arch/arm/boot/dts/rockchip/rk3288-evb-act8846.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/rockchip/rk3288-evb-act8846.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/rockchip/rk3288-evb-act8846.dts
Extension
.dts
Size
4100 bytes
Lines
189
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)

/dts-v1/;
#include "rk3288-evb.dtsi"

/ {
	model = "Rockchip RK3288 EVB ACT8846";
	compatible = "rockchip,rk3288-evb-act8846", "rockchip,rk3288";

	vcc_lcd: regulator-vcc-lcd {
		compatible = "regulator-fixed";
		enable-active-high;
		gpio = <&gpio7 RK_PA3 GPIO_ACTIVE_HIGH>;
		pinctrl-names = "default";
		pinctrl-0 = <&lcd_en>;
		regulator-name = "vcc_lcd";
		vin-supply = <&vcc_io>;
	};

	vcc_wl: regulator-vcc-wl {
		compatible = "regulator-fixed";
		enable-active-high;
		gpio = <&gpio7 RK_PB1 GPIO_ACTIVE_HIGH>;
		pinctrl-names = "default";
		pinctrl-0 = <&wifi_pwr>;
		regulator-name = "vcc_wl";
		vin-supply = <&vcc_18>;
	};
};

&i2c0 {
	clock-frequency = <400000>;

	vdd_cpu: syr827@40 {
		compatible = "silergy,syr827";
		fcs,suspend-voltage-selector = <1>;
		reg = <0x40>;
		regulator-name = "vdd_cpu";
		regulator-min-microvolt = <850000>;
		regulator-max-microvolt = <1350000>;
		regulator-always-on;
		regulator-boot-on;
		vin-supply = <&vcc_sys>;
	};

	vdd_gpu: syr828@41 {
		compatible = "silergy,syr828";
		fcs,suspend-voltage-selector = <1>;
		reg = <0x41>;
		regulator-name = "vdd_gpu";
		regulator-min-microvolt = <850000>;
		regulator-max-microvolt = <1350000>;
		regulator-always-on;
		vin-supply = <&vcc_sys>;
	};

	rtc@51 {
		compatible = "haoyu,hym8563";
		reg = <0x51>;

		interrupt-parent = <&gpio0>;
		interrupts = <RK_PA4 IRQ_TYPE_EDGE_FALLING>;

		pinctrl-names = "default";
		pinctrl-0 = <&pmic_int>;

		#clock-cells = <0>;
		clock-output-names = "xin32k";
	};

Annotation

Implementation Notes