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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/pxa-i2c.h>
23#include <linux/platform_data/pca953x.h>
24#include <linux/spi/spi.h>
25#include <linux/spi/ads7846.h>
26#include <linux/spi/corgi_lcd.h>
27#include <linux/spi/pxa2xx_spi.h>
28#include <linux/mtd/sharpsl.h>
29#include <linux/mtd/physmap.h>
30#include <linux/input/matrix_keypad.h>
31#include <linux/regulator/machine.h>
32#include <linux/io.h>
33#include <linux/module.h>
34#include <linux/reboot.h>
35
36#include <asm/setup.h>
37#include <asm/mach-types.h>
38#include <asm/mach/arch.h>
39#include <asm/mach/sharpsl_param.h>
40#include <asm/hardware/scoop.h>
41
42#include <mach/pxa27x.h>
43#include <mach/pxa27x-udc.h>
44#include <mach/reset.h>
45#include <linux/platform_data/irda-pxaficp.h>
46#include <linux/platform_data/mmc-pxamci.h>
47#include <linux/platform_data/usb-ohci-pxa27x.h>
48#include <linux/platform_data/video-pxafb.h>
49#include <mach/spitz.h>
50#include <mach/sharpsl_pm.h>
51#include <mach/smemc.h>
52
53#include "generic.h"
54#include "devices.h"
55
56/******************************************************************************
57 * Pin configuration
58 ******************************************************************************/
59static unsigned long spitz_pin_config[] __initdata = {
60 /* Chip Selects */
61 GPIO78_nCS_2, /* SCOOP #2 */
62 GPIO79_nCS_3, /* NAND */
63 GPIO80_nCS_4, /* SCOOP #1 */
64
65 /* LCD - 16bpp Active TFT */
66 GPIOxx_LCD_TFT_16BPP,
67
68 /* PC Card */
69 GPIO48_nPOE,
70 GPIO49_nPWE,
71 GPIO50_nPIOR,
72 GPIO51_nPIOW,
73 GPIO85_nPCE_1,
74 GPIO54_nPCE_2,
75 GPIO55_nPREG,
76 GPIO56_nPWAIT,
77 GPIO57_nIOIS16,
78 GPIO104_PSKTSEL,
79
80 /* I2S */
81 GPIO28_I2S_BITCLK_OUT,
82 GPIO29_I2S_SDATA_IN,
83 GPIO30_I2S_SDATA_OUT,
84 GPIO31_I2S_SYNC,
85
86 /* MMC */
87 GPIO32_MMC_CLK,
88 GPIO112_MMC_CMD,
89 GPIO92_MMC_DAT_0,
90 GPIO109_MMC_DAT_1,
91 GPIO110_MMC_DAT_2,
92 GPIO111_MMC_DAT_3,
93
94 /* GPIOs */
95 GPIO9_GPIO, /* SPITZ_GPIO_nSD_DETECT */
96 GPIO16_GPIO, /* SPITZ_GPIO_SYNC */
97 GPIO81_GPIO, /* SPITZ_GPIO_nSD_WP */
98 GPIO41_GPIO, /* SPITZ_GPIO_USB_CONNECT */
99 GPIO37_GPIO, /* SPITZ_GPIO_USB_HOST */
100 GPIO35_GPIO, /* SPITZ_GPIO_USB_DEVICE */
101 GPIO22_GPIO, /* SPITZ_GPIO_HSYNC */
102 GPIO94_GPIO, /* SPITZ_GPIO_CF_CD */
103 GPIO105_GPIO, /* SPITZ_GPIO_CF_IRQ */
104 GPIO106_GPIO, /* SPITZ_GPIO_CF2_IRQ */
105
106 /* GPIO matrix keypad */
107 GPIO88_GPIO, /* column 0 */
108 GPIO23_GPIO, /* column 1 */
109 GPIO24_GPIO, /* column 2 */
110 GPIO25_GPIO, /* column 3 */
111 GPIO26_GPIO, /* column 4 */
112 GPIO27_GPIO, /* column 5 */
113 GPIO52_GPIO, /* column 6 */
114 GPIO103_GPIO, /* column 7 */
115 GPIO107_GPIO, /* column 8 */
116 GPIO108_GPIO, /* column 9 */
117 GPIO114_GPIO, /* column 10 */
118 GPIO12_GPIO, /* row 0 */
119 GPIO17_GPIO, /* row 1 */
120 GPIO91_GPIO, /* row 2 */
121 GPIO34_GPIO, /* row 3 */
122 GPIO36_GPIO, /* row 4 */
123 GPIO38_GPIO, /* row 5 */
124 GPIO39_GPIO, /* row 6 */
125
126 /* I2C */
127 GPIO117_I2C_SCL,
128 GPIO118_I2C_SDA,
129
130 GPIO0_GPIO | WAKEUP_ON_EDGE_RISE, /* SPITZ_GPIO_KEY_INT */
131 GPIO1_GPIO | WAKEUP_ON_EDGE_FALL, /* SPITZ_GPIO_RESET */
132};
133
134
135/******************************************************************************
136 * Scoop GPIO expander
137 ******************************************************************************/
138#if defined(CONFIG_SHARP_SCOOP) || defined(CONFIG_SHARP_SCOOP_MODULE)
139/* SCOOP Device #1 */
140static struct resource spitz_scoop_1_resources[] = {
141 [0] = {
142 .start = 0x10800000,
143 .end = 0x10800fff,
144 .flags = IORESOURCE_MEM,
145 },
146};
147
148static struct scoop_config spitz_scoop_1_setup = {
149 .io_dir = SPITZ_SCP_IO_DIR,
150 .io_out = SPITZ_SCP_IO_OUT,
151 .suspend_clr = SPITZ_SCP_SUS_CLR,
152 .suspend_set = SPITZ_SCP_SUS_SET,
153 .gpio_base = SPITZ_SCP_GPIO_BASE,
154};
155
156struct platform_device spitz_scoop_1_device = {
157 .name = "sharp-scoop",
158 .id = 0,
159 .dev = {
160 .platform_data = &spitz_scoop_1_setup,
161 },
162 .num_resources = ARRAY_SIZE(spitz_scoop_1_resources),
163 .resource = spitz_scoop_1_resources,
164};
165
166/* SCOOP Device #2 */
167static struct resource spitz_scoop_2_resources[] = {
168 [0] = {
169 .start = 0x08800040,
170 .end = 0x08800fff,
171 .flags = IORESOURCE_MEM,
172 },
173};
174
175static struct scoop_config spitz_scoop_2_setup = {
176 .io_dir = SPITZ_SCP2_IO_DIR,
177 .io_out = SPITZ_SCP2_IO_OUT,
178 .suspend_clr = SPITZ_SCP2_SUS_CLR,
179 .suspend_set = SPITZ_SCP2_SUS_SET,
180 .gpio_base = SPITZ_SCP2_GPIO_BASE,
