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#include <linux/memblock.h>
36
37#include <asm/setup.h>
38#include <asm/mach-types.h>
39#include <asm/mach/arch.h>
40#include <asm/mach/sharpsl_param.h>
41#include <asm/hardware/scoop.h>
42
43#include <mach/pxa27x.h>
44#include <mach/pxa27x-udc.h>
45#include <mach/reset.h>
46#include <linux/platform_data/irda-pxaficp.h>
47#include <linux/platform_data/mmc-pxamci.h>
48#include <linux/platform_data/usb-ohci-pxa27x.h>
49#include <linux/platform_data/video-pxafb.h>
50#include <mach/spitz.h>
51#include <mach/sharpsl_pm.h>
52#include <mach/smemc.h>
53
54#include "generic.h"
55#include "devices.h"
56
57/******************************************************************************
58 * Pin configuration
59 ******************************************************************************/
60static unsigned long spitz_pin_config[] __initdata = {
61	/* Chip Selects */
62	GPIO78_nCS_2,	/* SCOOP #2 */
63	GPIO79_nCS_3,	/* NAND */
64	GPIO80_nCS_4,	/* SCOOP #1 */
65
66	/* LCD - 16bpp Active TFT */
67	GPIOxx_LCD_TFT_16BPP,
68
69	/* PC Card */
70	GPIO48_nPOE,
71	GPIO49_nPWE,
72	GPIO50_nPIOR,
73	GPIO51_nPIOW,
74	GPIO85_nPCE_1,
75	GPIO54_nPCE_2,
76	GPIO55_nPREG,
77	GPIO56_nPWAIT,
78	GPIO57_nIOIS16,
79	GPIO104_PSKTSEL,
80
81	/* I2S */
82	GPIO28_I2S_BITCLK_OUT,
83	GPIO29_I2S_SDATA_IN,
84	GPIO30_I2S_SDATA_OUT,
85	GPIO31_I2S_SYNC,
86
87	/* MMC */
88	GPIO32_MMC_CLK,
89	GPIO112_MMC_CMD,
90	GPIO92_MMC_DAT_0,
91	GPIO109_MMC_DAT_1,
92	GPIO110_MMC_DAT_2,
93	GPIO111_MMC_DAT_3,
94
95	/* GPIOs */
96	GPIO9_GPIO,	/* SPITZ_GPIO_nSD_DETECT */
97	GPIO16_GPIO,	/* SPITZ_GPIO_SYNC */
98	GPIO81_GPIO,	/* SPITZ_GPIO_nSD_WP */
99	GPIO41_GPIO,	/* SPITZ_GPIO_USB_CONNECT */
100	GPIO37_GPIO,	/* SPITZ_GPIO_USB_HOST */
101	GPIO35_GPIO,	/* SPITZ_GPIO_USB_DEVICE */
102	GPIO22_GPIO,	/* SPITZ_GPIO_HSYNC */
103	GPIO94_GPIO,	/* SPITZ_GPIO_CF_CD */
104	GPIO105_GPIO,	/* SPITZ_GPIO_CF_IRQ */
105	GPIO106_GPIO,	/* SPITZ_GPIO_CF2_IRQ */
106
107	/* GPIO matrix keypad */
108	GPIO88_GPIO,	/* column 0 */
109	GPIO23_GPIO,	/* column 1 */
110	GPIO24_GPIO,	/* column 2 */
111	GPIO25_GPIO,	/* column 3 */
112	GPIO26_GPIO,	/* column 4 */
113	GPIO27_GPIO,	/* column 5 */
114	GPIO52_GPIO,	/* column 6 */
115	GPIO103_GPIO,	/* column 7 */
116	GPIO107_GPIO,	/* column 8 */
117	GPIO108_GPIO,	/* column 9 */
118	GPIO114_GPIO,	/* column 10 */
119	GPIO12_GPIO,	/* row 0 */
120	GPIO17_GPIO,	/* row 1 */
121	GPIO91_GPIO,	/* row 2 */
122	GPIO34_GPIO,	/* row 3 */
123	GPIO36_GPIO,	/* row 4 */
124	GPIO38_GPIO,	/* row 5 */
125	GPIO39_GPIO,	/* row 6 */
126
127	/* I2C */
128	GPIO117_I2C_SCL,
129	GPIO118_I2C_SDA,
130
131	GPIO0_GPIO | WAKEUP_ON_EDGE_RISE,	/* SPITZ_GPIO_KEY_INT */
132	GPIO1_GPIO | WAKEUP_ON_EDGE_FALL,	/* SPITZ_GPIO_RESET */
133};
134
135
136/******************************************************************************
137 * Scoop GPIO expander
138 ******************************************************************************/
139#if defined(CONFIG_SHARP_SCOOP) || defined(CONFIG_SHARP_SCOOP_MODULE)
140/* SCOOP Device #1 */
141static struct resource spitz_scoop_1_resources[] = {
142	[0] = {
143		.start		= 0x10800000,
144		.end		= 0x10800fff,
145		.flags		= IORESOURCE_MEM,
146	},
147};
