Merge tag 'arm-newsoc-5.9' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc
[linux-2.6-microblaze.git] / arch / arm / mach-pxa / spitz.c
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * Support for Sharp SL-Cxx00 Series of PDAs
4  * Models: SL-C3000 (Spitz), SL-C1000 (Akita) and SL-C3100 (Borzoi)
5  *
6  * Copyright (c) 2005 Richard Purdie
7  *
8  * Based on Sharp's 2.4 kernel patches/lubbock.c
9  */
10
11 #include <linux/kernel.h>
12 #include <linux/module.h>       /* symbol_get ; symbol_put */
13 #include <linux/platform_device.h>
14 #include <linux/delay.h>
15 #include <linux/gpio_keys.h>
16 #include <linux/gpio.h>
17 #include <linux/gpio/machine.h>
18 #include <linux/leds.h>
19 #include <linux/i2c.h>
20 #include <linux/platform_data/i2c-pxa.h>
21 #include <linux/platform_data/pca953x.h>
22 #include <linux/spi/spi.h>
23 #include <linux/spi/ads7846.h>
24 #include <linux/spi/corgi_lcd.h>
25 #include <linux/spi/pxa2xx_spi.h>
26 #include <linux/mtd/sharpsl.h>
27 #include <linux/mtd/physmap.h>
28 #include <linux/input/matrix_keypad.h>
29 #include <linux/regulator/machine.h>
30 #include <linux/io.h>
31 #include <linux/reboot.h>
32 #include <linux/memblock.h>
33
34 #include <asm/setup.h>
35 #include <asm/mach-types.h>
36 #include <asm/mach/arch.h>
37 #include <asm/mach/sharpsl_param.h>
38 #include <asm/hardware/scoop.h>
39
40 #include "pxa27x.h"
41 #include "pxa27x-udc.h"
42 #include <mach/reset.h>
43 #include <linux/platform_data/irda-pxaficp.h>
44 #include <linux/platform_data/mmc-pxamci.h>
45 #include <linux/platform_data/usb-ohci-pxa27x.h>
46 #include <linux/platform_data/video-pxafb.h>
47 #include <mach/spitz.h>
48 #include "sharpsl_pm.h"
49 #include <mach/smemc.h>
50
51 #include "generic.h"
52 #include "devices.h"
53
54 /******************************************************************************
55  * Pin configuration
56  ******************************************************************************/
57 static unsigned long spitz_pin_config[] __initdata = {
58         /* Chip Selects */
59         GPIO78_nCS_2,   /* SCOOP #2 */
60         GPIO79_nCS_3,   /* NAND */
61         GPIO80_nCS_4,   /* SCOOP #1 */
62
63         /* LCD - 16bpp Active TFT */
64         GPIOxx_LCD_TFT_16BPP,
65
66         /* PC Card */
67         GPIO48_nPOE,
68         GPIO49_nPWE,
69         GPIO50_nPIOR,
70         GPIO51_nPIOW,
71         GPIO85_nPCE_1,
72         GPIO54_nPCE_2,
73         GPIO55_nPREG,
74         GPIO56_nPWAIT,
75         GPIO57_nIOIS16,
76         GPIO104_PSKTSEL,
77
78         /* I2S */
79         GPIO28_I2S_BITCLK_OUT,
80         GPIO29_I2S_SDATA_IN,
81         GPIO30_I2S_SDATA_OUT,
82         GPIO31_I2S_SYNC,
83
84         /* MMC */
85         GPIO32_MMC_CLK,
86         GPIO112_MMC_CMD,
87         GPIO92_MMC_DAT_0,
88         GPIO109_MMC_DAT_1,
89         GPIO110_MMC_DAT_2,
90         GPIO111_MMC_DAT_3,
91
92         /* GPIOs */
93         GPIO9_GPIO,     /* SPITZ_GPIO_nSD_DETECT */
94         GPIO16_GPIO,    /* SPITZ_GPIO_SYNC */
95         GPIO81_GPIO,    /* SPITZ_GPIO_nSD_WP */
96         GPIO41_GPIO,    /* SPITZ_GPIO_USB_CONNECT */
97         GPIO37_GPIO,    /* SPITZ_GPIO_USB_HOST */
98         GPIO35_GPIO,    /* SPITZ_GPIO_USB_DEVICE */
99         GPIO22_GPIO,    /* SPITZ_GPIO_HSYNC */
100         GPIO94_GPIO,    /* SPITZ_GPIO_CF_CD */
101         GPIO105_GPIO,   /* SPITZ_GPIO_CF_IRQ */
102         GPIO106_GPIO,   /* SPITZ_GPIO_CF2_IRQ */
103
104         /* GPIO matrix keypad */
105         GPIO88_GPIO,    /* column 0 */
106         GPIO23_GPIO,    /* column 1 */
107         GPIO24_GPIO,    /* column 2 */
108         GPIO25_GPIO,    /* column 3 */
109         GPIO26_GPIO,    /* column 4 */
110         GPIO27_GPIO,    /* column 5 */
111         GPIO52_GPIO,    /* column 6 */
112         GPIO103_GPIO,   /* column 7 */
113         GPIO107_GPIO,   /* column 8 */
114         GPIO108_GPIO,   /* column 9 */
115         GPIO114_GPIO,   /* column 10 */
116         GPIO12_GPIO,    /* row 0 */
117         GPIO17_GPIO,    /* row 1 */
118         GPIO91_GPIO,    /* row 2 */
119         GPIO34_GPIO,    /* row 3 */
120         GPIO36_GPIO,    /* row 4 */
121         GPIO38_GPIO,    /* row 5 */
122         GPIO39_GPIO,    /* row 6 */
123
124         /* I2C */
125         GPIO117_I2C_SCL,
126         GPIO118_I2C_SDA,
127
128         GPIO0_GPIO | WAKEUP_ON_EDGE_RISE,       /* SPITZ_GPIO_KEY_INT */
129         GPIO1_GPIO | WAKEUP_ON_EDGE_FALL,       /* SPITZ_GPIO_RESET */
