ARM: OMAP3: Add support for 3430 SDP, v4 (6fdc29e2) · Commits · e / devices / android_kernel_teracube_2e

arch/arm/configs/omap_3430sdp_defconfig

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arch/arm/mach-omap2/Kconfig

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		@@ -59,3 +59,7 @@ config MACH_OVERO
		config MACH_OMAP3_PANDORA
		bool "OMAP3 Pandora"
		depends on ARCH_OMAP3 && ARCH_OMAP34XX

		config MACH_OMAP_3430SDP
		bool "OMAP 3430 SDP board"
		depends on ARCH_OMAP3 && ARCH_OMAP34XX

arch/arm/mach-omap2/Makefile

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		@@ -38,6 +38,8 @@ obj-$(CONFIG_MACH_OVERO) += board-overo.o \
		mmc-twl4030.o
		obj-$(CONFIG_MACH_OMAP3_PANDORA) += board-omap3pandora.o \
		mmc-twl4030.o
		obj-$(CONFIG_MACH_OMAP_3430SDP) += board-3430sdp.o \
		mmc-twl4030.o

		# Platform specific device init code
		ifeq ($(CONFIG_USB_MUSB_SOC),y)

arch/arm/mach-omap2/board-3430sdp.c

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		/*
		* linux/arch/arm/mach-omap2/board-3430sdp.c
		*
		* Copyright (C) 2007 Texas Instruments
		*
		* Modified from mach-omap2/board-generic.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/input.h>
		#include <linux/spi/spi.h>
		#include <linux/spi/ads7846.h>
		#include <linux/i2c/twl4030.h>
		#include <linux/regulator/machine.h>
		#include <linux/io.h>
		#include <linux/gpio.h>

		#include <mach/hardware.h>
		#include <asm/mach-types.h>
		#include <asm/mach/arch.h>
		#include <asm/mach/map.h>

		#include <mach/mcspi.h>
		#include <mach/mux.h>
		#include <mach/board.h>
		#include <mach/usb.h>
		#include <mach/common.h>
		#include <mach/dma.h>
		#include <mach/gpmc.h>

		#include <mach/control.h>
		#include <mach/keypad.h>

		#include "mmc-twl4030.h"

		#define CONFIG_DISABLE_HFCLK 1

		#define SDP3430_ETHR_GPIO_IRQ_SDPV1 29
		#define SDP3430_ETHR_GPIO_IRQ_SDPV2 6
		#define SDP3430_SMC91X_CS 3

		#define SDP3430_TS_GPIO_IRQ_SDPV1 3
		#define SDP3430_TS_GPIO_IRQ_SDPV2 2

		#define ENABLE_VAUX3_DEDICATED 0x03
		#define ENABLE_VAUX3_DEV_GRP 0x20

		#define TWL4030_MSECURE_GPIO 22

		static struct resource sdp3430_smc91x_resources[] = {
		[0] = {
		.flags = IORESOURCE_MEM,
		},
		[1] = {
		.start = 0,
		.end = 0,
		.flags = IORESOURCE_IRQ \| IORESOURCE_IRQ_LOWLEVEL,
		},
		};

		static struct platform_device sdp3430_smc91x_device = {
		.name = "smc91x",
		.id = -1,
		.num_resources = ARRAY_SIZE(sdp3430_smc91x_resources),
		.resource = sdp3430_smc91x_resources,
		};

		static int sdp3430_keymap[] = {
		KEY(0, 0, KEY_LEFT),
		KEY(0, 1, KEY_RIGHT),
		KEY(0, 2, KEY_A),
		KEY(0, 3, KEY_B),
		KEY(0, 4, KEY_C),
		KEY(1, 0, KEY_DOWN),
		KEY(1, 1, KEY_UP),
		KEY(1, 2, KEY_E),
		KEY(1, 3, KEY_F),
		KEY(1, 4, KEY_G),
		KEY(2, 0, KEY_ENTER),
		KEY(2, 1, KEY_I),
		KEY(2, 2, KEY_J),
		KEY(2, 3, KEY_K),
		KEY(2, 4, KEY_3),
		KEY(3, 0, KEY_M),
		KEY(3, 1, KEY_N),
		KEY(3, 2, KEY_O),
		KEY(3, 3, KEY_P),
		KEY(3, 4, KEY_Q),
		KEY(4, 0, KEY_R),
		KEY(4, 1, KEY_4),
		KEY(4, 2, KEY_T),
		KEY(4, 3, KEY_U),
		KEY(4, 4, KEY_D),
		KEY(5, 0, KEY_V),
		KEY(5, 1, KEY_W),
		KEY(5, 2, KEY_L),
		KEY(5, 3, KEY_S),
		KEY(5, 4, KEY_H),
		0
		};

