board:trats2: Enable device tree on Trats2

This patch enables to run Trats2 board on device tree.

Signed-off-by: Piotr Wilczek <p.wilczek@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>

4 files changed, 483 insertions, 391 deletions

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index a853ec659d..631a9bede1 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -1,6 +1,7 @@
 dtb-$(CONFIG_EXYNOS4) += exynos4210-origen.dtb \
 	exynos4210-universal_c210.dtb \
-	exynos4210-trats.dtb
+	exynos4210-trats.dtb \
+	exynos4412-trats2.dtb
 
 dtb-$(CONFIG_EXYNOS5) += exynos5250-arndale.dtb \
 	exynos5250-snow.dtb \
diff --git a/arch/arm/dts/exynos4412-trats2.dts b/arch/arm/dts/exynos4412-trats2.dts
new file mode 100644
index 0000000000..7d32067fdd
--- /dev/null
+++ b/arch/arm/dts/exynos4412-trats2.dts
@@ -0,0 +1,434 @@
+/*
+ * Samsung's Exynos4412 based Trats2 board device tree source
+ *
+ * Copyright (c) 2014 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/dts-v1/;
+/include/ "exynos4.dtsi"
+
+/ {
+	model = "Samsung Trats2 based on Exynos4412";
+	compatible = "samsung,trats2", "samsung,exynos4412";
+
+	config {
+		samsung,dsim-device-name = "s6e8ax0";
+	};
+
+	aliases {
+		i2c0 = "/i2c@13860000";
+		i2c1 = "/i2c@13870000";
+		i2c2 = "/i2c@13880000";
+		i2c3 = "/i2c@13890000";
+		i2c4 = "/i2c@138a0000";
+		i2c5 = "/i2c@138b0000";
+		i2c6 = "/i2c@138c0000";
+		i2c7 = "/i2c@138d0000";
+		serial0 = "/serial@13800000";
+		console = "/serial@13820000";
+		mmc0 = "sdhci@12510000";
+		mmc2 = "sdhci@12530000";
+	};
+
+	i2c@138d0000 {
+		samsung,i2c-sda-delay = <100>;
+		samsung,i2c-slave-addr = <0x10>;
+		samsung,i2c-max-bus-freq = <100000>;
+		status = "okay";
+
+		max77686_pmic@09 {
+			compatible = "maxim,max77686_pmic";
+			interrupts = <7 0>;
+			reg = <0x09 0 0>;
+			#clock-cells = <1>;
+
+			voltage-regulators {
+				ldo1_reg: ldo1 {
+					regulator-compatible = "LDO1";
+					regulator-name = "VALIVE_1.0V_AP";
+					regulator-min-microvolt = <1000000>;
+					regulator-max-microvolt = <1000000>;
+					regulator-always-on;
+					regulator-mem-on;
+				};
+
+				ldo2_reg: ldo2 {
+					regulator-compatible = "LDO2";
+					regulator-name = "VM1M2_1.2V_AP";
+					regulator-min-microvolt = <1200000>;
+					regulator-max-microvolt = <1200000>;
+					regulator-always-on;
+					regulator-mem-on;
+				};
+
+				ldo3_reg: ldo3 {
+					regulator-compatible = "LDO3";
+					regulator-name = "VCC_1.8V_AP";
+					regulator-min-microvolt = <1800000>;
+					regulator-max-microvolt = <1800000>;
+					regulator-always-on;
+					regulator-mem-on;
+				};
+
+				ldo4_reg: ldo4 {
+					regulator-compatible = "LDO4";
+					regulator-name = "VCC_2.8V_AP";
+					regulator-min-microvolt = <2800000>;
+					regulator-max-microvolt = <2800000>;
+					regulator-always-on;
+					regulator-mem-on;
+				};
+
+				ldo5_reg: ldo5 {
+					regulator-compatible = "LDO5";
+					regulator-name = "VCC_1.8V_IO";
+					regulator-min-microvolt = <1800000>;
+					regulator-max-microvolt = <1800000>;
+					regulator-always-on;
+					regulator-mem-on;
+				};
+
+				ldo6_reg: ldo6 {
+					regulator-compatible = "LDO6";
+					regulator-name = "VMPLL_1.0V_AP";
+					regulator-min-microvolt = <1000000>;
+					regulator-max-microvolt = <1000000>;
+					regulator-always-on;
+					regulator-mem-on;
+				};
+
+				ldo7_reg: ldo7 {
+					regulator-compatible = "LDO7";
+					regulator-name = "VPLL_1.0V_AP";
+					regulator-min-microvolt = <1000000>;
+					regulator-max-microvolt = <1000000>;
+					regulator-always-on;
+					regulator-mem-on;
+				};
+
+				ldo8_reg: ldo8 {
+					regulator-compatible = "LDO8";
+					regulator-name = "VMIPI_1.0V";
+					regulator-min-microvolt = <1000000>;
+					regulator-max-microvolt = <1000000>;
+					regulator-mem-off;
+				};
+
+				ldo9_reg: ldo9 {
+					regulator-compatible = "LDO9";
+					regulator-name = "CAM_ISP_MIPI_1.2V";
+					regulator-min-microvolt = <1200000>;
+					regulator-max-microvolt = <1200000>;
+					regulator-mem-idle;
+				};
+
+				ldo10_reg: ldo10 {
+					regulator-compatible = "LDO10";
+					regulator-name = "VMIPI_1.8V";