148
149static struct scoop_config spitz_scoop_1_setup = {
150	.io_dir		= SPITZ_SCP_IO_DIR,
151	.io_out		= SPITZ_SCP_IO_OUT,
152	.suspend_clr	= SPITZ_SCP_SUS_CLR,
153	.suspend_set	= SPITZ_SCP_SUS_SET,
154	.gpio_base	= SPITZ_SCP_GPIO_BASE,
155};
156
157struct platform_device spitz_scoop_1_device = {
158	.name		= "sharp-scoop",
159	.id		= 0,
160	.dev		= {
161		.platform_data	= &spitz_scoop_1_setup,
162	},
163	.num_resources	= ARRAY_SIZE(spitz_scoop_1_resources),
164	.resource	= spitz_scoop_1_resources,
165};
166
167/* SCOOP Device #2 */
168static struct resource spitz_scoop_2_resources[] = {
169	[0] = {
170		.start		= 0x08800040,
171		.end		= 0x08800fff,
172		.flags		= IORESOURCE_MEM,
173	},
174};
175
176static struct scoop_config spitz_scoop_2_setup = {
177	.io_dir		= SPITZ_SCP2_IO_DIR,
178	.io_out		= SPITZ_SCP2_IO_OUT,
179	.suspend_clr	= SPITZ_SCP2_SUS_CLR,
180	.suspend_set	= SPITZ_SCP2_SUS_SET,
181	.gpio_base	= SPITZ_SCP2_GPIO_BASE,
182};
183
184struct platform_device spitz_scoop_2_device = {
185	.name		= "sharp-scoop",
186	.id		= 1,
187	.dev		= {
188		.platform_data	= &spitz_scoop_2_setup,
189	},
190	.num_resources	= ARRAY_SIZE(spitz_scoop_2_resources),
191	.resource	= spitz_scoop_2_resources,
192};
193
194static void __init spitz_scoop_init(void)
195{
196	platform_device_register(&spitz_scoop_1_device);
197
198	/* Akita doesn't have the second SCOOP chip */
199	if (!machine_is_akita())
200		platform_device_register(&spitz_scoop_2_device);
201}
202
203/* Power control is shared with between one of the CF slots and SD */
204static void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr)
205{
206	unsigned short cpr;
207	unsigned long flags;
208
209	if (new_cpr & 0x7) {
210		gpio_set_value(SPITZ_GPIO_CF_POWER, 1);
211		mdelay(5);
212	}
213
214	local_irq_save(flags);
215
216	cpr = read_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR);
217
218	if (enable & new_cpr)
219		cpr |= new_cpr;
220	else
221		cpr &= ~enable;
222
223	write_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR, cpr);
224
225	local_irq_restore(flags);
226
227	if (!(cpr & 0x7)) {
228		mdelay(1);
229		gpio_set_value(SPITZ_GPIO_CF_POWER, 0);
230	}
231}
232
233#else
234static inline void spitz_scoop_init(void) {}
235static inline void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr) {}
236#endif
237
238/******************************************************************************
239 * PCMCIA
240 ******************************************************************************/
241#if defined(CONFIG_PCMCIA_PXA2XX) || defined(CONFIG_PCMCIA_PXA2XX_MODULE)
242static void spitz_pcmcia_pwr(struct device *scoop, uint16_t cpr, int nr)
243{
244	/* Only need to override behaviour for slot 0 */
245	if (nr == 0)
246		spitz_card_pwr_ctrl(
247			cpr & (SCOOP_CPR_CF_3V | SCOOP_CPR_CF_XV), cpr);
248	else
249		write_scoop_reg(scoop, SCOOP_CPR, cpr);
250}
251
252static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
253	{
254		.dev		= &spitz_scoop_1_device.dev,
255		.irq		= SPITZ_IRQ_GPIO_CF_IRQ,
256		.cd_irq		= SPITZ_IRQ_GPIO_CF_CD,
257		.cd_irq_str	= "PCMCIA0 CD",
258	}, {
259		.dev		= &spitz_scoop_2_device.dev,
260		.irq		= SPITZ_IRQ_GPIO_CF2_IRQ,
261		.cd_irq		= -1,
262	},
263};
264
