4, /* scoop */
68
69 /* SSP1 */
70 GPIO23_SSP1_SCLK,
71 GPIO25_SSP1_TXD,
72 GPIO26_SSP1_RXD,
73 GPIO24_GPIO, /* CORGI_GPIO_ADS7846_CS - SFRM as chip select */
74
75 /* I2S */
76 GPIO28_I2S_BITCLK_OUT,
77 GPIO29_I2S_SDATA_IN,
78 GPIO30_I2S_SDATA_OUT,
79 GPIO31_I2S_SYNC,
80 GPIO32_I2S_SYSCLK,
81
82 /* Infra-Red */
83 GPIO47_FICP_TXD,
84 GPIO46_FICP_RXD,
85
86 /* FFUART */
87 GPIO40_FFUART_DTR,
88 GPIO41_FFUART_RTS,
89 GPIO39_FFUART_TXD,
90 GPIO37_FFUART_DSR,
91 GPIO34_FFUART_RXD,
92 GPIO35_FFUART_CTS,
93
94 /* PC Card */
95 GPIO48_nPOE,
96 GPIO49_nPWE,
97 GPIO50_nPIOR,
98 GPIO51_nPIOW,
99 GPIO52_nPCE_1,
100 GPIO53_nPCE_2,
101 GPIO54_nPSKTSEL,
102 GPIO55_nPREG,
103 GPIO56_nPWAIT,
104 GPIO57_nIOIS16,
105
106 /* MMC */
107 GPIO6_MMC_CLK,
108 GPIO8_MMC_CS0,
109
110 /* GPIO Matrix Keypad */
111 GPIO66_GPIO | MFP_LPM_DRIVE_HIGH, /* column 0 */
112 GPIO67_GPIO | MFP_LPM_DRIVE_HIGH, /* column 1 */
113 GPIO68_GPIO | MFP_LPM_DRIVE_HIGH, /* column 2 */
114 GPIO69_GPIO | MFP_LPM_DRIVE_HIGH, /* column 3 */
115 GPIO70_GPIO | MFP_LPM_DRIVE_HIGH, /* column 4 */
116 GPIO71_GPIO | MFP_LPM_DRIVE_HIGH, /* column 5 */
117 GPIO72_GPIO | MFP_LPM_DRIVE_HIGH, /* column 6 */
118 GPIO73_GPIO | MFP_LPM_DRIVE_HIGH, /* column 7 */
119 GPIO74_GPIO | MFP_LPM_DRIVE_HIGH, /* column 8 */
120 GPIO75_GPIO | MFP_LPM_DRIVE_HIGH, /* column 9 */
121 GPIO76_GPIO | MFP_LPM_DRIVE_HIGH, /* column 10 */
122 GPIO77_GPIO | MFP_LPM_DRIVE_HIGH, /* column 11 */
123 GPIO58_GPIO, /* row 0 */
124 GPIO59_GPIO, /* row 1 */
125 GPIO60_GPIO, /* row 2 */
126 GPIO61_GPIO, /* row 3 */
127 GPIO62_GPIO, /* row 4 */
128 GPIO63_GPIO, /* row 5 */
129 GPIO64_GPIO, /* row 6 */
130 GPIO65_GPIO, /* row 7 */
131
132 /* GPIO */
133 GPIO9_GPIO, /* CORGI_GPIO_nSD_DETECT */
134 GPIO7_GPIO, /* CORGI_GPIO_nSD_WP */
135 GPIO11_GPIO | WAKEUP_ON_EDGE_BOTH, /* CORGI_GPIO_MAIN_BAT_{LOW,COVER} */
136 GPIO13_GPIO | MFP_LPM_KEEP_OUTPUT, /* CORGI_GPIO_LED_ORANGE */
137 GPIO21_GPIO, /* CORGI_GPIO_ADC_TEMP */
138 GPIO22_GPIO, /* CORGI_GPIO_IR_ON */
139 GPIO33_GPIO, /* CORGI_GPIO_SD_PWR */
140 GPIO38_GPIO | MFP_LPM_KEEP_OUTPUT, /* CORGI_GPIO_CHRG_ON */
141 GPIO43_GPIO | MFP_LPM_KEEP_OUTPUT, /* CORGI_GPIO_CHRG_UKN */
142 GPIO44_GPIO, /* CORGI_GPIO_HSYNC */
143
144 GPIO0_GPIO | WAKEUP_ON_EDGE_BOTH, /* CORGI_GPIO_KEY_INT */
145 GPIO1_GPIO | WAKEUP_ON_EDGE_RISE, /* CORGI_GPIO_AC_IN */
146 GPIO3_GPIO | WAKEUP_ON_EDGE_BOTH, /* CORGI_GPIO_WAKEUP */
147 };
148
149 /*
150 * Corgi SCOOP Device
151 */
152 static struct resource corgi_scoop_resources[] = {
153 [0] = {
154 .start = 0x10800000,
155 .end = 0x10800fff,
156 .flags = IORESOURCE_MEM,
157 },
158 };
159
160 static struct scoop_config corgi_scoop_setup = {
161 .io_dir = CORGI_SCOOP_IO_DIR,
162 .io_out = CORGI_SCOOP_IO_OUT,
