1 // SPDX-License-Identifier: GPL-2.0-only
3 * Support for Sharp SL-Cxx00 Series of PDAs
4 * Models: SL-C3000 (Spitz), SL-C1000 (Akita) and SL-C3100 (Borzoi)
6 * Copyright (c) 2005 Richard Purdie
8 * Based on Sharp's 2.4 kernel patches/lubbock.c
11 #include <linux/kernel.h>
12 #include <linux/platform_device.h>
13 #include <linux/delay.h>
14 #include <linux/gpio_keys.h>
15 #include <linux/gpio.h>
16 #include <linux/gpio/machine.h>
17 #include <linux/leds.h>
18 #include <linux/i2c.h>
19 #include <linux/platform_data/i2c-pxa.h>
20 #include <linux/platform_data/pca953x.h>
21 #include <linux/spi/spi.h>
22 #include <linux/spi/ads7846.h>
23 #include <linux/spi/corgi_lcd.h>
24 #include <linux/spi/pxa2xx_spi.h>
25 #include <linux/mtd/sharpsl.h>
26 #include <linux/mtd/physmap.h>
27 #include <linux/input/matrix_keypad.h>
28 #include <linux/regulator/machine.h>
30 #include <linux/reboot.h>
31 #include <linux/memblock.h>
33 #include <asm/setup.h>
34 #include <asm/mach-types.h>
35 #include <asm/mach/arch.h>
36 #include <asm/mach/sharpsl_param.h>
37 #include <asm/hardware/scoop.h>
40 #include "pxa27x-udc.h"
41 #include <mach/reset.h>
42 #include <linux/platform_data/irda-pxaficp.h>
43 #include <linux/platform_data/mmc-pxamci.h>
44 #include <linux/platform_data/usb-ohci-pxa27x.h>
45 #include <linux/platform_data/video-pxafb.h>
46 #include <mach/spitz.h>
47 #include "sharpsl_pm.h"
48 #include <mach/smemc.h>
53 /******************************************************************************
55 ******************************************************************************/
56 static unsigned long spitz_pin_config[] __initdata = {
58 GPIO78_nCS_2, /* SCOOP #2 */
59 GPIO79_nCS_3, /* NAND */
60 GPIO80_nCS_4, /* SCOOP #1 */
62 /* LCD - 16bpp Active TFT */
78 GPIO28_I2S_BITCLK_OUT,
92 GPIO9_GPIO, /* SPITZ_GPIO_nSD_DETECT */
93 GPIO16_GPIO, /* SPITZ_GPIO_SYNC */
94 GPIO81_GPIO, /* SPITZ_GPIO_nSD_WP */
95 GPIO41_GPIO, /* SPITZ_GPIO_USB_CONNECT */
96 GPIO37_GPIO, /* SPITZ_GPIO_USB_HOST */
97 GPIO35_GPIO, /* SPITZ_GPIO_USB_DEVICE */
98 GPIO22_GPIO, /* SPITZ_GPIO_HSYNC */
99 GPIO94_GPIO, /* SPITZ_GPIO_CF_CD */
100 GPIO105_GPIO, /* SPITZ_GPIO_CF_IRQ */
101 GPIO106_GPIO, /* SPITZ_GPIO_CF2_IRQ */
103 /* GPIO matrix keypad */
104 GPIO88_GPIO, /* column 0 */
105 GPIO23_GPIO, /* column 1 */
106 GPIO24_GPIO, /* column 2 */
107 GPIO25_GPIO, /* column 3 */
108 GPIO26_GPIO, /* column 4 */
109 GPIO27_GPIO, /* column 5 */
110 GPIO52_GPIO, /* column 6 */
111 GPIO103_GPIO, /* column 7 */
112 GPIO107_GPIO, /* column 8 */
113 GPIO108_GPIO, /* column 9 */
114 GPIO114_GPIO, /* column 10 */
115 GPIO12_GPIO, /* row 0 */
116 GPIO17_GPIO, /* row 1 */
117 GPIO91_GPIO, /* row 2 */
118 GPIO34_GPIO, /* row 3 */
119 GPIO36_GPIO, /* row 4 */
120 GPIO38_GPIO, /* row 5 */
121 GPIO39_GPIO, /* row 6 */
127 GPIO0_GPIO | WAKEUP_ON_EDGE_RISE, /* SPITZ_GPIO_KEY_INT */
128 GPIO1_GPIO | WAKEUP_ON_EDGE_FALL, /* SPITZ_GPIO_RESET */
132 /******************************************************************************
133 * Scoop GPIO expander
134 ******************************************************************************/
135 #if defined(CONFIG_SHARP_SCOOP) || defined(CONFIG_SHARP_SCOOP_MODULE)
