2 * Support for Sharp SL-Cxx00 Series of PDAs
3 * Models: SL-C3000 (Spitz), SL-C1000 (Akita) and SL-C3100 (Borzoi)
5 * Copyright (c) 2005 Richard Purdie
7 * Based on Sharp's 2.4 kernel patches/lubbock.c
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.
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/platform_data/i2c-pxa.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>
33 #include <linux/reboot.h>
34 #include <linux/memblock.h>
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>
43 #include "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 "sharpsl_pm.h"
51 #include <mach/smemc.h>
56 /******************************************************************************
58 ******************************************************************************/
59 static unsigned long spitz_pin_config[] __initdata = {
61 GPIO78_nCS_2, /* SCOOP #2 */
62 GPIO79_nCS_3, /* NAND */
63 GPIO80_nCS_4, /* SCOOP #1 */
65 /* LCD - 16bpp Active TFT */
81 GPIO28_I2S_BITCLK_OUT,
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 */
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 */
130 GPIO0_GPIO | WAKEUP_ON_EDGE_RISE, /* SPITZ_GPIO_KEY_INT */
131 GPIO1_GPIO | WAKEUP_ON_EDGE_FALL, /* SPITZ_GPIO_RESET */
135 /******************************************************************************
136 * Scoop GPIO expander
137 ******************************************************************************/
138 #if defined(CONFIG_SHARP_SCOOP) || defined(CONFIG_SHARP_SCOOP_MODULE)
139 /* SCOOP Device #1 */
140 static struct resource spitz_scoop_1_resources[] = {
144 .flags = IORESOURCE_MEM,
148 static 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,
156 struct platform_device spitz_scoop_1_device = {
157 .name = "sharp-scoop",
160 .platform_data = &spitz_scoop_1_setup,
162 .num_resources = ARRAY_SIZE(spitz_scoop_1_resources),
163 .resource = spitz_scoop_1_resources,
166 /* SCOOP Device #2 */
167 static struct resource spitz_scoop_2_resources[] = {
171 .flags = IORESOURCE_MEM,
175 static 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,
183 struct platform_device spitz_scoop_2_device = {
184 .name = "sharp-scoop",
187 .platform_data = &spitz_scoop_2_setup,
189 .num_resources = ARRAY_SIZE(spitz_scoop_2_resources),
190 .resource = spitz_scoop_2_resources,
193 static void __init spitz_scoop_init(void)
195 platform_device_register(&spitz_scoop_1_device);
197 /* Akita doesn't have the second SCOOP chip */
198 if (!machine_is_akita())
199 platform_device_register(&spitz_scoop_2_device);
202 /* Power control is shared with between one of the CF slots and SD */
203 static void __maybe_unused spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr)
209 gpio_set_value(SPITZ_GPIO_CF_POWER, 1);
213 local_irq_save(flags);
215 cpr = read_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR);
217 if (enable & new_cpr)
222 write_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR, cpr);
224 local_irq_restore(flags);
228 gpio_set_value(SPITZ_GPIO_CF_POWER, 0);
233 static inline void spitz_scoop_init(void) {}
234 static inline void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr) {}
237 /******************************************************************************
239 ******************************************************************************/
240 #if defined(CONFIG_PCMCIA_PXA2XX) || defined(CONFIG_PCMCIA_PXA2XX_MODULE)
241 static void spitz_pcmcia_pwr(struct device *scoop, uint16_t cpr, int nr)
243 /* Only need to override behaviour for slot 0 */
246 cpr & (SCOOP_CPR_CF_3V | SCOOP_CPR_CF_XV), cpr);
248 write_scoop_reg(scoop, SCOOP_CPR, cpr);
251 static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
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",
258 .dev = &spitz_scoop_2_device.dev,
259 .irq = SPITZ_IRQ_GPIO_CF2_IRQ,
264 static struct scoop_pcmcia_config spitz_pcmcia_config = {
265 .devs = &spitz_pcmcia_scoop[0],