181};
182
183struct platform_device spitz_scoop_2_device = {
184 .name = "sharp-scoop",
185 .id = 1,
186 .dev = {
187 .platform_data = &spitz_scoop_2_setup,
188 },
189 .num_resources = ARRAY_SIZE(spitz_scoop_2_resources),
190 .resource = spitz_scoop_2_resources,
191};
192
193static void __init spitz_scoop_init(void)
194{
195 platform_device_register(&spitz_scoop_1_device);
196
197 /* Akita doesn't have the second SCOOP chip */
198 if (!machine_is_akita())
199 platform_device_register(&spitz_scoop_2_device);
200}
201
202/* Power control is shared with between one of the CF slots and SD */
203static void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr)
204{
205 unsigned short cpr;
206 unsigned long flags;
207
208 if (new_cpr & 0x7) {
209 gpio_set_value(SPITZ_GPIO_CF_POWER, 1);
210 mdelay(5);
211 }
212
213 local_irq_save(flags);
214
215 cpr = read_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR);
216
217 if (enable & new_cpr)
218 cpr |= new_cpr;
219 else
220 cpr &= ~enable;
221
222 write_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR, cpr);
223
224 local_irq_restore(flags);
225
226 if (!(cpr & 0x7)) {
227 mdelay(1);
228 gpio_set_value(SPITZ_GPIO_CF_POWER, 0);
229 }
230}
231
232#else
233static inline void spitz_scoop_init(void) {}
234static inline void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr) {}
235#endif
236
237/******************************************************************************
238 * PCMCIA
239 ******************************************************************************/
240#if defined(CONFIG_PCMCIA_PXA2XX) || defined(CONFIG_PCMCIA_PXA2XX_MODULE)
241static void spitz_pcmcia_pwr(struct device *scoop, uint16_t cpr, int nr)
242{
243 /* Only need to override behaviour for slot 0 */
244 if (nr == 0)
245 spitz_card_pwr_ctrl(
246 cpr & (SCOOP_CPR_CF_3V | SCOOP_CPR_CF_XV), cpr);
247 else
248 write_scoop_reg(scoop, SCOOP_CPR, cpr);
249}
250
251static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
252 {
253 .dev = &spitz_scoop_1_device.dev,
254 .irq = SPITZ_IRQ_GPIO_CF_IRQ,
255 .cd_irq = SPITZ_IRQ_GPIO_CF_CD,
256 .cd_irq_str = "PCMCIA0 CD",
257 }, {
258 .dev = &spitz_scoop_2_device.dev,
259 .irq = SPITZ_IRQ_GPIO_CF2_IRQ,
260 .cd_irq = -1,
261 },
262};
263
264static struct scoop_pcmcia_config spitz_pcmcia_config = {
265 .devs = &spitz_pcmcia_scoop[0],
266 .num_devs = 2,
267 .power_ctrl = spitz_pcmcia_pwr,
268};
269
270static void __init spitz_pcmcia_init(void)
271{
272 /* Akita has only one PCMCIA slot used */
273 if (machine_is_akita())
274 spitz_pcmcia_config.num_devs = 1;
275
276 platform_scoop_config = &spitz_pcmcia_config;
277}
278#else
279static inline void spitz_pcmcia_init(void) {}
280#endif
281
282/******************************************************************************
283 * GPIO keyboard
284 ******************************************************************************/
285#if defined(CONFIG_KEYBOARD_MATRIX) || defined(CONFIG_KEYBOARD_MATRIX_MODULE)
286
287#define SPITZ_KEY_CALENDAR KEY_F1
288#define SPITZ_KEY_ADDRESS KEY_F2
289#define SPITZ_KEY_FN KEY_F3
290#define SPITZ_KEY_CANCEL KEY_F4
291#define SPITZ_KEY_EXOK KEY_F5
292#define SPITZ_KEY_EXCANCEL KEY_F6
293#define SPITZ_KEY_EXJOGDOWN KEY_F7
294#define SPITZ_KEY_EXJOGUP KEY_F8
295#define SPITZ_KEY_JAP1 KEY_LEFTALT
296#define SPITZ_KEY_JAP2 KEY_RIGHTCTRL
297#define SPITZ_KEY_SYNC KEY_F9
298#define SPITZ_KEY_MAIL KEY_F10
299#define SPITZ_KEY_OK KEY_F11
300#define SPITZ_KEY_MENU KEY_F12
301
302static const uint32_t spitz_keymap[] = {
303 KEY(0, 0, KEY_LEFTCTRL),
304 KEY(0, 1, KEY_1),
305 KEY(0, 2, KEY_3),
306 KEY(0, 3, KEY_5),
307 KEY(0, 4, KEY_6),
308 KEY(0, 5, KEY_7),
309 KEY(0, 6, KEY_9),
310 KEY(0, 7, KEY_0),
311 KEY(0, 8, KEY_BACKSPACE),
312 KEY(0, 9, SPITZ_KEY_EXOK), /* EXOK */
313 KEY(0, 10, SPITZ_KEY_EXCANCEL), /* EXCANCEL */
314 KEY(1, 1, KEY_2),
315 KEY(1, 2, KEY_4),
316 KEY(1, 3, KEY_R),
317 KEY(1, 4, KEY_Y),
318 KEY(1, 5, KEY_8),
319 KEY(1, 6, KEY_I),
320 KEY(1, 7, KEY_O),
321 KEY(1, 8, KEY_P),
322 KEY(1, 9, SPITZ_KEY_EXJOGDOWN), /* EXJOGDOWN */
323 KEY(1, 10, SPITZ_KEY_EXJOGUP), /* EXJOGUP */
324 KEY(2, 0, KEY_TAB),
325 KEY(2, 1, KEY_Q),
326 KEY(2, 2, KEY_E),
327 KEY(2, 3, KEY_T),
328 KEY(2, 4, KEY_G),
329 KEY(2, 5, KEY_U),
330 KEY(2, 6, KEY_J),
331 KEY(2, 7, KEY_K),
332 KEY(3, 0, SPITZ_KEY_ADDRESS), /* ADDRESS */
333 KEY(3, 1, KEY_W),
334 KEY(3, 2, KEY_S),
335 KEY(3, 3, KEY_F),
336 KEY(3, 4, KEY_V),
337 KEY(3, 5, KEY_H),
338 KEY(3, 6, KEY_M),
339 KEY(3, 7, KEY_L),
340 KEY(3, 9, KEY_RIGHTSHIFT),
341 KEY(4, 0, SPITZ_KEY_CALENDAR), /* CALENDAR */
342 KEY(4, 1, KEY_A),
