xref: /rk3399_rockchip-uboot/include/thermal.h (revision 7a1af7a79bd79ded6a78d0c1afdbc3353669e313)

/*
 *
 * (C) Copyright 2014 Freescale Semiconductor, Inc
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#ifndef _THERMAL_H_
#define _THERMAL_H_

#include <dm.h>

int thermal_get_temp(struct udevice *dev, int *temp);

/**
 * struct dm_thermal_ops - Driver model Thermal operations
 *
 * The uclass interface is implemented by all Thermal devices which use
 * driver model.
 */
struct dm_thermal_ops {
	/**
	 * Get the current temperature
	 *
	 * This must be called before doing any transfers with a Thermal device.
	 * It will enable and initialize any Thermal hardware as necessary.
	 *
	 * @dev:	The Thermal device
	 * @temp:	pointer that returns the measured temperature
	 */
	int (*get_temp)(struct udevice *dev, int *temp);
};

#endif	/* _THERMAL_H_ */