265static struct scoop_pcmcia_config spitz_pcmcia_config = {
266	.devs		= &spitz_pcmcia_scoop[0],
267	.num_devs	= 2,
268	.power_ctrl	= spitz_pcmcia_pwr,
269};
270
271static void __init spitz_pcmcia_init(void)
272{
273	/* Akita has only one PCMCIA slot used */
274	if (machine_is_akita())
275		spitz_pcmcia_config.num_devs = 1;
276
277	platform_scoop_config = &spitz_pcmcia_config;
278}
279#else
280static inline void spitz_pcmcia_init(void) {}
281#endif
282
283/******************************************************************************
284 * GPIO keyboard
285 ******************************************************************************/
286#if defined(CONFIG_KEYBOARD_MATRIX) || defined(CONFIG_KEYBOARD_MATRIX_MODULE)
287
288#define SPITZ_KEY_CALENDAR	KEY_F1
289#define SPITZ_KEY_ADDRESS	KEY_F2
290#define SPITZ_KEY_FN		KEY_F3
291#define SPITZ_KEY_CANCEL	KEY_F4
292#define SPITZ_KEY_EXOK		KEY_F5
293#define SPITZ_KEY_EXCANCEL	KEY_F6
294#define SPITZ_KEY_EXJOGDOWN	KEY_F7
295#define SPITZ_KEY_EXJOGUP	KEY_F8
296#define SPITZ_KEY_JAP1		KEY_LEFTALT
297#define SPITZ_KEY_JAP2		KEY_RIGHTCTRL
298#define SPITZ_KEY_SYNC		KEY_F9
299#define SPITZ_KEY_MAIL		KEY_F10
300#define SPITZ_KEY_OK		KEY_F11
301#define SPITZ_KEY_MENU		KEY_F12
302
303static const uint32_t spitz_keymap[] = {
304	KEY(0, 0, KEY_LEFTCTRL),
305	KEY(0, 1, KEY_1),
306	KEY(0, 2, KEY_3),
307	KEY(0, 3, KEY_5),
308	KEY(0, 4, KEY_6),
309	KEY(0, 5, KEY_7),
310	KEY(0, 6, KEY_9),
311	KEY(0, 7, KEY_0),
312	KEY(0, 8, KEY_BACKSPACE),
313	KEY(0, 9, SPITZ_KEY_EXOK),	/* EXOK */
314	KEY(0, 10, SPITZ_KEY_EXCANCEL),	/* EXCANCEL */
315	KEY(1, 1, KEY_2),
316	KEY(1, 2, KEY_4),
317	KEY(1, 3, KEY_R),
318	KEY(1, 4, KEY_Y),
319	KEY(1, 5, KEY_8),
320	KEY(1, 6, KEY_I),
321	KEY(1, 7, KEY_O),
322	KEY(1, 8, KEY_P),
323	KEY(1, 9, SPITZ_KEY_EXJOGDOWN),	/* EXJOGDOWN */
324	KEY(1, 10, SPITZ_KEY_EXJOGUP),	/* EXJOGUP */
325	KEY(2, 0, KEY_TAB),
326	KEY(2, 1, KEY_Q),
327	KEY(2, 2, KEY_E),
328	KEY(2, 3, KEY_T),
329	KEY(2, 4, KEY_G),
330	KEY(2, 5, KEY_U),
331	KEY(2, 6, KEY_J),
332	KEY(2, 7, KEY_K),
333	KEY(3, 0, SPITZ_KEY_ADDRESS),	/* ADDRESS */
334	KEY(3, 1, KEY_W),
335	KEY(3, 2, KEY_S),
336	KEY(3, 3, KEY_F),
337	KEY(3, 4, KEY_V),
338	KEY(3, 5, KEY_H),
339	KEY(3, 6, KEY_M),
340	KEY(3, 7, KEY_L),
341	KEY(3, 9, KEY_RIGHTSHIFT),
342	KEY(4, 0, SPITZ_KEY_CALENDAR),	/* CALENDAR */
343	KEY(4, 1, KEY_A),
344	KEY(4, 2, KEY_D),
345	KEY(4, 3, KEY_C),
346	KEY(4, 4, KEY_B),
347	KEY(4, 5, KEY_N),
348	KEY(4, 6, KEY_DOT),
349	KEY(4, 8, KEY_ENTER),
350	KEY(4, 9, KEY_LEFTSHIFT),
351	KEY(5, 0, SPITZ_KEY_MAIL),	/* MAIL */
352	KEY(5, 1, KEY_Z),
353	KEY(5, 2, KEY_X),
354	KEY(5, 3, KEY_MINUS),
355	KEY(5, 4, KEY_SPACE),
356	KEY(5, 5, KEY_COMMA),
357	KEY(5, 7, KEY_UP),
358	KEY(5, 10, SPITZ_KEY_FN),	/* FN */
359	KEY(6, 0, KEY_SYSRQ),
360	KEY(6, 1, SPITZ_KEY_JAP1),	/* JAP1 */
361	KEY(6, 2, SPITZ_KEY_JAP2),	/* JAP2 */
362	KEY(6, 3, SPITZ_KEY_CANCEL),	/* CANCEL */
363	KEY(6, 4, SPITZ_KEY_OK),	/* OK */
364	KEY(6, 5, SPITZ_KEY_MENU),	/* MENU */
365	KEY(6, 6, KEY_LEFT),
366	KEY(6, 7, KEY_DOWN),
367	KEY(6, 8, KEY_RIGHT),
368};
369
370static const struct matrix_keymap_data spitz_keymap_data = {
371	.keymap		= spitz_keymap,
372	.keymap_size	= ARRAY_SIZE(spitz_keymap),
373};
374
