ARM: pxa: Access SMEMC via virtual addresses
[linux-2.6.git] / arch / arm / mach-pxa / spitz.c
1 /*
2  * Support for Sharp SL-Cxx00 Series of PDAs
3  * Models: SL-C3000 (Spitz), SL-C1000 (Akita) and SL-C3100 (Borzoi)
4  *
5  * Copyright (c) 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/platform_device.h>
17 #include <linux/delay.h>
18 #include <linux/gpio_keys.h>
19 #include <linux/gpio.h>
20 #include <linux/leds.h>
21 #include <linux/i2c.h>
22 #include <linux/i2c/pca953x.h>
23 #include <linux/spi/spi.h>
24 #include <linux/spi/ads7846.h>
25 #include <linux/spi/corgi_lcd.h>
26 #include <linux/mtd/physmap.h>
27 #include <linux/mtd/sharpsl.h>
28 #include <linux/input/matrix_keypad.h>
29 #include <linux/regulator/machine.h>
30 #include <linux/io.h>
31
32 #include <asm/setup.h>
33 #include <asm/mach-types.h>
34 #include <asm/mach/arch.h>
35 #include <asm/mach/sharpsl_param.h>
36 #include <asm/hardware/scoop.h>
37
38 #include <mach/pxa27x.h>
39 #include <mach/pxa27x-udc.h>
40 #include <mach/reset.h>
41 #include <mach/irda.h>
42 #include <mach/mmc.h>
43 #include <mach/ohci.h>
44 #include <mach/pxafb.h>
45 #include <mach/pxa2xx_spi.h>
46 #include <mach/spitz.h>
47 #include <mach/sharpsl_pm.h>
48 #include <mach/smemc.h>
49
50 #include <plat/i2c.h>
51
52 #include "generic.h"
53 #include "devices.h"
54
55 /******************************************************************************
56  * Pin configuration
57  ******************************************************************************/
58 static unsigned long spitz_pin_config[] __initdata = {
59         /* Chip Selects */
60         GPIO78_nCS_2,   /* SCOOP #2 */
61         GPIO79_nCS_3,   /* NAND */
62         GPIO80_nCS_4,   /* SCOOP #1 */
63
64         /* LCD - 16bpp Active TFT */
65         GPIOxx_LCD_TFT_16BPP,
66
67         /* PC Card */
68         GPIO48_nPOE,
69         GPIO49_nPWE,
70         GPIO50_nPIOR,
71         GPIO51_nPIOW,
72         GPIO85_nPCE_1,
73         GPIO54_nPCE_2,
74         GPIO55_nPREG,
75         GPIO56_nPWAIT,
76         GPIO57_nIOIS16,
77         GPIO104_PSKTSEL,
78
79         /* I2S */
80         GPIO28_I2S_BITCLK_OUT,
81         GPIO29_I2S_SDATA_IN,
82         GPIO30_I2S_SDATA_OUT,
83         GPIO31_I2S_SYNC,
84
85         /* MMC */
86         GPIO32_MMC_CLK,
87         GPIO112_MMC_CMD,
88         GPIO92_MMC_DAT_0,
89         GPIO109_MMC_DAT_1,
90         GPIO110_MMC_DAT_2,
91         GPIO111_MMC_DAT_3,
92
93         /* GPIOs */
94         GPIO9_GPIO,     /* SPITZ_GPIO_nSD_DETECT */
95         GPIO16_GPIO,    /* SPITZ_GPIO_SYNC */
96         GPIO81_GPIO,    /* SPITZ_GPIO_nSD_WP */
97         GPIO41_GPIO,    /* SPITZ_GPIO_USB_CONNECT */
98         GPIO37_GPIO,    /* SPITZ_GPIO_USB_HOST */
99         GPIO35_GPIO,    /* SPITZ_GPIO_USB_DEVICE */
100         GPIO22_GPIO,    /* SPITZ_GPIO_HSYNC */
101         GPIO94_GPIO,    /* SPITZ_GPIO_CF_CD */
102         GPIO105_GPIO,   /* SPITZ_GPIO_CF_IRQ */
103         GPIO106_GPIO,   /* SPITZ_GPIO_CF2_IRQ */
104
105         /* GPIO matrix keypad */
106         GPIO88_GPIO,    /* column 0 */
107         GPIO23_GPIO,    /* column 1 */
108         GPIO24_GPIO,    /* column 2 */
109         GPIO25_GPIO,    /* column 3 */
110         GPIO26_GPIO,    /* column 4 */
111         GPIO27_GPIO,    /* column 5 */
112         GPIO52_GPIO,    /* column 6 */
113         GPIO103_GPIO,   /* column 7 */
114         GPIO107_GPIO,   /* column 8 */
115         GPIO108_GPIO,   /* column 9 */
116         GPIO114_GPIO,   /* column 10 */
117         GPIO12_GPIO,    /* row 0 */
118         GPIO17_GPIO,    /* row 1 */
119         GPIO91_GPIO,    /* row 2 */
120         GPIO34_GPIO,    /* row 3 */
121         GPIO36_GPIO,    /* row 4 */
122         GPIO38_GPIO,    /* row 5 */
123         GPIO39_GPIO,    /* row 6 */
124
125         /* I2C */
126         GPIO117_I2C_SCL,
127         GPIO118_I2C_SDA,
128
129         GPIO0_GPIO | WAKEUP_ON_EDGE_RISE,       /* SPITZ_GPIO_KEY_INT */
130         GPIO1_GPIO | WAKEUP_ON_EDGE_FALL,       /* SPITZ_GPIO_RESET */
131 };
132
133
134 /******************************************************************************
135  * Scoop GPIO expander
136  ******************************************************************************/
