arch/arm64/boot/dts/qcom/x1-dell-thena.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/qcom/x1-dell-thena.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/qcom/x1-dell-thena.dtsi
Extension
.dtsi
Size
33592 bytes
Lines
1659
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) 2024 Qualcomm Innovation Center, Inc. All rights reserved.
 * Copyright (c) 2024 Aleksandrs Vinarskis <alex.vinarskis@gmail.com>
 * Copyright (c) 2025 Bryan O'Donoghue <bryan.odonoghue@linaro.org>
 * Copyright (c) 2025 Val Packett <val@packett.cool>
 */

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/gpio-keys.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/regulator/qcom,rpmh-regulator.h>

#include "hamoa-pmics.dtsi"

/ {
	chassis-type = "laptop";

	aliases {
		serial0 = &uart14;
	};

	wcd938x: audio-codec {
		compatible = "qcom,wcd9385-codec";

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

		qcom,micbias1-microvolt = <1800000>;
		qcom,micbias2-microvolt = <1800000>;
		qcom,micbias3-microvolt = <1800000>;
		qcom,micbias4-microvolt = <1800000>;
		qcom,mbhc-buttons-vthreshold-microvolt = <75000 150000 237000 500000 500000 500000 500000 500000>;
		qcom,mbhc-headset-vthreshold-microvolt = <1700000>;
		qcom,mbhc-headphone-vthreshold-microvolt = <40000>;
		qcom,rx-device = <&wcd_rx>;
		qcom,tx-device = <&wcd_tx>;

		reset-gpios = <&tlmm 191 GPIO_ACTIVE_LOW>;

		vdd-buck-supply = <&vreg_l15b_1p8>;
		vdd-rxtx-supply = <&vreg_l15b_1p8>;
		vdd-io-supply = <&vreg_l15b_1p8>;
		vdd-mic-bias-supply = <&vreg_bob1>;

		#sound-dai-cells = <1>;
	};

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

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

		switch-lid {
			gpios = <&tlmm 92 GPIO_ACTIVE_LOW>;
			linux,input-type = <EV_SW>;
			linux,code = <SW_LID>;
			wakeup-source;
			wakeup-event-action = <EV_ACT_DEASSERTED>;
		};
	};

	pmic-glink {
		compatible = "qcom,x1e80100-pmic-glink",
			     "qcom,sm8550-pmic-glink",
			     "qcom,pmic-glink";
		orientation-gpios = <&tlmm 121 GPIO_ACTIVE_HIGH>,
				    <&tlmm 123 GPIO_ACTIVE_HIGH>;

Annotation

Implementation Notes