* Enric Balletbò i Serra <eballetbo@xxxxxxxxx> [091014 01:48]:
> This patch adds minimal IGEP v2 support.
>
> The IGEP v2 board is a low-cost, fan-less and industrial temperature
> range single board computer that unleashes laptop-like performance and
> expandability without the bulk, expense, or noise of typical desktop
> machines. Its architecture shares much in common with other OMAP3 boards.
Can you please refresh against the for-next branch in linux-omap and
repost?
Thanks,
Tony
> Signed-off-by: Enric Balletbo i Serra <eballetbo@xxxxxxxxxxx>
> ---
> arch/arm/mach-omap2/Kconfig | 4 +
> arch/arm/mach-omap2/Makefile | 2 +
> arch/arm/mach-omap2/board-igep0020.c | 252 ++++++++++++++++++++++++++++++++++
> 3 files changed, 258 insertions(+), 0 deletions(-)
> create mode 100644 arch/arm/mach-omap2/board-igep0020.c
>
> diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
> index 75b1c7e..9936510 100644
> --- a/arch/arm/mach-omap2/Kconfig
> +++ b/arch/arm/mach-omap2/Kconfig
> @@ -85,6 +85,10 @@ config MACH_OMAP_ZOOM2
> bool "OMAP3 Zoom2 board"
> depends on ARCH_OMAP3 && ARCH_OMAP34XX
>
> +config MACH_IGEP0020
> + bool "IGEP0020"
> + depends on ARCH_OMAP3 && ARCH_OMAP34XX
> +
> config MACH_OMAP_4430SDP
> bool "OMAP 4430 SDP board"
> depends on ARCH_OMAP4
> diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
> index 6b7702f..df0bdc4 100644
> --- a/arch/arm/mach-omap2/Makefile
> +++ b/arch/arm/mach-omap2/Makefile
> @@ -74,6 +74,8 @@ obj-$(CONFIG_MACH_NOKIA_RX51) += board-rx51.o \
> obj-$(CONFIG_MACH_OMAP_ZOOM2) += board-zoom2.o \
> mmc-twl4030.o \
> board-zoom-debugboard.o
> +obj-$(CONFIG_MACH_IGEP0020) += board-igep0020.o \
> + mmc-twl4030.o \
>
> obj-$(CONFIG_MACH_OMAP_4430SDP) += board-4430sdp.o
>
> diff --git a/arch/arm/mach-omap2/board-igep0020.c
> b/arch/arm/mach-omap2/board-igep0020.c
> new file mode 100644
> index 0000000..15175e0
> --- /dev/null
> +++ b/arch/arm/mach-omap2/board-igep0020.c
> @@ -0,0 +1,252 @@
> +/*
> + * Copyright (C) 2009 Integration Software and Electronic Engineering.
