Merge tag 'for-linus-20141102' of git://git.infradead.org/linux-mtd
[firefly-linux-kernel-4.4.55.git] / arch / arm / mach-pxa / corgi.c
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/gpio_keys.h>
36 #include <linux/module.h>
37 #include <linux/memblock.h>
38 #include <video/w100fb.h>
39
40 #include <asm/setup.h>
41 #include <asm/memory.h>
42 #include <asm/mach-types.h>
43 #include <mach/hardware.h>
44 #include <asm/irq.h>
45
46 #include <asm/mach/arch.h>
47 #include <asm/mach/map.h>
48 #include <asm/mach/irq.h>
49
50 #include <mach/pxa25x.h>
51 #include <linux/platform_data/irda-pxaficp.h>
52 #include <linux/platform_data/mmc-pxamci.h>
53 #include <mach/udc.h>
54 #include <mach/corgi.h>
55 #include <mach/sharpsl_pm.h>
56
57 #include <asm/mach/sharpsl_param.h>
58 #include <asm/hardware/scoop.h>
59
60 #include "generic.h"
61 #include "devices.h"
62
63 static unsigned long corgi_pin_config[] __initdata = {
64         /* Static Memory I/O */
65         GPIO78_nCS_2,   /* w100fb */
66         GPIO80_nCS_4,   /* scoop */
67
68         /* SSP1 */
69         GPIO23_SSP1_SCLK,
70         GPIO25_SSP1_TXD,
71         GPIO26_SSP1_RXD,
72         GPIO24_GPIO,    /* CORGI_GPIO_ADS7846_CS - SFRM as chip select */
73
74         /* I2S */
75         GPIO28_I2S_BITCLK_OUT,
76         GPIO29_I2S_SDATA_IN,
77         GPIO30_I2S_SDATA_OUT,
78         GPIO31_I2S_SYNC,
79         GPIO32_I2S_SYSCLK,
80
81         /* Infra-Red */
82         GPIO47_FICP_TXD,
83         GPIO46_FICP_RXD,
84
85         /* FFUART */
86         GPIO40_FFUART_DTR,
87         GPIO41_FFUART_RTS,
88         GPIO39_FFUART_TXD,
89         GPIO37_FFUART_DSR,
90         GPIO34_FFUART_RXD,
91         GPIO35_FFUART_CTS,
92
93         /* PC Card */
94         GPIO48_nPOE,
95         GPIO49_nPWE,
96         GPIO50_nPIOR,
97         GPIO51_nPIOW,
98         GPIO52_nPCE_1,
99         GPIO53_nPCE_2,
100         GPIO54_nPSKTSEL,
101         GPIO55_nPREG,
102         GPIO56_nPWAIT,
103         GPIO57_nIOIS16,
104
105         /* MMC */
106         GPIO6_MMC_CLK,
107         GPIO8_MMC_CS0,
108
109         /* GPIO Matrix Keypad */
110         GPIO66_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 0 */
111         GPIO67_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 1 */
112         GPIO68_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 2 */
113         GPIO69_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 3 */
114         GPIO70_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 4 */
115         GPIO71_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 5 */
116         GPIO72_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 6 */
117         GPIO73_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 7 */
118         GPIO74_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 8 */
119         GPIO75_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 9 */
120         GPIO76_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 10 */
121         GPIO77_GPIO | MFP_LPM_DRIVE_HIGH,       /* column 11 */
122         GPIO58_GPIO,    /* row 0 */
123         GPIO59_GPIO,    /* row 1 */
124         GPIO60_GPIO,    /* row 2 */
125         GPIO61_GPIO,    /* row 3 */