136 /* SCOOP Device #1 */
137 static struct resource spitz_scoop_1_resources[] = {
141 .flags = IORESOURCE_MEM,
145 static struct scoop_config spitz_scoop_1_setup = {
146 .io_dir = SPITZ_SCP_IO_DIR,
147 .io_out = SPITZ_SCP_IO_OUT,
148 .suspend_clr = SPITZ_SCP_SUS_CLR,
149 .suspend_set = SPITZ_SCP_SUS_SET,
150 .gpio_base = SPITZ_SCP_GPIO_BASE,
153 struct platform_device spitz_scoop_1_device = {
154 .name = "sharp-scoop",
157 .platform_data = &spitz_scoop_1_setup,
159 .num_resources = ARRAY_SIZE(spitz_scoop_1_resources),
160 .resource = spitz_scoop_1_resources,
163 /* SCOOP Device #2 */
164 static struct resource spitz_scoop_2_resources[] = {
168 .flags = IORESOURCE_MEM,
172 static struct scoop_config spitz_scoop_2_setup = {
173 .io_dir = SPITZ_SCP2_IO_DIR,
174 .io_out = SPITZ_SCP2_IO_OUT,
175 .suspend_clr = SPITZ_SCP2_SUS_CLR,
176 .suspend_set = SPITZ_SCP2_SUS_SET,
177 .gpio_base = SPITZ_SCP2_GPIO_BASE,
180 struct platform_device spitz_scoop_2_device = {
181 .name = "sharp-scoop",
184 .platform_data = &spitz_scoop_2_setup,
186 .num_resources = ARRAY_SIZE(spitz_scoop_2_resources),
187 .resource = spitz_scoop_2_resources,
190 static void __init spitz_scoop_init(void)
192 platform_device_register(&spitz_scoop_1_device);
194 /* Akita doesn't have the second SCOOP chip */
195 if (!machine_is_akita())
196 platform_device_register(&spitz_scoop_2_device);
199 /* Power control is shared with between one of the CF slots and SD */
200 static void __maybe_unused spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr)
206 gpio_set_value(SPITZ_GPIO_CF_POWER, 1);
210 local_irq_save(flags);
212 cpr = read_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR);
214 if (enable & new_cpr)
219 write_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR, cpr);
221 local_irq_restore(flags);
225 gpio_set_value(SPITZ_GPIO_CF_POWER, 0);
230 static inline void spitz_scoop_init(void) {}
231 static inline void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr) {}
234 /******************************************************************************
236 ******************************************************************************/
237 #if defined(CONFIG_PCMCIA_PXA2XX) || defined(CONFIG_PCMCIA_PXA2XX_MODULE)
238 static void spitz_pcmcia_pwr(struct device *scoop, uint16_t cpr, int nr)
240 /* Only need to override behaviour for slot 0 */
243 cpr & (SCOOP_CPR_CF_3V | SCOOP_CPR_CF_XV), cpr);
245 write_scoop_reg(scoop, SCOOP_CPR, cpr);
248 static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
250 .dev = &spitz_scoop_1_device.dev,
251 .irq = SPITZ_IRQ_GPIO_CF_IRQ,
252 .cd_irq = SPITZ_IRQ_GPIO_CF_CD,
253 .cd_irq_str = "PCMCIA0 CD",
255 .dev = &spitz_scoop_2_device.dev,
256 .irq = SPITZ_IRQ_GPIO_CF2_IRQ,
261 static struct scoop_pcmcia_config spitz_pcmcia_config = {
262 .devs = &spitz_pcmcia_scoop[0],
264 .power_ctrl = spitz_pcmcia_pwr,
267 static void __init spitz_pcmcia_init(void)
269 /* Akita has only one PCMCIA slot used */
270 if (machine_is_akita())
271 spitz_pcmcia_config.num_devs = 1;
273 platform_scoop_config = &spitz_pcmcia_config;
276 static inline void spitz_pcmcia_init(void) {}
279 /******************************************************************************
