arch/arm/boot/dts/ti/omap/omap3-gta04a5.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/ti/omap/omap3-gta04a5.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/ti/omap/omap3-gta04a5.dts
Extension
.dts
Size
3171 bytes
Lines
163
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) 2014-18 H. Nikolaus Schaller <hns@goldelico.com>
 */

#include "omap3-gta04.dtsi"

/ {
	model = "Goldelico GTA04A5/Letux 2804";

	sound {
		ti,jack-det-gpio = <&twl_gpio 2 GPIO_ACTIVE_HIGH>;	/* GTA04A5 only */
	};

	wlan_en: wlan_en_regulator {
		compatible = "regulator-fixed";
		pinctrl-names = "default";
		pinctrl-0 = <&wlan_pins>;
		regulator-name = "wlan-en-regulator";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;

		gpio = <&gpio5 10 GPIO_ACTIVE_HIGH>;	/* GPIO_138 */

		startup-delay-us = <70000>;
		enable-active-high;
	};

	pps {
		compatible = "pps-gpio";
		pinctrl-names = "default";
		pinctrl-0 = <&pps_pins>;

		gpios = <&gpio4 18 GPIO_ACTIVE_HIGH>; /* GPIN_114 */
	};

};

&gpio5 {
	irda-en-hog {
		gpio-hog;
		gpios = <(175-160) GPIO_ACTIVE_HIGH>;
		output-high;	/* activate gpio_175 to disable IrDA receiver */
	};
};

&omap3_pmx_core {
	bt_pins: bt-pins {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x2166, PIN_OUTPUT | MUX_MODE4)	/* mmc2_dat5 = mmc3_dat1 = gpio137 */
		>;
	};

	wlan_pins: wlan-pins {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x2168, PIN_OUTPUT | MUX_MODE4)	/* mmc2_dat6 = mmc3_dat2 = gpio138 */
		>;
	};

	wlan_irq_pin: wlan-irq-pins {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x216a, PIN_INPUT_PULLUP | MUX_MODE4)	/* mmc2_dat7 = mmc3_dat3 = gpio139 */
		>;
	};

	irda_pins: irda-pins {
		pinctrl-single,pins = <
			OMAP3_CORE1_IOPAD(0x21d0, PIN_OUTPUT_PULLUP | MUX_MODE4)	/* mcspi1_cs1 = gpio175 */
		>;
	};

Annotation

Implementation Notes