126         GPIO62_GPIO,    /* row 4 */
127         GPIO63_GPIO,    /* row 5 */
128         GPIO64_GPIO,    /* row 6 */
129         GPIO65_GPIO,    /* row 7 */
130
131         /* GPIO */
132         GPIO9_GPIO,                             /* CORGI_GPIO_nSD_DETECT */
133         GPIO7_GPIO,                             /* CORGI_GPIO_nSD_WP */
134         GPIO11_GPIO | WAKEUP_ON_EDGE_BOTH,      /* CORGI_GPIO_MAIN_BAT_{LOW,COVER} */
135         GPIO13_GPIO | MFP_LPM_KEEP_OUTPUT,      /* CORGI_GPIO_LED_ORANGE */
136         GPIO21_GPIO,                            /* CORGI_GPIO_ADC_TEMP */
137         GPIO22_GPIO,                            /* CORGI_GPIO_IR_ON */
138         GPIO33_GPIO,                            /* CORGI_GPIO_SD_PWR */
139         GPIO38_GPIO | MFP_LPM_KEEP_OUTPUT,      /* CORGI_GPIO_CHRG_ON */
140         GPIO43_GPIO | MFP_LPM_KEEP_OUTPUT,      /* CORGI_GPIO_CHRG_UKN */
141         GPIO44_GPIO,                            /* CORGI_GPIO_HSYNC */
142
143         GPIO0_GPIO | WAKEUP_ON_EDGE_BOTH,       /* CORGI_GPIO_KEY_INT */
144         GPIO1_GPIO | WAKEUP_ON_EDGE_RISE,       /* CORGI_GPIO_AC_IN */
145         GPIO3_GPIO | WAKEUP_ON_EDGE_BOTH,       /* CORGI_GPIO_WAKEUP */
146 };
147
148 /*
149  * Corgi SCOOP Device
150  */
151 static struct resource corgi_scoop_resources[] = {
152         [0] = {
153                 .start          = 0x10800000,
154                 .end            = 0x10800fff,
155                 .flags          = IORESOURCE_MEM,
156         },
157 };
158
159 static struct scoop_config corgi_scoop_setup = {
160         .io_dir         = CORGI_SCOOP_IO_DIR,
161         .io_out         = CORGI_SCOOP_IO_OUT,
162         .gpio_base      = CORGI_SCOOP_GPIO_BASE,
163 };
164
165 struct platform_device corgiscoop_device = {
166         .name           = "sharp-scoop",
167         .id             = -1,
168         .dev            = {
169                 .platform_data  = &corgi_scoop_setup,
170         },
171         .num_resources  = ARRAY_SIZE(corgi_scoop_resources),
172         .resource       = corgi_scoop_resources,
173 };
174
175 static struct scoop_pcmcia_dev corgi_pcmcia_scoop[] = {
176 {
177         .dev        = &corgiscoop_device.dev,
178         .irq        = CORGI_IRQ_GPIO_CF_IRQ,
179         .cd_irq     = CORGI_IRQ_GPIO_CF_CD,
180         .cd_irq_str = "PCMCIA0 CD",
181 },
182 };
183
184 static struct scoop_pcmcia_config corgi_pcmcia_config = {
185         .devs         = &corgi_pcmcia_scoop[0],
186         .num_devs     = 1,
187 };
188
189 static struct w100_mem_info corgi_fb_mem = {
190         .ext_cntl          = 0x00040003,
191         .sdram_mode_reg    = 0x00650021,
192         .ext_timing_cntl   = 0x10002a4a,
193         .io_cntl           = 0x7ff87012,
194         .size              = 0x1fffff,
195 };
196
197 static struct w100_gen_regs corgi_fb_regs = {
198         .lcd_format    = 0x00000003,
199         .lcdd_cntl1    = 0x01CC0000,
200         .lcdd_cntl2    = 0x0003FFFF,
201         .genlcd_cntl1  = 0x00FFFF0D,
202         .genlcd_cntl2  = 0x003F3003,
203         .genlcd_cntl3  = 0x000102aa,
204 };
205
206 static struct w100_gpio_regs corgi_fb_gpio = {
207         .init_data1   = 0x000000bf,
208         .init_data2   = 0x00000000,
