Adding upstream version 6.1.76.upstream/6.1.76upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 1087 insertions, 0 deletions

diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c
new file mode 100644
index 000000000..937f56bba
--- /dev/null
+++ b/arch/arm/mach-pxa/spitz.c
@@ -0,0 +1,1087 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Support for Sharp SL-Cxx00 Series of PDAs
+ * Models: SL-C3000 (Spitz), SL-C1000 (Akita) and SL-C3100 (Borzoi)
+ *
+ * Copyright (c) 2005 Richard Purdie
+ *
+ * Based on Sharp's 2.4 kernel patches/lubbock.c
+ */
+
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/delay.h>
+#include <linux/gpio_keys.h>
+#include <linux/gpio.h>
+#include <linux/gpio/machine.h>
+#include <linux/leds.h>
+#include <linux/i2c.h>
+#include <linux/platform_data/i2c-pxa.h>
+#include <linux/platform_data/pca953x.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/ads7846.h>
+#include <linux/spi/corgi_lcd.h>
+#include <linux/spi/pxa2xx_spi.h>
+#include <linux/mtd/sharpsl.h>
+#include <linux/mtd/physmap.h>
+#include <linux/input/matrix_keypad.h>
+#include <linux/regulator/machine.h>
+#include <linux/io.h>
+#include <linux/reboot.h>
+#include <linux/memblock.h>
+
+#include <asm/setup.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/sharpsl_param.h>
+#include <asm/hardware/scoop.h>
+
+#include "pxa27x.h"
+#include "pxa27x-udc.h"
+#include "reset.h"
+#include <linux/platform_data/irda-pxaficp.h>
+#include <linux/platform_data/mmc-pxamci.h>
+#include <linux/platform_data/usb-ohci-pxa27x.h>
+#include <linux/platform_data/video-pxafb.h>
+#include "spitz.h"
+#include "sharpsl_pm.h"
+#include "smemc.h"
+
+#include "generic.h"
+#include "devices.h"
+
+/******************************************************************************
+ * Pin configuration
+ ******************************************************************************/
+static unsigned long spitz_pin_config[] __initdata = {
+	/* Chip Selects */
+	GPIO78_nCS_2,	/* SCOOP #2 */
+	GPIO79_nCS_3,	/* NAND */
+	GPIO80_nCS_4,	/* SCOOP #1 */
+
+	/* LCD - 16bpp Active TFT */
+	GPIOxx_LCD_TFT_16BPP,
+
+	/* PC Card */
+	GPIO48_nPOE,
+	GPIO49_nPWE,
+	GPIO50_nPIOR,
+	GPIO51_nPIOW,
+	GPIO85_nPCE_1,
+	GPIO54_nPCE_2,
+	GPIO55_nPREG,
+	GPIO56_nPWAIT,
+	GPIO57_nIOIS16,
+	GPIO104_PSKTSEL,
+
+	/* I2S */
+	GPIO28_I2S_BITCLK_OUT,
+	GPIO29_I2S_SDATA_IN,
+	GPIO30_I2S_SDATA_OUT,
+	GPIO31_I2S_SYNC,
+
+	/* MMC */
+	GPIO32_MMC_CLK,
+	GPIO112_MMC_CMD,
+	GPIO92_MMC_DAT_0,
+	GPIO109_MMC_DAT_1,
+	GPIO110_MMC_DAT_2,
+	GPIO111_MMC_DAT_3,
+
+	/* GPIOs */
+	GPIO9_GPIO,	/* SPITZ_GPIO_nSD_DETECT */
+	GPIO16_GPIO,	/* SPITZ_GPIO_SYNC */
+	GPIO81_GPIO,	/* SPITZ_GPIO_nSD_WP */
+	GPIO41_GPIO,	/* SPITZ_GPIO_USB_CONNECT */
+	GPIO37_GPIO,	/* SPITZ_GPIO_USB_HOST */
+	GPIO35_GPIO,	/* SPITZ_GPIO_USB_DEVICE */
+	GPIO22_GPIO,	/* SPITZ_GPIO_HSYNC */
+	GPIO94_GPIO,	/* SPITZ_GPIO_CF_CD */
+	GPIO105_GPIO,	/* SPITZ_GPIO_CF_IRQ */
+	GPIO106_GPIO,	/* SPITZ_GPIO_CF2_IRQ */
+
+	/* GPIO matrix keypad */
+	GPIO88_GPIO,	/* column 0 */
+	GPIO23_GPIO,	/* column 1 */
+	GPIO24_GPIO,	/* column 2 */
+	GPIO25_GPIO,	/* column 3 */
+	GPIO26_GPIO,	/* column 4 */
+	GPIO27_GPIO,	/* column 5 */
+	GPIO52_GPIO,	/* column 6 */
+	GPIO103_GPIO,	/* column 7 */
+	GPIO107_GPIO,	/* column 8 */
