arch/arm64/boot/dts/qcom/sc7280-idp-ec-h1.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/qcom/sc7280-idp-ec-h1.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/qcom/sc7280-idp-ec-h1.dtsi
Extension
.dtsi
Size
2245 bytes
Lines
107
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 EC/H1 over SPI (common between IDP2 and CRD)
 *
 * Copyright (c) 2021 Qualcomm Innovation Center, Inc. All rights reserved.
 */

ap_ec_spi: &spi10 {
	status = "okay";

	pinctrl-0 = <&qup_spi10_data_clk>, <&qup_spi10_cs_gpio_init_high>, <&qup_spi10_cs_gpio>;
	cs-gpios = <&tlmm 43 GPIO_ACTIVE_LOW>;

	cros_ec: ec@0 {
		compatible = "google,cros-ec-spi";
		reg = <0>;
		interrupt-parent = <&tlmm>;
		interrupts = <18 IRQ_TYPE_LEVEL_LOW>;
		pinctrl-names = "default";
		pinctrl-0 = <&ap_ec_int_l>;
		spi-max-frequency = <3000000>;
		wakeup-source;

		cros_ec_pwm: pwm {
			compatible = "google,cros-ec-pwm";
			#pwm-cells = <1>;
		};

		i2c_tunnel: i2c-tunnel {
			compatible = "google,cros-ec-i2c-tunnel";
			google,remote-bus = <0>;
			#address-cells = <1>;
			#size-cells = <0>;
		};

		typec {
			compatible = "google,cros-ec-typec";
			#address-cells = <1>;
			#size-cells = <0>;

			usb_c0: connector@0 {
				compatible = "usb-c-connector";
				reg = <0>;
				label = "left";
				power-role = "dual";
				data-role = "host";
				try-power-role = "source";
			};

			usb_c1: connector@1 {
				compatible = "usb-c-connector";
				reg = <1>;
				label = "right";
				power-role = "dual";
				data-role = "host";
				try-power-role = "source";
			};
		};
	};
};

#include <arm/cros-ec-keyboard.dtsi>
#include <arm/cros-ec-sbs.dtsi>

ap_h1_spi: &spi14 {
	status = "okay";

	pinctrl-0 = <&qup_spi14_data_clk>, <&qup_spi14_cs_gpio_init_high>, <&qup_spi14_cs_gpio>;
	cs-gpios = <&tlmm 59 GPIO_ACTIVE_LOW>;

Annotation

Implementation Notes