Re: [PATCH 1/3] Initial support for Technexion Thunderboard : boardsupport

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Hi,


* Daniel Toussaint <daniel@xxxxxxxxxx> [091213 05:32]:
> Dear All,
> 
> Patches reformatted for mainline.

Look OK, can you please repost the series with proper patch description
and Signed-off-by? See Documentation/submit* files for more info.

Need it pretty fast too for this merge window please :)

Tony

 
> Daniel Toussaint
> 

> Signed-off-by: Daniel Toussaint <daniel.toussaint@xxxxxxxxxxxxxx>
> diff -Nur linux-2.6.32-pristine/arch/arm/mach-omap2/board-omap3thunder.c linux-2.6.32-patched/arch/arm/mach-omap2/board-omap3thunder.c
> --- linux-2.6.32-pristine/arch/arm/mach-omap2/board-omap3thunder.c	1970-01-01 01:00:00.000000000 +0100
> +++ linux-2.6.32-patched/arch/arm/mach-omap2/board-omap3thunder.c	2009-12-11 13:09:42.000000000 +0100
> @@ -0,0 +1,455 @@
> +/*
> + * Copyright (C) 2009 Technexion
> + * Modified from mach-omap2/board-omap3beagleboard.c
> + *
> + * 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/mtd/mtd.h>
> +#include <linux/mtd/partitions.h>
> +#include <linux/mtd/nand.h>
> +
> +#include <linux/regulator/machine.h>
> +#include <linux/i2c/twl4030.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 <mach/board.h>
> +#include <mach/usb.h>
> +#include <linux/usb/otg.h>
> +#include <mach/common.h>
> +#include <mach/gpmc.h>
> +#include <mach/nand.h>
> +
> +#include "mmc-twl4030.h"
> +
> +#include <linux/spi/spi.h>
> +#include <linux/spi/ads7846.h>
> +#include <mach/mcspi.h>
> +#include <mach/mmc.h>
> +
> +#define OMAP3_THUNDER_TS_GPIO	136
> +#define GPMC_CS0_BASE  0x60
> +#define GPMC_CS_SIZE   0x30
> +#define NAND_BLOCK_SIZE	SZ_128K
> +
> +#define THUNDER_DVI_PANEL_EN_GPIO 199
> +#define THUNDER_LCD_PANEL_ENVDD 138
> +#define THUNDER_LCD_PON 139
> +
> +static struct mtd_partition omap3thunder_nand_partitions[] = {
> +	/* All the partition sizes are listed in terms of NAND block size */
> +	{
> +		.name		= "X-Loader",
> +		.offset		= 0,
> +		.size		= 4 * NAND_BLOCK_SIZE,
> +		.mask_flags	= MTD_WRITEABLE,	/* force read-only */
> +	},
> +	{
> +		.name		= "U-Boot",
> +		.offset		= MTDPART_OFS_APPEND,	/* Offset = 0x80000 */
> +		.size		= 15 * NAND_BLOCK_SIZE,
> +		.mask_flags	= MTD_WRITEABLE,	/* force read-only */
> +	},
> +	{
> +		.name		= "U-Boot Env",
> +		.offset		= MTDPART_OFS_APPEND,	/* Offset = 0x260000 */
> +		.size		= 1 * NAND_BLOCK_SIZE,
> +	},
> +	{
> +		.name		= "Kernel",
> +		.offset		= MTDPART_OFS_APPEND,	/* Offset = 0x280000 */
> +		.size		= 32 * NAND_BLOCK_SIZE,
> +	},
> +	{
> +		.name		= "File System",
> +		.offset		= MTDPART_OFS_APPEND,	/* Offset = 0x680000 */
> +		.size		= MTDPART_SIZ_FULL,
> +	},
> +};
> +
> +static struct omap_nand_platform_data omap3thunder_nand_data = {
> +	.options	= NAND_BUSWIDTH_16,
> +	.parts		= omap3thunder_nand_partitions,
> +	.nr_parts	= ARRAY_SIZE(omap3thunder_nand_partitions),
> +	.dma_channel	= -1,		/* disable DMA in OMAP NAND driver */
> +	.nand_setup	= NULL,
> +	.dev_ready	= NULL,
> +};
> +
> +static struct resource omap3thunder_nand_resource = {
