/*
* Common definition for Hardkernel's Exynos4412 based ODROID-X/X2/U2/U3 boards
* device tree source
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <dt-bindings/sound/samsung-i2s.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/clock/maxim,max77686.h>
#include "exynos4412.dtsi"
#include "exynos4412-ppmu-common.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include "exynos-mfc-reserved-memory.dtsi"
/ {
chosen {
stdout-path = &serial_1;
};
firmware@0204F000 {
compatible = "samsung,secure-firmware";
reg = <0x0204F000 0x1000>;
};
gpio_keys {
compatible = "gpio-keys";
pinctrl-names = "default";
pinctrl-0 = <&gpio_power_key>;
power_key {
interrupt-parent = <&gpx1>;
interrupts = <3 0>;
gpios = <&gpx1 3 GPIO_ACTIVE_LOW>;
linux,code = <KEY_POWER>;
label = "power key";
debounce-interval = <10>;
wakeup-source;
};
};
sound: sound {
compatible = "simple-audio-card";
simple-audio-card,format = "i2s";
simple-audio-card,bitclock-master = <&link0_codec>;
simple-audio-card,frame-master = <&link0_codec>;
simple-audio-card,cpu {
sound-dai = <&i2s0 0>;
system-clock-frequency = <19200000>;
};
link0_codec: simple-audio-card,codec {
sound-dai = <&max98090>;
clocks = <&i2s0 CLK_I2S_CDCLK>;
};
};
emmc_pwrseq: pwrseq {
pinctrl-0 = <&sd1_cd>;
pinctrl-names = "default";
compatible = "mmc-pwrseq-emmc";
reset-gpios = <&gpk1 2 GPIO_ACTIVE_LOW>;
};
camera {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <>;
};
fixed-rate-clocks {
xxti {
compatible = "samsung,clock-xxti";
clock-frequency = <0>;
};
xusbxti {
compatible = "samsung,clock-xusbxti";
clock-frequency = <24000000>;
};
};
thermal-zones {
cpu_thermal: cpu-thermal {
cooling-maps {
cooling_map0: map0 {
/* Corresponds to 800MHz at freq_table */
cooling-device = <&cpu0 7 7>;
};
cooling_map1: map1 {
/* Corresponds to 200MHz at freq_table */
cooling-device = <&cpu0 13 13>;
};
};
};
};
};
&bus_dmc {
devfreq-events = <&ppmu_dmc0_3>, <&ppmu_dmc1_3>;
vdd-supply = <&buck1_reg>;
status = "okay";
};
&bus_acp {
devfreq = <&bus_dmc>;
status = "okay";
};
&bus_c2c {
devfreq = <&bus_dmc>;
status = "okay";
};
&bus_leftbus {
devfreq-events = <&ppmu_leftbus_3>, <&ppmu_rightbus_3>;
vdd-supply = <&buck3_reg>;
status = "okay";
};
&bus_rightbus {
devfreq = <&bus_leftbus>;
status = "okay";
};
&bus_display {
devfreq = <&bus_leftbus>;
status = "okay";
};
&bus_fsys {
devfreq = <&bus_leftbus>;
status = "okay";
};
&bus_peri {
devfreq = <&bus_leftbus>;
status = "okay";
};
&bus_mfc {
devfreq = <&bus_leftbus>;
status = "okay";
};
&clock_audss {
assigned-clocks = <&clock_audss EXYNOS_MOUT_AUDSS>,
<&clock_audss EXYNOS_MOUT_I2S>,
<&clock_audss EXYNOS_DOUT_SRP>,
<&clock_audss EXYNOS_DOUT_AUD_BUS>;
assigned-clock-parents = <&clock CLK_FOUT_EPLL>,
<&clock_audss EXYNOS_MOUT_AUDSS>;
assigned-clock-rates = <0>, <0>, <192000000>, <19200000>;
};
&cpu0 {
cpu0-supply = <&buck2_reg>;
};
/* RSTN signal for eMMC */
&sd1_cd {
samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
};
&pinctrl_1 {
gpio_power_key: power_key {
samsung,pins = "gpx1-3";
samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
};
max77686_irq: max77686-irq {
samsung,pins = "gpx3-2";
samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
};
hdmi_hpd: hdmi-hpd {