+					regulator-min-microvolt = <1800000>;
+					regulator-max-microvolt = <1800000>;
+					regulator-mem-off;
+				};
+
+				ldo11_reg: ldo11 {
+					regulator-compatible = "LDO11";
+					regulator-name = "VABB1_1.95V";
+					regulator-min-microvolt = <1950000>;
+					regulator-max-microvolt = <1950000>;
+					regulator-always-on;
+					regulator-mem-off;
+				};
+
+				ldo12_reg: ldo12 {
+					regulator-compatible = "LDO12";
+					regulator-name = "VUOTG_3.0V";
+					regulator-min-microvolt = <3000000>;
+					regulator-max-microvolt = <3000000>;
+					regulator-mem-off;
+				};
+
+				ldo13_reg: ldo13 {
+					regulator-compatible = "LDO13";
+					regulator-name = "NFC_AVDD_1.8V";
+					regulator-min-microvolt = <1800000>;
+					regulator-max-microvolt = <1800000>;
+					regulator-mem-idle;
+				};
+
+				ldo14_reg: ldo14 {
+					regulator-compatible = "LDO14";
+					regulator-name = "VABB2_1.95V";
+					regulator-min-microvolt = <1950000>;
+					regulator-max-microvolt = <1950000>;
+					regulator-always-on;
+					regulator-mem-off;
+				};
+
+				ldo15_reg: ldo15 {
+					regulator-compatible = "LDO15";
+					regulator-name = "VHSIC_1.0V";
+					regulator-min-microvolt = <1000000>;
+					regulator-max-microvolt = <1000000>;
+					regulator-mem-off;
+				};
+
+				ldo16_reg: ldo16 {
+					regulator-compatible = "LDO16";
+					regulator-name = "VHSIC_1.8V";
+					regulator-min-microvolt = <1800000>;
+					regulator-max-microvolt = <1800000>;
+					regulator-mem-off;
+				};
+
+				ldo17_reg: ldo17 {
+					regulator-compatible = "LDO17";
+					regulator-name = "CAM_SENSOR_CORE_1.2V";
+					regulator-min-microvolt = <1200000>;
+					regulator-max-microvolt = <1200000>;
+					regulator-mem-idle;
+				};
+
+				ldo18_reg: ldo18 {
+					regulator-compatible = "LDO18";
+					regulator-name = "CAM_ISP_SEN_IO_1.8V";
+					regulator-min-microvolt = <1800000>;
+					regulator-max-microvolt = <1800000>;
+					regulator-mem-idle;
+				};
+
+				ldo19_reg: ldo19 {
+					regulator-compatible = "LDO19";
+					regulator-name = "VT_CAM_1.8V";
+					regulator-min-microvolt = <1800000>;
+					regulator-max-microvolt = <1800000>;
+					regulator-mem-idle;
+				};
+
+				ldo20_reg: ldo20 {
+					regulator-compatible = "LDO20";
+					regulator-name = "VDDQ_PRE_1.8V";
+					regulator-min-microvolt = <1800000>;
+					regulator-max-microvolt = <1800000>;
+					regulator-mem-idle;
+				};
+
+				ldo21_reg: ldo21 {
+					regulator-compatible = "LDO21";
+					regulator-name = "VTF_2.8V";
+					regulator-min-microvolt = <2800000>;
+					regulator-max-microvolt = <2800000>;
+					regulator-mem-idle;
+				};
+
+				ldo22_reg: ldo22 {
+					regulator-compatible = "LDO22";
+					regulator-name = "VMEM_VDD_2.8V";
+					regulator-min-microvolt = <2800000>;
+					regulator-max-microvolt = <2800000>;
+					regulator-always-on;
+					regulator-mem-off;
+				};
+
+				ldo23_reg: ldo23 {
+					regulator-compatible = "LDO23";
+					regulator-name = "TSP_AVDD_3.3V";
+					regulator-min-microvolt = <3300000>;
+					regulator-max-microvolt = <3300000>;
+					regulator-mem-idle;
+				};
+
+				ldo24_reg: ldo24 {
+					regulator-compatible = "LDO24";
+					regulator-name = "TSP_VDD_1.8V";
+					regulator-min-microvolt = <1800000>;
+					regulator-max-microvolt = <1800000>;
+					regulator-mem-idle;
+				};
+
+				ldo25_reg: ldo25 {
+					regulator-compatible = "LDO25";
+					regulator-name = "LCD_VCC_3.3V";
+					regulator-min-microvolt = <2800000>;
+					regulator-max-microvolt = <2800000>;
+					regulator-mem-idle;
+				};
+
+				ldo26_reg: ldo26 {
+					regulator-compatible = "LDO26";
+					regulator-name = "MOTOR_VCC_3.0V";
+					regulator-min-microvolt = <3000000>;
+					regulator-max-microvolt = <3000000>;
+					regulator-mem-idle;
+				};
+
+				buck1_reg: buck1 {
+					regulator-compatible = "BUCK1";
+					regulator-name = "vdd_mif";
+					regulator-min-microvolt = <850000>;
+					regulator-max-microvolt = <1100000>;
+					regulator-always-on;
+					regulator-boot-on;
+					regulator-mem-off;
+				};
+
+				buck2_reg: buck2 {
+					regulator-compatible = "BUCK2";
