From 82c7465b4dd013d19858bfeac084849ae17682c0 Mon Sep 17 00:00:00 2001 From: Jerome Oufella Date: Tue, 12 Apr 2011 15:34:39 -0400 Subject: hwmon: (sht15) add support for CRC validation The sht15 sensor allows validating exchanges to and from the device using a crc8 function. An utility function to reverse a byte has also been added. Signed-off-by: Jerome Oufella Acked-by: Jonathan Cameron Signed-off-by: Guenter Roeck --- include/linux/sht15.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'include/linux/sht15.h') diff --git a/include/linux/sht15.h b/include/linux/sht15.h index d836ca617323..f85c7c523da0 100644 --- a/include/linux/sht15.h +++ b/include/linux/sht15.h @@ -19,6 +19,7 @@ * @gpio_sck: no. of gpio to which the data clock is connected. * @supply_mv: supply voltage in mv. Overridden by regulator if * available. + * @checksum: flag to indicate the checksum should be validated. * @no_otp_reload: flag to indicate no reload from OTP. * @low_resolution: flag to indicate the temp/humidity resolution to use. */ @@ -26,6 +27,7 @@ struct sht15_platform_data { int gpio_data; int gpio_sck; int supply_mv; + bool checksum; bool no_otp_reload; bool low_resolution; }; -- cgit v1.2.3