| /* |
| * 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 <mach/hardware.h> |
| #include <asm/mach-types.h> |
| #include <asm/mach/arch.h> |
| #include <asm/mach/map.h> |
| #include <asm/mach/flash.h> |
| |
| #include <plat/board.h> |
| #include "common.h" |
| #include <plat/gpmc.h> |
| #include <plat/nand.h> |
| #include <plat/usb.h> |
| #include <video/omapdss.h> |
| #include <video/omap-panel-generic-dpi.h> |
| #include <video/omap-panel-dvi.h> |
| |
| #include <plat/mcspi.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 "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 <plat/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 int lcd_enabled; |
| static int dvi_enabled; |
| |
| 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 int omap3_stalker_enable_dvi(struct omap_dss_device *dssdev) |
| { |
| if (lcd_enabled) { |
| printk(KERN_ERR "cannot enable DVI, LCD is enabled\n"); |
| return -EINVAL; |
| } |
| gpio_set_value(DSS_ENABLE_GPIO, 1); |
| dvi_enabled = 1; |
| return 0; |
| } |
| |
| static void omap3_stalker_disable_dvi(struct omap_dss_device *dssdev) |
| { |
| gpio_set_value(DSS_ENABLE_GPIO, 0); |
| dvi_enabled = 0; |
| } |
| |
| static struct panel_dvi_platform_data dvi_panel = { |
| .platform_enable = omap3_stalker_enable_dvi, |
| .platform_disable = omap3_stalker_disable_dvi, |
| }; |
| |
| static struct omap_dss_device omap3_stalker_dvi_device = { |
| .name = "dvi", |
| .type = OMAP_DISPLAY_TYPE_DPI, |
| .driver_name = "dvi", |
| .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 = { |
| .gpio_base = OMAP_MAX_GPIO_LINES, |
| .irq_base = TWL4030_GPIO_IRQ_BASE, |
| .irq_end = TWL4030_GPIO_IRQ_END, |
| .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 omap_board_config_kernel omap3_stalker_config[] __initdata = { |
| }; |
| |
| static struct platform_device *omap3_stalker_devices[] __initdata = { |
| &keys_gpio, |
| }; |
| |
| static struct usbhs_omap_board_data usbhs_bdata __initconst = { |
| .port_mode[0] = OMAP_USBHS_PORT_MODE_UNUSED, |
| .port_mode[1] = OMAP_EHCI_PORT_MODE_PHY, |
| .port_mode[2] = OMAP_USBHS_PORT_MODE_UNUSED, |
| |
| .phy_reset = true, |
| .reset_gpio_port[0] = -EINVAL, |
| .reset_gpio_port[1] = 21, |
| .reset_gpio_port[2] = -EINVAL, |
| }; |
| |
| #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_board_config = omap3_stalker_config; |
| omap_board_config_size = ARRAY_SIZE(omap3_stalker_config); |
| |
| 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_musb_init(NULL); |
| 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, |
| .timer = &omap3_secure_timer, |
| .restart = omap_prcm_restart, |
| MACHINE_END |