137 #if defined(CONFIG_SHARP_SCOOP) || defined(CONFIG_SHARP_SCOOP_MODULE)
138 /* SCOOP Device #1 */
139 static struct resource spitz_scoop_1_resources[] = {
140         [0] = {
141                 .start          = 0x10800000,
142                 .end            = 0x10800fff,
143                 .flags          = IORESOURCE_MEM,
144         },
145 };
146
147 static struct scoop_config spitz_scoop_1_setup = {
148         .io_dir         = SPITZ_SCP_IO_DIR,
149         .io_out         = SPITZ_SCP_IO_OUT,
150         .suspend_clr    = SPITZ_SCP_SUS_CLR,
151         .suspend_set    = SPITZ_SCP_SUS_SET,
152         .gpio_base      = SPITZ_SCP_GPIO_BASE,
153 };
154
155 struct platform_device spitz_scoop_1_device = {
156         .name           = "sharp-scoop",
157         .id             = 0,
158         .dev            = {
159                 .platform_data  = &spitz_scoop_1_setup,
160         },
161         .num_resources  = ARRAY_SIZE(spitz_scoop_1_resources),
162         .resource       = spitz_scoop_1_resources,
163 };
164
165 /* SCOOP Device #2 */
166 static struct resource spitz_scoop_2_resources[] = {
167         [0] = {
168                 .start          = 0x08800040,
169                 .end            = 0x08800fff,
170                 .flags          = IORESOURCE_MEM,
171         },
172 };
173
174 static struct scoop_config spitz_scoop_2_setup = {
175         .io_dir         = SPITZ_SCP2_IO_DIR,
176         .io_out         = SPITZ_SCP2_IO_OUT,
177         .suspend_clr    = SPITZ_SCP2_SUS_CLR,
178         .suspend_set    = SPITZ_SCP2_SUS_SET,
179         .gpio_base      = SPITZ_SCP2_GPIO_BASE,
180 };
181
182 struct platform_device spitz_scoop_2_device = {
183         .name           = "sharp-scoop",
184         .id             = 1,
185         .dev            = {
186                 .platform_data  = &spitz_scoop_2_setup,
187         },
188         .num_resources  = ARRAY_SIZE(spitz_scoop_2_resources),
189         .resource       = spitz_scoop_2_resources,
190 };
191
192 static void __init spitz_scoop_init(void)
193 {
194         platform_device_register(&spitz_scoop_1_device);
195
196         /* Akita doesn't have the second SCOOP chip */
197         if (!machine_is_akita())
198                 platform_device_register(&spitz_scoop_2_device);
199 }
200
201 /* Power control is shared with between one of the CF slots and SD */
202 static void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr)
203 {
204         unsigned short cpr;
205         unsigned long flags;
206
207         if (new_cpr & 0x7) {
208                 gpio_set_value(SPITZ_GPIO_CF_POWER, 1);
209                 mdelay(5);
210         }
211
212         local_irq_save(flags);
213
214         cpr = read_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR);
215
216         if (enable & new_cpr)
217                 cpr |= new_cpr;
218         else
219                 cpr &= ~enable;
220
221         write_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR, cpr);
222
223         local_irq_restore(flags);
224
225         if (!(cpr & 0x7)) {
226                 mdelay(1);
227                 gpio_set_value(SPITZ_GPIO_CF_POWER, 0);
228         }
229 }
230
231 #else
232 static inline void spitz_scoop_init(void) {}
233 static inline void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr) {}
234 #endif
235
236 /******************************************************************************
237  * PCMCIA
238  ******************************************************************************/
239 #if defined(CONFIG_PCMCIA_PXA2XX) || defined(CONFIG_PCMCIA_PXA2XX_MODULE)
240 static void spitz_pcmcia_pwr(struct device *scoop, uint16_t cpr, int nr)
241 {
242         /* Only need to override behaviour for slot 0 */
243         if (nr == 0)
244                 spitz_card_pwr_ctrl(
245                         cpr & (SCOOP_CPR_CF_3V | SCOOP_CPR_CF_XV), cpr);
246         else
247                 write_scoop_reg(scoop, SCOOP_CPR, cpr);
248 }
249
250 static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
251         {
252                 .dev            = &spitz_scoop_1_device.dev,
253                 .irq            = SPITZ_IRQ_GPIO_CF_IRQ,
254                 .cd_irq         = SPITZ_IRQ_GPIO_CF_CD,
