arch/arm64/boot/dts/exynos/exynosautov920-pinctrl.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/exynos/exynosautov920-pinctrl.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/exynos/exynosautov920-pinctrl.dtsi
Extension
.dtsi
Size
31026 bytes
Lines
1267
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
/*
 * Samsung's ExynosAutov920 SoC pin-mux and pin-config device tree source
 *
 * Copyright (c) 2023 Samsung Electronics Co., Ltd.
 *
 * Samsung's ExynosAutov920 SoC pin-mux and pin-config options are listed as
 * device tree nodes in this file.
 */

#include <dt-bindings/interrupt-controller/arm-gic.h>

#include "exynos-pinctrl.h"

&pinctrl_alive {
	gpa0: gpa0-gpio-bank {
		gpio-controller;
		#gpio-cells = <2>;
		interrupt-controller;
		#interrupt-cells = <2>;
		interrupt-parent = <&gic>;
		interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>,
			     <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>,
			     <GIC_SPI 23 IRQ_TYPE_LEVEL_HIGH>,
			     <GIC_SPI 24 IRQ_TYPE_LEVEL_HIGH>,
			     <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>,
			     <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>,
			     <GIC_SPI 27 IRQ_TYPE_LEVEL_HIGH>,
			     <GIC_SPI 28 IRQ_TYPE_LEVEL_HIGH>;
	};

	gpa1: gpa1-gpio-bank {
		gpio-controller;
		#gpio-cells = <2>;
		interrupt-controller;
		#interrupt-cells = <2>;
		interrupt-parent = <&gic>;
		interrupts = <GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>,
			     <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
	};

	gpq0: gpq0-gpio-bank {
		gpio-controller;
		#gpio-cells = <2>;

		interrupt-controller;
		#interrupt-cells = <2>;
	};
};

&pinctrl_aud {
	gpb0: gpb0-gpio-bank {
		gpio-controller;
		#gpio-cells = <2>;

		interrupt-controller;
		#interrupt-cells = <2>;
	};

	gpb1: gpb1-gpio-bank {
		gpio-controller;
		#gpio-cells = <2>;

		interrupt-controller;
		#interrupt-cells = <2>;
	};

	gpb2: gpb2-gpio-bank {
		gpio-controller;
		#gpio-cells = <2>;

Annotation

Implementation Notes