ARM: dts: Add basic dts for Exynos4412-based Trats 2 board
This patch introduces device tree sources for Samsung Trats 2 board
based on Exynos4412 SoC.
Currently support includes:
- eMMC,
- main PMIC (max77686),
- serial ports,
- GPIO keys,
- touchscreen.
Signed-off-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index ad340e4..68701d9 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -55,6 +55,7 @@
exynos4412-odroidx.dtb \
exynos4412-origen.dtb \
exynos4412-smdk4412.dtb \
+ exynos4412-trats2.dtb \
exynos5250-arndale.dtb \
exynos5250-smdk5250.dtb \
exynos5250-snow.dtb \
diff --git a/arch/arm/boot/dts/exynos4412-trats2.dts b/arch/arm/boot/dts/exynos4412-trats2.dts
new file mode 100644
index 0000000..056b835
--- /dev/null
+++ b/arch/arm/boot/dts/exynos4412-trats2.dts
@@ -0,0 +1,456 @@
+/*
+ * Samsung's Exynos4412 based Trats 2 board device tree source
+ *
+ * Copyright (c) 2013 Samsung Electronics Co., Ltd.
+ * http://www.samsung.com
+ *
+ * Device tree source file for Samsung's Trats 2 board which is based on
+ * Samsung's Exynos4412 SoC.
+ *
+ * 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.
+*/
+
+/dts-v1/;
+#include "exynos4412.dtsi"
+
+/ {
+ model = "Samsung Trats 2 based on Exynos4412";
+ compatible = "samsung,trats2", "samsung,exynos4412";
+
+ memory {
+ reg = <0x40000000 0x40000000>;
+ };
+
+ chosen {
+ bootargs = "console=ttySAC2,115200N8 root=/dev/mmcblk0p5 rootwait earlyprintk panic=5";
+ };
+
+ firmware@0204F000 {
+ compatible = "samsung,secure-firmware";
+ reg = <0x0204F000 0x1000>;
+ };
+
+ fixed-rate-clocks {
+ xxti {
+ compatible = "samsung,clock-xxti", "fixed-clock";
+ clock-frequency = <0>;
+ };
+
+ xusbxti {
+ compatible = "samsung,clock-xusbxti", "fixed-clock";
+ clock-frequency = <24000000>;
+ };
+ };
+
+ regulators {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ vemmc_reg: regulator-0 {
+ compatible = "regulator-fixed";
+ regulator-name = "VMEM_VDD_2.8V";
+ regulator-min-microvolt = <2800000>;
+ regulator-max-microvolt = <2800000>;
+ gpio = <&gpk0 2 0>;
+ enable-active-high;
+ };
+
+ /* More to come */
+ };
+
+ gpio-keys {
+ compatible = "gpio-keys";
+
+ key-down {
+ interrupt-parent = <&gpj1>;
+ interrupts = <2 0>;
+ gpios = <&gpj1 2 1>;
+ linux,code = <114>;
+ label = "volume down";
+ debounce-interval = <10>;
+ };
+
+ key-up {
+ interrupt-parent = <&gpj1>;
+ interrupts = <1 0>;
+ gpios = <&gpj1 1 1>;
+ linux,code = <115>;
+ label = "volume up";
+ debounce-interval = <10>;
+ };
+
+ key-power {
+ interrupt-parent = <&gpx2>;
+ interrupts = <7 0>;
+ gpios = <&gpx2 7 1>;
+ linux,code = <116>;
+ label = "power";
+ debounce-interval = <10>;
+ gpio-key,wakeup;
+ };
+ };
+
+ i2c@13890000 {
+ samsung,i2c-sda-delay = <100>;
+ samsung,i2c-slave-addr = <0x10>;
+ samsung,i2c-max-bus-freq = <400000>;
+ pinctrl-0 = <&i2c3_bus>;
+ pinctrl-names = "default";
+ status = "okay";
+
+ mms114-touchscreen@48 {
+ compatible = "melfas,mms114";
+ reg = <0x48>;
+ interrupt-parent = <&gpm2>;
+ interrupts = <3 2>;
+ x-size = <720>;
+ y-size = <1280>;
+ avdd-supply = <&ldo23_reg>;
+ vdd-supply = <&ldo24_reg>;
+ };
+ };
+
+ i2c@138D0000 {
+ samsung,i2c-sda-delay = <100>;
+ samsung,i2c-slave-addr = <0x10>;
+ samsung,i2c-max-bus-freq = <100000>;
+ pinctrl-0 = <&i2c7_bus>;
+ pinctrl-names = "default";
+ status = "okay";
+
+ max77686_pmic@09 {
+ compatible = "maxim,max77686";
+ interrupt-parent = <&gpx0>;
+ interrupts = <7 0>;
+ reg = <0x09>;
+
+ 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;
+ };
+ };
+ };
+ };
+
+ sdhci@12510000 {
+ bus-width = <8>;
+ non-removable;
+ pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus8>;
+ pinctrl-names = "default";
+ vmmc-supply = <&vemmc_reg>;
+ status = "okay";
+ };
+
+ serial@13800000 {
+ status = "okay";
+ };
+
+ serial@13810000 {
+ status = "okay";
+ };
+
+ serial@13820000 {
+ status = "okay";
+ };
+
+ serial@13830000 {
+ status = "okay";
+ };
+};