209         .gpio_dir1    = 0x00000000,
210         .gpio_oe1     = 0x03c0feff,
211         .gpio_dir2    = 0x00000000,
212         .gpio_oe2     = 0x00000000,
213 };
214
215 static struct w100_mode corgi_fb_modes[] = {
216 {
217         .xres            = 480,
218         .yres            = 640,
219         .left_margin     = 0x56,
220         .right_margin    = 0x55,
221         .upper_margin    = 0x03,
222         .lower_margin    = 0x00,
223         .crtc_ss         = 0x82360056,
224         .crtc_ls         = 0xA0280000,
225         .crtc_gs         = 0x80280028,
226         .crtc_vpos_gs    = 0x02830002,
227         .crtc_rev        = 0x00400008,
228         .crtc_dclk       = 0xA0000000,
229         .crtc_gclk       = 0x8015010F,
230         .crtc_goe        = 0x80100110,
231         .crtc_ps1_active = 0x41060010,
232         .pll_freq        = 75,
233         .fast_pll_freq   = 100,
234         .sysclk_src      = CLK_SRC_PLL,
235         .sysclk_divider  = 0,
236         .pixclk_src      = CLK_SRC_PLL,
237         .pixclk_divider  = 2,
238         .pixclk_divider_rotated = 6,
239 },{
240         .xres            = 240,
241         .yres            = 320,
242         .left_margin     = 0x27,
243         .right_margin    = 0x2e,
244         .upper_margin    = 0x01,
245         .lower_margin    = 0x00,
246         .crtc_ss         = 0x81170027,
247         .crtc_ls         = 0xA0140000,
248         .crtc_gs         = 0xC0140014,
249         .crtc_vpos_gs    = 0x00010141,
250         .crtc_rev        = 0x00400008,
251         .crtc_dclk       = 0xA0000000,
252         .crtc_gclk       = 0x8015010F,
253         .crtc_goe        = 0x80100110,
254         .crtc_ps1_active = 0x41060010,
255         .pll_freq        = 0,
256         .fast_pll_freq   = 0,
257         .sysclk_src      = CLK_SRC_XTAL,
258         .sysclk_divider  = 0,
259         .pixclk_src      = CLK_SRC_XTAL,
260         .pixclk_divider  = 1,
261         .pixclk_divider_rotated = 1,
262 },
263
264 };
265
266 static struct w100fb_mach_info corgi_fb_info = {
267         .init_mode  = INIT_MODE_ROTATED,
268         .mem        = &corgi_fb_mem,
269         .regs       = &corgi_fb_regs,
270         .modelist   = &corgi_fb_modes[0],
271         .num_modes  = 2,
272         .gpio       = &corgi_fb_gpio,
273         .xtal_freq  = 12500000,
274         .xtal_dbl   = 0,
275 };
276
277 static struct resource corgi_fb_resources[] = {
278         [0] = {
279                 .start   = 0x08000000,
280                 .end     = 0x08ffffff,
281                 .flags   = IORESOURCE_MEM,
282         },
283 };
284
285 static struct platform_device corgifb_device = {
286         .name           = "w100fb",
287         .id             = -1,
288         .num_resources  = ARRAY_SIZE(corgi_fb_resources),
289         .resource       = corgi_fb_resources,
290         .dev            = {
291                 .platform_data = &corgi_fb_info,
292         },
293
294 };
295
296 /*
297  * Corgi Keyboard Device
298  */
299 #define CORGI_KEY_CALENDER      KEY_F1
300 #define CORGI_KEY_ADDRESS       KEY_F2
301 #define CORGI_KEY_FN            KEY_F3
302 #define CORGI_KEY_CANCEL        KEY_F4
