arch/arm64/boot/dts/rockchip/px30-evb.dts

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (c) 2018 Fuzhou Rockchip Electronics Co., Ltd
 */

/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/pinctrl/rockchip.h>
#include "px30.dtsi"

/ {
	model = "Rockchip PX30 EVB";
	compatible = "rockchip,px30-evb", "rockchip,px30";

	chosen {
		stdout-path = "serial2:1500000n8";
	};

	adc-keys {
		compatible = "adc-keys";
		io-channels = <&saradc 2>;
		io-channel-names = "buttons";
		keyup-threshold-microvolt = <1800000>;
		poll-interval = <100>;

		esc-key {
			label = "esc";
			linux,code = <KEY_ESC>;
			press-threshold-microvolt = <1310000>;
		};

		home-key {
			label = "home";
			linux,code = <KEY_HOME>;
			press-threshold-microvolt = <624000>;
		};

		menu-key {
			label = "menu";
			linux,code = <KEY_MENU>;
			press-threshold-microvolt = <987000>;
		};

		vol-down-key {
			label = "volume down";
			linux,code = <KEY_VOLUMEDOWN>;
			press-threshold-microvolt = <300000>;
		};

		vol-up-key {
			label = "volume up";
			linux,code = <KEY_VOLUMEUP>;
			press-threshold-microvolt = <17000>;
		};
	};

	backlight: backlight {
		compatible = "pwm-backlight";
		pwms = <&pwm1 0 25000 0>;
	};

	sdio_pwrseq: sdio-pwrseq {
		compatible = "mmc-pwrseq-simple";
		pinctrl-names = "default";
		pinctrl-0 = <&wifi_enable_h>;

		/*
		 * On the module itself this is one of these (depending
		 * on the actual card populated):
		 * - SDIO_RESET_L_WL_REG_ON
		 * - PDN (power down when low)
		 */
		reset-gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_LOW>; /* GPIO3_A4 */
	};

	vcc_phy: vcc-phy-regulator {
		compatible = "regulator-fixed";
		regulator-name = "vcc_phy";
		regulator-always-on;
		regulator-boot-on;
	};

	vcc5v0_sys: vccsys {
		compatible = "regulator-fixed";
		regulator-name = "vcc5v0_sys";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
	};
};

&display_subsystem {
	status = "okay";
};

&emmc {
	bus-width = <8>;
	cap-mmc-highspeed;
	mmc-hs200-1_8v;
	non-removable;
	status = "okay";
};

&gmac {
	clock_in_out = "output";
	phy-supply = <&vcc_phy>;
	snps,reset-gpio = <&gpio2 13 GPIO_ACTIVE_LOW>;
	snps,reset-active-low;
	snps,reset-delays-us = <0 50000 50000>;
	status = "okay";
};

&i2c0 {
	status = "okay";
};

&i2s1_2ch {
	status = "okay";
};

&io_domains {
	status = "okay";
};

&pinctrl {
	headphone {
		hp_det: hp-det {
			rockchip,pins =
				<2 RK_PB0 RK_FUNC_GPIO &pcfg_pull_down>;
		};
	};

	pmic {
		pmic_int: pmic_int {
			rockchip,pins =
				<0 RK_PA7 RK_FUNC_GPIO &pcfg_pull_up>;
		};

		soc_slppin_gpio: soc_slppin_gpio {
			rockchip,pins =
				<0 RK_PA4 RK_FUNC_GPIO &pcfg_output_low>;
		};

		soc_slppin_slp: soc_slppin_slp {
			rockchip,pins =
				<0 RK_PA4 RK_FUNC_1 &pcfg_pull_none>;
		};

		soc_slppin_rst: soc_slppin_rst {
			rockchip,pins =
				<0 RK_PA4 RK_FUNC_2 &pcfg_pull_none>;
		};
	};

	sdio-pwrseq {
		wifi_enable_h: wifi-enable-h {
			rockchip,pins =
				<0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};
};

&pmu_io_domains {
	status = "okay";
};

&pwm1 {
	status = "okay";
};

&saradc {
	status = "okay";
};

&sdmmc {
	bus-width = <4>;
	cap-mmc-highspeed;
	cap-sd-highspeed;
	card-detect-delay = <800>;
	sd-uhs-sdr12;
	sd-uhs-sdr25;
	sd-uhs-sdr50;
	sd-uhs-sdr104;
	status = "okay";
};

&sdio {
	bus-width = <4>;
	cap-sd-highspeed;
	keep-power-in-suspend;
	non-removable;
	mmc-pwrseq = <&sdio_pwrseq>;
	sd-uhs-sdr104;
	status = "okay";
};

&uart1 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart1_xfer &uart1_cts>;
	status = "okay";
};

&uart2 {
	status = "okay";
};

&usb20_otg {
	status = "okay";
};

&usb_host0_ehci {
	status = "okay";
};

&usb_host0_ohci {
	status = "okay";
};

&vopb {
	status = "okay";
};

&vopb_mmu {
	status = "okay";
};

&vopl {
	status = "okay";
};

&vopl_mmu {
	status = "okay";
};