439 строки
11 KiB
C
439 строки
11 KiB
C
/*
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* linux/arch/arm/mach-omap2/board-omap3evm.c
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*
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* Copyright (C) 2008 Guangzhou EMA-Tech
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*
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* Modified from mach-omap2/board-omap3evm.c
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*
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* Initial code: Syed Mohammed Khasim
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/platform_device.h>
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#include <linux/delay.h>
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#include <linux/err.h>
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#include <linux/clk.h>
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#include <linux/io.h>
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#include <linux/leds.h>
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#include <linux/gpio.h>
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#include <linux/input.h>
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#include <linux/gpio_keys.h>
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#include <linux/regulator/fixed.h>
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#include <linux/regulator/machine.h>
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#include <linux/i2c/twl.h>
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#include <linux/mmc/host.h>
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#include <linux/input/matrix_keypad.h>
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#include <linux/spi/spi.h>
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#include <linux/interrupt.h>
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#include <linux/smsc911x.h>
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#include <linux/platform_data/at24.h>
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#include <linux/usb/phy.h>
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#include <asm/mach-types.h>
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#include <asm/mach/arch.h>
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#include <asm/mach/map.h>
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#include <asm/mach/flash.h>
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#include "common.h"
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#include "gpmc.h"
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#include <linux/platform_data/mtd-nand-omap2.h>
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#include <video/omapdss.h>
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#include <video/omap-panel-data.h>
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#include <linux/platform_data/spi-omap2-mcspi.h>
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#include "sdram-micron-mt46h32m32lf-6.h"
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#include "mux.h"
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#include "hsmmc.h"
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#include "common-board-devices.h"
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#if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
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#include "gpmc-smsc911x.h"
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#define OMAP3STALKER_ETHR_START 0x2c000000
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#define OMAP3STALKER_ETHR_SIZE 1024
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#define OMAP3STALKER_ETHR_GPIO_IRQ 19
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#define OMAP3STALKER_SMC911X_CS 5
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static struct omap_smsc911x_platform_data smsc911x_cfg = {
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.cs = OMAP3STALKER_SMC911X_CS,
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.gpio_irq = OMAP3STALKER_ETHR_GPIO_IRQ,
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.gpio_reset = -EINVAL,
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.flags = (SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS),
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};
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static inline void __init omap3stalker_init_eth(void)
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{
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omap_mux_init_gpio(19, OMAP_PIN_INPUT_PULLUP);
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gpmc_smsc911x_init(&smsc911x_cfg);
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}
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#else
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static inline void __init omap3stalker_init_eth(void)
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{
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return;
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}
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#endif
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/*
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* OMAP3 DSS control signals
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*/
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#define DSS_ENABLE_GPIO 199
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#define LCD_PANEL_BKLIGHT_GPIO 210
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#define ENABLE_VPLL2_DEV_GRP 0xE0
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static void __init omap3_stalker_display_init(void)
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{
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return;
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}
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static struct connector_dvi_platform_data omap3stalker_dvi_connector_pdata = {
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.name = "dvi",
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.source = "tfp410.0",
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.i2c_bus_num = -1,
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};
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static struct platform_device omap3stalker_dvi_connector_device = {
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.name = "connector-dvi",
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.id = 0,
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.dev.platform_data = &omap3stalker_dvi_connector_pdata,
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};
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static struct encoder_tfp410_platform_data omap3stalker_tfp410_pdata = {
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.name = "tfp410.0",
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.source = "dpi.0",
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.data_lines = 24,
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.power_down_gpio = DSS_ENABLE_GPIO,
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};
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static struct platform_device omap3stalker_tfp410_device = {
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.name = "tfp410",
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.id = 0,
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.dev.platform_data = &omap3stalker_tfp410_pdata,
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};
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static struct connector_atv_platform_data omap3stalker_tv_pdata = {
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.name = "tv",
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.source = "venc.0",
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#if defined(CONFIG_OMAP2_VENC_OUT_TYPE_SVIDEO)
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.connector_type = OMAP_DSS_VENC_TYPE_SVIDEO,
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#elif defined(CONFIG_OMAP2_VENC_OUT_TYPE_COMPOSITE)
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.connector_type = OMAP_DSS_VENC_TYPE_COMPOSITE,
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#endif
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.invert_polarity = false,
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};
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static struct platform_device omap3stalker_tv_connector_device = {
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.name = "connector-analog-tv",
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.id = 0,
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.dev.platform_data = &omap3stalker_tv_pdata,
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};
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static struct omap_dss_board_info omap3_stalker_dss_data = {
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.default_display_name = "dvi",
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};
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static struct regulator_consumer_supply omap3stalker_vmmc1_supply[] = {
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REGULATOR_SUPPLY("vmmc", "omap_hsmmc.0"),
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};
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static struct regulator_consumer_supply omap3stalker_vsim_supply[] = {
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REGULATOR_SUPPLY("vmmc_aux", "omap_hsmmc.0"),
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};
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/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
