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authorJerome Oufella <jerome.oufella@savoirfairelinux.com>2011-04-12 15:34:39 -0400
committerGuenter Roeck <guenter.roeck@ericsson.com>2011-05-19 08:19:36 -0700
commit82c7465b4dd013d19858bfeac084849ae17682c0 (patch)
treeaf6828f4e6cac12153100b30fbe126fe0989e1a8 /include/linux/sht15.h
parentcc15c7ebb424e45ba2c5ceecbe52d025219ee970 (diff)
downloadop-kernel-dev-82c7465b4dd013d19858bfeac084849ae17682c0.zip
op-kernel-dev-82c7465b4dd013d19858bfeac084849ae17682c0.tar.gz
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 <jerome.oufella@savoirfairelinux.com> Acked-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com>
Diffstat (limited to 'include/linux/sht15.h')
-rw-r--r--include/linux/sht15.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/sht15.h b/include/linux/sht15.h
index d836ca6..f85c7c5 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;
};
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