arch/arm/boot/dts/st/stm32mp157c-emstamp-argon.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/st/stm32mp157c-emstamp-argon.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/st/stm32mp157c-emstamp-argon.dtsi
Extension
.dtsi
Size
10582 bytes
Lines
539
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) 2021 emtrion GmbH
// Author: Reinhold Müller <reinhold.mueller@emtrion.de>.
//

#include "stm32mp157.dtsi"
#include "stm32mp15xc.dtsi"
#include "stm32mp15-pinctrl.dtsi"
#include "stm32mp15xxac-pinctrl.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/mfd/st,stpmic1.h>

/ {
	aliases {
		ethernet0 = &ethernet0;
		serial0 = &uart4;
		serial1 = &usart2;
		serial2 = &usart3;
	};

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

	memory@c0000000 {
		device_type = "memory";
		reg = <0xc0000000 0x20000000>;
	};

	reserved-memory {
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;

		mcuram2: mcuram2@10000000 {
			compatible = "shared-dma-pool";
			reg = <0x10000000 0x40000>;
			no-map;
		};

		vdev0vring0: vdev0vring0@10040000 {
			compatible = "shared-dma-pool";
			reg = <0x10040000 0x2000>;
			no-map;
		};

		vdev0vring1: vdev0vring1@10042000 {
			compatible = "shared-dma-pool";
			reg = <0x10042000 0x2000>;
			no-map;
		};

		vdev0buffer: vdev0buffer@10044000 {
			compatible = "shared-dma-pool";
			reg = <0x10044000 0x4000>;
			no-map;
		};

		mcuram: mcuram@30000000 {
			compatible = "shared-dma-pool";
			reg = <0x30000000 0x40000>;
			no-map;
		};

		retram: retram@38000000 {
			compatible = "shared-dma-pool";
			reg = <0x38000000 0x10000>;
			no-map;
		};

Annotation

Implementation Notes