diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/dm/uclass-id.h | 1 | ||||
-rw-r--r-- | include/imx_thermal.h | 17 | ||||
-rw-r--r-- | include/thermal.h | 42 |
3 files changed, 60 insertions, 0 deletions
diff --git a/include/dm/uclass-id.h b/include/dm/uclass-id.h index a8944c9..202f59b 100644 --- a/include/dm/uclass-id.h +++ b/include/dm/uclass-id.h @@ -28,6 +28,7 @@ enum uclass_id { UCLASS_SPI_GENERIC, /* Generic SPI flash target */ UCLASS_SPI_FLASH, /* SPI flash */ UCLASS_CROS_EC, /* Chrome OS EC */ + UCLASS_THERMAL, /* Thermal sensor */ UCLASS_COUNT, UCLASS_INVALID = -1, diff --git a/include/imx_thermal.h b/include/imx_thermal.h new file mode 100644 index 0000000..be13652 --- /dev/null +++ b/include/imx_thermal.h @@ -0,0 +1,17 @@ +/* + * + * (C) Copyright 2014 Freescale Semiconductor, Inc + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _IMX_THERMAL_H_ +#define _IMX_THERMAL_H_ + +struct imx_thermal_plat { + void *regs; + int fuse_bank; + int fuse_word; +}; + +#endif /* _IMX_THERMAL_H_ */ 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_ */ |