303 #define CORGI_KEY_OFF           KEY_SUSPEND
304 #define CORGI_KEY_EXOK          KEY_F5
305 #define CORGI_KEY_EXCANCEL      KEY_F6
306 #define CORGI_KEY_EXJOGDOWN     KEY_F7
307 #define CORGI_KEY_EXJOGUP       KEY_F8
308 #define CORGI_KEY_JAP1          KEY_LEFTCTRL
309 #define CORGI_KEY_JAP2          KEY_LEFTALT
310 #define CORGI_KEY_MAIL          KEY_F10
311 #define CORGI_KEY_OK            KEY_F11
312 #define CORGI_KEY_MENU          KEY_F12
313
314 static const uint32_t corgikbd_keymap[] = {
315         KEY(0, 1, KEY_1),
316         KEY(0, 2, KEY_3),
317         KEY(0, 3, KEY_5),
318         KEY(0, 4, KEY_6),
319         KEY(0, 5, KEY_7),
320         KEY(0, 6, KEY_9),
321         KEY(0, 7, KEY_0),
322         KEY(0, 8, KEY_BACKSPACE),
323         KEY(1, 1, KEY_2),
324         KEY(1, 2, KEY_4),
325         KEY(1, 3, KEY_R),
326         KEY(1, 4, KEY_Y),
327         KEY(1, 5, KEY_8),
328         KEY(1, 6, KEY_I),
329         KEY(1, 7, KEY_O),
330         KEY(1, 8, KEY_P),
331         KEY(2, 0, KEY_TAB),
332         KEY(2, 1, KEY_Q),
333         KEY(2, 2, KEY_E),
334         KEY(2, 3, KEY_T),
335         KEY(2, 4, KEY_G),
336         KEY(2, 5, KEY_U),
337         KEY(2, 6, KEY_J),
338         KEY(2, 7, KEY_K),
339         KEY(3, 0, CORGI_KEY_CALENDER),
340         KEY(3, 1, KEY_W),
341         KEY(3, 2, KEY_S),
342         KEY(3, 3, KEY_F),
343         KEY(3, 4, KEY_V),
344         KEY(3, 5, KEY_H),
345         KEY(3, 6, KEY_M),
346         KEY(3, 7, KEY_L),
347         KEY(3, 9, KEY_RIGHTSHIFT),
348         KEY(4, 0, CORGI_KEY_ADDRESS),
349         KEY(4, 1, KEY_A),
350         KEY(4, 2, KEY_D),
351         KEY(4, 3, KEY_C),
352         KEY(4, 4, KEY_B),
353         KEY(4, 5, KEY_N),
354         KEY(4, 6, KEY_DOT),
355         KEY(4, 8, KEY_ENTER),
356         KEY(4, 10, KEY_LEFTSHIFT),
357         KEY(5, 0, CORGI_KEY_MAIL),
358         KEY(5, 1, KEY_Z),
359         KEY(5, 2, KEY_X),
360         KEY(5, 3, KEY_MINUS),
361         KEY(5, 4, KEY_SPACE),
362         KEY(5, 5, KEY_COMMA),
363         KEY(5, 7, KEY_UP),
364         KEY(5, 11, CORGI_KEY_FN),
365         KEY(6, 0, KEY_SYSRQ),
366         KEY(6, 1, CORGI_KEY_JAP1),
367         KEY(6, 2, CORGI_KEY_JAP2),
368         KEY(6, 3, CORGI_KEY_CANCEL),
369         KEY(6, 4, CORGI_KEY_OK),
370         KEY(6, 5, CORGI_KEY_MENU),
371         KEY(6, 6, KEY_LEFT),
372         KEY(6, 7, KEY_DOWN),
373         KEY(6, 8, KEY_RIGHT),
374         KEY(7, 0, CORGI_KEY_OFF),
375         KEY(7, 1, CORGI_KEY_EXOK),
376         KEY(7, 2, CORGI_KEY_EXCANCEL),
377         KEY(7, 3, CORGI_KEY_EXJOGDOWN),
378         KEY(7, 4, CORGI_KEY_EXJOGUP),
379 };
380
381 static struct matrix_keymap_data corgikbd_keymap_data = {
382         .keymap         = corgikbd_keymap,
383         .keymap_size    = ARRAY_SIZE(corgikbd_keymap),
384 };
385
386 static const int corgikbd_row_gpios[] =
387                 { 58, 59, 60, 61, 62, 63, 64, 65 };
388 static const int corgikbd_col_gpios[] =
389                 { 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77 };
390
391 static struct matrix_keypad_platform_data corgikbd_pdata = {
392         .keymap_data            = &corgikbd_keymap_data,
393         .row_gpios              = corgikbd_row_gpios,
