arch/arm/boot/dts/rockchip/rk3288-vmarc-som.dtsi

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

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/rockchip/rk3288-vmarc-som.dtsi
Extension
.dtsi
Size
7719 bytes
Lines
362
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)
/*
 * 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>

/ {
	compatible = "vamrs,rk3288-vmarc-som", "rockchip,rk3288";

	vccio_flash: regulator-vccio-flash {
		compatible = "regulator-fixed";
		regulator-name = "vccio_flash";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		vin-supply = <&vcc_io>;
	};
};

&emmc {
	bus-width = <8>;
	cap-mmc-highspeed;
	disable-wp;
	non-removable;
	pinctrl-names = "default";
	pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_pwr &emmc_bus8>;
	vmmc-supply = <&vcc_io>;
	vqmmc-supply = <&vccio_flash>;
	status = "okay";
};

&gmac {
	assigned-clocks = <&cru SCLK_MAC>;
	phy-supply = <&vcc_io>;
	snps,reset-gpio = <&gpio4 RK_PA7 GPIO_ACTIVE_HIGH>;
};

&hdmi {
	ddc-i2c-bus = <&i2c5>;
	pinctrl-names = "default";
	pinctrl-0 = <&hdmi_cec_c0>;
};

&i2c0 {
	clock-frequency = <400000>;
	status = "okay";

	rk808: pmic@1b {
		compatible = "rockchip,rk808";
		reg = <0x1b>;
		interrupt-parent = <&gpio0>;
		interrupts = <RK_PA4 IRQ_TYPE_LEVEL_LOW>;
		pinctrl-names = "default";
		pinctrl-0 = <&pmic_int &global_pwroff>;
		rockchip,system-power-controller;
		wakeup-source;
		#clock-cells = <1>;
		clock-output-names = "rk808-clkout1", "rk808-clkout2";

		vcc1-supply = <&vcc5v0_sys>;
		vcc2-supply = <&vcc5v0_sys>;
		vcc3-supply = <&vcc5v0_sys>;
		vcc4-supply = <&vcc5v0_sys>;
		vcc6-supply = <&vcc5v0_sys>;
		vcc7-supply = <&vcc5v0_sys>;
		vcc8-supply = <&vcc_io>;
		vcc9-supply = <&vcc_io>;

Annotation

Implementation Notes