163 .gpio_base = CORGI_SCOOP_GPIO_BASE,
164 };
165
166 struct platform_device corgiscoop_device = {
167 .name = "sharp-scoop",
168 .id = -1,
169 .dev = {
170 .platform_data = &corgi_scoop_setup,
171 },
172 .num_resources = ARRAY_SIZE(corgi_scoop_resources),
173 .resource = corgi_scoop_resources,
174 };
175
176 static struct scoop_pcmcia_dev corgi_pcmcia_scoop[] = {
177 {
178 .dev = &corgiscoop_device.dev,
179 .irq = CORGI_IRQ_GPIO_CF_IRQ,
180 .cd_irq = CORGI_IRQ_GPIO_CF_CD,
181 .cd_irq_str = "PCMCIA0 CD",
182 },
183 };
184
185 static struct scoop_pcmcia_config corgi_pcmcia_config = {
186 .devs = &corgi_pcmcia_scoop[0],
187 .num_devs = 1,
188 };
189
190 static struct w100_mem_info corgi_fb_mem = {
191 .ext_cntl = 0x00040003,
192 .sdram_mode_reg = 0x00650021,
193 .ext_timing_cntl = 0x10002a4a,
194 .io_cntl = 0x7ff87012,
195 .size = 0x1fffff,
196 };
197
198 static struct w100_gen_regs corgi_fb_regs = {
199 .lcd_format = 0x00000003,
200 .lcdd_cntl1 = 0x01CC0000,
201 .lcdd_cntl2 = 0x0003FFFF,
202 .genlcd_cntl1 = 0x00FFFF0D,
203 .genlcd_cntl2 = 0x003F3003,
204 .genlcd_cntl3 = 0x000102aa,
205 };
206
207 static struct w100_gpio_regs corgi_fb_gpio = {
208 .init_data1 = 0x000000bf,
209 .init_data2 = 0x00000000,
210 .gpio_dir1 = 0x00000000,
211 .gpio_oe1 = 0x03c0feff,
212 .gpio_dir2 = 0x00000000,
213 .gpio_oe2 = 0x00000000,
214 };
215
216 static struct w100_mode corgi_fb_modes[] = {
217 {
218 .xres = 480,
219 .yres = 640,
220 .left_margin = 0x56,
221 .right_margin = 0x55,
222 .upper_margin = 0x03,
223 .lower_margin = 0x00,
224 .crtc_ss = 0x82360056,
225 .crtc_ls = 0xA0280000,
226 .crtc_gs = 0x80280028,
227 .crtc_vpos_gs = 0x02830002,
228 .crtc_rev = 0x00400008,
229 .crtc_dclk = 0xA0000000,
230 .crtc_gclk = 0x8015010F,
231 .crtc_goe = 0x80100110,
232 .crtc_ps1_active = 0x41060010,
233 .pll_freq = 75,
234 .fast_pll_freq = 100,
235 .sysclk_src = CLK_SRC_PLL,
236 .sysclk_divider = 0,
237 .pixclk_src = CLK_SRC_PLL,
238 .pixclk_divider = 2,
239 .pixclk_divider_rotated = 6,
240 },{
241 .xres = 240,
242 .yres = 320,
243 .left_margin = 0x27,
244 .right_margin = 0x2e,
245 .upper_margin = 0x01,
246 .lower_margin = 0x00,
247 .crtc_ss = 0x81170027,
248 .crtc_ls = 0xA0140000,
249 .crtc_gs = 0xC0140014,
250 .crtc_vpos_gs = 0x00010141,
251 .crtc_rev = 0x00400008,
252 .crtc_dclk = 0xA0000000,
253 .crtc_gclk = 0x8015010F,
254 .crtc_goe = 0x80100110,
255 .crtc_ps1_active = 0x41060010,
256 .pll_freq = 0,
257 .fast_pll_freq = 0,
258 .sysclk_src = CLK_SRC_XTAL,
259 .sysclk_divider = 0,
260 .pixclk_src = CLK_SRC_XTAL,
261 .pixclk_divider = 1,
262 .pixclk_divider_rotated = 1,
263 },
264
265 };
266
267 static struct w100fb_mach_info corgi_fb_info = {
268 .init_mode = INIT_MODE_ROTATED,
269 .mem = &corgi_fb_mem,
270 .regs = &corgi_fb_regs,
