arch/arm/boot/dts/rockchip/rv1108.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/rockchip/rv1108.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/rockchip/rv1108.dtsi
Extension
.dtsi
Size
23428 bytes
Lines
978
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/clock/rv1108-cru.h>
#include <dt-bindings/pinctrl/rockchip.h>
#include <dt-bindings/thermal/thermal.h>
/ {
	#address-cells = <1>;
	#size-cells = <1>;

	compatible = "rockchip,rv1108";

	interrupt-parent = <&gic>;

	aliases {
		i2c0 = &i2c0;
		i2c1 = &i2c1;
		i2c2 = &i2c2;
		i2c3 = &i2c3;
		serial0 = &uart0;
		serial1 = &uart1;
		serial2 = &uart2;
	};

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

		cpu0: cpu@f00 {
			device_type = "cpu";
			compatible = "arm,cortex-a7";
			reg = <0xf00>;
			clocks = <&cru ARMCLK>;
			#cooling-cells = <2>; /* min followed by max */
			dynamic-power-coefficient = <75>;
			operating-points-v2 = <&cpu_opp_table>;
		};
	};

	cpu_opp_table: opp-table-0 {
		compatible = "operating-points-v2";

		opp-408000000 {
			opp-hz = /bits/ 64 <408000000>;
			opp-microvolt = <975000>;
			clock-latency-ns = <40000>;
		};
		opp-600000000 {
			opp-hz = /bits/ 64 <600000000>;
			opp-microvolt = <975000>;
			clock-latency-ns = <40000>;
		};
		opp-816000000 {
			opp-hz = /bits/ 64 <816000000>;
			opp-microvolt = <1025000>;
			clock-latency-ns = <40000>;
		};
		opp-1008000000 {
			opp-hz = /bits/ 64 <1008000000>;
			opp-microvolt = <1150000>;
			clock-latency-ns = <40000>;
		};
	};

	arm-pmu {
		compatible = "arm,cortex-a7-pmu";
		interrupts = <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>;
	};

Annotation

Implementation Notes