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/spi/spi.h>
30 #include <linux/spi/ads7846.h>
31 #include <linux/spi/corgi_lcd.h>
32 #include <linux/spi/pxa2xx_spi.h>
33 #include <linux/mtd/sharpsl.h>
34 #include <linux/input/matrix_keypad.h>
35 #include <linux/module.h>
36 #include <video/w100fb.h>
37 
38 #include <asm/setup.h>
39 #include <asm/memory.h>
40 #include <asm/mach-types.h>
41 #include <mach/hardware.h>
42 #include <asm/irq.h>
43 #include <asm/system.h>
44 
45 #include <asm/mach/arch.h>
46 #include <asm/mach/map.h>
47 #include <asm/mach/irq.h>
48 
49 #include <mach/pxa25x.h>
50 #include <mach/irda.h>
51 #include <mach/mmc.h>
52 #include <mach/udc.h>
53 #include <mach/corgi.h>
54 #include <mach/sharpsl_pm.h>
55 
56 #include <asm/mach/sharpsl_param.h>
57 #include <asm/hardware/scoop.h>
58 
59 #include "generic.h"
60 #include "devices.h"
61 
62 static unsigned long corgi_pin_config[] __initdata = {
63 	/* Static Memory I/O */
64 	GPIO78_nCS_2,	/* w100fb */
65 	GPIO80_nCS_4,	/* scoop */
66 
67 	/* SSP1 */
68 	GPIO23_SSP1_SCLK,
69 	GPIO25_SSP1_TXD,
70 	GPIO26_SSP1_RXD,
71 	GPIO24_GPIO,	/* CORGI_GPIO_ADS7846_CS - SFRM as chip select */
72 
73 	/* I2S */
74 	GPIO28_I2S_BITCLK_OUT,
75 	GPIO29_I2S_SDATA_IN,
76 	GPIO30_I2S_SDATA_OUT,
77 	GPIO31_I2S_SYNC,
78 	GPIO32_I2S_SYSCLK,
79 
80 	/* Infra-Red */
81 	GPIO47_FICP_TXD,
82 	GPIO46_FICP_RXD,
83 
84 	/* FFUART */
85 	GPIO40_FFUART_DTR,
86 	GPIO41_FFUART_RTS,
87 	GPIO39_FFUART_TXD,
88 	GPIO37_FFUART_DSR,
89 	GPIO34_FFUART_RXD,
90 	GPIO35_FFUART_CTS,
91 
92 	/* PC Card */
93 	GPIO48_nPOE,
94 	GPIO49_nPWE,
95 	GPIO50_nPIOR,
96 	GPIO51_nPIOW,
97 	GPIO52_nPCE_1,
98 	GPIO53_nPCE_2,
99 	GPIO54_nPSKTSEL,
100 	GPIO55_nPREG,
101 	GPIO56_nPWAIT,
102 	GPIO57_nIOIS16,
103 
104 	/* MMC */
105 	GPIO6_MMC_CLK,
106 	GPIO8_MMC_CS0,
107 
108 	/* GPIO Matrix Keypad */
109 	GPIO66_GPIO | MFP_LPM_DRIVE_HIGH,	/* column 0 */
110 	GPIO67_GPIO | MFP_LPM_DRIVE_HIGH,	/* column 1 */
111 	GPIO68_GPIO | MFP_LPM_DRIVE_HIGH,	/* column 2 */
112 	GPIO69_GPIO | MFP_LPM_DRIVE_HIGH,	/* column 3 */
113 	GPIO70_GPIO | MFP_LPM_DRIVE_HIGH,	/* column 4 */
114 	GPIO71_GPIO | MFP_LPM_DRIVE_HIGH,	/* column 5 */
115 	GPIO72_GPIO | MFP_LPM_DRIVE_HIGH,	/* column 6 */
116 	GPIO73_GPIO | MFP_LPM_DRIVE_HIGH,	/* column 7 */
117 	GPIO74_GPIO | MFP_LPM_DRIVE_HIGH,	/* column 8 */
118 	GPIO75_GPIO | MFP_LPM_DRIVE_HIGH,	/* column 9 */
