mirror of https://gitee.com/openkylin/linux.git
420 lines
8.4 KiB
Plaintext
420 lines
8.4 KiB
Plaintext
/*
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* SAMSUNG SMDK5250 board device tree source
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*
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* Copyright (c) 2012 Samsung Electronics Co., Ltd.
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* http://www.samsung.com
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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/dts-v1/;
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/interrupt-controller/irq.h>
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#include "exynos5250.dtsi"
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/ {
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model = "SAMSUNG SMDK5250 board based on EXYNOS5250";
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compatible = "samsung,smdk5250", "samsung,exynos5250", "samsung,exynos5";
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aliases {
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};
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memory@40000000 {
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device_type = "memory";
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reg = <0x40000000 0x80000000>;
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};
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chosen {
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bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M console=ttySAC2,115200 init=/linuxrc";
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};
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vdd: fixed-regulator-vdd {
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compatible = "regulator-fixed";
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regulator-name = "vdd-supply";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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};
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dbvdd: fixed-regulator-dbvdd {
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compatible = "regulator-fixed";
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regulator-name = "dbvdd-supply";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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spkvdd: fixed-regulator-spkvdd {
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compatible = "regulator-fixed";
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regulator-name = "spkvdd-supply";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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regulator-always-on;
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};
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sound {
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compatible = "samsung,smdk-wm8994";
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samsung,i2s-controller = <&i2s0>;
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samsung,audio-codec = <&wm8994>;
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};
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fixed-rate-clocks {
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xxti {
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compatible = "samsung,clock-xxti";
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clock-frequency = <24000000>;
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};
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codec_mclk: codec-mclk {
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compatible = "fixed-clock";
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#clock-cells = <0>;
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clock-frequency = <16934000>;
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};
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};
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};
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&cpu0 {
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cpu0-supply = <&buck2_reg>;
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};
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&dp {
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samsung,color-space = <0>;
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samsung,color-depth = <1>;
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samsung,link-rate = <0x0a>;
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samsung,lane-count = <4>;
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pinctrl-names = "default";
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pinctrl-0 = <&dp_hpd>;
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status = "okay";
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display-timings {
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native-mode = <&timing0>;
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timing0: timing {
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/* 1280x800 */
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clock-frequency = <50000>;
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hactive = <1280>;
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vactive = <800>;
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hfront-porch = <4>;
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hback-porch = <4>;
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hsync-len = <4>;
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vback-porch = <4>;
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vfront-porch = <4>;
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vsync-len = <4>;
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};
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};
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};
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&ehci {
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samsung,vbus-gpio = <&gpx2 6 GPIO_ACTIVE_HIGH>;
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};
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&fimd {
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status = "okay";
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};
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&hdmi {
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status = "okay";
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ddc = <&i2c_2>;
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hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
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};
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&i2c_0 {
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status = "okay";
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samsung,i2c-sda-delay = <100>;
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samsung,i2c-max-bus-freq = <20000>;
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eeprom@50 {
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compatible = "samsung,s524ad0xd1";
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reg = <0x50>;
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};
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max77686@9 {
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compatible = "maxim,max77686";
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reg = <0x09>;
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interrupt-parent = <&gpx3>;
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interrupts = <2 IRQ_TYPE_NONE>;
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pinctrl-names = "default";
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pinctrl-0 = <&max77686_irq>;
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wakeup-source;
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voltage-regulators {
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ldo1_reg: LDO1 {
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regulator-name = "P1.0V_LDO_OUT1";
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regulator-min-microvolt = <1000000>;
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regulator-max-microvolt = <1000000>;
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regulator-always-on;
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};
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ldo2_reg: LDO2 {
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regulator-name = "P1.2V_LDO_OUT2";
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regulator-min-microvolt = <1200000>;
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regulator-max-microvolt = <1200000>;
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regulator-always-on;
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};
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ldo3_reg: LDO3 {
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regulator-name = "P1.8V_LDO_OUT3";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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};
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ldo4_reg: LDO4 {
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regulator-name = "P2.8V_LDO_OUT4";
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regulator-min-microvolt = <2800000>;
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regulator-max-microvolt = <2800000>;
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};
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ldo5_reg: LDO5 {
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regulator-name = "P1.8V_LDO_OUT5";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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};
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ldo6_reg: LDO6 {
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regulator-name = "P1.1V_LDO_OUT6";
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regulator-min-microvolt = <1100000>;
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regulator-max-microvolt = <1100000>;
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regulator-always-on;
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};
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ldo7_reg: LDO7 {
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regulator-name = "P1.1V_LDO_OUT7";
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regulator-min-microvolt = <1100000>;
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regulator-max-microvolt = <1100000>;
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regulator-always-on;
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};
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ldo8_reg: LDO8 {
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regulator-name = "P1.0V_LDO_OUT8";
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regulator-min-microvolt = <1000000>;
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regulator-max-microvolt = <1000000>;
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};
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ldo10_reg: LDO10 {
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regulator-name = "P1.8V_LDO_OUT10";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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};
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ldo11_reg: LDO11 {
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regulator-name = "P1.8V_LDO_OUT11";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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};
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ldo12_reg: LDO12 {
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regulator-name = "P3.0V_LDO_OUT12";
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regulator-min-microvolt = <3000000>;
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regulator-max-microvolt = <3000000>;
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};
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ldo13_reg: LDO13 {