281 ******************************************************************************/
282 #if defined(CONFIG_KEYBOARD_MATRIX) || defined(CONFIG_KEYBOARD_MATRIX_MODULE)
284 #define SPITZ_KEY_CALENDAR KEY_F1
285 #define SPITZ_KEY_ADDRESS KEY_F2
286 #define SPITZ_KEY_FN KEY_F3
287 #define SPITZ_KEY_CANCEL KEY_F4
288 #define SPITZ_KEY_EXOK KEY_F5
289 #define SPITZ_KEY_EXCANCEL KEY_F6
290 #define SPITZ_KEY_EXJOGDOWN KEY_F7
291 #define SPITZ_KEY_EXJOGUP KEY_F8
292 #define SPITZ_KEY_JAP1 KEY_LEFTALT
293 #define SPITZ_KEY_JAP2 KEY_RIGHTCTRL
294 #define SPITZ_KEY_SYNC KEY_F9
295 #define SPITZ_KEY_MAIL KEY_F10
296 #define SPITZ_KEY_OK KEY_F11
297 #define SPITZ_KEY_MENU KEY_F12
299 static const uint32_t spitz_keymap[] = {
300 KEY(0, 0, KEY_LEFTCTRL),
308 KEY(0, 8, KEY_BACKSPACE),
309 KEY(0, 9, SPITZ_KEY_EXOK), /* EXOK */
310 KEY(0, 10, SPITZ_KEY_EXCANCEL), /* EXCANCEL */
319 KEY(1, 9, SPITZ_KEY_EXJOGDOWN), /* EXJOGDOWN */
320 KEY(1, 10, SPITZ_KEY_EXJOGUP), /* EXJOGUP */
329 KEY(3, 0, SPITZ_KEY_ADDRESS), /* ADDRESS */
337 KEY(3, 9, KEY_RIGHTSHIFT),
338 KEY(4, 0, SPITZ_KEY_CALENDAR), /* CALENDAR */
345 KEY(4, 8, KEY_ENTER),
346 KEY(4, 9, KEY_LEFTSHIFT),
347 KEY(5, 0, SPITZ_KEY_MAIL), /* MAIL */
350 KEY(5, 3, KEY_MINUS),
351 KEY(5, 4, KEY_SPACE),
352 KEY(5, 5, KEY_COMMA),
354 KEY(5, 10, SPITZ_KEY_FN), /* FN */
355 KEY(6, 0, KEY_SYSRQ),
356 KEY(6, 1, SPITZ_KEY_JAP1), /* JAP1 */
357 KEY(6, 2, SPITZ_KEY_JAP2), /* JAP2 */
358 KEY(6, 3, SPITZ_KEY_CANCEL), /* CANCEL */
359 KEY(6, 4, SPITZ_KEY_OK), /* OK */
360 KEY(6, 5, SPITZ_KEY_MENU), /* MENU */
363 KEY(6, 8, KEY_RIGHT),
366 static const struct matrix_keymap_data spitz_keymap_data = {
367 .keymap = spitz_keymap,
368 .keymap_size = ARRAY_SIZE(spitz_keymap),
371 static const uint32_t spitz_row_gpios[] =
372 { 12, 17, 91, 34, 36, 38, 39 };
373 static const uint32_t spitz_col_gpios[] =
374 { 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114 };
376 static struct matrix_keypad_platform_data spitz_mkp_pdata = {
377 .keymap_data = &spitz_keymap_data,
378 .row_gpios = spitz_row_gpios,
379 .col_gpios = spitz_col_gpios,
380 .num_row_gpios = ARRAY_SIZE(spitz_row_gpios),
381 .num_col_gpios = ARRAY_SIZE(spitz_col_gpios),
382 .col_scan_delay_us = 10,
387 static struct platform_device spitz_mkp_device = {
388 .name = "matrix-keypad",
391 .platform_data = &spitz_mkp_pdata,
395 static void __init spitz_mkp_init(void)
397 platform_device_register(&spitz_mkp_device);
400 static inline void spitz_mkp_init(void) {}
403 /******************************************************************************
405 ******************************************************************************/
406 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
407 static struct gpio_keys_button spitz_gpio_keys[] = {
411 .gpio = SPITZ_GPIO_ON_KEY,
415 /* Two buttons detecting the lid state */
419 .gpio = SPITZ_GPIO_SWA,
420 .desc = "Display Down",
425 .gpio = SPITZ_GPIO_SWB,
426 .desc = "Lid Closed",
430 static struct gpio_keys_platform_data spitz_gpio_keys_platform_data = {
431 .buttons = spitz_gpio_keys,
432 .nbuttons = ARRAY_SIZE(spitz_gpio_keys),
435 static struct platform_device spitz_gpio_keys_device = {