130 };
131
132
133 /******************************************************************************
134  * Scoop GPIO expander
135  ******************************************************************************/
136 #if defined(CONFIG_SHARP_SCOOP) || defined(CONFIG_SHARP_SCOOP_MODULE)
137 /* SCOOP Device #1 */
138 static struct resource spitz_scoop_1_resources[] = {
139         [0] = {
140                 .start          = 0x10800000,
141                 .end            = 0x10800fff,
142                 .flags          = IORESOURCE_MEM,
143         },
144 };
145
146 static struct scoop_config spitz_scoop_1_setup = {
147         .io_dir         = SPITZ_SCP_IO_DIR,
148         .io_out         = SPITZ_SCP_IO_OUT,
149         .suspend_clr    = SPITZ_SCP_SUS_CLR,
150         .suspend_set    = SPITZ_SCP_SUS_SET,
151         .gpio_base      = SPITZ_SCP_GPIO_BASE,
152 };
153
154 struct platform_device spitz_scoop_1_device = {
155         .name           = "sharp-scoop",
156         .id             = 0,
157         .dev            = {
158                 .platform_data  = &spitz_scoop_1_setup,
159         },
160         .num_resources  = ARRAY_SIZE(spitz_scoop_1_resources),
161         .resource       = spitz_scoop_1_resources,
162 };
163
164 /* SCOOP Device #2 */
165 static struct resource spitz_scoop_2_resources[] = {
166         [0] = {
167                 .start          = 0x08800040,
168                 .end            = 0x08800fff,
169                 .flags          = IORESOURCE_MEM,
170         },
171 };
172
173 static struct scoop_config spitz_scoop_2_setup = {
174         .io_dir         = SPITZ_SCP2_IO_DIR,
175         .io_out         = SPITZ_SCP2_IO_OUT,
176         .suspend_clr    = SPITZ_SCP2_SUS_CLR,
177         .suspend_set    = SPITZ_SCP2_SUS_SET,
178         .gpio_base      = SPITZ_SCP2_GPIO_BASE,
179 };
180
181 struct platform_device spitz_scoop_2_device = {
182         .name           = "sharp-scoop",
183         .id             = 1,
184         .dev            = {
185                 .platform_data  = &spitz_scoop_2_setup,
186         },
187         .num_resources  = ARRAY_SIZE(spitz_scoop_2_resources),
188         .resource       = spitz_scoop_2_resources,
189 };
190
191 static void __init spitz_scoop_init(void)
192 {
193         platform_device_register(&spitz_scoop_1_device);
194
195         /* Akita doesn't have the second SCOOP chip */
196         if (!machine_is_akita())
197                 platform_device_register(&spitz_scoop_2_device);
198 }
199
200 /* Power control is shared with between one of the CF slots and SD */
201 static void __maybe_unused spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr)
202 {
203         unsigned short cpr;
204         unsigned long flags;
205
206         if (new_cpr & 0x7) {
207                 gpio_set_value(SPITZ_GPIO_CF_POWER, 1);
208                 mdelay(5);
209         }
210
211         local_irq_save(flags);
212
213         cpr = read_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR);
214
215         if (enable & new_cpr)
216                 cpr |= new_cpr;
217         else
218                 cpr &= ~enable;
219
220         write_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR, cpr);
221
222         local_irq_restore(flags);
223
224         if (!(cpr & 0x7)) {
225                 mdelay(1);
226                 gpio_set_value(SPITZ_GPIO_CF_POWER, 0);
227         }
228 }
229
230 #else
231 static inline void spitz_scoop_init(void) {}
232 static inline void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr) {}
233 #endif
234
235 /******************************************************************************
236  * PCMCIA
237  ******************************************************************************/
238 #if defined(CONFIG_PCMCIA_PXA2XX) || defined(CONFIG_PCMCIA_PXA2XX_MODULE)
239 static void spitz_pcmcia_pwr(struct device *scoop, uint16_t cpr, int nr)
240 {
241         /* Only need to override behaviour for slot 0 */
242         if (nr == 0)
243                 spitz_card_pwr_ctrl(
244                         cpr & (SCOOP_CPR_CF_3V | SCOOP_CPR_CF_XV), cpr);
245         else
246                 write_scoop_reg(scoop, SCOOP_CPR, cpr);
247 }
248
249 static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
250         {
251                 .dev            = &spitz_scoop_1_device.dev,
252                 .irq            = SPITZ_IRQ_GPIO_CF_IRQ,
