counter: 104-quad-8: Support Differential Encoder Cable Status
authorWilliam Breathitt Gray <vilhelm.gray@gmail.com>
Sun, 1 Mar 2020 22:07:19 +0000 (17:07 -0500)
committerJonathan Cameron <Jonathan.Cameron@huawei.com>
Sun, 8 Mar 2020 17:28:53 +0000 (17:28 +0000)
commit954ab5cc5f3e0bc764df81a13f065936a85e2084
tree6fdedf1d57baa778361ab6709355af22f7f474a8
parentde65d0556343132222a9f48417c2bad82e3a7503
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>
Documentation/ABI/testing/sysfs-bus-counter-104-quad-8
drivers/counter/104-quad-8.c