119 	GPIO76_GPIO | MFP_LPM_DRIVE_HIGH,	/* column 10 */
120 	GPIO77_GPIO | MFP_LPM_DRIVE_HIGH,	/* column 11 */
121 	GPIO58_GPIO,	/* row 0 */
122 	GPIO59_GPIO,	/* row 1 */
123 	GPIO60_GPIO,	/* row 2 */
124 	GPIO61_GPIO,	/* row 3 */
125 	GPIO62_GPIO,	/* row 4 */
126 	GPIO63_GPIO,	/* row 5 */
127 	GPIO64_GPIO,	/* row 6 */
128 	GPIO65_GPIO,	/* row 7 */
129 
130 	/* GPIO */
131 	GPIO9_GPIO,				/* CORGI_GPIO_nSD_DETECT */
132 	GPIO7_GPIO,				/* CORGI_GPIO_nSD_WP */
133 	GPIO11_GPIO | WAKEUP_ON_EDGE_BOTH,	/* CORGI_GPIO_MAIN_BAT_{LOW,COVER} */
134 	GPIO13_GPIO | MFP_LPM_KEEP_OUTPUT,	/* CORGI_GPIO_LED_ORANGE */
135 	GPIO21_GPIO,				/* CORGI_GPIO_ADC_TEMP */
136 	GPIO22_GPIO,				/* CORGI_GPIO_IR_ON */
137 	GPIO33_GPIO,				/* CORGI_GPIO_SD_PWR */
138 	GPIO38_GPIO | MFP_LPM_KEEP_OUTPUT,	/* CORGI_GPIO_CHRG_ON */
139 	GPIO43_GPIO | MFP_LPM_KEEP_OUTPUT,	/* CORGI_GPIO_CHRG_UKN */
140 	GPIO44_GPIO,				/* CORGI_GPIO_HSYNC */
141 
142 	GPIO0_GPIO | WAKEUP_ON_EDGE_BOTH,	/* CORGI_GPIO_KEY_INT */
143 	GPIO1_GPIO | WAKEUP_ON_EDGE_RISE,	/* CORGI_GPIO_AC_IN */
144 	GPIO3_GPIO | WAKEUP_ON_EDGE_BOTH,	/* CORGI_GPIO_WAKEUP */
145 };
146 
147 /*
148  * Corgi SCOOP Device
149  */
150 static struct resource corgi_scoop_resources[] = {
151 	[0] = {
152 		.start		= 0x10800000,
153 		.end		= 0x10800fff,
154 		.flags		= IORESOURCE_MEM,
155 	},
156 };
157 
158 static struct scoop_config corgi_scoop_setup = {
159 	.io_dir 	= CORGI_SCOOP_IO_DIR,
160 	.io_out		= CORGI_SCOOP_IO_OUT,
161 	.gpio_base	= CORGI_SCOOP_GPIO_BASE,
162 };
163 
164 struct platform_device corgiscoop_device = {
165 	.name		= "sharp-scoop",
166 	.id		= -1,
167 	.dev		= {
168  		.platform_data	= &corgi_scoop_setup,
169 	},
170 	.num_resources	= ARRAY_SIZE(corgi_scoop_resources),
171 	.resource	= corgi_scoop_resources,
172 };
173 
174 static struct scoop_pcmcia_dev corgi_pcmcia_scoop[] = {
175 {
176 	.dev        = &corgiscoop_device.dev,
177 	.irq        = CORGI_IRQ_GPIO_CF_IRQ,
178 	.cd_irq     = CORGI_IRQ_GPIO_CF_CD,
179 	.cd_irq_str = "PCMCIA0 CD",
180 },
181 };
182 
183 static struct scoop_pcmcia_config corgi_pcmcia_config = {
184 	.devs         = &corgi_pcmcia_scoop[0],
185 	.num_devs     = 1,
186 };
187 
188 static struct w100_mem_info corgi_fb_mem = {
189 	.ext_cntl          = 0x00040003,
190 	.sdram_mode_reg    = 0x00650021,
191 	.ext_timing_cntl   = 0x10002a4a,
192 	.io_cntl           = 0x7ff87012,