343 KEY(4, 2, KEY_D),
344 KEY(4, 3, KEY_C),
345 KEY(4, 4, KEY_B),
346 KEY(4, 5, KEY_N),
347 KEY(4, 6, KEY_DOT),
348 KEY(4, 8, KEY_ENTER),
349 KEY(4, 9, KEY_LEFTSHIFT),
350 KEY(5, 0, SPITZ_KEY_MAIL), /* MAIL */
351 KEY(5, 1, KEY_Z),
352 KEY(5, 2, KEY_X),
353 KEY(5, 3, KEY_MINUS),
354 KEY(5, 4, KEY_SPACE),
355 KEY(5, 5, KEY_COMMA),
356 KEY(5, 7, KEY_UP),
357 KEY(5, 10, SPITZ_KEY_FN), /* FN */
358 KEY(6, 0, KEY_SYSRQ),
359 KEY(6, 1, SPITZ_KEY_JAP1), /* JAP1 */
360 KEY(6, 2, SPITZ_KEY_JAP2), /* JAP2 */
361 KEY(6, 3, SPITZ_KEY_CANCEL), /* CANCEL */
362 KEY(6, 4, SPITZ_KEY_OK), /* OK */
363 KEY(6, 5, SPITZ_KEY_MENU), /* MENU */
364 KEY(6, 6, KEY_LEFT),
365 KEY(6, 7, KEY_DOWN),
366 KEY(6, 8, KEY_RIGHT),
367};
368
369static const struct matrix_keymap_data spitz_keymap_data = {
370 .keymap = spitz_keymap,
371 .keymap_size = ARRAY_SIZE(spitz_keymap),
372};
373
374static const uint32_t spitz_row_gpios[] =
375 { 12, 17, 91, 34, 36, 38, 39 };
376static const uint32_t spitz_col_gpios[] =
377 { 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114 };
378
379static struct matrix_keypad_platform_data spitz_mkp_pdata = {
380 .keymap_data = &spitz_keymap_data,
381 .row_gpios = spitz_row_gpios,
382 .col_gpios = spitz_col_gpios,
383 .num_row_gpios = ARRAY_SIZE(spitz_row_gpios),
384 .num_col_gpios = ARRAY_SIZE(spitz_col_gpios),
385 .col_scan_delay_us = 10,
386 .debounce_ms = 10,
387 .wakeup = 1,
388};
389
390static struct platform_device spitz_mkp_device = {
391 .name = "matrix-keypad",
392 .id = -1,
393 .dev = {
394 .platform_data = &spitz_mkp_pdata,
395 },
396};
397
398static void __init spitz_mkp_init(void)
399{
400 platform_device_register(&spitz_mkp_device);
401}
402#else
403static inline void spitz_mkp_init(void) {}
404#endif
405
406/******************************************************************************
407 * GPIO keys
408 ******************************************************************************/
409#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
410static struct gpio_keys_button spitz_gpio_keys[] = {
411 {
412 .type = EV_PWR,
413 .code = KEY_SUSPEND,
414 .gpio = SPITZ_GPIO_ON_KEY,
415 .desc = "On Off",
416 .wakeup = 1,
417 },
418 /* Two buttons detecting the lid state */
419 {
420 .type = EV_SW,
421 .code = 0,
422 .gpio = SPITZ_GPIO_SWA,
423 .desc = "Display Down",
424 },
425 {
426 .type = EV_SW,
427 .code = 1,
428 .gpio = SPITZ_GPIO_SWB,
429 .desc = "Lid Closed",
430 },
431};
432
433static struct gpio_keys_platform_data spitz_gpio_keys_platform_data = {
434 .buttons = spitz_gpio_keys,
435 .nbuttons = ARRAY_SIZE(spitz_gpio_keys),
436};
437
438static struct platform_device spitz_gpio_keys_device = {
439 .name = "gpio-keys",
440 .id = -1,
441 .dev = {
442 .platform_data = &spitz_gpio_keys_platform_data,
443 },
444};
445
446static void __init spitz_keys_init(void)
447{
448 platform_device_register(&spitz_gpio_keys_device);
449}
450#else
451static inline void spitz_keys_init(void) {}
452#endif
453
454/******************************************************************************
455 * LEDs
456 ******************************************************************************/
457#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
458static struct gpio_led spitz_gpio_leds[] = {
459 {
460 .name = "spitz:amber:charge",
461 .default_trigger = "sharpsl-charge",
462 .gpio = SPITZ_GPIO_LED_ORANGE,
463 },
464 {
465 .name = "spitz:green:hddactivity",
466 .default_trigger = "ide-disk",
467 .gpio = SPITZ_GPIO_LED_GREEN,
468 },
469};
470
471static struct gpio_led_platform_data spitz_gpio_leds_info = {
472 .leds = spitz_gpio_leds,
473 .num_leds = ARRAY_SIZE(spitz_gpio_leds),
474};
475
476static struct platform_device spitz_led_device = {
477 .name = "leds-gpio",
478 .id = -1,
479 .dev = {
480 .platform_data = &spitz_gpio_leds_info,
481 },
482};
483
484static void __init spitz_leds_init(void)
485{
486 platform_device_register(&spitz_led_device);
487}
488#else
489static inline void spitz_leds_init(void) {}
490#endif
491
492/******************************************************************************
493 * SSP Devices
494 ******************************************************************************/
495#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
496static void spitz_ads7846_wait_for_hsync(void)
497{
498 while (gpio_get_value(SPITZ_GPIO_HSYNC))
499 cpu_relax();
500
501 while (!gpio_get_value(SPITZ_GPIO_HSYNC))
502 cpu_relax();
503}
504
505static struct ads7846_platform_data spitz_ads7846_info = {
506 .model = 7846,
507 .vref_delay_usecs = 100,
508 .x_plate_ohms = 419,
509 .y_plate_ohms = 486,
