arch/arm64/boot/dts/qcom/msm8916-samsung-j3-common.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/qcom/msm8916-samsung-j3-common.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/qcom/msm8916-samsung-j3-common.dtsi
Extension
.dtsi
Size
1142 bytes
Lines
63
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

#include "msm8916-samsung-j5-common.dtsi"

/ {
	reserved-memory {
		/delete-node/ tz-apps@85500000;

		/* Additional memory used by Samsung firmware modifications */
		tz-apps@85800000 {
			reg = <0x0 0x85800000 0x0 0x800000>;
			no-map;
		};
	};

	reg_vdd_tsp_a: regulator-vdd-tsp-a {
		compatible = "regulator-fixed";
		regulator-name = "vdd_tsp_a";
		regulator-min-microvolt = <3000000>;
		regulator-max-microvolt = <3000000>;

		gpio = <&tlmm 16 GPIO_ACTIVE_HIGH>;
		enable-active-high;

		pinctrl-0 = <&tsp_ldo_en_default>;
		pinctrl-names = "default";
	};
};

&accelerometer {
	vdd-supply = <&pm8916_l5>;
	vddio-supply = <&pm8916_l5>;

	mount-matrix = "0", "-1", "0",
		       "1", "0", "0",
		       "0", "0", "-1";
};

&gpio_hall_sensor {
	status = "disabled";
};

&i2c_muic {
	/* GPIO pins vary depending on model variant */
};

&i2c_sensors {
	/* GPIO pins vary depending on model variant */
};

&touchscreen {
	vdd-supply = <&reg_vdd_tsp_a>;
};

&tlmm {
	tsp_ldo_en_default: tsp-ldo-en-default-state {
		pins = "gpio16";
		function = "gpio";
		drive-strength = <2>;
		bias-disable;
	};
};

Annotation

Implementation Notes