diff options
| author | Peter Rosin <peda@axentia.se> | 2018-03-08 20:58:30 +0100 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2018-03-10 16:03:25 +0000 |
| commit | 5214ad6dcc1bf72ea60a72741a0143356b8d66b7 (patch) | |
| tree | 64e2fa93be5574ad2ee402e16302e1fe834d1ef4 /drivers/iio/potentiometer/Kconfig | |
| parent | d90f21408bf923aee0fd778fa6fb877ea006a198 (diff) | |
iio: potentiometer: mcp4018: driver for Microchip digital potentiometers
Add support for Microchip digital potentiometers and rheostats
MCP4017, MCP4018, MCP4019
They all have one wiper with 128 steps and come in 5, 10, 50 and 100 kOhm
variations.
Datasheet: http://www.microchip.com/downloads/en/DeviceDoc/22147a.pdf
Signed-off-by: Peter Rosin <peda@axentia.se>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/potentiometer/Kconfig')
| -rw-r--r-- | drivers/iio/potentiometer/Kconfig | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/iio/potentiometer/Kconfig b/drivers/iio/potentiometer/Kconfig index 8daf6d1f4e05..79ec2eba4969 100644 --- a/drivers/iio/potentiometer/Kconfig +++ b/drivers/iio/potentiometer/Kconfig @@ -47,6 +47,17 @@ config MAX5487 To compile this driver as a module, choose M here: the module will be called max5487. +config MCP4018 + tristate "Microchip MCP4017/18/19 Digital Potentiometer driver" + depends on I2C + help + Say yes here to build support for the Microchip + MCP4017, MCP4018, MCP4019 + digital potentiometer chips. + + To compile this driver as a module, choose M here: the + module will be called mcp4018. + config MCP4131 tristate "Microchip MCP413X/414X/415X/416X/423X/424X/425X/426X Digital Potentiometer driver" depends on SPI |