271 .modelist = &corgi_fb_modes[0],
272 .num_modes = 2,
273 .gpio = &corgi_fb_gpio,
274 .xtal_freq = 12500000,
275 .xtal_dbl = 0,
276 };
277
278 static struct resource corgi_fb_resources[] = {
279 [0] = {
280 .start = 0x08000000,
281 .end = 0x08ffffff,
282 .flags = IORESOURCE_MEM,
283 },
284 };
285
286 static struct platform_device corgifb_device = {
287 .name = "w100fb",
288 .id = -1,
289 .num_resources = ARRAY_SIZE(corgi_fb_resources),
290 .resource = corgi_fb_resources,
291 .dev = {
292 .platform_data = &corgi_fb_info,
293 },
294
295 };
296
297 /*
298 * Corgi Keyboard Device
299 */
300 #define CORGI_KEY_CALENDER KEY_F1
301 #define CORGI_KEY_ADDRESS KEY_F2
302 #define CORGI_KEY_FN KEY_F3
303 #define CORGI_KEY_CANCEL KEY_F4
304 #define CORGI_KEY_OFF KEY_SUSPEND
305 #define CORGI_KEY_EXOK KEY_F5
306 #define CORGI_KEY_EXCANCEL KEY_F6
307 #define CORGI_KEY_EXJOGDOWN KEY_F7
308 #define CORGI_KEY_EXJOGUP KEY_F8
309 #define CORGI_KEY_JAP1 KEY_LEFTCTRL
310 #define CORGI_KEY_JAP2 KEY_LEFTALT
311 #define CORGI_KEY_MAIL KEY_F10
312 #define CORGI_KEY_OK KEY_F11
313 #define CORGI_KEY_MENU KEY_F12
314
315 static const uint32_t corgikbd_keymap[] = {
316 KEY(0, 1, KEY_1),
317 KEY(0, 2, KEY_3),
318 KEY(0, 3, KEY_5),
319 KEY(0, 4, KEY_6),
320 KEY(0, 5, KEY_7),
321 KEY(0, 6, KEY_9),
322 KEY(0, 7, KEY_0),
323 KEY(0, 8, KEY_BACKSPACE),
324 KEY(1, 1, KEY_2),
325 KEY(1, 2, KEY_4),
326 KEY(1, 3, KEY_R),
327 KEY(1, 4, KEY_Y),
328 KEY(1, 5, KEY_8),
329 KEY(1, 6, KEY_I),
330 KEY(1, 7, KEY_O),
331 KEY(1, 8, KEY_P),
332 KEY(2, 0, KEY_TAB),
333 KEY(2, 1, KEY_Q),
334 KEY(2, 2, KEY_E),
335 KEY(2, 3, KEY_T),
336 KEY(2, 4, KEY_G),
337 KEY(2, 5, KEY_U),
338 KEY(2, 6, KEY_J),
339 KEY(2, 7, KEY_K),
340 KEY(3, 0, CORGI_KEY_CALENDER),
341 KEY(3, 1, KEY_W),
342 KEY(3, 2, KEY_S),
343 KEY(3, 3, KEY_F),
344 KEY(3, 4, KEY_V),
345 KEY(3, 5, KEY_H),
346 KEY(3, 6, KEY_M),
347 KEY(3, 7, KEY_L),
348 KEY(3, 9, KEY_RIGHTSHIFT),
349 KEY(4, 0, CORGI_KEY_ADDRESS),
350 KEY(4, 1, KEY_A),
351 KEY(4, 2, KEY_D),
352 KEY(4, 3, KEY_C),
353 KEY(4, 4, KEY_B),
354 KEY(4, 5, KEY_N),
355 KEY(4, 6, KEY_DOT),
356 KEY(4, 8, KEY_ENTER),
357 KEY(4, 10, KEY_LEFTSHIFT),
358 KEY(5, 0, CORGI_KEY_MAIL),
359 KEY(5, 1, KEY_Z),
360 KEY(5, 2, KEY_X),
361 KEY(5, 3, KEY_MINUS),
362 KEY(5, 4, KEY_SPACE),
363 KEY(5, 5, KEY_COMMA),
364 KEY(5, 7, KEY_UP),
365 KEY(5, 11, CORGI_KEY_FN),
366 KEY(6, 0, KEY_SYSRQ),
367 KEY(6, 1, CORGI_KEY_JAP1),
368 KEY(6, 2, CORGI_KEY_JAP2),
369 KEY(6, 3, CORGI_KEY_CANCEL),
370 KEY(6, 4, CORGI_KEY_OK),
371 KEY(6, 5, CORGI_KEY_MENU),
372 KEY(6, 6, KEY_LEFT),
373 KEY(6, 7, KEY_DOWN),
374 KEY(6, 8, KEY_RIGHT),
375 KEY(7, 0, CORGI_KEY_OFF),
376 KEY(7, 1, CORGI_KEY_EXOK),
377 KEY(7, 2, CORGI_KEY_EXCANCEL),
378 KEY(7, 3, CORGI_KEY_EXJOGDOWN),
379 KEY(7, 4, CORGI_KEY_EXJOGUP),