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regulator-name = "P1.8V_LDO_OUT13";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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};
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ldo14_reg: LDO14 {
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regulator-name = "P1.8V_LDO_OUT14";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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};
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ldo15_reg: LDO15 {
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regulator-name = "P1.0V_LDO_OUT15";
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regulator-min-microvolt = <1000000>;
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regulator-max-microvolt = <1000000>;
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};
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ldo16_reg: LDO16 {
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regulator-name = "P1.8V_LDO_OUT16";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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};
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buck1_reg: BUCK1 {
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regulator-name = "vdd_mif";
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regulator-min-microvolt = <950000>;
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regulator-max-microvolt = <1300000>;
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regulator-always-on;
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regulator-boot-on;
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};
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buck2_reg: BUCK2 {
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regulator-name = "vdd_arm";
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regulator-min-microvolt = <850000>;
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regulator-max-microvolt = <1350000>;
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regulator-always-on;
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regulator-boot-on;
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};
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buck3_reg: BUCK3 {
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regulator-name = "vdd_int";
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regulator-min-microvolt = <900000>;
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regulator-max-microvolt = <1200000>;
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regulator-always-on;
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regulator-boot-on;
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};
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buck4_reg: BUCK4 {
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regulator-name = "vdd_g3d";
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regulator-min-microvolt = <850000>;
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regulator-max-microvolt = <1300000>;
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regulator-always-on;
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regulator-boot-on;
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};
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buck5_reg: BUCK5 {
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regulator-name = "P1.8V_BUCK_OUT5";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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regulator-boot-on;
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};
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};
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};
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};
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&i2c_1 {
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status = "okay";
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samsung,i2c-sda-delay = <100>;
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samsung,i2c-max-bus-freq = <20000>;
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eeprom@51 {
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compatible = "samsung,s524ad0xd1";
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reg = <0x51>;
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};
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wm8994: wm8994@1a {
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compatible = "wlf,wm8994";
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reg = <0x1a>;
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gpio-controller;
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#gpio-cells = <2>;
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clocks = <&codec_mclk>;
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clock-names = "MCLK1";
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AVDD2-supply = <&vdd>;
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CPVDD-supply = <&vdd>;
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DBVDD-supply = <&dbvdd>;
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SPKVDD1-supply = <&spkvdd>;
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SPKVDD2-supply = <&spkvdd>;
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};
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};
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&i2c_2 {
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status = "okay";
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/* used by HDMI DDC */
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samsung,i2c-sda-delay = <100>;
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samsung,i2c-max-bus-freq = <66000>;
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};
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&i2c_8 {
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status = "okay";
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/* used by HDMI PHY */
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samsung,i2c-sda-delay = <100>;
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samsung,i2c-max-bus-freq = <66000>;
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};
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&i2c_9 {
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status = "okay";
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samsung,i2c-sda-delay = <100>;
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samsung,i2c-max-bus-freq = <40000>;
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samsung,i2c-slave-addr = <0x38>;
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sata_phy_i2c: sata-phy@38 {
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compatible = "samsung,exynos-sataphy-i2c";
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reg = <0x38>;
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};
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};
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&i2s0 {
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status = "okay";
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};
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&mixer {
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status = "okay";
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};
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&mmc_0 {
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status = "okay";
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broken-cd;
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card-detect-delay = <200>;
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samsung,dw-mshc-ciu-div = <3>;
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samsung,dw-mshc-sdr-timing = <2 3>;
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samsung,dw-mshc-ddr-timing = <1 2>;
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pinctrl-names = "default";
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pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_bus8>;
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bus-width = <8>;
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cap-mmc-highspeed;
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};
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&mmc_2 {
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status = "okay";
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card-detect-delay = <200>;
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samsung,dw-mshc-ciu-div = <3>;
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samsung,dw-mshc-sdr-timing = <2 3>;
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samsung,dw-mshc-ddr-timing = <1 2>;
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pinctrl-names = "default";
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pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
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bus-width = <4>;
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disable-wp;
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cap-sd-highspeed;
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};
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&rtc {
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status = "okay";
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};
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&sata {
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status = "okay";
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};
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&sata_phy {
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status = "okay";
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samsung,exynos-sataphy-i2c-phandle = <&sata_phy_i2c>;
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};
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&spi_1 {
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status = "okay";
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cs-gpios = <&gpa2 5 GPIO_ACTIVE_HIGH>;
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w25q80bw@0 {
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#address-cells = <1>;
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#size-cells = <1>;
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compatible = "w25x80";
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reg = <0>;
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spi-max-frequency = <1000000>;
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controller-data {
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samsung,spi-feedback-delay = <0>;
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};
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partition@0 {
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label = "U-Boot";
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reg = <0x0 0x40000>;
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read-only;
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};
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partition@40000 {
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label = "Kernel";
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reg = <0x40000 0xc0000>;
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};
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};
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};
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&pinctrl_0 {
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max77686_irq: max77686-irq {
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samsung,pins = "gpx3-2";
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samsung,pin-function = <EXYNOS_PIN_FUNC_F>;
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samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
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samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
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};
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};
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