| // SPDX-License-Identifier: GPL-2.0 |
| /* |
| * Samsung SMDK5420 board device tree source |
| * |
| * Copyright (c) 2013 Samsung Electronics Co., Ltd. |
| * http://www.samsung.com |
| */ |
| |
| /dts-v1/; |
| #include "exynos5420.dtsi" |
| #include "exynos5420-cpus.dtsi" |
| #include <dt-bindings/gpio/gpio.h> |
| |
| / { |
| model = "Samsung SMDK5420 board based on Exynos5420"; |
| compatible = "samsung,smdk5420", "samsung,exynos5420", "samsung,exynos5"; |
| |
| memory@20000000 { |
| device_type = "memory"; |
| reg = <0x20000000 0x80000000>; |
| }; |
| |
| chosen { |
| bootargs = "init=/linuxrc"; |
| stdout-path = "serial2:115200n8"; |
| }; |
| |
| fixed-rate-clocks { |
| oscclk { |
| compatible = "samsung,exynos5420-oscclk"; |
| clock-frequency = <24000000>; |
| }; |
| }; |
| |
| regulators { |
| compatible = "simple-bus"; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| vdd: fixed-regulator@0 { |
| compatible = "regulator-fixed"; |
| reg = <0>; |
| regulator-name = "vdd-supply"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-always-on; |
| }; |
| |
| dbvdd: fixed-regulator@1 { |
| compatible = "regulator-fixed"; |
| reg = <1>; |
| regulator-name = "dbvdd-supply"; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-always-on; |
| }; |
| |
| spkvdd: fixed-regulator@2 { |
| compatible = "regulator-fixed"; |
| reg = <2>; |
| regulator-name = "spkvdd-supply"; |
| regulator-min-microvolt = <5000000>; |
| regulator-max-microvolt = <5000000>; |
| regulator-always-on; |
| }; |
| }; |
| |
| usb300_vbus_reg: regulator-usb300 { |
| compatible = "regulator-fixed"; |
| regulator-name = "VBUS0"; |
| regulator-min-microvolt = <5000000>; |
| regulator-max-microvolt = <5000000>; |
| gpio = <&gpg0 5 GPIO_ACTIVE_HIGH>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&usb300_vbus_en>; |
| enable-active-high; |
| }; |
| |
| usb301_vbus_reg: regulator-usb301 { |
| compatible = "regulator-fixed"; |
| regulator-name = "VBUS1"; |
| regulator-min-microvolt = <5000000>; |
| regulator-max-microvolt = <5000000>; |
| gpio = <&gpg1 4 GPIO_ACTIVE_HIGH>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&usb301_vbus_en>; |
| enable-active-high; |
| }; |
| |
| }; |
| |
| &cpu0 { |
| cpu-supply = <&buck2_reg>; |
| }; |
| |
| &cpu4 { |
| cpu-supply = <&buck6_reg>; |
| }; |
| |
| &dp { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&dp_hpd>; |
| samsung,color-space = <0>; |
| samsung,color-depth = <1>; |
| samsung,link-rate = <0x0a>; |
| samsung,lane-count = <4>; |
| status = "okay"; |
| |
| display-timings { |
| native-mode = <&timing0>; |
| timing0: timing { |
| clock-frequency = <50000>; |
| hactive = <2560>; |
| vactive = <1600>; |
| hfront-porch = <48>; |
| hback-porch = <80>; |
| hsync-len = <32>; |
| vback-porch = <16>; |
| vfront-porch = <8>; |
| vsync-len = <6>; |
| }; |
| }; |
| }; |
| |
| &fimd { |
| status = "okay"; |
| }; |
| |
| &hdmi { |
| status = "okay"; |
| ddc = <&i2c_2>; |
| hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&hdmi_hpd_irq>; |
| }; |
| |
| &hsi2c_4 { |
| status = "okay"; |
| |
| s2mps11_pmic@66 { |