510 .pressure_max = 1024,
511 .gpio_pendown = SPITZ_GPIO_TP_INT,
512 .wait_for_sync = spitz_ads7846_wait_for_hsync,
513};
514
515static struct pxa2xx_spi_chip spitz_ads7846_chip = {
516 .gpio_cs = SPITZ_GPIO_ADS7846_CS,
517};
518
519static void spitz_bl_kick_battery(void)
520{
521 void (*kick_batt)(void);
522
523 kick_batt = symbol_get(sharpsl_battery_kick);
524 if (kick_batt) {
525 kick_batt();
526 symbol_put(sharpsl_battery_kick);
527 }
528}
529
530static struct corgi_lcd_platform_data spitz_lcdcon_info = {
531 .init_mode = CORGI_LCD_MODE_VGA,
532 .max_intensity = 0x2f,
533 .default_intensity = 0x1f,
534 .limit_mask = 0x0b,
535 .gpio_backlight_cont = SPITZ_GPIO_BACKLIGHT_CONT,
536 .gpio_backlight_on = SPITZ_GPIO_BACKLIGHT_ON,
537 .kick_battery = spitz_bl_kick_battery,
538};
539
540static struct pxa2xx_spi_chip spitz_lcdcon_chip = {
541 .gpio_cs = SPITZ_GPIO_LCDCON_CS,
542};
543
544static struct pxa2xx_spi_chip spitz_max1111_chip = {
545 .gpio_cs = SPITZ_GPIO_MAX1111_CS,
546};
547
548static struct spi_board_info spitz_spi_devices[] = {
549 {
550 .modalias = "ads7846",
551 .max_speed_hz = 1200000,
552 .bus_num = 2,
553 .chip_select = 0,
554 .platform_data = &spitz_ads7846_info,
555 .controller_data = &spitz_ads7846_chip,
556 .irq = PXA_GPIO_TO_IRQ(SPITZ_GPIO_TP_INT),
557 }, {
558 .modalias = "corgi-lcd",
559 .max_speed_hz = 50000,
560 .bus_num = 2,
561 .chip_select = 1,
562 .platform_data = &spitz_lcdcon_info,
563 .controller_data = &spitz_lcdcon_chip,
564 }, {
565 .modalias = "max1111",
566 .max_speed_hz = 450000,
567 .bus_num = 2,
568 .chip_select = 2,
569 .controller_data = &spitz_max1111_chip,
570 },
571};
572
573static struct pxa2xx_spi_master spitz_spi_info = {
574 .num_chipselect = 3,
575};
576
577static void __init spitz_spi_init(void)
578{
579 struct corgi_lcd_platform_data *lcd_data = &spitz_lcdcon_info;
580
581 if (machine_is_akita()) {
582 lcd_data->gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT;
583 lcd_data->gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON;
584 }
585
586 pxa2xx_set_spi_info(2, &spitz_spi_info);
587 spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));
588}
589#else
590static inline void spitz_spi_init(void) {}
591#endif
592
593/******************************************************************************
594 * SD/MMC card controller
595 ******************************************************************************/
596#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
597/*
598 * NOTE: The card detect interrupt isn't debounced so we delay it by 250ms to
599 * give the card a chance to fully insert/eject.
600 */
601static int spitz_mci_setpower(struct device *dev, unsigned int vdd)
602{
603 struct pxamci_platform_data* p_d = dev->platform_data;
604
605 if ((1 << vdd) & p_d->ocr_mask)
606 spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, SCOOP_CPR_SD_3V);
607 else
608 spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, 0x0);
609
610 return 0;
611}
612
613static struct pxamci_platform_data spitz_mci_platform_data = {
614 .detect_delay_ms = 250,
615 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
616 .setpower = spitz_mci_setpower,
617 .gpio_card_detect = SPITZ_GPIO_nSD_DETECT,
618 .gpio_card_ro = SPITZ_GPIO_nSD_WP,
619 .gpio_power = -1,
620};
621
622static void __init spitz_mmc_init(void)
623{
624 pxa_set_mci_info(&spitz_mci_platform_data);
625}
626#else
627static inline void spitz_mmc_init(void) {}
628#endif
629
630/******************************************************************************
631 * USB Host
632 ******************************************************************************/
633#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
634static int spitz_ohci_init(struct device *dev)
635{
636 int err;
637
638 err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
639 if (err)
640 return err;
641
642 /* Only Port 2 is connected, setup USB Port 2 Output Control Register */
643 UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
644
645 return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
646}
647
648static void spitz_ohci_exit(struct device *dev)
649{
650 gpio_free(SPITZ_GPIO_USB_HOST);
651}
652
653static struct pxaohci_platform_data spitz_ohci_platform_data = {
654 .port_mode = PMM_NPS_MODE,
655 .init = spitz_ohci_init,
656 .exit = spitz_ohci_exit,
657 .flags = ENABLE_PORT_ALL | NO_OC_PROTECTION,
658 .power_budget = 150,
659};
660
661static void __init spitz_uhc_init(void)
662{
663 pxa_set_ohci_info(&spitz_ohci_platform_data);
664}
665#else
666static inline void spitz_uhc_init(void) {}