> + *
> + * Modified from mach-omap2/board-generic.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/delay.h>
> +#include <linux/platform_device.h>
> +#include <linux/input.h>
> +#include <linux/gpio.h>
> +#include <linux/i2c/twl4030.h>
> +#include <linux/regulator/machine.h>
> +
> +#include <asm/mach-types.h>
> +#include <asm/mach/arch.h>
> +
> +#include <mach/common.h>
> +#include <mach/gpmc.h>
> +#include <mach/onenand.h>
> +#include <mach/usb.h>
> +
> +#include "mmc-twl4030.h"
> +
> +#define IGEP2_SMSC911X_CS 5
> +#define IGEP2_SMSC911X_GPIO 176
> +#define IGEP2_GPIO_LED_0_RED 26
> +#define IGEP2_GPIO_LED_0_GREEN 27
> +#define IGEP2_GPIO_LED_1_RED 28
> +
> +#if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE)
> +
> +#include <linux/smsc911x.h>
> +
> +static struct resource igep2_smsc911x_resources[] = {
> + {
> + .name = "smsc911x-memory",
> + .flags = IORESOURCE_MEM,
> + },
> + {
> + .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL,
> + },
> +};
> +
> +static struct smsc911x_platform_config igep2_smsc911x_config = {
> + .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
> + .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN,
> + .flags = SMSC911X_USE_32BIT ,
> + .phy_interface = PHY_INTERFACE_MODE_MII,
> +};
> +
> +static struct platform_device igep2_smsc911x_device = {
> + .name = "smsc911x",
> + .id = -1,
> + .num_resources = ARRAY_SIZE(igep2_smsc911x_resources),
> + .resource = igep2_smsc911x_resources,
> + .dev = {
> + .platform_data = &igep2_smsc911x_config,
> + },
> +};
> +
> +static inline void __init igep2_init_smsc911x(void)
> +{
> + unsigned long cs_mem_base;
> +
> + if (gpmc_cs_request(IGEP2_SMSC911X_CS, SZ_16M, &cs_mem_base) < 0) {
> + pr_warning("igep2_init_smsc911x: "
> + "Failed request for GPMC mem\n");
> + gpmc_cs_free(IGEP2_SMSC911X_CS);
> + return;
> + }
> +
> + igep2_smsc911x_resources[0].start = cs_mem_base + 0x0;
> + igep2_smsc911x_resources[0].end = cs_mem_base + 0xff;
> +
> + if ((gpio_request(IGEP2_SMSC911X_GPIO, "SMSC911X IRQ") == 0) &&
> + (gpio_direction_input(IGEP2_SMSC911X_GPIO) == 0)) {
> + gpio_export(IGEP2_SMSC911X_GPIO, 0);
> + } else {
> + pr_warning("igep2_init_smsc911x: "
> + "Could not obtain gpio for IRQ\n");
> + return;
> + }
> +
> + igep2_smsc911x_resources[1].start = OMAP_GPIO_IRQ(IGEP2_SMSC911X_GPIO);
> + igep2_smsc911x_resources[1].end = 0;
> +
> + platform_device_register(&igep2_smsc911x_device);
> +}
> +
> +#else
> +
> +static inline void __init igep2_init_smsc911x(void) { }
> +
> +#endif
> +
> +static struct omap_board_config_kernel igep2_config[] __initdata = {
> +};
> +
> +static struct regulator_consumer_supply igep2_vmmc1_supply = {
> + .supply = "vmmc",
> +};
> +
> +/* VMMC1 for OMAP VDD_MMC1 (i/o) and MMC1 card */
> +static struct regulator_init_data igep2_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 = &igep2_vmmc1_supply,
> +};
> +
> +static struct twl4030_hsmmc_info mmc[] __initdata = {
> + {
> + .mmc = 1,
> + .wires = 4,
> + .gpio_wp = -EINVAL,
> + },
> + {
> + .mmc = 2,
> + .wires = 4,
> + .gpio_cd = -EINVAL,
> + .gpio_wp = -EINVAL,
> + },
> + {} /* Terminator */
> +};
> +
> +static int igep2_twl_gpio_setup(struct device *dev,
> + unsigned gpio, unsigned ngpio)
> +{
> + /* gpio + 0 is "mmc0_cd" (input/IRQ) */
> + mmc[0].gpio_cd = gpio + 0;
> + twl4030_mmc_init(mmc);
> +
> + /* link regulators to MMC adapters ... we "know" the
> + * regulators will be set up only *after* we return.