253                 .cd_irq         = SPITZ_IRQ_GPIO_CF_CD,
254                 .cd_irq_str     = "PCMCIA0 CD",
255         }, {
256                 .dev            = &spitz_scoop_2_device.dev,
257                 .irq            = SPITZ_IRQ_GPIO_CF2_IRQ,
258                 .cd_irq         = -1,
259         },
260 };
261
262 static struct scoop_pcmcia_config spitz_pcmcia_config = {
263         .devs           = &spitz_pcmcia_scoop[0],
264         .num_devs       = 2,
265         .power_ctrl     = spitz_pcmcia_pwr,
266 };
267
268 static void __init spitz_pcmcia_init(void)
269 {
270         /* Akita has only one PCMCIA slot used */
271         if (machine_is_akita())
272                 spitz_pcmcia_config.num_devs = 1;
273
274         platform_scoop_config = &spitz_pcmcia_config;
275 }
276 #else
277 static inline void spitz_pcmcia_init(void) {}
278 #endif
279
280 /******************************************************************************
281  * GPIO keyboard
282  ******************************************************************************/
283 #if defined(CONFIG_KEYBOARD_MATRIX) || defined(CONFIG_KEYBOARD_MATRIX_MODULE)
284
285 #define SPITZ_KEY_CALENDAR      KEY_F1
286 #define SPITZ_KEY_ADDRESS       KEY_F2
287 #define SPITZ_KEY_FN            KEY_F3
288 #define SPITZ_KEY_CANCEL        KEY_F4
289 #define SPITZ_KEY_EXOK          KEY_F5
290 #define SPITZ_KEY_EXCANCEL      KEY_F6
291 #define SPITZ_KEY_EXJOGDOWN     KEY_F7
292 #define SPITZ_KEY_EXJOGUP       KEY_F8
293 #define SPITZ_KEY_JAP1          KEY_LEFTALT
294 #define SPITZ_KEY_JAP2          KEY_RIGHTCTRL
295 #define SPITZ_KEY_SYNC          KEY_F9
296 #define SPITZ_KEY_MAIL          KEY_F10
297 #define SPITZ_KEY_OK            KEY_F11
298 #define SPITZ_KEY_MENU          KEY_F12
299
300 static const uint32_t spitz_keymap[] = {
301         KEY(0, 0, KEY_LEFTCTRL),
302         KEY(0, 1, KEY_1),
303         KEY(0, 2, KEY_3),
304         KEY(0, 3, KEY_5),
305         KEY(0, 4, KEY_6),
306         KEY(0, 5, KEY_7),
307         KEY(0, 6, KEY_9),
308         KEY(0, 7, KEY_0),
309         KEY(0, 8, KEY_BACKSPACE),
310         KEY(0, 9, SPITZ_KEY_EXOK),      /* EXOK */
311         KEY(0, 10, SPITZ_KEY_EXCANCEL), /* EXCANCEL */
312         KEY(1, 1, KEY_2),
313         KEY(1, 2, KEY_4),
314         KEY(1, 3, KEY_R),
315         KEY(1, 4, KEY_Y),
316         KEY(1, 5, KEY_8),
317         KEY(1, 6, KEY_I),
318         KEY(1, 7, KEY_O),
319         KEY(1, 8, KEY_P),
320         KEY(1, 9, SPITZ_KEY_EXJOGDOWN), /* EXJOGDOWN */
321         KEY(1, 10, SPITZ_KEY_EXJOGUP),  /* EXJOGUP */
322         KEY(2, 0, KEY_TAB),
323         KEY(2, 1, KEY_Q),
324         KEY(2, 2, KEY_E),
325         KEY(2, 3, KEY_T),
326         KEY(2, 4, KEY_G),
327         KEY(2, 5, KEY_U),
328         KEY(2, 6, KEY_J),
329         KEY(2, 7, KEY_K),
330         KEY(3, 0, SPITZ_KEY_ADDRESS),   /* ADDRESS */
331         KEY(3, 1, KEY_W),
332         KEY(3, 2, KEY_S),
333         KEY(3, 3, KEY_F),
334         KEY(3, 4, KEY_V),
335         KEY(3, 5, KEY_H),
336         KEY(3, 6, KEY_M),
337         KEY(3, 7, KEY_L),
338         KEY(3, 9, KEY_RIGHTSHIFT),
339         KEY(4, 0, SPITZ_KEY_CALENDAR),  /* CALENDAR */
340         KEY(4, 1, KEY_A),
341         KEY(4, 2, KEY_D),
342         KEY(4, 3, KEY_C),
343         KEY(4, 4, KEY_B),
344         KEY(4, 5, KEY_N),
345         KEY(4, 6, KEY_DOT),
346         KEY(4, 8, KEY_ENTER),
347         KEY(4, 9, KEY_LEFTSHIFT),
348         KEY(5, 0, SPITZ_KEY_MAIL),      /* MAIL */
349         KEY(5, 1, KEY_Z),
350         KEY(5, 2, KEY_X),
351         KEY(5, 3, KEY_MINUS),
352         KEY(5, 4, KEY_SPACE),
353         KEY(5, 5, KEY_COMMA),
354         KEY(5, 7, KEY_UP),
355         KEY(5, 10, SPITZ_KEY_FN),       /* FN */
356         KEY(6, 0, KEY_SYSRQ),
357         KEY(6, 1, SPITZ_KEY_JAP1),      /* JAP1 */
358         KEY(6, 2, SPITZ_KEY_JAP2),      /* JAP2 */
359         KEY(6, 3, SPITZ_KEY_CANCEL),    /* CANCEL */
360         KEY(6, 4, SPITZ_KEY_OK),        /* OK */
361         KEY(6, 5, SPITZ_KEY_MENU),      /* MENU */
362         KEY(6, 6, KEY_LEFT),
363         KEY(6, 7, KEY_DOWN),
364         KEY(6, 8, KEY_RIGHT),
365 };
366
367 static const struct matrix_keymap_data spitz_keymap_data = {
368         .keymap         = spitz_keymap,
369         .keymap_size    = ARRAY_SIZE(spitz_keymap),
370 };
371
372 static const uint32_t spitz_row_gpios[] =
373                 { 12, 17, 91, 34, 36, 38, 39 };
374 static const uint32_t spitz_col_gpios[] =