667#endif
668
669/******************************************************************************
670 * IrDA
671 ******************************************************************************/
672#if defined(CONFIG_PXA_FICP) || defined(CONFIG_PXA_FICP_MODULE)
673static struct pxaficp_platform_data spitz_ficp_platform_data = {
674 .transceiver_cap = IR_SIRMODE | IR_OFF,
675};
676
677static void __init spitz_irda_init(void)
678{
679 if (machine_is_akita())
680 spitz_ficp_platform_data.gpio_pwdown = AKITA_GPIO_IR_ON;
681 else
682 spitz_ficp_platform_data.gpio_pwdown = SPITZ_GPIO_IR_ON;
683
684 pxa_set_ficp_info(&spitz_ficp_platform_data);
685}
686#else
687static inline void spitz_irda_init(void) {}
688#endif
689
690/******************************************************************************
691 * Framebuffer
692 ******************************************************************************/
693#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
694static struct pxafb_mode_info spitz_pxafb_modes[] = {
695 {
696 .pixclock = 19231,
697 .xres = 480,
698 .yres = 640,
699 .bpp = 16,
700 .hsync_len = 40,
701 .left_margin = 46,
702 .right_margin = 125,
703 .vsync_len = 3,
704 .upper_margin = 1,
705 .lower_margin = 0,
706 .sync = 0,
707 }, {
708 .pixclock = 134617,
709 .xres = 240,
710 .yres = 320,
711 .bpp = 16,
712 .hsync_len = 20,
713 .left_margin = 20,
714 .right_margin = 46,
715 .vsync_len = 2,
716 .upper_margin = 1,
717 .lower_margin = 0,
718 .sync = 0,
719 },
720};
721
722static struct pxafb_mach_info spitz_pxafb_info = {
723 .modes = spitz_pxafb_modes,
724 .num_modes = ARRAY_SIZE(spitz_pxafb_modes),
725 .fixed_modes = 1,
726 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING,
727};
728
729static void __init spitz_lcd_init(void)
730{
731 pxa_set_fb_info(NULL, &spitz_pxafb_info);
732}
733#else
734static inline void spitz_lcd_init(void) {}
735#endif
736
737/******************************************************************************
738 * NAND Flash
739 ******************************************************************************/
740#if defined(CONFIG_MTD_NAND_SHARPSL) || defined(CONFIG_MTD_NAND_SHARPSL_MODULE)
741static struct mtd_partition spitz_nand_partitions[] = {
742 {
743 .name = "System Area",
744 .offset = 0,
745 .size = 7 * 1024 * 1024,
746 }, {
747 .name = "Root Filesystem",
748 .offset = 7 * 1024 * 1024,
749 }, {
750 .name = "Home Filesystem",
751 .offset = MTDPART_OFS_APPEND,
752 .size = MTDPART_SIZ_FULL,
753 },
754};
755
756static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
757
758static struct nand_bbt_descr spitz_nand_bbt = {
759 .options = 0,
760 .offs = 4,
761 .len = 2,
762 .pattern = scan_ff_pattern
763};
764
765static struct nand_ecclayout akita_oobinfo = {
766 .oobfree = { {0x08, 0x09} },
767 .eccbytes = 24,
768 .eccpos = {
769 0x05, 0x01, 0x02, 0x03, 0x06, 0x07, 0x15, 0x11,
770 0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23,
771 0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37,
772 },
773};
774
775static struct sharpsl_nand_platform_data spitz_nand_pdata = {
776 .badblock_pattern = &spitz_nand_bbt,
777 .partitions = spitz_nand_partitions,
778 .nr_partitions = ARRAY_SIZE(spitz_nand_partitions),
779};
780
781static struct resource spitz_nand_resources[] = {
782 {
783 .start = PXA_CS3_PHYS,
784 .end = PXA_CS3_PHYS + SZ_4K - 1,
785 .flags = IORESOURCE_MEM,
786 },
787};
788
789static struct platform_device spitz_nand_device = {
790 .name = "sharpsl-nand",
791 .id = -1,
792 .resource = spitz_nand_resources,
793 .num_resources = ARRAY_SIZE(spitz_nand_resources),
794 .dev = {
795 .platform_data = &spitz_nand_pdata,
796 }
797};
798
799static void __init spitz_nand_init(void)
800{
801 if (machine_is_spitz()) {
802 spitz_nand_partitions[1].size = 5 * 1024 * 1024;
803 } else if (machine_is_akita()) {
804 spitz_nand_partitions[1].size = 58 * 1024 * 1024;
805 spitz_nand_bbt.len = 1;
806 spitz_nand_pdata.ecc_layout = &akita_oobinfo;
807 } else if (machine_is_borzoi()) {
808 spitz_nand_partitions[1].size = 32 * 1024 * 1024;
809 spitz_nand_bbt.len = 1;
810 spitz_nand_pdata.ecc_layout = &akita_oobinfo;
811 }
812
813 platform_device_register(&spitz_nand_device);
814}
815#else
816static inline void spitz_nand_init(void) {}
817#endif
818
819/******************************************************************************
820 * NOR Flash
821 ******************************************************************************/
822#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
823static struct mtd_partition spitz_rom_parts[] = {
824 {
825 .name ="Boot PROM Filesystem",
