// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright (c) 2025 Cherry Embedded Solutions GmbH
*/
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/pinctrl/rockchip.h>
#include "px30.dtsi"
/ {
aliases {
mmc0 = &emmc;
};
chosen {
stdout-path = "serial5:115200n8";
};
backlight: backlight {
compatible = "pwm-backlight";
power-supply = <&vcc5v0_sys>;
pwms = <&pwm0 0 25000 0>;
};
beeper {
compatible = "pwm-beeper";
pwms = <&pwm1 0 1000 0>;
};
emmc_pwrseq: emmc-pwrseq {
compatible = "mmc-pwrseq-emmc";
pinctrl-0 = <&emmc_reset>;
pinctrl-names = "default";
reset-gpios = <&gpio1 RK_PB3 GPIO_ACTIVE_HIGH>;
};
gpio-leds {
compatible = "gpio-leds";
pinctrl-names = "default";
pinctrl-0 = <&debug_led_pin>, <&heartbeat_led_pin>;
/*
* LED2 on the PCB, left of the USB-C connector.
* Typically NOT populated.
*/
debug: led-0 {
label = "debug";
gpios = <&gpio3 RK_PC3 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "none";
};
/*
* LED14 on the PCB, left of the PX30 SoC.
* Typically NOT populated.
*/
heartbeat: led-1 {
label = "heartbeat";
gpios = <&gpio0 RK_PA0 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "heartbeat";
};
};
vcc5v0_sys: regulator-vccsys {
compatible = "regulator-fixed";
regulator-name = "vcc5v0_sys";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
};
vcc_cam_avdd: regulator-vcc-cam-avdd {
compatible = "regulator-fixed";
regulator-name = "vcc_cam_avdd";
gpio = <&gpio3 RK_PC0 GPIO_ACTIVE_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&cam_avdd_en>;
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
vin-supply = <&vcc_2v8>;
};
vcc_cam_dovdd: regulator-vcc-cam-dovdd {
compatible = "regulator-fixed";
regulator-name = "vcc_cam_dovdd";
gpio = <&gpio3 RK_PC1 GPIO_ACTIVE_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&cam_dovdd_en>;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
vin-supply = <&vcc_1v8>;
};
vcc_cam_dvdd: regulator-vcc-cam-dvdd {
compatible = "regulator-fixed";
regulator-name = "vcc_cam_dvdd";
gpio = <&gpio3 RK_PC5 GPIO_ACTIVE_HIGH>;
enable-active-high;
pinctrl-names = "default";
pinctrl-0 = <&cam_dvdd_en>;
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
vin-supply = <&vcc_3v3>;
};
vcc_lens_afvdd: regulator-vcc-lens-afvdd {
compatible = "regulator-fixed";
regulator-name = "vcc_lens_afvdd";
gpio = <&gpio3 RK_PB2 GPIO_ACTIVE_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&cam_afvdd_en>;
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
vin-supply = <&vcc_2v8>;
};
};
&cpu0 {
cpu-supply = <&vdd_arm>;
};
&cpu1 {
cpu-supply = <&vdd_arm>;
};
&cpu2 {
cpu-supply = <&vdd_arm>;
};
&cpu3 {
cpu-supply = <&vdd_arm>;
};
&csi_dphy {
status = "okay";
};
&display_subsystem {
status = "okay";
};
&dsi_dphy {
status = "okay";
};
&emmc {
bus-width = <8>;
cap-mmc-highspeed;
/*
* For hs200 support, U-Boot would have to set the RK809 DCDC4
* rail to 1.8V from the default of 3.0V. It doesn't do that on
* devices out in the field, so disable hs200.
