u-boot/arch/arm/dts/rk3368-px5-evb.dts

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (c) 2016 Fuzhou Rockchip Electronics Co., Ltd
 */

/dts-v1/;
#include "rk3368.dtsi"
#include <dt-bindings/input/input.h>

/ {
	model = "Rockchip PX5 EVB";
	compatible = "rockchip,px5-evb", "rockchip,px5", "rockchip,rk3368";

	aliases {
		mmc0 = &sdmmc;
		mmc1 = &emmc;
	};

	chosen {
		stdout-path = "serial4:115200n8";
	};

	memory@0 {
		reg = <0x0 0x0 0x0 0x40000000>;
		device_type = "memory";
	};

	keys: gpio-keys {
		compatible = "gpio-keys";
		pinctrl-names = "default";
		pinctrl-0 = <&pwr_key>;

		power {
			gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_LOW>;
			label = "GPIO Power";
			linux,code = <KEY_POWER>;
			wakeup-source;
		};
	};

	vcc_sys: vcc-sys-regulator {
		compatible = "regulator-fixed";
		regulator-name = "vcc_sys";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		regulator-always-on;
		regulator-boot-on;
	};
};

&emmc {
	status = "okay";
	bus-width = <8>;
	cap-mmc-highspeed;
	clock-frequency = <150000000>;
	mmc-hs200-1_8v;
	no-sdio;
	no-sd;
	non-removable;
	pinctrl-names = "default";
	pinctrl-0 = <&emmc_clk>, <&emmc_cmd>, <&emmc_bus8>;
	vmmc-supply = <&vcc_io>;
	vqmmc-supply = <&vcc18_flash>;
};

&i2c0 {
	status = "okay";

	rk808: pmic@1b {
		compatible = "rockchip,rk808";
		reg = <0x1b>;
		interrupt-parent = <&gpio0>;
		interrupts = <RK_PA5 IRQ_TYPE_LEVEL_LOW>;
		pinctrl-names = "default";
		pinctrl-0 = <&pmic_int>, <&pmic_sleep>;
		rockchip,system-power-controller;
		vcc1-supply = <&vcc_sys>;
		vcc2-supply = <&vcc_sys>;
		vcc3-supply = <&vcc_sys>;
		vcc4-supply = <&vcc_sys>;
		vcc6-supply = <&vcc_sys>;
		vcc7-supply = <&vcc_sys>;
		vcc8-supply = <&vcc_io>;
		vcc9-supply = <&vcc_sys>;
		vcc10-supply = <&vcc_sys>;
		vcc11-supply = <&vcc_sys>;
		vcc12-supply = <&vcc_io>;
		clock-output-names = "xin32k", "rk808-clkout2";
		#clock-cells = <1>;

		regulators {
			vdd_cpu: DCDC_REG1 {
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <700000>;
				regulator-max-microvolt = <1500000>;
				regulator-name = "vdd_cpu";
			};

			vdd_log: DCDC_REG2 {
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <700000>;
				regulator-max-microvolt = <1500000>;
				regulator-name = "vdd_log";
			};

			vcc_ddr: DCDC_REG3 {
				regulator-always-on;
				regulator-boot-on;
				regulator-name = "vcc_ddr";
			};

			vcc_io: DCDC_REG4 {
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-name = "vcc_io";
			};

			vcc18_flash: LDO_REG1 {
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-name = "vcc18_flash";
			};

			vcca_33: LDO_REG2 {
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-name = "vcca_33";
			};

			vdd_10: LDO_REG3 {
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1000000>;
				regulator-max-microvolt = <1000000>;
				regulator-name = "vdd_10";
			};

			avdd_33: LDO_REG4 {
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-name = "avdd_33";
			};

			vccio_sd: LDO_REG5 {
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <3300000>;
				regulator-name = "vccio_sd";
			};

			vdd10_lcd: LDO_REG6 {
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1000000>;
				regulator-max-microvolt = <1000000>;
				regulator-name = "vdd10_lcd";
			};

			vcc_18: LDO_REG7 {
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-name = "vcc_18";
			};

			vcc18_lcd: LDO_REG8 {
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-name = "vcc18_lcd";
			};

			vcc_sd: SWITCH_REG1 {
				regulator-name = "vcc_sd";
			};

			vcc33_lcd: SWITCH_REG2 {
				regulator-always-on;
				regulator-boot-on;
				regulator-name = "vcc33_lcd";
			};
		};
	};
};

&i2c1 {
	status = "okay";

	accelerometer@18 {
		compatible = "bosch,bma250";
		reg = <0x18>;
		interrupt-parent = <&gpio2>;
		interrupts = <RK_PC1 IRQ_TYPE_LEVEL_LOW>;
	};
};

&i2c2 {
	status = "okay";

	gsl1680: touchscreen@40 {
		compatible = "silead,gsl1680";
		reg = <0x40>;
		interrupt-parent = <&gpio3>;
		interrupts = <RK_PD4 IRQ_TYPE_EDGE_FALLING>;
		power-gpios = <&gpio3 RK_PB7 GPIO_ACTIVE_HIGH>;
		touchscreen-size-x = <800>;
		touchscreen-size-y = <1280>;
		silead,max-fingers = <5>;
	};
};

&pinctrl {
	keys {
		pwr_key: pwr-key {
			rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	pmic {
		pmic_sleep: pmic-sleep {
			rockchip,pins = <0 RK_PA0 2 &pcfg_pull_none>;
		};

		pmic_int: pmic-int {
			rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_up>;
		};
	};
};

&sdmmc {
	status = "okay";
	bus-width = <4>;
	cap-mmc-highspeed;
	cap-sd-highspeed;
	card-detect-delay = <200>;
	no-sdio;
	sd-uhs-sdr12;
	sd-uhs-sdr25;
	pinctrl-names = "default";
	pinctrl-0 = <&sdmmc_clk>, <&sdmmc_cmd>, <&sdmmc_bus4>, <&sdmmc_cd>;
	rockchip,default-sample-phase = <90>;
	vmmc-supply = <&vcc_sd>;
	vqmmc-supply = <&vccio_sd>;
};

&tsadc {
	status = "okay";
	rockchip,hw-tshut-mode = <0>; /* CRU */
	rockchip,hw-tshut-polarity = <1>; /* high */
};

&uart4 {
	status = "okay";
};

&usb_host0_ehci {
	status = "okay";
};

&usb_otg {
	status = "okay";
};

&wdt {
	status = "okay";
};