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/*
* linux/arch/arm/mach-omap2/board-2430sdp.c
*
* Copyright (C) 2006 Texas Instruments
*
* Modified from mach-omap2/board-generic.c
*
* Initial Code : Based on a patch from Komal Shah and Richard Woodruff
* Updated the Code for 2430 SDP : 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/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
#include <linux/delay.h>
#include <linux/i2c/twl.h>
#include <linux/err.h>
#include <linux/clk.h>
#include <linux/io.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <mach/gpio.h>
#include <plat/mux.h>
#include <plat/board.h>
#include <plat/common.h>
#include <plat/gpmc.h>
#include <plat/usb.h>
#include <plat/gpmc-smc91x.h>
#include "hsmmc.h"
#define SDP2430_CS0_BASE 0x04000000
#define SECONDARY_LCD_GPIO 147
static struct mtd_partition sdp2430_partitions[] = {
/* bootloader (U-Boot, etc) in first sector */
{
.name = "bootloader",
.offset = 0,
.size = SZ_256K,
.mask_flags = MTD_WRITEABLE, /* force read-only */
},
/* bootloader params in the next sector */
{
.name = "params",
.offset = MTDPART_OFS_APPEND,
.size = SZ_128K,
.mask_flags = 0,
},
/* kernel */
{
.name = "kernel",
.offset = MTDPART_OFS_APPEND,
.size = SZ_2M,
.mask_flags = 0
},
/* file system */
{
.name = "filesystem",
.offset = MTDPART_OFS_APPEND,
.size = MTDPART_SIZ_FULL,
.mask_flags = 0
}
};
static struct physmap_flash_data sdp2430_flash_data = {
.width = 2,
.parts = sdp2430_partitions,
.nr_parts = ARRAY_SIZE(sdp2430_partitions),
};
static struct resource sdp2430_flash_resource = {
.start = SDP2430_CS0_BASE,
.end = SDP2430_CS0_BASE + SZ_64M - 1,
.flags = IORESOURCE_MEM,
};
static struct platform_device sdp2430_flash_device = {
.name = "physmap-flash",
.id = 0,
.dev = {
.platform_data = &sdp2430_flash_data,
},
.num_resources = 1,
.resource = &sdp2430_flash_resource,
};
static struct platform_device sdp2430_lcd_device = {
.name = "sdp2430_lcd",
.id = -1,
};
static struct platform_device *sdp2430_devices[] __initdata = {
&sdp2430_flash_device,
&sdp2430_lcd_device,
};
static struct omap_lcd_config sdp2430_lcd_config __initdata = {
.ctrl_name = "internal",
};
#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91x_MODULE)
static struct omap_smc91x_platform_data board_smc91x_data = {
.cs = 5,
.gpio_irq = 149,
.flags = GPMC_MUX_ADD_DATA | GPMC_TIMINGS_SMC91C96 |
IORESOURCE_IRQ_LOWLEVEL,
};
static void __init board_smc91x_init(void)
{
if (omap_rev() > OMAP3430_REV_ES1_0)
board_smc91x_data.gpio_irq = 6;
else
board_smc91x_data.gpio_irq = 29;
gpmc_smc91x_init(&board_smc91x_data);
}
#else
static inline void board_smc91x_init(void)
{
}
#endif
static struct omap_board_config_kernel sdp2430_config[] = {
{OMAP_TAG_LCD, &sdp2430_lcd_config},
};
static void __init omap_2430sdp_init_irq(void)
{
omap_board_config = sdp2430_config;
omap_board_config_size = ARRAY_SIZE(sdp2430_config);
omap2_init_common_hw(NULL, NULL);
omap_init_irq();
omap_gpio_init();
}
static struct twl4030_gpio_platform_data sdp2430_gpio_data = {
.gpio_base = OMAP_MAX_GPIO_LINES,
.irq_base = TWL4030_GPIO_IRQ_BASE,
.irq_end = TWL4030_GPIO_IRQ_END,
};
static struct twl4030_platform_data sdp2430_twldata = {
.irq_base = TWL4030_IRQ_BASE,
.irq_end = TWL4030_IRQ_END,
/* platform_data for children goes here */
.gpio = &sdp2430_gpio_data,
};
static struct i2c_board_info __initdata sdp2430_i2c_boardinfo[] = {
{
I2C_BOARD_INFO("twl4030", 0x48),
.flags = I2C_CLIENT_WAKE,
.irq = INT_24XX_SYS_NIRQ,
.platform_data = &sdp2430_twldata,
},
};
static int __init omap2430_i2c_init(void)
{
omap_register_i2c_bus(1, 400, NULL, 0);
omap_register_i2c_bus(2, 2600, sdp2430_i2c_boardinfo,
ARRAY_SIZE(sdp2430_i2c_boardinfo));
return 0;
}
static struct omap2_hsmmc_info mmc[] __initdata = {
{
.mmc = 1,
.wires = 4,
.gpio_cd = -EINVAL,
.gpio_wp = -EINVAL,
.ext_clock = 1,
},
{} /* Terminator */
};
static void __init omap_2430sdp_init(void)
{
int ret;
omap2430_i2c_init();
platform_add_devices(sdp2430_devices, ARRAY_SIZE(sdp2430_devices));
omap_serial_init();
omap2_hsmmc_init(mmc);
usb_musb_init();
board_smc91x_init();
/* Turn off secondary LCD backlight */
ret = gpio_request(SECONDARY_LCD_GPIO, "Secondary LCD backlight");
if (ret == 0)
gpio_direction_output(SECONDARY_LCD_GPIO, 0);
}
static void __init omap_2430sdp_map_io(void)
{
omap2_set_globals_243x();
omap243x_map_common_io();
}
MACHINE_START(OMAP_2430SDP, "OMAP2430 sdp2430 board")
/* Maintainer: Syed Khasim - Texas Instruments Inc */
.phys_io = 0x48000000,
.io_pg_offst = ((0xfa000000) >> 18) & 0xfffc,
.boot_params = 0x80000100,
.map_io = omap_2430sdp_map_io,
.init_irq = omap_2430sdp_init_irq,
.init_machine = omap_2430sdp_init,
.timer = &omap_timer,
MACHINE_END
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