arch/arm/boot/dts/st/stm32mp157c-ultra-fly-sbc.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/st/stm32mp157c-ultra-fly-sbc.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/st/stm32mp157c-ultra-fly-sbc.dts
Extension
.dts
Size
25835 bytes
Lines
1153
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) Ultratronik GmbH 2024-2025 - All Rights Reserved
 */

/dts-v1/;
#include "stm32mp157.dtsi"
#include "stm32mp15xc.dtsi"
#include "stm32mp15-pinctrl.dtsi"
#include "stm32mp15xxac-pinctrl.dtsi"
#include <dt-bindings/pinctrl/stm32-pinfunc.h>
#include <dt-bindings/mfd/st,stpmic1.h>
#include <dt-bindings/gpio/gpio.h>

/ {
	model = "STM STM32MP15x Ultratronik MMI_A7 board";
	compatible = "ultratronik,stm32mp157c-ultra-fly-sbc", "st,stm32mp157";

	aliases {
		ethernet0 = &ethernet0;
		serial0 = &uart4;
		serial1 = &uart5;
		serial2 = &uart7;
		serial3 = &usart1;
	};

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

	memory@c0000000 {
		device_type = "memory";
		reg = <0xC0000000 0x40000000>;
	};

	usb_otg_vbus: regulator-0 {
		compatible = "regulator-fixed";
		regulator-name = "usb_otg_vbus";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		gpio = <&gpioh 3 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

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

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

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

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

		vdev0vring0: vdev0vring0@10040000 {
			compatible = "shared-dma-pool";
			reg = <0x10040000 0x2000>;

Annotation

Implementation Notes