+	GPIO108_GPIO,	/* column 9 */
+	GPIO114_GPIO,	/* column 10 */
+	GPIO12_GPIO,	/* row 0 */
+	GPIO17_GPIO,	/* row 1 */
+	GPIO91_GPIO,	/* row 2 */
+	GPIO34_GPIO,	/* row 3 */
+	GPIO36_GPIO,	/* row 4 */
+	GPIO38_GPIO,	/* row 5 */
+	GPIO39_GPIO,	/* row 6 */
+
+	/* I2C */
+	GPIO117_I2C_SCL,
+	GPIO118_I2C_SDA,
+
+	GPIO0_GPIO | WAKEUP_ON_EDGE_RISE,	/* SPITZ_GPIO_KEY_INT */
+	GPIO1_GPIO | WAKEUP_ON_EDGE_FALL,	/* SPITZ_GPIO_RESET */
+};
+
+
+/******************************************************************************
+ * Scoop GPIO expander
+ ******************************************************************************/
+#if defined(CONFIG_SHARP_SCOOP) || defined(CONFIG_SHARP_SCOOP_MODULE)
+/* SCOOP Device #1 */
+static struct resource spitz_scoop_1_resources[] = {
+	[0] = {
+		.start		= 0x10800000,
+		.end		= 0x10800fff,
+		.flags		= IORESOURCE_MEM,
+	},
+};
+
+static struct scoop_config spitz_scoop_1_setup = {
+	.io_dir		= SPITZ_SCP_IO_DIR,
+	.io_out		= SPITZ_SCP_IO_OUT,
+	.suspend_clr	= SPITZ_SCP_SUS_CLR,
+	.suspend_set	= SPITZ_SCP_SUS_SET,
+	.gpio_base	= SPITZ_SCP_GPIO_BASE,
+};
+
+struct platform_device spitz_scoop_1_device = {
+	.name		= "sharp-scoop",
+	.id		= 0,
+	.dev		= {
+		.platform_data	= &spitz_scoop_1_setup,
+	},
+	.num_resources	= ARRAY_SIZE(spitz_scoop_1_resources),
+	.resource	= spitz_scoop_1_resources,
+};
+
+/* SCOOP Device #2 */
+static struct resource spitz_scoop_2_resources[] = {
+	[0] = {
+		.start		= 0x08800040,
+		.end		= 0x08800fff,
+		.flags		= IORESOURCE_MEM,
+	},
+};
+
+static struct scoop_config spitz_scoop_2_setup = {
+	.io_dir		= SPITZ_SCP2_IO_DIR,
+	.io_out		= SPITZ_SCP2_IO_OUT,
+	.suspend_clr	= SPITZ_SCP2_SUS_CLR,
+	.suspend_set	= SPITZ_SCP2_SUS_SET,
+	.gpio_base	= SPITZ_SCP2_GPIO_BASE,
+};
+
+struct platform_device spitz_scoop_2_device = {
+	.name		= "sharp-scoop",
+	.id		= 1,
+	.dev		= {
+		.platform_data	= &spitz_scoop_2_setup,
+	},
+	.num_resources	= ARRAY_SIZE(spitz_scoop_2_resources),
+	.resource	= spitz_scoop_2_resources,
+};
+
+static void __init spitz_scoop_init(void)
+{
+	platform_device_register(&spitz_scoop_1_device);
+
+	/* Akita doesn't have the second SCOOP chip */
+	if (!machine_is_akita())
+		platform_device_register(&spitz_scoop_2_device);
+}
+
+/* Power control is shared with between one of the CF slots and SD */
+static void __maybe_unused spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr)
+{
+	unsigned short cpr;
+	unsigned long flags;
+
+	if (new_cpr & 0x7) {
+		gpio_set_value(SPITZ_GPIO_CF_POWER, 1);
+		mdelay(5);
+	}
+
+	local_irq_save(flags);
+
+	cpr = read_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR);
+
+	if (enable & new_cpr)
+		cpr |= new_cpr;
+	else
+		cpr &= ~enable;
+
+	write_scoop_reg(&spitz_scoop_1_device.dev, SCOOP_CPR, cpr);
+
+	local_irq_restore(flags);
+
+	if (!(cpr & 0x7)) {
+		mdelay(1);
+		gpio_set_value(SPITZ_GPIO_CF_POWER, 0);
+	}
+}
+
+#else
+static inline void spitz_scoop_init(void) {}
+static inline void spitz_card_pwr_ctrl(uint8_t enable, uint8_t new_cpr) {}
+#endif
+
+/******************************************************************************
+ * PCMCIA
+ ******************************************************************************/
+#if defined(CONFIG_PCMCIA_PXA2XX) || defined(CONFIG_PCMCIA_PXA2XX_MODULE)