193 	.size              = 0x1fffff,
194 };
195 
196 static struct w100_gen_regs corgi_fb_regs = {
197 	.lcd_format    = 0x00000003,
198 	.lcdd_cntl1    = 0x01CC0000,
199 	.lcdd_cntl2    = 0x0003FFFF,
200 	.genlcd_cntl1  = 0x00FFFF0D,
201 	.genlcd_cntl2  = 0x003F3003,
202 	.genlcd_cntl3  = 0x000102aa,
203 };
204 
205 static struct w100_gpio_regs corgi_fb_gpio = {
206 	.init_data1   = 0x000000bf,
207 	.init_data2   = 0x00000000,
208 	.gpio_dir1    = 0x00000000,
209 	.gpio_oe1     = 0x03c0feff,
210 	.gpio_dir2    = 0x00000000,
211 	.gpio_oe2     = 0x00000000,
212 };
213 
214 static struct w100_mode corgi_fb_modes[] = {
215 {
216 	.xres            = 480,
217 	.yres            = 640,
218 	.left_margin     = 0x56,
219 	.right_margin    = 0x55,
220 	.upper_margin    = 0x03,
221 	.lower_margin    = 0x00,
222 	.crtc_ss         = 0x82360056,
223 	.crtc_ls         = 0xA0280000,
224 	.crtc_gs         = 0x80280028,
225 	.crtc_vpos_gs    = 0x02830002,
226 	.crtc_rev        = 0x00400008,
227 	.crtc_dclk       = 0xA0000000,
228 	.crtc_gclk       = 0x8015010F,
229 	.crtc_goe        = 0x80100110,
230 	.crtc_ps1_active = 0x41060010,
231 	.pll_freq        = 75,
232 	.fast_pll_freq   = 100,
233 	.sysclk_src      = CLK_SRC_PLL,
234 	.sysclk_divider  = 0,
235 	.pixclk_src      = CLK_SRC_PLL,
236 	.pixclk_divider  = 2,
237 	.pixclk_divider_rotated = 6,
238 },{
239 	.xres            = 240,
240 	.yres            = 320,
241 	.left_margin     = 0x27,
242 	.right_margin    = 0x2e,
243 	.upper_margin    = 0x01,
244 	.lower_margin    = 0x00,
245 	.crtc_ss         = 0x81170027,
246 	.crtc_ls         = 0xA0140000,
247 	.crtc_gs         = 0xC0140014,
248 	.crtc_vpos_gs    = 0x00010141,
249 	.crtc_rev        = 0x00400008,
250 	.crtc_dclk       = 0xA0000000,
251 	.crtc_gclk       = 0x8015010F,
252 	.crtc_goe        = 0x80100110,
253 	.crtc_ps1_active = 0x41060010,
254 	.pll_freq        = 0,
255 	.fast_pll_freq   = 0,
256 	.sysclk_src      = CLK_SRC_XTAL,
257 	.sysclk_divider  = 0,
258 	.pixclk_src      = CLK_SRC_XTAL,
259 	.pixclk_divider  = 1,
260 	.pixclk_divider_rotated = 1,
261 },
262 
263 };
264 
265 static struct w100fb_mach_info corgi_fb_info = {
266 	.init_mode  = INIT_MODE_ROTATED,
267 	.mem        = &corgi_fb_mem,
268 	.regs       = &corgi_fb_regs,
269 	.modelist   = &corgi_fb_modes[0],
270 	.num_modes  = 2,
271 	.gpio       = &corgi_fb_gpio,
