// 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>;
};
