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author | Tom Rini <trini@ti.com> | 2014-11-24 12:02:12 -0500 |
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committer | Tom Rini <trini@ti.com> | 2014-11-24 12:02:12 -0500 |
commit | dee332ffb735f65ab922118791a583c17bb0b795 (patch) | |
tree | d07bc0821792831aa4baeb27868252c2d32c7738 /include/thermal.h | |
parent | 1739564e753bc3a8097f8937a3cbe738bdaaed5d (diff) | |
parent | e7eb277dced570f177d75d56f40219d9dc599ed1 (diff) | |
download | u-boot-imx-dee332ffb735f65ab922118791a583c17bb0b795.zip u-boot-imx-dee332ffb735f65ab922118791a583c17bb0b795.tar.gz u-boot-imx-dee332ffb735f65ab922118791a583c17bb0b795.tar.bz2 |
Merge branch 'master' of git://www.denx.de/git/u-boot-imx
Diffstat (limited to 'include/thermal.h')
-rw-r--r-- | include/thermal.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/include/thermal.h b/include/thermal.h new file mode 100644 index 0000000..5d6101b --- /dev/null +++ b/include/thermal.h @@ -0,0 +1,42 @@ +/* + * + * (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_ */ |