272 	.xtal_freq  = 12500000,
273 	.xtal_dbl   = 0,
274 };
275 
276 static struct resource corgi_fb_resources[] = {
277 	[0] = {
278 		.start   = 0x08000000,
279 		.end     = 0x08ffffff,
280 		.flags   = IORESOURCE_MEM,
281 	},
282 };
283 
284 static struct platform_device corgifb_device = {
285 	.name           = "w100fb",
286 	.id             = -1,
287 	.num_resources	= ARRAY_SIZE(corgi_fb_resources),
288 	.resource	= corgi_fb_resources,
289 	.dev            = {
290 		.platform_data = &corgi_fb_info,
291 	},
292 
293 };
294 
295 /*
296  * Corgi Keyboard Device
297  */
298 #define CORGI_KEY_CALENDER	KEY_F1
299 #define CORGI_KEY_ADDRESS	KEY_F2
300 #define CORGI_KEY_FN		KEY_F3
301 #define CORGI_KEY_CANCEL	KEY_F4
302 #define CORGI_KEY_OFF		KEY_SUSPEND
303 #define CORGI_KEY_EXOK		KEY_F5
304 #define CORGI_KEY_EXCANCEL	KEY_F6
305 #define CORGI_KEY_EXJOGDOWN	KEY_F7
306 #define CORGI_KEY_EXJOGUP	KEY_F8
307 #define CORGI_KEY_JAP1		KEY_LEFTCTRL
308 #define CORGI_KEY_JAP2		KEY_LEFTALT
309 #define CORGI_KEY_MAIL		KEY_F10
310 #define CORGI_KEY_OK		KEY_F11
311 #define CORGI_KEY_MENU		KEY_F12
312 
313 static const uint32_t corgikbd_keymap[] = {
314 	KEY(0, 1, KEY_1),
315 	KEY(0, 2, KEY_3),
316 	KEY(0, 3, KEY_5),
317 	KEY(0, 4, KEY_6),
318 	KEY(0, 5, KEY_7),
319 	KEY(0, 6, KEY_9),
320 	KEY(0, 7, KEY_0),
321 	KEY(0, 8, KEY_BACKSPACE),
322 	KEY(1, 1, KEY_2),
323 	KEY(1, 2, KEY_4),
324 	KEY(1, 3, KEY_R),
325 	KEY(1, 4, KEY_Y),
326 	KEY(1, 5, KEY_8),
327 	KEY(1, 6, KEY_I),
328 	KEY(1, 7, KEY_O),
329 	KEY(1, 8, KEY_P),
330 	KEY(2, 0, KEY_TAB),
331 	KEY(2, 1, KEY_Q),
332 	KEY(2, 2, KEY_E),
333 	KEY(2, 3, KEY_T),
334 	KEY(2, 4, KEY_G),
335 	KEY(2, 5, KEY_U),
336 	KEY(2, 6, KEY_J),
337 	KEY(2, 7, KEY_K),
338 	KEY(3, 0, CORGI_KEY_CALENDER),
339 	KEY(3, 1, KEY_W),
340 	KEY(3, 2, KEY_S),
341 	KEY(3, 3, KEY_F),
342 	KEY(3, 4, KEY_V),
343 	KEY(3, 5, KEY_H),
344 	KEY(3, 6, KEY_M),
345 	KEY(3, 7, KEY_L),
346 	KEY(3, 9, KEY_RIGHTSHIFT),
347 	KEY(4, 0, CORGI_KEY_ADDRESS),
348 	KEY(4, 1, KEY_A),
349 	KEY(4, 2, KEY_D),
350 	KEY(4, 3, KEY_C),
351 	KEY(4, 4, KEY_B),
352 	KEY(4, 5, KEY_N),
353 	KEY(4, 6, KEY_DOT),
354 	KEY(4, 8, KEY_ENTER),
355 	KEY(4, 10, KEY_LEFTSHIFT),
356 	KEY(5, 0, CORGI_KEY_MAIL),
357 	KEY(5, 1, KEY_Z),
358 	KEY(5, 2, KEY_X),
359 	KEY(5, 3, KEY_MINUS),
360 	KEY(5, 4, KEY_SPACE),
361 	KEY(5, 5, KEY_COMMA),
362 	KEY(5, 7, KEY_UP),
363 	KEY(5, 11, CORGI_KEY_FN),