380 };
381
382 static struct matrix_keymap_data corgikbd_keymap_data = {
383 .keymap = corgikbd_keymap,
384 .keymap_size = ARRAY_SIZE(corgikbd_keymap),
385 };
386
387 static const int corgikbd_row_gpios[] =
388 { 58, 59, 60, 61, 62, 63, 64, 65 };
389 static const int corgikbd_col_gpios[] =
390 { 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77 };
391
392 static struct matrix_keypad_platform_data corgikbd_pdata = {
393 .keymap_data = &corgikbd_keymap_data,
394 .row_gpios = corgikbd_row_gpios,
395 .col_gpios = corgikbd_col_gpios,
396 .num_row_gpios = ARRAY_SIZE(corgikbd_row_gpios),
397 .num_col_gpios = ARRAY_SIZE(corgikbd_col_gpios),
398 .col_scan_delay_us = 10,
399 .debounce_ms = 10,
400 .wakeup = 1,
401 };
402
403 static struct platform_device corgikbd_device = {
404 .name = "matrix-keypad",
405 .id = -1,
406 .dev = {
407 .platform_data = &corgikbd_pdata,
408 },
409 };
410
411 static struct gpio_keys_button corgi_gpio_keys[] = {
412 {
413 .type = EV_SW,
414 .code = SW_LID,
415 .gpio = CORGI_GPIO_SWA,
416 .desc = "Lid close switch",
417 .debounce_interval = 500,
418 },
419 {
420 .type = EV_SW,
421 .code = SW_TABLET_MODE,
422 .gpio = CORGI_GPIO_SWB,
423 .desc = "Tablet mode switch",
424 .debounce_interval = 500,
425 },
426 {
427 .type = EV_SW,
428 .code = SW_HEADPHONE_INSERT,
429 .gpio = CORGI_GPIO_AK_INT,
430 .desc = "HeadPhone insert",
431 .debounce_interval = 500,
432 },
433 };
434
435 static struct gpio_keys_platform_data corgi_gpio_keys_platform_data = {
436 .buttons = corgi_gpio_keys,
437 .nbuttons = ARRAY_SIZE(corgi_gpio_keys),
438 .poll_interval = 250,
439 };
440
441 static struct platform_device corgi_gpio_keys_device = {
442 .name = "gpio-keys-polled",
443 .id = -1,
444 .dev = {
445 .platform_data = &corgi_gpio_keys_platform_data,
446 },
447 };
448
449 /*
450 * Corgi LEDs
451 */
452 static struct gpio_led corgi_gpio_leds[] = {
453 {
454 .name = "corgi:amber:charge",
455 .default_trigger = "sharpsl-charge",
456 .gpio = CORGI_GPIO_LED_ORANGE,
457 },
458 {
459 .name = "corgi:green:mail",
460 .default_trigger = "nand-disk",
461 .gpio = CORGI_GPIO_LED_GREEN,
462 },
463 };
464
465 static struct gpio_led_platform_data corgi_gpio_leds_info = {
466 .leds = corgi_gpio_leds,
467 .num_leds = ARRAY_SIZE(corgi_gpio_leds),
468 };
469
470 static struct platform_device corgiled_device = {
471 .name = "leds-gpio",
472 .id = -1,
473 .dev = {
474 .platform_data = &corgi_gpio_leds_info,
475 },
476 };
477
478 /*
479 * Corgi Audio
480 */
481 static struct platform_device corgi_audio_device = {
482 .name = "corgi-audio",
483 .id = -1,
484 };
485
486 /*
487 * MMC/SD Device
488 *
489 * The card detect interrupt isn't debounced so we delay it by 250ms
490 * to give the card a chance to fully insert/eject.
