arch/arm/boot/dts/nxp/imx/imx7s-warp.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/nxp/imx/imx7s-warp.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/nxp/imx/imx7s-warp.dts
Extension
.dts
Size
11002 bytes
Lines
508
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+ OR MIT)
/*
 * Copyright (C) 2016 NXP Semiconductors.
 * Author: Fabio Estevam <fabio.estevam@nxp.com>
 */

/dts-v1/;

#include <dt-bindings/input/input.h>
#include "imx7s.dtsi"

/ {
	model = "Element14 Warp i.MX7 Board";
	compatible = "element14,imx7s-warp", "fsl,imx7s";

	memory@80000000 {
		device_type = "memory";
		reg = <0x80000000 0x20000000>;
	};

	gpio-keys {
		compatible = "gpio-keys";
		pinctrl-0 = <&pinctrl_gpio>;
		autorepeat;

		key-back {
			label = "Back";
			gpios = <&gpio7 1 GPIO_ACTIVE_HIGH>;
			linux,code = <KEY_BACK>;
			wakeup-source;
		};
	};

	reg_3v3: regulator-3v3 {
		compatible = "regulator-fixed";
		regulator-name = "3v3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
	};

	reg_peri_3p15v: regulator-peri-3p15v {
		compatible = "regulator-fixed";
		regulator-name = "peri_3p15v_reg";
		regulator-min-microvolt = <3150000>;
		regulator-max-microvolt = <3150000>;
		regulator-always-on;
	};

	sdio_pwrseq: sdio-pwrseq {
		compatible = "mmc-pwrseq-simple";
		pinctrl-names = "default";
		pinctrl-0 = <&pinctrl_brcm_reg>;
		post-power-on-delay-ms = <200>;
		reset-gpios = <&gpio5 10 GPIO_ACTIVE_LOW>;
	};

	sound {
		compatible = "simple-audio-card";
		simple-audio-card,name = "imx7-sgtl5000";
		simple-audio-card,format = "i2s";
		simple-audio-card,bitclock-master = <&dailink_master>;
		simple-audio-card,frame-master = <&dailink_master>;
		simple-audio-card,cpu {
			sound-dai = <&sai1>;
		};

		dailink_master: simple-audio-card,codec {
			sound-dai = <&codec>;
			clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_DIV>;
		};

Annotation

Implementation Notes