arch/arm/boot/dts/ti/omap/motorola-mapphone-common.dtsi

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

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/ti/omap/motorola-mapphone-common.dtsi
Extension
.dtsi
Size
11917 bytes
Lines
459
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
/dts-v1/;

#include <dt-bindings/input/input.h>
#include "omap443x.dtsi"
#include "motorola-cpcap-mapphone.dtsi"

/ {
	/*
	 * We seem to have only 1021 MB accessible, 1021 - 1022 is locked,
	 * then 1023 - 1024 seems to contain mbm.
	 */
	memory {
		device_type = "memory";
		reg = <0x80000000 0x3fd00000>;	/* 1021 MB */
	};

	/* Poweroff GPIO probably connected to CPCAP */
	gpio-poweroff {
		compatible = "gpio-poweroff";
		pinctrl-0 = <&poweroff_gpio>;
		pinctrl-names = "default";
		gpios = <&gpio2 18 GPIO_ACTIVE_LOW>;	/* gpio50 */
	};

	hdmi0: connector {
		compatible = "hdmi-connector";
		pinctrl-0 = <&hdmi_hpd_gpio>;
		pinctrl-names = "default";
		label = "hdmi";
		type = "d";

		hpd-gpios = <&gpio2 31 GPIO_ACTIVE_HIGH>;	/* gpio63 */

		port {
			hdmi_connector_in: endpoint {
				remote-endpoint = <&hdmi_out>;
			};
		};
	};

	/*
	 * HDMI 5V regulator probably sourced from battery. Let's keep
	 * keep this as always enabled for HDMI to work until we've
	 * figured what the encoder chip is.
	 */
	hdmi_regulator: regulator-hdmi {
		compatible = "regulator-fixed";
		regulator-name = "hdmi";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		gpio = <&gpio2 27 GPIO_ACTIVE_HIGH>;	/* gpio59 */
		enable-active-high;
		regulator-always-on;
	};

	/* This is probably coming straight from the battery.. */
	wl12xx_vmmc: regulator-wl12xx {
		compatible = "regulator-fixed";
		regulator-name = "vwl1271";
		regulator-min-microvolt = <1650000>;
		regulator-max-microvolt = <1650000>;
		gpio = <&gpio3 30 GPIO_ACTIVE_HIGH>;	/* gpio94 */
		startup-delay-us = <70000>;
		enable-active-high;
	};

	soundcard {
		compatible = "audio-graph-card";
		label = "Mapphone Audio";

Annotation

Implementation Notes