491 */
492 static struct pxamci_platform_data corgi_mci_platform_data = {
493 .detect_delay_ms = 250,
494 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
495 .gpio_card_detect = CORGI_GPIO_nSD_DETECT,
496 .gpio_card_ro = CORGI_GPIO_nSD_WP,
497 .gpio_power = CORGI_GPIO_SD_PWR,
498 };
499
500
501 /*
502 * Irda
503 */
504 static struct pxaficp_platform_data corgi_ficp_platform_data = {
505 .gpio_pwdown = CORGI_GPIO_IR_ON,
506 .transceiver_cap = IR_SIRMODE | IR_OFF,
507 };
508
509
510 /*
511 * USB Device Controller
512 */
513 static struct pxa2xx_udc_mach_info udc_info __initdata = {
514 /* no connect GPIO; corgi can't tell connection status */
515 .gpio_pullup = CORGI_GPIO_USB_PULLUP,
516 };
517
518 #if IS_ENABLED(CONFIG_SPI_PXA2XX)
519 static struct pxa2xx_spi_master corgi_spi_info = {
520 .num_chipselect = 3,
521 };
522
corgi_wait_for_hsync(void)523 static void corgi_wait_for_hsync(void)
524 {
525 while (gpio_get_value(CORGI_GPIO_HSYNC))
526 cpu_relax();
527
528 while (!gpio_get_value(CORGI_GPIO_HSYNC))
529 cpu_relax();
530 }
531
532 static struct ads7846_platform_data corgi_ads7846_info = {
533 .model = 7846,
534 .vref_delay_usecs = 100,
535 .x_plate_ohms = 419,
536 .y_plate_ohms = 486,
537 .gpio_pendown = CORGI_GPIO_TP_INT,
538 .wait_for_sync = corgi_wait_for_hsync,
539 };
540
541 static struct pxa2xx_spi_chip corgi_ads7846_chip = {
542 .gpio_cs = CORGI_GPIO_ADS7846_CS,
543 };
544
corgi_bl_kick_battery(void)545 static void corgi_bl_kick_battery(void)
546 {
547 void (*kick_batt)(void);
548
549 kick_batt = symbol_get(sharpsl_battery_kick);
550 if (kick_batt) {
551 kick_batt();
552 symbol_put(sharpsl_battery_kick);
553 }
554 }
555
556 static struct corgi_lcd_platform_data corgi_lcdcon_info = {
557 .init_mode = CORGI_LCD_MODE_VGA,
558 .max_intensity = 0x2f,
559 .default_intensity = 0x1f,
560 .limit_mask = 0x0b,
561 .gpio_backlight_cont = CORGI_GPIO_BACKLIGHT_CONT,
562 .gpio_backlight_on = -1,
563 .kick_battery = corgi_bl_kick_battery,
564 };
565
566 static struct pxa2xx_spi_chip corgi_lcdcon_chip = {
567 .gpio_cs = CORGI_GPIO_LCDCON_CS,
568 };
569
570 static struct pxa2xx_spi_chip corgi_max1111_chip = {
571 .gpio_cs = CORGI_GPIO_MAX1111_CS,
572 };
573
574 static struct spi_board_info corgi_spi_devices[] = {
575 {
576 .modalias = "ads7846",
577 .max_speed_hz = 1200000,
578 .bus_num = 1,
579 .chip_select = 0,
580 .platform_data = &corgi_ads7846_info,
581 .controller_data= &corgi_ads7846_chip,
582 .irq = PXA_GPIO_TO_IRQ(CORGI_GPIO_TP_INT),
583 }, {
584 .modalias = "corgi-lcd",
585 .max_speed_hz = 50000,
586 .bus_num = 1,
587 .chip_select = 1,
588 .platform_data = &corgi_lcdcon_info,
589 .controller_data= &corgi_lcdcon_chip,
590 }, {
591 .modalias = "max1111",
592 .max_speed_hz = 450000,
593 .bus_num = 1,
594 .chip_select = 2,
595 .controller_data= &corgi_max1111_chip,