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static struct regulator_init_data omap3stalker_vmmc1 = {
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.constraints = {
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.min_uV = 1850000,
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.max_uV = 3150000,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
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| REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
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},
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.num_consumer_supplies = ARRAY_SIZE(omap3stalker_vmmc1_supply),
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.consumer_supplies = omap3stalker_vmmc1_supply,
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};
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/* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
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static struct regulator_init_data omap3stalker_vsim = {
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.constraints = {
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.min_uV = 1800000,
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.max_uV = 3000000,
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.valid_modes_mask = REGULATOR_MODE_NORMAL
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| REGULATOR_MODE_STANDBY,
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.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE
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| REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
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},
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.num_consumer_supplies = ARRAY_SIZE(omap3stalker_vsim_supply),
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.consumer_supplies = omap3stalker_vsim_supply,
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};
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static struct omap2_hsmmc_info mmc[] = {
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{
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.mmc = 1,
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.caps = MMC_CAP_4_BIT_DATA,
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.gpio_cd = -EINVAL,
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.gpio_wp = 23,
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.deferred = true,
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},
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{} /* Terminator */
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};
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static struct gpio_keys_button gpio_buttons[] = {
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{
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.code = BTN_EXTRA,
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.gpio = 18,
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.desc = "user",
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.wakeup = 1,
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},
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};
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static struct gpio_keys_platform_data gpio_key_info = {
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.buttons = gpio_buttons,
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.nbuttons = ARRAY_SIZE(gpio_buttons),
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};
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static struct platform_device keys_gpio = {
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.name = "gpio-keys",
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.id = -1,
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.dev = {
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.platform_data = &gpio_key_info,
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},
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};
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static struct gpio_led gpio_leds[] = {
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{
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.name = "stalker:D8:usr0",
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.default_trigger = "default-on",
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.gpio = 126,
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},
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{
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.name = "stalker:D9:usr1",
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.default_trigger = "default-on",
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.gpio = 127,
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},
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{
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.name = "stalker:D3:mmc0",
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.gpio = -EINVAL, /* gets replaced */
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.active_low = true,
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.default_trigger = "mmc0",
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},
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{
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.name = "stalker:D4:heartbeat",
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.gpio = -EINVAL, /* gets replaced */
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.active_low = true,
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.default_trigger = "heartbeat",
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},
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};
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static struct gpio_led_platform_data gpio_led_info = {
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.leds = gpio_leds,
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.num_leds = ARRAY_SIZE(gpio_leds),
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};
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static struct platform_device leds_gpio = {
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.name = "leds-gpio",
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.id = -1,
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.dev = {
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.platform_data = &gpio_led_info,
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},
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};
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static int
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omap3stalker_twl_gpio_setup(struct device *dev,
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unsigned gpio, unsigned ngpio)
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{
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/* gpio + 0 is "mmc0_cd" (input/IRQ) */
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mmc[0].gpio_cd = gpio + 0;
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omap_hsmmc_late_init(mmc);
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/*
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* Most GPIOs are for USB OTG. Some are mostly sent to
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* the P2 connector; notably LEDA for the LCD backlight.
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*/
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/* TWL4030_GPIO_MAX + 0 == ledA, LCD Backlight control */
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gpio_request_one(gpio + TWL4030_GPIO_MAX, GPIOF_OUT_INIT_LOW,
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"EN_LCD_BKL");
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/* gpio + 7 == DVI Enable */
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gpio_request_one(gpio + 7, GPIOF_OUT_INIT_LOW, "EN_DVI");
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/* TWL4030_GPIO_MAX + 1 == ledB (out, mmc0) */
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gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
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/* GPIO + 13 == ledsync (out, heartbeat) */
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gpio_leds[3].gpio = gpio + 13;
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platform_device_register(&leds_gpio);
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return 0;
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}
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static struct twl4030_gpio_platform_data omap3stalker_gpio_data = {
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.use_leds = true,
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.setup = omap3stalker_twl_gpio_setup,
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};
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static uint32_t board_keymap[] = {
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KEY(0, 0, KEY_LEFT),
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KEY(0, 1, KEY_DOWN),
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KEY(0, 2, KEY_ENTER),
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KEY(0, 3, KEY_M),
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KEY(1, 0, KEY_RIGHT),
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KEY(1, 1, KEY_UP),
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KEY(1, 2, KEY_I),
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KEY(1, 3, KEY_N),
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KEY(2, 0, KEY_A),
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KEY(2, 1, KEY_E),
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KEY(2, 2, KEY_J),
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KEY(2, 3, KEY_O),
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KEY(3, 0, KEY_B),
