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

Tony Lindgren
2010-02-05T00:48:23Z

Hi,

* Daniel Toussaint <daniel@dmhome.net> [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@technexion.com>
> 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@technexion.com */
> + .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
>