arch/arm64/boot/dts/qcom/sc7280-crd-r3.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/qcom/sc7280-crd-r3.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/qcom/sc7280-crd-r3.dts
Extension
.dts
Size
2928 bytes
Lines
150
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 CRD board device tree source
 *
 * Copyright (c) 2021 Qualcomm Innovation Center, Inc. All rights reserved.
 */

/dts-v1/;

#include "sc7280-idp.dtsi"
#include "sc7280-idp-ec-h1.dtsi"

/ {
	model = "Qualcomm Technologies, Inc. sc7280 CRD platform (rev3 - 4)";
	compatible = "qcom,sc7280-crd",
		     "google,hoglin-rev3", "google,hoglin-rev4",
		     "google,piglin-rev3", "google,piglin-rev4",
		     "qcom,sc7280";

	aliases {
		serial0 = &uart5;
	};

	chosen {
		stdout-path = "serial0:115200n8";
	};
};

&apps_rsc {
	regulators-2 {
		compatible = "qcom,pmg1110-rpmh-regulators";
		qcom,pmic-id = "k";

		vreg_s1k_1p0: smps1 {
			regulator-min-microvolt = <1010000>;
			regulator-max-microvolt = <1170000>;
		};
	};
};

&bluetooth {
	vddio-supply = <&vreg_l18b_1p8>;
};

ap_tp_i2c: &i2c0 {
	status = "okay";
	clock-frequency = <400000>;

	trackpad: trackpad@15 {
		compatible = "hid-over-i2c";
		reg = <0x15>;
		pinctrl-names = "default";
		pinctrl-0 = <&tp_int_odl>;

		interrupt-parent = <&tlmm>;
		interrupts = <7 IRQ_TYPE_EDGE_FALLING>;

		post-power-on-delay-ms = <20>;
		hid-descr-addr = <0x0001>;
		vdd-supply = <&vreg_l18b_1p8>;

		wakeup-source;
	};
};

ap_ts_pen_1v8: &i2c13 {
	status = "okay";
	clock-frequency = <400000>;

	ap_ts: touchscreen@5c {

Annotation

Implementation Notes