> +	.flags		= IORESOURCE_MEM,
> +};
> +
> +static struct platform_device omap3thunder_nand_device = {
> +	.name		= "omap2-nand",
> +	.id		= -1,
> +	.dev		= {
> +		.platform_data	= &omap3thunder_nand_data,
> +	},
> +	.num_resources	= 1,
> +	.resource	= &omap3thunder_nand_resource,
> +};
> +
> +#include "sdram-micron-mt46h32m32lf-6.h"
> +
> +static struct omap_uart_config omap3_thunder_uart_config __initdata = {
> +	.enabled_uarts	= ((1 << 0) | (1 << 1) | (1 << 2)),
> +};
> +
> +static struct twl4030_usb_data thunder_usb_data = {
> +	.usb_mode	= T2_USB_MODE_ULPI,
> +};
> +
> +static struct twl4030_hsmmc_info mmc[] = {
> +	{
> +		.mmc		= 1,
> +		.wires		= 8,
> +		.gpio_cd	= -EINVAL,
> +		.gpio_wp	= 29,
> +	},
> +	{
> +		.mmc		= 2,
> +		.wires		= 4,
> +		.gpio_cd	= -EINVAL,
> +		.gpio_wp	= -EINVAL,
> +	},
> +	{}	/* Terminator */
> +};
> +
> +static struct regulator_consumer_supply thunder_vmmc1_supply = {
> +	.supply		= "vmmc",
> +};
> +
> +static struct regulator_consumer_supply thunder_vmmc2_supply = {
> +	.supply		= "vmmc",
> +};
> +
> +static struct regulator_consumer_supply thunder_vsim_supply = {
> +	.supply			= "vmmc_aux",
> +};
> +
> +static struct gpio_led gpio_leds[] = {
> +	{
> +		.name			= "thunderboard::usr0",
> +		.default_trigger        = "heartbeat",
> +		.gpio			= -EINVAL,	/* gets replaced */
> +		.active_low		= true,
> +	},
> +};
> +
> +static int thunder_twl_gpio_setup(struct device *dev,
> +		unsigned gpio, unsigned ngpio)
> +{
> +	mmc[0].gpio_cd = gpio + 0;
> +	twl4030_mmc_init(mmc);
> +
> +	/* link regulators to MMC adapters */
> +	thunder_vmmc1_supply.dev = mmc[0].dev;
> +	thunder_vmmc2_supply.dev = mmc[1].dev;
> +	thunder_vsim_supply.dev = mmc[0].dev;
> +
> +	/* the LED marked LED 2 (LEDA) */
> +	gpio_leds[0].gpio = gpio + TWL4030_GPIO_MAX + 1;
> +
> +	/* gpio + 7 == DVI Enable */
> +	gpio_request(gpio + 7, "EN_DVI");
> +	gpio_direction_output(gpio + 7,	0);
> +	return 0;
> +}
> +
> +static struct twl4030_gpio_platform_data thunder_gpio_data = {
> +	.gpio_base	= OMAP_MAX_GPIO_LINES,
> +	.irq_base	= TWL4030_GPIO_IRQ_BASE,
> +	.irq_end	= TWL4030_GPIO_IRQ_END,
> +	.use_leds	= false,
> +	.pullups	= BIT(1),
> +	.pulldowns	= BIT(2) | BIT(6) | BIT(7) | BIT(8) | BIT(13)
> +				| BIT(15) | BIT(16) | BIT(17),
> +	.setup		= thunder_twl_gpio_setup,
> +};
> +
> +
> +/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */
> +static struct regulator_init_data thunder_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	= &thunder_vmmc1_supply,
> +};
> +
> +
> +static struct regulator_init_data thunder_vmmc2 = {
> +	.constraints = {
> +		.min_uV			= 1850000,
> +		.max_uV			= 3150000,
> +		.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      = &thunder_vmmc2_supply,
> +};
> +
> +/* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */
> +static struct regulator_init_data thunder_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	= &thunder_vsim_supply,
> +};
> +
> +static struct twl4030_platform_data thunder_twldata = {
> +	.irq_base	= TWL4030_IRQ_BASE,
> +	.irq_end	= TWL4030_IRQ_END,