samsung,pins = "gpx3-7";
samsung,pin-pud = <EXYNOS_PIN_PULL_DOWN>;
};
};
&ehci {
status = "okay";
};
&exynos_usbphy {
status = "okay";
};
&fimc_0 {
status = "okay";
assigned-clocks = <&clock CLK_MOUT_FIMC0>,
<&clock CLK_SCLK_FIMC0>;
assigned-clock-parents = <&clock CLK_MOUT_MPLL_USER_T>;
assigned-clock-rates = <0>, <176000000>;
};
&fimc_1 {
status = "okay";
assigned-clocks = <&clock CLK_MOUT_FIMC1>,
<&clock CLK_SCLK_FIMC1>;
assigned-clock-parents = <&clock CLK_MOUT_MPLL_USER_T>;
assigned-clock-rates = <0>, <176000000>;
};
&fimc_2 {
status = "okay";
assigned-clocks = <&clock CLK_MOUT_FIMC2>,
<&clock CLK_SCLK_FIMC2>;
assigned-clock-parents = <&clock CLK_MOUT_MPLL_USER_T>;
assigned-clock-rates = <0>, <176000000>;
};
&fimc_3 {
status = "okay";
assigned-clocks = <&clock CLK_MOUT_FIMC3>,
<&clock CLK_SCLK_FIMC3>;
assigned-clock-parents = <&clock CLK_MOUT_MPLL_USER_T>;
assigned-clock-rates = <0>, <176000000>;
};
&hdmi {
hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&hdmi_hpd>;
vdd-supply = <&ldo8_reg>;
vdd_osc-supply = <&ldo10_reg>;
vdd_pll-supply = <&ldo8_reg>;
ddc = <&i2c_2>;
status = "okay";
};
&hdmicec {
status = "okay";
};
&hsotg {
dr_mode = "peripheral";
status = "okay";
vusb_d-supply = <&ldo15_reg>;
vusb_a-supply = <&ldo12_reg>;
};
&i2c_0 {
samsung,i2c-sda-delay = <100>;
samsung,i2c-max-bus-freq = <400000>;
status = "okay";
usb3503: usb3503@08 {
compatible = "smsc,usb3503";
reg = <0x08>;
intn-gpios = <&gpx3 0 GPIO_ACTIVE_HIGH>;
connect-gpios = <&gpx3 4 GPIO_ACTIVE_HIGH>;
reset-gpios = <&gpx3 5 GPIO_ACTIVE_HIGH>;
initial-mode = <1>;
};
max77686: pmic@09 {
compatible = "maxim,max77686";
interrupt-parent = <&gpx3>;
interrupts = <2 0>;
pinctrl-names = "default";
pinctrl-0 = <&max77686_irq>;
reg = <0x09>;
#clock-cells = <1>;
voltage-regulators {
ldo1_reg: LDO1 {
regulator-name = "VDD_ALIVE_1.0V";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-always-on;
};
ldo2_reg: LDO2 {
regulator-name = "VDDQ_M1_2_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
ldo3_reg: LDO3 {
regulator-name = "VDDQ_EXT_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
ldo4_reg: LDO4 {
regulator-name = "VDDQ_MMC2_2.8V";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-boot-on;
};
ldo5_reg: LDO5 {
regulator-name = "VDDQ_MMC1_3_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
regulator-boot-on;
};
ldo6_reg: LDO6 {
regulator-name = "VDD10_MPLL_1.0V";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-always-on;
};
ldo7_reg: LDO7 {
regulator-name = "VDD10_XPLL_1.0V";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-always-on;
};
ldo8_reg: LDO8 {
regulator-name = "VDD10_HDMI_1.0V";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
};
ldo10_reg: LDO10 {
regulator-name = "VDDQ_MIPIHSI_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
ldo11_reg: LDO11 {
regulator-name = "VDD18_ABB1_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
ldo12_reg: LDO12 {
regulator-name = "VDD33_USB_3.3V";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
regulator-boot-on;
};
ldo13_reg: LDO13 {
regulator-name = "VDDQ_C2C_W_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
regulator-boot-on;
};
ldo14_reg: LDO14 {
