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6ad8ebffde
Ensure that unused I2C controllers are not activated, causing problems due to inappropriate pinmuxing or similar, by marking the controllers as disabled by default and requiring boards to explicitly enable those that are in use. Signed-off-by: Mark Brown <broonie@linaro.org> Acked-by: Tomasz Figa <t.figa@samsung.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
268 lines
5.0 KiB
Plaintext
268 lines
5.0 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 "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";
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aliases {
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};
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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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i2c@12C60000 {
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samsung,i2c-sda-delay = <100>;
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samsung,i2c-max-bus-freq = <20000>;
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status = "okay";
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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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};
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vdd: fixed-regulator@0 {
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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@1 {
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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@2 {
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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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i2c@12C70000 {
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samsung,i2c-sda-delay = <100>;
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samsung,i2c-max-bus-freq = <20000>;
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status = "okay";
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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@121D0000 {
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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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status = "okay";
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sata-phy {
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compatible = "samsung,sata-phy";
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reg = <0x38>;
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};
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};
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sata@122F0000 {
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samsung,sata-freq = <66>;
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};
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i2c@12C80000 {
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samsung,i2c-sda-delay = <100>;
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samsung,i2c-max-bus-freq = <66000>;
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status = "okay";
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hdmiddc@50 {
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compatible = "samsung,exynos4210-hdmiddc";
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reg = <0x50>;
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};
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};
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i2c@12CE0000 {
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samsung,i2c-sda-delay = <100>;
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samsung,i2c-max-bus-freq = <66000>;
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status = "okay";
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hdmiphy@38 {
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compatible = "samsung,exynos4212-hdmiphy";
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reg = <0x38>;
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};
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};
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mmc@12200000 {
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status = "okay";
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num-slots = <1>;
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supports-highspeed;
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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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slot@0 {
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reg = <0>;
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bus-width = <8>;
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};
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};
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mmc@12220000 {
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status = "okay";
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num-slots = <1>;
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supports-highspeed;
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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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slot@0 {
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reg = <0>;
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bus-width = <4>;
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disable-wp;
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};
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};
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spi_0: spi@12d20000 {
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status = "disabled";
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};
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spi_1: spi@12d30000 {
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status = "okay";
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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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cs-gpio = <&gpa2 5 0>;
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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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hdmi {
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hpd-gpio = <&gpx3 7 0>;
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};
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codec@11000000 {
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samsung,mfc-r = <0x43000000 0x800000>;
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samsung,mfc-l = <0x51000000 0x800000>;
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};
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i2s0: i2s@03830000 {
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status = "okay";
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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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usb@12110000 {
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samsung,vbus-gpio = <&gpx2 6 0>;
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};
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dp-controller@145B0000 {
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samsung,color-space = <0>;
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samsung,dynamic-range = <0>;
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samsung,ycbcr-coeff = <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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};
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fimd@14400000 {
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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@0 {
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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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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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