arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-rdk.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-rdk.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/freescale/imx8mp-phyboard-pollux-rdk.dts
Extension
.dts
Size
13892 bytes
Lines
634
Domain
Architecture Layer
Bucket
arch/arm64
Inferred role
Architecture Layer: configuration, schema, or hardware description
Status
atlas-only

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
/*
 * Copyright (C) 2020 PHYTEC Messtechnik GmbH
 */

/dts-v1/;

#include <dt-bindings/phy/phy-imx8-pcie.h>
#include <dt-bindings/leds/leds-pca9532.h>
#include <dt-bindings/thermal/thermal.h>
#include "imx8mp-phycore-som.dtsi"

/ {
	model = "PHYTEC phyBOARD-Pollux i.MX8MP";
	compatible = "phytec,imx8mp-phyboard-pollux-rdk",
		     "phytec,imx8mp-phycore-som", "fsl,imx8mp";

	chosen {
		stdout-path = &uart1;
	};

	backlight_lvds1: backlight1 {
		compatible = "pwm-backlight";
		pinctrl-0 = <&pinctrl_lvds1>;
		pinctrl-names = "default";
		power-supply = <&reg_lvds1_reg_en>;
		status = "disabled";
	};

	fan0: fan {
		compatible = "gpio-fan";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_fan>;
		fan-supply = <&reg_vcc_5v_sw>;
		gpio-fan,speed-map = <0     0
				      13000 1>;
		gpios = <&gpio5 4 GPIO_ACTIVE_HIGH>;
		#cooling-cells = <2>;
	};

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

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

	panel_lvds1: panel-lvds1 {
		/* compatible panel in overlay */
		backlight = <&backlight_lvds1>;
		power-supply = <&reg_vcc_3v3_sw>;
		status = "disabled";

		port {
			panel1_in: endpoint {
				remote-endpoint = <&ldb_lvds_ch1>;
			};
		};
	};

	reg_vcc_5v_sw: regulator-vcc-5v-sw {
		compatible = "regulator-fixed";
		regulator-always-on;
		regulator-boot-on;
		regulator-max-microvolt = <5000000>;

Annotation

Implementation Notes