394         .col_gpios              = corgikbd_col_gpios,
395         .num_row_gpios          = ARRAY_SIZE(corgikbd_row_gpios),
396         .num_col_gpios          = ARRAY_SIZE(corgikbd_col_gpios),
397         .col_scan_delay_us      = 10,
398         .debounce_ms            = 10,
399         .wakeup                 = 1,
400 };
401
402 static struct platform_device corgikbd_device = {
403         .name           = "matrix-keypad",
404         .id             = -1,
405         .dev            = {
406                 .platform_data = &corgikbd_pdata,
407         },
408 };
409
410 static struct gpio_keys_button corgi_gpio_keys[] = {
411         {
412                 .type   = EV_SW,
413                 .code   = SW_LID,
414                 .gpio   = CORGI_GPIO_SWA,
415                 .desc   = "Lid close switch",
416                 .debounce_interval = 500,
417         },
418         {
419                 .type   = EV_SW,
420                 .code   = SW_TABLET_MODE,
421                 .gpio   = CORGI_GPIO_SWB,
422                 .desc   = "Tablet mode switch",
423                 .debounce_interval = 500,
424         },
425         {
426                 .type   = EV_SW,
427                 .code   = SW_HEADPHONE_INSERT,
428                 .gpio   = CORGI_GPIO_AK_INT,
429                 .desc   = "HeadPhone insert",
430                 .debounce_interval = 500,
431         },
432 };
433
434 static struct gpio_keys_platform_data corgi_gpio_keys_platform_data = {
435         .buttons        = corgi_gpio_keys,
436         .nbuttons       = ARRAY_SIZE(corgi_gpio_keys),
437         .poll_interval  = 250,
438 };
439
440 static struct platform_device corgi_gpio_keys_device = {
441         .name   = "gpio-keys-polled",
442         .id     = -1,
443         .dev    = {
444                 .platform_data  = &corgi_gpio_keys_platform_data,
445         },
446 };
447
448 /*
449  * Corgi LEDs
450  */
451 static struct gpio_led corgi_gpio_leds[] = {
452         {
453                 .name                   = "corgi:amber:charge",
454                 .default_trigger        = "sharpsl-charge",
455                 .gpio                   = CORGI_GPIO_LED_ORANGE,
456         },
457         {
458                 .name                   = "corgi:green:mail",
459                 .default_trigger        = "nand-disk",
460                 .gpio                   = CORGI_GPIO_LED_GREEN,
461         },
462 };
463
464 static struct gpio_led_platform_data corgi_gpio_leds_info = {
465         .leds           = corgi_gpio_leds,
466         .num_leds       = ARRAY_SIZE(corgi_gpio_leds),
467 };
468
469 static struct platform_device corgiled_device = {
470         .name           = "leds-gpio",
471         .id             = -1,
472         .dev            = {
473                 .platform_data = &corgi_gpio_leds_info,
474         },
475 };
476
477 /*
478  * Corgi Audio
479  */
480 static struct platform_device corgi_audio_device = {
481         .name   = "corgi-audio",
482         .id     = -1,
483 };
484
485 /*
486  * MMC/SD Device
487  *
488  * The card detect interrupt isn't debounced so we delay it by 250ms
489  * to give the card a chance to fully insert/eject.