267 .power_ctrl = spitz_pcmcia_pwr,
270 static void __init spitz_pcmcia_init(void)
272 /* Akita has only one PCMCIA slot used */
273 if (machine_is_akita())
274 spitz_pcmcia_config.num_devs = 1;
276 platform_scoop_config = &spitz_pcmcia_config;
279 static inline void spitz_pcmcia_init(void) {}
282 /******************************************************************************
284 ******************************************************************************/
285 #if defined(CONFIG_KEYBOARD_MATRIX) || defined(CONFIG_KEYBOARD_MATRIX_MODULE)
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
302 static const uint32_t spitz_keymap[] = {
303 KEY(0, 0, KEY_LEFTCTRL),
311 KEY(0, 8, KEY_BACKSPACE),
312 KEY(0, 9, SPITZ_KEY_EXOK), /* EXOK */
313 KEY(0, 10, SPITZ_KEY_EXCANCEL), /* EXCANCEL */
322 KEY(1, 9, SPITZ_KEY_EXJOGDOWN), /* EXJOGDOWN */
323 KEY(1, 10, SPITZ_KEY_EXJOGUP), /* EXJOGUP */
332 KEY(3, 0, SPITZ_KEY_ADDRESS), /* ADDRESS */
340 KEY(3, 9, KEY_RIGHTSHIFT),
341 KEY(4, 0, SPITZ_KEY_CALENDAR), /* CALENDAR */
348 KEY(4, 8, KEY_ENTER),
349 KEY(4, 9, KEY_LEFTSHIFT),
350 KEY(5, 0, SPITZ_KEY_MAIL), /* MAIL */
353 KEY(5, 3, KEY_MINUS),
354 KEY(5, 4, KEY_SPACE),
355 KEY(5, 5, KEY_COMMA),
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 */
366 KEY(6, 8, KEY_RIGHT),
369 static const struct matrix_keymap_data spitz_keymap_data = {
370 .keymap = spitz_keymap,
371 .keymap_size = ARRAY_SIZE(spitz_keymap),
374 static const uint32_t spitz_row_gpios[] =
375 { 12, 17, 91, 34, 36, 38, 39 };
376 static const uint32_t spitz_col_gpios[] =
377 { 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114 };
379 static 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,
390 static struct platform_device spitz_mkp_device = {
391 .name = "matrix-keypad",
394 .platform_data = &spitz_mkp_pdata,
398 static void __init spitz_mkp_init(void)
400 platform_device_register(&spitz_mkp_device);
403 static inline void spitz_mkp_init(void) {}
406 /******************************************************************************
408 ******************************************************************************/
409 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
410 static struct gpio_keys_button spitz_gpio_keys[] = {
414 .gpio = SPITZ_GPIO_ON_KEY,
418 /* Two buttons detecting the lid state */
422 .gpio = SPITZ_GPIO_SWA,
423 .desc = "Display Down",
428 .gpio = SPITZ_GPIO_SWB,
429 .desc = "Lid Closed",
433 static struct gpio_keys_platform_data spitz_gpio_keys_platform_data = {
434 .buttons = spitz_gpio_keys,
435 .nbuttons = ARRAY_SIZE(spitz_gpio_keys),
438 static struct platform_device spitz_gpio_keys_device = {
442 .platform_data = &spitz_gpio_keys_platform_data,
446 static void __init spitz_keys_init(void)
448 platform_device_register(&spitz_gpio_keys_device);
451 static inline void spitz_keys_init(void) {}
454 /******************************************************************************
456 ******************************************************************************/
457 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
458 static struct gpio_led spitz_gpio_leds[] = {
460 .name = "spitz:amber:charge",
461 .default_trigger = "sharpsl-charge",
462 .gpio = SPITZ_GPIO_LED_ORANGE,
465 .name = "spitz:green:hddactivity",
466 .default_trigger = "disk-activity",
467 .gpio = SPITZ_GPIO_LED_GREEN,
471 static struct gpio_led_platform_data spitz_gpio_leds_info = {
472 .leds = spitz_gpio_leds,
473 .num_leds = ARRAY_SIZE(spitz_gpio_leds),
476 static struct platform_device spitz_led_device = {
480 .platform_data = &spitz_gpio_leds_info,
484 static void __init spitz_leds_init(void)
486 platform_device_register(&spitz_led_device);
489 static inline void spitz_leds_init(void) {}
492 /******************************************************************************
494 ******************************************************************************/