> + */
> + igep2_vmmc1_supply.dev = mmc[0].dev;
> +
> + return 0;
> +};
> +
> +static struct twl4030_usb_data igep2_usb_data = {
> + .usb_mode = T2_USB_MODE_ULPI,
> +};
> +
> +static void __init igep2_init_irq(void)
> +{
> + omap_board_config = igep2_config;
> + omap_board_config_size = ARRAY_SIZE(igep2_config);
> + omap2_init_common_hw(NULL, NULL);
> + omap_init_irq();
> + omap_gpio_init();
> +}
> +
> +static struct twl4030_gpio_platform_data igep2_gpio_data = {
> + .gpio_base = OMAP_MAX_GPIO_LINES,
> + .irq_base = TWL4030_GPIO_IRQ_BASE,
> + .irq_end = TWL4030_GPIO_IRQ_END,
> + .setup = igep2_twl_gpio_setup,
> +};
> +
> +static struct twl4030_platform_data igep2_twldata = {
> + .irq_base = TWL4030_IRQ_BASE,
> + .irq_end = TWL4030_IRQ_END,
> +
> + /* platform_data for children goes here */
> + .usb = &igep2_usb_data,
> + .gpio = &igep2_gpio_data,
> + .vmmc1 = &igep2_vmmc1,
> +
> +};
> +
> +static struct i2c_board_info __initdata igep2_i2c_boardinfo[] = {
> + {
> + I2C_BOARD_INFO("twl4030", 0x48),
> + .flags = I2C_CLIENT_WAKE,
> + .irq = INT_34XX_SYS_NIRQ,
> + .platform_data = &igep2_twldata,
> + },
> +};
> +
> +static int __init igep2_i2c_init(void)
> +{
> + omap_register_i2c_bus(1, 2600, igep2_i2c_boardinfo,
> + ARRAY_SIZE(igep2_i2c_boardinfo));
> + /* Bus 3 is attached to the DVI port where devices like the pico DLP
> + * projector don't work reliably with 400kHz */
> + omap_register_i2c_bus(3, 100, NULL, 0);
> + return 0;
> +}
> +
> +static void __init igep2_init(void)
> +{
> + igep2_i2c_init();
> + omap_serial_init();
> + usb_musb_init();
> +
> + igep2_init_smsc911x();
> +
> + /* GPIO userspace leds */
> + if ((gpio_request(IGEP2_GPIO_LED_0_RED, "GPIO_LED_0_RED") == 0) &&
> + (gpio_direction_output(IGEP2_GPIO_LED_0_RED, 1) == 0)) {
> + gpio_export(IGEP2_GPIO_LED_0_RED, 0);
> + gpio_set_value(IGEP2_GPIO_LED_0_RED, 0);
> + } else
> + pr_warning("igep2_init: "
> + "Could not obtain gpio for GPIO_LED_0_RED\n");
> +
> + if ((gpio_request(IGEP2_GPIO_LED_0_GREEN, "GPIO_LED_0_GREEN") == 0) &&
> + (gpio_direction_output(IGEP2_GPIO_LED_0_GREEN, 1) == 0)) {
> + gpio_export(IGEP2_GPIO_LED_0_GREEN, 0);
> + gpio_set_value(IGEP2_GPIO_LED_0_GREEN, 0);
> + } else
> + pr_warning("igep2_init: "
> + "Could not obtain gpio for GPIO_LED_0_GREEN\n");
> +
> + if ((gpio_request(IGEP2_GPIO_LED_1_RED, "GPIO_LED_1_RED") == 0) &&
> + (gpio_direction_output(IGEP2_GPIO_LED_1_RED, 1) == 0)) {
> + gpio_export(IGEP2_GPIO_LED_1_RED, 0);
> + gpio_set_value(IGEP2_GPIO_LED_1_RED, 0);
> + } else
> + pr_warning("igep2_init: "
> + "Could not obtain gpio for GPIO_LED_1_RED\n");
> +}
> +
> +static void __init igep2_map_io(void)
> +{
> + omap2_set_globals_343x();
> + omap2_map_common_io();
> +}
> +
> +MACHINE_START(IGEP0020, "IGEP v2 board")
> + .phys_io = 0x48000000,
> + .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc,
> + .boot_params = 0x80000100,
> + .map_io = igep2_map_io,
> + .init_irq = igep2_init_irq,
> + .init_machine = igep2_init,
> + .timer = &omap_timer,
> +MACHINE_END
> --
> 1.5.4.3
> --
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