		static struct twl4030_keypad_data sdp3430_kp_data = {
		.rows = 5,
		.cols = 6,
		.keymap = sdp3430_keymap,
		.keymapsize = ARRAY_SIZE(sdp3430_keymap),
		.rep = 1,
		};

		static int ts_gpio; /* Needed for ads7846_get_pendown_state */

		/**
		* @brief ads7846_dev_init : Requests & sets GPIO line for pen-irq
		*
		* @return - void. If request gpio fails then Flag KERN_ERR.
		*/
		static void ads7846_dev_init(void)
		{
		if (gpio_request(ts_gpio, "ADS7846 pendown") < 0) {
		printk(KERN_ERR "can't get ads746 pen down GPIO\n");
		return;
		}

		gpio_direction_input(ts_gpio);

		omap_set_gpio_debounce(ts_gpio, 1);
		omap_set_gpio_debounce_time(ts_gpio, 0xa);
		}

		static int ads7846_get_pendown_state(void)
		{
		return !gpio_get_value(ts_gpio);
		}

		static struct ads7846_platform_data tsc2046_config __initdata = {
		.get_pendown_state = ads7846_get_pendown_state,
		.keep_vref_on = 1,
		};


		static struct omap2_mcspi_device_config tsc2046_mcspi_config = {
		.turbo_mode = 0,
		.single_channel = 1, /* 0: slave, 1: master */
		};

		static struct spi_board_info sdp3430_spi_board_info[] __initdata = {
		[0] = {
		/*
		* TSC2046 operates at a max freqency of 2MHz, so
		* operate slightly below at 1.5MHz
		*/
		.modalias = "ads7846",
		.bus_num = 1,
		.chip_select = 0,
		.max_speed_hz = 1500000,
		.controller_data = &tsc2046_mcspi_config,
		.irq = 0,
		.platform_data = &tsc2046_config,
		},
		};

		static struct platform_device sdp3430_lcd_device = {
		.name = "sdp2430_lcd",
		.id = -1,
		};

		static struct regulator_consumer_supply sdp3430_vdac_supply = {
		.supply = "vdac",
		.dev = &sdp3430_lcd_device.dev,
		};

		static struct regulator_consumer_supply sdp3430_vdvi_supply = {
		.supply = "vdvi",
		.dev = &sdp3430_lcd_device.dev,
		};

		static struct platform_device *sdp3430_devices[] __initdata = {
		&sdp3430_smc91x_device,
		&sdp3430_lcd_device,
		};

		static inline void __init sdp3430_init_smc91x(void)
		{
		int eth_cs;
		unsigned long cs_mem_base;
		int eth_gpio = 0;

		eth_cs = SDP3430_SMC91X_CS;

		if (gpmc_cs_request(eth_cs, SZ_16M, &cs_mem_base) < 0) {
		printk(KERN_ERR "Failed to request GPMC mem for smc91x\n");
		return;
		}

		sdp3430_smc91x_resources[0].start = cs_mem_base + 0x300;
		sdp3430_smc91x_resources[0].end = cs_mem_base + 0x30f;
		udelay(100);

		if (omap_rev() > OMAP3430_REV_ES1_0)
		eth_gpio = SDP3430_ETHR_GPIO_IRQ_SDPV2;
		else
		eth_gpio = SDP3430_ETHR_GPIO_IRQ_SDPV1;

		sdp3430_smc91x_resources[1].start = gpio_to_irq(eth_gpio);

		if (gpio_request(eth_gpio, "SMC91x irq") < 0) {
		printk(KERN_ERR "Failed to request GPIO%d for smc91x IRQ\n",
		eth_gpio);
		return;
		}
		gpio_direction_input(eth_gpio);
		}

		static void __init omap_3430sdp_init_irq(void)
		{
		omap2_init_common_hw();
		omap_init_irq();
		omap_gpio_init();
		sdp3430_init_smc91x();
		}

		static struct omap_uart_config sdp3430_uart_config __initdata = {
		.enabled_uarts = ((1 << 0) \| (1 << 1) \| (1 << 2)),
		};

		static struct omap_lcd_config sdp3430_lcd_config __initdata = {
		.ctrl_name = "internal",
		};

		static struct omap_board_config_kernel sdp3430_config[] __initdata = {
		{ OMAP_TAG_UART, &sdp3430_uart_config },
		{ OMAP_TAG_LCD, &sdp3430_lcd_config },
		};

		static int sdp3430_batt_table[] = {
		/* 0 C*/
		30800, 29500, 28300, 27100,
		26000, 24900, 23900, 22900, 22000, 21100, 20300, 19400, 18700, 17900,
		17200, 16500, 15900, 15300, 14700, 14100, 13600, 13100, 12600, 12100,
		11600, 11200, 10800, 10400, 10000, 9630, 9280, 8950, 8620, 8310,
		8020, 7730, 7460, 7200, 6950, 6710, 6470, 6250, 6040, 5830,
		5640, 5450, 5260, 5090, 4920, 4760, 4600, 4450, 4310, 4170,
		4040, 3910, 3790, 3670, 3550
		};