+					regulator-name = "vdd_arm";
+					regulator-min-microvolt = <850000>;
+					regulator-max-microvolt = <1500000>;
+					regulator-always-on;
+					regulator-boot-on;
+					regulator-mem-off;
+				};
+
+				buck3_reg: buck3 {
+					regulator-compatible = "BUCK3";
+					regulator-name = "vdd_int";
+					regulator-min-microvolt = <850000>;
+					regulator-max-microvolt = <1150000>;
+					regulator-always-on;
+					regulator-boot-on;
+					regulator-mem-off;
+				};
+
+				buck4_reg: buck4 {
+					regulator-compatible = "BUCK4";
+					regulator-name = "vdd_g3d";
+					regulator-min-microvolt = <850000>;
+					regulator-max-microvolt = <1150000>;
+					regulator-boot-on;
+					regulator-mem-off;
+				};
+
+				buck5_reg: buck5 {
+					regulator-compatible = "BUCK5";
+					regulator-name = "VMEM_1.2V_AP";
+					regulator-min-microvolt = <1200000>;
+					regulator-max-microvolt = <1200000>;
+					regulator-always-on;
+				};
+
+				buck6_reg: buck6 {
+					regulator-compatible = "BUCK6";
+					regulator-name = "VCC_SUB_1.35V";
+					regulator-min-microvolt = <1350000>;
+					regulator-max-microvolt = <1350000>;
+					regulator-always-on;
+				};
+
+				buck7_reg: buck7 {
+					regulator-compatible = "BUCK7";
+					regulator-name = "VCC_SUB_2.0V";
+					regulator-min-microvolt = <2000000>;
+					regulator-max-microvolt = <2000000>;
+					regulator-always-on;
+				};
+
+				buck8_reg: buck8 {
+					regulator-compatible = "BUCK8";
+					regulator-name = "VMEM_VDDF_3.0V";
+					regulator-min-microvolt = <2850000>;
+					regulator-max-microvolt = <2850000>;
+					regulator-always-on;
+					regulator-mem-off;
+				};
+
+				buck9_reg: buck9 {
+					regulator-compatible = "BUCK9";
+					regulator-name = "CAM_ISP_CORE_1.2V";
+					regulator-min-microvolt = <1000000>;
+					regulator-max-microvolt = <1200000>;
+					regulator-mem-off;
+				};
+			};
+		};
+	};
+
+	fimd@11c00000 {
+		compatible = "samsung,exynos-fimd";
+		reg = <0x11c00000 0xa4>;
+
+		samsung,vl-freq = <60>;
+		samsung,vl-col = <720>;
+		samsung,vl-row = <1280>;
+		samsung,vl-width = <720>;
+		samsung,vl-height = <1280>;
+
+		samsung,vl-clkp = <0>;
+		samsung,vl-oep = <0>;
+		samsung,vl-hsp = <1>;
+		samsung,vl-vsp = <1>;
+		samsung,vl-dp = <1>;
+		samsung,vl-bpix = <4>;
+
+		samsung,vl-hspw = <5>;
+		samsung,vl-hbpd = <10>;
+		samsung,vl-hfpd = <10>;
+		samsung,vl-vspw = <2>;
+		samsung,vl-vbpd = <1>;
+		samsung,vl-vfpd = <13>;
+		samsung,vl-cmd-allow-len = <0xf>;
+
+		samsung,winid = <0>;
+		samsung,power-on-delay = <30>;
+		samsung,interface-mode = <1>;
+		samsung,mipi-enabled = <1>;
+		samsung,dp-enabled;
+		samsung,dual-lcd-enabled;
+
+		samsung,logo-on = <1>;
+		samsung,resolution = <0>;
+		samsung,rgb-mode = <0>;
+	};
+
+	mipidsi@11c80000 {
+		compatible = "samsung,exynos-mipi-dsi";
+		reg = <0x11c80000 0x5c>;
+
+		samsung,dsim-config-e-interface = <1>;
+		samsung,dsim-config-e-virtual-ch = <0>;
+		samsung,dsim-config-e-pixel-format = <7>;
+		samsung,dsim-config-e-burst-mode = <1>;
+		samsung,dsim-config-e-no-data-lane = <3>;
+		samsung,dsim-config-e-byte-clk = <0>;
+		samsung,dsim-config-hfp = <1>;
+
+		samsung,dsim-config-p = <3>;
+		samsung,dsim-config-m = <120>;
+		samsung,dsim-config-s = <1>;
+
+		samsung,dsim-config-pll-stable-time = <500>;
+		samsung,dsim-config-esc-clk = <20000000>;
+		samsung,dsim-config-stop-holding-cnt = <0x7ff>;
+		samsung,dsim-config-bta-timeout = <0xff>;
+		samsung,dsim-config-rx-timeout = <0xffff>;
+
+		samsung,dsim-device-id = <0xffffffff>;
+		samsung,dsim-device-bus-id = <0>;
+
+		samsung,dsim-device-reverse-panel = <1>;
+	};
+
+	sdhci@12510000 {
+		samsung,bus-width = <8>;
+		samsung,timing = <1 3 3>;
+		pwr-gpios = <&gpio 0x2004002 0>;
+	};
+
+	sdhci@12520000 {
+		status = "disabled";
+	};
+
+	sdhci@12530000 {
+		samsung,bus-width = <4>;
+		samsung,timing = <1 2 3>;
+		cd-gpios = <&gpio 0x20C6004 0>;
+	};
+
+	sdhci@12540000 {
+		status = "disabled";
+	};
+};
diff --git a/board/samsung/trats2/trats2.c b/board/samsung/trats2/trats2.c
index c17c24d60a..2a6c9f9170 100644
--- a/board/samsung/trats2/trats2.c
+++ b/board/samsung/trats2/trats2.c
@@ -8,15 +8,9 @@
 