375static const uint32_t spitz_row_gpios[] =
376		{ 12, 17, 91, 34, 36, 38, 39 };
377static const uint32_t spitz_col_gpios[] =
378		{ 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114 };
379
380static struct matrix_keypad_platform_data spitz_mkp_pdata = {
381	.keymap_data		= &spitz_keymap_data,
382	.row_gpios		= spitz_row_gpios,
383	.col_gpios		= spitz_col_gpios,
384	.num_row_gpios		= ARRAY_SIZE(spitz_row_gpios),
385	.num_col_gpios		= ARRAY_SIZE(spitz_col_gpios),
386	.col_scan_delay_us	= 10,
387	.debounce_ms		= 10,
388	.wakeup			= 1,
389};
390
391static struct platform_device spitz_mkp_device = {
392	.name		= "matrix-keypad",
393	.id		= -1,
394	.dev		= {
395		.platform_data	= &spitz_mkp_pdata,
396	},
397};
398
399static void __init spitz_mkp_init(void)
400{
401	platform_device_register(&spitz_mkp_device);
402}
403#else
404static inline void spitz_mkp_init(void) {}
405#endif
406
407/******************************************************************************
408 * GPIO keys
409 ******************************************************************************/
410#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
411static struct gpio_keys_button spitz_gpio_keys[] = {
412	{
413		.type	= EV_PWR,
414		.code	= KEY_SUSPEND,
415		.gpio	= SPITZ_GPIO_ON_KEY,
416		.desc	= "On Off",
417		.wakeup	= 1,
418	},
419	/* Two buttons detecting the lid state */
420	{
421		.type	= EV_SW,
422		.code	= 0,
423		.gpio	= SPITZ_GPIO_SWA,
424		.desc	= "Display Down",
425	},
426	{
427		.type	= EV_SW,
428		.code	= 1,
429		.gpio	= SPITZ_GPIO_SWB,
430		.desc	= "Lid Closed",
431	},
432};
433
434static struct gpio_keys_platform_data spitz_gpio_keys_platform_data = {
435	.buttons	= spitz_gpio_keys,
436	.nbuttons	= ARRAY_SIZE(spitz_gpio_keys),
437};
438
439static struct platform_device spitz_gpio_keys_device = {
440	.name	= "gpio-keys",
441	.id	= -1,
442	.dev	= {
443		.platform_data	= &spitz_gpio_keys_platform_data,
444	},
445};
446
447static void __init spitz_keys_init(void)
448{
449	platform_device_register(&spitz_gpio_keys_device);
450}
451#else
452static inline void spitz_keys_init(void) {}
453#endif
454
455/******************************************************************************
456 * LEDs
457 ******************************************************************************/
458#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
459static struct gpio_led spitz_gpio_leds[] = {
460	{
461		.name			= "spitz:amber:charge",
462		.default_trigger	= "sharpsl-charge",
463		.gpio			= SPITZ_GPIO_LED_ORANGE,
464	},
465	{
466		.name			= "spitz:green:hddactivity",
467		.default_trigger	= "ide-disk",
468		.gpio			= SPITZ_GPIO_LED_GREEN,
469	},
470};
471
472static struct gpio_led_platform_data spitz_gpio_leds_info = {
473	.leds		= spitz_gpio_leds,
474	.num_leds	= ARRAY_SIZE(spitz_gpio_leds),
475};
476
477static struct platform_device spitz_led_device = {
478	.name		= "leds-gpio",
479	.id		= -1,
480	.dev		= {
481		.platform_data	= &spitz_gpio_leds_info,
482	},
483};
484
485static void __init spitz_leds_init(void)
486{
487	platform_device_register(&spitz_led_device);
488}
489#else
490static inline void spitz_leds_init(void) {}
491#endif
492
493/******************************************************************************
