arch/arm64/boot/dts/rockchip/rk3528-rock-2a.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/rockchip/rk3528-rock-2a.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/rockchip/rk3528-rock-2a.dts
Extension
.dts
Size
1835 bytes
Lines
93
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)

/dts-v1/;

#include "rk3528-rock-2.dtsi"

/ {
	model = "Radxa ROCK 2A";
	compatible = "radxa,rock-2a", "rockchip,rk3528";

	aliases {
		ethernet0 = &gmac1;
	};

	vcc5v0_usb30_otg: regulator-5v0-vcc-usb30-otg {
		compatible = "regulator-fixed";
		enable-active-high;
		gpios = <&gpio1 RK_PC3 GPIO_ACTIVE_HIGH>;
		pinctrl-names = "default";
		pinctrl-0 = <&usb_otg_en>;
		regulator-name = "vcc5v0_usb30_otg";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		vin-supply = <&vcc5v0_sys>;
	};
};

&gmac1 {
	clock_in_out = "output";
	phy-handle = <&rgmii_phy>;
	phy-mode = "rgmii-id";
	phy-supply = <&vcc_3v3>;
	pinctrl-names = "default";
	pinctrl-0 = <&rgmii_miim>, <&rgmii_tx_bus2>, <&rgmii_rx_bus2>,
		    <&rgmii_rgmii_clk>, <&rgmii_rgmii_bus>;
	status = "okay";
};

&leds {
	pinctrl-names = "default";
	pinctrl-0 = <&state_led_b>, <&sys_led_g>;

	led-1 {
		color = <LED_COLOR_ID_GREEN>;
		default-state = "on";
		function = LED_FUNCTION_STATUS;
		gpios = <&gpio3 RK_PC1 GPIO_ACTIVE_LOW>;
	};
};

&mdio1 {
	rgmii_phy: ethernet-phy@1 {
		compatible = "ethernet-phy-ieee802.3-c22";
		reg = <0x1>;
		pinctrl-names = "default";
		pinctrl-0 = <&gmac1_rstn_l>;
		reset-assert-us = <20000>;
		reset-deassert-us = <100000>;
		reset-gpios = <&gpio4 RK_PC2 GPIO_ACTIVE_LOW>;
	};
};

&pinctrl {
	ethernet {
		gmac1_rstn_l: gmac1-rstn-l {
			rockchip,pins = <4 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	leds {

Annotation

Implementation Notes