arch/arm/boot/dts/microchip/at91-dvk_su60_somc.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/microchip/at91-dvk_su60_somc.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/microchip/at91-dvk_su60_somc.dtsi
Extension
.dtsi
Size
2408 bytes
Lines
160
Domain
Architecture Layer
Bucket
arch/arm
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
/*
 * at91-dvk_su60_somc.dtsi - Device Tree file for the DVK SOM60 base board
 *
 *  Copyright (C) 2018 Laird,
 *		  2018 Ben Whitten <ben.whitten@lairdtech.com>
 *
 */

/ {
	sound {
		compatible = "atmel,asoc-wm8904";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_pck2_as_audio_mck>;

		atmel,model = "wm8904 @ DVK-SOM60";
		atmel,audio-routing =
			"Headphone Jack", "HPOUTL",
			"Headphone Jack", "HPOUTR",
			"IN2L", "Line In Jack",
			"IN2R", "Line In Jack",
			"Mic", "MICBIAS",
			"IN1L", "Mic";

		atmel,ssc-controller = <&ssc0>;
		atmel,audio-codec = <&wm8904>;

		status = "okay";
	};
};

&mmc0 {
	status = "okay";

	pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3 &pinctrl_mmc0_cd>;
	slot@0 {
		bus-width = <4>;
		cd-gpios = <&pioE 31 GPIO_ACTIVE_HIGH>;
		cd-inverted;
	};
};

&spi0 {
	status = "okay";

	/* spi0.0: 4M Flash Macronix MX25R4035FM1IL0 */
	flash@0 {
		compatible = "mxicy,mx25u4035", "jedec,spi-nor";
		spi-max-frequency = <33000000>;
		reg = <0>;
	};
};

&ssc0 {
	atmel,clk-from-rk-pin;
	status = "okay";
};

&i2c0 {
	status = "okay";

	wm8904: wm8904@1a {
		compatible = "wlf,wm8904";
		reg = <0x1a>;
		clocks = <&pmc PMC_TYPE_SYSTEM 10>;
		clock-names = "mclk";
	};
};

&i2c1 {

Annotation

Implementation Notes