--- /dev/null
+// 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@0 {
+ reg = <0>;
+ 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";
+};
projects / linux-block.git / commitdiff