arch/arm/boot/dts/rockchip/rk3288-firefly-reload-core.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/rockchip/rk3288-firefly-reload-core.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/rockchip/rk3288-firefly-reload-core.dtsi
Extension
.dtsi
Size
5692 bytes
Lines
275
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)
/*
 * Device tree file for Firefly Rockchip RK3288 Core board
 * Copyright (c) 2016 Randy Li <ayaka@soulik.info>
 */

#include <dt-bindings/input/input.h>
#include "rk3288.dtsi"

/ {
	memory@0 {
		device_type = "memory";
		reg = <0x0 0x0 0x0 0x80000000>;
	};

	ext_gmac: external-gmac-clock {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <125000000>;
		clock-output-names = "ext_gmac";
	};


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

&cpu0 {
	cpu0-supply = <&vdd_cpu>;
};

&emmc {
	bus-width = <8>;
	cap-mmc-highspeed;
	disable-wp;
	mmc-ddr-1_8v;
	mmc-hs200-1_8v;
	non-removable;
	pinctrl-names = "default";
	pinctrl-0 = <&emmc_clk>, <&emmc_cmd>, <&emmc_pwr>, <&emmc_bus8>;
	vmmc-supply = <&vcc_io>;
	vqmmc-supply = <&vcc_flash>;
	status = "okay";
};

&gmac {
	assigned-clocks = <&cru SCLK_MAC>;
	assigned-clock-parents = <&ext_gmac>;
	clock_in_out = "input";
	pinctrl-names = "default";
	pinctrl-0 = <&rgmii_pins>, <&phy_rst>, <&phy_pmeb>, <&phy_int>;
	phy-supply = <&vcc_lan>;
	phy-mode = "rgmii";
	snps,reset-active-low;
	snps,reset-delays-us = <0 10000 1000000>;
	snps,reset-gpio = <&gpio4 RK_PB0 GPIO_ACTIVE_LOW>;
	tx_delay = <0x30>;
	rx_delay = <0x10>;
	status = "okay";
};

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

Annotation

Implementation Notes