596 },
597 };
598
corgi_init_spi(void)599 static void __init corgi_init_spi(void)
600 {
601 pxa2xx_set_spi_info(1, &corgi_spi_info);
602 spi_register_board_info(ARRAY_AND_SIZE(corgi_spi_devices));
603 }
604 #else
corgi_init_spi(void)605 static inline void corgi_init_spi(void) {}
606 #endif
607
608 static struct mtd_partition sharpsl_nand_partitions[] = {
609 {
610 .name = "System Area",
611 .offset = 0,
612 .size = 7 * 1024 * 1024,
613 },
614 {
615 .name = "Root Filesystem",
616 .offset = 7 * 1024 * 1024,
617 .size = 25 * 1024 * 1024,
618 },
619 {
620 .name = "Home Filesystem",
621 .offset = MTDPART_OFS_APPEND,
622 .size = MTDPART_SIZ_FULL,
623 },
624 };
625
626 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
627
628 static struct nand_bbt_descr sharpsl_bbt = {
629 .options = 0,
630 .offs = 4,
631 .len = 2,
632 .pattern = scan_ff_pattern
633 };
634
635 static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = {
636 .badblock_pattern = &sharpsl_bbt,
637 .partitions = sharpsl_nand_partitions,
638 .nr_partitions = ARRAY_SIZE(sharpsl_nand_partitions),
639 };
640
641 static struct resource sharpsl_nand_resources[] = {
642 {
643 .start = 0x0C000000,
644 .end = 0x0C000FFF,
645 .flags = IORESOURCE_MEM,
646 },
647 };
648
649 static struct platform_device sharpsl_nand_device = {
650 .name = "sharpsl-nand",
651 .id = -1,
652 .resource = sharpsl_nand_resources,
653 .num_resources = ARRAY_SIZE(sharpsl_nand_resources),
654 .dev.platform_data = &sharpsl_nand_platform_data,
655 };
656
657 static struct mtd_partition sharpsl_rom_parts[] = {
658 {
659 .name ="Boot PROM Filesystem",
660 .offset = 0x00120000,
661 .size = MTDPART_SIZ_FULL,
662 },
663 };
664
665 static struct physmap_flash_data sharpsl_rom_data = {
666 .width = 2,
667 .nr_parts = ARRAY_SIZE(sharpsl_rom_parts),
668 .parts = sharpsl_rom_parts,
669 };
670
671 static struct resource sharpsl_rom_resources[] = {
672 {
673 .start = 0x00000000,
674 .end = 0x007fffff,
675 .flags = IORESOURCE_MEM,
676 },
677 };
678
679 static struct platform_device sharpsl_rom_device = {
680 .name = "physmap-flash",
681 .id = -1,
682 .resource = sharpsl_rom_resources,
683 .num_resources = ARRAY_SIZE(sharpsl_rom_resources),
684 .dev.platform_data = &sharpsl_rom_data,
685 };
686
687 static struct platform_device *devices[] __initdata = {
688 &corgiscoop_device,
689 &corgifb_device,
690 &corgi_gpio_keys_device,
691 &corgikbd_device,
692 &corgiled_device,
693 &corgi_audio_device,
694 &sharpsl_nand_device,
695 &sharpsl_rom_device,
696 };
697
698 static struct i2c_board_info __initdata corgi_i2c_devices[] = {
699 { I2C_BOARD_INFO("wm8731", 0x1b) },
700 };
701
corgi_poweroff(void)702 static void corgi_poweroff(void)
703 {
704 if (!machine_is_corgi())
705 /* Green LED off tells the bootloader to halt */
706 gpio_set_value(CORGI_GPIO_LED_GREEN, 0);
707