> +
> +	/* platform_data for children goes here */
> +	.usb		= &thunder_usb_data,
> +	.gpio		= &thunder_gpio_data,
> +	.vmmc1		= &thunder_vmmc1,
> +	.vmmc2          = &thunder_vmmc2,
> +	.vsim		= &thunder_vsim,
> +};
> +
> +static struct i2c_board_info __initdata thunder_i2c_boardinfo[] = {
> +	{
> +		I2C_BOARD_INFO("twl4030", 0x48),
> +		.flags = I2C_CLIENT_WAKE,
> +		.irq = INT_34XX_SYS_NIRQ,
> +		.platform_data = &thunder_twldata,
> +	},
> +};
> +
> +static int __init omap3_thunder_i2c_init(void)
> +{
> +	omap_register_i2c_bus(1, 2600, thunder_i2c_boardinfo,
> +				ARRAY_SIZE(thunder_i2c_boardinfo));
> +	omap_register_i2c_bus(2, 100, NULL, 0);
> +	omap_register_i2c_bus(3, 100, NULL, 0);
> +	return 0;
> +}
> +
> +static void __init omap3_thunder_init_irq(void)
> +{
> +	omap2_init_common_hw(mt46h32m32lf6_sdrc_params,
> +				mt46h32m32lf6_sdrc_params);
> +	omap_init_irq();
> +	omap_gpio_init();
> +}
> +
> +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 struct gpio_keys_button gpio_buttons[] = {
> +	{
> +		.code			= BTN_EXTRA,
> +		.gpio			= 7,
> +		.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 void ads7846_dev_init(void)
> +{
> +	if (gpio_request(OMAP3_THUNDER_TS_GPIO, "ADS7846 pendown") < 0)
> +		printk(KERN_ERR "can't get ads7846 pen down GPIO\n");
> +
> +	gpio_direction_input(OMAP3_THUNDER_TS_GPIO);
> +
> +	omap_set_gpio_debounce(OMAP3_THUNDER_TS_GPIO, 1);
> +	omap_set_gpio_debounce_time(OMAP3_THUNDER_TS_GPIO, 0xa);
> +}
> +
> +static int ads7846_get_pendown_state(void)
> +{
> +	return !gpio_get_value(OMAP3_THUNDER_TS_GPIO);
> +}
> +
> +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,
> +};
> +
> +
> +static struct omap2_mcspi_device_config ads7846_mcspi_config = {
> +	.turbo_mode	= 0,
> +	.single_channel	= 1,  /* 0: slave, 1: master */
> +};
> +
> +
> +struct spi_board_info omap3thunder_spi_board_touch[] = {
> +	 {
> +		.modalias		= "ads7846",
> +		.bus_num		= 1,
> +		.chip_select		= 0,
> +		.max_speed_hz		= 1500000,
> +		.controller_data	= &ads7846_mcspi_config,
> +		.irq			= OMAP_GPIO_IRQ(OMAP3_THUNDER_TS_GPIO),
> +		.platform_data		= &ads7846_config,
> +	},
> +};
> +
> +
> +/* G-sensor on SPI bus 4 */
> +static struct spi_board_info omap3thunder_spi_board_info[] = {
> +	{
> +		.modalias = "spidev",
> +		.max_speed_hz   = 1500000,
> +		.bus_num        = 4,
> +		.chip_select    = 0,
> +		.mode = SPI_MODE_0,
> +	},
> +};
> +
> +static struct omap_board_config_kernel omap3_thunder_config[] __initdata = {
> +};
> +
> +static struct platform_device *omap3_thunder_devices[] __initdata = {
> +	&leds_gpio,
> +	&keys_gpio,
> +};
> +
> +static void __init omap3thunder_flash_init(void)
> +{
> +	u8 cs = 0;
> +	u8 nandcs = GPMC_CS_NUM + 1;
> +
> +	u32 gpmc_base_add = OMAP34XX_GPMC_VIRT;
> +
> +	/* find out the chip-select on which NAND exists */
> +	while (cs < GPMC_CS_NUM) {
> +		u32 ret = 0;
> +		ret = gpmc_cs_read_reg(cs, GPMC_CS_CONFIG1);
> +
> +		if ((ret & 0xC00) == 0x800) {
> +			printk(KERN_INFO "Found NAND on CS%d\n", cs);
> +			if (nandcs > GPMC_CS_NUM)
> +				nandcs = cs;
> +		}
> +		cs++;