| compatible = "samsung,s2mps11-pmic"; |
| reg = <0x66>; |
| |
| s2mps11_osc: clocks { |
| compatible = "samsung,s2mps11-clk"; |
| #clock-cells = <1>; |
| clock-output-names = "s2mps11_ap", |
| "s2mps11_cp", "s2mps11_bt"; |
| }; |
| |
| regulators { |
| ldo1_reg: LDO1 { |
| regulator-name = "vdd_ldo1"; |
| regulator-min-microvolt = <1000000>; |
| regulator-max-microvolt = <1000000>; |
| regulator-always-on; |
| }; |
| |
| ldo3_reg: LDO3 { |
| regulator-name = "vdd_ldo3"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-always-on; |
| }; |
| |
| ldo5_reg: LDO5 { |
| regulator-name = "vdd_ldo5"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-always-on; |
| }; |
| |
| ldo6_reg: LDO6 { |
| regulator-name = "vdd_ldo6"; |
| regulator-min-microvolt = <1000000>; |
| regulator-max-microvolt = <1000000>; |
| regulator-always-on; |
| }; |
| |
| ldo7_reg: LDO7 { |
| regulator-name = "vdd_ldo7"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-always-on; |
| }; |
| |
| ldo8_reg: LDO8 { |
| regulator-name = "vdd_ldo8"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-always-on; |
| }; |
| |
| ldo9_reg: LDO9 { |
| regulator-name = "vdd_ldo9"; |
| regulator-min-microvolt = <3000000>; |
| regulator-max-microvolt = <3000000>; |
| regulator-always-on; |
| }; |
| |
| ldo10_reg: LDO10 { |
| regulator-name = "vdd_ldo10"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-always-on; |
| }; |
| |
| ldo11_reg: LDO11 { |
| regulator-name = "vdd_ldo11"; |
| regulator-min-microvolt = <1000000>; |
| regulator-max-microvolt = <1000000>; |
| regulator-always-on; |
| }; |
| |
| ldo12_reg: LDO12 { |
| regulator-name = "vdd_ldo12"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-always-on; |
| }; |
| |
| ldo13_reg: LDO13 { |
| regulator-name = "vdd_ldo13"; |
| regulator-min-microvolt = <2800000>; |
| regulator-max-microvolt = <2800000>; |
| regulator-always-on; |
| }; |
| |
| ldo15_reg: LDO15 { |
| regulator-name = "vdd_ldo15"; |
| regulator-min-microvolt = <3100000>; |
| regulator-max-microvolt = <3100000>; |
| regulator-always-on; |
| }; |
| |
| ldo16_reg: LDO16 { |
| regulator-name = "vdd_ldo16"; |
| regulator-min-microvolt = <2200000>; |
| regulator-max-microvolt = <2200000>; |
| regulator-always-on; |
| }; |
| |
| ldo17_reg: LDO17 { |
| regulator-name = "tsp_avdd"; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-always-on; |
| }; |
| |
| ldo19_reg: LDO19 { |
| regulator-name = "vdd_sd"; |
| regulator-min-microvolt = <2800000>; |
| regulator-max-microvolt = <2800000>; |
| regulator-always-on; |
| }; |
| |
| ldo24_reg: LDO24 { |
| regulator-name = "tsp_io"; |
| regulator-min-microvolt = <2800000>; |
| regulator-max-microvolt = <2800000>; |
| regulator-always-on; |
| }; |
| |
| buck1_reg: BUCK1 { |
| regulator-name = "vdd_mif"; |
| regulator-min-microvolt = <800000>; |
| regulator-max-microvolt = <1300000>; |
| regulator-always-on; |
| regulator-boot-on; |
| }; |
| |
| buck2_reg: BUCK2 { |
| regulator-name = "vdd_arm"; |
| regulator-min-microvolt = <800000>; |
| regulator-max-microvolt = <1500000>; |
| regulator-always-on; |
| regulator-boot-on; |
| }; |
| |
| buck3_reg: BUCK3 { |