495 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
496 static void spitz_ads7846_wait_for_hsync(void)
498 while (gpio_get_value(SPITZ_GPIO_HSYNC))
501 while (!gpio_get_value(SPITZ_GPIO_HSYNC))
505 static struct ads7846_platform_data spitz_ads7846_info = {
507 .vref_delay_usecs = 100,
510 .pressure_max = 1024,
511 .gpio_pendown = SPITZ_GPIO_TP_INT,
512 .wait_for_sync = spitz_ads7846_wait_for_hsync,
515 static struct pxa2xx_spi_chip spitz_ads7846_chip = {
516 .gpio_cs = SPITZ_GPIO_ADS7846_CS,
519 static struct corgi_lcd_platform_data spitz_lcdcon_info = {
520 .init_mode = CORGI_LCD_MODE_VGA,
521 .max_intensity = 0x2f,
522 .default_intensity = 0x1f,
524 .gpio_backlight_cont = SPITZ_GPIO_BACKLIGHT_CONT,
525 .gpio_backlight_on = SPITZ_GPIO_BACKLIGHT_ON,
526 .kick_battery = sharpsl_battery_kick,
529 static struct pxa2xx_spi_chip spitz_lcdcon_chip = {
530 .gpio_cs = SPITZ_GPIO_LCDCON_CS,
533 static struct pxa2xx_spi_chip spitz_max1111_chip = {
534 .gpio_cs = SPITZ_GPIO_MAX1111_CS,
537 static struct spi_board_info spitz_spi_devices[] = {
539 .modalias = "ads7846",
540 .max_speed_hz = 1200000,
543 .platform_data = &spitz_ads7846_info,
544 .controller_data = &spitz_ads7846_chip,
545 .irq = PXA_GPIO_TO_IRQ(SPITZ_GPIO_TP_INT),
547 .modalias = "corgi-lcd",
548 .max_speed_hz = 50000,
551 .platform_data = &spitz_lcdcon_info,
552 .controller_data = &spitz_lcdcon_chip,
554 .modalias = "max1111",
555 .max_speed_hz = 450000,
558 .controller_data = &spitz_max1111_chip,
562 static struct pxa2xx_spi_master spitz_spi_info = {
566 static void __init spitz_spi_init(void)
568 struct corgi_lcd_platform_data *lcd_data = &spitz_lcdcon_info;
570 if (machine_is_akita()) {
571 lcd_data->gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT;
572 lcd_data->gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON;
575 pxa2xx_set_spi_info(2, &spitz_spi_info);
576 spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));
579 static inline void spitz_spi_init(void) {}
582 /******************************************************************************
583 * SD/MMC card controller
584 ******************************************************************************/
585 #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
587 * NOTE: The card detect interrupt isn't debounced so we delay it by 250ms to
588 * give the card a chance to fully insert/eject.
590 static int spitz_mci_setpower(struct device *dev, unsigned int vdd)
592 struct pxamci_platform_data* p_d = dev->platform_data;
594 if ((1 << vdd) & p_d->ocr_mask)
595 spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, SCOOP_CPR_SD_3V);
597 spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, 0x0);
602 static struct pxamci_platform_data spitz_mci_platform_data = {
603 .detect_delay_ms = 250,
604 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
605 .setpower = spitz_mci_setpower,
606 .gpio_card_detect = SPITZ_GPIO_nSD_DETECT,
607 .gpio_card_ro = SPITZ_GPIO_nSD_WP,
611 static void __init spitz_mmc_init(void)
613 pxa_set_mci_info(&spitz_mci_platform_data);
616 static inline void spitz_mmc_init(void) {}
619 /******************************************************************************
621 ******************************************************************************/
622 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
623 static int spitz_ohci_init(struct device *dev)
627 err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
631 /* Only Port 2 is connected, setup USB Port 2 Output Control Register */
632 UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
634 return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
637 static void spitz_ohci_exit(struct device *dev)
639 gpio_free(SPITZ_GPIO_USB_HOST);
642 static struct pxaohci_platform_data spitz_ohci_platform_data = {
643 .port_mode = PMM_NPS_MODE,
644 .init = spitz_ohci_init,
645 .exit = spitz_ohci_exit,
646 .flags = ENABLE_PORT_ALL | NO_OC_PROTECTION,