490  */
491 static struct pxamci_platform_data corgi_mci_platform_data = {
492         .detect_delay_ms        = 250,
493         .ocr_mask               = MMC_VDD_32_33|MMC_VDD_33_34,
494         .gpio_card_detect       = CORGI_GPIO_nSD_DETECT,
495         .gpio_card_ro           = CORGI_GPIO_nSD_WP,
496         .gpio_power             = CORGI_GPIO_SD_PWR,
497 };
498
499
500 /*
501  * Irda
502  */
503 static struct pxaficp_platform_data corgi_ficp_platform_data = {
504         .gpio_pwdown            = CORGI_GPIO_IR_ON,
505         .transceiver_cap        = IR_SIRMODE | IR_OFF,
506 };
507
508
509 /*
510  * USB Device Controller
511  */
512 static struct pxa2xx_udc_mach_info udc_info __initdata = {
513         /* no connect GPIO; corgi can't tell connection status */
514         .gpio_pullup            = CORGI_GPIO_USB_PULLUP,
515 };
516
517 #if IS_ENABLED(CONFIG_SPI_PXA2XX)
518 static struct pxa2xx_spi_master corgi_spi_info = {
519         .num_chipselect = 3,
520 };
521
522 static void corgi_wait_for_hsync(void)
523 {
524         while (gpio_get_value(CORGI_GPIO_HSYNC))
525                 cpu_relax();
526
527         while (!gpio_get_value(CORGI_GPIO_HSYNC))
528                 cpu_relax();
529 }
530
531 static struct ads7846_platform_data corgi_ads7846_info = {
532         .model                  = 7846,
533         .vref_delay_usecs       = 100,
534         .x_plate_ohms           = 419,
535         .y_plate_ohms           = 486,
536         .gpio_pendown           = CORGI_GPIO_TP_INT,
537         .wait_for_sync          = corgi_wait_for_hsync,
538 };
539
540 static struct pxa2xx_spi_chip corgi_ads7846_chip = {
541         .gpio_cs        = CORGI_GPIO_ADS7846_CS,
542 };
543
544 static void corgi_bl_kick_battery(void)
545 {
546         void (*kick_batt)(void);
547
548         kick_batt = symbol_get(sharpsl_battery_kick);
549         if (kick_batt) {
550                 kick_batt();
551                 symbol_put(sharpsl_battery_kick);
552         }
553 }
554
555 static struct corgi_lcd_platform_data corgi_lcdcon_info = {
556         .init_mode              = CORGI_LCD_MODE_VGA,
557         .max_intensity          = 0x2f,
558         .default_intensity      = 0x1f,
559         .limit_mask             = 0x0b,
560         .gpio_backlight_cont    = CORGI_GPIO_BACKLIGHT_CONT,
561         .gpio_backlight_on      = -1,
562         .kick_battery           = corgi_bl_kick_battery,
563 };
564
565 static struct pxa2xx_spi_chip corgi_lcdcon_chip = {
566         .gpio_cs        = CORGI_GPIO_LCDCON_CS,
567 };
568
569 static struct pxa2xx_spi_chip corgi_max1111_chip = {
570         .gpio_cs        = CORGI_GPIO_MAX1111_CS,
571 };
572
573 static struct spi_board_info corgi_spi_devices[] = {
574         {
575                 .modalias       = "ads7846",
576                 .max_speed_hz   = 1200000,
577                 .bus_num        = 1,
578                 .chip_select    = 0,
579                 .platform_data  = &corgi_ads7846_info,
580                 .controller_data= &corgi_ads7846_chip,
581                 .irq            = PXA_GPIO_TO_IRQ(CORGI_GPIO_TP_INT),
582         }, {
583                 .modalias       = "corgi-lcd",
584                 .max_speed_hz   = 50000,
585                 .bus_num        = 1,
586                 .chip_select    = 1,
587                 .platform_data  = &corgi_lcdcon_info,
588                 .controller_data= &corgi_lcdcon_chip,
589         }, {
590                 .modalias       = "max1111",
591                 .max_speed_hz   = 450000,