439 .platform_data = &spitz_gpio_keys_platform_data,
443 static void __init spitz_keys_init(void)
445 platform_device_register(&spitz_gpio_keys_device);
448 static inline void spitz_keys_init(void) {}
451 /******************************************************************************
453 ******************************************************************************/
454 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
455 static struct gpio_led spitz_gpio_leds[] = {
457 .name = "spitz:amber:charge",
458 .default_trigger = "sharpsl-charge",
459 .gpio = SPITZ_GPIO_LED_ORANGE,
462 .name = "spitz:green:hddactivity",
463 .default_trigger = "disk-activity",
464 .gpio = SPITZ_GPIO_LED_GREEN,
468 static struct gpio_led_platform_data spitz_gpio_leds_info = {
469 .leds = spitz_gpio_leds,
470 .num_leds = ARRAY_SIZE(spitz_gpio_leds),
473 static struct platform_device spitz_led_device = {
477 .platform_data = &spitz_gpio_leds_info,
481 static void __init spitz_leds_init(void)
483 platform_device_register(&spitz_led_device);
486 static inline void spitz_leds_init(void) {}
489 /******************************************************************************
491 ******************************************************************************/
492 #if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
493 static void spitz_ads7846_wait_for_hsync(void)
495 while (gpio_get_value(SPITZ_GPIO_HSYNC))
498 while (!gpio_get_value(SPITZ_GPIO_HSYNC))
502 static struct ads7846_platform_data spitz_ads7846_info = {
504 .vref_delay_usecs = 100,
507 .pressure_max = 1024,
508 .gpio_pendown = SPITZ_GPIO_TP_INT,
509 .wait_for_sync = spitz_ads7846_wait_for_hsync,
512 static struct pxa2xx_spi_chip spitz_ads7846_chip = {
513 .gpio_cs = SPITZ_GPIO_ADS7846_CS,
516 static struct corgi_lcd_platform_data spitz_lcdcon_info = {
517 .init_mode = CORGI_LCD_MODE_VGA,
518 .max_intensity = 0x2f,
519 .default_intensity = 0x1f,
521 .gpio_backlight_cont = SPITZ_GPIO_BACKLIGHT_CONT,
522 .gpio_backlight_on = SPITZ_GPIO_BACKLIGHT_ON,
523 .kick_battery = sharpsl_battery_kick,
526 static struct pxa2xx_spi_chip spitz_lcdcon_chip = {
527 .gpio_cs = SPITZ_GPIO_LCDCON_CS,
530 static struct pxa2xx_spi_chip spitz_max1111_chip = {
531 .gpio_cs = SPITZ_GPIO_MAX1111_CS,
534 static struct spi_board_info spitz_spi_devices[] = {
536 .modalias = "ads7846",
537 .max_speed_hz = 1200000,
540 .platform_data = &spitz_ads7846_info,
541 .controller_data = &spitz_ads7846_chip,
542 .irq = PXA_GPIO_TO_IRQ(SPITZ_GPIO_TP_INT),
544 .modalias = "corgi-lcd",
545 .max_speed_hz = 50000,
548 .platform_data = &spitz_lcdcon_info,
549 .controller_data = &spitz_lcdcon_chip,
551 .modalias = "max1111",
552 .max_speed_hz = 450000,
555 .controller_data = &spitz_max1111_chip,
559 static struct pxa2xx_spi_controller spitz_spi_info = {
563 static void __init spitz_spi_init(void)
565 struct corgi_lcd_platform_data *lcd_data = &spitz_lcdcon_info;
567 if (machine_is_akita()) {
568 lcd_data->gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT;
569 lcd_data->gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON;
572 pxa2xx_set_spi_info(2, &spitz_spi_info);
573 spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));
576 static inline void spitz_spi_init(void) {}
