// 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 {
mmc0 = &mmc_0;
mmc1 = &mmc_2;
};
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-ddr-1_8v;
};
&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 = "winbond,w25x80", "jedec,spi-nor";
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-pins {
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>;
};
};
&usbdrd {
vdd10-supply = <&ldo15_reg>;
vdd33-supply = <&ldo12_reg>;
};
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