592                 .bus_num        = 1,
593                 .chip_select    = 2,
594                 .controller_data= &corgi_max1111_chip,
595         },
596 };
597
598 static void __init corgi_init_spi(void)
599 {
600         pxa2xx_set_spi_info(1, &corgi_spi_info);
601         spi_register_board_info(ARRAY_AND_SIZE(corgi_spi_devices));
602 }
603 #else
604 static inline void corgi_init_spi(void) {}
605 #endif
606
607 static struct mtd_partition sharpsl_nand_partitions[] = {
608         {
609                 .name = "System Area",
610                 .offset = 0,
611                 .size = 7 * 1024 * 1024,
612         },
613         {
614                 .name = "Root Filesystem",
615                 .offset = 7 * 1024 * 1024,
616                 .size = 25 * 1024 * 1024,
617         },
618         {
619                 .name = "Home Filesystem",
620                 .offset = MTDPART_OFS_APPEND,
621                 .size = MTDPART_SIZ_FULL,
622         },
623 };
624
625 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
626
627 static struct nand_bbt_descr sharpsl_bbt = {
628         .options = 0,
629         .offs = 4,
630         .len = 2,
631         .pattern = scan_ff_pattern
632 };
633
634 static struct sharpsl_nand_platform_data sharpsl_nand_platform_data = {
635         .badblock_pattern       = &sharpsl_bbt,
636         .partitions             = sharpsl_nand_partitions,
637         .nr_partitions          = ARRAY_SIZE(sharpsl_nand_partitions),
638 };
639
640 static struct resource sharpsl_nand_resources[] = {
641         {
642                 .start  = 0x0C000000,
643                 .end    = 0x0C000FFF,
644                 .flags  = IORESOURCE_MEM,
645         },
646 };
647
648 static struct platform_device sharpsl_nand_device = {
649         .name           = "sharpsl-nand",
650         .id             = -1,
651         .resource       = sharpsl_nand_resources,
652         .num_resources  = ARRAY_SIZE(sharpsl_nand_resources),
653         .dev.platform_data      = &sharpsl_nand_platform_data,
654 };
655
656 static struct mtd_partition sharpsl_rom_parts[] = {
657         {
658                 .name   ="Boot PROM Filesystem",
659                 .offset = 0x00120000,
660                 .size   = MTDPART_SIZ_FULL,
661         },
662 };
663
664 static struct physmap_flash_data sharpsl_rom_data = {
665         .width          = 2,
666         .nr_parts       = ARRAY_SIZE(sharpsl_rom_parts),
667         .parts          = sharpsl_rom_parts,
668 };
669
670 static struct resource sharpsl_rom_resources[] = {
671         {
672                 .start  = 0x00000000,
673                 .end    = 0x007fffff,
674                 .flags  = IORESOURCE_MEM,
675         },
676 };
677
678 static struct platform_device sharpsl_rom_device = {
679         .name   = "physmap-flash",
680         .id     = -1,
681         .resource = sharpsl_rom_resources,
682         .num_resources = ARRAY_SIZE(sharpsl_rom_resources),
683         .dev.platform_data = &sharpsl_rom_data,
684 };
685
686 static struct platform_device *devices[] __initdata = {
687         &corgiscoop_device,
688         &corgifb_device,
689         &corgi_gpio_keys_device,
690         &corgikbd_device,
691         &corgiled_device,
692         &corgi_audio_device,
693         &sharpsl_nand_device,
694         &sharpsl_rom_device,
695 };
696
697 static struct i2c_board_info __initdata corgi_i2c_devices[] = {
698         { I2C_BOARD_INFO("wm8731", 0x1b) },
699 };
700