375                 { 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114 };
376
377 static struct matrix_keypad_platform_data spitz_mkp_pdata = {
378         .keymap_data            = &spitz_keymap_data,
379         .row_gpios              = spitz_row_gpios,
380         .col_gpios              = spitz_col_gpios,
381         .num_row_gpios          = ARRAY_SIZE(spitz_row_gpios),
382         .num_col_gpios          = ARRAY_SIZE(spitz_col_gpios),
383         .col_scan_delay_us      = 10,
384         .debounce_ms            = 10,
385         .wakeup                 = 1,
386 };
387
388 static struct platform_device spitz_mkp_device = {
389         .name           = "matrix-keypad",
390         .id             = -1,
391         .dev            = {
392                 .platform_data  = &spitz_mkp_pdata,
393         },
394 };
395
396 static void __init spitz_mkp_init(void)
397 {
398         platform_device_register(&spitz_mkp_device);
399 }
400 #else
401 static inline void spitz_mkp_init(void) {}
402 #endif
403
404 /******************************************************************************
405  * GPIO keys
406  ******************************************************************************/
407 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
408 static struct gpio_keys_button spitz_gpio_keys[] = {
409         {
410                 .type   = EV_PWR,
411                 .code   = KEY_SUSPEND,
412                 .gpio   = SPITZ_GPIO_ON_KEY,
413                 .desc   = "On Off",
414                 .wakeup = 1,
415         },
416         /* Two buttons detecting the lid state */
417         {
418                 .type   = EV_SW,
419                 .code   = 0,
420                 .gpio   = SPITZ_GPIO_SWA,
421                 .desc   = "Display Down",
422         },
423         {
424                 .type   = EV_SW,
425                 .code   = 1,
426                 .gpio   = SPITZ_GPIO_SWB,
427                 .desc   = "Lid Closed",
428         },
429 };
430
431 static struct gpio_keys_platform_data spitz_gpio_keys_platform_data = {
432         .buttons        = spitz_gpio_keys,
433         .nbuttons       = ARRAY_SIZE(spitz_gpio_keys),
434 };
435
436 static struct platform_device spitz_gpio_keys_device = {
437         .name   = "gpio-keys",
438         .id     = -1,
439         .dev    = {
440                 .platform_data  = &spitz_gpio_keys_platform_data,
441         },
442 };
443
444 static void __init spitz_keys_init(void)
445 {
446         platform_device_register(&spitz_gpio_keys_device);
447 }
448 #else
449 static inline void spitz_keys_init(void) {}
450 #endif
451
452 /******************************************************************************
453  * LEDs
454  ******************************************************************************/
455 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
456 static struct gpio_led spitz_gpio_leds[] = {
457         {
458                 .name                   = "spitz:amber:charge",
459                 .default_trigger        = "sharpsl-charge",
460                 .gpio                   = SPITZ_GPIO_LED_ORANGE,
461         },
462         {
463                 .name                   = "spitz:green:hddactivity",
464                 .default_trigger        = "disk-activity",
465                 .gpio                   = SPITZ_GPIO_LED_GREEN,
466         },
467 };
468
469 static struct gpio_led_platform_data spitz_gpio_leds_info = {
470         .leds           = spitz_gpio_leds,
471         .num_leds       = ARRAY_SIZE(spitz_gpio_leds),
472 };
473
474 static struct platform_device spitz_led_device = {
475         .name           = "leds-gpio",
476         .id             = -1,
477         .dev            = {
478                 .platform_data  = &spitz_gpio_leds_info,
479         },
480 };
481
482 static void __init spitz_leds_init(void)
483 {
484         platform_device_register(&spitz_led_device);
485 }
486 #else
487 static inline void spitz_leds_init(void) {}
488 #endif
489
490 /******************************************************************************
491  * SSP Devices
492  ******************************************************************************/
493 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
494 static void spitz_ads7846_wait_for_hsync(void)
495 {
496         while (gpio_get_value(SPITZ_GPIO_HSYNC))
497                 cpu_relax();
498
499         while (!gpio_get_value(SPITZ_GPIO_HSYNC))
