arch/arm/boot/dts/st/stm32mp15xx-dhcor-som.dtsi

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

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/st/stm32mp15xx-dhcor-som.dtsi
Extension
.dtsi
Size
5724 bytes
Lines
272
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) Linaro Ltd 2019 - All Rights Reserved
 * Author: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
 * Copyright (C) 2020 Marek Vasut <marex@denx.de>
 */

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

/ {
	aliases {
		spi0 = &qspi;
	};

	memory@c0000000 {
		device_type = "memory";
		reg = <0xc0000000 0x40000000>;
	};

	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 0x1000>;
			no-map;
		};

		vdev0vring1: vdev0vring1@10041000 {
			compatible = "shared-dma-pool";
			reg = <0x10041000 0x1000>;
			no-map;
		};

		vdev0buffer: vdev0buffer@10042000 {
			compatible = "shared-dma-pool";
			reg = <0x10042000 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;
		};
	};
};

&crc1 {
	status = "okay";
};

&dts {

Annotation

Implementation Notes