// SPDX-License-Identifier: GPL-2.0 /* * Samsung SMDK5250 board device tree source * * Copyright (c) 2012 Samsung Electronics Co., Ltd. * http://www.samsung.com */ /dts-v1/; #include #include #include #include "exynos5250.dtsi" / { model = "Samsung SMDK5250 board based on Exynos5250"; compatible = "samsung,smdk5250", "samsung,exynos5250", "samsung,exynos5"; aliases { }; memory@40000000 { device_type = "memory"; reg = <0x40000000 0x80000000>; }; chosen { bootargs = "root=/dev/ram0 rw ramdisk=8192 initrd=0x41000000,8M init=/linuxrc"; stdout-path = "serial2:115200n8"; }; vdd: fixed-regulator-vdd { compatible = "regulator-fixed"; regulator-name = "vdd-supply"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-always-on; }; dbvdd: fixed-regulator-dbvdd { compatible = "regulator-fixed"; regulator-name = "dbvdd-supply"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-always-on; }; spkvdd: fixed-regulator-spkvdd { compatible = "regulator-fixed"; regulator-name = "spkvdd-supply"; regulator-min-microvolt = <5000000>; regulator-max-microvolt = <5000000>; regulator-always-on; }; sound { compatible = "samsung,smdk-wm8994"; samsung,i2s-controller = <&i2s0>; samsung,audio-codec = <&wm8994>; }; fixed-rate-clocks { xxti { compatible = "samsung,clock-xxti"; clock-frequency = <24000000>; }; codec_mclk: codec-mclk { compatible = "fixed-clock"; #clock-cells = <0>; clock-frequency = <16934000>; }; }; }; &cpu0 { cpu0-supply = <&buck2_reg>; }; &dp { samsung,color-space = <0>; samsung,color-depth = <1>; samsung,link-rate = <0x0a>; samsung,lane-count = <4>; pinctrl-names = "default"; pinctrl-0 = <&dp_hpd>; status = "okay"; display-timings { native-mode = <&timing0>; timing0: timing { /* 1280x800 */ clock-frequency = <50000>; hactive = <1280>; vactive = <800>; hfront-porch = <4>; hback-porch = <4>; hsync-len = <4>; vback-porch = <4>; vfront-porch = <4>; vsync-len = <4>; }; }; }; &ehci { samsung,vbus-gpio = <&gpx2 6 GPIO_ACTIVE_HIGH>; }; &fimd { status = "okay"; }; &hdmi { status = "okay"; ddc = <&i2c_2>; hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>; vdd-supply = <&ldo8_reg>; vdd_osc-supply = <&ldo10_reg>; vdd_pll-supply = <&ldo8_reg>; }; &i2c_0 { status = "okay"; samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <20000>; eeprom@50 { compatible = "samsung,s524ad0xd1", "atmel,24c128"; reg = <0x50>; }; max77686: pmic@9 { compatible = "maxim,max77686"; reg = <0x09>; interrupt-parent = <&gpx3>; interrupts = <2 IRQ_TYPE_LEVEL_LOW>; pinctrl-names = "default"; pinctrl-0 = <&max77686_irq>; #clock-cells = <1>; wakeup-source; voltage-regulators { ldo1_reg: LDO1 { regulator-name = "P1.0V_LDO_OUT1"; regulator-min-microvolt = <1000000>; regulator-max-microvolt = <1000000>; regulator-always-on; }; ldo2_reg: LDO2 { regulator-name = "P1.2V_LDO_OUT2"; regulator-min-microvolt = <1200000>; regulator-max-microvolt = <1200000>; regulator-always-on; }; ldo3_reg: LDO3 { regulator-name = "P1.8V_LDO_OUT3"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-always-on; }; ldo4_reg: LDO4 { regulator-name = "P2.8V_LDO_OUT4"; regulator-min-microvolt = <2800000>; regulator-max-microvolt = <2800000>; }; ldo5_reg: LDO5 { regulator-name = "P1.8V_LDO_OUT5"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; }; ldo6_reg: LDO6 { regulator-name = "P1.1V_LDO_OUT6"; regulator-min-microvolt = <1100000>; regulator-max-microvolt = <1100000>; regulator-always-on; }; ldo7_reg: LDO7 { regulator-name = "P1.1V_LDO_OUT7"; regulator-min-microvolt = <1100000>; regulator-max-microvolt = <1100000>; regulator-always-on; }; ldo8_reg: LDO8 { regulator-name = "P1.0V_LDO_OUT8"; regulator-min-microvolt = <1000000>; regulator-max-microvolt = <1000000>; }; ldo10_reg: LDO10 { regulator-name = "P1.8V_LDO_OUT10"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-always-on; }; ldo11_reg: LDO11 { regulator-name = "P1.8V_LDO_OUT11"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; }; ldo12_reg: LDO12 { regulator-name = "P3.0V_LDO_OUT12"; regulator-min-microvolt = <3000000>; regulator-max-microvolt = <3000000>; }; ldo13_reg: LDO13 { regulator-name = "P1.8V_LDO_OUT13"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; }; ldo14_reg: LDO14 { regulator-name = "P1.8V_LDO_OUT14"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; }; ldo15_reg: LDO15 { regulator-name = "P1.0V_LDO_OUT15"; regulator-min-microvolt = <1000000>; regulator-max-microvolt = <1000000>; }; ldo16_reg: LDO16 { regulator-name = "P1.8V_LDO_OUT16"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; }; buck1_reg: BUCK1 { regulator-name = "vdd_mif"; regulator-min-microvolt = <950000>; regulator-max-microvolt = <1300000>; regulator-always-on; regulator-boot-on; }; buck2_reg: BUCK2 { regulator-name = "vdd_arm"; regulator-min-microvolt = <850000>; regulator-max-microvolt = <1350000>; regulator-always-on; regulator-boot-on; }; buck3_reg: BUCK3 { regulator-name = "vdd_int"; regulator-min-microvolt = <900000>; regulator-max-microvolt = <1200000>; regulator-always-on; regulator-boot-on; }; buck4_reg: BUCK4 { regulator-name = "vdd_g3d"; regulator-min-microvolt = <850000>; regulator-max-microvolt = <1300000>; regulator-always-on; regulator-boot-on; }; buck5_reg: BUCK5 { regulator-name = "P1.8V_BUCK_OUT5"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-always-on; regulator-boot-on; }; }; }; }; &i2c_1 { status = "okay"; samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <20000>; eeprom@51 { compatible = "samsung,s524ad0xd1", "atmel,24c128"; reg = <0x51>; }; wm8994: audio-codec@1a { compatible = "wlf,wm8994"; reg = <0x1a>; gpio-controller; #gpio-cells = <2>; clocks = <&codec_mclk>; clock-names = "MCLK1"; AVDD2-supply = <&vdd>; CPVDD-supply = <&vdd>; DBVDD-supply = <&dbvdd>; SPKVDD1-supply = <&spkvdd>; SPKVDD2-supply = <&spkvdd>; }; }; &i2c_2 { status = "okay"; /* used by HDMI DDC */ samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <66000>; }; &i2c_8 { status = "okay"; /* used by HDMI PHY */ samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <66000>; }; &i2c_9 { status = "okay"; samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <40000>; }; &i2s0 { status = "okay"; }; &mixer { status = "okay"; }; &mmc_0 { status = "okay"; broken-cd; card-detect-delay = <200>; samsung,dw-mshc-ciu-div = <3>; samsung,dw-mshc-sdr-timing = <2 3>; samsung,dw-mshc-ddr-timing = <1 2>; pinctrl-names = "default"; pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_bus8>; bus-width = <8>; cap-mmc-highspeed; }; &mmc_2 { status = "okay"; card-detect-delay = <200>; samsung,dw-mshc-ciu-div = <3>; samsung,dw-mshc-sdr-timing = <2 3>; samsung,dw-mshc-ddr-timing = <1 2>; pinctrl-names = "default"; pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>; bus-width = <4>; disable-wp; cap-sd-highspeed; }; &rtc { status = "okay"; clocks = <&clock CLK_RTC>, <&max77686 MAX77686_CLK_AP>; clock-names = "rtc", "rtc_src"; }; &sata { status = "okay"; }; &sata_phy { status = "okay"; samsung,exynos-sataphy-i2c-phandle = <&sata_phy_i2c>; }; &sata_phy_i2c { status = "okay"; }; &spi_1 { status = "okay"; cs-gpios = <&gpa2 5 GPIO_ACTIVE_HIGH>; flash@0 { #address-cells = <1>; #size-cells = <1>; compatible = "w25x80"; reg = <0>; spi-max-frequency = <1000000>; controller-data { samsung,spi-feedback-delay = <0>; }; partition@0 { label = "U-Boot"; reg = <0x0 0x40000>; read-only; }; partition@40000 { label = "Kernel"; reg = <0x40000 0xc0000>; }; }; }; &pinctrl_0 { max77686_irq: max77686-irq { samsung,pins = "gpx3-2"; samsung,pin-function = ; samsung,pin-pud = ; samsung,pin-drv = ; }; };