 #include <common.h>
 #include <lcd.h>
-#include <asm/io.h>
-#include <asm/arch/gpio.h>
-#include <asm/arch/mmc.h>
-#include <asm/arch/power.h>
-#include <asm/arch/clk.h>
-#include <asm/arch/clock.h>
-#include <asm/arch/mipi_dsim.h>
 #include <asm/arch/pinmux.h>
 #include <asm/arch/power.h>
+#include <asm/arch/mipi_dsim.h>
 #include <power/pmic.h>
 #include <power/max77686_pmic.h>
 #include <power/battery.h>
@@ -28,7 +22,6 @@
 #include <usb.h>
 #include <usb/s3c_udc.h>
 #include <usb_mass_storage.h>
-#include <samsung/misc.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -69,16 +62,6 @@ static void check_hw_revision(void)
 	board_rev = modelrev << 8;
 }
 
-#ifdef CONFIG_DISPLAY_BOARDINFO
-int checkboard(void)
-{
-	puts("Board:\tTRATS2\n");
-	printf("HW Revision:\t0x%04x\n", board_rev);
-
-	return 0;
-}
-#endif
-
 u32 get_board_rev(void)
 {
 	return board_rev;
@@ -156,33 +139,24 @@ int get_soft_i2c_sda_pin(void)
 }
 #endif
 
-int board_early_init_f(void)
+int exynos_early_init_f(void)
 {
-	check_hw_revision();
 	board_external_gpio_init();
 
-	gd->flags |= GD_FLG_DISABLE_CONSOLE;
-
 	return 0;
 }
 
 static int pmic_init_max77686(void);
 
-int board_init(void)
+int exynos_init(void)
 {
-	struct exynos4_power *pwr =
-		(struct exynos4_power *)samsung_get_base_power();
-
-	gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
-
-	/* workaround: clear INFORM4..5 */
-	writel(0, (unsigned int)&pwr->inform4);
-	writel(0, (unsigned int)&pwr->inform5);
+	check_hw_revision();
+	printf("HW Revision:\t0x%04x\n", board_rev);
 
 	return 0;
 }
 
-int power_init_board(void)
+int exynos_power_init(void)
 {
 	int chrg;
 	struct power_battery *pb;
@@ -248,90 +222,6 @@ int power_init_board(void)
 	return 0;
 }
 
