mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-23 12:14:10 +08:00
b1a1fd93e1
New interface is proposed for dither functionality. This future allows composing an external signals to the selected output channel. The dither signal can be turned on/off, scaled, inverted, or it can be selected from different sources. Signed-off-by: Cristian Pop <cristian.pop@analog.com> Link: https://lore.kernel.org/r/20210115112105.58652-2-cristian.pop@analog.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
32 lines
1.1 KiB
Plaintext
32 lines
1.1 KiB
Plaintext
What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_dither_enable
|
|
KernelVersion: 5.12
|
|
Contact: linux-iio@vger.kernel.org
|
|
Description:
|
|
Dither enable. Write 1 to enable dither or 0 to disable it.
|
|
|
|
What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_dither_invert
|
|
KernelVersion: 5.12
|
|
Contact: linux-iio@vger.kernel.org
|
|
Description:
|
|
Inverts the dither applied to the selected DAC channel. Dither is not
|
|
inverted by default. Write "1" to invert dither.
|
|
|
|
What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_dither_scale_available
|
|
KernelVersion: 5.12
|
|
Contact: linux-iio@vger.kernel.org
|
|
Description:
|
|
Returns possible scalings available for the current channel.
|
|
|
|
What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_dither_scale
|
|
KernelVersion: 5.12
|
|
Contact: linux-iio@vger.kernel.org
|
|
Description:
|
|
Scales the dither before it is applied to the selected channel.
|
|
|
|
What: /sys/bus/iio/devices/iio:deviceX/in_voltageY_dither_source
|
|
KernelVersion: 5.12
|
|
Contact: linux-iio@vger.kernel.org
|
|
Description:
|
|
Selects dither source applied to the selected channel. Write "0" to
|
|
select N0 source, write "1" to select N1 source.
|