255                 .cd_irq_str     = "PCMCIA0 CD",
256         }, {
257                 .dev            = &spitz_scoop_2_device.dev,
258                 .irq            = SPITZ_IRQ_GPIO_CF2_IRQ,
259                 .cd_irq         = -1,
260         },
261 };
262
263 static struct scoop_pcmcia_config spitz_pcmcia_config = {
264         .devs           = &spitz_pcmcia_scoop[0],
265         .num_devs       = 2,
266         .power_ctrl     = spitz_pcmcia_pwr,
267 };
268
269 static void __init spitz_pcmcia_init(void)
270 {
271         /* Akita has only one PCMCIA slot used */
272         if (machine_is_akita())
273                 spitz_pcmcia_config.num_devs = 1;
274
275         platform_scoop_config = &spitz_pcmcia_config;
276 }
277 #else
278 static inline void spitz_pcmcia_init(void) {}
279 #endif
280
281 /******************************************************************************
282  * GPIO keyboard
283  ******************************************************************************/
284 #if defined(CONFIG_KEYBOARD_MATRIX) || defined(CONFIG_KEYBOARD_MATRIX_MODULE)
285
286 #define SPITZ_KEY_CALENDAR      KEY_F1
287 #define SPITZ_KEY_ADDRESS       KEY_F2
288 #define SPITZ_KEY_FN            KEY_F3
289 #define SPITZ_KEY_CANCEL        KEY_F4
290 #define SPITZ_KEY_EXOK          KEY_F5
291 #define SPITZ_KEY_EXCANCEL      KEY_F6
292 #define SPITZ_KEY_EXJOGDOWN     KEY_F7
293 #define SPITZ_KEY_EXJOGUP       KEY_F8
294 #define SPITZ_KEY_JAP1          KEY_LEFTALT
295 #define SPITZ_KEY_JAP2          KEY_RIGHTCTRL
296 #define SPITZ_KEY_SYNC          KEY_F9
297 #define SPITZ_KEY_MAIL          KEY_F10
298 #define SPITZ_KEY_OK            KEY_F11
299 #define SPITZ_KEY_MENU          KEY_F12
300
301 static const uint32_t spitz_keymap[] = {
302         KEY(0, 0, KEY_LEFTCTRL),
303         KEY(0, 1, KEY_1),
304         KEY(0, 2, KEY_3),
305         KEY(0, 3, KEY_5),
306         KEY(0, 4, KEY_6),
307         KEY(0, 5, KEY_7),
308         KEY(0, 6, KEY_9),
309         KEY(0, 7, KEY_0),
310         KEY(0, 8, KEY_BACKSPACE),
311         KEY(0, 9, SPITZ_KEY_EXOK),      /* EXOK */
312         KEY(0, 10, SPITZ_KEY_EXCANCEL), /* EXCANCEL */
313         KEY(1, 1, KEY_2),
314         KEY(1, 2, KEY_4),
315         KEY(1, 3, KEY_R),
316         KEY(1, 4, KEY_Y),
317         KEY(1, 5, KEY_8),
318         KEY(1, 6, KEY_I),
319         KEY(1, 7, KEY_O),
320         KEY(1, 8, KEY_P),
321         KEY(1, 9, SPITZ_KEY_EXJOGDOWN), /* EXJOGDOWN */
322         KEY(1, 10, SPITZ_KEY_EXJOGUP),  /* EXJOGUP */
323         KEY(2, 0, KEY_TAB),
324         KEY(2, 1, KEY_Q),
325         KEY(2, 2, KEY_E),
326         KEY(2, 3, KEY_T),
327         KEY(2, 4, KEY_G),
328         KEY(2, 5, KEY_U),
329         KEY(2, 6, KEY_J),
330         KEY(2, 7, KEY_K),
331         KEY(3, 0, SPITZ_KEY_ADDRESS),   /* ADDRESS */
332         KEY(3, 1, KEY_W),
333         KEY(3, 2, KEY_S),
334         KEY(3, 3, KEY_F),
335         KEY(3, 4, KEY_V),
336         KEY(3, 5, KEY_H),
337         KEY(3, 6, KEY_M),
338         KEY(3, 7, KEY_L),
339         KEY(3, 9, KEY_RIGHTSHIFT),
340         KEY(4, 0, SPITZ_KEY_CALENDAR),  /* CALENDAR */
341         KEY(4, 1, KEY_A),
342         KEY(4, 2, KEY_D),
343         KEY(4, 3, KEY_C),
344         KEY(4, 4, KEY_B),
345         KEY(4, 5, KEY_N),
346         KEY(4, 6, KEY_DOT),
347         KEY(4, 8, KEY_ENTER),
348         KEY(4, 9, KEY_LEFTSHIFT),
349         KEY(5, 0, SPITZ_KEY_MAIL),      /* MAIL */
350         KEY(5, 1, KEY_Z),
351         KEY(5, 2, KEY_X),
352         KEY(5, 3, KEY_MINUS),
353         KEY(5, 4, KEY_SPACE),
354         KEY(5, 5, KEY_COMMA),
355         KEY(5, 7, KEY_UP),
356         KEY(5, 10, SPITZ_KEY_FN),       /* FN */
357         KEY(6, 0, KEY_SYSRQ),
358         KEY(6, 1, SPITZ_KEY_JAP1),      /* JAP1 */
359         KEY(6, 2, SPITZ_KEY_JAP2),      /* JAP2 */
360         KEY(6, 3, SPITZ_KEY_CANCEL),    /* CANCEL */
361         KEY(6, 4, SPITZ_KEY_OK),        /* OK */
362         KEY(6, 5, SPITZ_KEY_MENU),      /* MENU */
363         KEY(6, 6, KEY_LEFT),
364         KEY(6, 7, KEY_DOWN),
365         KEY(6, 8, KEY_RIGHT),
366 };
367
368 static const struct matrix_keymap_data spitz_keymap_data = {
369         .keymap         = spitz_keymap,
