arch/arm64/boot/dts/qcom/sc7280-idp.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/qcom/sc7280-idp.dtsi
Extension
.dtsi
Size
16298 bytes
Lines
854
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
/*
 * sc7280 IDP board device tree source (common between SKU1 and SKU2)
 *
 * Copyright (c) 2021, The Linux Foundation. All rights reserved.
 */

#include <dt-bindings/iio/qcom,spmi-adc7-pmk8350.h>
#include <dt-bindings/input/linux-event-codes.h>
#include "kodiak.dtsi"
#include "pm7325.dtsi"
#include "pm8350c.dtsi"
#include "pmk8350.dtsi"

#include "sc7280-chrome-common.dtsi"
#include "sc7280-herobrine-lte-sku.dtsi"

/ {
	aliases {
		bluetooth0 = &bluetooth;
		serial1 = &uart7;
		wifi0 = &wifi;
	};

	max98360a: audio-codec-0 {
		compatible = "maxim,max98360a";
		pinctrl-names = "default";
		pinctrl-0 = <&amp_en>;
		sdmode-gpios = <&tlmm 63 GPIO_ACTIVE_HIGH>;
		#sound-dai-cells = <0>;
	};

	wcd9385: audio-codec-1 {
		compatible = "qcom,wcd9385-codec";
		pinctrl-names = "default", "sleep";
		pinctrl-0 = <&wcd_reset_n>;
		pinctrl-1 = <&wcd_reset_n_sleep>;

		reset-gpios = <&tlmm 83 GPIO_ACTIVE_LOW>;

		qcom,rx-device = <&wcd_rx>;
		qcom,tx-device = <&wcd_tx>;

		vdd-rxtx-supply = <&vreg_l18b_1p8>;
		vdd-io-supply = <&vreg_l18b_1p8>;
		vdd-buck-supply = <&vreg_l17b_1p8>;
		vdd-mic-bias-supply = <&vreg_bob>;

		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 = <50000>;
		#sound-dai-cells = <1>;
	};

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

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

		key-volume-up {
			label = "volume_up";
			gpios = <&pm7325_gpios 6 GPIO_ACTIVE_LOW>;

Annotation

Implementation Notes