364 	KEY(6, 0, KEY_SYSRQ),
365 	KEY(6, 1, CORGI_KEY_JAP1),
366 	KEY(6, 2, CORGI_KEY_JAP2),
367 	KEY(6, 3, CORGI_KEY_CANCEL),
368 	KEY(6, 4, CORGI_KEY_OK),
369 	KEY(6, 5, CORGI_KEY_MENU),
370 	KEY(6, 6, KEY_LEFT),
371 	KEY(6, 7, KEY_DOWN),
372 	KEY(6, 8, KEY_RIGHT),
373 	KEY(7, 0, CORGI_KEY_OFF),
374 	KEY(7, 1, CORGI_KEY_EXOK),
375 	KEY(7, 2, CORGI_KEY_EXCANCEL),
376 	KEY(7, 3, CORGI_KEY_EXJOGDOWN),
377 	KEY(7, 4, CORGI_KEY_EXJOGUP),
378 };
379 
380 static struct matrix_keymap_data corgikbd_keymap_data = {
381 	.keymap		= corgikbd_keymap,
382 	.keymap_size	= ARRAY_SIZE(corgikbd_keymap),
383 };
384 
385 static const int corgikbd_row_gpios[] =
386 		{ 58, 59, 60, 61, 62, 63, 64, 65 };
387 static const int corgikbd_col_gpios[] =
388 		{ 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77 };
389 
390 static struct matrix_keypad_platform_data corgikbd_pdata = {
391 	.keymap_data		= &corgikbd_keymap_data,
392 	.row_gpios		= corgikbd_row_gpios,
393 	.col_gpios		= corgikbd_col_gpios,
394 	.num_row_gpios		= ARRAY_SIZE(corgikbd_row_gpios),
395 	.num_col_gpios		= ARRAY_SIZE(corgikbd_col_gpios),
396 	.col_scan_delay_us	= 10,
397 	.debounce_ms		= 10,
398 	.wakeup			= 1,
399 };
400 
401 static struct platform_device corgikbd_device = {
402 	.name		= "matrix-keypad",
403 	.id		= -1,
404 	.dev		= {
405 		.platform_data = &corgikbd_pdata,
406 	},
407 };
408 
409 /*
410  * Corgi LEDs
411  */
412 static struct gpio_led corgi_gpio_leds[] = {
413 	{
414 		.name			= "corgi:amber:charge",
415 		.default_trigger	= "sharpsl-charge",
416 		.gpio			= CORGI_GPIO_LED_ORANGE,
417 	},
418 	{
419 		.name			= "corgi:green:mail",
420 		.default_trigger	= "nand-disk",
421 		.gpio			= CORGI_GPIO_LED_GREEN,
422 	},
423 };
424 
425 static struct gpio_led_platform_data corgi_gpio_leds_info = {
426 	.leds		= corgi_gpio_leds,
427 	.num_leds	= ARRAY_SIZE(corgi_gpio_leds),
428 };
429 
430 static struct platform_device corgiled_device = {
431 	.name		= "leds-gpio",
432 	.id		= -1,
433 	.dev		= {
434 		.platform_data = &corgi_gpio_leds_info,
435 	},
436 };
437 
438 /*
439  * Corgi Audio
440  */
441 static struct platform_device corgi_audio_device = {
442 	.name	= "corgi-audio",
443 	.id	= -1,
444 };
445 
446 /*
447  * MMC/SD Device
448  *
449  * The card detect interrupt isn't debounced so we delay it by 250ms
450  * to give the card a chance to fully insert/eject.