494 * SSP Devices
495 ******************************************************************************/
496#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
497static void spitz_ads7846_wait_for_hsync(void)
498{
499	while (gpio_get_value(SPITZ_GPIO_HSYNC))
500		cpu_relax();
501
502	while (!gpio_get_value(SPITZ_GPIO_HSYNC))
503		cpu_relax();
504}
505
506static struct ads7846_platform_data spitz_ads7846_info = {
507	.model			= 7846,
508	.vref_delay_usecs	= 100,
509	.x_plate_ohms		= 419,
510	.y_plate_ohms		= 486,
511	.pressure_max		= 1024,
512	.gpio_pendown		= SPITZ_GPIO_TP_INT,
513	.wait_for_sync		= spitz_ads7846_wait_for_hsync,
514};
515
516static struct pxa2xx_spi_chip spitz_ads7846_chip = {
517	.gpio_cs		= SPITZ_GPIO_ADS7846_CS,
518};
519
520static void spitz_bl_kick_battery(void)
521{
522	void (*kick_batt)(void);
523
524	kick_batt = symbol_get(sharpsl_battery_kick);
525	if (kick_batt) {
526		kick_batt();
527		symbol_put(sharpsl_battery_kick);
528	}
529}
530
531static struct corgi_lcd_platform_data spitz_lcdcon_info = {
532	.init_mode		= CORGI_LCD_MODE_VGA,
533	.max_intensity		= 0x2f,
534	.default_intensity	= 0x1f,
535	.limit_mask		= 0x0b,
536	.gpio_backlight_cont	= SPITZ_GPIO_BACKLIGHT_CONT,
537	.gpio_backlight_on	= SPITZ_GPIO_BACKLIGHT_ON,
538	.kick_battery		= spitz_bl_kick_battery,
539};
540
541static struct pxa2xx_spi_chip spitz_lcdcon_chip = {
542	.gpio_cs	= SPITZ_GPIO_LCDCON_CS,
543};
544
545static struct pxa2xx_spi_chip spitz_max1111_chip = {
546	.gpio_cs	= SPITZ_GPIO_MAX1111_CS,
547};
548
549static struct spi_board_info spitz_spi_devices[] = {
550	{
551		.modalias		= "ads7846",
552		.max_speed_hz		= 1200000,
553		.bus_num		= 2,
554		.chip_select		= 0,
555		.platform_data		= &spitz_ads7846_info,
556		.controller_data	= &spitz_ads7846_chip,
557		.irq			= PXA_GPIO_TO_IRQ(SPITZ_GPIO_TP_INT),
558	}, {
559		.modalias		= "corgi-lcd",
560		.max_speed_hz		= 50000,
561		.bus_num		= 2,
562		.chip_select		= 1,
563		.platform_data		= &spitz_lcdcon_info,
564		.controller_data	= &spitz_lcdcon_chip,
565	}, {
566		.modalias		= "max1111",
567		.max_speed_hz		= 450000,
568		.bus_num		= 2,
569		.chip_select		= 2,
570		.controller_data	= &spitz_max1111_chip,
571	},
572};
573
574static struct pxa2xx_spi_master spitz_spi_info = {
575	.num_chipselect	= 3,
576};
577
578static void __init spitz_spi_init(void)
579{
580	struct corgi_lcd_platform_data *lcd_data = &spitz_lcdcon_info;
581
582	if (machine_is_akita()) {
583		lcd_data->gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT;
584		lcd_data->gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON;
585	}
586
587	pxa2xx_set_spi_info(2, &spitz_spi_info);
588	spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));
589}
590#else
591static inline void spitz_spi_init(void) {}
592#endif
593
594/******************************************************************************
595 * SD/MMC card controller
596 ******************************************************************************/
597#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
598/*
599 * NOTE: The card detect interrupt isn't debounced so we delay it by 250ms to
600 * give the card a chance to fully insert/eject.