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KEY(3, 1, KEY_F),
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KEY(3, 2, KEY_K),
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KEY(3, 3, KEY_P)
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};
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static struct matrix_keymap_data board_map_data = {
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.keymap = board_keymap,
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.keymap_size = ARRAY_SIZE(board_keymap),
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};
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static struct twl4030_keypad_data omap3stalker_kp_data = {
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.keymap_data = &board_map_data,
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.rows = 4,
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.cols = 4,
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.rep = 1,
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};
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static struct twl4030_platform_data omap3stalker_twldata = {
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/* platform_data for children goes here */
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.keypad = &omap3stalker_kp_data,
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.gpio = &omap3stalker_gpio_data,
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.vmmc1 = &omap3stalker_vmmc1,
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.vsim = &omap3stalker_vsim,
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};
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static struct at24_platform_data fram_info = {
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.byte_len = (64 * 1024) / 8,
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.page_size = 8192,
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.flags = AT24_FLAG_ADDR16 | AT24_FLAG_IRUGO,
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};
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static struct i2c_board_info __initdata omap3stalker_i2c_boardinfo3[] = {
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{
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I2C_BOARD_INFO("24c64", 0x50),
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.flags = I2C_CLIENT_WAKE,
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.platform_data = &fram_info,
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},
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};
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static int __init omap3_stalker_i2c_init(void)
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{
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omap3_pmic_get_config(&omap3stalker_twldata,
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TWL_COMMON_PDATA_USB | TWL_COMMON_PDATA_MADC |
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TWL_COMMON_PDATA_AUDIO,
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TWL_COMMON_REGULATOR_VDAC | TWL_COMMON_REGULATOR_VPLL2);
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omap3stalker_twldata.vdac->constraints.apply_uV = true;
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omap3stalker_twldata.vpll2->constraints.apply_uV = true;
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omap3stalker_twldata.vpll2->constraints.name = "VDVI";
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omap3_pmic_init("twl4030", &omap3stalker_twldata);
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omap_register_i2c_bus(2, 400, NULL, 0);
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omap_register_i2c_bus(3, 400, omap3stalker_i2c_boardinfo3,
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ARRAY_SIZE(omap3stalker_i2c_boardinfo3));
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return 0;
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}
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#define OMAP3_STALKER_TS_GPIO 175
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static struct usbhs_phy_data phy_data[] __initdata = {
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{
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.port = 2,
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.reset_gpio = 21,
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.vcc_gpio = -EINVAL,
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},
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};
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static struct platform_device *omap3_stalker_devices[] __initdata = {
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&keys_gpio,
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&omap3stalker_tfp410_device,
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&omap3stalker_dvi_connector_device,
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&omap3stalker_tv_connector_device,
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};
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static struct usbhs_omap_platform_data usbhs_bdata __initdata = {
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.port_mode[1] = OMAP_EHCI_PORT_MODE_PHY,
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};
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#ifdef CONFIG_OMAP_MUX
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static struct omap_board_mux board_mux[] __initdata = {
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OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP |
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OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE),
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OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP |
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OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_WAKEUPENABLE),
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{.reg_offset = OMAP_MUX_TERMINATOR},
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};
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#endif
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static struct regulator_consumer_supply dummy_supplies[] = {
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REGULATOR_SUPPLY("vddvario", "smsc911x.0"),
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REGULATOR_SUPPLY("vdd33a", "smsc911x.0"),
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};
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static void __init omap3_stalker_init(void)
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{
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regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
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omap3_mux_init(board_mux, OMAP_PACKAGE_CUS);
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omap_mux_init_gpio(23, OMAP_PIN_INPUT);
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omap_hsmmc_init(mmc);
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omap3_stalker_i2c_init();
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platform_add_devices(omap3_stalker_devices,
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ARRAY_SIZE(omap3_stalker_devices));
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omap_display_init(&omap3_stalker_dss_data);
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omap_serial_init();
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omap_sdrc_init(mt46h32m32lf6_sdrc_params, NULL);
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usb_bind_phy("musb-hdrc.0.auto", 0, "twl4030_usb");
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usb_musb_init(NULL);
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usbhs_init_phys(phy_data, ARRAY_SIZE(phy_data));
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usbhs_init(&usbhs_bdata);
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omap_ads7846_init(1, OMAP3_STALKER_TS_GPIO, 310, NULL);
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omap_mux_init_gpio(21, OMAP_PIN_OUTPUT);
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omap_mux_init_gpio(18, OMAP_PIN_INPUT_PULLUP);
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omap3stalker_init_eth();
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omap3_stalker_display_init();
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/* Ensure SDRC pins are mux'd for self-refresh */
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omap_mux_init_signal("sdr_cke0", OMAP_PIN_OUTPUT);
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omap_mux_init_signal("sdr_cke1", OMAP_PIN_OUTPUT);
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}
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MACHINE_START(SBC3530, "OMAP3 STALKER")
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/* Maintainer: Jason Lam -lzg@ema-tech.com */
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.atag_offset = 0x100,
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.map_io = omap3_map_io,
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.init_early = omap35xx_init_early,
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.init_irq = omap3_init_irq,
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.handle_irq = omap3_intc_handle_irq,
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.init_machine = omap3_stalker_init,
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.init_late = omap35xx_init_late,
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.init_time = omap3_secure_sync32k_timer_init,
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.restart = omap3xxx_restart,
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MACHINE_END
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