		static struct twl4030_bci_platform_data sdp3430_bci_data = {
		.battery_tmp_tbl = sdp3430_batt_table,
		.tblsize = ARRAY_SIZE(sdp3430_batt_table),
		};

		static struct twl4030_hsmmc_info mmc[] = {
		{
		.mmc = 1,
		/* 8 bits (default) requires S6.3 == ON,
		* so the SIM card isn't used; else 4 bits.
		*/
		.wires = 8,
		.gpio_wp = 4,
		},
		{
		.mmc = 2,
		.wires = 8,
		.gpio_wp = 7,
		},
		{} /* Terminator */
		};

		static struct regulator_consumer_supply sdp3430_vmmc1_supply = {
		.supply = "vmmc",
		};

		static struct regulator_consumer_supply sdp3430_vsim_supply = {
		.supply = "vmmc_aux",
		};

		static struct regulator_consumer_supply sdp3430_vmmc2_supply = {
		.supply = "vmmc",
		};

		static int sdp3430_twl_gpio_setup(struct device *dev,
		unsigned gpio, unsigned ngpio)
		{
		/* gpio + 0 is "mmc0_cd" (input/IRQ),
		* gpio + 1 is "mmc1_cd" (input/IRQ)
		*/
		mmc[0].gpio_cd = gpio + 0;
		mmc[1].gpio_cd = gpio + 1;
		twl4030_mmc_init(mmc);

		/* link regulators to MMC adapters ... we "know" the
		* regulators will be set up only after we return.
		*/
		sdp3430_vmmc1_supply.dev = mmc[0].dev;
		sdp3430_vsim_supply.dev = mmc[0].dev;
		sdp3430_vmmc2_supply.dev = mmc[1].dev;

		/* gpio + 7 is "sub_lcd_en_bkl" (output/PWM1) */
		gpio_request(gpio + 7, "sub_lcd_en_bkl");
		gpio_direction_output(gpio + 7, 0);

		/* gpio + 15 is "sub_lcd_nRST" (output) */
		gpio_request(gpio + 15, "sub_lcd_nRST");
		gpio_direction_output(gpio + 15, 0);

		return 0;
		}

		static struct twl4030_gpio_platform_data sdp3430_gpio_data = {
		.gpio_base = OMAP_MAX_GPIO_LINES,
		.irq_base = TWL4030_GPIO_IRQ_BASE,
		.irq_end = TWL4030_GPIO_IRQ_END,
		.pulldowns = BIT(2) \| BIT(6) \| BIT(8) \| BIT(13)
		\| BIT(16) \| BIT(17),
		.setup = sdp3430_twl_gpio_setup,
		};

		static struct twl4030_usb_data sdp3430_usb_data = {
		.usb_mode = T2_USB_MODE_ULPI,
		};

		static struct twl4030_madc_platform_data sdp3430_madc_data = {
		.irq_line = 1,
		};

		/*
		* Apply all the fixed voltages since most versions of U-Boot
		* don't bother with that initialization.
		*/

		/* VAUX1 for mainboard (irda and sub-lcd) */
		static struct regulator_init_data sdp3430_vaux1 = {
		.constraints = {
		.min_uV = 2800000,
		.max_uV = 2800000,
		.apply_uV = true,
		.valid_modes_mask = REGULATOR_MODE_NORMAL
		\| REGULATOR_MODE_STANDBY,
		.valid_ops_mask = REGULATOR_CHANGE_MODE
		\| REGULATOR_CHANGE_STATUS,
		},
		};

		/* VAUX2 for camera module */
		static struct regulator_init_data sdp3430_vaux2 = {
		.constraints = {
		.min_uV = 2800000,
		.max_uV = 2800000,
		.apply_uV = true,
		.valid_modes_mask = REGULATOR_MODE_NORMAL
		\| REGULATOR_MODE_STANDBY,
		.valid_ops_mask = REGULATOR_CHANGE_MODE
		\| REGULATOR_CHANGE_STATUS,
		},
		};

		/* VAUX3 for LCD board */
		static struct regulator_init_data sdp3430_vaux3 = {
		.constraints = {
		.min_uV = 2800000,
		.max_uV = 2800000,
		.apply_uV = true,
		.valid_modes_mask = REGULATOR_MODE_NORMAL
		\| REGULATOR_MODE_STANDBY,
		.valid_ops_mask = REGULATOR_CHANGE_MODE
		\| REGULATOR_CHANGE_STATUS,
		},
		};