-int dram_init(void)
-{
-	u32 size_mb;
-
-	size_mb = (get_ram_size((long *)PHYS_SDRAM_1, PHYS_SDRAM_1_SIZE) +
-		get_ram_size((long *)PHYS_SDRAM_2, PHYS_SDRAM_2_SIZE) +
-		get_ram_size((long *)PHYS_SDRAM_3, PHYS_SDRAM_3_SIZE) +
-		get_ram_size((long *)PHYS_SDRAM_4, PHYS_SDRAM_4_SIZE)) >> 20;
-
-	gd->ram_size = size_mb << 20;
-
-	return 0;
-}
-
-void dram_init_banksize(void)
-{
-	gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
-	gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
-	gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
-	gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
-	gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
-	gd->bd->bi_dram[2].size = PHYS_SDRAM_3_SIZE;
-	gd->bd->bi_dram[3].start = PHYS_SDRAM_4;
-	gd->bd->bi_dram[3].size = PHYS_SDRAM_4_SIZE;
-}
-
-int board_mmc_init(bd_t *bis)
-{
-	int err0, err2 = 0;
-
-	gpio2 = (struct exynos4x12_gpio_part2 *)samsung_get_base_gpio_part2();
-
-	/* eMMC_EN: SD_0_CDn: GPK0[2] Output High */
-	s5p_gpio_direction_output(&gpio2->k0, 2, 1);
-	s5p_gpio_set_pull(&gpio2->k0, 2, GPIO_PULL_NONE);
-
-	/*
-	 * eMMC GPIO:
-	 * SDR 8-bit@48MHz at MMC0
-	 * GPK0[0]      SD_0_CLK(2)
-	 * GPK0[1]      SD_0_CMD(2)
-	 * GPK0[2]      SD_0_CDn        -> Not used
-	 * GPK0[3:6]    SD_0_DATA[0:3](2)
-	 * GPK1[3:6]    SD_0_DATA[0:3](3)
-	 *
-	 * DDR 4-bit@26MHz at MMC4
-	 * GPK0[0]      SD_4_CLK(3)
-	 * GPK0[1]      SD_4_CMD(3)
-	 * GPK0[2]      SD_4_CDn        -> Not used
-	 * GPK0[3:6]    SD_4_DATA[0:3](3)
-	 * GPK1[3:6]    SD_4_DATA[4:7](4)
-	 */
-
-	err0 = exynos_pinmux_config(PERIPH_ID_SDMMC0, PINMUX_FLAG_8BIT_MODE);
-
-	/*
-	 * MMC device init
-	 * mmc0  : eMMC (8-bit buswidth)
-	 * mmc2  : SD card (4-bit buswidth)
-	 */
-	if (err0)
-		debug("SDMMC0 not configured\n");
-	else
-		err0 = s5p_mmc_init(0, 8);
-
-	/* T-flash detect */
-	s5p_gpio_cfg_pin(&gpio2->x3, 4, 0xf);
-	s5p_gpio_set_pull(&gpio2->x3, 4, GPIO_PULL_UP);
-
-	/*
-	 * Check the T-flash  detect pin
-	 * GPX3[4] T-flash detect pin
-	 */
-	if (!s5p_gpio_get_value(&gpio2->x3, 4)) {
-		err2 = exynos_pinmux_config(PERIPH_ID_SDMMC2, PINMUX_FLAG_NONE);
-		if (err2)
-			debug("SDMMC2 not configured\n");
-		else
-			err2 = s5p_mmc_init(2, 4);
-	}
-
-	return err0 & err2;
-}
-
 #ifdef CONFIG_USB_GADGET
 static int s5pc210_phy_control(int on)
 {
@@ -479,46 +369,7 @@ static int pmic_init_max77686(void)
  */
 
 #ifdef CONFIG_LCD
-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 dsim_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 *)&dsim_platform_data,
-};
-
-static int mipi_power(void)
+int mipi_power(void)
 {
 	struct pmic *p = pmic_get("MAX77686_PMIC");
 
@@ -556,77 +407,13 @@ void exynos_reset_lcd(void)
 	s5p_gpio_set_value(&gpio1->f2, 1, 1);
 }
 