579 /******************************************************************************
580 * SD/MMC card controller
581 ******************************************************************************/
582 #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
584 * NOTE: The card detect interrupt isn't debounced so we delay it by 250ms to
585 * give the card a chance to fully insert/eject.
587 static int spitz_mci_setpower(struct device *dev, unsigned int vdd)
589 struct pxamci_platform_data* p_d = dev->platform_data;
591 if ((1 << vdd) & p_d->ocr_mask)
592 spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, SCOOP_CPR_SD_3V);
594 spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, 0x0);
599 static struct pxamci_platform_data spitz_mci_platform_data = {
600 .detect_delay_ms = 250,
601 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
602 .setpower = spitz_mci_setpower,
605 static struct gpiod_lookup_table spitz_mci_gpio_table = {
606 .dev_id = "pxa2xx-mci.0",
608 GPIO_LOOKUP("gpio-pxa", SPITZ_GPIO_nSD_DETECT,
609 "cd", GPIO_ACTIVE_LOW),
610 GPIO_LOOKUP("gpio-pxa", SPITZ_GPIO_nSD_WP,
611 "wp", GPIO_ACTIVE_LOW),
616 static void __init spitz_mmc_init(void)
618 gpiod_add_lookup_table(&spitz_mci_gpio_table);
619 pxa_set_mci_info(&spitz_mci_platform_data);
622 static inline void spitz_mmc_init(void) {}
625 /******************************************************************************
627 ******************************************************************************/
628 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
629 static int spitz_ohci_init(struct device *dev)
633 err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
637 /* Only Port 2 is connected, setup USB Port 2 Output Control Register */
638 UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
640 return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
643 static void spitz_ohci_exit(struct device *dev)
645 gpio_free(SPITZ_GPIO_USB_HOST);
648 static struct pxaohci_platform_data spitz_ohci_platform_data = {
649 .port_mode = PMM_NPS_MODE,
650 .init = spitz_ohci_init,
651 .exit = spitz_ohci_exit,
652 .flags = ENABLE_PORT_ALL | NO_OC_PROTECTION,
656 static void __init spitz_uhc_init(void)
658 pxa_set_ohci_info(&spitz_ohci_platform_data);
661 static inline void spitz_uhc_init(void) {}
664 /******************************************************************************
666 ******************************************************************************/
667 #if defined(CONFIG_PXA_FICP) || defined(CONFIG_PXA_FICP_MODULE)
668 static struct pxaficp_platform_data spitz_ficp_platform_data = {
669 .transceiver_cap = IR_SIRMODE | IR_OFF,
672 static void __init spitz_irda_init(void)
674 if (machine_is_akita())
675 spitz_ficp_platform_data.gpio_pwdown = AKITA_GPIO_IR_ON;
677 spitz_ficp_platform_data.gpio_pwdown = SPITZ_GPIO_IR_ON;
679 pxa_set_ficp_info(&spitz_ficp_platform_data);
682 static inline void spitz_irda_init(void) {}
685 /******************************************************************************
687 ******************************************************************************/
688 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