826 .offset = 0x00140000,
827 .size = MTDPART_SIZ_FULL,
828 },
829};
830
831static struct physmap_flash_data spitz_rom_data = {
832 .width = 2,
833 .nr_parts = ARRAY_SIZE(spitz_rom_parts),
834 .parts = spitz_rom_parts,
835};
836
837static struct resource spitz_rom_resources[] = {
838 {
839 .start = PXA_CS0_PHYS,
840 .end = PXA_CS0_PHYS + SZ_8M - 1,
841 .flags = IORESOURCE_MEM,
842 },
843};
844
845static struct platform_device spitz_rom_device = {
846 .name = "physmap-flash",
847 .id = -1,
848 .resource = spitz_rom_resources,
849 .num_resources = ARRAY_SIZE(spitz_rom_resources),
850 .dev = {
851 .platform_data = &spitz_rom_data,
852 },
853};
854
855static void __init spitz_nor_init(void)
856{
857 platform_device_register(&spitz_rom_device);
858}
859#else
860static inline void spitz_nor_init(void) {}
861#endif
862
863/******************************************************************************
864 * I2C devices
865 ******************************************************************************/
866#if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
867static struct pca953x_platform_data akita_pca953x_pdata = {
868 .gpio_base = AKITA_IOEXP_GPIO_BASE,
869};
870
871static struct i2c_board_info spitz_i2c_devs[] = {
872 {
873 .type = "wm8750",
874 .addr = 0x1b,
875 }, {
876 .type = "max7310",
877 .addr = 0x18,
878 .platform_data = &akita_pca953x_pdata,
879 },
880};
881
882static struct regulator_consumer_supply isl6271a_consumers[] = {
883 REGULATOR_SUPPLY("vcc_core", NULL),
884};
885
886static struct regulator_init_data isl6271a_info[] = {
887 {
888 .constraints = {
889 .name = "vcc_core range",
890 .min_uV = 850000,
891 .max_uV = 1600000,
892 .always_on = 1,
893 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
894 },
895 .consumer_supplies = isl6271a_consumers,
896 .num_consumer_supplies = ARRAY_SIZE(isl6271a_consumers),
897 }
898};
899
900static struct i2c_board_info spitz_pi2c_devs[] = {
901 {
902 .type = "isl6271a",
903 .addr = 0x0c,
904 .platform_data = &isl6271a_info,
905 },
906};
907
908static void __init spitz_i2c_init(void)
909{
910 int size = ARRAY_SIZE(spitz_i2c_devs);
911
912 /* Only Akita has the max7310 chip */
913 if (!machine_is_akita())
914 size--;
915
916 pxa_set_i2c_info(NULL);
917 pxa27x_set_i2c_power_info(NULL);
918 i2c_register_board_info(0, spitz_i2c_devs, size);
919 i2c_register_board_info(1, ARRAY_AND_SIZE(spitz_pi2c_devs));
920}
921#else
922static inline void spitz_i2c_init(void) {}
923#endif
924
925/******************************************************************************
926 * Machine init
927 ******************************************************************************/
928static void spitz_poweroff(void)
929{
930 pxa_restart(REBOOT_GPIO, NULL);
931}
932
933static void spitz_restart(enum reboot_mode mode, const char *cmd)
934{
935 uint32_t msc0 = __raw_readl(MSC0);
936 /* Bootloader magic for a reboot */
937 if ((msc0 & 0xffff0000) == 0x7ff00000)
938 __raw_writel((msc0 & 0xffff) | 0x7ee00000, MSC0);
939
940 spitz_poweroff();
941}
942
943static void __init spitz_init(void)
944{
945 init_gpio_reset(SPITZ_GPIO_ON_RESET, 1, 0);
946 pm_power_off = spitz_poweroff;
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
974static void __init spitz_fixup(struct tag *tags, char **cmdline,
975 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
984MACHINE_START(SPITZ, "SHARP Spitz")
985 .fixup = spitz_fixup,
986 .map_io = pxa27x_map_io,
987 .nr_irqs = PXA_NR_IRQS,
988 .init_irq = pxa27x_init_irq,
989 .handle_irq = pxa27x_handle_irq,
990 .init_machine = spitz_init,
991 .init_time = pxa_timer_init,
992 .restart = spitz_restart,
993MACHINE_END
994#endif
995
996#ifdef CONFIG_MACH_BORZOI
997MACHINE_START(BORZOI, "SHARP Borzoi")
998 .fixup = spitz_fixup,
999 .map_io = pxa27x_map_io,
1000 .nr_irqs = PXA_NR_IRQS,
1001 .init_irq = pxa27x_init_irq,
1002 .handle_irq = pxa27x_handle_irq,
1003 .init_machine = spitz_init,
1004 .init_time = pxa_timer_init,
1005 .restart = spitz_restart,
1006MACHINE_END
1007#endif
1008
1009#ifdef CONFIG_MACH_AKITA
1010MACHINE_START(AKITA, "SHARP Akita")
1011 .fixup = spitz_fixup,
1012 .map_io = pxa27x_map_io,
1013 .nr_irqs = PXA_NR_IRQS,
1014 .init_irq = pxa27x_init_irq,
1015 .handle_irq = pxa27x_handle_irq,
1016 .init_machine = spitz_init,
1017 .init_time = pxa_timer_init,
1018 .restart = spitz_restart,
1019MACHINE_END
1020#endif
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 ******************************************************************************/
57static 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 */
