arch/arm64/boot/dts/rockchip/rk3328-evb.dts

Source file repositories/reference/linux-study-clean/arch/arm64/boot/dts/rockchip/rk3328-evb.dts

File Facts

System
Linux kernel
Corpus path
arch/arm64/boot/dts/rockchip/rk3328-evb.dts
Extension
.dts
Size
5747 bytes
Lines
290
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) 2017 Fuzhou Rockchip Electronics Co., Ltd
 */

/dts-v1/;
#include "rk3328.dtsi"

/ {
	model = "Rockchip RK3328 EVB";
	compatible = "rockchip,rk3328-evb", "rockchip,rk3328";

	aliases {
		ethernet0 = &gmac2phy;
		mmc0 = &sdmmc;
		mmc1 = &sdio;
		mmc2 = &emmc;
	};

	chosen {
		stdout-path = "serial2:1500000n8";
	};

	dc_12v: regulator-dc-12v {
		compatible = "regulator-fixed";
		regulator-name = "dc_12v";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <12000000>;
		regulator-max-microvolt = <12000000>;
	};

	sdio_pwrseq: sdio-pwrseq {
		compatible = "mmc-pwrseq-simple";
		pinctrl-names = "default";
		pinctrl-0 = <&wifi_enable_h>;

		/*
		 * On the module itself this is one of these (depending
		 * on the actual card populated):
		 * - SDIO_RESET_L_WL_REG_ON
		 * - PDN (power down when low)
		 */
		reset-gpios = <&gpio1 18 GPIO_ACTIVE_LOW>;
	};

	vcc_sd: regulator-sdmmc {
		compatible = "regulator-fixed";
		gpio = <&gpio0 30 GPIO_ACTIVE_LOW>;
		pinctrl-names = "default";
		pinctrl-0 = <&sdmmc0m1_pin>;
		regulator-name = "vcc_sd";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		vin-supply = <&vcc_io>;
	};

	vcc_sys: regulator-vcc-sys {
		compatible = "regulator-fixed";
		regulator-name = "vcc_sys";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		vin-supply = <&dc_12v>;
	};

	vcc_phy: regulator-vcc-phy {
		compatible = "regulator-fixed";
		regulator-name = "vcc_phy";

Annotation

Implementation Notes