370         .keymap_size    = ARRAY_SIZE(spitz_keymap),
371 };
372
373 static const uint32_t spitz_row_gpios[] =
374                 { 12, 17, 91, 34, 36, 38, 39 };
375 static const uint32_t spitz_col_gpios[] =
376                 { 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114 };
377
378 static struct matrix_keypad_platform_data spitz_mkp_pdata = {
379         .keymap_data            = &spitz_keymap_data,
380         .row_gpios              = spitz_row_gpios,
381         .col_gpios              = spitz_col_gpios,
382         .num_row_gpios          = ARRAY_SIZE(spitz_row_gpios),
383         .num_col_gpios          = ARRAY_SIZE(spitz_col_gpios),
384         .col_scan_delay_us      = 10,
385         .debounce_ms            = 10,
386         .wakeup                 = 1,
387 };
388
389 static struct platform_device spitz_mkp_device = {
390         .name           = "matrix-keypad",
391         .id             = -1,
392         .dev            = {
393                 .platform_data  = &spitz_mkp_pdata,
394         },
395 };
396
397 static void __init spitz_mkp_init(void)
398 {
399         platform_device_register(&spitz_mkp_device);
400 }
401 #else
402 static inline void spitz_mkp_init(void) {}
403 #endif
404
405 /******************************************************************************
406  * GPIO keys
407  ******************************************************************************/
408 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
409 static struct gpio_keys_button spitz_gpio_keys[] = {
410         {
411                 .type   = EV_PWR,
412                 .code   = KEY_SUSPEND,
413                 .gpio   = SPITZ_GPIO_ON_KEY,
414                 .desc   = "On Off",
415                 .wakeup = 1,
416         },
417         /* Two buttons detecting the lid state */
418         {
419                 .type   = EV_SW,
420                 .code   = 0,
421                 .gpio   = SPITZ_GPIO_SWA,
422                 .desc   = "Display Down",
423         },
424         {
425                 .type   = EV_SW,
426                 .code   = 1,
427                 .gpio   = SPITZ_GPIO_SWB,
428                 .desc   = "Lid Closed",
429         },
430 };
431
432 static struct gpio_keys_platform_data spitz_gpio_keys_platform_data = {
433         .buttons        = spitz_gpio_keys,
434         .nbuttons       = ARRAY_SIZE(spitz_gpio_keys),
435 };
436
437 static struct platform_device spitz_gpio_keys_device = {
438         .name   = "gpio-keys",
439         .id     = -1,
440         .dev    = {
441                 .platform_data  = &spitz_gpio_keys_platform_data,
442         },
443 };
444
445 static void __init spitz_keys_init(void)
446 {
447         platform_device_register(&spitz_gpio_keys_device);
448 }
449 #else
450 static inline void spitz_keys_init(void) {}
451 #endif
452
453 /******************************************************************************
454  * LEDs
455  ******************************************************************************/
456 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
457 static struct gpio_led spitz_gpio_leds[] = {
458         {
459                 .name                   = "spitz:amber:charge",
460                 .default_trigger        = "sharpsl-charge",
461                 .gpio                   = SPITZ_GPIO_LED_ORANGE,
462         },
463         {
464                 .name                   = "spitz:green:hddactivity",
465                 .default_trigger        = "ide-disk",
466                 .gpio                   = SPITZ_GPIO_LED_GREEN,
467         },
468 };
469
470 static struct gpio_led_platform_data spitz_gpio_leds_info = {
471         .leds           = spitz_gpio_leds,
472         .num_leds       = ARRAY_SIZE(spitz_gpio_leds),
473 };
474
475 static struct platform_device spitz_led_device = {
476         .name           = "leds-gpio",
477         .id             = -1,
478         .dev            = {
479                 .platform_data  = &spitz_gpio_leds_info,
480         },
481 };
482
483 static void __init spitz_leds_init(void)
484 {
485         platform_device_register(&spitz_led_device);
486 }
487 #else
488 static inline void spitz_leds_init(void) {}
489 #endif
490
