arch/arm/boot/dts/rockchip/rk3288.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/rockchip/rk3288.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/rockchip/rk3288.dtsi
Extension
.dtsi
Size
50624 bytes
Lines
2052
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)

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/pinctrl/rockchip.h>
#include <dt-bindings/clock/rk3288-cru.h>
#include <dt-bindings/power/rk3288-power.h>
#include <dt-bindings/thermal/thermal.h>
#include <dt-bindings/soc/rockchip,boot-mode.h>

/ {
	#address-cells = <2>;
	#size-cells = <2>;

	compatible = "rockchip,rk3288";

	interrupt-parent = <&gic>;

	aliases {
		ethernet0 = &gmac;
		gpio0 = &gpio0;
		gpio1 = &gpio1;
		gpio2 = &gpio2;
		gpio3 = &gpio3;
		gpio4 = &gpio4;
		gpio5 = &gpio5;
		gpio6 = &gpio6;
		gpio7 = &gpio7;
		gpio8 = &gpio8;
		i2c0 = &i2c0;
		i2c1 = &i2c1;
		i2c2 = &i2c2;
		i2c3 = &i2c3;
		i2c4 = &i2c4;
		i2c5 = &i2c5;
		serial0 = &uart0;
		serial1 = &uart1;
		serial2 = &uart2;
		serial3 = &uart3;
		serial4 = &uart4;
		spi0 = &spi0;
		spi1 = &spi1;
		spi2 = &spi2;
	};

	arm-pmu {
		compatible = "arm,cortex-a12-pmu";
		interrupts = <GIC_SPI 151 IRQ_TYPE_LEVEL_HIGH>,
			     <GIC_SPI 152 IRQ_TYPE_LEVEL_HIGH>,
			     <GIC_SPI 153 IRQ_TYPE_LEVEL_HIGH>,
			     <GIC_SPI 154 IRQ_TYPE_LEVEL_HIGH>;
		interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
	};

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;
		enable-method = "rockchip,rk3066-smp";
		rockchip,pmu = <&pmu>;

		cpu0: cpu@500 {
			device_type = "cpu";
			compatible = "arm,cortex-a12";
			reg = <0x500>;
			resets = <&cru SRST_CORE0>;
			operating-points-v2 = <&cpu_opp_table>;
			#cooling-cells = <2>; /* min followed by max */
			clocks = <&cru ARMCLK>;
			dynamic-power-coefficient = <370>;

Annotation

Implementation Notes