arch/arm/boot/dts/allwinner/sun5i-a10s.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/allwinner/sun5i-a10s.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/allwinner/sun5i-a10s.dtsi
Extension
.dtsi
Size
4523 bytes
Lines
174
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 "sun5i.dtsi"

#include <dt-bindings/dma/sun4i-a10.h>

/ {
	aliases {
		ethernet0 = &emac;
	};

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

		framebuffer-lcd0-hdmi {
			compatible = "allwinner,simple-framebuffer",
				     "simple-framebuffer";
			allwinner,pipeline = "de_be0-lcd0-hdmi";
			clocks = <&ccu CLK_AHB_LCD>, <&ccu CLK_AHB_HDMI>,
				 <&ccu CLK_AHB_DE_BE>, <&ccu CLK_DRAM_DE_BE>,
				 <&ccu CLK_DE_BE>, <&ccu CLK_HDMI>;
			status = "disabled";
		};
	};

	display-engine {
		compatible = "allwinner,sun5i-a10s-display-engine";
		allwinner,pipelines = <&fe0>;
	};

	soc {
		hdmi: hdmi@1c16000 {
			compatible = "allwinner,sun5i-a10s-hdmi";
			reg = <0x01c16000 0x1000>;
			interrupts = <58>;
			clocks = <&ccu CLK_AHB_HDMI>, <&ccu CLK_HDMI>,
				 <&ccu CLK_PLL_VIDEO0_2X>,
				 <&ccu CLK_PLL_VIDEO1_2X>;
			clock-names = "ahb", "mod", "pll-0", "pll-1";
			dmas = <&dma SUN4I_DMA_NORMAL 16>,
			       <&dma SUN4I_DMA_NORMAL 16>,
			       <&dma SUN4I_DMA_DEDICATED 24>;
			dma-names = "ddc-tx", "ddc-rx", "audio-tx";
			status = "disabled";

			ports {
				#address-cells = <1>;
				#size-cells = <0>;

				hdmi_in: port@0 {
					reg = <0>;

					hdmi_in_tcon0: endpoint {
						remote-endpoint = <&tcon0_out_hdmi>;
					};
				};

				hdmi_out: port@1 {
					reg = <1>;
				};
			};
		};

		pwm: pwm@1c20e00 {
			compatible = "allwinner,sun5i-a10s-pwm";
			reg = <0x01c20e00 0xc>;
			clocks = <&ccu CLK_HOSC>;
			#pwm-cells = <3>;
			status = "disabled";
		};

Annotation

Implementation Notes