regulator-name = "VDD18_ABB0_2_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
regulator-boot-on;
};
ldo15_reg: LDO15 {
regulator-name = "VDD10_HSIC_1.0V";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-always-on;
regulator-boot-on;
};
ldo16_reg: LDO16 {
regulator-name = "VDD18_HSIC_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
regulator-boot-on;
};
ldo20_reg: LDO20 {
regulator-name = "LDO20_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-boot-on;
};
ldo21_reg: LDO21 {
regulator-name = "TFLASH_2.8V";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-boot-on;
};
ldo22_reg: LDO22 {
/*
* Only U3 uses it, so let it define the
* constraints
*/
regulator-name = "LDO22";
regulator-boot-on;
};
ldo25_reg: LDO25 {
regulator-name = "VDDQ_LCD_1.8V";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
regulator-boot-on;
};
buck1_reg: BUCK1 {
regulator-name = "vdd_mif";
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <1100000>;
regulator-always-on;
regulator-boot-on;
};
buck2_reg: BUCK2 {
regulator-name = "vdd_arm";
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <1350000>;
regulator-always-on;
regulator-boot-on;
};
buck3_reg: BUCK3 {
regulator-name = "vdd_int";
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <1050000>;
regulator-always-on;
regulator-boot-on;
};
buck4_reg: BUCK4 {
regulator-name = "vdd_g3d";
regulator-min-microvolt = <900000>;
regulator-max-microvolt = <1100000>;
regulator-microvolt-offset = <50000>;
};
buck5_reg: BUCK5 {
regulator-name = "VDDQ_CKEM1_2_1.2V";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-always-on;
regulator-boot-on;
};
buck6_reg: BUCK6 {
regulator-name = "BUCK6_1.35V";
regulator-min-microvolt = <1350000>;
regulator-max-microvolt = <1350000>;
regulator-always-on;
regulator-boot-on;
};
buck7_reg: BUCK7 {
regulator-name = "BUCK7_2.0V";
regulator-min-microvolt = <2000000>;
regulator-max-microvolt = <2000000>;
regulator-always-on;
};
buck8_reg: BUCK8 {
/*
* Constraints set by specific board: X,
* X2 and U3.
*/
regulator-name = "BUCK8_2.8V";
};
};
};
};
&i2c_1 {
status = "okay";
max98090: max98090@10 {
compatible = "maxim,max98090";
reg = <0x10>;
interrupt-parent = <&gpx0>;
interrupts = <0 0>;
clocks = <&i2s0 CLK_I2S_CDCLK>;
clock-names = "mclk";
#sound-dai-cells = <0>;
};
};
&i2c_2 {
status = "okay";
};
&i2c_8 {
status = "okay";
};
&i2s0 {
pinctrl-0 = <&i2s0_bus>;
pinctrl-names = "default";
status = "okay";
};
&mixer {
status = "okay";
};
&mshc_0 {
pinctrl-0 = <&sd4_clk &sd4_cmd &sd4_bus4 &sd4_bus8>;
pinctrl-names = "default";
vmmc-supply = <&ldo20_reg>;
mmc-pwrseq = <&emmc_pwrseq>;
status = "okay";
num-slots = <1>;
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>;
bus-width = <8>;
cap-mmc-highspeed;
};
&rtc {
status = "okay";
clocks = <&clock CLK_RTC>, <&max77686 MAX77686_CLK_AP>;
clock-names = "rtc", "rtc_src";
};
&sdhci_2 {
bus-width = <4>;
pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>;
pinctrl-names = "default";
vmmc-supply = <&ldo21_reg>;
vqmmc-supply = <&ldo4_reg>;
cd-gpios = <&gpk2 2 GPIO_ACTIVE_HIGH>;
cd-inverted;
status = "okay";
};
&serial_0 {
status = "okay";
};
&serial_1 {
status = "okay";
};
&tmu {
vtmu-supply = <&ldo10_reg>;
status = "okay";
};
&watchdog {
status = "okay";
};
