arch/arm/boot/dts/ti/davinci/da850-lcdk.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/ti/davinci/da850-lcdk.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/ti/davinci/da850-lcdk.dts
Extension
.dts
Size
7971 bytes
Lines
426
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-only
/*
 * Copyright (c) 2016 BayLibre, Inc.
 */
/dts-v1/;
#include "da850.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>

/ {
	model = "DA850/AM1808/OMAP-L138 LCDK";
	compatible = "ti,da850-lcdk", "ti,da850";

	aliases {
		serial2 = &serial2;
		ethernet0 = &eth0;
	};

	chosen {
		stdout-path = "serial2:115200n8";
	};

	memory@c0000000 {
		/* 128 MB DDR2 SDRAM @ 0xc0000000 */
		reg = <0xc0000000 0x08000000>;
	};

	reserved-memory {
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;

		dsp_memory_region: dsp-memory@c3000000 {
			compatible = "shared-dma-pool";
			reg = <0xc3000000 0x1000000>;
			reusable;
			status = "okay";
		};
	};

	vcc_5vd: fixedregulator-vcc_5vd {
		compatible = "regulator-fixed";
		regulator-name = "vcc_5vd";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		regulator-boot-on;
	};

	vcc_3v3d: fixedregulator-vcc_3v3d {
		/* TPS650250 - VDCDC1 */
		compatible = "regulator-fixed";
		regulator-name = "vcc_3v3d";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		vin-supply = <&vcc_5vd>;
		regulator-always-on;
		regulator-boot-on;
	};

	vcc_1v8d: fixedregulator-vcc_1v8d {
		/* TPS650250 - VDCDC2 */
		compatible = "regulator-fixed";
		regulator-name = "vcc_1v8d";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		vin-supply = <&vcc_5vd>;
		regulator-always-on;
		regulator-boot-on;
	};

Annotation

Implementation Notes