kernel_optimize_test/arch/arm/mach-s5pc100/mach-smdkc100.c
Maurus Cuelenaere daf695fca8 arm: samsung: remove pixclock from several boards
Since "s3c-fb: Automatically calculate pixel clock when none is given",
there's no need for manually calculating the pixel clock anymore so remove
these lines and add the correct refresh rate where appropriately.

Signed-off-by: Maurus Cuelenaere <mcuelenaere@gmail.com>
Cc: Pawel Osciak <p.osciak@samsung.com>
Cc: Marek Szyprowski <m.szyprowski@samsung.com>
Cc: Kyungmin Park <kyungmin.park@samsung.com>
Cc: InKi Dae <inki.dae@samsung.com>
Cc: Ben Dooks <ben-linux@fluff.org>
Cc: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2010-08-11 08:59:12 -07:00

198 lines
4.8 KiB
C

/* linux/arch/arm/mach-s5pc100/mach-smdkc100.c
*
* Copyright 2009 Samsung Electronics Co.
* Author: Byungho Min <bhmin@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/init.h>
#include <linux/serial_core.h>
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/gpio.h>
#include <linux/i2c.h>
#include <linux/fb.h>
#include <linux/delay.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <mach/map.h>
#include <mach/regs-fb.h>
#include <video/platform_lcd.h>
#include <asm/irq.h>
#include <asm/mach-types.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/s5pc100.h>
#include <plat/fb.h>
#include <plat/iic.h>
/* Following are default values for UCON, ULCON and UFCON UART registers */
#define S5PC100_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \
S3C2410_UCON_RXILEVEL | \
S3C2410_UCON_TXIRQMODE | \
S3C2410_UCON_RXIRQMODE | \
S3C2410_UCON_RXFIFO_TOI | \
S3C2443_UCON_RXERR_IRQEN)
#define S5PC100_ULCON_DEFAULT S3C2410_LCON_CS8
#define S5PC100_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \
S3C2440_UFCON_RXTRIG8 | \
S3C2440_UFCON_TXTRIG16)
static struct s3c2410_uartcfg smdkc100_uartcfgs[] __initdata = {
[0] = {
.hwport = 0,
.flags = 0,
.ucon = S5PC100_UCON_DEFAULT,
.ulcon = S5PC100_ULCON_DEFAULT,
.ufcon = S5PC100_UFCON_DEFAULT,
},
[1] = {
.hwport = 1,
.flags = 0,
.ucon = S5PC100_UCON_DEFAULT,
.ulcon = S5PC100_ULCON_DEFAULT,
.ufcon = S5PC100_UFCON_DEFAULT,
},
[2] = {
.hwport = 2,
.flags = 0,
.ucon = S5PC100_UCON_DEFAULT,
.ulcon = S5PC100_ULCON_DEFAULT,
.ufcon = S5PC100_UFCON_DEFAULT,
},
[3] = {
.hwport = 3,
.flags = 0,
.ucon = S5PC100_UCON_DEFAULT,
.ulcon = S5PC100_ULCON_DEFAULT,
.ufcon = S5PC100_UFCON_DEFAULT,
},
};
/* I2C0 */
static struct i2c_board_info i2c_devs0[] __initdata = {
};
/* I2C1 */
static struct i2c_board_info i2c_devs1[] __initdata = {
};
/* LCD power controller */
static void smdkc100_lcd_power_set(struct plat_lcd_data *pd,
unsigned int power)
{
/* backlight */
gpio_direction_output(S5PC100_GPD(0), power);
if (power) {
/* module reset */
gpio_direction_output(S5PC100_GPH0(6), 1);
mdelay(100);
gpio_direction_output(S5PC100_GPH0(6), 0);
mdelay(10);
gpio_direction_output(S5PC100_GPH0(6), 1);
mdelay(10);
}
}
static struct plat_lcd_data smdkc100_lcd_power_data = {
.set_power = smdkc100_lcd_power_set,
};
static struct platform_device smdkc100_lcd_powerdev = {
.name = "platform-lcd",
.dev.parent = &s3c_device_fb.dev,
.dev.platform_data = &smdkc100_lcd_power_data,
};
/* Frame Buffer */
static struct s3c_fb_pd_win smdkc100_fb_win0 = {
/* this is to ensure we use 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,
.refresh = 80,
},
.max_bpp = 32,
.default_bpp = 16,
};
static struct s3c_fb_platdata smdkc100_lcd_pdata __initdata = {
.win[0] = &smdkc100_fb_win0,
.vidcon0 = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
.vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,
.setup_gpio = s5pc100_fb_gpio_setup_24bpp,
};
static struct platform_device *smdkc100_devices[] __initdata = {
&s3c_device_i2c0,
&s3c_device_i2c1,
&s3c_device_fb,
&s3c_device_hsmmc0,
&s3c_device_hsmmc1,
&s3c_device_hsmmc2,
&smdkc100_lcd_powerdev,
&s5pc100_device_iis0,
&s5pc100_device_ac97,
};
static void __init smdkc100_map_io(void)
{
s5p_init_io(NULL, 0, S5P_VA_CHIPID);
s3c24xx_init_clocks(12000000);
s3c24xx_init_uarts(smdkc100_uartcfgs, ARRAY_SIZE(smdkc100_uartcfgs));
}
static void __init smdkc100_machine_init(void)
{
/* I2C */
s3c_i2c0_set_platdata(NULL);
s3c_i2c1_set_platdata(NULL);
i2c_register_board_info(0, i2c_devs0, ARRAY_SIZE(i2c_devs0));
i2c_register_board_info(1, i2c_devs1, ARRAY_SIZE(i2c_devs1));
s3c_fb_set_platdata(&smdkc100_lcd_pdata);
/* LCD init */
gpio_request(S5PC100_GPD(0), "GPD");
gpio_request(S5PC100_GPH0(6), "GPH0");
smdkc100_lcd_power_set(&smdkc100_lcd_power_data, 0);
platform_add_devices(smdkc100_devices, ARRAY_SIZE(smdkc100_devices));
}
MACHINE_START(SMDKC100, "SMDKC100")
/* Maintainer: Byungho Min <bhmin@samsung.com> */
.phys_io = S3C_PA_UART & 0xfff00000,
.io_pg_offst = (((u32)S3C_VA_UART) >> 18) & 0xfffc,
.boot_params = S5P_PA_SDRAM + 0x100,
.init_irq = s5pc100_init_irq,
.map_io = smdkc100_map_io,
.init_machine = smdkc100_machine_init,
.timer = &s3c24xx_timer,
MACHINE_END