greybus: interface: document sysfs files
Yes, an interface has a device id sysfs file, so we need to document it.
Reviewed-by: Alex Elder <elder@linaro.org>
Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>
diff --git a/drivers/staging/greybus/Documentation/sysfs-bus-greybus b/drivers/staging/greybus/Documentation/sysfs-bus-greybus
index b734c67..2491201 100644
--- a/drivers/staging/greybus/Documentation/sysfs-bus-greybus
+++ b/drivers/staging/greybus/Documentation/sysfs-bus-greybus
@@ -53,3 +53,10 @@
Contact: Greg Kroah-Hartman <greg@kroah.com>
Description:
The protocol id of a Greybus connection.
+
+What: /sys/bus/greybus/device/.../device_id
+Date: December 2014
+KernelVersion: 3.XX
+Contact: Greg Kroah-Hartman <greg@kroah.com>
+Description:
+ The device id of a Greybus interface.