greybus: Documentation/sysfs-bus-greybus: document the endo and SVC

This documents the endo device, and the SVC specific files that are
present in the sysfs device tree.

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Reviewed-by: Alex Elder <elder@linaro.org>

diff --git a/drivers/staging/greybus/Documentation/sysfs-bus-greybus b/drivers/staging/greybus/Documentation/sysfs-bus-greybus
index 9a945db..c0e0c0a 100644 (file)
--- a/drivers/staging/greybus/Documentation/sysfs-bus-greybus
+++ b/drivers/staging/greybus/Documentation/sysfs-bus-greybus
@@ -1,3 +1,26 @@
+What:          /sys/bus/greybus/device/endo-XXXX
+Date:          October 2015
+KernelVersion: 4.XX
+Contact:       Greg Kroah-Hartman <greg@kroah.com>
+Description:
+               The "root" endo for the Greybus device tree. XXX is
+               replaced with the numeric value of the endo layout
+               scheme as documented in the ARA Module Developer Kit.
+
+What:          /sys/bus/greybus/device/endo-XXXX/SVC/serial_number
+Date:          October 2015
+KernelVersion: 4.XX
+Contact:       Greg Kroah-Hartman <greg@kroah.com>
+Description:
+               The serial number of the SVC device
+
+What:          /sys/bus/greybus/device/endo-XXXX/SVC/version
+Date:          October 2015
+KernelVersion: 4.XX
+Contact:       Greg Kroah-Hartman <greg@kroah.com>
+Description:
+               The version number of the firmware in the SVC device.
+
 What:          /sys/bus/greybus/device/.../product
 Date:          October 2015
 KernelVersion: 4.XX