491 /******************************************************************************
492  * SSP Devices
493  ******************************************************************************/
494 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
495 static void spitz_ads7846_wait_for_hsync(void)
496 {
497         while (gpio_get_value(SPITZ_GPIO_HSYNC))
498                 cpu_relax();
499
500         while (!gpio_get_value(SPITZ_GPIO_HSYNC))
501                 cpu_relax();
502 }
503
504 static struct ads7846_platform_data spitz_ads7846_info = {
505         .model                  = 7846,
506         .vref_delay_usecs       = 100,
507         .x_plate_ohms           = 419,
508         .y_plate_ohms           = 486,
509         .pressure_max           = 1024,
510         .gpio_pendown           = SPITZ_GPIO_TP_INT,
511         .wait_for_sync          = spitz_ads7846_wait_for_hsync,
512 };
513
514 static struct pxa2xx_spi_chip spitz_ads7846_chip = {
515         .gpio_cs                = SPITZ_GPIO_ADS7846_CS,
516 };
517
518 static void spitz_bl_kick_battery(void)
519 {
520         void (*kick_batt)(void);
521
522         kick_batt = symbol_get(sharpsl_battery_kick);
523         if (kick_batt) {
524                 kick_batt();
525                 symbol_put(sharpsl_battery_kick);
526         }
527 }
528
529 static struct corgi_lcd_platform_data spitz_lcdcon_info = {
530         .init_mode              = CORGI_LCD_MODE_VGA,
531         .max_intensity          = 0x2f,
532         .default_intensity      = 0x1f,
533         .limit_mask             = 0x0b,
534         .gpio_backlight_cont    = SPITZ_GPIO_BACKLIGHT_CONT,
535         .gpio_backlight_on      = SPITZ_GPIO_BACKLIGHT_ON,
536         .kick_battery           = spitz_bl_kick_battery,
537 };
538
539 static struct pxa2xx_spi_chip spitz_lcdcon_chip = {
540         .gpio_cs        = SPITZ_GPIO_LCDCON_CS,
541 };
542
543 static struct pxa2xx_spi_chip spitz_max1111_chip = {
544         .gpio_cs        = SPITZ_GPIO_MAX1111_CS,
545 };
546
547 static struct spi_board_info spitz_spi_devices[] = {
548         {
549                 .modalias               = "ads7846",
550                 .max_speed_hz           = 1200000,
551                 .bus_num                = 2,
552                 .chip_select            = 0,
553                 .platform_data          = &spitz_ads7846_info,
554                 .controller_data        = &spitz_ads7846_chip,
555                 .irq                    = gpio_to_irq(SPITZ_GPIO_TP_INT),
556         }, {
557                 .modalias               = "corgi-lcd",
558                 .max_speed_hz           = 50000,
559                 .bus_num                = 2,
560                 .chip_select            = 1,
561                 .platform_data          = &spitz_lcdcon_info,
562                 .controller_data        = &spitz_lcdcon_chip,
563         }, {
564                 .modalias               = "max1111",
565                 .max_speed_hz           = 450000,
566                 .bus_num                = 2,
567                 .chip_select            = 2,
568                 .controller_data        = &spitz_max1111_chip,
569         },
570 };
571
572 static struct pxa2xx_spi_master spitz_spi_info = {
573         .num_chipselect = 3,
574 };
575
576 static void __init spitz_spi_init(void)
577 {
578         struct corgi_lcd_platform_data *lcd_data = &spitz_lcdcon_info;
579
580         if (machine_is_akita()) {
581                 lcd_data->gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT;
582                 lcd_data->gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON;
583         }
584
585         pxa2xx_set_spi_info(2, &spitz_spi_info);
586         spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));
587 }
588 #else
589 static inline void spitz_spi_init(void) {}
590 #endif
591
592 /******************************************************************************
593  * SD/MMC card controller
594  ******************************************************************************/
595 #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
596 /*
597  * NOTE: The card detect interrupt isn't debounced so we delay it by 250ms to
598  * give the card a chance to fully insert/eject.
