arch/arm64/boot/dts/rockchip/rk3528.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/rockchip/rk3528.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/rockchip/rk3528.dtsi
Extension
.dtsi
Size
37244 bytes
Lines
1368
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)
/*
 * Copyright (c) 2022 Rockchip Electronics Co., Ltd.
 * Copyright (c) 2024 Yao Zi <ziyao@disroot.org>
 */

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/phy/phy.h>
#include <dt-bindings/pinctrl/rockchip.h>
#include <dt-bindings/clock/rockchip,rk3528-cru.h>
#include <dt-bindings/power/rockchip,rk3528-power.h>
#include <dt-bindings/reset/rockchip,rk3528-cru.h>

/ {
	compatible = "rockchip,rk3528";

	interrupt-parent = <&gic>;
	#address-cells = <2>;
	#size-cells = <2>;

	aliases {
		gpio0 = &gpio0;
		gpio1 = &gpio1;
		gpio2 = &gpio2;
		gpio3 = &gpio3;
		gpio4 = &gpio4;
	};

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

		cpu-map {
			cluster0 {
				core0 {
					cpu = <&cpu0>;
				};
				core1 {
					cpu = <&cpu1>;
				};
				core2 {
					cpu = <&cpu2>;
				};
				core3 {
					cpu = <&cpu3>;
				};
			};
		};

		cpu0: cpu@0 {
			compatible = "arm,cortex-a53";
			reg = <0x0>;
			device_type = "cpu";
			enable-method = "psci";
			clocks = <&scmi_clk SCMI_CLK_CPU>;
			operating-points-v2 = <&cpu_opp_table>;
		};

		cpu1: cpu@1 {
			compatible = "arm,cortex-a53";
			reg = <0x1>;
			device_type = "cpu";
			enable-method = "psci";
			clocks = <&scmi_clk SCMI_CLK_CPU>;
			operating-points-v2 = <&cpu_opp_table>;
		};

		cpu2: cpu@2 {

Annotation

Implementation Notes