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|
/*
* linux/arch/arm/mach-omap2/board-omap3evm.c
*
* Copyright (C) 2008 Guangzhou EMA-Tech
*
* Modified from mach-omap2/board-omap3evm.c
*
* Initial code: Syed Mohammed Khasim
*
* 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/init.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/err.h>
#include <linux/clk.h>
#include <linux/io.h>
#include <linux/leds.h>
#include <linux/gpio.h>
#include <linux/input.h>
#include <linux/gpio_keys.h>
#include <linux/regulator/fixed.h>
#include <linux/regulator/machine.h>
#include <linux/i2c/twl.h>
#include <linux/mmc/host.h>
#include <linux/input/matrix_keypad.h>
#include <linux/spi/spi.h>
#include <linux/interrupt.h>
#include <linux/smsc911x.h>
#include <linux/i2c/at24.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/flash.h>
#include "common.h"
#include <plat/gpmc.h>
#include <linux/platform_data/mtd-nand-omap2.h>
#include <plat/usb.h>
#include <video/omapdss.h>
#include <video/omap-panel-generic-dpi.h>
#include <video/omap-panel-tfp410.h>
#include <linux/platform_data/spi-omap2-mcspi.h>
#include "sdram-micron-mt46h32m32lf-6.h"
#include "mux.h"
#include "hsmmc.h"
#include "common-board-devices.h"
#if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
#include "gpmc-smsc911x.h"
#define OMAP3STALKER_ETHR_START 0x2c000000
#define OMAP3STALKER_ETHR_SIZE 1024
#define OMAP3STALKER_ETHR_GPIO_IRQ 19
#define OMAP3STALKER_SMC911X_CS 5
static struct omap_smsc911x_platform_data smsc911x_cfg = {
.cs = OMAP3STALKER_SMC911X_CS,
.gpio_irq = OMAP3STALKER_ETHR_GPIO_IRQ,
.gpio_reset = -EINVAL,
.flags = (SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS),
};
static inline void __init omap3stalker_init_eth(void)
{
omap_mux_init_gpio(19, OMAP_PIN_INPUT_PULLUP);
gpmc_smsc911x_init(&smsc911x_cfg);
}
#else
static inline void __init omap3stalker_init_eth(void)
{
return;
}
#endif
/*
* OMAP3 DSS control signals
*/
#define DSS_ENABLE_GPIO 199
#define LCD_PANEL_BKLIGHT_GPIO 210
#define ENABLE_VPLL2_DEV_GRP 0xE0
static void __init omap3_stalker_display_init(void)
{
return;
}
static int omap3_stalker_enable_tv(struct omap_dss_device *dssdev)
{
return 0;
}
static void omap3_stalker_disable_tv(struct omap_dss_device *dssdev)
{
}
static struct omap_dss_device omap3_stalker_tv_device = {
.name = "tv",
.driver_name = "venc",
.type = OMAP_DISPLAY_TYPE_VENC,
#if defined(CONFIG_OMAP2_VENC_OUT_TYPE_SVIDEO)
.phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO,
#elif defined(CONFIG_OMAP2_VENC_OUT_TYPE_COMPOSITE)
.u.venc.type = OMAP_DSS_VENC_TYPE_COMPOSITE,
#endif
.platform_enable = omap3_stalker_enable_tv,
.platform_disable = omap3_stalker_disable_tv,
};
static struct tfp410_platform_data dvi_panel = {
.power_down_gpio = DSS_ENABLE_GPIO,
};
static struct omap_dss_device omap3_stalker_dvi_device = {
.name = "dvi",
.type = OMAP_DISPLAY_TYPE_DPI,
.driver_name = "tfp410",
.data = &dvi_panel,
.phy.dpi.data_lines = 24,
};
static struct omap_dss_device *omap3_stalker_dss_devices[] = {
&omap3_stalker_tv_device,
&omap3_stalker_dvi_device,
};
static struct omap_dss_board_info omap3_stalker_dss_data = {
.num_devices = ARRAY_SIZE(omap3_stalker_dss_devices),
.devices = omap3_stalker_dss_devices,
.default_device = &omap3_stalker_dvi_device,
};
static struct regulator_consumer_supply omap3stalker_vmmc1_supply[] = {
REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
};
static struct regulator_consumer_supply omap3stalker_vsim_supply[] = {
REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"),
};
/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
static struct regulator_init_data omap3stalker_vmmc1 = {
.constraints = {
.min_uV = 1850000,
.max_uV = 3150000,
.valid_modes_mask = REGULATOR_MODE_NORMAL
| REGULATOR_MODE_STANDBY,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
| REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
},
.num_consumer_supplies = ARRAY_SIZE(omap3stalker_vmmc1_supply),
.consumer_supplies = omap3stalker_vmmc1_supply,
};
/* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
static struct regulator_init_data omap3stalker_vsim = {
.constraints = {
.min_uV = 1800000,
.max_uV = 3000000,
.valid_modes_mask = REGULATOR_MODE_NORMAL
| REGULATOR_MODE_STANDBY,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
| REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
},
.num_consumer_supplies = ARRAY_SIZE(omap3stalker_vsim_supply),
.consumer_supplies = omap3stalker_vsim_supply,
};
static struct omap2_hsmmc_info mmc[] = {
{
.mmc = 1,
.caps = MMC_CAP_4_BIT_DATA,
.gpio_cd = -EINVAL,
.gpio_wp = 23,
.deferred = true,
},
{} /* Terminator */
};
static struct gpio_keys_button gpio_buttons[] = {
{
.code = BTN_EXTRA,
.gpio = 18,
.desc = "user",
.wakeup = 1,
},
};
static struct gpio_keys_platform_data gpio_key_info = {
.buttons = gpio_buttons,
.nbuttons = ARRAY_SIZE(gpio_buttons),
};
static struct platform_device keys_gpio = {
.name = "gpio-keys",
.id = -1,
.dev = {
.platform_data = &gpio_key_info,
},
};
static struct gpio_led gpio_leds[] = {
{
.name = "stalker:D8:usr0",
.default_trigger = "default-on",
.gpio = 126,
},
{
.name = "stalker:D9:usr1",
.default_trigger = "default-on",
.gpio = 127,
},
{
.name = "stalker:D3:mmc0",
.gpio = -EINVAL, /* gets replaced */
.active_low = true,
.default_trigger = "mmc0",
},
{
.name = "stalker:D4:heartbeat",
.gpio = -EINVAL, /* gets replaced */
.active_low = true,
.default_trigger = "heartbeat",
},
};
static struct gpio_led_platform_data gpio_led_info = {
.leds = gpio_leds,
.num_leds = ARRAY_SIZE(gpio_leds),
};
static struct platform_device leds_gpio = {
.name = "leds-gpio",
.id = -1,
.dev = {
.platform_data = &gpio_led_info,
},
};
static int
omap3stalker_twl_gpio_setup(struct device *dev,
unsigned gpio, unsigned ngpio)
{
/* gpio + 0 is "mmc0_cd" (input/IRQ) */
mmc[0].gpio_cd = gpio + 0;
omap_hsmmc_late_init(mmc);
/*
* Most GPIOs are for USB OTG. Some are mostly sent to
* the P2 connector; notably LEDA for the LCD backlight.
*/
/* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */
gpio_request_one(gpio + TWL4030_GPIO_MAX, GPIOF_OUT_INIT_LOW,
"EN_LCD_BKL");
/* gpio + 7 == DVI Enable */
gpio_request_one(gpio + 7, GPIOF_OUT_INIT_LOW, "EN_DVI");
/* TWL4030_GPIO_MAX + 1 == ledB (out, mmc0) */
gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
/* GPIO + 13 == ledsync (out, heartbeat) */
gpio_leds[3].gpio = gpio + 13;
platform_device_register(&leds_gpio);
return 0;
}
static struct twl4030_gpio_platform_data omap3stalker_gpio_data = {
.use_leds = true,
.setup = omap3stalker_twl_gpio_setup,
};
static uint32_t board_keymap[] = {
KEY(0, 0, KEY_LEFT),
KEY(0, 1, KEY_DOWN),
KEY(0, 2, KEY_ENTER),
KEY(0, 3, KEY_M),
KEY(1, 0, KEY_RIGHT),
KEY(1, 1, KEY_UP),
KEY(1, 2, KEY_I),
KEY(1, 3, KEY_N),
KEY(2, 0, KEY_A),
KEY(2, 1, KEY_E),
KEY(2, 2, KEY_J),
KEY(2, 3, KEY_O),
KEY(3, 0, KEY_B),
KEY(3, 1, KEY_F),
KEY(3, 2, KEY_K),
KEY(3, 3, KEY_P)
};
static struct matrix_keymap_data board_map_data
|