diff options
Diffstat (limited to 'arch/arm/mach-omap2/board-omap3evm.c')
| -rw-r--r-- | arch/arm/mach-omap2/board-omap3evm.c | 900 |
1 files changed, 0 insertions, 900 deletions
diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c deleted file mode 100644 index 5a1a916e5cc..00000000000 --- a/arch/arm/mach-omap2/board-omap3evm.c +++ /dev/null @@ -1,900 +0,0 @@ -/* - * linux/arch/arm/mach-omap2/board-omap3evm.c - * - * Copyright (C) 2008 Texas Instruments - * - * Modified from mach-omap2/board-3430sdp.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/gpio.h> -#include <linux/input.h> -#include <linux/input/matrix_keypad.h> -#include <linux/leds.h> -#include <linux/interrupt.h> - -#include <linux/spi/spi.h> -#include <linux/spi/ads7846.h> -#include <linux/i2c/twl.h> -#include <linux/usb/otg.h> -#include <linux/smsc911x.h> - -#include <linux/wl12xx.h> -#include <linux/regulator/fixed.h> -#include <linux/regulator/machine.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 <plat/board.h> -#include <plat/usb.h> -#include <plat/common.h> -#include <plat/mcspi.h> -#include <plat/display.h> -#include <plat/panel-generic-dpi.h> - -#include "mux.h" -#include "sdram-micron-mt46h32m32lf-6.h" -#include "hsmmc.h" - -#define OMAP3_EVM_TS_GPIO 175 -#define OMAP3_EVM_EHCI_VBUS 22 -#define OMAP3_EVM_EHCI_SELECT 61 - -#define OMAP3EVM_ETHR_START 0x2c000000 -#define OMAP3EVM_ETHR_SIZE 1024 -#define OMAP3EVM_ETHR_ID_REV 0x50 -#define OMAP3EVM_ETHR_GPIO_IRQ 176 -#define OMAP3EVM_SMSC911X_CS 5 -/* - * Eth Reset signal - * 64 = Generation 1 (<=RevD) - * 7 = Generation 2 (>=RevE) - */ -#define OMAP3EVM_GEN1_ETHR_GPIO_RST 64 -#define OMAP3EVM_GEN2_ETHR_GPIO_RST 7 - -static u8 omap3_evm_version; - -u8 get_omap3_evm_rev(void) -{ - return omap3_evm_version; -} -EXPORT_SYMBOL(get_omap3_evm_rev); - -static void __init omap3_evm_get_revision(void) -{ - void __iomem *ioaddr; - unsigned int smsc_id; - - /* Ethernet PHY ID is stored at ID_REV register */ - ioaddr = ioremap_nocache(OMAP3EVM_ETHR_START, SZ_1K); - if (!ioaddr) - return; - smsc_id = readl(ioaddr + OMAP3EVM_ETHR_ID_REV) & 0xFFFF0000; - iounmap(ioaddr); - - switch (smsc_id) { - /*SMSC9115 chipset*/ - case 0x01150000: - omap3_evm_version = OMAP3EVM_BOARD_GEN_1; - break; - /*SMSC 9220 chipset*/ - case 0x92200000: - default: - omap3_evm_version = OMAP3EVM_BOARD_GEN_2; - } -} - -#if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE) -static struct resource omap3evm_smsc911x_resources[] = { - [0] = { - .start = OMAP3EVM_ETHR_START, - .end = (OMAP3EVM_ETHR_START + OMAP3EVM_ETHR_SIZE - 1), - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = OMAP_GPIO_IRQ(OMAP3EVM_ETHR_GPIO_IRQ), - .end = OMAP_GPIO_IRQ(OMAP3EVM_ETHR_GPIO_IRQ), - .flags = (IORESOURCE_IRQ | IRQF_TRIGGER_LOW), - }, -}; - -static struct smsc911x_platform_config smsc911x_config = { - .phy_interface = PHY_INTERFACE_MODE_MII, - .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, - .