diff options
| author | William Breathitt Gray <vilhelm.gray@gmail.com> | 2020-03-01 17:07:19 -0500 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2020-03-08 17:28:53 +0000 |
| commit | 954ab5cc5f3e0bc764df81a13f065936a85e2084 (patch) | |
| tree | 6fdedf1d57baa778361ab6709355af22f7f474a8 /Documentation/ABI/testing | |
| parent | de65d0556343132222a9f48417c2bad82e3a7503 (diff) | |
counter: 104-quad-8: Support Differential Encoder Cable Status
The ACCES 104-QUAD-8 series provides status information about the
connection state of the differential encoder cable inputs. This patch
implements support to expose such information from these devices.
Signed-off-by: William Breathitt Gray <vilhelm.gray@gmail.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'Documentation/ABI/testing')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-counter-104-quad-8 | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-counter-104-quad-8 b/Documentation/ABI/testing/sysfs-bus-counter-104-quad-8 index 3c905d3cf5d7..eac32180c40d 100644 --- a/Documentation/ABI/testing/sysfs-bus-counter-104-quad-8 +++ b/Documentation/ABI/testing/sysfs-bus-counter-104-quad-8 @@ -1,3 +1,21 @@ +What: /sys/bus/counter/devices/counterX/signalY/cable_fault +KernelVersion: 5.7 +Contact: linux-iio@vger.kernel.org +Description: + Read-only attribute that indicates whether a differential + encoder cable fault (not connected or loose wires) is detected + for the respective channel of Signal Y. Valid attribute values + are boolean. Detection must first be enabled via the + corresponding cable_fault_enable attribute. + +What: /sys/bus/counter/devices/counterX/signalY/cable_fault_enable +KernelVersion: 5.7 +Contact: linux-iio@vger.kernel.org +Description: + Whether detection of differential encoder cable faults for the + respective channel of Signal Y is enabled. Valid attribute + values are boolean. + What: /sys/bus/counter/devices/counterX/signalY/filter_clock_prescaler KernelVersion: 5.7 Contact: linux-iio@vger.kernel.org |