451  */
452 static struct pxamci_platform_data corgi_mci_platform_data = {
453 	.detect_delay_ms	= 250,
454 	.ocr_mask		= MMC_VDD_32_33|MMC_VDD_33_34,
455 	.gpio_card_detect	= CORGI_GPIO_nSD_DETECT,
456 	.gpio_card_ro		= CORGI_GPIO_nSD_WP,
457 	.gpio_power		= CORGI_GPIO_SD_PWR,
458 };
459 
460 
461 /*
462  * Irda
463  */
464 static struct pxaficp_platform_data corgi_ficp_platform_data = {
465 	.gpio_pwdown		= CORGI_GPIO_IR_ON,
466 	.transceiver_cap	= IR_SIRMODE | IR_OFF,
467 };
468 
469 
470 /*
471  * USB Device Controller
472  */
473 static struct pxa2xx_udc_mach_info udc_info __initdata = {
474 	/* no connect GPIO; corgi can't tell connection status */
475 	.gpio_pullup		= CORGI_GPIO_USB_PULLUP,
476 };
477 
478 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MASTER)
479 static struct pxa2xx_spi_master corgi_spi_info = {
480 	.num_chipselect	= 3,
481 };
482 
corgi_wait_for_hsync(void)483 static void corgi_wait_for_hsync(void)
484 {
485 	while (gpio_get_value(CORGI_GPIO_HSYNC))
486 		cpu_relax();
487 
488 	while (!gpio_get_value(CORGI_GPIO_HSYNC))
489 		cpu_relax();
490 }
491 
492 static struct ads7846_platform_data corgi_ads7846_info = {
493 	.model			= 7846,
494 	.vref_delay_usecs	= 100,
495 	.x_plate_ohms		= 419,
496 	.y_plate_ohms		= 486,
497 	.gpio_pendown		= CORGI_GPIO_TP_INT,
498 	.wait_for_sync		= corgi_wait_for_hsync,
499 };
500 
501 static struct pxa2xx_spi_chip corgi_ads7846_chip = {
502 	.gpio_cs	= CORGI_GPIO_ADS7846_CS,
503 };
504 
corgi_bl_kick_battery(void)505 static void corgi_bl_kick_battery(void)
506 {
507 	void (*kick_batt)(void);
508 
509 	kick_batt = symbol_get(sharpsl_battery_kick);
510 	if (kick_batt) {
511 		kick_batt();
512 		symbol_put(sharpsl_battery_kick);
513 	}
514 }
515 
516 static struct corgi_lcd_platform_data corgi_lcdcon_info = {
517 	.init_mode		= CORGI_LCD_MODE_VGA,
518 	.max_intensity		= 0x2f,
519 	.default_intensity	= 0x1f,
520 	.limit_mask		= 0x0b,
521 	.gpio_backlight_cont	= CORGI_GPIO_BACKLIGHT_CONT,
522 	.gpio_backlight_on	= -1,
523 	.kick_battery		= corgi_bl_kick_battery,
524 };
525 
526 static struct pxa2xx_spi_chip corgi_lcdcon_chip = {
527 	.gpio_cs	= CORGI_GPIO_LCDCON_CS,
528 };
529 
530 static struct pxa2xx_spi_chip corgi_max1111_chip = {
531 	.gpio_cs	= CORGI_GPIO_MAX1111_CS,
532 };
533 
534 static struct spi_board_info corgi_spi_devices[] = {
535 	{
536 		.modalias	= "ads7846",
537 		.max_speed_hz	= 1200000,
538 		.bus_num	= 1,
539 		.chip_select	= 0,
540 		.platform_data	= &corgi_ads7846_info,
541 		.controller_data= &corgi_ads7846_chip,
542 		.irq		= PXA_GPIO_TO_IRQ(CORGI_GPIO_TP_INT),
543 	}, {
544 		.modalias	= "corgi-lcd",
545 		.max_speed_hz	= 50000,
546 		.bus_num	= 1,
547 		.chip_select	= 1,
548 		.platform_data	= &corgi_lcdcon_info,
549 		.controller_data= &corgi_lcdcon_chip,
550 	}, {
551 		.modalias	= "max1111",
552 		.max_speed_hz	= 450000,
553 		.bus_num	= 1,
554 		.chip_select	= 2,