+static void spitz_pcmcia_pwr(struct device *scoop, uint16_t cpr, int nr)
+{
+	/* Only need to override behaviour for slot 0 */
+	if (nr == 0)
+		spitz_card_pwr_ctrl(
+			cpr & (SCOOP_CPR_CF_3V | SCOOP_CPR_CF_XV), cpr);
+	else
+		write_scoop_reg(scoop, SCOOP_CPR, cpr);
+}
+
+static struct scoop_pcmcia_dev spitz_pcmcia_scoop[] = {
+	{
+		.dev		= &spitz_scoop_1_device.dev,
+		.irq		= SPITZ_IRQ_GPIO_CF_IRQ,
+		.cd_irq		= SPITZ_IRQ_GPIO_CF_CD,
+		.cd_irq_str	= "PCMCIA0 CD",
+	}, {
+		.dev		= &spitz_scoop_2_device.dev,
+		.irq		= SPITZ_IRQ_GPIO_CF2_IRQ,
+		.cd_irq		= -1,
+	},
+};
+
+static struct scoop_pcmcia_config spitz_pcmcia_config = {
+	.devs		= &spitz_pcmcia_scoop[0],
+	.num_devs	= 2,
+	.power_ctrl	= spitz_pcmcia_pwr,
+};
+
+static void __init spitz_pcmcia_init(void)
+{
+	/* Akita has only one PCMCIA slot used */
+	if (machine_is_akita())
+		spitz_pcmcia_config.num_devs = 1;
+
+	platform_scoop_config = &spitz_pcmcia_config;
+}
+#else
+static inline void spitz_pcmcia_init(void) {}
+#endif
+
+/******************************************************************************
+ * GPIO keyboard
+ ******************************************************************************/
+#if defined(CONFIG_KEYBOARD_MATRIX) || defined(CONFIG_KEYBOARD_MATRIX_MODULE)
+
+#define SPITZ_KEY_CALENDAR	KEY_F1
+#define SPITZ_KEY_ADDRESS	KEY_F2
+#define SPITZ_KEY_FN		KEY_F3
+#define SPITZ_KEY_CANCEL	KEY_F4
+#define SPITZ_KEY_EXOK		KEY_F5
+#define SPITZ_KEY_EXCANCEL	KEY_F6
+#define SPITZ_KEY_EXJOGDOWN	KEY_F7
+#define SPITZ_KEY_EXJOGUP	KEY_F8
+#define SPITZ_KEY_JAP1		KEY_LEFTALT
+#define SPITZ_KEY_JAP2		KEY_RIGHTCTRL
+#define SPITZ_KEY_SYNC		KEY_F9
+#define SPITZ_KEY_MAIL		KEY_F10
+#define SPITZ_KEY_OK		KEY_F11
+#define SPITZ_KEY_MENU		KEY_F12
+
+static const uint32_t spitz_keymap[] = {
+	KEY(0, 0, KEY_LEFTCTRL),
+	KEY(0, 1, KEY_1),
+	KEY(0, 2, KEY_3),
+	KEY(0, 3, KEY_5),
+	KEY(0, 4, KEY_6),
+	KEY(0, 5, KEY_7),
+	KEY(0, 6, KEY_9),
+	KEY(0, 7, KEY_0),
+	KEY(0, 8, KEY_BACKSPACE),
+	KEY(0, 9, SPITZ_KEY_EXOK),	/* EXOK */
+	KEY(0, 10, SPITZ_KEY_EXCANCEL),	/* EXCANCEL */
+	KEY(1, 1, KEY_2),
+	KEY(1, 2, KEY_4),
+	KEY(1, 3, KEY_R),
+	KEY(1, 4, KEY_Y),
+	KEY(1, 5, KEY_8),
+	KEY(1, 6, KEY_I),
+	KEY(1, 7, KEY_O),
+	KEY(1, 8, KEY_P),
+	KEY(1, 9, SPITZ_KEY_EXJOGDOWN),	/* EXJOGDOWN */
+	KEY(1, 10, SPITZ_KEY_EXJOGUP),	/* EXJOGUP */
+	KEY(2, 0, KEY_TAB),
+	KEY(2, 1, KEY_Q),
+	KEY(2, 2, KEY_E),
+	KEY(2, 3, KEY_T),
+	KEY(2, 4, KEY_G),
+	KEY(2, 5, KEY_U),
+	KEY(2, 6, KEY_J),
+	KEY(2, 7, KEY_K),
+	KEY(3, 0, SPITZ_KEY_ADDRESS),	/* ADDRESS */
+	KEY(3, 1, KEY_W),
+	KEY(3, 2, KEY_S),
+	KEY(3, 3, KEY_F),
+	KEY(3, 4, KEY_V),
+	KEY(3, 5, KEY_H),
+	KEY(3, 6, KEY_M),
+	KEY(3, 7, KEY_L),
+	KEY(3, 9, KEY_RIGHTSHIFT),
+	KEY(4, 0, SPITZ_KEY_CALENDAR),	/* CALENDAR */
+	KEY(4, 1, KEY_A),
+	KEY(4, 2, KEY_D),
+	KEY(4, 3, KEY_C),
+	KEY(4, 4, KEY_B),
+	KEY(4, 5, KEY_N),
+	KEY(4, 6, KEY_DOT),
+	KEY(4, 8, KEY_ENTER),
+	KEY(4, 9, KEY_LEFTSHIFT),
+	KEY(5, 0, SPITZ_KEY_MAIL),	/* MAIL */
+	KEY(5, 1, KEY_Z),
+	KEY(5, 2, KEY_X),
+	KEY(5, 3, KEY_MINUS),
+	KEY(5, 4, KEY_SPACE),
+	KEY(5, 5, KEY_COMMA),
+	KEY(5, 7, KEY_UP),
+	KEY(5, 10, SPITZ_KEY_FN),	/* FN */
+	KEY(6, 0, KEY_SYSRQ),
+	KEY(6, 1, SPITZ_KEY_JAP1),	/* JAP1 */
+	KEY(6, 2, SPITZ_KEY_JAP2),	/* JAP2 */