* mmc-hs200-1_8v;
*/
mmc-pwrseq = <&emmc_pwrseq>;
non-removable;
vmmc-supply = <&vcc_3v3>;
vqmmc-supply = <&vcc_emmc>;
status = "okay";
};
&gpu {
mali-supply = <&vdd_log>;
status = "okay";
};
/* I2C0 = PMIC, Touchscreen */
&i2c0 {
status = "okay";
touchscreen@14 {
compatible = "goodix,gt911";
reg = <0x14>;
AVDD28-supply = <&vcc_2v8>;
interrupt-parent = <&gpio0>;
interrupts = <RK_PA1 IRQ_TYPE_LEVEL_LOW>;
irq-gpios = <&gpio0 RK_PA1 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&tch_int &tch_rst>;
reset-gpios = <&gpio0 RK_PB5 GPIO_ACTIVE_HIGH>;
VDDIO-supply = <&vcc_3v3>;
};
rk809: pmic@20 {
compatible = "rockchip,rk809";
reg = <0x20>;
#clock-cells = <0>;
clock-output-names = "xin32k";
interrupt-parent = <&gpio0>;
interrupts = <RK_PA7 IRQ_TYPE_LEVEL_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&pmic_int>;
system-power-controller;
wakeup-source;
vcc1-supply = <&vcc5v0_sys>;
vcc2-supply = <&vcc5v0_sys>;
vcc3-supply = <&vcc5v0_sys>;
vcc4-supply = <&vcc5v0_sys>;
vcc5-supply = <&vcc_3v3>;
vcc6-supply = <&vcc_3v3>;
vcc7-supply = <&vcc_3v3>;
vcc9-supply = <&vcc5v0_sys>;
regulators {
vdd_log: DCDC_REG1 {
regulator-name = "vdd_log";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <950000>;
regulator-max-microvolt = <1350000>;
regulator-ramp-delay = <6001>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <950000>;
};
};
vdd_arm: DCDC_REG2 {
regulator-name = "vdd_arm";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <950000>;
regulator-max-microvolt = <1350000>;
regulator-ramp-delay = <6001>;
regulator-state-mem {
regulator-off-in-suspend;
regulator-suspend-microvolt = <950000>;
};
};
vcc_ddr: DCDC_REG3 {
regulator-name = "vcc_ddr";
regulator-always-on;
regulator-boot-on;
regulator-state-mem {
regulator-on-in-suspend;
};
};
vcc_3v0_1v8: vcc_emmc: DCDC_REG4 {
regulator-name = "vcc_3v0_1v8";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <3000000>;
};
};
vcc_3v3: DCDC_REG5 {
regulator-name = "vcc_3v3";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <3300000>;
};
};
vcc_1v8: LDO_REG2 {
regulator-name = "vcc_1v8";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <1800000>;
};
};
vcc_1v0: LDO_REG3 {
regulator-name = "vcc_1v0";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <1000000>;
};
};
vcc_2v8: LDO_REG4 {
regulator-name = "vcc_2v8";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-state-mem {
regulator-off-in-suspend;
regulator-suspend-microvolt = <2800000>;
};
};
vccio_sd: LDO_REG5 {
regulator-name = "vccio_sd";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <3000000>;
};
};
vcc_sdio: LDO_REG6 {
regulator-name = "vcc_sdio";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <1800000>;
};
};
vcc_lcd: LDO_REG7 {
regulator-name = "vcc_lcd";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-state-mem {
regulator-off-in-suspend;
regulator-suspend-microvolt = <1000000>;
};
};
vcc_1v8_lcd: LDO_REG8 {
regulator-name = "vcc_1v8_lcd";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-state-mem {
regulator-on-in-suspend;
regulator-suspend-microvolt = <1800000>;
};
};
vcca_1v8: LDO_REG9 {
regulator-name = "vcca_1v8";
regulator-always-on;
regulator-boot-on;
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-state-mem {
regulator-off-in-suspend;
regulator-suspend-microvolt = <1800000>;
};
};
};
};
};
&i2c1 {
clock-frequency = <100000>;
status = "okay";
