arch/arm/boot/dts/ti/omap/omap4-var-om44customboard.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/ti/omap/omap4-var-om44customboard.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/ti/omap/omap4-var-om44customboard.dtsi
Extension
.dtsi
Size
6781 bytes
Lines
233
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>
 */

#include <dt-bindings/input/input.h>

/ {
	aliases {
		display0 = &hdmi0;
	};

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

		led0 {
			label = "var:green:led0";
			gpios = <&gpio6 13 GPIO_ACTIVE_HIGH>; /* gpio 173 */
			linux,default-trigger = "heartbeat";
		};

		led1 {
			label = "var:green:led1";
			gpios = <&gpio6 12 GPIO_ACTIVE_HIGH>; /* gpio 172 */
		};
	};

	gpio-keys {
		compatible = "gpio-keys";
		pinctrl-names = "default";
		pinctrl-0 = <&gpio_key_pins>;
		#address-cells = <1>;
		#size-cells = <0>;

		user-key@184 {
			label = "user";
			gpios = <&gpio6 24 GPIO_ACTIVE_HIGH>; /* gpio 184 */
			linux,code = <BTN_EXTRA>;
			wakeup-source;
		};
	};

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

		hpd-gpios = <&gpio2 31 GPIO_ACTIVE_HIGH>; /* gpio_63 */

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

&omap4_pmx_core {
	uart1_pins: uart1-pins {
		pinctrl-single,pins = <
			OMAP4_IOPAD(0x13c, PIN_INPUT_PULLUP | MUX_MODE1)	/* mcspi1_cs2.uart1_cts */
			OMAP4_IOPAD(0x13e, PIN_OUTPUT | MUX_MODE1)		/* mcspi1_cs3.uart1_rts */
			OMAP4_IOPAD(0x126, PIN_INPUT_PULLUP | MUX_MODE1)	/* i2c2_scl.uart1_rx */
			OMAP4_IOPAD(0x128, PIN_OUTPUT | MUX_MODE1)		/* i2c2_sda.uart1_tx */
		>;
	};

Annotation

Implementation Notes