| // 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 <dt-bindings/clock/maxim,max77686.h> |
| #include <dt-bindings/gpio/gpio.h> |
| #include <dt-bindings/interrupt-controller/irq.h> |
| #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>; |
| }; |
| |
| &i2c_0 { |
| status = "okay"; |
| samsung,i2c-sda-delay = <100>; |
| samsung,i2c-max-bus-freq = <20000>; |
| |
| eeprom@50 { |
| compatible = "samsung,s524ad0xd1"; |
| 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"; |
| 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 = <EXYNOS_PIN_FUNC_F>; |
| samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; |
| samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>; |
| }; |
| }; |
