From 99a0378de9f887fd4d501f1baa50aaf16d01a8e8 Mon Sep 17 00:00:00 2001 From: Vivien Didelot Date: Tue, 12 Apr 2011 15:34:36 -0400 Subject: hwmon: (sht15) general code clean-up * Add a documentation file for the device. * Respect a bit more the kernel-doc syntax. * Rename some variables for clarity. * Use bool type for flags. * Use an enum for states (actions being done). Signed-off-by: Vivien Didelot Acked-by: Jonathan Cameron Signed-off-by: Guenter Roeck --- include/linux/sht15.h | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) (limited to 'include/linux') diff --git a/include/linux/sht15.h b/include/linux/sht15.h index 046bce05ecab..1e302146bdc8 100644 --- a/include/linux/sht15.h +++ b/include/linux/sht15.h @@ -8,14 +8,18 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. + * + * For further information, see the Documentation/hwmon/sht15 file. */ /** * struct sht15_platform_data - sht15 connectivity info - * @gpio_data: no. of gpio to which bidirectional data line is connected - * @gpio_sck: no. of gpio to which the data clock is connected. - * @supply_mv: supply voltage in mv. Overridden by regulator if available. - **/ + * @gpio_data: no. of gpio to which bidirectional data line is + * connected. + * @gpio_sck: no. of gpio to which the data clock is connected. + * @supply_mv: supply voltage in mv. Overridden by regulator if + * available. + */ struct sht15_platform_data { int gpio_data; int gpio_sck; -- cgit v1.2.3 From cc15c7ebb424e45ba2c5ceecbe52d025219ee970 Mon Sep 17 00:00:00 2001 From: Vivien Didelot Date: Tue, 12 Apr 2011 15:34:38 -0400 Subject: hwmon: (sht15) add support for the status register * 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 Acked-by: Jonathan Cameron Signed-off-by: Guenter Roeck --- include/linux/sht15.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'include/linux') diff --git a/include/linux/sht15.h b/include/linux/sht15.h index 1e302146bdc8..d836ca617323 100644 --- a/include/linux/sht15.h +++ b/include/linux/sht15.h @@ -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; }; -- cgit v1.2.3 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') 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