arch/arm/boot/dts/st/stm32h750i-art-pi.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/st/stm32h750i-art-pi.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/st/stm32h750i-art-pi.dts
Extension
.dts
Size
5462 bytes
Lines
230
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

/dts-v1/;
#include "stm32h750.dtsi"
#include "stm32h7-pinctrl.dtsi"
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/gpio/gpio.h>

/ {
	model = "RT-Thread STM32H750i-ART-PI board";
	compatible = "st,stm32h750i-art-pi", "st,stm32h750";

	chosen {
		bootargs = "root=/dev/ram";
		stdout-path = "serial0:2000000n8";
	};

	memory@c0000000 {
		device_type = "memory";
		reg = <0xc0000000 0x2000000>;
	};

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

		linux,cma {
			compatible = "shared-dma-pool";
			no-map;
			size = <0x100000>;
			linux,dma-default;
		};
	};

	aliases {
		serial0 = &uart4;
		serial1 = &usart3;
	};

	leds {
		compatible = "gpio-leds";
		led-red {
			gpios = <&gpioi 8 0>;
		};
		led-green {
			gpios = <&gpioc 15 0>;
			linux,default-trigger = "heartbeat";
		};
	};

	v3v3: regulator-v3v3 {
		compatible = "regulator-fixed";
		regulator-name = "v3v3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-always-on;
	};

	wlan_pwr: regulator-wlan {
		compatible = "regulator-fixed";

		regulator-name = "wl-reg";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;

		gpios = <&gpioc 13 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};
};

&clk_hse {

Annotation

Implementation Notes