+	KEY(6, 3, SPITZ_KEY_CANCEL),	/* CANCEL */
+	KEY(6, 4, SPITZ_KEY_OK),	/* OK */
+	KEY(6, 5, SPITZ_KEY_MENU),	/* MENU */
+	KEY(6, 6, KEY_LEFT),
+	KEY(6, 7, KEY_DOWN),
+	KEY(6, 8, KEY_RIGHT),
+};
+
+static const struct matrix_keymap_data spitz_keymap_data = {
+	.keymap		= spitz_keymap,
+	.keymap_size	= ARRAY_SIZE(spitz_keymap),
+};
+
+static const uint32_t spitz_row_gpios[] =
+		{ 12, 17, 91, 34, 36, 38, 39 };
+static const uint32_t spitz_col_gpios[] =
+		{ 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114 };
+
+static struct matrix_keypad_platform_data spitz_mkp_pdata = {
+	.keymap_data		= &spitz_keymap_data,
+	.row_gpios		= spitz_row_gpios,
+	.col_gpios		= spitz_col_gpios,
+	.num_row_gpios		= ARRAY_SIZE(spitz_row_gpios),
+	.num_col_gpios		= ARRAY_SIZE(spitz_col_gpios),
+	.col_scan_delay_us	= 10,
+	.debounce_ms		= 10,
+	.wakeup			= 1,
+};
+
+static struct platform_device spitz_mkp_device = {
+	.name		= "matrix-keypad",
+	.id		= -1,
+	.dev		= {
+		.platform_data	= &spitz_mkp_pdata,
+	},
+};
+
+static void __init spitz_mkp_init(void)
+{
+	platform_device_register(&spitz_mkp_device);
+}
+#else
+static inline void spitz_mkp_init(void) {}
+#endif
+
+/******************************************************************************
+ * GPIO keys
+ ******************************************************************************/
+#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
+static struct gpio_keys_button spitz_gpio_keys[] = {
+	{
+		.type	= EV_PWR,
+		.code	= KEY_SUSPEND,
+		.gpio	= SPITZ_GPIO_ON_KEY,
+		.desc	= "On Off",
+		.wakeup	= 1,
+	},
+	/* Two buttons detecting the lid state */
+	{
+		.type	= EV_SW,
+		.code	= 0,
+		.gpio	= SPITZ_GPIO_SWA,
+		.desc	= "Display Down",
+	},
+	{
+		.type	= EV_SW,
+		.code	= 1,
+		.gpio	= SPITZ_GPIO_SWB,
+		.desc	= "Lid Closed",
+	},
+};
+
+static struct gpio_keys_platform_data spitz_gpio_keys_platform_data = {
+	.buttons	= spitz_gpio_keys,
+	.nbuttons	= ARRAY_SIZE(spitz_gpio_keys),
+};
+
+static struct platform_device spitz_gpio_keys_device = {
+	.name	= "gpio-keys",
+	.id	= -1,
+	.dev	= {
+		.platform_data	= &spitz_gpio_keys_platform_data,
+	},
+};
+
+static void __init spitz_keys_init(void)
+{
+	platform_device_register(&spitz_gpio_keys_device);
+}
+#else
+static inline void spitz_keys_init(void) {}
+#endif
+
+/******************************************************************************
+ * LEDs
+ ******************************************************************************/
+#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
+static struct gpio_led spitz_gpio_leds[] = {
+	{
+		.name			= "spitz:amber:charge",
+		.default_trigger	= "sharpsl-charge",
+		.gpio			= SPITZ_GPIO_LED_ORANGE,
+	},
+	{
+		.name			= "spitz:green:hddactivity",
+		.default_trigger	= "disk-activity",
+		.gpio			= SPITZ_GPIO_LED_GREEN,
+	},
+};
+
+static struct gpio_led_platform_data spitz_gpio_leds_info = {
+	.leds		= spitz_gpio_leds,
+	.num_leds	= ARRAY_SIZE(spitz_gpio_leds),
+};
+
+static struct platform_device spitz_led_device = {
+	.name		= "leds-gpio",
+	.id		= -1,
+	.dev		= {
+		.platform_data	= &spitz_gpio_leds_info,
+	},
+};
+
+static void __init spitz_leds_init(void)
+{
+	platform_device_register(&spitz_led_device);
+}
+#else
+static inline void spitz_leds_init(void) {}