689 static struct pxafb_mode_info spitz_pxafb_modes[] = {
717 static struct pxafb_mach_info spitz_pxafb_info = {
718 .modes = spitz_pxafb_modes,
719 .num_modes = ARRAY_SIZE(spitz_pxafb_modes),
721 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING,
724 static void __init spitz_lcd_init(void)
726 pxa_set_fb_info(NULL, &spitz_pxafb_info);
729 static inline void spitz_lcd_init(void) {}
732 /******************************************************************************
734 ******************************************************************************/
735 #if defined(CONFIG_MTD_NAND_SHARPSL) || defined(CONFIG_MTD_NAND_SHARPSL_MODULE)
736 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
738 static struct nand_bbt_descr spitz_nand_bbt = {
742 .pattern = scan_ff_pattern
745 static int akita_ooblayout_ecc(struct mtd_info *mtd, int section,
746 struct mtd_oob_region *oobregion)
751 switch (section % 3) {
753 oobregion->offset = 5;
754 oobregion->length = 1;
758 oobregion->offset = 1;
759 oobregion->length = 3;
763 oobregion->offset = 6;
764 oobregion->length = 2;
768 oobregion->offset += (section / 3) * 0x10;
773 static int akita_ooblayout_free(struct mtd_info *mtd, int section,
774 struct mtd_oob_region *oobregion)
779 oobregion->offset = 8;
780 oobregion->length = 9;
785 static const struct mtd_ooblayout_ops akita_ooblayout_ops = {
786 .ecc = akita_ooblayout_ecc,
787 .free = akita_ooblayout_free,
790 static const char * const probes[] = {
797 static struct sharpsl_nand_platform_data spitz_nand_pdata = {
798 .badblock_pattern = &spitz_nand_bbt,
799 .part_parsers = probes,
802 static struct resource spitz_nand_resources[] = {
804 .start = PXA_CS3_PHYS,
805 .end = PXA_CS3_PHYS + SZ_4K - 1,
806 .flags = IORESOURCE_MEM,
810 static struct platform_device spitz_nand_device = {
811 .name = "sharpsl-nand",
813 .resource = spitz_nand_resources,
814 .num_resources = ARRAY_SIZE(spitz_nand_resources),
816 .platform_data = &spitz_nand_pdata,
820 static void __init spitz_nand_init(void)
822 if (machine_is_akita() || machine_is_borzoi()) {
823 spitz_nand_bbt.len = 1;
824 spitz_nand_pdata.ecc_layout = &akita_ooblayout_ops;
827 platform_device_register(&spitz_nand_device);
830 static inline void spitz_nand_init(void) {}
833 /******************************************************************************
835 ******************************************************************************/
836 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
837 static struct mtd_partition spitz_rom_parts[] = {
839 .name ="Boot PROM Filesystem",
840 .offset = 0x00140000,
841 .size = MTDPART_SIZ_FULL,
845 static struct physmap_flash_data spitz_rom_data = {
847 .nr_parts = ARRAY_SIZE(spitz_rom_parts),
848 .parts = spitz_rom_parts,
851 static struct resource spitz_rom_resources[] = {
853 .start = PXA_CS0_PHYS,
854 .end = PXA_CS0_PHYS + SZ_8M - 1,
855 .flags = IORESOURCE_MEM,
859 static struct platform_device spitz_rom_device = {
860 .name = "physmap-flash",
862 .resource = spitz_rom_resources,
863 .num_resources = ARRAY_SIZE(spitz_rom_resources),
865 .platform_data = &spitz_rom_data,
869 static void __init spitz_nor_init(void)
871 platform_device_register(&spitz_rom_device);