500                 cpu_relax();
501 }
502
503 static struct ads7846_platform_data spitz_ads7846_info = {
504         .model                  = 7846,
505         .vref_delay_usecs       = 100,
506         .x_plate_ohms           = 419,
507         .y_plate_ohms           = 486,
508         .pressure_max           = 1024,
509         .gpio_pendown           = SPITZ_GPIO_TP_INT,
510         .wait_for_sync          = spitz_ads7846_wait_for_hsync,
511 };
512
513 static struct pxa2xx_spi_chip spitz_ads7846_chip = {
514         .gpio_cs                = SPITZ_GPIO_ADS7846_CS,
515 };
516
517 static void spitz_bl_kick_battery(void)
518 {
519         void (*kick_batt)(void);
520
521         kick_batt = symbol_get(sharpsl_battery_kick);
522         if (kick_batt) {
523                 kick_batt();
524                 symbol_put(sharpsl_battery_kick);
525         }
526 }
527
528 static struct gpiod_lookup_table spitz_lcdcon_gpio_table = {
529         .dev_id = "spi2.1",
530         .table = {
531                 GPIO_LOOKUP("gpio-pxa", SPITZ_GPIO_BACKLIGHT_CONT,
532                             "BL_CONT", GPIO_ACTIVE_LOW),
533                 GPIO_LOOKUP("gpio-pxa", SPITZ_GPIO_BACKLIGHT_ON,
534                             "BL_ON", GPIO_ACTIVE_HIGH),
535                 { },
536         },
537 };
538
539 static struct gpiod_lookup_table akita_lcdcon_gpio_table = {
540         .dev_id = "spi2.1",
541         .table = {
542                 GPIO_LOOKUP("gpio-pxa", AKITA_GPIO_BACKLIGHT_CONT,
543                             "BL_CONT", GPIO_ACTIVE_LOW),
544                 GPIO_LOOKUP("gpio-pxa", AKITA_GPIO_BACKLIGHT_ON,
545                             "BL_ON", GPIO_ACTIVE_HIGH),
546                 { },
547         },
548 };
549
550 static struct corgi_lcd_platform_data spitz_lcdcon_info = {
551         .init_mode              = CORGI_LCD_MODE_VGA,
552         .max_intensity          = 0x2f,
553         .default_intensity      = 0x1f,
554         .limit_mask             = 0x0b,
555         .kick_battery           = spitz_bl_kick_battery,
556 };
557
558 static struct pxa2xx_spi_chip spitz_lcdcon_chip = {
559         .gpio_cs        = SPITZ_GPIO_LCDCON_CS,
560 };
561
562 static struct pxa2xx_spi_chip spitz_max1111_chip = {
563         .gpio_cs        = SPITZ_GPIO_MAX1111_CS,
564 };
565
566 static struct spi_board_info spitz_spi_devices[] = {
567         {
568                 .modalias               = "ads7846",
569                 .max_speed_hz           = 1200000,
570                 .bus_num                = 2,
571                 .chip_select            = 0,
572                 .platform_data          = &spitz_ads7846_info,
573                 .controller_data        = &spitz_ads7846_chip,
574                 .irq                    = PXA_GPIO_TO_IRQ(SPITZ_GPIO_TP_INT),
575         }, {
576                 .modalias               = "corgi-lcd",
577                 .max_speed_hz           = 50000,
578                 .bus_num                = 2,
579                 .chip_select            = 1,
580                 .platform_data          = &spitz_lcdcon_info,
581                 .controller_data        = &spitz_lcdcon_chip,
582         }, {
583                 .modalias               = "max1111",
584                 .max_speed_hz           = 450000,
585                 .bus_num                = 2,
586                 .chip_select            = 2,
587                 .controller_data        = &spitz_max1111_chip,
588         },
589 };
590
591 static struct pxa2xx_spi_controller spitz_spi_info = {
592         .num_chipselect = 3,
593 };
594
595 static void __init spitz_spi_init(void)
596 {
597         if (machine_is_akita())
598                 gpiod_add_lookup_table(&akita_lcdcon_gpio_table);
599         else
600                 gpiod_add_lookup_table(&spitz_lcdcon_gpio_table);
601
602         pxa2xx_set_spi_info(2, &spitz_spi_info);
603         spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));
604 }
605 #else
606 static inline void spitz_spi_init(void) {}
607 #endif
608
609 /******************************************************************************
610  * SD/MMC card controller
611  ******************************************************************************/
612 #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
613 /*
614  * NOTE: The card detect interrupt isn't debounced so we delay it by 250ms to
615  * give the card a chance to fully insert/eject.
