arch/arm64/boot/dts/qcom/sc7180-trogdor-homestar.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/qcom/sc7180-trogdor-homestar.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/qcom/sc7180-trogdor-homestar.dtsi
Extension
.dtsi
Size
6480 bytes
Lines
346
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 MIT)
/*
 * Google Homestar board device tree source
 *
 * Copyright 2021 Google LLC.
 */

#include "sc7180-trogdor-rt5682i-sku.dtsi"
#include "sc7180-trogdor-detachable.dtsi"

/ {
	/* BOARD-SPECIFIC TOP LEVEL NODES */

	max98360a_1: amplifier-1 {
		compatible = "maxim,max98360a";
		#sound-dai-cells = <0>;
	};

	max98360a_2: amplifier-2 {
		compatible = "maxim,max98360a";
		#sound-dai-cells = <0>;
	};

	max98360a_3: amplifier-3 {
		compatible = "maxim,max98360a";
		#sound-dai-cells = <0>;
	};

	pp3300_touch: pp3300-touch-regulator {
		compatible = "regulator-fixed";
		regulator-name = "pp3300_touch";

		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;

		gpio = <&tlmm 87 GPIO_ACTIVE_HIGH>;
		enable-active-high;
		pinctrl-names = "default";
		pinctrl-0 = <&en_pp3300_touch>;

		vin-supply = <&pp3300_a>;
	};

	thermal-zones {
		skin_temp_thermal: skin-temp-thermal {
			polling-delay-passive = <250>;

			thermal-sensors = <&pm6150_adc_tm 1>;
			sustainable-power = <965>;

			trips {
				skin_temp_alert0: trip-point0 {
					temperature = <55000>;
					hysteresis = <1000>;
					type = "passive";
				};

				skin_temp_alert1: trip-point1 {
					temperature = <58000>;
					hysteresis = <1000>;
					type = "passive";
				};

				skin-temp-crit {
					temperature = <73000>;
					hysteresis = <1000>;
					type = "critical";
				};
			};

Annotation

Implementation Notes