-vidinfo_t panel_info = {
-	.vl_freq	= 60,
-	.vl_col		= 720,
-	.vl_row		= 1280,
-	.vl_width	= 720,
-	.vl_height	= 1280,
-	.vl_clkp	= CONFIG_SYS_HIGH,
-	.vl_hsp		= CONFIG_SYS_LOW,
-	.vl_vsp		= CONFIG_SYS_LOW,
-	.vl_dp		= CONFIG_SYS_LOW,
-	.vl_bpix	= 4,	/* Bits per pixel, 2^4 = 16 */
-
-	/* s6e8ax0 Panel infomation */
-	.vl_hspw	= 5,
-	.vl_hbpd	= 10,
-	.vl_hfpd	= 10,
-
-	.vl_vspw	= 2,
-	.vl_vbpd	= 1,
-	.vl_vfpd	= 13,
-	.vl_cmd_allow_len = 0xf,
-	.mipi_enabled = 1,
-
-	.dual_lcd_enabled = 0,
-
-	.init_delay	= 0,
-	.power_on_delay = 25,
-	.reset_delay	= 0,
-	.interface_mode = FIMD_RGB_INTERFACE,
-};
-
-void init_panel_info(vidinfo_t *vid)
+void exynos_lcd_misc_init(vidinfo_t *vid)
 {
-	vid->logo_on	= 1;
-	vid->resolution	= HD_RESOLUTION;
-	vid->rgb_mode	= MODE_RGB_P;
-
-	vid->power_on_delay = 30;
-
-	mipi_lcd_device.reverse_panel = 1;
-
 #ifdef CONFIG_TIZEN
 	get_tizen_logo_info(vid);
 #endif
-
-	strcpy(dsim_platform_data.lcd_panel_name, mipi_lcd_device.name);
-	dsim_platform_data.mipi_power = mipi_power;
-	dsim_platform_data.phy_enable = set_mipi_phy_ctrl;
-	dsim_platform_data.lcd_panel_info = (void *)vid;
-	exynos_mipi_dsi_register_lcd_device(&mipi_lcd_device);
-
+#ifdef CONFIG_S6E8AX0
 	s6e8ax0_init();
-
-	exynos_set_dsim_platform_data(&dsim_platform_data);
-}
-#endif /* LCD */
-
-#ifdef CONFIG_MISC_INIT_R
-int misc_init_r(void)
-{
-#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
-	set_board_info();
-#endif
-#ifdef CONFIG_LCD_MENU
-	keys_init();
-	check_boot_mode();
 #endif
-#ifdef CONFIG_CMD_BMP
-	if (panel_info.logo_on)
-		draw_logo();
-#endif
-	return 0;
 }
-#endif
+#endif /* LCD */
diff --git a/include/configs/trats2.h b/include/configs/trats2.h
index 6d389df9df..81945755a1 100644
--- a/include/configs/trats2.h
+++ b/include/configs/trats2.h
@@ -8,27 +8,17 @@
  * SPDX-License-Identifier:	GPL-2.0+
  */
 
-#ifndef __CONFIG_H
-#define __CONFIG_H
+#ifndef __CONFIG_TRATS2_H
+#define __CONFIG_TRATS2_H
 
-/*
- * High Level Configuration Options
- * (easy to change)
- */
-#define CONFIG_SAMSUNG		/* in a SAMSUNG core */
-#define CONFIG_S5P		/* which is in a S5P Family */
-#define CONFIG_EXYNOS4		/* which is in a EXYNOS4XXX */
-#define CONFIG_TIZEN		/* TIZEN lib */
+#include <configs/exynos4-dt.h>
 
-#include <asm/arch/cpu.h>		/* get chip and board defs */
-
-#define CONFIG_ARCH_CPU_INIT
-#define CONFIG_DISPLAY_CPUINFO
-#define CONFIG_DISPLAY_BOARDINFO
+#define CONFIG_SYS_PROMPT	"Trats2 # "	/* Monitor Command Prompt */
 
-#define CONFIG_SKIP_LOWLEVEL_INIT
+#undef CONFIG_DEFAULT_DEVICE_TREE
+#define CONFIG_DEFAULT_DEVICE_TREE	exynos4412-trats2
 
-#define CONFIG_SYS_CACHELINE_SIZE	32
+#define CONFIG_TIZEN			/* TIZEN lib */
 
 #define CONFIG_SYS_L2CACHE_OFF
 #ifndef CONFIG_SYS_L2CACHE_OFF
@@ -36,121 +26,47 @@
 #define CONFIG_SYS_PL310_BASE	0x10502000
 #endif
 
-#define CONFIG_NR_DRAM_BANKS	4
-#define PHYS_SDRAM_1		0x40000000	/* LDDDR2 DMC 0 */
-#define PHYS_SDRAM_1_SIZE	(256 << 20)	/* 256 MB in CS 0 */
-#define PHYS_SDRAM_2		0x50000000	/* LPDDR2 DMC 1 */
-#define PHYS_SDRAM_2_SIZE	(256 << 20)	/* 256 MB in CS 0 */
-#define PHYS_SDRAM_3		0x60000000	/* LPDDR2 DMC 1 */
-#define PHYS_SDRAM_3_SIZE	(256 << 20)	/* 256 MB in CS 0 */
-#define PHYS_SDRAM_4		0x70000000	/* LPDDR2 DMC 1 */
-#define PHYS_SDRAM_4_SIZE	(256 << 20)	/* 256 MB in CS 0 */
-#define PHYS_SDRAM_END		0x80000000
-
-#define CONFIG_SYS_MEM_TOP_HIDE		(1 << 20)	/* ram console */
+/* TRATS2 has 4 banks of DRAM */
+#define CONFIG_NR_DRAM_BANKS		4
+#define CONFIG_SYS_SDRAM_BASE		0x40000000
+#define PHYS_SDRAM_1			CONFIG_SYS_SDRAM_BASE
+#define SDRAM_BANK_SIZE			(256 << 20)	/* 256 MB */
+/* memtest works on */
+#define CONFIG_SYS_MEMTEST_START	CONFIG_SYS_SDRAM_BASE
+#define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_SDRAM_BASE + 0x5E00000)
+#define CONFIG_SYS_LOAD_ADDR		(CONFIG_SYS_SDRAM_BASE + 0x3E00000)
 
