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linux-pinenote/arch/arm/mach-pxa/spitz.c
Vivien Didelot 5877457a96 gpio: (gpio-pca953x) move header to linux/platform_data/ 
This patch moves the pca953x.h header from include/linux/i2c to
include/linux/platform_data and updates existing support accordingly.

Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2013-08-29 12:33:52 -07:00

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/*
* 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
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/gpio_keys.h>
#include <linux/gpio.h>
#include <linux/leds.h>
#include <linux/i2c.h>
#include <linux/i2c/pxa-i2c.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/module.h>
#include <linux/reboot.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 <mach/pxa27x.h>
#include <mach/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 <mach/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 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 = "ide-disk",
.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 void spitz_bl_kick_battery(void)
{
void (*kick_batt)(void);
kick_batt = symbol_get(sharpsl_battery_kick);
if (kick_batt) {
kick_batt();
symbol_put(sharpsl_battery_kick);
}
}
static struct corgi_lcd_platform_data spitz_lcdcon_info = {
.init_mode = CORGI_LCD_MODE_VGA,
.max_intensity = 0x2f,
.default_intensity = 0x1f,
.limit_mask = 0x0b,
.gpio_backlight_cont = SPITZ_GPIO_BACKLIGHT_CONT,
.gpio_backlight_on = SPITZ_GPIO_BACKLIGHT_ON,
.kick_battery = spitz_bl_kick_battery,
};
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_master spitz_spi_info = {
.num_chipselect = 3,
};
static void __init spitz_spi_init(void)
{
struct corgi_lcd_platform_data *lcd_data = &spitz_lcdcon_info;
if (machine_is_akita()) {
lcd_data->gpio_backlight_cont = AKITA_GPIO_BACKLIGHT_CONT;
lcd_data->gpio_backlight_on = AKITA_GPIO_BACKLIGHT_ON;
}
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,
.gpio_card_detect = SPITZ_GPIO_nSD_DETECT,
.gpio_card_ro = SPITZ_GPIO_nSD_WP,
.gpio_power = -1,
};
static void __init spitz_mmc_init(void)
{
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 struct mtd_partition spitz_nand_partitions[] = {
{
.name = "System Area",
.offset = 0,
.size = 7 * 1024 * 1024,
}, {
.name = "Root Filesystem",
.offset = 7 * 1024 * 1024,
}, {
.name = "Home Filesystem",
.offset = MTDPART_OFS_APPEND,
.size = MTDPART_SIZ_FULL,
},
};
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 struct nand_ecclayout akita_oobinfo = {
.oobfree = { {0x08, 0x09} },
.eccbytes = 24,
.eccpos = {
0x05, 0x01, 0x02, 0x03, 0x06, 0x07, 0x15, 0x11,
0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23,
0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37,
},
};
static struct sharpsl_nand_platform_data spitz_nand_pdata = {
.badblock_pattern = &spitz_nand_bbt,
.partitions = spitz_nand_partitions,
.nr_partitions = ARRAY_SIZE(spitz_nand_partitions),
};
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_spitz()) {
spitz_nand_partitions[1].size = 5 * 1024 * 1024;
} else if (machine_is_akita()) {
spitz_nand_partitions[1].size = 58 * 1024 * 1024;
spitz_nand_bbt.len = 1;
spitz_nand_pdata.ecc_layout = &akita_oobinfo;
} else if (machine_is_borzoi()) {
spitz_nand_partitions[1].size = 32 * 1024 * 1024;
spitz_nand_bbt.len = 1;
spitz_nand_pdata.ecc_layout = &akita_oobinfo;
}
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
/******************************************************************************
* 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();
}
static void __init spitz_fixup(struct tag *tags, char **cmdline,
struct meminfo *mi)
{
sharpsl_save_param();
mi->nr_banks = 1;
mi->bank[0].start = 0xa0000000;
mi->bank[0].size = (64*1024*1024);
}
#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
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