601 */
602static int spitz_mci_setpower(struct device *dev, unsigned int vdd)
603{
604	struct pxamci_platform_data* p_d = dev->platform_data;
605
606	if ((1 << vdd) & p_d->ocr_mask)
607		spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, SCOOP_CPR_SD_3V);
608	else
609		spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, 0x0);
610
611	return 0;
612}
613
614static struct pxamci_platform_data spitz_mci_platform_data = {
615	.detect_delay_ms	= 250,
616	.ocr_mask		= MMC_VDD_32_33|MMC_VDD_33_34,
617	.setpower		= spitz_mci_setpower,
618	.gpio_card_detect	= SPITZ_GPIO_nSD_DETECT,
619	.gpio_card_ro		= SPITZ_GPIO_nSD_WP,
620	.gpio_power		= -1,
621};
622
623static void __init spitz_mmc_init(void)
624{
625	pxa_set_mci_info(&spitz_mci_platform_data);
626}
627#else
628static inline void spitz_mmc_init(void) {}
629#endif
630
631/******************************************************************************
632 * USB Host
633 ******************************************************************************/
634#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
635static int spitz_ohci_init(struct device *dev)
636{
637	int err;
638
639	err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
640	if (err)
641		return err;
642
643	/* Only Port 2 is connected, setup USB Port 2 Output Control Register */
644	UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
645
646	return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
647}
648
649static void spitz_ohci_exit(struct device *dev)
650{
651	gpio_free(SPITZ_GPIO_USB_HOST);
652}
653
654static struct pxaohci_platform_data spitz_ohci_platform_data = {
655	.port_mode	= PMM_NPS_MODE,
656	.init		= spitz_ohci_init,
657	.exit		= spitz_ohci_exit,
658	.flags		= ENABLE_PORT_ALL | NO_OC_PROTECTION,
659	.power_budget	= 150,
660};
661
662static void __init spitz_uhc_init(void)
663{
664	pxa_set_ohci_info(&spitz_ohci_platform_data);
665}
666#else
667static inline void spitz_uhc_init(void) {}
668#endif
669
670/******************************************************************************
671 * IrDA
672 ******************************************************************************/
673#if defined(CONFIG_PXA_FICP) || defined(CONFIG_PXA_FICP_MODULE)
674static struct pxaficp_platform_data spitz_ficp_platform_data = {
675	.transceiver_cap	= IR_SIRMODE | IR_OFF,
676};
677
678static void __init spitz_irda_init(void)
679{
680	if (machine_is_akita())
681		spitz_ficp_platform_data.gpio_pwdown = AKITA_GPIO_IR_ON;
682	else
683		spitz_ficp_platform_data.gpio_pwdown = SPITZ_GPIO_IR_ON;
684
685	pxa_set_ficp_info(&spitz_ficp_platform_data);
686}
687#else
688static inline void spitz_irda_init(void) {}
689#endif
690
691/******************************************************************************
692 * Framebuffer
693 ******************************************************************************/
694#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
695static struct pxafb_mode_info spitz_pxafb_modes[] = {
696	{
697		.pixclock       = 19231,
698		.xres           = 480,
699		.yres           = 640,
700		.bpp            = 16,
701		.hsync_len      = 40,
702		.left_margin    = 46,
703		.right_margin   = 125,
704		.vsync_len      = 3,
705		.upper_margin   = 1,
706		.lower_margin   = 0,
707		.sync           = 0,
708	}, {
709		.pixclock       = 134617,
710		.xres           = 240,
711		.yres           = 320,
712		.bpp            = 16,
713		.hsync_len      = 20,
714		.left_margin    = 20,
715		.right_margin   = 46,
716		.vsync_len      = 2,
717		.upper_margin   = 1,
718		.lower_margin   = 0,
719		.sync           = 0,
720	},
721};
722
723static struct pxafb_mach_info spitz_pxafb_info = {
724	.modes          = spitz_pxafb_modes,
725	.num_modes      = ARRAY_SIZE(spitz_pxafb_modes),
726	.fixed_modes    = 1,
727	.lcd_conn	= LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING,
728};
729
730static void __init spitz_lcd_init(void)
731{
732	pxa_set_fb_info(NULL, &spitz_pxafb_info);
733}
734#else
735static inline void spitz_lcd_init(void) {}
736#endif
737