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN, - .flags = (SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS), -}; - -static struct platform_device omap3evm_smsc911x_device = { - .name = "smsc911x", - .id = -1, - .num_resources = ARRAY_SIZE(omap3evm_smsc911x_resources), - .resource = &omap3evm_smsc911x_resources[0], - .dev = { - .platform_data = &smsc911x_config, - }, -}; - -static inline void __init omap3evm_init_smsc911x(void) -{ - int eth_cs, eth_rst; - struct clk *l3ck; - unsigned int rate; - - if (get_omap3_evm_rev() == OMAP3EVM_BOARD_GEN_1) - eth_rst = OMAP3EVM_GEN1_ETHR_GPIO_RST; - else - eth_rst = OMAP3EVM_GEN2_ETHR_GPIO_RST; - - eth_cs = OMAP3EVM_SMSC911X_CS; - - l3ck = clk_get(NULL, "l3_ck"); - if (IS_ERR(l3ck)) - rate = 100000000; - else - rate = clk_get_rate(l3ck); - - /* Configure ethernet controller reset gpio */ - if (cpu_is_omap3430()) { - if (gpio_request(eth_rst, "SMSC911x gpio") < 0) { - pr_err(KERN_ERR "Failed to request %d for smsc911x\n", - eth_rst); - return; - } - - if (gpio_direction_output(eth_rst, 1) < 0) { - pr_err(KERN_ERR "Failed to set direction of %d for" \ - " smsc911x\n", eth_rst); - return; - } - /* reset pulse to ethernet controller*/ - usleep_range(150, 220); - gpio_set_value(eth_rst, 0); - usleep_range(150, 220); - gpio_set_value(eth_rst, 1); - usleep_range(1, 2); - } - - if (gpio_request(OMAP3EVM_ETHR_GPIO_IRQ, "SMSC911x irq") < 0) { - printk(KERN_ERR "Failed to request GPIO%d for smsc911x IRQ\n", - OMAP3EVM_ETHR_GPIO_IRQ); - return; - } - - gpio_direction_input(OMAP3EVM_ETHR_GPIO_IRQ); - platform_device_register(&omap3evm_smsc911x_device); -} - -#else -static inline void __init omap3evm_init_smsc911x(void) { return; } -#endif - -/* - * OMAP3EVM LCD Panel control signals - */ -#define OMAP3EVM_LCD_PANEL_LR 2 -#define OMAP3EVM_LCD_PANEL_UD 3 -#define OMAP3EVM_LCD_PANEL_INI 152 -#define OMAP3EVM_LCD_PANEL_ENVDD 153 -#define OMAP3EVM_LCD_PANEL_QVGA 154 -#define OMAP3EVM_LCD_PANEL_RESB 155 -#define OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO 210 -#define OMAP3EVM_DVI_PANEL_EN_GPIO 199 - -static int lcd_enabled; -static int dvi_enabled; - -static void __init omap3_evm_display_init(void) -{ - int r; - - r = gpio_request(OMAP3EVM_LCD_PANEL_RESB, "lcd_panel_resb"); - if (r) { - printk(KERN_ERR "failed to get lcd_panel_resb\n"); - return; - } - gpio_direction_output(OMAP3EVM_LCD_PANEL_RESB, 1); - - r = gpio_request(OMAP3EVM_LCD_PANEL_INI, "lcd_panel_ini"); - if (r) { - printk(KERN_ERR "failed to get lcd_panel_ini\n"); - goto err_1; - } - gpio_direction_output(OMAP3EVM_LCD_PANEL_INI, 1); - - r = gpio_request(OMAP3EVM_LCD_PANEL_QVGA, "lcd_panel_qvga"); - if (r) { - printk(KERN_ERR "failed to get lcd_panel_qvga\n"); - goto err_2; - } - gpio_direction_output(OMAP3EVM_LCD_PANEL_QVGA, 0); - - r = gpio_request(OMAP3EVM_LCD_PANEL_LR, "lcd_panel_lr"); - if (r) { - printk(KERN_ERR "failed to get lcd_panel_lr\n"); - goto err_3; - } - gpio_direction_output(OMAP3EVM_LCD_PANEL_LR, 1); - - r = gpio_request(OMAP3EVM_LCD_PANEL_UD, "lcd_panel_ud"); - if (r) { - printk(KERN_ERR "failed to get lcd_panel_ud\n"); - goto err_4; - } - gpio_direction_output(OMAP3EVM_LCD_PANEL_UD, 1); - - r = gpio_request(OMAP3EVM_LCD_PANEL_ENVDD, "lcd_panel_envdd"); - if (r) { - printk(KERN_ERR "failed to get lcd_panel_envdd\n"); - goto err_5; - } - gpio_direction_output(OMAP3EVM_LCD_PANEL_ENVDD, 0); - - return; - -err_5: - gpio_free(OMAP3EVM_LCD_PANEL_UD); -err_4: - gpio_free(OMAP3EVM_LCD_PANEL_LR); -err_3: - gpio_free(OMAP3EVM_LCD_PANEL_QVGA); -err_2: - gpio_free(OMAP3EVM_LCD_PANEL_INI); -err_1: - gpio_free(OMAP3EVM_LCD_PANEL_RESB); - -} - -static int omap3_evm_enable_lcd(struct omap_dss_device *dssdev) -{ - if (dvi_enabled) { - printk(KERN_ERR "cannot enable LCD, DVI is enabled\n"); - return -EINVAL; - } - gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 0); - - if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2) - gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0); - else - gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1); - - lcd_enabled = 1; - return 0; -} - -static void omap3_evm_disable_lcd(struct omap_dss_device *dssdev) -{ - gpio_set_value(OMAP3EVM_LCD_PANEL_ENVDD, 1); - - if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2) - gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 1); - else - gpio_set_value_cansleep(OMAP3EVM_LCD_PANEL_BKLIGHT_GPIO, 0); - - lcd_enabled = 0; -} - -static struct omap_dss_device omap3_evm_lcd_device = { - .name = "lcd", - .driver_name = "sharp_ls_panel", - .type = OMAP_DISPLAY_TYPE_DPI, - .phy.dpi.data_lines = 18, - .platform_enable = omap3_evm_enable_lcd, - .platform_disable = omap3_evm_disable_lcd, -}; - -static int omap3_evm_enable_tv(struct omap_dss_device *dssdev) -{ - return 0; -} - -static void omap3_evm_disable_tv(struct omap_dss_device *dssdev) -{ -} - -static struct omap_dss_device omap3_evm_tv_device = { - .name = "tv", - .driver_name = "venc", - .type = OMAP_DISPLAY_TYPE_VENC, - .phy.venc.type = OMAP_DSS_VENC_TYPE_SVIDEO, - .platform_enable = omap3_evm_enable_tv, - .platform_disable = omap3_evm_disable_tv, -}; - -static int omap3_evm_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_cansleep(OMAP3EVM_DVI_PANEL_EN_GPIO, 1); - - dvi_enabled = 1; - return 0; -} - -static void omap3_evm_disable_dvi(struct omap_dss_device *dssdev) -{ - gpio_set_value_cansleep(OMAP3EVM_DVI_PANEL_EN_GPIO, 0); - - dvi_enabled = 0; -} - -static struct panel_generic_dpi_data dvi_panel = { - .name = "generic", - .platform_enable = omap3_evm_enable_dvi, - .platform_disable = omap3_evm_disable_dvi, -}; - -static struct omap_dss_device omap3_evm_dvi_device = { - .name = "dvi", - .type = OMAP_DISPLAY_TYPE_DPI, - .driver_name = "generic_dpi_panel", - .data = &dvi_panel, - .phy.dpi.data_lines = 24, -}; - -static struct omap_dss_device *omap3_evm_dss_devices[] = { - &omap3_evm_lcd_device, - &omap3_evm_tv_device, - &omap3_evm_dvi_device, -}; - -static struct omap_dss_board_info omap3_evm_dss_data = { - .num_devices = ARRAY_SIZE(omap3_evm_dss_devices), - .devices = omap3_evm_dss_devices, - .default_device = &omap3_evm_lcd_device, -}; - -static struct regulator_consumer_supply omap3evm_vmmc1_supply = { - .supply = "vmmc", -}; - -static struct regulator_consumer_supply omap3evm_vsim_supply = { - .supply = "vmmc_aux", -}; - -/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */ -static struct regulator_init_data omap3evm_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 = 1, - .consumer_supplies = &omap3evm_vmmc1_supply, -}; - -/* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */ -static struct regulator_init_data omap3evm_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 = 1, - .consumer_supplies = &omap3evm_vsim_supply, -}; - -static struct omap2_hsmmc_info mmc[] = { - { - .mmc = 1, - .caps = MMC_CAP_4_BIT_DATA, - .gpio_cd = -EINVAL, - .gpio_wp = 63, - }, -#ifdef CONFIG_WL12XX_PLATFORM_DATA - { - .name = "wl1271", - .mmc = 2, - .