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/* linux/arch/arm/mach-s5p64x0/mach-smdk6440.c
*
* Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* 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/types.h>
#include <linux/interrupt.h>
#include <linux/list.h>
#include <linux/timer.h>
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/i2c.h>
#include <linux/serial_core.h>
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/module.h>
#include <linux/clk.h>
#include <linux/gpio.h>
#include <linux/pwm_backlight.h>
#include <linux/fb.h>
#include <video/platform_lcd.h>
#include <asm/hardware/vic.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/irq.h>
#include <asm/mach-types.h>
#include <mach/hardware.h>
#include <mach/map.h>
#include <mach/regs-clock.h>
#include <mach/i2c.h>
#include <mach/regs-gpio.h>
#include <plat/regs-serial.h>
#include <plat/gpio-cfg.h>
#include <plat/clock.h>
#include <plat/devs.h>
#include <plat/cpu.h>
#include <plat/iic.h>
#include <plat/pll.h>
#include <plat/adc.h>
#include <plat/ts.h>
#include <plat/s5p-time.h>
#include <plat/backlight.h>
#include <plat/fb.h>
#include <plat/regs-fb.h>
#include "common.h"
#define SMDK6440_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
S3C2410_UCON_RXILEVEL | \
S3C2410_UCON_TXIRQMODE | \
S3C2410_UCON_RXIRQMODE | \
S3C2410_UCON_RXFIFO_TOI | \
S3C2443_UCON_RXERR_IRQEN)
#define SMDK6440_ULCON_DEFAULT S3C2410_LCON_CS8
#define SMDK6440_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \
S3C2440_UFCON_TXTRIG16 | \
S3C2410_UFCON_RXTRIG8)
static struct s3c2410_uartcfg smdk6440_uartcfgs[] __initdata = {
[0] = {
.hwport = 0,
.flags = 0,
.ucon = SMDK6440_UCON_DEFAULT,
.ulcon = SMDK6440_ULCON_DEFAULT,
.ufcon = SMDK6440_UFCON_DEFAULT,
},
[1] = {
.hwport = 1,
.flags = 0,
.ucon = SMDK6440_UCON_DEFAULT,
.ulcon = SMDK6440_ULCON_DEFAULT,
.ufcon = SMDK6440_UFCON_DEFAULT,
},
[2] = {
.hwport = 2,
.flags = 0,
.ucon = SMDK6440_UCON_DEFAULT,
.ulcon = SMDK6440_ULCON_DEFAULT,
.ufcon = SMDK6440_UFCON_DEFAULT,
},
[3] = {
.hwport = 3,
.flags = 0,
.ucon = SMDK6440_UCON_DEFAULT,
.ulcon = SMDK6440_ULCON_DEFAULT,
.ufcon = SMDK6440_UFCON_DEFAULT,
},
};
/* Frame Buffer */
static struct s3c_fb_pd_win smdk6440_fb_win0 = {
.win_mode = {
.left_margin = 8,
.right_margin = 13,
.upper_margin = 7,
.lower_margin = 5,
.hsync_len = 3,
.vsync_len = 1,
.xres = 800,
.yres = 480,
},
.max_bpp = 32,
.default_bpp = 24,
};
static struct s3c_fb_platdata smdk6440_lcd_pdata __initdata = {
.win[0] = &smdk6440_fb_win0,
.vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
.vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
.setup_gpio = s5p64x0_fb_gpio_setup_24bpp,
};
/* LCD power controller */
static void smdk6440_lte480_reset_power(struct plat_lcd_data *pd,
unsigned int power)
{
int err;
if (power) {
err = gpio_request(S5P6440_GPN(5), "GPN");
if (err) {