616  */
617 static int spitz_mci_setpower(struct device *dev, unsigned int vdd)
618 {
619         struct pxamci_platform_data* p_d = dev->platform_data;
620
621         if ((1 << vdd) & p_d->ocr_mask)
622                 spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, SCOOP_CPR_SD_3V);
623         else
624                 spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, 0x0);
625
626         return 0;
627 }
628
629 static struct pxamci_platform_data spitz_mci_platform_data = {
630         .detect_delay_ms        = 250,
631         .ocr_mask               = MMC_VDD_32_33|MMC_VDD_33_34,
632         .setpower               = spitz_mci_setpower,
633 };
634
635 static struct gpiod_lookup_table spitz_mci_gpio_table = {
636         .dev_id = "pxa2xx-mci.0",
637         .table = {
638                 GPIO_LOOKUP("gpio-pxa", SPITZ_GPIO_nSD_DETECT,
639                             "cd", GPIO_ACTIVE_LOW),
640                 GPIO_LOOKUP("gpio-pxa", SPITZ_GPIO_nSD_WP,
641                             "wp", GPIO_ACTIVE_LOW),
642                 { },
643         },
644 };
645
646 static void __init spitz_mmc_init(void)
647 {
648         gpiod_add_lookup_table(&spitz_mci_gpio_table);
649         pxa_set_mci_info(&spitz_mci_platform_data);
650 }
651 #else
652 static inline void spitz_mmc_init(void) {}
653 #endif
654
655 /******************************************************************************
656  * USB Host
657  ******************************************************************************/
658 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
659 static int spitz_ohci_init(struct device *dev)
660 {
661         int err;
662
663         err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
664         if (err)
665                 return err;
666
667         /* Only Port 2 is connected, setup USB Port 2 Output Control Register */
668         UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
669
670         return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
671 }
672
673 static void spitz_ohci_exit(struct device *dev)
674 {
675         gpio_free(SPITZ_GPIO_USB_HOST);
676 }
677
678 static struct pxaohci_platform_data spitz_ohci_platform_data = {
679         .port_mode      = PMM_NPS_MODE,
680         .init           = spitz_ohci_init,
681         .exit           = spitz_ohci_exit,
682         .flags          = ENABLE_PORT_ALL | NO_OC_PROTECTION,
683         .power_budget   = 150,
684 };
685
686 static void __init spitz_uhc_init(void)
687 {
688         pxa_set_ohci_info(&spitz_ohci_platform_data);
689 }
690 #else
691 static inline void spitz_uhc_init(void) {}
692 #endif
693
694 /******************************************************************************
695  * IrDA
696  ******************************************************************************/
697 #if defined(CONFIG_PXA_FICP) || defined(CONFIG_PXA_FICP_MODULE)
698 static struct pxaficp_platform_data spitz_ficp_platform_data = {
699         .transceiver_cap        = IR_SIRMODE | IR_OFF,
700 };
701
702 static void __init spitz_irda_init(void)
703 {
704         if (machine_is_akita())
705                 spitz_ficp_platform_data.gpio_pwdown = AKITA_GPIO_IR_ON;
706         else
707                 spitz_ficp_platform_data.gpio_pwdown = SPITZ_GPIO_IR_ON;
708
709         pxa_set_ficp_info(&spitz_ficp_platform_data);
710 }
711 #else
712 static inline void spitz_irda_init(void) {}
713 #endif
714
715 /******************************************************************************
716  * Framebuffer
717  ******************************************************************************/
718 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
719 static struct pxafb_mode_info spitz_pxafb_modes[] = {
720         {
721                 .pixclock       = 19231,
722                 .xres           = 480,
723                 .yres           = 640,
724                 .bpp            = 16,
725                 .hsync_len      = 40,
726                 .left_margin    = 46,
727                 .right_margin   = 125,
728                 .vsync_len      = 3,
729                 .upper_margin   = 1,
730                 .lower_margin   = 0,
731                 .sync           = 0,
732         }, {
733                 .pixclock       = 134617,
734                 .xres           = 240,
735                 .yres           = 320,
736                 .bpp            = 16,
737                 .hsync_len      = 20,
738                 .left_margin    = 20,
739                 .right_margin   = 46,
740                 .vsync_len      = 2,
741                 .upper_margin   = 1,
742                 .lower_margin   = 0,
743                 .sync           = 0,
744         },
745 };
746
747 static struct pxafb_mach_info spitz_pxafb_info = {
748         .modes          = spitz_pxafb_modes,
749         .num_modes      = ARRAY_SIZE(spitz_pxafb_modes),
750         .fixed_modes    = 1,
751         .lcd_conn       = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING,
752 };
753
754 static void __init spitz_lcd_init(void)
755 {
756         pxa_set_fb_info(NULL, &spitz_pxafb_info);
757 }
758 #else
759 static inline void spitz_lcd_init(void) {}