599  */
600 static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
601 {
602         struct pxamci_platform_data* p_d = dev->platform_data;
603
604         if ((1 << vdd) & p_d->ocr_mask)
605                 spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, SCOOP_CPR_SD_3V);
606         else
607                 spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, 0x0);
608 }
609
610 static struct pxamci_platform_data spitz_mci_platform_data = {
611         .detect_delay_ms        = 250,
612         .ocr_mask               = MMC_VDD_32_33|MMC_VDD_33_34,
613         .setpower               = spitz_mci_setpower,
614         .gpio_card_detect       = SPITZ_GPIO_nSD_DETECT,
615         .gpio_card_ro           = SPITZ_GPIO_nSD_WP,
616         .gpio_power             = -1,
617 };
618
619 static void __init spitz_mmc_init(void)
620 {
621         pxa_set_mci_info(&spitz_mci_platform_data);
622 }
623 #else
624 static inline void spitz_mmc_init(void) {}
625 #endif
626
627 /******************************************************************************
628  * USB Host
629  ******************************************************************************/
630 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
631 static int spitz_ohci_init(struct device *dev)
632 {
633         int err;
634
635         err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
636         if (err)
637                 return err;
638
639         /* Only Port 2 is connected, setup USB Port 2 Output Control Register */
640         UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
641
642         return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
643 }
644
645 static void spitz_ohci_exit(struct device *dev)
646 {
647         gpio_free(SPITZ_GPIO_USB_HOST);
648 }
649
650 static struct pxaohci_platform_data spitz_ohci_platform_data = {
651         .port_mode      = PMM_NPS_MODE,
652         .init           = spitz_ohci_init,
653         .exit           = spitz_ohci_exit,
654         .flags          = ENABLE_PORT_ALL | NO_OC_PROTECTION,
655         .power_budget   = 150,
656 };
657
658 static void __init spitz_uhc_init(void)
659 {
660         pxa_set_ohci_info(&spitz_ohci_platform_data);
661 }
662 #else
663 static inline void spitz_uhc_init(void) {}
664 #endif
665
666 /******************************************************************************
667  * IrDA
668  ******************************************************************************/
669 #if defined(CONFIG_PXA_FICP) || defined(CONFIG_PXA_FICP_MODULE)
670 static struct pxaficp_platform_data spitz_ficp_platform_data = {
671         .transceiver_cap        = IR_SIRMODE | IR_OFF,
672 };
673
674 static void __init spitz_irda_init(void)
675 {
676         if (machine_is_akita())
677                 spitz_ficp_platform_data.gpio_pwdown = AKITA_GPIO_IR_ON;
678         else
679                 spitz_ficp_platform_data.gpio_pwdown = SPITZ_GPIO_IR_ON;
680
681         pxa_set_ficp_info(&spitz_ficp_platform_data);
682 }
683 #else
684 static inline void spitz_irda_init(void) {}
685 #endif
686
687 /******************************************************************************
688  * Framebuffer
689  ******************************************************************************/
690 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
691 static struct pxafb_mode_info spitz_pxafb_modes[] = {
692         {
693                 .pixclock       = 19231,
694                 .xres           = 480,
695                 .yres           = 640,
696                 .bpp            = 16,
697                 .hsync_len      = 40,
698                 .left_margin    = 46,
699                 .right_margin   = 125,
700                 .vsync_len      = 3,
701                 .upper_margin   = 1,
702                 .lower_margin   = 0,
703                 .sync           = 0,
704         }, {
705                 .pixclock       = 134617,
706                 .xres           = 240,
707                 .yres           = 320,
708                 .bpp            = 16,
709                 .hsync_len      = 20,
710                 .left_margin    = 20,
711                 .right_margin   = 46,
712                 .vsync_len      = 2,
713                 .upper_margin   = 1,
714                 .lower_margin   = 0,
715                 .sync           = 0,
716         },
717 };
718
719 static struct pxafb_mach_info spitz_pxafb_info = {
720         .modes          = spitz_pxafb_modes,
721         .num_modes      = ARRAY_SIZE(spitz_pxafb_modes),
722         .fixed_modes    = 1,
723         .lcd_conn       = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING,
724 };
725
726 static void __init spitz_lcd_init(void)
727 {
728         set_pxa_fb_info(&spitz_pxafb_info);
729 }
730 #else
731 static inline void spitz_lcd_init(void) {}