+#endif
+
+/******************************************************************************
+ * SSP Devices
+ ******************************************************************************/
+#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
+static void spitz_ads7846_wait_for_hsync(void)
+{
+	while (gpio_get_value(SPITZ_GPIO_HSYNC))
+		cpu_relax();
+
+	while (!gpio_get_value(SPITZ_GPIO_HSYNC))
+		cpu_relax();
+}
+
+static struct ads7846_platform_data spitz_ads7846_info = {
+	.model			= 7846,
+	.vref_delay_usecs	= 100,
+	.x_plate_ohms		= 419,
+	.y_plate_ohms		= 486,
+	.pressure_max		= 1024,
+	.gpio_pendown		= SPITZ_GPIO_TP_INT,
+	.wait_for_sync		= spitz_ads7846_wait_for_hsync,
+};
+
+static struct gpiod_lookup_table spitz_lcdcon_gpio_table = {
+	.dev_id = "spi2.1",
+	.table = {
+		GPIO_LOOKUP("gpio-pxa", SPITZ_GPIO_BACKLIGHT_CONT,
+			    "BL_CONT", GPIO_ACTIVE_LOW),
+		GPIO_LOOKUP("gpio-pxa", SPITZ_GPIO_BACKLIGHT_ON,
+			    "BL_ON", GPIO_ACTIVE_HIGH),
+		{ },
+	},
+};
+
+static struct gpiod_lookup_table akita_lcdcon_gpio_table = {
+	.dev_id = "spi2.1",
+	.table = {
+		GPIO_LOOKUP("gpio-pxa", AKITA_GPIO_BACKLIGHT_CONT,
+			    "BL_CONT", GPIO_ACTIVE_LOW),
+		GPIO_LOOKUP("gpio-pxa", AKITA_GPIO_BACKLIGHT_ON,
+			    "BL_ON", GPIO_ACTIVE_HIGH),
+		{ },
+	},
+};
+
+static struct corgi_lcd_platform_data spitz_lcdcon_info = {
+	.init_mode		= CORGI_LCD_MODE_VGA,
+	.max_intensity		= 0x2f,
+	.default_intensity	= 0x1f,
+	.limit_mask		= 0x0b,
+	.kick_battery		= sharpsl_battery_kick,
+};
+
+static struct spi_board_info spitz_spi_devices[] = {
+	{
+		.modalias		= "ads7846",
+		.max_speed_hz		= 1200000,
+		.bus_num		= 2,
+		.chip_select		= 0,
+		.platform_data		= &spitz_ads7846_info,
+		.irq			= PXA_GPIO_TO_IRQ(SPITZ_GPIO_TP_INT),
+	}, {
+		.modalias		= "corgi-lcd",
+		.max_speed_hz		= 50000,
+		.bus_num		= 2,
+		.chip_select		= 1,
+		.platform_data		= &spitz_lcdcon_info,
+	}, {
+		.modalias		= "max1111",
+		.max_speed_hz		= 450000,
+		.bus_num		= 2,
+		.chip_select		= 2,
+	},
+};
+
+static struct pxa2xx_spi_controller spitz_spi_info = {
+	.num_chipselect	= 3,
+};
+
+static struct gpiod_lookup_table spitz_spi_gpio_table = {
+	.dev_id = "spi2",
+	.table = {
+		GPIO_LOOKUP_IDX("gpio-pxa", SPITZ_GPIO_ADS7846_CS, "cs", 0, GPIO_ACTIVE_LOW),
+		GPIO_LOOKUP_IDX("gpio-pxa", SPITZ_GPIO_LCDCON_CS, "cs", 1, GPIO_ACTIVE_LOW),
+		GPIO_LOOKUP_IDX("gpio-pxa", SPITZ_GPIO_MAX1111_CS, "cs", 2, GPIO_ACTIVE_LOW),
+		{ },
+	},
+};
+
+static void __init spitz_spi_init(void)
+{
+	if (machine_is_akita())
+		gpiod_add_lookup_table(&akita_lcdcon_gpio_table);
+	else
+		gpiod_add_lookup_table(&spitz_lcdcon_gpio_table);
+
+	gpiod_add_lookup_table(&spitz_spi_gpio_table);
+	pxa2xx_set_spi_info(2, &spitz_spi_info);
+	spi_register_board_info(ARRAY_AND_SIZE(spitz_spi_devices));
+}
+#else
+static inline void spitz_spi_init(void) {}
+#endif
+
+/******************************************************************************
+ * SD/MMC card controller
+ ******************************************************************************/
+#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
+/*
+ * NOTE: The card detect interrupt isn't debounced so we delay it by 250ms to
+ * give the card a chance to fully insert/eject.