650 static void __init spitz_uhc_init(void)
652 pxa_set_ohci_info(&spitz_ohci_platform_data);
655 static inline void spitz_uhc_init(void) {}
658 /******************************************************************************
660 ******************************************************************************/
661 #if defined(CONFIG_PXA_FICP) || defined(CONFIG_PXA_FICP_MODULE)
662 static struct pxaficp_platform_data spitz_ficp_platform_data = {
663 .transceiver_cap = IR_SIRMODE | IR_OFF,
666 static void __init spitz_irda_init(void)
668 if (machine_is_akita())
669 spitz_ficp_platform_data.gpio_pwdown = AKITA_GPIO_IR_ON;
671 spitz_ficp_platform_data.gpio_pwdown = SPITZ_GPIO_IR_ON;
673 pxa_set_ficp_info(&spitz_ficp_platform_data);
676 static inline void spitz_irda_init(void) {}
679 /******************************************************************************
681 ******************************************************************************/
682 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
683 static struct pxafb_mode_info spitz_pxafb_modes[] = {
711 static struct pxafb_mach_info spitz_pxafb_info = {
712 .modes = spitz_pxafb_modes,
713 .num_modes = ARRAY_SIZE(spitz_pxafb_modes),
715 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING,
718 static void __init spitz_lcd_init(void)
720 pxa_set_fb_info(NULL, &spitz_pxafb_info);
723 static inline void spitz_lcd_init(void) {}
726 /******************************************************************************
728 ******************************************************************************/
729 #if defined(CONFIG_MTD_NAND_SHARPSL) || defined(CONFIG_MTD_NAND_SHARPSL_MODULE)
730 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
732 static struct nand_bbt_descr spitz_nand_bbt = {
736 .pattern = scan_ff_pattern
739 static int akita_ooblayout_ecc(struct mtd_info *mtd, int section,
740 struct mtd_oob_region *oobregion)
745 switch (section % 3) {
747 oobregion->offset = 5;
748 oobregion->length = 1;
752 oobregion->offset = 1;
753 oobregion->length = 3;
757 oobregion->offset = 6;
758 oobregion->length = 2;
762 oobregion->offset += (section / 3) * 0x10;
767 static int akita_ooblayout_free(struct mtd_info *mtd, int section,
768 struct mtd_oob_region *oobregion)
773 oobregion->offset = 8;
774 oobregion->length = 9;
779 static const struct mtd_ooblayout_ops akita_ooblayout_ops = {
780 .ecc = akita_ooblayout_ecc,
781 .free = akita_ooblayout_free,
784 static const char * const probes[] = {
791 static struct sharpsl_nand_platform_data spitz_nand_pdata = {
792 .badblock_pattern = &spitz_nand_bbt,
793 .part_parsers = probes,
796 static struct resource spitz_nand_resources[] = {
798 .start = PXA_CS3_PHYS,
799 .end = PXA_CS3_PHYS + SZ_4K - 1,
800 .flags = IORESOURCE_MEM,
804 static struct platform_device spitz_nand_device = {
805 .name = "sharpsl-nand",
807 .resource = spitz_nand_resources,
808 .num_resources = ARRAY_SIZE(spitz_nand_resources),
810 .platform_data = &spitz_nand_pdata,
814 static void __init spitz_nand_init(void)
816 if (machine_is_akita() || machine_is_borzoi()) {
817 spitz_nand_bbt.len = 1;
818 spitz_nand_pdata.ecc_layout = &akita_ooblayout_ops;
821 platform_device_register(&spitz_nand_device);
824 static inline void spitz_nand_init(void) {}
827 /******************************************************************************
829 ******************************************************************************/
830 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
831 static struct mtd_partition spitz_rom_parts[] = {
833 .name ="Boot PROM Filesystem",
834 .offset = 0x00140000,
835 .size = MTDPART_SIZ_FULL,
839 static struct physmap_flash_data spitz_rom_data = {
841 .nr_parts = ARRAY_SIZE(spitz_rom_parts),
842 .parts = spitz_rom_parts,
845 static struct resource spitz_rom_resources[] = {
847 .start = PXA_CS0_PHYS,
848 .end = PXA_CS0_PHYS + SZ_8M - 1,
