arch/arm64/boot/dts/rockchip/rk3399pro-vmarc-som.dtsi

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/rockchip/rk3399pro-vmarc-som.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/rockchip/rk3399pro-vmarc-som.dtsi
Extension
.dtsi
Size
9737 bytes
Lines
478
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) 2019 Fuzhou Rockchip Electronics Co., Ltd
 * Copyright (c) 2019 Vamrs Limited
 * Copyright (c) 2019 Amarula Solutions(India)
 */

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/pinctrl/rockchip.h>
#include <dt-bindings/pwm/pwm.h>

/ {
	compatible = "vamrs,rk3399pro-vmarc-som", "rockchip,rk3399pro";

	aliases {
		ethernet0 = &gmac;
		mmc0 = &sdhci;
		mmc1 = &sdmmc;
	};

	vcc3v3_pcie: regulator-vcc-pcie {
		compatible = "regulator-fixed";
		enable-active-high;
		gpio = <&gpio4 RK_PD4 GPIO_ACTIVE_HIGH>;
		pinctrl-names = "default";
		pinctrl-0 = <&pcie_pwr>;
		regulator-name = "vcc3v3_pcie";
		regulator-always-on;
		regulator-boot-on;
		vin-supply = <&vcc5v0_sys>;
	};
};

&cpu_l0 {
	cpu-supply = <&vdd_cpu_l>;
};

&cpu_l1 {
	cpu-supply = <&vdd_cpu_l>;
};

&cpu_l2 {
	cpu-supply = <&vdd_cpu_l>;
};

&cpu_l3 {
	cpu-supply = <&vdd_cpu_l>;
};

&emmc_phy {
	status = "okay";
};

&gmac {
	assigned-clocks = <&cru SCLK_RMII_SRC>;
	phy-supply = <&vcc_lan>;
	snps,reset-gpio = <&gpio3 RK_PB7 GPIO_ACTIVE_LOW>;
};

&hdmi {
	ddc-i2c-bus = <&i2c3>;
	pinctrl-names = "default";
	pinctrl-0 = <&hdmi_cec>;
};

&i2c0 {
	clock-frequency = <400000>;
	i2c-scl-falling-time-ns = <30>;
	i2c-scl-rising-time-ns = <180>;
	status = "okay";

Annotation

Implementation Notes