arch/arm/boot/dts/st/ste-ux500-samsung-gavini.dts

Source file repositories/reference/linux-study-clean/arch/arm/boot/dts/st/ste-ux500-samsung-gavini.dts

File Facts

System
Linux kernel
Corpus path
arch/arm/boot/dts/st/ste-ux500-samsung-gavini.dts
Extension
.dts
Size
22594 bytes
Lines
888
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
/*
 * Devicetree for the Samsung Galaxy Beam GT-I8530 also known as Gavini.
 */

/dts-v1/;
#include "ste-db8500.dtsi"
#include "ste-ab8500.dtsi"
#include "ste-dbx5x0-pinctrl.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/interrupt-controller/irq.h>

/ {
	model = "Samsung Galaxy Beam (GT-I8530)";
	compatible = "samsung,gavini", "st-ericsson,u8500";

	chosen {
		stdout-path = &serial2;
	};

	battery: battery {
		compatible = "samsung,eb585157lu";
	};

	thermal-zones {
		battery-thermal {
			/* This zone will be polled by the battery temperature code */
			polling-delay = <0>;
			polling-delay-passive = <0>;
			thermal-sensors = <&bat_therm>;

			trips {
				battery-crit-hi {
					temperature = <70000>;
					hysteresis = <2000>;
					type = "critical";
				};
			};
		};
	};

	bat_therm: thermistor {
		compatible = "samsung,1404-001221";
		io-channels = <&gpadc 0x02>; /* BatTemp */
		pullup-uv = <1800000>;
		pullup-ohm = <230000>;
		pulldown-ohm = <0>;
		#thermal-sensor-cells = <0>;
	};

	/* TI TXS0206 level translator for 2.9 V */
	sd_level_translator: regulator-gpio {
		compatible = "regulator-fixed";

		/* GPIO193 EN */
		gpios = <&gpio6 1 GPIO_ACTIVE_HIGH>;
		enable-active-high;

		regulator-name = "sd-level-translator";
		regulator-min-microvolt = <2900000>;
		regulator-max-microvolt = <2900000>;
		regulator-type = "voltage";

		startup-delay-us = <200>;

		pinctrl-names = "default";
		pinctrl-0 = <&sd_level_translator_default>;
	};

Annotation

Implementation Notes