arch/arm/boot/dts/unisoc/rda8810pl.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/unisoc/rda8810pl.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/unisoc/rda8810pl.dtsi
Extension
.dtsi
Size
2947 bytes
Lines
148
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 MIT)
/*
 * RDA8810PL SoC
 *
 * Copyright (c) 2017 Andreas Färber
 * Copyright (c) 2018 Manivannan Sadhasivam
 */

#include <dt-bindings/interrupt-controller/irq.h>

/ {
	compatible = "rda,8810pl";
	interrupt-parent = <&intc>;
	#address-cells = <1>;
	#size-cells = <1>;

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

		cpu@0 {
			device_type = "cpu";
			compatible = "arm,cortex-a5";
			reg = <0x0>;
		};
	};

	sram@100000 {
		compatible = "mmio-sram";
		reg = <0x100000 0x10000>;
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;
	};

	modem@10000000 {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <1>;
		ranges = <0x0 0x10000000 0xfffffff>;

		gpioc@1a08000 {
			compatible = "rda,8810pl-gpio";
			reg = <0x1a08000 0x1000>;
			gpio-controller;
			#gpio-cells = <2>;
			ngpios = <32>;
		};
	};

	apb@20800000 {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <1>;
		ranges = <0x0 0x20800000 0x100000>;

		intc: interrupt-controller@0 {
			compatible = "rda,8810pl-intc";
			reg = <0x0 0x1000>;
			interrupt-controller;
			#interrupt-cells = <2>;
		};
	};

	apb@20900000 {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <1>;
		ranges = <0x0 0x20900000 0x100000>;

Annotation

Implementation Notes