708 pxa_restart(REBOOT_HARD, NULL);
709 }
710
corgi_restart(enum reboot_mode mode,const char * cmd)711 static void corgi_restart(enum reboot_mode mode, const char *cmd)
712 {
713 if (!machine_is_corgi())
714 /* Green LED on tells the bootloader to reboot */
715 gpio_set_value(CORGI_GPIO_LED_GREEN, 1);
716
717 pxa_restart(REBOOT_HARD, cmd);
718 }
719
corgi_init(void)720 static void __init corgi_init(void)
721 {
722 pm_power_off = corgi_poweroff;
723
724 /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
725 PCFR |= PCFR_OPDE;
726
727 pxa2xx_mfp_config(ARRAY_AND_SIZE(corgi_pin_config));
728
729 /* allow wakeup from various GPIOs */
730 gpio_set_wake(CORGI_GPIO_KEY_INT, 1);
731 gpio_set_wake(CORGI_GPIO_WAKEUP, 1);
732 gpio_set_wake(CORGI_GPIO_AC_IN, 1);
733 gpio_set_wake(CORGI_GPIO_CHRG_FULL, 1);
734
735 if (!machine_is_corgi())
736 gpio_set_wake(CORGI_GPIO_MAIN_BAT_LOW, 1);
737
738 pxa_set_ffuart_info(NULL);
739 pxa_set_btuart_info(NULL);
740 pxa_set_stuart_info(NULL);
741
742 corgi_init_spi();
743
744 pxa_set_udc_info(&udc_info);
745 pxa_set_mci_info(&corgi_mci_platform_data);
746 pxa_set_ficp_info(&corgi_ficp_platform_data);
747 pxa_set_i2c_info(NULL);
748 i2c_register_board_info(0, ARRAY_AND_SIZE(corgi_i2c_devices));
749
750 platform_scoop_config = &corgi_pcmcia_config;
751
752 if (machine_is_husky())
753 sharpsl_nand_partitions[1].size = 53 * 1024 * 1024;
754
755 platform_add_devices(devices, ARRAY_SIZE(devices));
756
757 regulator_has_full_constraints();
758 }
759
fixup_corgi(struct tag * tags,char ** cmdline)760 static void __init fixup_corgi(struct tag *tags, char **cmdline)
761 {
762 sharpsl_save_param();
763 if (machine_is_corgi())
764 memblock_add(0xa0000000, SZ_32M);
765 else
766 memblock_add(0xa0000000, SZ_64M);
767 }
768
769 #ifdef CONFIG_MACH_CORGI
770 MACHINE_START(CORGI, "SHARP Corgi")
771 .fixup = fixup_corgi,
772 .map_io = pxa25x_map_io,
773 .nr_irqs = PXA_NR_IRQS,
774 .init_irq = pxa25x_init_irq,
775 .handle_irq = pxa25x_handle_irq,
776 .init_machine = corgi_init,
777 .init_time = pxa_timer_init,
778 .restart = corgi_restart,
779 MACHINE_END
780 #endif
781
782 #ifdef CONFIG_MACH_SHEPHERD
783 MACHINE_START(SHEPHERD, "SHARP Shepherd")
784 .fixup = fixup_corgi,
785 .map_io = pxa25x_map_io,
786 .nr_irqs = PXA_NR_IRQS,
787 .init_irq = pxa25x_init_irq,
788 .handle_irq = pxa25x_handle_irq,
789 .init_machine = corgi_init,
790 .init_time = pxa_timer_init,
791 .restart = corgi_restart,
792 MACHINE_END
793 #endif
794
795 #ifdef CONFIG_MACH_HUSKY
796 MACHINE_START(HUSKY, "SHARP Husky")
797 .fixup = fixup_corgi,
798 .map_io = pxa25x_map_io,
799 .nr_irqs = PXA_NR_IRQS,
800 .init_irq = pxa25x_init_irq,
801 .handle_irq = pxa25x_handle_irq,
802 .init_machine = corgi_init,
803 .init_time = pxa_timer_init,
804 .restart = corgi_restart,
805 MACHINE_END
806 #endif
807
808