138static struct resource spitz_scoop_1_resources[] = {
139 [0] = {
140 .start = 0x10800000,
141 .end = 0x10800fff,
142 .flags = IORESOURCE_MEM,
143 },
144};
145
146static 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
154struct 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 */
165static struct resource spitz_scoop_2_resources[] = {
166 [0] = {
167 .start = 0x08800040,
168 .end = 0x08800fff,
169 .flags = IORESOURCE_MEM,
170 },
171};
172
173static 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
181struct 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
191static 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 */
201static 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
231static inline void spitz_scoop_init(void) {}
232static 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)
239static 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
249static 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
262static 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
268static 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
277static 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
300static 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
367static const struct matrix_keymap_data spitz_keymap_data = {
368 .keymap = spitz_keymap,
369 .keymap_size = ARRAY_SIZE(spitz_keymap),
370};
371
372static const uint32_t spitz_row_gpios[] =
373 { 12, 17, 91, 34, 36, 38, 39 };
374static const uint32_t spitz_col_gpios[] =
375 { 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114 };
376
377static 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
388static struct platform_device spitz_mkp_device = {
389 .name = "matrix-keypad",
390 .id = -1,
391 .dev = {
392 .platform_data = &spitz_mkp_pdata,
393 },
394};
395
396static void __init spitz_mkp_init(void)
397{
398 platform_device_register(&spitz_mkp_device);
399}
400#else
401static 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)
408static 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
431static struct gpio_keys_platform_data spitz_gpio_keys_platform_data = {
432 .buttons = spitz_gpio_keys,
433 .nbuttons = ARRAY_SIZE(spitz_gpio_keys),
434};
435
436static 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
444static void __init spitz_keys_init(void)
445{
446 platform_device_register(&spitz_gpio_keys_device);
447}
448#else
449static inline void spitz_keys_init(void) {}
450#endif
451
452/******************************************************************************
453 * LEDs
454 ******************************************************************************/
455#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
456static 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
469static struct gpio_led_platform_data spitz_gpio_leds_info = {
470 .leds = spitz_gpio_leds,
471 .num_leds = ARRAY_SIZE(spitz_gpio_leds),
472};
473
474static 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
482static void __init spitz_leds_init(void)
483{
484 platform_device_register(&spitz_led_device);
485}
486#else
487static 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)
494static 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
503static 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
513static struct pxa2xx_spi_chip spitz_ads7846_chip = {
514 .gpio_cs = SPITZ_GPIO_ADS7846_CS,
515};
516
517static 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
528static 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
539static 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
550static 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
558static struct pxa2xx_spi_chip spitz_lcdcon_chip = {
559 .gpio_cs = SPITZ_GPIO_LCDCON_CS,
560};
561
562static struct pxa2xx_spi_chip spitz_max1111_chip = {
563 .gpio_cs = SPITZ_GPIO_MAX1111_CS,
564};
565
566static 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
591static struct pxa2xx_spi_controller spitz_spi_info = {
592 .num_chipselect = 3,
593};
594
595static 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
606static 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 */
617static 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
629static 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
635static 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
646static 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
652static 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)
659static 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
673static void spitz_ohci_exit(struct device *dev)
674{
675 gpio_free(SPITZ_GPIO_USB_HOST);