+ */
+static int spitz_mci_setpower(struct device *dev, unsigned int vdd)
+{
+	struct pxamci_platform_data* p_d = dev->platform_data;
+
+	if ((1 << vdd) & p_d->ocr_mask)
+		spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, SCOOP_CPR_SD_3V);
+	else
+		spitz_card_pwr_ctrl(SCOOP_CPR_SD_3V, 0x0);
+
+	return 0;
+}
+
+static struct pxamci_platform_data spitz_mci_platform_data = {
+	.detect_delay_ms	= 250,
+	.ocr_mask		= MMC_VDD_32_33|MMC_VDD_33_34,
+	.setpower		= spitz_mci_setpower,
+};
+
+static struct gpiod_lookup_table spitz_mci_gpio_table = {
+	.dev_id = "pxa2xx-mci.0",
+	.table = {
+		GPIO_LOOKUP("gpio-pxa", SPITZ_GPIO_nSD_DETECT,
+			    "cd", GPIO_ACTIVE_LOW),
+		GPIO_LOOKUP("gpio-pxa", SPITZ_GPIO_nSD_WP,
+			    "wp", GPIO_ACTIVE_LOW),
+		{ },
+	},
+};
+
+static void __init spitz_mmc_init(void)
+{
+	gpiod_add_lookup_table(&spitz_mci_gpio_table);
+	pxa_set_mci_info(&spitz_mci_platform_data);
+}
+#else
+static inline void spitz_mmc_init(void) {}
+#endif
+
+/******************************************************************************
+ * USB Host
+ ******************************************************************************/
+#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
+static int spitz_ohci_init(struct device *dev)
+{
+	int err;
+
+	err = gpio_request(SPITZ_GPIO_USB_HOST, "USB_HOST");
+	if (err)
+		return err;
+
+	/* Only Port 2 is connected, setup USB Port 2 Output Control Register */
+	UP2OCR = UP2OCR_HXS | UP2OCR_HXOE | UP2OCR_DPPDE | UP2OCR_DMPDE;
+
+	return gpio_direction_output(SPITZ_GPIO_USB_HOST, 1);
+}
+
+static void spitz_ohci_exit(struct device *dev)
+{
+	gpio_free(SPITZ_GPIO_USB_HOST);
+}
+
+static struct pxaohci_platform_data spitz_ohci_platform_data = {
+	.port_mode	= PMM_NPS_MODE,
+	.init		= spitz_ohci_init,
+	.exit		= spitz_ohci_exit,
+	.flags		= ENABLE_PORT_ALL | NO_OC_PROTECTION,
+	.power_budget	= 150,
+};
+
+static void __init spitz_uhc_init(void)
+{
+	pxa_set_ohci_info(&spitz_ohci_platform_data);
+}
+#else
+static inline void spitz_uhc_init(void) {}
+#endif
+
+/******************************************************************************
+ * IrDA
+ ******************************************************************************/
+#if defined(CONFIG_PXA_FICP) || defined(CONFIG_PXA_FICP_MODULE)
+static struct pxaficp_platform_data spitz_ficp_platform_data = {
+	.transceiver_cap	= IR_SIRMODE | IR_OFF,
+};
+
+static void __init spitz_irda_init(void)
+{
+	if (machine_is_akita())
+		spitz_ficp_platform_data.gpio_pwdown = AKITA_GPIO_IR_ON;
+	else
+		spitz_ficp_platform_data.gpio_pwdown = SPITZ_GPIO_IR_ON;
+
+	pxa_set_ficp_info(&spitz_ficp_platform_data);
+}
+#else
+static inline void spitz_irda_init(void) {}
+#endif
+
+/******************************************************************************
+ * Framebuffer
+ ******************************************************************************/
+#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
+static struct pxafb_mode_info spitz_pxafb_modes[] = {
+	{
+		.pixclock       = 19231,
+		.xres           = 480,
+		.yres           = 640,
+		.bpp            = 16,
+		.hsync_len      = 40,
+		.left_margin    = 46,
+		.right_margin   = 125,
+		.vsync_len      = 3,
+		.upper_margin   = 1,
+		.lower_margin   = 0,
+		.sync           = 0,
+	}, {
+		.pixclock       = 134617,
+		.xres           = 240,
+		.yres           = 320,
+		.bpp            = 16,
+		.hsync_len      = 20,
+		.left_margin    = 20,
+		.right_margin   = 46,
+		.vsync_len      = 2,
+		.upper_margin   = 1,
+		.lower_margin   = 0,
+		.sync           = 0,
+	},
+};
+
+static struct pxafb_mach_info spitz_pxafb_info = {
+	.modes          = spitz_pxafb_modes,
+	.num_modes      = ARRAY_SIZE(spitz_pxafb_modes),
+	.fixed_modes    = 1,
+	.lcd_conn	= LCD_COLOR_TFT_16BPP | LCD_ALTERNATE_MAPPING,
+};
+
+static void __init spitz_lcd_init(void)
+{
+	pxa_set_fb_info(NULL, &spitz_pxafb_info);
+}
+#else
+static inline void spitz_lcd_init(void) {}
+#endif
+
+/******************************************************************************
+ * NAND Flash
+ ******************************************************************************/
