arch/arm/boot/dts/ti/omap/omap4-var-dvk-om44.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/ti/omap/omap4-var-dvk-om44.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/ti/omap/omap4-var-dvk-om44.dts
Extension
.dts
Size
1212 bytes
Lines
69
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) 2014 Joachim Eastwood <manabian@gmail.com>
 */
/dts-v1/;

#include "omap4-var-som-om44.dtsi"
#include "omap4-var-som-om44-wlan.dtsi"
#include "omap4-var-om44customboard.dtsi"

/ {
	model = "Variscite VAR-DVK-OM44";
	compatible = "variscite,var-dvk-om44", "variscite,var-som-om44", "ti,omap4460", "ti,omap4";

	aliases {
		display0 = &lcd0;
		display1 = &hdmi0;
	};

	lcd0: display {
		compatible = "innolux,at070tn83", "panel-dpi";
		label = "lcd";
		panel-timing {
			clock-frequency = <33333333>;

			hback-porch = <40>;
			hactive = <800>;
			hfront-porch = <40>;
			hsync-len = <48>;

			vback-porch = <29>;
			vactive = <480>;
			vfront-porch = <13>;
			vsync-len = <3>;
		};

		port {
			lcd_in: endpoint {
				remote-endpoint = <&dpi_out>;
			};
		};
	};

	backlight {
		compatible = "gpio-backlight";
		pinctrl-names = "default";
		pinctrl-0 = <&backlight_pins>;

		gpios = <&gpio4 26 GPIO_ACTIVE_HIGH>; /* gpio 122 */
	};
};

&dss {
	pinctrl-names = "default";
	pinctrl-0 = <&dss_dpi_pins>;

	port {
		dpi_out: endpoint {
			remote-endpoint = <&lcd_in>;
			data-lines = <24>;
		};
	};
};

&dsi2 {
	status = "okay";
	vdd-supply = <&vcxio>;
};

Annotation

Implementation Notes