arch/arm/boot/dts/st/stm32h743.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/st/stm32h743.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/st/stm32h743.dtsi
Extension
.dtsi
Size
17519 bytes
Lines
739
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

#include "../armv7-m.dtsi"
#include <dt-bindings/clock/stm32h7-clks.h>
#include <dt-bindings/mfd/stm32h7-rcc.h>
#include <dt-bindings/interrupt-controller/irq.h>

/ {
	#address-cells = <1>;
	#size-cells = <1>;

	clocks {
		clk_hse: clk-hse {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <0>;
		};

		clk_lse: clk-lse {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <32768>;
		};

		clk_i2s: i2s_ckin {
			#clock-cells = <0>;
			compatible = "fixed-clock";
			clock-frequency = <0>;
		};
	};

	soc {
		timer5: timer@40000c00 {
			compatible = "st,stm32-timer";
			reg = <0x40000c00 0x400>;
			interrupts = <50>;
			clocks = <&rcc TIM5_CK>;
		};

		lptimer1: timer@40002400 {
			#address-cells = <1>;
			#size-cells = <0>;
			compatible = "st,stm32-lptimer";
			reg = <0x40002400 0x400>;
			clocks = <&rcc LPTIM1_CK>;
			clock-names = "mux";
			status = "disabled";

			pwm {
				compatible = "st,stm32-pwm-lp";
				#pwm-cells = <3>;
				status = "disabled";
			};

			trigger@0 {
				compatible = "st,stm32-lptimer-trigger";
				reg = <0>;
				status = "disabled";
			};

			counter {
				compatible = "st,stm32-lptimer-counter";
				status = "disabled";
			};
		};

		spi2: spi@40003800 {
			#address-cells = <1>;
			#size-cells = <0>;
			compatible = "st,stm32h7-spi";
			reg = <0x40003800 0x400>;
			interrupts = <36>;

Annotation

Implementation Notes