+#if defined(CONFIG_MTD_NAND_SHARPSL) || defined(CONFIG_MTD_NAND_SHARPSL_MODULE)
+static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
+
+static struct nand_bbt_descr spitz_nand_bbt = {
+	.options	= 0,
+	.offs		= 4,
+	.len		= 2,
+	.pattern	= scan_ff_pattern
+};
+
+static int akita_ooblayout_ecc(struct mtd_info *mtd, int section,
+			       struct mtd_oob_region *oobregion)
+{
+	if (section > 12)
+		return -ERANGE;
+
+	switch (section % 3) {
+	case 0:
+		oobregion->offset = 5;
+		oobregion->length = 1;
+		break;
+
+	case 1:
+		oobregion->offset = 1;
+		oobregion->length = 3;
+		break;
+
+	case 2:
+		oobregion->offset = 6;
+		oobregion->length = 2;
+		break;
+	}
+
+	oobregion->offset += (section / 3) * 0x10;
+
+	return 0;
+}
+
+static int akita_ooblayout_free(struct mtd_info *mtd, int section,
+				struct mtd_oob_region *oobregion)
+{
+	if (section)
+		return -ERANGE;
+
+	oobregion->offset = 8;
+	oobregion->length = 9;
+
+	return 0;
+}
+
+static const struct mtd_ooblayout_ops akita_ooblayout_ops = {
+	.ecc = akita_ooblayout_ecc,
+	.free = akita_ooblayout_free,
+};
+
+static const char * const probes[] = {
+	"cmdlinepart",
+	"ofpart",
+	"sharpslpart",
+	NULL,
+};
+
+static struct sharpsl_nand_platform_data spitz_nand_pdata = {
+	.badblock_pattern	= &spitz_nand_bbt,
+	.part_parsers		= probes,
+};
+
+static struct resource spitz_nand_resources[] = {
+	{
+		.start	= PXA_CS3_PHYS,
+		.end	= PXA_CS3_PHYS + SZ_4K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device spitz_nand_device = {
+	.name		= "sharpsl-nand",
+	.id		= -1,
+	.resource	= spitz_nand_resources,
+	.num_resources	= ARRAY_SIZE(spitz_nand_resources),
+	.dev		= {
+		.platform_data	= &spitz_nand_pdata,
+	}
+};
+
+static void __init spitz_nand_init(void)
+{
+	if (machine_is_akita() || machine_is_borzoi()) {
+		spitz_nand_bbt.len = 1;
+		spitz_nand_pdata.ecc_layout = &akita_ooblayout_ops;
+	}
+
+	platform_device_register(&spitz_nand_device);
+}
+#else
+static inline void spitz_nand_init(void) {}
+#endif
+
+/******************************************************************************
+ * NOR Flash
+ ******************************************************************************/
+#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
+static struct mtd_partition spitz_rom_parts[] = {
+	{
+		.name	="Boot PROM Filesystem",
+		.offset	= 0x00140000,
+		.size	= MTDPART_SIZ_FULL,
+	},
+};
+
+static struct physmap_flash_data spitz_rom_data = {
+	.width		= 2,
+	.nr_parts	= ARRAY_SIZE(spitz_rom_parts),
+	.parts		= spitz_rom_parts,
+};
+
+static struct resource spitz_rom_resources[] = {
+	{
+		.start	= PXA_CS0_PHYS,
+		.end	= PXA_CS0_PHYS + SZ_8M - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device spitz_rom_device = {
+	.name		= "physmap-flash",
+	.id		= -1,
+	.resource	= spitz_rom_resources,
+	.num_resources	= ARRAY_SIZE(spitz_rom_resources),
+	.dev		= {
+		.platform_data	= &spitz_rom_data,
+	},
+};
+
+static void __init spitz_nor_init(void)
+{
+	platform_device_register(&spitz_rom_device);
+}
+#else
+static inline void spitz_nor_init(void) {}
+#endif
+
+/******************************************************************************
+ * I2C devices
+ ******************************************************************************/
+#if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
+static struct pca953x_platform_data akita_pca953x_pdata = {
+	.gpio_base		= AKITA_IOEXP_GPIO_BASE,
+};
+
+static struct i2c_board_info spitz_i2c_devs[] = {
+	{
+		.type		= "wm8750",
+		.addr		= 0x1b,
+	}, {
+		.type		= "max7310",
+		.addr		= 0x18,
+		.platform_data	= &akita_pca953x_pdata,
+	},
+};
+
+static struct regulator_consumer_supply isl6271a_consumers[] = {
+	REGULATOR_SUPPLY("vcc_core", NULL),
+};
+
+static struct regulator_init_data isl6271a_info[] = {
+	{
+		.constraints = {
+			.name		= "vcc_core range",
+			.min_uV		= 850000,
+			.max_uV		= 1600000,
+			.always_on	= 1,
+			.valid_ops_mask	= REGULATOR_CHANGE_VOLTAGE,
+		},
+	.consumer_supplies	= isl6271a_consumers,
+	.num_consumer_supplies	= ARRAY_SIZE(isl6271a_consumers),
+	}
+};
+
+static struct i2c_board_info spitz_pi2c_devs[] = {
+	{