555 		.controller_data= &corgi_max1111_chip,
556 	},
557 };
558 
corgi_init_spi(void)559 static void __init corgi_init_spi(void)
560 {
561 	pxa2xx_set_spi_info(1, &corgi_spi_info);
562 	spi_register_board_info(ARRAY_AND_SIZE(corgi_spi_devices));
563 }
564 #else
corgi_init_spi(void)565 static inline void corgi_init_spi(void) {}
566 #endif
567 
568 static struct mtd_partition sharpsl_nand_partitions[] = {
569 	{
570 		.name = "System Area",
571 		.offset = 0,
572 		.size = 7 * 1024 * 1024,
573 	},
574 	{
575 		.name = "Root Filesystem",
576 		.offset = 7 * 1024 * 1024,
577 		.size = 25 * 1024 * 1024,
578 	},
579 	{
580 		.name = "Home Filesystem",
581 		.offset = MTDPART_OFS_APPEND,
582 		.size = MTDPART_SIZ_FULL,
583 	},
584 };
585 
586 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
587 
588 static struct nand_bbt_descr sharpsl_bbt = {
589 	.options = 0,
590 	.offs = 4,
591 	.len = 2,
592 	.pattern = scan_ff_pattern
593 };
594 
595 static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = {
596 	.badblock_pattern	= &sharpsl_bbt,
597 	.partitions		= sharpsl_nand_partitions,
598 	.nr_partitions		= ARRAY_SIZE(sharpsl_nand_partitions),
599 };
600 
601 static struct resource sharpsl_nand_resources[] = {
602 	{
603 		.start	= 0x0C000000,
604 		.end	= 0x0C000FFF,
605 		.flags	= IORESOURCE_MEM,
606 	},
607 };
608 
609 static struct platform_device sharpsl_nand_device = {
610 	.name		= "sharpsl-nand",
611 	.id		= -1,
612 	.resource	= sharpsl_nand_resources,
613 	.num_resources	= ARRAY_SIZE(sharpsl_nand_resources),
614 	.dev.platform_data	= &sharpsl_nand_platform_data,
615 };
616 
617 static struct mtd_partition sharpsl_rom_parts[] = {
618 	{
619 		.name	="Boot PROM Filesystem",
620 		.offset	= 0x00120000,
621 		.size	= MTDPART_SIZ_FULL,
622 	},
623 };
624 
625 static struct physmap_flash_data sharpsl_rom_data = {
626 	.width		= 2,
627 	.nr_parts	= ARRAY_SIZE(sharpsl_rom_parts),
628 	.parts		= sharpsl_rom_parts,
629 };
630 
631 static struct resource sharpsl_rom_resources[] = {
632 	{
633 		.start	= 0x00000000,
634 		.end	= 0x007fffff,
635 		.flags	= IORESOURCE_MEM,
636 	},
637 };
638 
639 static struct platform_device sharpsl_rom_device = {
640 	.name	= "physmap-flash",
641 	.id	= -1,
642 	.resource = sharpsl_rom_resources,
643 	.num_resources = ARRAY_SIZE(sharpsl_rom_resources),
644 	.dev.platform_data = &sharpsl_rom_data,
645 };
646 
647 static struct platform_device *devices[] __initdata = {
648 	&corgiscoop_device,
649 	&corgifb_device,
650 	&corgikbd_device,
651 	&corgiled_device,
652 	&corgi_audio_device,
653 	&sharpsl_nand_device,
654 	&sharpsl_rom_device,
655 };
656 
657 static struct i2c_board_info __initdata corgi_i2c_devices[] = {
658 	{ I2C_BOARD_INFO("wm8731", 0x1b) },
659 };
660 
corgi_poweroff(void)661 static void corgi_poweroff(void)
662 {
663 	if (!machine_is_corgi())
664 		/* Green LED off tells the bootloader to halt */