738/******************************************************************************
739 * NAND Flash
740 ******************************************************************************/
741#if defined(CONFIG_MTD_NAND_SHARPSL) || defined(CONFIG_MTD_NAND_SHARPSL_MODULE)
742static struct mtd_partition spitz_nand_partitions[] = {
743	{
744		.name = "System Area",
745		.offset = 0,
746		.size = 7 * 1024 * 1024,
747	}, {
748		.name = "Root Filesystem",
749		.offset = 7 * 1024 * 1024,
750	}, {
751		.name = "Home Filesystem",
752		.offset = MTDPART_OFS_APPEND,
753		.size = MTDPART_SIZ_FULL,
754	},
755};
756
757static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
758
759static struct nand_bbt_descr spitz_nand_bbt = {
760	.options	= 0,
761	.offs		= 4,
762	.len		= 2,
763	.pattern	= scan_ff_pattern
764};
765
766static struct nand_ecclayout akita_oobinfo = {
767	.oobfree	= { {0x08, 0x09} },
768	.eccbytes	= 24,
769	.eccpos		= {
770			0x05, 0x01, 0x02, 0x03, 0x06, 0x07, 0x15, 0x11,
771			0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23,
772			0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37,
773	},
774};
775
776static struct sharpsl_nand_platform_data spitz_nand_pdata = {
777	.badblock_pattern	= &spitz_nand_bbt,
778	.partitions		= spitz_nand_partitions,
779	.nr_partitions		= ARRAY_SIZE(spitz_nand_partitions),
780};
781
782static struct resource spitz_nand_resources[] = {
783	{
784		.start	= PXA_CS3_PHYS,
785		.end	= PXA_CS3_PHYS + SZ_4K - 1,
786		.flags	= IORESOURCE_MEM,
787	},
788};
789
790static struct platform_device spitz_nand_device = {
791	.name		= "sharpsl-nand",
792	.id		= -1,
793	.resource	= spitz_nand_resources,
794	.num_resources	= ARRAY_SIZE(spitz_nand_resources),
795	.dev		= {
796		.platform_data	= &spitz_nand_pdata,
797	}
798};
799
800static void __init spitz_nand_init(void)
801{
802	if (machine_is_spitz()) {
803		spitz_nand_partitions[1].size = 5 * 1024 * 1024;
804	} else if (machine_is_akita()) {
805		spitz_nand_partitions[1].size = 58 * 1024 * 1024;
806		spitz_nand_bbt.len = 1;
807		spitz_nand_pdata.ecc_layout = &akita_oobinfo;
808	} else if (machine_is_borzoi()) {
809		spitz_nand_partitions[1].size = 32 * 1024 * 1024;
810		spitz_nand_bbt.len = 1;
811		spitz_nand_pdata.ecc_layout = &akita_oobinfo;
812	}
813
814	platform_device_register(&spitz_nand_device);
815}
816#else
817static inline void spitz_nand_init(void) {}
818#endif
819
820/******************************************************************************
821 * NOR Flash
822 ******************************************************************************/
823#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
824static struct mtd_partition spitz_rom_parts[] = {
825	{
826		.name	="Boot PROM Filesystem",
827		.offset	= 0x00140000,
828		.size	= MTDPART_SIZ_FULL,
829	},
830};
831
832static struct physmap_flash_data spitz_rom_data = {
833	.width		= 2,
834	.nr_parts	= ARRAY_SIZE(spitz_rom_parts),
835	.parts		= spitz_rom_parts,
836};
837
838static struct resource spitz_rom_resources[] = {
839	{
840		.start	= PXA_CS0_PHYS,
841		.end	= PXA_CS0_PHYS + SZ_8M - 1,
842		.flags	= IORESOURCE_MEM,
843	},
844};
845
846static struct platform_device spitz_rom_device = {
847	.name		= "physmap-flash",
848	.id		= -1,
849	.resource	= spitz_rom_resources,
850	.num_resources	= ARRAY_SIZE(spitz_rom_resources),
851	.dev		= {
852		.platform_data	= &spitz_rom_data,
853	},
854};
855
856static void __init spitz_nor_init(void)
857{
858	platform_device_register(&spitz_rom_device);
859}
860#else
861static inline void spitz_nor_init(void) {}
862#endif
863
864/******************************************************************************
865 * I2C devices
866 ******************************************************************************/
867#if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
868static struct pca953x_platform_data akita_pca953x_pdata = {
869	.gpio_base		= AKITA_IOEXP_GPIO_BASE,
870};
871
872static struct i2c_board_info spitz_i2c_devs[] = {
873	{
874		.type		= "wm8750",
875		.addr		= 0x1b,
876	}, {
877		.type		= "max7310",