		/* VAUX4 for OMAP VDD_CSI2 (camera) */
		static struct regulator_init_data sdp3430_vaux4 = {
		.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,
		},
		};

		/* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */
		static struct regulator_init_data sdp3430_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 = &sdp3430_vmmc1_supply,
		};

		/* VMMC2 for MMC2 card */
		static struct regulator_init_data sdp3430_vmmc2 = {
		.constraints = {
		.min_uV = 1850000,
		.max_uV = 1850000,
		.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 = &sdp3430_vmmc2_supply,
		};

		/* VSIM for OMAP VDD_MMC1A (i/o for DAT4..DAT7) */
		static struct regulator_init_data sdp3430_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 = &sdp3430_vsim_supply,
		};

		/* VDAC for DSS driving S-Video */
		static struct regulator_init_data sdp3430_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 = &sdp3430_vdac_supply,
		};

		/* VPLL2 for digital video outputs */
		static struct regulator_init_data sdp3430_vpll2 = {
		.constraints = {
		.name = "VDVI",
		.min_uV = 1800000,
		.max_uV = 1800000,
		.valid_modes_mask = REGULATOR_MODE_NORMAL
		\| REGULATOR_MODE_STANDBY,
		.valid_ops_mask = REGULATOR_CHANGE_MODE
		\| REGULATOR_CHANGE_STATUS,
		},
		.num_consumer_supplies = 1,
		.consumer_supplies = &sdp3430_vdvi_supply,
		};

		static struct twl4030_platform_data sdp3430_twldata = {
		.irq_base = TWL4030_IRQ_BASE,
		.irq_end = TWL4030_IRQ_END,

		/* platform_data for children goes here */
		.bci = &sdp3430_bci_data,
		.gpio = &sdp3430_gpio_data,
		.madc = &sdp3430_madc_data,
		.keypad = &sdp3430_kp_data,
		.usb = &sdp3430_usb_data,

		.vaux1 = &sdp3430_vaux1,
		.vaux2 = &sdp3430_vaux2,
		.vaux3 = &sdp3430_vaux3,
		.vaux4 = &sdp3430_vaux4,
		.vmmc1 = &sdp3430_vmmc1,
		.vmmc2 = &sdp3430_vmmc2,
		.vsim = &sdp3430_vsim,
		.vdac = &sdp3430_vdac,
		.vpll2 = &sdp3430_vpll2,
		};

		static struct i2c_board_info __initdata sdp3430_i2c_boardinfo[] = {
		{
		I2C_BOARD_INFO("twl4030", 0x48),
		.flags = I2C_CLIENT_WAKE,
		.irq = INT_34XX_SYS_NIRQ,
		.platform_data = &sdp3430_twldata,
		},
		};

		static int __init omap3430_i2c_init(void)
		{
		/* i2c1 for PMIC only */
		omap_register_i2c_bus(1, 2600, sdp3430_i2c_boardinfo,
		ARRAY_SIZE(sdp3430_i2c_boardinfo));
		/* i2c2 on camera connector (for sensor control) and optional isp1301 */
		omap_register_i2c_bus(2, 400, NULL, 0);
		/* i2c3 on display connector (for DVI, tfp410) */
		omap_register_i2c_bus(3, 400, NULL, 0);
		return 0;
		}

		static void __init omap_3430sdp_init(void)
		{
		omap3430_i2c_init();
		platform_add_devices(sdp3430_devices, ARRAY_SIZE(sdp3430_devices));
		omap_board_config = sdp3430_config;
		omap_board_config_size = ARRAY_SIZE(sdp3430_config);
		if (omap_rev() > OMAP3430_REV_ES1_0)
		ts_gpio = SDP3430_TS_GPIO_IRQ_SDPV2;
		else
		ts_gpio = SDP3430_TS_GPIO_IRQ_SDPV1;
		sdp3430_spi_board_info[0].irq = gpio_to_irq(ts_gpio);
		spi_register_board_info(sdp3430_spi_board_info,
		ARRAY_SIZE(sdp3430_spi_board_info));
		ads7846_dev_init();
		omap_serial_init();
		usb_musb_init();
		}

		static void __init omap_3430sdp_map_io(void)
		{
		omap2_set_globals_343x();
		omap2_map_common_io();
		}

		MACHINE_START(OMAP_3430SDP, "OMAP3430 3430SDP board")
		/* Maintainer: Syed Khasim - Texas Instruments Inc */
		.phys_io = 0x48000000,
		.io_pg_offst = ((0xd8000000) >> 18) & 0xfffc,
		.boot_params = 0x80000100,
		.map_io = omap_3430sdp_map_io,
		.init_irq = omap_3430sdp_init_irq,
		.init_machine = omap_3430sdp_init,
		.timer = &omap_timer,
		MACHINE_END