};
/* I2C2 = Accelerometer + Camera */
&i2c2 {
/* MEMSIC MXC4005 accelerometer is rated for I2C Fast Mode (<=400KHz) */
/* OmniVision OV5675 camera is rated for I2C Fast Mode (<=400KHz) */
clock-frequency = <400000>;
status = "okay";
focus: focus@c {
compatible = "dongwoon,dw9714";
reg = <0xc>;
vcc-supply = <&vcc_lens_afvdd>;
};
accel@15 {
compatible = "memsic,mxc4005";
reg = <0x15>;
interrupt-parent = <&gpio2>;
interrupts = <RK_PB4 IRQ_TYPE_LEVEL_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&accel_int>;
};
camera@36 {
compatible = "ovti,ov5675";
reg = <0x36>;
clocks = <&cru SCLK_CIF_OUT>;
assigned-clocks = <&cru SCLK_CIF_OUT>;
assigned-clock-rates = <19200000>;
avdd-supply = <&vcc_cam_avdd>;
dvdd-supply = <&vcc_cam_dvdd>;
dovdd-supply = <&vcc_cam_dovdd>;
lens-focus = <&focus>;
orientation = <0>;
pinctrl-names = "default";
pinctrl-0 = <&cif_clkout_m0 &cam_pwdn>;
reset-gpios = <&gpio2 RK_PB0 GPIO_ACTIVE_LOW>;
rotation = <0>;
port {
ucam_out: endpoint {
remote-endpoint = <&mipi_in_ucam>;
data-lanes = <1 2>;
link-frequencies = /bits/ 64 <450000000>;
};
};
};
};
&io_domains {
vccio1-supply = <&vcc_sdio>;
vccio2-supply = <&vccio_sd>;
vccio3-supply = <&vcc_1v8>;
vccio4-supply = <&vcc_3v3>;
vccio5-supply = <&vcc_3v3>;
vccio6-supply = <&vcc_emmc>;
status = "okay";
};
&isp {
status = "okay";
ports {
port@0 {
mipi_in_ucam: endpoint {
data-lanes = <1 2>;
remote-endpoint = <&ucam_out>;
};
};
};
};
&isp_mmu {
status = "okay";
};
&pinctrl {
accel {
accel_int: accel-int {
rockchip,pins =
<2 RK_PB4 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
camera {
cam_afvdd_en: cam-afvdd-en {
rockchip,pins =
<3 RK_PB2 RK_FUNC_GPIO &pcfg_pull_none>;
};
cam_avdd_en: cam-avdd-en {
rockchip,pins =
<3 RK_PC0 RK_FUNC_GPIO &pcfg_pull_none>;
};
cam_dovdd_en: cam-dovdd-en {
rockchip,pins =
<3 RK_PC1 RK_FUNC_GPIO &pcfg_pull_none>;
};
cam_dvdd_en: cam-dvdd-en {
rockchip,pins =
<3 RK_PC5 RK_FUNC_GPIO &pcfg_pull_none>;
};
cam_pwdn: cam-pwdn {
rockchip,pins =
<2 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
emmc {
emmc_reset: emmc-reset {
rockchip,pins =
<1 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
leds {
debug_led_pin: debug-led-pin {
rockchip,pins =
<3 RK_PC3 RK_FUNC_GPIO &pcfg_pull_none>;
};
heartbeat_led_pin: heartbeat-led-pin {
rockchip,pins =
<0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
panel {
dsp_rst: dsp-rst {
rockchip,pins =
<0 RK_PB2 RK_FUNC_GPIO &pcfg_pull_down>;
};
tch_int: tch-int {
rockchip,pins =
<0 RK_PA1 RK_FUNC_GPIO &pcfg_pull_none>;
};
tch_rst: tch-rst {
rockchip,pins =
<0 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
pmic {
pmic_int: pmic-int {
rockchip,pins =
<0 RK_PA7 RK_FUNC_GPIO &pcfg_pull_up>;
};
};
};
&pmu_io_domains {
pmuio1-supply = <&vcc_3v3>;
pmuio2-supply = <&vcc_3v3>;
status = "okay";
};
&pwm0 {
status = "okay";
};
&pwm1 {
status = "okay";
};
&saradc {
vref-supply = <&vcc_1v8>;
status = "okay";
};
&tsadc {
status = "okay";
};
&u2phy {
status = "okay";
};
&u2phy_host {
status = "okay";
};
&u2phy_otg {
status = "okay";
};
&uart5 {
pinctrl-0 = <&uart5_xfer>;
status = "okay";
};
&usb20_otg {
dr_mode = "peripheral";
status = "okay";
};
&usb_host0_ehci {
status = "okay";
};
&usb_host0_ohci {
status = "okay";
};
&vopb {
status = "okay";
};
&vopb_mmu {
status = "okay";
};
&wdt {
status = "okay";
};
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