849 .flags = IORESOURCE_MEM,
853 static struct platform_device spitz_rom_device = {
854 .name = "physmap-flash",
856 .resource = spitz_rom_resources,
857 .num_resources = ARRAY_SIZE(spitz_rom_resources),
859 .platform_data = &spitz_rom_data,
863 static void __init spitz_nor_init(void)
865 platform_device_register(&spitz_rom_device);
868 static inline void spitz_nor_init(void) {}
871 /******************************************************************************
873 ******************************************************************************/
874 #if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
875 static struct pca953x_platform_data akita_pca953x_pdata = {
876 .gpio_base = AKITA_IOEXP_GPIO_BASE,
879 static struct i2c_board_info spitz_i2c_devs[] = {
886 .platform_data = &akita_pca953x_pdata,
890 static struct regulator_consumer_supply isl6271a_consumers[] = {
891 REGULATOR_SUPPLY("vcc_core", NULL),
894 static struct regulator_init_data isl6271a_info[] = {
897 .name = "vcc_core range",
901 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
903 .consumer_supplies = isl6271a_consumers,
904 .num_consumer_supplies = ARRAY_SIZE(isl6271a_consumers),
908 static struct i2c_board_info spitz_pi2c_devs[] = {
912 .platform_data = &isl6271a_info,
916 static void __init spitz_i2c_init(void)
918 int size = ARRAY_SIZE(spitz_i2c_devs);
920 /* Only Akita has the max7310 chip */
921 if (!machine_is_akita())
924 pxa_set_i2c_info(NULL);
925 pxa27x_set_i2c_power_info(NULL);
926 i2c_register_board_info(0, spitz_i2c_devs, size);
927 i2c_register_board_info(1, ARRAY_AND_SIZE(spitz_pi2c_devs));
930 static inline void spitz_i2c_init(void) {}
933 /******************************************************************************
935 ******************************************************************************/
936 static inline void spitz_audio_init(void)
938 platform_device_register_simple("spitz-audio", -1, NULL, 0);
941 /******************************************************************************
943 ******************************************************************************/
944 static void spitz_poweroff(void)
946 pxa_restart(REBOOT_GPIO, NULL);
949 static void spitz_restart(enum reboot_mode mode, const char *cmd)
951 uint32_t msc0 = __raw_readl(MSC0);
952 /* Bootloader magic for a reboot */
953 if ((msc0 & 0xffff0000) == 0x7ff00000)
954 __raw_writel((msc0 & 0xffff) | 0x7ee00000, MSC0);
959 static void __init spitz_init(void)
961 init_gpio_reset(SPITZ_GPIO_ON_RESET, 1, 0);
962 pm_power_off = spitz_poweroff;
966 /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
969 pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));
971 pxa_set_ffuart_info(NULL);
972 pxa_set_btuart_info(NULL);
973 pxa_set_stuart_info(NULL);
990 regulator_has_full_constraints();
993 static void __init spitz_fixup(struct tag *tags, char **cmdline)
995 sharpsl_save_param();
996 memblock_add(0xa0000000, SZ_64M);
999 #ifdef CONFIG_MACH_SPITZ
1000 MACHINE_START(SPITZ, "SHARP Spitz")
1001 .fixup = spitz_fixup,
1002 .map_io = pxa27x_map_io,
1003 .nr_irqs = PXA_NR_IRQS,
1004 .init_irq = pxa27x_init_irq,
1005 .handle_irq = pxa27x_handle_irq,
1006 .init_machine = spitz_init,
1007 .init_time = pxa_timer_init,
1008 .restart = spitz_restart,
1012 #ifdef CONFIG_MACH_BORZOI
1013 MACHINE_START(BORZOI, "SHARP Borzoi")
1014 .fixup = spitz_fixup,
1015 .map_io = pxa27x_map_io,
1016 .nr_irqs = PXA_NR_IRQS,
1017 .init_irq = pxa27x_init_irq,
1018 .handle_irq = pxa27x_handle_irq,
1019 .init_machine = spitz_init,
1020 .init_time = pxa_timer_init,
1021 .restart = spitz_restart,
1025 #ifdef CONFIG_MACH_AKITA
1026 MACHINE_START(AKITA, "SHARP Akita")
1027 .fixup = spitz_fixup,
1028 .map_io = pxa27x_map_io,
1029 .nr_irqs = PXA_NR_IRQS,
1030 .init_irq = pxa27x_init_irq,
1031 .handle_irq = pxa27x_handle_irq,
1032 .init_machine = spitz_init,
1033 .init_time = pxa_timer_init,
1034 .restart = spitz_restart,