676}
677
678static 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
686static void __init spitz_uhc_init(void)
687{
688 pxa_set_ohci_info(&spitz_ohci_platform_data);
689}
690#else
691static inline void spitz_uhc_init(void) {}
692#endif
693
694/******************************************************************************
695 * IrDA
696 ******************************************************************************/
697#if defined(CONFIG_PXA_FICP) || defined(CONFIG_PXA_FICP_MODULE)
698static struct pxaficp_platform_data spitz_ficp_platform_data = {
699 .transceiver_cap = IR_SIRMODE | IR_OFF,
700};
701
702static 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
712static inline void spitz_irda_init(void) {}
713#endif
714
715/******************************************************************************
716 * Framebuffer
717 ******************************************************************************/
718#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
719static 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
747static 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
754static void __init spitz_lcd_init(void)
755{
756 pxa_set_fb_info(NULL, &spitz_pxafb_info);
757}
758#else
759static 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)
766static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
767
768static struct nand_bbt_descr spitz_nand_bbt = {
769 .options = 0,
770 .offs = 4,
771 .len = 2,
772 .pattern = scan_ff_pattern
773};
774
775static 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
803static 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
815static const struct mtd_ooblayout_ops akita_ooblayout_ops = {
816 .ecc = akita_ooblayout_ecc,
817 .free = akita_ooblayout_free,
818};
819
820static const char * const probes[] = {
821 "cmdlinepart",
822 "ofpart",
823 "sharpslpart",
824 NULL,
825};
826
827static struct sharpsl_nand_platform_data spitz_nand_pdata = {
828 .badblock_pattern = &spitz_nand_bbt,
829 .part_parsers = probes,
830};
831
832static 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
840static 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
850static 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
860static 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)
867static struct mtd_partition spitz_rom_parts[] = {
868 {
869 .name ="Boot PROM Filesystem",
870 .offset = 0x00140000,
871 .size = MTDPART_SIZ_FULL,
872 },
873};
874
875static 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
881static 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
889static 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
899static void __init spitz_nor_init(void)
900{
901 platform_device_register(&spitz_rom_device);
902}
903#else
904static 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)
911static struct pca953x_platform_data akita_pca953x_pdata = {
912 .gpio_base = AKITA_IOEXP_GPIO_BASE,
913};
914
915static 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
926static struct regulator_consumer_supply isl6271a_consumers[] = {
927 REGULATOR_SUPPLY("vcc_core", NULL),
928};
929
930static 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
944static struct i2c_board_info spitz_pi2c_devs[] = {
945 {
946 .type = "isl6271a",
947 .addr = 0x0c,
948 .platform_data = &isl6271a_info,
949 },
950};
951
952static 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
966static inline void spitz_i2c_init(void) {}
967#endif
968
969/******************************************************************************
970 * Audio devices
971 ******************************************************************************/
972static inline void spitz_audio_init(void)
973{
974 platform_device_register_simple("spitz-audio", -1, NULL, 0);
975}
976
977/******************************************************************************
978 * Machine init
979 ******************************************************************************/
980static void spitz_poweroff(void)
981{
982 pxa_restart(REBOOT_GPIO, NULL);
983}
984
985static 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
995static 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
1029static 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
1036MACHINE_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,
1045MACHINE_END
1046#endif
1047
1048#ifdef CONFIG_MACH_BORZOI
1049MACHINE_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,
1058MACHINE_END
1059#endif
1060
1061#ifdef CONFIG_MACH_AKITA
1062MACHINE_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,
1071MACHINE_END
1072#endif