arch/arm64/boot/dts/qcom/sm8250-samsung-common.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/qcom/sm8250-samsung-common.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/qcom/sm8250-samsung-common.dtsi
Extension
.dtsi
Size
4506 bytes
Lines
206
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-only

/dts-v1/;

#include <dt-bindings/regulator/qcom,rpmh-regulator.h>
#include "sm8250.dtsi"
#include "pm8150.dtsi"

/ {
	chosen {
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		framebuffer: framebuffer@9c000000 {
			compatible = "simple-framebuffer";
			reg = <0x0 0x9c000000 0x0 0x2300000>;
			width = <1080>;
			height = <2400>;
			stride = <(1080 * 4)>;
			format = "a8r8g8b8";
		};
	};

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

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

		key-vol-up {
			label = "Volume Up";
			gpios = <&pm8150_gpios 3 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_VOLUMEUP>;
			debounce-interval = <15>;
			linux,can-disable;
			wakeup-source;
		};
	};

	reserved-memory {
		cont_splash_mem: memory@9c000000 {
			reg = <0x0 0x9c000000 0x0 0x2300000>;
			no-map;
		};

		ramoops@9fa00000 {
			compatible = "ramoops";
			reg = <0x0 0x9fa00000 0x0 0x100000>;
			record-size = <0x4000>;
			console-size = <0x40000>;
			ftrace-size = <0x40000>;
			pmsg-size = <0x40000>;
			no-map;
		};
	};

	vph_pwr: vph-pwr-regulator {
		compatible = "regulator-fixed";
		regulator-name = "vph_pwr";
		regulator-min-microvolt = <3700000>;
		regulator-max-microvolt = <3700000>;
	};
};

&apps_rsc {
	regulators-0 {
		compatible = "qcom,pm8150-rpmh-regulators";
		qcom,pmic-id = "a";

Annotation

Implementation Notes