mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-30 16:39:35 +00:00
43 lines
1.1 KiB
C
43 lines
1.1 KiB
C
|
/*
|
||
|
|
*
|
||
|
|
* (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 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
|
||
|
|
*
|
||
|
|
* The device provided is the slave device. It's parent controller
|
||
|
|
* will be used to provide the communication.
|
||
|
|
*
|
||
|
|
* This must be called before doing any transfers with a Thermal slave.
|
||
|
|
* It will enable and initialize any Thermal hardware as necessary,
|
||
|
|
* and make sure that the SCK line is in the correct idle state. It is
|
||
|
|
* not allowed to claim the same bus for several slaves without
|
||
|
|
* releasing the bus in between.
|
||
|
|
*
|
||
|
|
* @dev: The Thermal device
|
||
|
|
*
|
||
|
|
* Returns: 0 if the bus was claimed successfully, or a negative value
|
||
|
|
* if it wasn't.
|
||
|
|
*/
|
||
|
|
int (*get_temp)(struct udevice *dev, int *temp);
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif /* _THERMAL_H_ */
|