diff options
| author | Peter Rosin <peda@axentia.se> | 2016-11-08 14:58:56 +0300 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2016-11-13 16:07:15 +0300 |
| commit | 7fde1484af21f9668e9575bd8a119ebc4fe6fe42 (patch) | |
| tree | 99e62de525a9976f355f5916bdcad5c6a0bfba64 /drivers/iio/dac/Makefile | |
| parent | ed13134ba8c021d484d712a54c285da312567b39 (diff) | |
| download | linux-7fde1484af21f9668e9575bd8a119ebc4fe6fe42.tar.xz | |
iio: dpot-dac: DAC driver based on a digital potentiometer
It is assumed that the dpot is used as a voltage divider between the
current dpot wiper setting and the maximum resistance of the dpot. The
divided voltage is provided by a vref regulator.
.------.
.-----------. | |
| vref |--' .---.
| regulator |--. | |
'-----------' | | d |
| | p |
| | o | wiper
| | t |<---------+
| | |
| '---' dac output voltage
| |
'------+------------+
Signed-off-by: Peter Rosin <peda@axentia.se>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'drivers/iio/dac/Makefile')
| -rw-r--r-- | drivers/iio/dac/Makefile | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/iio/dac/Makefile b/drivers/iio/dac/Makefile index 27642bbf75f2..f01bf4a99867 100644 --- a/drivers/iio/dac/Makefile +++ b/drivers/iio/dac/Makefile @@ -22,6 +22,7 @@ obj-$(CONFIG_AD5686) += ad5686.o obj-$(CONFIG_AD7303) += ad7303.o obj-$(CONFIG_AD8801) += ad8801.o obj-$(CONFIG_CIO_DAC) += cio-dac.o +obj-$(CONFIG_DPOT_DAC) += dpot-dac.o obj-$(CONFIG_LPC18XX_DAC) += lpc18xx_dac.o obj-$(CONFIG_M62332) += m62332.o obj-$(CONFIG_MAX517) += max517.o |