-#define CONFIG_SYS_SDRAM_BASE		(PHYS_SDRAM_1)
 #define CONFIG_SYS_TEXT_BASE		0x78100000
 
-#define CONFIG_SYS_CLK_FREQ		24000000
-
-#define CONFIG_SETUP_MEMORY_TAGS
-#define CONFIG_CMDLINE_TAG
-#define CONFIG_REVISION_TAG
-
-/* MACH_TYPE_TRATS2 */
-#define MACH_TYPE_TRATS2		3765
-#define CONFIG_MACH_TYPE		MACH_TYPE_TRATS2
-
-#define CONFIG_DISPLAY_CPUINFO
-
 #include <linux/sizes.h>
 /* Size of malloc() pool */
 #define CONFIG_SYS_MALLOC_LEN		(CONFIG_ENV_SIZE + (80 * SZ_1M))
 
 /* select serial console configuration */
 #define CONFIG_SERIAL2
+#define CONFIG_BAUDRATE			115200
 
-#define CONFIG_SYS_HUSH_PARSER		/* use "hush" command parser	*/
-#define CONFIG_SYS_PROMPT_HUSH_PS2	"> "
+/* Console configuration */
+#define CONFIG_SYS_CONSOLE_INFO_QUIET
+#define CONFIG_SYS_CONSOLE_IS_IN_ENV
 
-#define CONFIG_CMDLINE_EDITING
+#define CONFIG_BOOTARGS			"Please use defined boot"
+#define CONFIG_BOOTCOMMAND		"run mmcboot"
+#define CONFIG_DEFAULT_CONSOLE		"console=ttySAC1,115200n8\0"
 
-#define CONFIG_BAUDRATE			115200
+#define CONFIG_SYS_INIT_SP_ADDR	(CONFIG_SYS_LOAD_ADDR \
+					- GENERATED_GBL_DATA_SIZE)
 
-/* It should define before config_cmd_default.h */
-#define CONFIG_SYS_NO_FLASH
-
-/***********************************************************
- * Command definition
- ***********************************************************/
-#include <config_cmd_default.h>
-
-#undef CONFIG_CMD_ECHO
-#undef CONFIG_CMD_FPGA
-#undef CONFIG_CMD_FLASH
-#undef CONFIG_CMD_IMLS
-#undef CONFIG_CMD_NAND
-#undef CONFIG_CMD_MISC
-#undef CONFIG_CMD_NFS
-#undef CONFIG_CMD_SOURCE
-#undef CONFIG_CMD_XIMG
-#define CONFIG_CMD_CACHE
-#define CONFIG_CMD_I2C
-#define CONFIG_CMD_MMC
-#define CONFIG_CMD_DFU
-#define CONFIG_CMD_GPT
-#define CONFIG_CMD_PMIC
-
-#define CONFIG_BOOTDELAY	3
-#define CONFIG_ZERO_BOOTDELAY_CHECK
-
-#define CONFIG_CMD_FAT
-#define CONFIG_FAT_WRITE
-
-/* EXT4 */
-#define CONFIG_CMD_EXT4
-#define CONFIG_CMD_EXT4_WRITE
-
-/* USB Composite download gadget - g_dnl */
-#define CONFIG_USBDOWNLOAD_GADGET
-#define CONFIG_SYS_DFU_DATA_BUF_SIZE SZ_32M
-#define DFU_DEFAULT_POLL_TIMEOUT 300
-#define CONFIG_DFU_FUNCTION
-#define CONFIG_DFU_MMC
-
-/* TIZEN THOR downloader support */
-#define CONFIG_CMD_THOR_DOWNLOAD
-#define CONFIG_THOR_FUNCTION
-
-/* USB Samsung's IDs */
-#define CONFIG_G_DNL_VENDOR_NUM 0x04E8
-#define CONFIG_G_DNL_PRODUCT_NUM 0x6601
-#define CONFIG_G_DNL_THOR_VENDOR_NUM CONFIG_G_DNL_VENDOR_NUM
-#define CONFIG_G_DNL_THOR_PRODUCT_NUM 0x685D
-#define CONFIG_G_DNL_MANUFACTURER "Samsung"
-
-/* To use the TFTPBOOT over USB, Please enable the CONFIG_CMD_NET */
-#undef CONFIG_CMD_NET
-
-/* MMC */
-#define CONFIG_GENERIC_MMC
-#define CONFIG_MMC
-#define CONFIG_S5P_SDHCI
-#define CONFIG_SDHCI
-#define CONFIG_MMC_SDMA
-#define CONFIG_MMC_DEFAULT_DEV	0
-
-/* PWM */
-#define CONFIG_PWM
-
-#define CONFIG_BOOTARGS		"Please use defined boot"
-#define CONFIG_BOOTCOMMAND	"run mmcboot"
-#define CONFIG_DEFAULT_CONSOLE	"console=ttySAC2,115200n8\0"
+#define CONFIG_SYS_MEM_TOP_HIDE	(1 << 20)	/* ram console */
+
+#define CONFIG_SYS_MONITOR_BASE	0x00000000
+
+#define CONFIG_ENV_IS_IN_MMC
+#define CONFIG_SYS_MMC_ENV_DEV		CONFIG_MMC_DEFAULT_DEV
+#define CONFIG_ENV_SIZE			4096
+#define CONFIG_ENV_OFFSET		((32 - 4) << 10) /* 32KiB - 4KiB */
 
