426 lines
10 KiB
C
426 lines
10 KiB
C
/*
|
|
* 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 <linux/usb/phy.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 "gpmc.h"
|
|
#include <linux/platform_data/mtd-nand-omap2.h>
|
|
#include <video/omapdss.h>
|
|
#include <video/omap-panel-data.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 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
|
|
};
|
|
|
|
static struct tfp410_platform_data dvi_panel = {
|
|
.power_down_gpio = DSS_ENABLE_GPIO,
|
|
.i2c_bus_num = -1,
|
|
};
|
|
|
|
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 = {
|
|
.keymap = board_keymap,
|
|
.keymap_size = ARRAY_SIZE(board_keymap),
|
|
};
|
|
|
|
static struct twl4030_keypad_data omap3stalker_kp_data = {
|
|
.keymap_data = &board_map_data,
|
|
.rows = 4,
|
|
.cols = 4,
|
|
.rep = 1,
|
|
};
|
|
|
|
static struct twl4030_platform_data omap3stalker_twldata = {
|
|
/* platform_data for children goes here */
|
|
.keypad = &omap3stalker_kp_data,
|
|
.gpio = &omap3stalker_gpio_data,
|
|
.vmmc1 = &omap3stalker_vmmc1,
|
|
.vsim = &omap3stalker_vsim,
|
|
};
|
|
|
|
static struct at24_platform_data fram_info = {
|
|
.byte_len = (64 * 1024) / 8,
|
|
.page_size = 8192,
|
|
.flags = AT24_FLAG_ADDR16 | AT24_FLAG_IRUGO,
|
|
};
|
|
|
|
static struct i2c_board_info __initdata omap3stalker_i2c_boardinfo3[] = {
|
|
{
|
|
I2C_BOARD_INFO("24c64", 0x50),
|
|
.flags = I2C_CLIENT_WAKE,
|
|
.platform_data = &fram_info,
|
|
},
|
|
};
|
|
|
|
static int __init omap3_stalker_i2c_init(void)
|
|
{
|
|
omap3_pmic_get_config(&omap3stalker_twldata,
|
|
TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_MADC |
|
|
TWL_COMMON_PDATA_AUDIO,
|
|
TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2);
|
|
|
|
omap3stalker_twldata.vdac->constraints.apply_uV = true;
|
|
omap3stalker_twldata.vpll2->constraints.apply_uV = true;
|
|
omap3stalker_twldata.vpll2->constraints.name = "VDVI";
|
|
|
|
omap3_pmic_init("twl4030", &omap3stalker_twldata);
|
|
omap_register_i2c_bus(2, 400, NULL, 0);
|
|
omap_register_i2c_bus(3, 400, omap3stalker_i2c_boardinfo3,
|
|
ARRAY_SIZE(omap3stalker_i2c_boardinfo3));
|
|
return 0;
|
|
}
|
|
|
|
#define OMAP3_STALKER_TS_GPIO 175
|
|
|
|
static struct usbhs_phy_data phy_data[] __initdata = {
|
|
{
|
|
.port = 2,
|
|
.reset_gpio = 21,
|
|
.vcc_gpio = -EINVAL,
|
|
},
|
|
};
|
|
|
|
static struct platform_device *omap3_stalker_devices[] __initdata = {
|
|
&keys_gpio,
|
|
};
|
|
|
|
static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
|
|
.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
|
|
};
|
|
|
|
#ifdef CONFIG_OMAP_MUX
|
|
static struct omap_board_mux board_mux[] __initdata = {
|
|
OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP |
|
|
OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE),
|
|
OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
|
|
OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE),
|
|
{.reg_offset = OMAP_MUX_TERMINATOR},
|
|
};
|
|
#endif
|
|
|
|
static struct regulator_consumer_supply dummy_supplies[] = {
|
|
REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
|
|
REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
|
|
};
|
|
|
|
static void __init omap3_stalker_init(void)
|
|
{
|
|
regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
|
|
omap3_mux_init(board_mux, OMAP_PACKAGE_CUS);
|
|
|
|
omap_mux_init_gpio(23, OMAP_PIN_INPUT);
|
|
omap_hsmmc_init(mmc);
|
|
|
|
omap3_stalker_i2c_init();
|
|
|
|
platform_add_devices(omap3_stalker_devices,
|
|
ARRAY_SIZE(omap3_stalker_devices));
|
|
|
|
omap_display_init(&omap3_stalker_dss_data);
|
|
|
|
omap_serial_init();
|
|
omap_sdrc_init(mt46h32m32lf6_sdrc_params, NULL);
|
|
usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
|
|
usb_musb_init(NULL);
|
|
|
|
usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data));
|
|
usbhs_init(&usbhs_bdata);
|
|
omap_ads7846_init(1, OMAP3_STALKER_TS_GPIO, 310, NULL);
|
|
|
|
omap_mux_init_gpio(21, OMAP_PIN_OUTPUT);
|
|
omap_mux_init_gpio(18, OMAP_PIN_INPUT_PULLUP);
|
|
|
|
omap3stalker_init_eth();
|
|
omap3_stalker_display_init();
|
|
/* Ensure SDRC pins are mux'd for self-refresh */
|
|
omap_mux_init_signal("sdr_cke0", OMAP_PIN_OUTPUT);
|
|
omap_mux_init_signal("sdr_cke1", OMAP_PIN_OUTPUT);
|
|
}
|
|
|
|
MACHINE_START(SBC3530, "OMAP3 STALKER")
|
|
/* Maintainer: Jason Lam -lzg@ema-tech.com */
|
|
.atag_offset = 0x100,
|
|
.map_io = omap3_map_io,
|
|
.init_early = omap35xx_init_early,
|
|
.init_irq = omap3_init_irq,
|
|
.handle_irq = omap3_intc_handle_irq,
|
|
.init_machine = omap3_stalker_init,
|
|
.init_late = omap35xx_init_late,
|
|
.init_time = omap3_secure_sync32k_timer_init,
|
|
.restart = omap3xxx_restart,
|
|
MACHINE_END
|