printk(KERN_ERR "failed to request GPN for lcd reset\n");
return;
}
gpio_direction_output(S5P6440_GPN(5), 1);
gpio_set_value(S5P6440_GPN(5), 0);
gpio_set_value(S5P6440_GPN(5), 1);
gpio_free(S5P6440_GPN(5));
}
}
static struct plat_lcd_data smdk6440_lcd_power_data = {
.set_power = smdk6440_lte480_reset_power,
};
static struct platform_device smdk6440_lcd_lte480wv = {
.name = "platform-lcd",
.dev.parent = &s3c_device_fb.dev,
.dev.platform_data = &smdk6440_lcd_power_data,
};
static struct platform_device *smdk6440_devices[] __initdata = {
&s3c_device_adc,
&s3c_device_rtc,
&s3c_device_i2c0,
&s3c_device_i2c1,
&s3c_device_ts,
&s3c_device_wdt,
&samsung_asoc_dma,
&s5p6440_device_iis,
&s3c_device_fb,
&smdk6440_lcd_lte480wv,
};
static struct s3c2410_platform_i2c s5p6440_i2c0_data __initdata = {
.flags = 0,
.slave_addr = 0x10,
.frequency = 100*1000,
.sda_delay = 100,
.cfg_gpio = s5p6440_i2c0_cfg_gpio,
};
static struct s3c2410_platform_i2c s5p6440_i2c1_data __initdata = {
.flags = 0,
.bus_num = 1,
.slave_addr = 0x10,
.frequency = 100*1000,
.sda_delay = 100,
.cfg_gpio = s5p6440_i2c1_cfg_gpio,
};
static struct i2c_board_info smdk6440_i2c_devs0[] __initdata = {
{ I2C_BOARD_INFO("24c08", 0x50), },
{ I2C_BOARD_INFO("wm8580", 0x1b), },
};
static struct i2c_board_info smdk6440_i2c_devs1[] __initdata = {
/* To be populated */
};
/* LCD Backlight data */
static struct samsung_bl_gpio_info smdk6440_bl_gpio_info = {
.no = S5P6440_GPF(15),
.func = S3C_GPIO_SFN(2),
};
static struct platform_pwm_backlight_data smdk6440_bl_data = {
.pwm_id = 1,
};
static void __init smdk6440_map_io(void)
{
s5p64x0_init_io(NULL, 0);
s3c24xx_init_clocks(12000000);
s3c24xx_init_uarts(smdk6440_uartcfgs, ARRAY_SIZE(smdk6440_uartcfgs));
s5p_set_timer_source(S5P_PWM3, S5P_PWM4);
}
static void s5p6440_set_lcd_interface(void)
{
unsigned int cfg;
/* select TFT LCD type (RGB I/F) */
cfg = __raw_readl(S5P64X0_SPCON0);
cfg &= ~S5P64X0_SPCON0_LCD_SEL_MASK;
cfg |= S5P64X0_SPCON0_LCD_SEL_RGB;
__raw_writel(cfg, S5P64X0_SPCON0);
}
static void __init smdk6440_machine_init(void)
{
s3c24xx_ts_set_platdata(NULL);
s3c_i2c0_set_platdata(&s5p6440_i2c0_data);
s3c_i2c1_set_platdata(&s5p6440_i2c1_data);
i2c_register_board_info(0, smdk6440_i2c_devs0,
ARRAY_SIZE(smdk6440_i2c_devs0));
i2c_register_board_info(1, smdk6440_i2c_devs1,
ARRAY_SIZE(smdk6440_i2c_devs1));
samsung_bl_set(&smdk6440_bl_gpio_info, &smdk6440_bl_data);
s5p6440_set_lcd_interface();
s3c_fb_set_platdata(&smdk6440_lcd_pdata);
platform_add_devices(smdk6440_devices, ARRAY_SIZE(smdk6440_devices));
}
MACHINE_START(SMDK6440, "SMDK6440")
/* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */
.atag_offset = 0x100,
.init_irq = s5p6440_init_irq,
.handle_irq = vic_handle_irq,
.map_io = smdk6440_map_io,
.init_machine = smdk6440_machine_init,
.timer = &s5p_timer,
.restart = s5p64x0_restart,
MACHINE_END
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