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hwmon: (sht15) add support for the status register

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* Add support for:
  - Heater.
  - End of battery notice.
  - Ability not to reload from OTP.
  - Low resolution (12bit temp, 8bit humidity).
* Add an utility function to read individual bytes from the device.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Acked-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com>
This commit is contained in:
Vivien Didelot
2011-04-12 15:34:38 -04:00
committed by Guenter Roeck
parent 181148ae68
commit cc15c7ebb4
3 changed files with 245 additions and 35 deletions
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4
include/linux/sht15.h
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@@ -19,10 +19,14 @@
* @gpio_sck: no. of gpio to which the data clock is connected.
* @supply_mv: supply voltage in mv. Overridden by regulator if
* available.
* @no_otp_reload: flag to indicate no reload from OTP.
* @low_resolution: flag to indicate the temp/humidity resolution to use.
*/
struct sht15_platform_data {
int gpio_data;
int gpio_sck;
int supply_mv;
bool no_otp_reload;
bool low_resolution;
};