> +	}
> +
> +	if (nandcs > GPMC_CS_NUM) {
> +		printk(KERN_INFO "NAND: Unable to find configuration "
> +				 "in GPMC\n ");
> +		return;
> +	}
> +
> +	if (nandcs < GPMC_CS_NUM) {
> +		omap3thunder_nand_data.cs = nandcs;
> +		omap3thunder_nand_data.gpmc_cs_baseaddr = (void *)
> +			(gpmc_base_add + GPMC_CS0_BASE + nandcs * GPMC_CS_SIZE);
> +		omap3thunder_nand_data.gpmc_baseaddr = (void *) (gpmc_base_add);
> +
> +		printk(KERN_INFO "Registering NAND on CS%d\n", nandcs);
> +		if (platform_device_register(&omap3thunder_nand_device) < 0)
> +			printk(KERN_ERR "Unable to register NAND device\n");
> +	}
> +}
> +
> +static void __init omap3_thunder_init(void)
> +{
> +	omap3_thunder_i2c_init();
> +
> +	/* Turn on Wireless LAN */
> +	gpio_request(157, "WIFI ENABLE");
> +	gpio_direction_output(157, 0);
> +
> +	platform_add_devices(omap3_thunder_devices,
> +			ARRAY_SIZE(omap3_thunder_devices));
> +	omap_board_config = omap3_thunder_config;
> +	omap_board_config_size = ARRAY_SIZE(omap3_thunder_config);
> +	omap_serial_init();
> +
> +	usb_musb_init();
> +	omap3thunder_flash_init();
> +
> +	ads7846_dev_init();
> +	spi_register_board_info(omap3thunder_spi_board_touch,
> +			ARRAY_SIZE(omap3thunder_spi_board_touch));
> +	spi_register_board_info(omap3thunder_spi_board_info,
> +			ARRAY_SIZE(omap3thunder_spi_board_info));
> +
> +}
> +
> +static void __init omap3_thunder_map_io(void)
> +{
> +	omap2_set_globals_343x();
> +	omap2_map_common_io();
> +}
> +
> +MACHINE_START(OMAP3_THUNDER, "OMAP3 Thunder Board")
> +	/* Maintainer: Daniel Toussaint daniel.toussaint@xxxxxxxxxxxxxx */
> +	.phys_io	= 0x48000000,
> +	.io_pg_offst	= ((0xd8000000) >> 18) & 0xfffc,
> +	.boot_params	= 0x80000100,
> +	.map_io		= omap3_thunder_map_io,
> +	.init_irq	= omap3_thunder_init_irq,
> +	.init_machine	= omap3_thunder_init,
> +	.timer		= &omap_timer,
> +MACHINE_END
> diff -Nur linux-2.6.32-pristine/arch/arm/mach-omap2/Kconfig linux-2.6.32-patched/arch/arm/mach-omap2/Kconfig
> --- linux-2.6.32-pristine/arch/arm/mach-omap2/Kconfig	2009-12-03 04:51:21.000000000 +0100
> +++ linux-2.6.32-patched/arch/arm/mach-omap2/Kconfig	2009-12-11 12:47:22.000000000 +0100
> @@ -100,3 +100,7 @@
>  config MACH_OMAP_4430SDP
>  	bool "OMAP 4430 SDP board"
>  	depends on ARCH_OMAP4
> +
> +config MACH_OMAP3_THUNDER
> +       bool "Thunder OMAP3530 board"
> +       depends on ARCH_OMAP3 && ARCH_OMAP34XX
> diff -Nur linux-2.6.32-pristine/arch/arm/mach-omap2/Makefile linux-2.6.32-patched/arch/arm/mach-omap2/Makefile
> --- linux-2.6.32-pristine/arch/arm/mach-omap2/Makefile	2009-12-03 04:51:21.000000000 +0100
> +++ linux-2.6.32-patched/arch/arm/mach-omap2/Makefile	2009-12-11 12:46:05.000000000 +0100
> @@ -77,6 +77,9 @@
> 
>  obj-$(CONFIG_MACH_OMAP_4430SDP)		+= board-4430sdp.o
> 
> +obj-$(CONFIG_MACH_OMAP3_THUNDER)         += board-omap3thunder.o \
> +	                                           mmc-twl4030.o
> +
>  # Platform specific device init code
>  obj-y					+= usb-musb.o
>  obj-$(CONFIG_MACH_OMAP2_TUSB6010)	+= usb-tusb6010.o
> 

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