arch/arm/boot/dts/st/stm32mp15xx-phyboard-sargas.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/st/stm32mp15xx-phyboard-sargas.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/st/stm32mp15xx-phyboard-sargas.dtsi
Extension
.dtsi
Size
5597 bytes
Lines
286
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 BSD-3-Clause)
/*
 * Copyright (C) 2022-2023 Steffen Trumtrar <kernel@pengutronix.de>
 * Copyright (C) Phytec GmbH 2019-2020 - All Rights Reserved
 * Author: Dom VOVARD <dom.vovard@linrt.com>.
 */

#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/leds/leds-pca9532.h>

/ {
	aliases {
		mmc0 = &sdmmc1;
		mmc1 = &sdmmc2;
		mmc2 = &sdmmc3;
		serial0 = &uart4;
		serial1 = &usart3;
		serial2 = &usart1;
	};

	chosen {
		stdout-path = "serial0:115200n8";
	};

	gpio-keys {
		compatible = "gpio-keys";

		key-home {
			label = "Home";
			gpios = <&gpioa 13 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_HOME>;
		};

		key-enter {
			label = "Enter";
			gpios = <&gpioa 14 GPIO_ACTIVE_LOW>;
			linux,code = <KEY_ENTER>;
		};
	};

	sound {
		compatible = "audio-graph-card";
		label = "STM32MP1-PHYCORE";
		routing =
			"Playback", "MCLK", /* Set a route between "MCLK" and "playback" widgets */
			"Capture", "MCLK";
		dais = <&sai2b_port>,
		       <&sai2a_port>;
	};
};

&dcmi {
	pinctrl-names = "default", "sleep";
	pinctrl-0 = <&dcmi_pins_d>;
	pinctrl-1 = <&dcmi_sleep_pins_d>;
};

&i2c1 {
	pinctrl-names = "default", "sleep";
	pinctrl-0 = <&i2c1_pins_b>;
	pinctrl-1 = <&i2c1_sleep_pins_b>;
	i2c-scl-rising-time-ns = <100>;
	i2c-scl-falling-time-ns = <7>;
	status = "okay";

	codec@18 {
		compatible = "ti,tlv320aic3007";
		reg = <0x18>;

Annotation

Implementation Notes