xref: /openbmc/linux/scripts/dtc/include-prefixes/arm64/amlogic/meson-gxl-s905d-p230.dts (revision 114abfe1)

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (c) 2016 Endless Computers, Inc.
 * Author: Carlo Caione <carlo@endlessm.com>
 */

/dts-v1/;

#include <dt-bindings/input/input.h>

#include "meson-gxl-s905d.dtsi"
#include "meson-gx-p23x-q20x.dtsi"

/ {
	compatible = "amlogic,p230", "amlogic,s905d", "amlogic,meson-gxl";
	model = "Amlogic Meson GXL (S905D) P230 Development Board";

	adc-keys {
		compatible = "adc-keys";
		io-channels = <&saradc 0>;
		io-channel-names = "buttons";
		keyup-threshold-microvolt = <1710000>;

		button-function {
			label = "Update";
			linux,code = <KEY_VENDOR>;
			press-threshold-microvolt = <10000>;
		};
	};

	gpio-keys-polled {
		compatible = "gpio-keys-polled";
		#address-cells = <1>;
		#size-cells = <0>;
		poll-interval = <100>;

		button@0 {
			label = "power";
			linux,code = <KEY_POWER>;
			gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
		};
	};

	vddio_ao18: regulator-vddio_ao18 {
		compatible = "regulator-fixed";
		regulator-name = "VDDIO_AO18";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
	};

	hdmi-connector {
		compatible = "hdmi-connector";
		type = "a";

		port {
			hdmi_connector_in: endpoint {
				remote-endpoint = <&hdmi_tx_tmds_out>;
			};
		};
	};
};

&cec_AO {
	status = "okay";
	pinctrl-0 = <&ao_cec_pins>;
	pinctrl-names = "default";
	hdmi-phandle = <&hdmi_tx>;
};

/* P230 has exclusive choice between internal or external PHY */
&ethmac {
	pinctrl-0 = <&eth_pins>;
	pinctrl-names = "default";

	/* Select external PHY by default */
	phy-handle = <&external_phy>;

	amlogic,tx-delay-ns = <2>;

	/* External PHY reset is shared with internal PHY Led signals */
	snps,reset-gpio = <&gpio GPIOZ_14 0>;
	snps,reset-delays-us = <0 10000 1000000>;
	snps,reset-active-low;

	/* External PHY is in RGMII */
	phy-mode = "rgmii";
};

&external_mdio {
	external_phy: ethernet-phy@0 {
		compatible = "ethernet-phy-id001c.c916", "ethernet-phy-ieee802.3-c22";
		reg = <0>;
		max-speed = <1000>;
		interrupt-parent = <&gpio_intc>;
		interrupts = <29 IRQ_TYPE_LEVEL_LOW>;
	};
};

&hdmi_tx {
	status = "okay";
	pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
	pinctrl-names = "default";
};

&hdmi_tx_tmds_port {
	hdmi_tx_tmds_out: endpoint {
		remote-endpoint = <&hdmi_connector_in>;
	};
};

&saradc {
	status = "okay";
	vref-supply = <&vddio_ao18>;
};