665 		gpio_set_value(CORGI_GPIO_LED_GREEN, 0);
666 
667 	pxa_restart('h', NULL);
668 }
669 
corgi_restart(char mode,const char * cmd)670 static void corgi_restart(char mode, const char *cmd)
671 {
672 	if (!machine_is_corgi())
673 		/* Green LED on tells the bootloader to reboot */
674 		gpio_set_value(CORGI_GPIO_LED_GREEN, 1);
675 
676 	pxa_restart('h', cmd);
677 }
678 
corgi_init(void)679 static void __init corgi_init(void)
680 {
681 	pm_power_off = corgi_poweroff;
682 
683 	/* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
684 	PCFR |= PCFR_OPDE;
685 
686 	pxa2xx_mfp_config(ARRAY_AND_SIZE(corgi_pin_config));
687 
688 	/* allow wakeup from various GPIOs */
689 	gpio_set_wake(CORGI_GPIO_KEY_INT, 1);
690 	gpio_set_wake(CORGI_GPIO_WAKEUP, 1);
691 	gpio_set_wake(CORGI_GPIO_AC_IN, 1);
692 	gpio_set_wake(CORGI_GPIO_CHRG_FULL, 1);
693 
694 	if (!machine_is_corgi())
695 		gpio_set_wake(CORGI_GPIO_MAIN_BAT_LOW, 1);
696 
697 	pxa_set_ffuart_info(NULL);
698 	pxa_set_btuart_info(NULL);
699 	pxa_set_stuart_info(NULL);
700 
701 	corgi_init_spi();
702 
703  	pxa_set_udc_info(&udc_info);
704 	pxa_set_mci_info(&corgi_mci_platform_data);
705 	pxa_set_ficp_info(&corgi_ficp_platform_data);
706 	pxa_set_i2c_info(NULL);
707 	i2c_register_board_info(0, ARRAY_AND_SIZE(corgi_i2c_devices));
708 
709 	platform_scoop_config = &corgi_pcmcia_config;
710 
711 	if (machine_is_husky())
712 		sharpsl_nand_partitions[1].size = 53 * 1024 * 1024;
713 
714 	platform_add_devices(devices, ARRAY_SIZE(devices));
715 }
716 
fixup_corgi(struct tag * tags,char ** cmdline,struct meminfo * mi)717 static void __init fixup_corgi(struct tag *tags, char **cmdline,
718 			       struct meminfo *mi)
719 {
720 	sharpsl_save_param();
721 	mi->nr_banks=1;
722 	mi->bank[0].start = 0xa0000000;
723 	if (machine_is_corgi())
724 		mi->bank[0].size = (32*1024*1024);
725 	else
726 		mi->bank[0].size = (64*1024*1024);
727 }
728 
729 #ifdef CONFIG_MACH_CORGI
730 MACHINE_START(CORGI, "SHARP Corgi")
731 	.fixup		= fixup_corgi,
732 	.map_io		= pxa25x_map_io,
733 	.init_irq	= pxa25x_init_irq,
734 	.handle_irq	= pxa25x_handle_irq,
735 	.init_machine	= corgi_init,
736 	.timer		= &pxa_timer,
737 	.restart	= corgi_restart,
738 MACHINE_END
739 #endif
740 
741 #ifdef CONFIG_MACH_SHEPHERD
742 MACHINE_START(SHEPHERD, "SHARP Shepherd")
743 	.fixup		= fixup_corgi,
744 	.map_io		= pxa25x_map_io,
745 	.init_irq	= pxa25x_init_irq,
746 	.handle_irq	= pxa25x_handle_irq,
747 	.init_machine	= corgi_init,
748 	.timer		= &pxa_timer,
749 	.restart	= corgi_restart,
750 MACHINE_END
751 #endif
752 
753 #ifdef CONFIG_MACH_HUSKY
754 MACHINE_START(HUSKY, "SHARP Husky")
755 	.fixup		= fixup_corgi,
756 	.map_io		= pxa25x_map_io,
757 	.init_irq	= pxa25x_init_irq,
758 	.handle_irq	= pxa25x_handle_irq,
759 	.init_machine	= corgi_init,
760 	.timer		= &pxa_timer,
761 	.restart	= corgi_restart,
762 MACHINE_END
763 #endif
764 
765