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-rw-r--r--arch/arm/mach-pxa/spitz.c1060
1 files changed, 1060 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c
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index 000000000..264de0bc9
--- /dev/null
+++ b/arch/arm/mach-pxa/spitz.c
@@ -0,0 +1,1060 @@
+// 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 <mach/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 <mach/spitz.h>
+#include "sharpsl_pm.h"
+#include <mach/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 pxa2xx_spi_chip spitz_ads7846_chip = {
+ .gpio_cs = SPITZ_GPIO_ADS7846_CS,
+};
+
+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 pxa2xx_spi_chip spitz_lcdcon_chip = {
+ .gpio_cs = SPITZ_GPIO_LCDCON_CS,
+};
+
+static struct pxa2xx_spi_chip spitz_max1111_chip = {
+ .gpio_cs = SPITZ_GPIO_MAX1111_CS,
+};
+
+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,
+ .controller_data = &spitz_ads7846_chip,
+ .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,
+ .controller_data = &spitz_lcdcon_chip,
+ }, {
+ .modalias = "max1111",
+ .max_speed_hz = 450000,
+ .bus_num = 2,
+ .chip_select = 2,
+ .controller_data = &spitz_max1111_chip,
+ },
+};
+
+static struct pxa2xx_spi_controller spitz_spi_info = {
+ .num_chipselect = 3,
+};
+
+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);
+
+ 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
+
+/******************************************************************************
+ * Audio devices
+ ******************************************************************************/
+static inline void spitz_audio_init(void)
+{
+ 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
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-16 05:43:34 +0000