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_POWER_OFF_CARD, - .gpio_wp = -EINVAL, - .gpio_cd = -EINVAL, - .nonremovable = true, - }, -#endif - {} /* Terminator */ -}; - -static struct gpio_led gpio_leds[] = { - { - .name = "omap3evm::ledb", - /* normally not visible (board underside) */ - .default_trigger = "default-on", - .gpio = -EINVAL, /* gets replaced */ - .active_low = true, - }, -}; - -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 omap3evm_twl_gpio_setup(struct device *dev, - unsigned gpio, unsigned ngpio) -{ - int r; - - /* gpio + 0 is "mmc0_cd" (input/IRQ) */ - omap_mux_init_gpio(63, OMAP_PIN_INPUT); - mmc[0].gpio_cd = gpio + 0; - omap2_hsmmc_init(mmc); - - /* link regulators to MMC adapters */ - omap3evm_vmmc1_supply.dev = mmc[0].dev; - omap3evm_vsim_supply.dev = mmc[0].dev; - - /* - * 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 */ - r = gpio_request(gpio + TWL4030_GPIO_MAX, "EN_LCD_BKL"); - if (!r) - r = gpio_direction_output(gpio + TWL4030_GPIO_MAX, - (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2) ? 1 : 0); - if (r) - printk(KERN_ERR "failed to get/set lcd_bkl gpio\n"); - - /* gpio + 7 == DVI Enable */ - gpio_request(gpio + 7, "EN_DVI"); - gpio_direction_output(gpio + 7, 0); - - /* TWL4030_GPIO_MAX + 1 == ledB (out, active low LED) */ - gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1; - - platform_device_register(&leds_gpio); - - return 0; -} - -static struct twl4030_gpio_platform_data omap3evm_gpio_data = { - .gpio_base = OMAP_MAX_GPIO_LINES, - .irq_base = TWL4030_GPIO_IRQ_BASE, - .irq_end = TWL4030_GPIO_IRQ_END, - .use_leds = true, - .setup = omap3evm_twl_gpio_setup, -}; - -static struct twl4030_usb_data omap3evm_usb_data = { - .usb_mode = T2_USB_MODE_ULPI, -}; - -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 omap3evm_kp_data = { - .keymap_data = &board_map_data, - .rows = 4, - .cols = 4, - .rep = 1, -}; - -static struct twl4030_madc_platform_data omap3evm_madc_data = { - .irq_line = 1, -}; - -static struct twl4030_codec_audio_data omap3evm_audio_data; - -static struct twl4030_codec_data omap3evm_codec_data = { - .audio_mclk = 26000000, - .audio = &omap3evm_audio_data, -}; - -static struct regulator_consumer_supply omap3_evm_vdda_dac_supply = - REGULATOR_SUPPLY("vdda_dac", "omapdss_venc"); - -/* VDAC for DSS driving S-Video */ -static struct regulator_init_data omap3_evm_vdac = { - .constraints = { - .min_uV = 1800000, - .max_uV = 1800000, - .apply_uV = true, - .valid_modes_mask = REGULATOR_MODE_NORMAL - | REGULATOR_MODE_STANDBY, - .valid_ops_mask = REGULATOR_CHANGE_MODE - | REGULATOR_CHANGE_STATUS, - }, - .num_consumer_supplies = 1, - .consumer_supplies = &omap3_evm_vdda_dac_supply, -}; - -/* VPLL2 for digital video outputs */ -static struct regulator_consumer_supply omap3_evm_vpll2_supplies[] = { - REGULATOR_SUPPLY("vdds_dsi", "omapdss"), - REGULATOR_SUPPLY("vdds_dsi", "omapdss_dsi1"), -}; - -static struct regulator_init_data omap3_evm_vpll2 = { - .constraints = { - .min_uV = 1800000, - .max_uV = 1800000, - .apply_uV = true, - .valid_modes_mask = REGULATOR_MODE_NORMAL - | REGULATOR_MODE_STANDBY, - .valid_ops_mask = REGULATOR_CHANGE_MODE - | REGULATOR_CHANGE_STATUS, - }, - .num_consumer_supplies = ARRAY_SIZE(omap3_evm_vpll2_supplies), - .consumer_supplies = omap3_evm_vpll2_supplies, -}; - -/* ads7846 on SPI */ -static struct regulator_consumer_supply omap3evm_vio_supply = - REGULATOR_SUPPLY("vcc", "spi1.0"); - -/* VIO for ads7846 */ -static struct regulator_init_data omap3evm_vio = { - .constraints = { - .min_uV = 1800000, - .max_uV = 