701 static void corgi_poweroff(void)
702 {
703         if (!machine_is_corgi())
704                 /* Green LED off tells the bootloader to halt */
705                 gpio_set_value(CORGI_GPIO_LED_GREEN, 0);
706
707         pxa_restart(REBOOT_HARD, NULL);
708 }
709
710 static void corgi_restart(enum reboot_mode mode, const char *cmd)
711 {
712         if (!machine_is_corgi())
713                 /* Green LED on tells the bootloader to reboot */
714                 gpio_set_value(CORGI_GPIO_LED_GREEN, 1);
715
716         pxa_restart(REBOOT_HARD, cmd);
717 }
718
719 static void __init corgi_init(void)
720 {
721         pm_power_off = corgi_poweroff;
722
723         /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
724         PCFR |= PCFR_OPDE;
725
726         pxa2xx_mfp_config(ARRAY_AND_SIZE(corgi_pin_config));
727
728         /* allow wakeup from various GPIOs */
729         gpio_set_wake(CORGI_GPIO_KEY_INT, 1);
730         gpio_set_wake(CORGI_GPIO_WAKEUP, 1);
731         gpio_set_wake(CORGI_GPIO_AC_IN, 1);
732         gpio_set_wake(CORGI_GPIO_CHRG_FULL, 1);
733
734         if (!machine_is_corgi())
735                 gpio_set_wake(CORGI_GPIO_MAIN_BAT_LOW, 1);
736
737         pxa_set_ffuart_info(NULL);
738         pxa_set_btuart_info(NULL);
739         pxa_set_stuart_info(NULL);
740
741         corgi_init_spi();
742
743         pxa_set_udc_info(&udc_info);
744         pxa_set_mci_info(&corgi_mci_platform_data);
745         pxa_set_ficp_info(&corgi_ficp_platform_data);
746         pxa_set_i2c_info(NULL);
747         i2c_register_board_info(0, ARRAY_AND_SIZE(corgi_i2c_devices));
748
749         platform_scoop_config = &corgi_pcmcia_config;
750
751         if (machine_is_husky())
752                 sharpsl_nand_partitions[1].size = 53 * 1024 * 1024;
753
754         platform_add_devices(devices, ARRAY_SIZE(devices));
755 }
756
757 static void __init fixup_corgi(struct tag *tags, char **cmdline)
758 {
759         sharpsl_save_param();
760         if (machine_is_corgi())
761                 memblock_add(0xa0000000, SZ_32M);
762         else
763                 memblock_add(0xa0000000, SZ_64M);
764 }
765
766 #ifdef CONFIG_MACH_CORGI
767 MACHINE_START(CORGI, "SHARP Corgi")
768         .fixup          = fixup_corgi,
769         .map_io         = pxa25x_map_io,
770         .nr_irqs        = PXA_NR_IRQS,
771         .init_irq       = pxa25x_init_irq,
772         .handle_irq     = pxa25x_handle_irq,
773         .init_machine   = corgi_init,
774         .init_time      = pxa_timer_init,
775         .restart        = corgi_restart,
776 MACHINE_END
777 #endif
778
779 #ifdef CONFIG_MACH_SHEPHERD
780 MACHINE_START(SHEPHERD, "SHARP Shepherd")
781         .fixup          = fixup_corgi,
782         .map_io         = pxa25x_map_io,
783         .nr_irqs        = PXA_NR_IRQS,
784         .init_irq       = pxa25x_init_irq,
785         .handle_irq     = pxa25x_handle_irq,
786         .init_machine   = corgi_init,
787         .init_time      = pxa_timer_init,
788         .restart        = corgi_restart,
789 MACHINE_END
790 #endif
791
792 #ifdef CONFIG_MACH_HUSKY
793 MACHINE_START(HUSKY, "SHARP Husky")
794         .fixup          = fixup_corgi,
795         .map_io         = pxa25x_map_io,
796         .nr_irqs        = PXA_NR_IRQS,
797         .init_irq       = pxa25x_init_irq,
798         .handle_irq     = pxa25x_handle_irq,
799         .init_machine   = corgi_init,
800         .init_time      = pxa_timer_init,
801         .restart        = corgi_restart,
802 MACHINE_END
803 #endif
804