xref: /openbmc/linux/scripts/dtc/include-prefixes/arm64/amlogic/meson-sm1-odroid-c4.dts (revision 88d537bc)

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (c) 2020 Dongjin Kim <tobetter@gmail.com>
 */

/dts-v1/;

#include "meson-sm1-odroid.dtsi"

/ {
	compatible = "hardkernel,odroid-c4", "amlogic,sm1";
	model = "Hardkernel ODROID-C4";

	leds {
		compatible = "gpio-leds";

		led-blue {
			color = <LED_COLOR_ID_BLUE>;
			function = LED_FUNCTION_STATUS;
			gpios = <&gpio_ao GPIOAO_11 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "heartbeat";
			panic-indicator;
		};
	};

	hub_5v: regulator-hub_5v {
		compatible = "regulator-fixed";
		regulator-name = "HUB_5V";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		vin-supply = <&vcc_5v>;

		/* Connected to the Hub CHIPENABLE, LOW sets low power state */
		gpio = <&gpio GPIOH_4 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	sound {
		model = "ODROID-C4";
	};
};

&gpio {
	/*
	 * WARNING: The USB Hub on the Odroid-C4 needs a reset signal
	 * to be turned high in order to be detected by the USB Controller
	 * This signal should be handled by a USB specific power sequence
	 * in order to reset the Hub when USB bus is powered down.
	 */
	usb-hub {
		gpio-hog;
		gpios = <GPIOH_4 GPIO_ACTIVE_HIGH>;
		output-high;
		line-name = "usb-hub-reset";
	};
};

&ir {
	linux,rc-map-name = "rc-odroid";
};

&usb2_phy1 {
	/* Enable the hub which is connected to this port */
	phy-supply = <&hub_5v>;
};