arch/arm64/boot/dts/qcom/sc8280xp-crd.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
Extension
.dts
Size
22256 bytes
Lines
1232
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: BSD-3-Clause
/*
 * Copyright (c) 2021, The Linux Foundation. All rights reserved.
 * Copyright (c) 2022, Linaro Limited
 */

/dts-v1/;

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/regulator/qcom,rpmh-regulator.h>

#include "sc8280xp.dtsi"
#include "sc8280xp-pmics.dtsi"

/ {
	model = "Qualcomm SC8280XP CRD";
	compatible = "qcom,sc8280xp-crd", "qcom,sc8280xp";

	aliases {
		i2c4 = &i2c4;
		i2c21 = &i2c21;
		serial0 = &uart17;
		serial1 = &uart2;
	};

	backlight: backlight {
		compatible = "pwm-backlight";
		pwms = <&pmc8280c_lpg 3 1000000>;
		enable-gpios = <&pmc8280_1_gpios 8 GPIO_ACTIVE_HIGH>;
		power-supply = <&vreg_edp_bl>;

		pinctrl-names = "default";
		pinctrl-0 = <&edp_bl_en>, <&edp_bl_pwm>;
	};

	chosen {
		stdout-path = "serial0:115200n8";
	};

	gpio-keys {
		compatible = "gpio-keys";

		pinctrl-0 = <&kypd_vol_up_n>;
		pinctrl-names = "default";

		key-vol-up {
			label = "volume_up";
			gpios = <&pmc8280_1_gpios 6 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_VOLUMEUP>;
			wakeup-source;
		};
	};

	pmic-glink {
		compatible = "qcom,sc8280xp-pmic-glink", "qcom,pmic-glink";

		#address-cells = <1>;
		#size-cells = <0>;

		connector@0 {
			compatible = "usb-c-connector";
			reg = <0>;
			power-role = "dual";
			data-role = "dual";

			ports {
				#address-cells = <1>;
				#size-cells = <0>;

				port@0 {

Annotation

Implementation Notes