760 #endif
761
762 /******************************************************************************
763  * NAND Flash
764  ******************************************************************************/
765 #if defined(CONFIG_MTD_NAND_SHARPSL) || defined(CONFIG_MTD_NAND_SHARPSL_MODULE)
766 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
767
768 static struct nand_bbt_descr spitz_nand_bbt = {
769         .options        = 0,
770         .offs           = 4,
771         .len            = 2,
772         .pattern        = scan_ff_pattern
773 };
774
775 static int akita_ooblayout_ecc(struct mtd_info *mtd, int section,
776                                struct mtd_oob_region *oobregion)
777 {
778         if (section > 12)
779                 return -ERANGE;
780
781         switch (section % 3) {
782         case 0:
783                 oobregion->offset = 5;
784                 oobregion->length = 1;
785                 break;
786
787         case 1:
788                 oobregion->offset = 1;
789                 oobregion->length = 3;
790                 break;
791
792         case 2:
793                 oobregion->offset = 6;
794                 oobregion->length = 2;
795                 break;
796         }
797
798         oobregion->offset += (section / 3) * 0x10;
799
800         return 0;
801 }
802
803 static int akita_ooblayout_free(struct mtd_info *mtd, int section,
804                                 struct mtd_oob_region *oobregion)
805 {
806         if (section)
807                 return -ERANGE;
808
809         oobregion->offset = 8;
810         oobregion->length = 9;
811
812         return 0;
813 }
814
815 static const struct mtd_ooblayout_ops akita_ooblayout_ops = {
816         .ecc = akita_ooblayout_ecc,
817         .free = akita_ooblayout_free,
818 };
819
820 static const char * const probes[] = {
821         "cmdlinepart",
822         "ofpart",
823         "sharpslpart",
824         NULL,
825 };
826
827 static struct sharpsl_nand_platform_data spitz_nand_pdata = {
828         .badblock_pattern       = &spitz_nand_bbt,
829         .part_parsers           = probes,
830 };
831
832 static struct resource spitz_nand_resources[] = {
833         {
834                 .start  = PXA_CS3_PHYS,
835                 .end    = PXA_CS3_PHYS + SZ_4K - 1,
836                 .flags  = IORESOURCE_MEM,
837         },
838 };
839
840 static struct platform_device spitz_nand_device = {
841         .name           = "sharpsl-nand",
842         .id             = -1,
843         .resource       = spitz_nand_resources,
844         .num_resources  = ARRAY_SIZE(spitz_nand_resources),
845         .dev            = {
846                 .platform_data  = &spitz_nand_pdata,
847         }
848 };
849
850 static void __init spitz_nand_init(void)
851 {
852         if (machine_is_akita() || machine_is_borzoi()) {
853                 spitz_nand_bbt.len = 1;
854                 spitz_nand_pdata.ecc_layout = &akita_ooblayout_ops;
855         }
856
857         platform_device_register(&spitz_nand_device);
858 }
859 #else
860 static inline void spitz_nand_init(void) {}
861 #endif
862
863 /******************************************************************************
864  * NOR Flash
865  ******************************************************************************/
866 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
867 static struct mtd_partition spitz_rom_parts[] = {
868         {
869                 .name   ="Boot PROM Filesystem",
870                 .offset = 0x00140000,
871                 .size   = MTDPART_SIZ_FULL,
872         },
873 };
874
875 static struct physmap_flash_data spitz_rom_data = {
876         .width          = 2,
877         .nr_parts       = ARRAY_SIZE(spitz_rom_parts),
878         .parts          = spitz_rom_parts,
879 };
880
881 static struct resource spitz_rom_resources[] = {
882         {
883                 .start  = PXA_CS0_PHYS,
884                 .end    = PXA_CS0_PHYS + SZ_8M - 1,
885                 .flags  = IORESOURCE_MEM,
886         },
887 };
888
889 static struct platform_device spitz_rom_device = {
890         .name           = "physmap-flash",
891         .id             = -1,
892         .resource       = spitz_rom_resources,
893         .num_resources  = ARRAY_SIZE(spitz_rom_resources),
894         .dev            = {
895                 .platform_data  = &spitz_rom_data,
896         },
897 };
898
899 static void __init spitz_nor_init(void)
900 {
901         platform_device_register(&spitz_rom_device);
902 }
903 #else
904 static inline void spitz_nor_init(void) {}
905 #endif
906
907 /******************************************************************************
908  * I2C devices
909  ******************************************************************************/
910 #if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
911 static struct pca953x_platform_data akita_pca953x_pdata = {
912         .gpio_base              = AKITA_IOEXP_GPIO_BASE,
913 };
914
915 static struct i2c_board_info spitz_i2c_devs[] = {
916         {
917                 .type           = "wm8750",
918                 .addr           = 0x1b,
919         }, {
