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EXYNOS: support TRATS board display function 

This patch support TRATS board configuration and display function.

Signed-off-by: Donghwa Lee <dh09.lee@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
This commit is contained in:
Donghwa Lee 2012-04-05 19:36:27 +00:00 committed by Albert ARIBAUD
parent bba09e9f56
commit 51b1cd6df7
2 changed files with 154 additions and 0 deletions
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146
board/samsung/trats/trats.c
View File

@ -2,6 +2,7 @@
* Copyright (C) 2011 Samsung Electronics
* Heungjun Kim <riverful.kim@samsung.com>
* Kyungmin Park <kyungmin.park@samsung.com>
* Donghwa Lee <dh09.lee@samsung.com>
*
* See file CREDITS for list of people who contributed to this
* project.
@ -23,11 +24,14 @@
*/
#include <common.h>
#include <lcd.h>
#include <asm/io.h>
#include <asm/arch/cpu.h>
#include <asm/arch/gpio.h>
#include <asm/arch/mmc.h>
#include <asm/arch/clock.h>
#include <asm/arch/clk.h>
#include <asm/arch/mipi_dsim.h>
#include <asm/arch/watchdog.h>
#include <asm/arch/power.h>
#include <pmic.h>
@ -357,3 +361,145 @@ int board_early_init_f(void)
return 0;
}
static void lcd_reset(void)
{
struct exynos4_gpio_part2 *gpio2 =
(struct exynos4_gpio_part2 *)samsung_get_base_gpio_part2();
s5p_gpio_direction_output(&gpio2->y4, 5, 1);
udelay(10000);
s5p_gpio_direction_output(&gpio2->y4, 5, 0);
udelay(10000);
s5p_gpio_direction_output(&gpio2->y4, 5, 1);
}
static int lcd_power(void)
{
int ret = 0;
struct pmic *p = get_pmic();
if (pmic_probe(p))
return 0;
/* LDO15 voltage: 2.2v */
ret |= pmic_reg_write(p, MAX8997_REG_LDO15CTRL, 0x1c | EN_LDO);
/* LDO13 voltage: 3.0v */
ret |= pmic_reg_write(p, MAX8997_REG_LDO13CTRL, 0x2c | EN_LDO);
if (ret) {
puts("MAX8997 LDO setting error!\n");
return -1;
}
return 0;
}
static struct mipi_dsim_config dsim_config = {
.e_interface = DSIM_VIDEO,
.e_virtual_ch = DSIM_VIRTUAL_CH_0,
.e_pixel_format = DSIM_24BPP_888,
.e_burst_mode = DSIM_BURST_SYNC_EVENT,
.e_no_data_lane = DSIM_DATA_LANE_4,
.e_byte_clk = DSIM_PLL_OUT_DIV8,
.hfp = 1,
.p = 3,
.m = 120,
.s = 1,
/* D-PHY PLL stable time spec :min = 200usec ~ max 400usec */
.pll_stable_time = 500,
/* escape clk : 10MHz */
.esc_clk = 20 * 1000000,
/* stop state holding counter after bta change count 0 ~ 0xfff */
.stop_holding_cnt = 0x7ff,
/* bta timeout 0 ~ 0xff */
.bta_timeout = 0xff,
/* lp rx timeout 0 ~ 0xffff */
.rx_timeout = 0xffff,
};
static struct exynos_platform_mipi_dsim s6e8ax0_platform_data = {
.lcd_panel_info = NULL,
.dsim_config = &dsim_config,
};
static struct mipi_dsim_lcd_device mipi_lcd_device = {
.name = "s6e8ax0",
.id = -1,
.bus_id = 0,
.platform_data = (void *)&s6e8ax0_platform_data,
};
static int mipi_power(void)
{
int ret = 0;
struct pmic *p = get_pmic();
if (pmic_probe(p))
return 0;
/* LDO3 voltage: 1.1v */
ret |= pmic_reg_write(p, MAX8997_REG_LDO3CTRL, 0x6 | EN_LDO);
/* LDO4 voltage: 1.8v */
ret |= pmic_reg_write(p, MAX8997_REG_LDO4CTRL, 0x14 | EN_LDO);
if (ret) {
puts("MAX8997 LDO setting error!\n");
return -1;
}
return 0;
}
void init_panel_info(vidinfo_t *vid)
{
vid->vl_freq = 60;
vid->vl_col = 720;
vid->vl_row = 1280;
vid->vl_width = 720;
vid->vl_height = 1280;
vid->vl_clkp = CONFIG_SYS_HIGH;
vid->vl_hsp = CONFIG_SYS_LOW;
vid->vl_vsp = CONFIG_SYS_LOW;
vid->vl_dp = CONFIG_SYS_LOW;
vid->vl_bpix = 32;
vid->dual_lcd_enabled = 0;
/* s6e8ax0 Panel */
vid->vl_hspw = 5;
vid->vl_hbpd = 10;
vid->vl_hfpd = 10;
vid->vl_vspw = 2;
vid->vl_vbpd = 1;
vid->vl_vfpd = 13;
vid->vl_cmd_allow_len = 0xf;
vid->win_id = 3;
vid->cfg_gpio = NULL;
vid->backlight_on = NULL;
vid->lcd_power_on = NULL; /* lcd_power_on in mipi dsi driver */
vid->reset_lcd = lcd_reset;
vid->init_delay = 0;
vid->power_on_delay = 0;
vid->reset_delay = 0;
vid->interface_mode = FIMD_RGB_INTERFACE;
vid->mipi_enabled = 1;
strcpy(s6e8ax0_platform_data.lcd_panel_name, mipi_lcd_device.name);
s6e8ax0_platform_data.lcd_power = lcd_power;
s6e8ax0_platform_data.mipi_power = mipi_power;
s6e8ax0_platform_data.phy_enable = set_mipi_phy_ctrl;
s6e8ax0_platform_data.lcd_panel_info = (void *)vid;
exynos_mipi_dsi_register_lcd_device(&mipi_lcd_device);
s6e8ax0_init();
exynos_set_dsim_platform_data(&s6e8ax0_platform_data);
setenv("lcdinfo", "lcd=s6e8ax0");
}

8
include/configs/trats.h
View File

@ -213,4 +213,12 @@
#define CONFIG_USB_GADGET_S3C_UDC_OTG
#define CONFIG_USB_GADGET_DUALSPEED
/* LCD */
#define CONFIG_EXYNOS_FB
#define CONFIG_LCD
#define CONFIG_FB_ADDR 0x52504000
#define CONFIG_S6E8AX0
#define CONFIG_EXYNOS_MIPI_DSIM
#define CONFIG_SYS_VIDEO_LOGO_MAX_SIZE (1280 * 720 * 4)
#endif /* __CONFIG_H */