1800000, - .apply_uV = true, - .valid_modes_mask = REGULATOR_MODE_NORMAL - | REGULATOR_MODE_STANDBY, - .valid_ops_mask = REGULATOR_CHANGE_MODE - | REGULATOR_CHANGE_STATUS, - }, - .num_consumer_supplies = 1, - .consumer_supplies = &omap3evm_vio_supply, -}; - -#ifdef CONFIG_WL12XX_PLATFORM_DATA - -#define OMAP3EVM_WLAN_PMENA_GPIO (150) -#define OMAP3EVM_WLAN_IRQ_GPIO (149) - -static struct regulator_consumer_supply omap3evm_vmmc2_supply = - REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1"); - -/* VMMC2 for driving the WL12xx module */ -static struct regulator_init_data omap3evm_vmmc2 = { - .constraints = { - .valid_ops_mask = REGULATOR_CHANGE_STATUS, - }, - .num_consumer_supplies = 1, - .consumer_supplies = &omap3evm_vmmc2_supply, -}; - -static struct fixed_voltage_config omap3evm_vwlan = { - .supply_name = "vwl1271", - .microvolts = 1800000, /* 1.80V */ - .gpio = OMAP3EVM_WLAN_PMENA_GPIO, - .startup_delay = 70000, /* 70ms */ - .enable_high = 1, - .enabled_at_boot = 0, - .init_data = &omap3evm_vmmc2, -}; - -static struct platform_device omap3evm_wlan_regulator = { - .name = "reg-fixed-voltage", - .id = 1, - .dev = { - .platform_data = &omap3evm_vwlan, - }, -}; - -struct wl12xx_platform_data omap3evm_wlan_data __initdata = { - .irq = OMAP_GPIO_IRQ(OMAP3EVM_WLAN_IRQ_GPIO), - .board_ref_clock = WL12XX_REFCLOCK_38, /* 38.4 MHz */ -}; -#endif - -static struct twl4030_platform_data omap3evm_twldata = { - .irq_base = TWL4030_IRQ_BASE, - .irq_end = TWL4030_IRQ_END, - - /* platform_data for children goes here */ - .keypad = &omap3evm_kp_data, - .madc = &omap3evm_madc_data, - .usb = &omap3evm_usb_data, - .gpio = &omap3evm_gpio_data, - .codec = &omap3evm_codec_data, - .vdac = &omap3_evm_vdac, - .vpll2 = &omap3_evm_vpll2, - .vio = &omap3evm_vio, -}; - -static struct i2c_board_info __initdata omap3evm_i2c_boardinfo[] = { - { - I2C_BOARD_INFO("twl4030", 0x48), - .flags = I2C_CLIENT_WAKE, - .irq = INT_34XX_SYS_NIRQ, - .platform_data = &omap3evm_twldata, - }, -}; - -static int __init omap3_evm_i2c_init(void) -{ - /* - * REVISIT: These entries can be set in omap3evm_twl_data - * after a merge with MFD tree - */ - omap3evm_twldata.vmmc1 = &omap3evm_vmmc1; - omap3evm_twldata.vsim = &omap3evm_vsim; - - omap_register_i2c_bus(1, 2600, omap3evm_i2c_boardinfo, - ARRAY_SIZE(omap3evm_i2c_boardinfo)); - omap_register_i2c_bus(2, 400, NULL, 0); - omap_register_i2c_bus(3, 400, NULL, 0); - return 0; -} - -static void ads7846_dev_init(void) -{ - if (gpio_request(OMAP3_EVM_TS_GPIO, "ADS7846 pendown") < 0) - printk(KERN_ERR "can't get ads7846 pen down GPIO\n"); - - gpio_direction_input(OMAP3_EVM_TS_GPIO); - gpio_set_debounce(OMAP3_EVM_TS_GPIO, 310); -} - -static int ads7846_get_pendown_state(void) -{ - return !gpio_get_value(OMAP3_EVM_TS_GPIO); -} - -static struct ads7846_platform_data ads7846_config = { - .x_max = 0x0fff, - .y_max = 0x0fff, - .x_plate_ohms = 180, - .pressure_max = 255, - .debounce_max = 10, - .debounce_tol = 3, - .debounce_rep = 1, - .get_pendown_state = ads7846_get_pendown_state, - .keep_vref_on = 1, - .settle_delay_usecs = 150, - .wakeup = true, -}; - -static struct omap2_mcspi_device_config ads7846_mcspi_config = { - .turbo_mode = 0, - .single_channel = 1, /* 0: slave, 1: master */ -}; - -static struct spi_board_info omap3evm_spi_board_info[] = { - [0] = { - .modalias = "ads7846", - .bus_num = 1, - .chip_select = 0, - .max_speed_hz = 1500000, - .controller_data = &ads7846_mcspi_config, - .irq = OMAP_GPIO_IRQ(OMAP3_EVM_TS_GPIO), - .platform_data = &ads7846_config, - }, -}; - -static struct omap_board_config_kernel omap3_evm_config[] __initdata = { -}; - -static void __init omap3_evm_init_early(void) -{ - omap2_init_common_infrastructure(); - omap2_init_common_devices(mt46h32m32lf6_sdrc_params, NULL); -} - -static struct usbhs_omap_board_data usbhs_bdata __initdata = { - - .