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// SPDX-License-Identifier: GPL-2.0
/*
* TOPEET's Exynos4412 based itop board device tree source
*
* Copyright (c) 2016 SUMOMO Computer Association
* https://www.sumomo.mobi
* Randy Li <ayaka@soulik.info>
*
* Device tree source file for TOPEET iTop Exynos 4412 core board
* which is based on Samsung's Exynos4412 SoC.
*/
/dts-v1/;
#include <dt-bindings/pwm/pwm.h>
#include <dt-bindings/sound/samsung-i2s.h>
#include "exynos4412-itop-scp-core.dtsi"
/ {
model = "TOPEET iTop 4412 Elite board based on Exynos4412";
compatible = "topeet,itop4412-elite", "samsung,exynos4412", "samsung,exynos4";
chosen {
bootargs = "root=/dev/mmcblk0p2 rw rootfstype=ext4 rootdelay=1 rootwait";
stdout-path = "serial2:115200n8";
};
leds {
compatible = "gpio-leds";
led2 {
label = "red:system";
gpios = <&gpx1 0 GPIO_ACTIVE_HIGH>;
default-state = "off";
linux,default-trigger = "heartbeat";
};
led3 {
label = "red:user";
gpios = <&gpk1 1 GPIO_ACTIVE_HIGH>;
default-state = "off";
};
};
gpio-keys {
compatible = "gpio-keys";
home {
label = "GPIO Key Home";
linux,code = <KEY_HOME>;
gpios = <&gpx1 1 GPIO_ACTIVE_LOW>;
};
back {
label = "GPIO Key Back";
linux,code = <KEY_BACK>;
gpios = <&gpx1 2 GPIO_ACTIVE_LOW>;
};
sleep {
label = "GPIO Key Sleep";
linux,code = <KEY_POWER>;
gpios = <&gpx3 3 GPIO_ACTIVE_LOW>;
};
vol-up {
label = "GPIO Key Vol+";
linux,code = <KEY_UP>;
gpios = <&gpx2 1 GPIO_ACTIVE_LOW>;
};
vol-down {
label = "GPIO Key Vol-";
linux,code = <KEY_DOWN>;
gpios = <&gpx2 0 GPIO_ACTIVE_LOW>;
};
};
sound {
compatible = "simple-audio-card";
simple-audio-card,name = "wm-sound";
simple-audio-card,format = "i2s";
simple-audio-card,bitclock-master = <&link0_codec>;
simple-audio-card,frame-master = <&link0_codec>;
simple-audio-card,widgets =
"Microphone", "Mic Jack",
"Line", "Line In",
"Line", "Line Out",
"Speaker", "Speaker",
"Headphone", "Headphone Jack";
simple-audio-card,routing =
"Headphone Jack", "HP_L",
"Headphone Jack", "HP_R",
"Speaker", "SPK_LP",
"Speaker", "SPK_LN",
"Speaker", "SPK_RP",
"Speaker", "SPK_RN",
"LINPUT1", "Mic Jack",
"LINPUT3", "Mic Jack",
"RINPUT1", "Mic Jack",
"RINPUT2", "Mic Jack";
simple-audio-card,cpu {
sound-dai = <&i2s0 0>;
};
link0_codec: simple-audio-card,codec {
sound-dai = <&codec>;
clocks = <&i2s0 CLK_I2S_CDCLK>;
system-clock-frequency = <11289600>;
};
};
beep {
compatible = "pwm-beeper";
pwms = <&pwm 0 4000000 PWM_POLARITY_INVERTED>;
};
camera: camera {
pinctrl-0 = <&cam_port_a_clk_active>;
pinctrl-names = "default";
status = "okay";
assigned-clocks = <&clock CLK_MOUT_CAM0>;
assigned-clock-parents = <&clock CLK_XUSBXTI>;
};
};
&adc {
vdd-supply = <&ldo3_reg>;
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>, <112896000>, <11289600>;
};
&ehci {
status = "okay";
/* In order to reset USB ethernet */
samsung,vbus-gpio = <&gpc0 1 GPIO_ACTIVE_HIGH>;
port@0 {
status = "okay";
};
port@2 {
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>;
};
&hsotg {
dr_mode = "peripheral";
status = "okay";
};
&i2c_4 {
samsung,i2c-sda-delay = <100>;
samsung,i2c-slave-addr = <0x10>;
samsung,i2c-max-bus-freq = <100000>;
pinctrl-0 = <&i2c4_bus>;
pinctrl-names = "default";
status = "okay";
codec: wm8960@1a {
compatible = "wlf,wm8960";
reg = <0x1a>;
clocks = <&pmu_system_controller 0>;
clock-names = "MCLK1";
wlf,shared-lrclk;
#sound-dai-cells = <0>;
};
};
&i2s0 {
pinctrl-0 = <&i2s0_bus>;
pinctrl-names = "default";
status = "okay";
};
&pinctrl_1 {
ether-reset {
samsung,pins = "gpc0-1";
samsung,pin-function = <EXYNOS_PIN_FUNC_INPUT>;
samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
};
};
&pwm {
status = "okay";
pinctrl-0 = <&pwm0_out>;
pinctrl-names = "default";
samsung,pwm-outputs = <0>;
};
&sdhci_2 {
bus-width = <4>;
pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4>;
pinctrl-names = "default";
cd-gpio = <&gpx0 7 GPIO_ACTIVE_LOW>;
cap-sd-highspeed;
vmmc-supply = <&ldo23_reg>;
vqmmc-supply = <&ldo17_reg>;
status = "okay";
};
&serial_1 {
status = "okay";
};
&serial_2 {
status = "okay";
};
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