878		.addr		= 0x18,
879		.platform_data	= &akita_pca953x_pdata,
880	},
881};
882
883static struct regulator_consumer_supply isl6271a_consumers[] = {
884	REGULATOR_SUPPLY("vcc_core", NULL),
885};
886
887static struct regulator_init_data isl6271a_info[] = {
888	{
889		.constraints = {
890			.name		= "vcc_core range",
891			.min_uV		= 850000,
892			.max_uV		= 1600000,
893			.always_on	= 1,
894			.valid_ops_mask	= REGULATOR_CHANGE_VOLTAGE,
895		},
896	.consumer_supplies	= isl6271a_consumers,
897	.num_consumer_supplies	= ARRAY_SIZE(isl6271a_consumers),
898	}
899};
900
901static struct i2c_board_info spitz_pi2c_devs[] = {
902	{
903		.type		= "isl6271a",
904		.addr		= 0x0c,
905		.platform_data	= &isl6271a_info,
906	},
907};
908
909static void __init spitz_i2c_init(void)
910{
911	int size = ARRAY_SIZE(spitz_i2c_devs);
912
913	/* Only Akita has the max7310 chip */
914	if (!machine_is_akita())
915		size--;
916
917	pxa_set_i2c_info(NULL);
918	pxa27x_set_i2c_power_info(NULL);
919	i2c_register_board_info(0, spitz_i2c_devs, size);
920	i2c_register_board_info(1, ARRAY_AND_SIZE(spitz_pi2c_devs));
921}
922#else
923static inline void spitz_i2c_init(void) {}
924#endif
925
926/******************************************************************************
927 * Audio devices
928 ******************************************************************************/
929static inline void spitz_audio_init(void)
930{
931	platform_device_register_simple("spitz-audio", -1, NULL, 0);
932}
933
934/******************************************************************************
935 * Machine init
936 ******************************************************************************/
937static void spitz_poweroff(void)
938{
939	pxa_restart(REBOOT_GPIO, NULL);
940}
941
942static void spitz_restart(enum reboot_mode mode, const char *cmd)
943{
944	uint32_t msc0 = __raw_readl(MSC0);
945	/* Bootloader magic for a reboot */
946	if ((msc0 & 0xffff0000) == 0x7ff00000)
947		__raw_writel((msc0 & 0xffff) | 0x7ee00000, MSC0);
948
949	spitz_poweroff();
950}
951
952static void __init spitz_init(void)
953{
954	init_gpio_reset(SPITZ_GPIO_ON_RESET, 1, 0);
955	pm_power_off = spitz_poweroff;
956
957	PMCR = 0x00;
958
959	/* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
960	PCFR |= PCFR_OPDE;
961
962	pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));
963
964	pxa_set_ffuart_info(NULL);
965	pxa_set_btuart_info(NULL);
966	pxa_set_stuart_info(NULL);
967
968	spitz_spi_init();
969	spitz_scoop_init();
970	spitz_mkp_init();
971	spitz_keys_init();
972	spitz_leds_init();
973	spitz_mmc_init();
974	spitz_pcmcia_init();
975	spitz_irda_init();
976	spitz_uhc_init();
977	spitz_lcd_init();
978	spitz_nor_init();
979	spitz_nand_init();
980	spitz_i2c_init();
981	spitz_audio_init();
982
983	regulator_has_full_constraints();
984}
985
986static void __init spitz_fixup(struct tag *tags, char **cmdline)
987{
988	sharpsl_save_param();
989	memblock_add(0xa0000000, SZ_64M);
990}
991
992#ifdef CONFIG_MACH_SPITZ
993MACHINE_START(SPITZ, "SHARP Spitz")
994	.fixup		= spitz_fixup,
995	.map_io		= pxa27x_map_io,
996	.nr_irqs	= PXA_NR_IRQS,
997	.init_irq	= pxa27x_init_irq,
998	.handle_irq	= pxa27x_handle_irq,
999	.init_machine	= spitz_init,
1000	.init_time	= pxa_timer_init,
1001	.restart	= spitz_restart,
1002MACHINE_END
1003#endif
1004
1005#ifdef CONFIG_MACH_BORZOI
1006MACHINE_START(BORZOI, "SHARP Borzoi")
1007	.fixup		= spitz_fixup,
1008	.map_io		= pxa27x_map_io,
1009	.nr_irqs	= PXA_NR_IRQS,
1010	.init_irq	= pxa27x_init_irq,
1011	.handle_irq	= pxa27x_handle_irq,
1012	.init_machine	= spitz_init,
1013	.init_time	= pxa_timer_init,
1014	.restart	= spitz_restart,
1015MACHINE_END
1016#endif
1017
1018#ifdef CONFIG_MACH_AKITA
1019MACHINE_START(AKITA, "SHARP Akita")
1020	.fixup		= spitz_fixup,
1021	.map_io		= pxa27x_map_io,
1022	.nr_irqs	= PXA_NR_IRQS,
1023	.init_irq	= pxa27x_init_irq,
1024	.handle_irq	= pxa27x_handle_irq,
1025	.init_machine	= spitz_init,
1026	.init_time	= pxa_timer_init,
1027	.restart	= spitz_restart,
1028MACHINE_END
1029#endif
1030