| regulator-name = "vdd_int"; |
| regulator-min-microvolt = <800000>; |
| regulator-max-microvolt = <1400000>; |
| regulator-always-on; |
| regulator-boot-on; |
| }; |
| |
| buck4_reg: BUCK4 { |
| regulator-name = "vdd_g3d"; |
| regulator-min-microvolt = <800000>; |
| regulator-max-microvolt = <1400000>; |
| regulator-always-on; |
| regulator-boot-on; |
| }; |
| |
| buck5_reg: BUCK5 { |
| regulator-name = "vdd_mem"; |
| regulator-min-microvolt = <800000>; |
| regulator-max-microvolt = <1400000>; |
| regulator-always-on; |
| regulator-boot-on; |
| }; |
| |
| buck6_reg: BUCK6 { |
| regulator-name = "vdd_kfc"; |
| regulator-min-microvolt = <800000>; |
| regulator-max-microvolt = <1500000>; |
| regulator-always-on; |
| regulator-boot-on; |
| }; |
| |
| buck7_reg: BUCK7 { |
| regulator-name = "vdd_1.0v_ldo"; |
| regulator-min-microvolt = <800000>; |
| regulator-max-microvolt = <1500000>; |
| regulator-always-on; |
| regulator-boot-on; |
| }; |
| |
| buck8_reg: BUCK8 { |
| regulator-name = "vdd_1.8v_ldo"; |
| regulator-min-microvolt = <800000>; |
| regulator-max-microvolt = <1500000>; |
| regulator-always-on; |
| regulator-boot-on; |
| }; |
| |
| buck9_reg: BUCK9 { |
| regulator-name = "vdd_2.8v_ldo"; |
| regulator-min-microvolt = <3000000>; |
| regulator-max-microvolt = <3750000>; |
| regulator-always-on; |
| regulator-boot-on; |
| }; |
| |
| buck10_reg: BUCK10 { |
| regulator-name = "vdd_vmem"; |
| regulator-min-microvolt = <2850000>; |
| regulator-max-microvolt = <2850000>; |
| regulator-always-on; |
| regulator-boot-on; |
| }; |
| }; |
| }; |
| }; |
| |
| &i2c_2 { |
| samsung,i2c-sda-delay = <100>; |
| samsung,i2c-max-bus-freq = <66000>; |
| /* used by HDMI DDC */ |
| 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 = <0 4>; |
| samsung,dw-mshc-ddr-timing = <0 2>; |
| samsung,dw-mshc-hs400-timing = <0 2>; |
| samsung,read-strobe-delay = <90>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus1 &sd0_bus4 &sd0_bus8 |
| &sd0_rclk>; |
| 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_bus1 &sd2_bus4>; |
| bus-width = <4>; |
| cap-sd-highspeed; |
| }; |
| |
| &pinctrl_0 { |
| hdmi_hpd_irq: hdmi-hpd-irq { |
| samsung,pins = "gpx3-7"; |
| samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>; |
| samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>; |
| samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>; |
| }; |
| }; |
| |
| &pinctrl_2 { |
| usb300_vbus_en: usb300-vbus-en { |
| samsung,pins = "gpg0-5"; |
| samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>; |
| samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; |
| samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>; |
| }; |
| |
| usb301_vbus_en: usb301-vbus-en { |
| samsung,pins = "gpg1-4"; |
| samsung,pin-function = <EXYNOS_PIN_FUNC_OUTPUT>; |
| samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>; |
| samsung,pin-drv = <EXYNOS5420_PIN_DRV_LV1>; |
| }; |
| }; |
| |
| &rtc { |
| status = "okay"; |
| }; |
| |
| &usbdrd_phy0 { |
| vbus-supply = <&usb300_vbus_reg>; |
| }; |
| |
| &usbdrd_phy1 { |
| vbus-supply = <&usb301_vbus_reg>; |
| }; |