+		.type		= "isl6271a",
+		.addr		= 0x0c,
+		.platform_data	= &isl6271a_info,
+	},
+};
+
+static void __init spitz_i2c_init(void)
+{
+	int size = ARRAY_SIZE(spitz_i2c_devs);
+
+	/* Only Akita has the max7310 chip */
+	if (!machine_is_akita())
+		size--;
+
+	pxa_set_i2c_info(NULL);
+	pxa27x_set_i2c_power_info(NULL);
+	i2c_register_board_info(0, spitz_i2c_devs, size);
+	i2c_register_board_info(1, ARRAY_AND_SIZE(spitz_pi2c_devs));
+}
+#else
+static inline void spitz_i2c_init(void) {}
+#endif
+
+static struct gpiod_lookup_table spitz_audio_gpio_table = {
+	.dev_id = "spitz-audio",
+	.table = {
+		GPIO_LOOKUP("sharp-scoop.0", SPITZ_GPIO_MUTE_L - SPITZ_SCP_GPIO_BASE,
+			    "mute-l", GPIO_ACTIVE_HIGH),
+		GPIO_LOOKUP("sharp-scoop.0", SPITZ_GPIO_MUTE_R - SPITZ_SCP_GPIO_BASE,
+			    "mute-r", GPIO_ACTIVE_HIGH),
+		GPIO_LOOKUP("sharp-scoop.1", SPITZ_GPIO_MIC_BIAS - SPITZ_SCP2_GPIO_BASE,
+			    "mic", GPIO_ACTIVE_HIGH),
+		{ },
+	},
+};
+
+static struct gpiod_lookup_table akita_audio_gpio_table = {
+	.dev_id = "spitz-audio",
+	.table = {
+		GPIO_LOOKUP("sharp-scoop.0", SPITZ_GPIO_MUTE_L - SPITZ_SCP_GPIO_BASE,
+			    "mute-l", GPIO_ACTIVE_HIGH),
+		GPIO_LOOKUP("sharp-scoop.0", SPITZ_GPIO_MUTE_R - SPITZ_SCP_GPIO_BASE,
+			    "mute-r", GPIO_ACTIVE_HIGH),
+		GPIO_LOOKUP("i2c-max7310", AKITA_GPIO_MIC_BIAS - AKITA_IOEXP_GPIO_BASE,
+			    "mic", GPIO_ACTIVE_HIGH),
+		{ },
+	},
+};
+
+/******************************************************************************
+ * Audio devices
+ ******************************************************************************/
+static inline void spitz_audio_init(void)
+{
+	if (machine_is_akita())
+		gpiod_add_lookup_table(&akita_audio_gpio_table);
+	else
+		gpiod_add_lookup_table(&spitz_audio_gpio_table);
+
+	platform_device_register_simple("spitz-audio", -1, NULL, 0);
+}
+
+/******************************************************************************
+ * Machine init
+ ******************************************************************************/
+static void spitz_poweroff(void)
+{
+	pxa_restart(REBOOT_GPIO, NULL);
+}
+
+static void spitz_restart(enum reboot_mode mode, const char *cmd)
+{
+	uint32_t msc0 = __raw_readl(MSC0);
+	/* Bootloader magic for a reboot */
+	if ((msc0 & 0xffff0000) == 0x7ff00000)
+		__raw_writel((msc0 & 0xffff) | 0x7ee00000, MSC0);
+
+	spitz_poweroff();
+}
+
+static void __init spitz_init(void)
+{
+	init_gpio_reset(SPITZ_GPIO_ON_RESET, 1, 0);
+	pm_power_off = spitz_poweroff;
+
+	PMCR = 0x00;
+
+	/* Stop 3.6MHz and drive HIGH to PCMCIA and CS */
+	PCFR |= PCFR_OPDE;
+
+	pxa2xx_mfp_config(ARRAY_AND_SIZE(spitz_pin_config));
+
+	pxa_set_ffuart_info(NULL);
+	pxa_set_btuart_info(NULL);
+	pxa_set_stuart_info(NULL);
+
+	spitz_spi_init();
+	spitz_scoop_init();
+	spitz_mkp_init();
+	spitz_keys_init();
+	spitz_leds_init();
+	spitz_mmc_init();
+	spitz_pcmcia_init();
+	spitz_irda_init();
+	spitz_uhc_init();
+	spitz_lcd_init();
+	spitz_nor_init();
+	spitz_nand_init();
+	spitz_i2c_init();
+	spitz_audio_init();
+
+	regulator_has_full_constraints();
+}
+
+static void __init spitz_fixup(struct tag *tags, char **cmdline)
+{
+	sharpsl_save_param();
+	memblock_add(0xa0000000, SZ_64M);
+}
+
+#ifdef CONFIG_MACH_SPITZ
+MACHINE_START(SPITZ, "SHARP Spitz")
+	.fixup		= spitz_fixup,
+	.map_io		= pxa27x_map_io,
+	.nr_irqs	= PXA_NR_IRQS,
+	.init_irq	= pxa27x_init_irq,
+	.handle_irq	= pxa27x_handle_irq,
+	.init_machine	= spitz_init,
+	.init_time	= pxa_timer_init,
+	.restart	= spitz_restart,
+MACHINE_END
+#endif
+
+#ifdef CONFIG_MACH_BORZOI
+MACHINE_START(BORZOI, "SHARP Borzoi")
+	.fixup		= spitz_fixup,
+	.map_io		= pxa27x_map_io,
+	.nr_irqs	= PXA_NR_IRQS,
+	.init_irq	= pxa27x_init_irq,
+	.handle_irq	= pxa27x_handle_irq,
+	.init_machine	= spitz_init,
+	.init_time	= pxa_timer_init,
+	.restart	= spitz_restart,
+MACHINE_END
+#endif
+
+#ifdef CONFIG_MACH_AKITA
+MACHINE_START(AKITA, "SHARP Akita")
+	.fixup		= spitz_fixup,
+	.map_io		= pxa27x_map_io,
+	.nr_irqs	= PXA_NR_IRQS,
+	.init_irq	= pxa27x_init_irq,
+	.handle_irq	= pxa27x_handle_irq,
+	.init_machine	= spitz_init,
+	.init_time	= pxa_timer_init,
+	.restart	= spitz_restart,
+MACHINE_END
+#endif