920                 .type           = "max7310",
921                 .addr           = 0x18,
922                 .platform_data  = &akita_pca953x_pdata,
923         },
924 };
925
926 static struct regulator_consumer_supply isl6271a_consumers[] = {
927         REGULATOR_SUPPLY("vcc_core", NULL),
928 };
929
930 static struct regulator_init_data isl6271a_info[] = {
931         {
932                 .constraints = {
933                         .name           = "vcc_core range",
934                         .min_uV         = 850000,
935                         .max_uV         = 1600000,
936                         .always_on      = 1,
937                         .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
938                 },
939         .consumer_supplies      = isl6271a_consumers,
940         .num_consumer_supplies  = ARRAY_SIZE(isl6271a_consumers),
941         }
942 };
943
944 static struct i2c_board_info spitz_pi2c_devs[] = {
945         {
946                 .type           = "isl6271a",
947                 .addr           = 0x0c,
948                 .platform_data  = &isl6271a_info,
949         },
950 };
951
952 static void __init spitz_i2c_init(void)
953 {
954         int size = ARRAY_SIZE(spitz_i2c_devs);
955
956         /* Only Akita has the max7310 chip */
957         if (!machine_is_akita())
958                 size--;
959
960         pxa_set_i2c_info(NULL);
961         pxa27x_set_i2c_power_info(NULL);
962         i2c_register_board_info(0, spitz_i2c_devs, size);
963         i2c_register_board_info(1, ARRAY_AND_SIZE(spitz_pi2c_devs));
964 }
965 #else
966 static inline void spitz_i2c_init(void) {}
967 #endif
968
969 /******************************************************************************
970  * Audio devices
971  ******************************************************************************/
972 static inline void spitz_audio_init(void)
973 {
974         platform_device_register_simple("spitz-audio", -1, NULL, 0);
975 }
976
977 /******************************************************************************
978  * Machine init
979  ******************************************************************************/
980 static void spitz_poweroff(void)
981 {
982         pxa_restart(REBOOT_GPIO, NULL);
983 }
984
985 static void spitz_restart(enum reboot_mode mode, const char *cmd)
986 {
987         uint32_t msc0 = __raw_readl(MSC0);
988         /* Bootloader magic for a reboot */
989         if ((msc0 & 0xffff0000) == 0x7ff00000)
990                 __raw_writel((msc0 & 0xffff) | 0x7ee00000, MSC0);
991
992         spitz_poweroff();
993 }
994
995 static void __init spitz_init(void)
996 {
997         init_gpio_reset(SPITZ_GPIO_ON_RESET, 1, 0);
998         pm_power_off = spitz_poweroff;
999
1000         PMCR = 0x00;
1001
1002         /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
1003         PCFR |= PCFR_OPDE;
1004
1005         pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));
1006
1007         pxa_set_ffuart_info(NULL);
1008         pxa_set_btuart_info(NULL);
1009         pxa_set_stuart_info(NULL);
1010
1011         spitz_spi_init();
1012         spitz_scoop_init();
1013         spitz_mkp_init();
1014         spitz_keys_init();
1015         spitz_leds_init();
1016         spitz_mmc_init();
1017         spitz_pcmcia_init();
1018         spitz_irda_init();
1019         spitz_uhc_init();
1020         spitz_lcd_init();
1021         spitz_nor_init();
1022         spitz_nand_init();
1023         spitz_i2c_init();
1024         spitz_audio_init();
1025
1026         regulator_has_full_constraints();
1027 }
1028
1029 static void __init spitz_fixup(struct tag *tags, char **cmdline)
1030 {
1031         sharpsl_save_param();
1032         memblock_add(0xa0000000, SZ_64M);
1033 }
1034
1035 #ifdef CONFIG_MACH_SPITZ
1036 MACHINE_START(SPITZ, "SHARP Spitz")
1037         .fixup          = spitz_fixup,
1038         .map_io         = pxa27x_map_io,
1039         .nr_irqs        = PXA_NR_IRQS,
1040         .init_irq       = pxa27x_init_irq,
1041         .handle_irq     = pxa27x_handle_irq,
1042         .init_machine   = spitz_init,
1043         .init_time      = pxa_timer_init,
1044         .restart        = spitz_restart,
1045 MACHINE_END
1046 #endif
1047
1048 #ifdef CONFIG_MACH_BORZOI
1049 MACHINE_START(BORZOI, "SHARP Borzoi")
1050         .fixup          = spitz_fixup,
1051         .map_io         = pxa27x_map_io,
1052         .nr_irqs        = PXA_NR_IRQS,
1053         .init_irq       = pxa27x_init_irq,
1054         .handle_irq     = pxa27x_handle_irq,
1055         .init_machine   = spitz_init,
1056         .init_time      = pxa_timer_init,
1057         .restart        = spitz_restart,
1058 MACHINE_END
1059 #endif
1060
1061 #ifdef CONFIG_MACH_AKITA
1062 MACHINE_START(AKITA, "SHARP Akita")
1063         .fixup          = spitz_fixup,
1064         .map_io         = pxa27x_map_io,
1065         .nr_irqs        = PXA_NR_IRQS,
1066         .init_irq       = pxa27x_init_irq,
1067         .handle_irq     = pxa27x_handle_irq,
1068         .init_machine   = spitz_init,
1069         .init_time      = pxa_timer_init,
1070         .restart        = spitz_restart,
1071 MACHINE_END
1072 #endif