arch/arm/boot/dts/ti/omap/omap4-panda-common.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/ti/omap/omap4-panda-common.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/ti/omap/omap4-panda-common.dtsi
Extension
.dtsi
Size
15736 bytes
Lines
642
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) 2011-2013 Texas Instruments Incorporated - https://www.ti.com/
 */
#include <dt-bindings/input/input.h>
#include "elpida_ecb240abacn.dtsi"
#include "omap4-mcpdm.dtsi"

/ {
	memory@80000000 {
		device_type = "memory";
		reg = <0x80000000 0x40000000>; /* 1 GB */
	};

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

		dsp_memory_region: dsp-memory@98000000 {
			compatible = "shared-dma-pool";
			reg = <0x98000000 0x800000>;
			reusable;
			status = "okay";
		};

		ipu_memory_region: ipu-memory@98800000 {
			compatible = "shared-dma-pool";
			reg = <0x98800000 0x7000000>;
			reusable;
			status = "okay";
		};
	};

	chosen {
		stdout-path = &uart3;
	};

	aliases {
		display0 = &dvi0;
		display1 = &hdmi0;
		ethernet = &ethernet;
	};

	leds: leds {
		compatible = "gpio-leds";
		pinctrl-names = "default";
		pinctrl-0 = <
			&led_wkgpio_pins
		>;

		led-heartbeat {
			label = "pandaboard::status1";
			gpios = <&gpio1 7 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "heartbeat";
		};

		led-mmc {
			label = "pandaboard::status2";
			gpios = <&gpio1 8 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "mmc0";
		};
	};

	gpio_keys: gpio_keys {
		compatible = "gpio-keys";
		pinctrl-names = "default";
		pinctrl-0 = <
			&button_pins
		>;

Annotation

Implementation Notes