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/* linux/arch/arm/mach-s5pv310/mach-universal_c210.c
*
* Copyright (c) 2010 Samsung Electronics Co., Ltd.
*
* 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/platform_device.h>
#include <linux/serial_core.h>
#include <linux/input.h>
#include <linux/i2c.h>
#include <linux/gpio_keys.h>
#include <linux/gpio.h>
#include <asm/mach/arch.h>
#include <asm/mach-types.h>
#include <plat/regs-serial.h>
#include <plat/s5pv310.h>
#include <plat/cpu.h>
#include <plat/devs.h>
#include <mach/map.h>
/* Following are default values for UCON, ULCON and UFCON UART registers */
#define UNIVERSAL_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
S3C2410_UCON_RXILEVEL | \
S3C2410_UCON_TXIRQMODE | \
S3C2410_UCON_RXIRQMODE | \
S3C2410_UCON_RXFIFO_TOI | \
S3C2443_UCON_RXERR_IRQEN)
#define UNIVERSAL_ULCON_DEFAULT S3C2410_LCON_CS8
#define UNIVERSAL_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \
S5PV210_UFCON_TXTRIG256 | \
S5PV210_UFCON_RXTRIG256)
static struct s3c2410_uartcfg universal_uartcfgs[] __initdata = {
[0] = {
.hwport = 0,
.ucon = UNIVERSAL_UCON_DEFAULT,
.ulcon = UNIVERSAL_ULCON_DEFAULT,
.ufcon = UNIVERSAL_UFCON_DEFAULT,
},
[1] = {
.hwport = 1,
.ucon = UNIVERSAL_UCON_DEFAULT,
.ulcon = UNIVERSAL_ULCON_DEFAULT,
.ufcon = UNIVERSAL_UFCON_DEFAULT,
},
[2] = {
.hwport = 2,
.ucon = UNIVERSAL_UCON_DEFAULT,
.ulcon = UNIVERSAL_ULCON_DEFAULT,
.ufcon = UNIVERSAL_UFCON_DEFAULT,
},
[3] = {
.hwport = 3,
.ucon = UNIVERSAL_UCON_DEFAULT,
.ulcon = UNIVERSAL_ULCON_DEFAULT,
.ufcon = UNIVERSAL_UFCON_DEFAULT,
},
};
static struct gpio_keys_button universal_gpio_keys_tables[] = {
{
.code = KEY_VOLUMEUP,
.gpio = S5PV310_GPX2(0), /* XEINT16 */
.desc = "gpio-keys: KEY_VOLUMEUP",
.type = EV_KEY,
.active_low = 1,
.debounce_interval = 1,
}, {
.code = KEY_VOLUMEDOWN,
.gpio = S5PV310_GPX2(1), /* XEINT17 */
.desc = "gpio-keys: KEY_VOLUMEDOWN",
.type = EV_KEY,
.active_low = 1,
.debounce_interval = 1,
}, {
.code = KEY_CONFIG,
.gpio = S5PV310_GPX2(2), /* XEINT18 */
.desc = "gpio-keys: KEY_CONFIG",
.type = EV_KEY,
.active_low = 1,
.debounce_interval = 1,
}, {
.code = KEY_CAMERA,
.gpio = S5PV310_GPX2(3), /* XEINT19 */
.desc = "gpio-keys: KEY_CAMERA",
.type = EV_KEY,
.active_low = 1,
.debounce_interval = 1,
}, {
.code = KEY_OK,
.gpio = S5PV310_GPX3(5), /* XEINT29 */
.desc = "gpio-keys: KEY_OK",
.type = EV_KEY,
.active_low = 1,
.debounce_interval = 1,
},
};
static struct gpio_keys_platform_data universal_gpio_keys_data = {
.buttons = universal_gpio_keys_tables,
.nbuttons = ARRAY_SIZE(universal_gpio_keys_tables),
};
static struct platform_device universal_gpio_keys = {
.name = "gpio-keys",
.dev = {
.platform_data = &universal_gpio_keys_data,
},
};
/* I2C0 */
static struct i2c_board_info i2c0_devs[] __initdata = {
/* Camera, To be updated */
};
/* I2C1 */
static struct i2c_board_info i2c1_devs[] __initdata = {
/* Gyro, To be updated */
};
static struct platform_device *universal_devices[] __initdata = {
&universal_gpio_keys,
&s5p_device_onenand,
};
static void __init universal_map_io(void)
{
s5p_init_io(NULL, 0, S5P_VA_CHIPID);
s3c24xx_init_clocks(24000000);
s3c24xx_init_uarts(universal_uartcfgs, ARRAY_SIZE(universal_uartcfgs));
}
static void __init universal_machine_init(void)
{
i2c_register_board_info(0, i2c0_devs, ARRAY_SIZE(i2c0_devs));
i2c_register_board_info(1, i2c1_devs, ARRAY_SIZE(i2c1_devs));
/* Last */
platform_add_devices(universal_devices, ARRAY_SIZE(universal_devices));
}
MACHINE_START(UNIVERSAL_C210, "UNIVERSAL_C210")
/* Maintainer: Kyungmin Park <kyungmin.park@samsung.com> */
.boot_params = S5P_PA_SDRAM + 0x100,
.init_irq = s5pv310_init_irq,
.map_io = universal_map_io,
.init_machine = universal_machine_init,
.timer = &s5pv310_timer,
MACHINE_END
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