arch/arm64/boot/dts/renesas/rzg2ul-smarc.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/renesas/rzg2ul-smarc.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/renesas/rzg2ul-smarc.dtsi
Extension
.dtsi
Size
2535 bytes
Lines
154
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-only OR BSD-2-Clause)
/*
 * Device Tree Source for the RZ/G2UL Type-1 SMARC EVK parts
 *
 * Copyright (C) 2022 Renesas Electronics Corp.
 */

#include <dt-bindings/gpio/gpio.h>
#include "rzg2ul-smarc-pinfunction.dtsi"
#include "rz-smarc-common.dtsi"

#if (!SW_ET0_EN_N)
&canfd {
	/delete-property/ pinctrl-0;
	/delete-property/ pinctrl-names;
	status = "disabled";
};
#endif

&cpu_dai {
	sound-dai = <&ssi1>;
};

&i2c0 {
	clock-frequency = <400000>;

	da9062: pmic@58 {
		compatible = "dlg,da9062";
		reg = <0x58>;
		gpio-controller;
		#gpio-cells = <2>;

		gpio {
			compatible = "dlg,da9062-gpio";
		};

		onkey {
			compatible = "dlg,da9062-onkey";
		};

		pmic-good-hog {
			gpio-hog;
			gpios = <4 GPIO_ACTIVE_HIGH>;
			output-high;
			line-name = "PMIC_PGOOD";
		};

		rtc {
			compatible = "dlg,da9062-rtc";
		};

		sd0-pwr-sel-hog {
			gpio-hog;
			gpios = <1 GPIO_ACTIVE_HIGH>;
			input;
			line-name = "SD0_PWR_SEL";
		};

		sd1-pwr-sel-hog {
			gpio-hog;
			gpios = <2 GPIO_ACTIVE_HIGH>;
			input;
			line-name = "SD1_PWR_SEL";
		};

		sw-et0-en-hog {
			gpio-hog;
			gpios = <3 GPIO_ACTIVE_HIGH>;
			input;
			line-name = "SW_ET0_EN#";

Annotation

Implementation Notes