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, - /* PHY reset GPIO will be runtime programmed based on EVM version */ - .reset_gpio_port[0] = -EINVAL, - .reset_gpio_port[1] = -EINVAL, - .reset_gpio_port[2] = -EINVAL -}; - -#ifdef CONFIG_OMAP_MUX -static struct omap_board_mux omap35x_board_mux[] __initdata = { - OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP | - OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW | - OMAP_PIN_OFF_WAKEUPENABLE), - OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP | - OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW | - OMAP_PIN_OFF_WAKEUPENABLE), - OMAP3_MUX(SYS_BOOT5, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP | - OMAP_PIN_OFF_NONE), - OMAP3_MUX(GPMC_WAIT2, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP | - OMAP_PIN_OFF_NONE), -#ifdef CONFIG_WL12XX_PLATFORM_DATA - /* WLAN IRQ - GPIO 149 */ - OMAP3_MUX(UART1_RTS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT), - - /* WLAN POWER ENABLE - GPIO 150 */ - OMAP3_MUX(UART1_CTS, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT), - - /* MMC2 SDIO pin muxes for WL12xx */ - OMAP3_MUX(SDMMC2_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP), - OMAP3_MUX(SDMMC2_CMD, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP), - OMAP3_MUX(SDMMC2_DAT0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP), - OMAP3_MUX(SDMMC2_DAT1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP), - OMAP3_MUX(SDMMC2_DAT2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP), - OMAP3_MUX(SDMMC2_DAT3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP), -#endif - { .reg_offset = OMAP_MUX_TERMINATOR }, -}; - -static struct omap_board_mux omap36x_board_mux[] __initdata = { - OMAP3_MUX(SYS_NIRQ, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP | - OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW | - OMAP_PIN_OFF_WAKEUPENABLE), - OMAP3_MUX(MCSPI1_CS1, OMAP_MUX_MODE4 | OMAP_PIN_INPUT_PULLUP | - OMAP_PIN_OFF_INPUT_PULLUP | OMAP_PIN_OFF_OUTPUT_LOW | - OMAP_PIN_OFF_WAKEUPENABLE), - /* AM/DM37x EVM: DSS data bus muxed with sys_boot */ - OMAP3_MUX(DSS_DATA18, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE), - OMAP3_MUX(DSS_DATA19, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE), - OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE), - OMAP3_MUX(DSS_DATA21, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE), - OMAP3_MUX(DSS_DATA22, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE), - OMAP3_MUX(DSS_DATA23, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE), - OMAP3_MUX(SYS_BOOT0, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE), - OMAP3_MUX(SYS_BOOT1, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE), - OMAP3_MUX(SYS_BOOT3, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE), - OMAP3_MUX(SYS_BOOT4, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE), - OMAP3_MUX(SYS_BOOT5, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE), - OMAP3_MUX(SYS_BOOT6, OMAP_MUX_MODE3 | OMAP_PIN_OFF_NONE), -#ifdef CONFIG_WL12XX_PLATFORM_DATA - /* WLAN IRQ - GPIO 149 */ - OMAP3_MUX(UART1_RTS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT), - - /* WLAN POWER ENABLE - GPIO 150 */ - OMAP3_MUX(UART1_CTS, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT), - - /* MMC2 SDIO pin muxes for WL12xx */ - OMAP3_MUX(SDMMC2_CLK, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP), - OMAP3_MUX(SDMMC2_CMD, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP), - OMAP3_MUX(SDMMC2_DAT0, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP), - OMAP3_MUX(SDMMC2_DAT1, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP), - OMAP3_MUX(SDMMC2_DAT2, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP), - OMAP3_MUX(SDMMC2_DAT3, OMAP_MUX_MODE0 | OMAP_PIN_INPUT_PULLUP), -#endif - - { .reg_offset = OMAP_MUX_TERMINATOR }, -}; -#else -#define omap35x_board_mux NULL -#define omap36x_board_mux NULL -#endif - -static struct omap_musb_board_data musb_board_data = { - .interface_type = MUSB_INTERFACE_ULPI, - .mode = MUSB_OTG, - .power = 100, -}; - -static void __init omap3_evm_init(void) -{ - omap3_evm_get_revision(); - - if (cpu_is_omap3630()) - omap3_mux_init(omap36x_board_mux, OMAP_PACKAGE_CBB); - else - omap3_mux_init(omap35x_board_mux, OMAP_PACKAGE_CBB); - - omap_board_config = omap3_evm_config; - omap_board_config_size = ARRAY_SIZE(omap3_evm_config); - - omap3_evm_i2c_init(); - - omap_display_init(&omap3_evm_dss_data); - - spi_register_board_info(omap3evm_spi_board_info, - ARRAY_SIZE(omap3evm_spi_board_info)); - - omap_serial_init(); - - /* OMAP3EVM uses ISP1504 phy and so register nop transceiver */ - usb_nop_xceiv_register(); - - if (get_omap3_evm_rev() >= OMAP3EVM_BOARD_GEN_2) { - /* enable EHCI VBUS using GPIO22 */ - omap_mux_init_gpio(22, OMAP_PIN_INPUT_PULLUP); - gpio_request(OMAP3_EVM_EHCI_VBUS, "enable EHCI VBUS"); - gpio_direction_output(OMAP3_EVM_EHCI_VBUS, 0); - gpio_set_value(OMAP3_EVM_EHCI_VBUS, 1); - - /* Select EHCI port on main board */ - omap_mux_init_gpio(61, OMAP_PIN_INPUT_PULLUP); - gpio_request(OMAP3_EVM_EHCI_SELECT, "select EHCI port"); - gpio_direction_output(OMAP3_EVM_EHCI_SELECT, 0); - gpio_set_value(OMAP3_EVM_EHCI_SELECT, 0); - - /* setup EHCI phy reset config */ - omap_mux_init_gpio(21, OMAP_PIN_INPUT_PULLUP); - usbhs_bdata.reset_gpio_port[1] = 21; - - /* EVM REV >= E can supply 500mA with EXTVBUS programming */ - musb_board_data.power = 500; - musb_board_data.extvbus = 1; - } else { - /* setup EHCI phy reset on MDC */ - omap_mux_init_gpio(135, OMAP_PIN_OUTPUT); - usbhs_bdata.reset_gpio_port[1] = 135; - } - usb_musb_init(&musb_board_data); - usbhs_init(&usbhs_bdata); - ads7846_dev_init(); - omap3evm_init_smsc911x(); - omap3_evm_display_init(); - -#ifdef CONFIG_WL12XX_PLATFORM_DATA - /* WL12xx WLAN Init */ - if (wl12xx_set_platform_data(&omap3evm_wlan_data)) - pr_err("error setting wl12xx data\n"); - platform_device_register(&omap3evm_wlan_regulator); -#endif -} - -MACHINE_START(OMAP3EVM, "OMAP3 EVM") - /* Maintainer: Syed Mohammed Khasim - Texas Instruments */ - .boot_params = 0x80000100, - .reserve = omap_reserve, - .map_io = omap3_map_io, - .init_early = omap3_evm_init_early, - .init_irq = omap_init_irq, - .init_machine = omap3_evm_init, - .timer = &omap_timer, -MACHINE_END |