summaryrefslogtreecommitdiffstats
path: root/drivers/iio/potentiometer (follow)
Commit message (Collapse)AuthorAgeFilesLines
* iio: convert to common i2c_check_functionality() return valueMatt Ranostay2016-02-271-1/+1
| | | | | | | | | Previously most drivers that used a i2c_check_functionality() check condition required various error codes on failure. This patchset converts to a standard of -EOPNOTSUPP Signed-off-by: Matt Ranostay <mranostay@gmail.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
* iio: potentiometer: add TI tpl0102 supportMatt Ranostay2016-02-243-0/+179
| | | | | | | Add support for the TI family of digital potentiometers. Signed-off-by: Matt Ranostay <mranostay@gmail.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
* iio: mcp4531: Driver for Microchip digital potentiometersPeter Rosin2015-09-303-0/+257
Add support for Microchip digital potentiometers and rheostats MCP4531, MCP4532, MCP4551, MCP4552 MCP4631, MCP4632, MCP4651, MCP4652 DEVICE Wipers Steps Resistor Opts (kOhm) i2c address MCP4531 1 129 5, 10, 50, 100 010111x MCP4532 1 129 5, 10, 50, 100 01011xx MCP4551 1 257 5, 10, 50, 100 010111x MCP4552 1 257 5, 10, 50, 100 01011xx MCP4631 2 129 5, 10, 50, 100 0101xxx MCP4632 2 129 5, 10, 50, 100 01011xx MCP4651 2 257 5, 10, 50, 100 0101xxx MCP4652 2 257 5, 10, 50, 100 01011xx Datasheet: http://www.microchip.com/downloads/en/DeviceDoc/22096b.pdf Signed-off-by: Peter Rosin <peda@axentia.se> Signed-off-by: Jonathan Cameron <jic23@kernel.org>