 #define CONFIG_ENV_OVERWRITE
-#define CONFIG_SYS_CONSOLE_INFO_QUIET
-#define CONFIG_SYS_CONSOLE_IS_IN_ENV
 
 #define CONFIG_ENV_VARS_UBOOT_CONFIG
 #define CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
@@ -246,49 +162,11 @@
 		   "setenv spl_addr_tmp;\0" \
 	"fdtaddr=40800000\0" \
 
-/*
- * Miscellaneous configurable options
- */
-#define CONFIG_SYS_LONGHELP			/* undef to save memory */
-#define CONFIG_SYS_PROMPT	"Trats2 # "	/* Monitor Command Prompt */
-#define CONFIG_SYS_CBSIZE	256		/* Console I/O Buffer Size */
-#define CONFIG_SYS_PBSIZE	384		/* Print Buffer Size */
-#define CONFIG_SYS_MAXARGS	32		/* max number of command args */
-
-/* Boot Argument Buffer Size */
-#define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
-
-/* memtest works on */
-#define CONFIG_SYS_MEMTEST_START	CONFIG_SYS_SDRAM_BASE
-#define CONFIG_SYS_MEMTEST_END		(CONFIG_SYS_SDRAM_BASE + 0x5000000)
-#define CONFIG_SYS_LOAD_ADDR		(CONFIG_SYS_SDRAM_BASE + 0x4800000)
-
-#define CONFIG_SYS_INIT_SP_ADDR		(CONFIG_SYS_LOAD_ADDR \
-					- GENERATED_GBL_DATA_SIZE)
-
-/* valid baudrates */
-#define CONFIG_SYS_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
-
-#define CONFIG_SYS_MONITOR_BASE		0x00000000
-
-/*-----------------------------------------------------------------------
- * FLASH and environment organization
- */
-
-#define CONFIG_SYS_MONITOR_LEN		(256 << 10)	/* Reserve 2 sectors */
-
-#define CONFIG_ENV_IS_IN_MMC
-#define CONFIG_SYS_MMC_ENV_DEV		CONFIG_MMC_DEFAULT_DEV
-#define CONFIG_ENV_SIZE			4096
-#define CONFIG_ENV_OFFSET		((32 - 4) << 10) /* 32KiB - 4KiB */
-#define CONFIG_EFI_PARTITION
-#define CONFIG_PARTITION_UUIDS
-
-#define CONFIG_BOARD_EARLY_INIT_F
-
 /* I2C */
 #include <asm/arch/gpio.h>
 
+#define CONFIG_CMD_I2C
+
 #define CONFIG_SYS_I2C
 #define CONFIG_SYS_I2C_S3C24X0
 #define CONFIG_SYS_I2C_S3C24X0_SPEED	100000
@@ -318,11 +196,6 @@ int get_soft_i2c_sda_pin(void);
 #define CONFIG_POWER_MUIC_MAX77693
 #define CONFIG_POWER_FG_MAX77693
 #define CONFIG_POWER_BATTERY_TRATS2
-#define CONFIG_USB_GADGET
-#define CONFIG_USB_GADGET_S3C_UDC_OTG
-#define CONFIG_USB_GADGET_DUALSPEED
-#define CONFIG_USB_GADGET_VBUS_DRAW	2
-#define CONFIG_USB_CABLE_CHECK
 
 /* Common misc for Samsung */
 #define CONFIG_MISC_COMMON
@@ -362,10 +235,7 @@ int get_soft_i2c_sda_pin(void);
 #define CONFIG_VIDEO_BMP_GZIP
 #define CONFIG_SYS_VIDEO_LOGO_MAX_SIZE ((500 * 160 * 4) + 54)
 
-#define CONFIG_CMD_USB_MASS_STORAGE
-#define CONFIG_USB_GADGET_MASS_STORAGE
-
-/* Pass open firmware flat tree */
-#define CONFIG_OF_LIBFDT    1
+#define LCD_XRES	720
+#define LCD_YRES	1280
 
 #endif	/* __CONFIG_H */