arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg503.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg503.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/rockchip/rk3566-anbernic-rg503.dts
Extension
.dts
Size
6433 bytes
Lines
298
Domain
Architecture Layer
Bucket
arch/arm64
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 MIT)

/dts-v1/;

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/linux-event-codes.h>
#include <dt-bindings/pinctrl/rockchip.h>
#include "rk3566-anbernic-rgxx3.dtsi"

/ {
	model = "Anbernic RG503";
	compatible = "anbernic,rg503", "rockchip,rk3566";

	aliases {
		mmc0 = &sdmmc0;
		mmc1 = &sdmmc1;
		mmc2 = &sdmmc2;
	};

	adc-joystick {
		compatible = "adc-joystick";
		io-channels = <&adc_mux 0>,
			      <&adc_mux 1>,
			      <&adc_mux 2>,
			      <&adc_mux 3>;
		pinctrl-0 = <&joy_mux_en>;
		pinctrl-names = "default";
		poll-interval = <60>;
		#address-cells = <1>;
		#size-cells = <0>;

		axis@0 {
			reg = <0>;
			abs-flat = <32>;
			abs-fuzz = <32>;
			abs-range = <1023 15>;
			linux,code = <ABS_X>;
		};

		axis@1 {
			reg = <1>;
			abs-flat = <32>;
			abs-fuzz = <32>;
			abs-range = <15 1023>;
			linux,code = <ABS_RX>;
		};

		axis@2 {
			reg = <2>;
			abs-flat = <32>;
			abs-fuzz = <32>;
			abs-range = <15 1023>;
			linux,code = <ABS_Y>;
		};

		axis@3 {
			reg = <3>;
			abs-flat = <32>;
			abs-fuzz = <32>;
			abs-range = <1023 15>;
			linux,code = <ABS_RY>;
		};
	};

	adc_mux: adc-mux {
		compatible = "io-channel-mux";
		channels = "left_x", "right_x", "left_y", "right_y";
		#io-channel-cells = <1>;
		io-channels = <&saradc 3>;
		io-channel-names = "parent";

Annotation

Implementation Notes