732 #endif
733
734 /******************************************************************************
735  * Framebuffer
736  ******************************************************************************/
737 #if defined(CONFIG_MTD_NAND_SHARPSL) || defined(CONFIG_MTD_NAND_SHARPSL_MODULE)
738 static struct mtd_partition spitz_nand_partitions[] = {
739         {
740                 .name = "System Area",
741                 .offset = 0,
742                 .size = 7 * 1024 * 1024,
743         }, {
744                 .name = "Root Filesystem",
745                 .offset = 7 * 1024 * 1024,
746         }, {
747                 .name = "Home Filesystem",
748                 .offset = MTDPART_OFS_APPEND,
749                 .size = MTDPART_SIZ_FULL,
750         },
751 };
752
753 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
754
755 static struct nand_bbt_descr spitz_nand_bbt = {
756         .options        = 0,
757         .offs           = 4,
758         .len            = 2,
759         .pattern        = scan_ff_pattern
760 };
761
762 static struct nand_ecclayout akita_oobinfo = {
763         .oobfree        = { {0x08, 0x09} },
764         .eccbytes       = 24,
765         .eccpos         = {
766                         0x05, 0x01, 0x02, 0x03, 0x06, 0x07, 0x15, 0x11,
767                         0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23,
768                         0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37,
769         },
770 };
771
772 static struct sharpsl_nand_platform_data spitz_nand_pdata = {
773         .badblock_pattern       = &spitz_nand_bbt,
774         .partitions             = spitz_nand_partitions,
775         .nr_partitions          = ARRAY_SIZE(spitz_nand_partitions),
776 };
777
778 static struct resource spitz_nand_resources[] = {
779         {
780                 .start  = PXA_CS3_PHYS,
781                 .end    = PXA_CS3_PHYS + SZ_4K - 1,
782                 .flags  = IORESOURCE_MEM,
783         },
784 };
785
786 static struct platform_device spitz_nand_device = {
787         .name           = "sharpsl-nand",
788         .id             = -1,
789         .resource       = spitz_nand_resources,
790         .num_resources  = ARRAY_SIZE(spitz_nand_resources),
791         .dev            = {
792                 .platform_data  = &spitz_nand_pdata,
793         }
794 };
795
796 static void __init spitz_nand_init(void)
797 {
798         if (machine_is_spitz()) {
799                 spitz_nand_partitions[1].size = 5 * 1024 * 1024;
800         } else if (machine_is_akita()) {
801                 spitz_nand_partitions[1].size = 58 * 1024 * 1024;
802                 spitz_nand_bbt.len = 1;
803                 spitz_nand_pdata.ecc_layout = &akita_oobinfo;
804         } else if (machine_is_borzoi()) {
805                 spitz_nand_partitions[1].size = 32 * 1024 * 1024;
806                 spitz_nand_bbt.len = 1;
807                 spitz_nand_pdata.ecc_layout = &akita_oobinfo;
808         }
809
810         platform_device_register(&spitz_nand_device);
811 }
812 #else
813 static inline void spitz_nand_init(void) {}
814 #endif
815
816 /******************************************************************************
817  * NOR Flash
818  ******************************************************************************/
819 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
820 static struct mtd_partition spitz_rom_parts[] = {
821         {
822                 .name   ="Boot PROM Filesystem",
823                 .offset = 0x00140000,
824                 .size   = MTDPART_SIZ_FULL,
825         },
826 };
827
828 static struct physmap_flash_data spitz_rom_data = {
829         .width          = 2,
830         .nr_parts       = ARRAY_SIZE(spitz_rom_parts),
831         .parts          = spitz_rom_parts,
832 };
833
834 static struct resource spitz_rom_resources[] = {
835         {
836                 .start  = PXA_CS0_PHYS,
837                 .end    = PXA_CS0_PHYS + SZ_8M - 1,
838                 .flags  = IORESOURCE_MEM,
839         },
840 };
841
842 static struct platform_device spitz_rom_device = {
843         .name           = "physmap-flash",
844         .id             = -1,
845         .resource       = spitz_rom_resources,
846         .num_resources  = ARRAY_SIZE(spitz_rom_resources),
847         .dev            = {
848                 .platform_data  = &spitz_rom_data,
849         },
850 };
851
852 static void __init spitz_nor_init(void)
853 {
854         platform_device_register(&spitz_rom_device);
855 }
856 #else
857 static inline void spitz_nor_init(void) {}
858 #endif
859
860 /******************************************************************************
861  * GPIO expander
862  ******************************************************************************/
863 #if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
