arch/arm/boot/dts/st/ste-hrefprev60.dtsi

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/st/ste-hrefprev60.dtsi

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/st/ste-hrefprev60.dtsi
Extension
.dtsi
Size
2438 bytes
Lines
123
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-or-later
/*
 * Copyright 2012 ST-Ericsson AB
 *
 * Device Tree for the HREF+ prior to the v60 variant.
 */

#include "ste-href-ab8500.dtsi"
#include "ste-href.dtsi"

/ {
	gpio_keys {
		button@1 {
			gpios = <&tc3589x_gpio 7 GPIO_ACTIVE_HIGH>;
		};
	};

	soc {
		/* Enable UART1 on this board */
		serial@80121000 {
			status = "okay";
		};

		i2c@80004000 {
			tps61052@33 {
				compatible = "ti,tps61052";
				reg = <0x33>;
			};

			tc35892@42 {
				compatible = "toshiba,tc35892";
				reg = <0x42>;
				interrupt-parent = <&gpio6>;
				interrupts = <25 IRQ_TYPE_EDGE_RISING>;
				pinctrl-names = "default";
				pinctrl-0 = <&tc35892_hrefprev60_mode>;

				interrupt-controller;
				#interrupt-cells = <1>;

				tc3589x_gpio: tc3589x_gpio {
					compatible = "tc3589x-gpio";
					interrupts = <0>;

					interrupt-controller;
					#interrupt-cells = <2>;
					gpio-controller;
					#gpio-cells = <2>;
				};
			};
		};

		spi@80002000 {
			/*
			 * On the first generation boards, this SSP/SPI port was connected
			 * to the AB8500.
			 */
			pinctrl-names = "default";
			pinctrl-0 = <&ssp0_hrefprev60_mode>;
			status = "okay";
		};

		// External Micro SD slot
		mmc@80126000 {
			cd-gpios = <&tc3589x_gpio 3 GPIO_ACTIVE_HIGH>;
		};

		pinctrl {
			/* Set this up using hogs */
			pinctrl-names = "default";

Annotation

Implementation Notes