874 static inline void spitz_nor_init(void) {}
877 /******************************************************************************
879 ******************************************************************************/
880 #if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
881 static struct pca953x_platform_data akita_pca953x_pdata = {
882 .gpio_base = AKITA_IOEXP_GPIO_BASE,
885 static struct i2c_board_info spitz_i2c_devs[] = {
892 .platform_data = &akita_pca953x_pdata,
896 static struct regulator_consumer_supply isl6271a_consumers[] = {
897 REGULATOR_SUPPLY("vcc_core", NULL),
900 static struct regulator_init_data isl6271a_info[] = {
903 .name = "vcc_core range",
907 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
909 .consumer_supplies = isl6271a_consumers,
910 .num_consumer_supplies = ARRAY_SIZE(isl6271a_consumers),
914 static struct i2c_board_info spitz_pi2c_devs[] = {
918 .platform_data = &isl6271a_info,
922 static void __init spitz_i2c_init(void)
924 int size = ARRAY_SIZE(spitz_i2c_devs);
926 /* Only Akita has the max7310 chip */
927 if (!machine_is_akita())
930 pxa_set_i2c_info(NULL);
931 pxa27x_set_i2c_power_info(NULL);
932 i2c_register_board_info(0, spitz_i2c_devs, size);
933 i2c_register_board_info(1, ARRAY_AND_SIZE(spitz_pi2c_devs));
936 static inline void spitz_i2c_init(void) {}
939 /******************************************************************************
941 ******************************************************************************/
942 static inline void spitz_audio_init(void)
944 platform_device_register_simple("spitz-audio", -1, NULL, 0);
947 /******************************************************************************
949 ******************************************************************************/
950 static void spitz_poweroff(void)
952 pxa_restart(REBOOT_GPIO, NULL);
955 static void spitz_restart(enum reboot_mode mode, const char *cmd)
957 uint32_t msc0 = __raw_readl(MSC0);
958 /* Bootloader magic for a reboot */
959 if ((msc0 & 0xffff0000) == 0x7ff00000)
960 __raw_writel((msc0 & 0xffff) | 0x7ee00000, MSC0);
965 static void __init spitz_init(void)
967 init_gpio_reset(SPITZ_GPIO_ON_RESET, 1, 0);
968 pm_power_off = spitz_poweroff;
972 /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
975 pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));
977 pxa_set_ffuart_info(NULL);
978 pxa_set_btuart_info(NULL);
979 pxa_set_stuart_info(NULL);
996 regulator_has_full_constraints();
999 static void __init spitz_fixup(struct tag *tags, char **cmdline)
1001 sharpsl_save_param();
1002 memblock_add(0xa0000000, SZ_64M);
1005 #ifdef CONFIG_MACH_SPITZ
1006 MACHINE_START(SPITZ, "SHARP Spitz")
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,
1018 #ifdef CONFIG_MACH_BORZOI
1019 MACHINE_START(BORZOI, "SHARP Borzoi")
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,
1031 #ifdef CONFIG_MACH_AKITA
1032 MACHINE_START(AKITA, "SHARP Akita")
1033 .fixup = spitz_fixup,
1034 .map_io = pxa27x_map_io,
1035 .nr_irqs = PXA_NR_IRQS,
1036 .init_irq = pxa27x_init_irq,
1037 .handle_irq = pxa27x_handle_irq,
1038 .init_machine = spitz_init,
1039 .init_time = pxa_timer_init,
1040 .restart = spitz_restart,