864 static struct pca953x_platform_data akita_pca953x_pdata = {
865         .gpio_base              = AKITA_IOEXP_GPIO_BASE,
866 };
867
868 static struct i2c_board_info spitz_i2c_devs[] = {
869         {
870                 .type           = "wm8750",
871                 .addr           = 0x1b,
872         }, {
873                 .type           = "max7310",
874                 .addr           = 0x18,
875                 .platform_data  = &akita_pca953x_pdata,
876         },
877 };
878
879 static struct regulator_consumer_supply isl6271a_consumers[] = {
880         {
881                 .supply = "vcc_core",
882         }
883 };
884
885 static struct regulator_init_data isl6271a_info[] = {
886         {
887                 .constraints = {
888                         .name           = "vcc_core range",
889                         .min_uV         = 850000,
890                         .max_uV         = 1600000,
891                         .always_on      = 1,
892                         .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
893                 },
894         .consumer_supplies      = isl6271a_consumers,
895         .num_consumer_supplies  = ARRAY_SIZE(isl6271a_consumers),
896         }
897 };
898
899 static struct i2c_board_info spitz_pi2c_devs[] = {
900         {
901                 .type           = "isl6271a",
902                 .addr           = 0x0c,
903                 .platform_data  = &isl6271a_info,
904         },
905 };
906
907 static void __init spitz_i2c_init(void)
908 {
909         int size = ARRAY_SIZE(spitz_i2c_devs);
910
911         /* Only Akita has the max7310 chip */
912         if (!machine_is_akita())
913                 size--;
914
915         pxa_set_i2c_info(NULL);
916         pxa27x_set_i2c_power_info(NULL);
917         i2c_register_board_info(0, spitz_i2c_devs, size);
918         i2c_register_board_info(1, ARRAY_AND_SIZE(spitz_pi2c_devs));
919 }
920 #else
921 static inline void spitz_i2c_init(void) {}
922 #endif
923
924 /******************************************************************************
925  * Machine init
926  ******************************************************************************/
927 static void spitz_poweroff(void)
928 {
929         arm_machine_restart('g', NULL);
930 }
931
932 static void spitz_restart(char mode, const char *cmd)
933 {
934         uint32_t msc0 = __raw_readl(MSC0);
935         /* Bootloader magic for a reboot */
936         if ((msc0 & 0xffff0000) == 0x7ff00000)
937                 __raw_writel((msc0 & 0xffff) | 0x7ee00000, MSC0);
938
939         spitz_poweroff();
940 }
941
942 static void __init spitz_init(void)
943 {
944         init_gpio_reset(SPITZ_GPIO_ON_RESET, 1, 0);
945         pm_power_off = spitz_poweroff;
946         arm_pm_restart = spitz_restart;
947
948         PMCR = 0x00;
949
950         /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
951         PCFR |= PCFR_OPDE;
952
953         pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));
954
955         pxa_set_ffuart_info(NULL);
956         pxa_set_btuart_info(NULL);
957         pxa_set_stuart_info(NULL);
958
959         spitz_spi_init();
960         spitz_scoop_init();
961         spitz_mkp_init();
962         spitz_keys_init();
963         spitz_leds_init();
964         spitz_mmc_init();
965         spitz_pcmcia_init();
966         spitz_irda_init();
967         spitz_uhc_init();
968         spitz_lcd_init();
969         spitz_nor_init();
970         spitz_nand_init();
971         spitz_i2c_init();
972 }
973
974 static void __init spitz_fixup(struct machine_desc *desc,
975                 struct tag *tags, char **cmdline, struct meminfo *mi)
976 {
977         sharpsl_save_param();
978         mi->nr_banks = 1;
979         mi->bank[0].start = 0xa0000000;
980         mi->bank[0].size = (64*1024*1024);
981 }
982
983 #ifdef CONFIG_MACH_SPITZ
984 MACHINE_START(SPITZ, "SHARP Spitz")
985         .fixup          = spitz_fixup,
986         .map_io         = pxa27x_map_io,
987         .init_irq       = pxa27x_init_irq,
988         .init_machine   = spitz_init,
989         .timer          = &pxa_timer,
990 MACHINE_END
991 #endif
992
993 #ifdef CONFIG_MACH_BORZOI
994 MACHINE_START(BORZOI, "SHARP Borzoi")
995         .fixup          = spitz_fixup,
996         .map_io         = pxa27x_map_io,
997         .init_irq       = pxa27x_init_irq,
998         .init_machine   = spitz_init,
999         .timer          = &pxa_timer,
1000 MACHINE_END
1001 #endif
1002
1003 #ifdef CONFIG_MACH_AKITA
1004 MACHINE_START(AKITA, "SHARP Akita")
1005         .fixup          = spitz_fixup,
1006         .map_io         = pxa27x_map_io,
1007         .init_irq       = pxa27x_init_irq,
1008         .init_machine   = spitz_init,
1009         .timer          = &pxa_timer,
1010 MACHINE_END
1011 #endif