Difference between revisions of "CM-T3730: Linux: Known Issues"

Revision as of 13:20, 18 March 2013

Input

Some Angstrom GUI setup utilities require superuser password, but do not accept it.

Workaround: login as root.

USB OTG

Sometimes the USB OTG port fails to transition from Host mode to Peripheral mode.

Workaround:

root@cm-t3730:~# modprobe -r g_ether

root@cm-t3730:~# modprobe g_ether

Power management

Workaround: Unload the gadget driver module prior entering the off mode.

Workaround: Use USB Host ports for USB flash drives.

Workaround: Stop any encoding/decoding process prior entering the off mode.

Workaround: stop the hciattach process and reinitialize the BT device.

@@ Line 13: / Line 13: @@
 ::<pre>root@cm-t3730:~# modprobe g_ether</pre>
 :* Plug the USB cable back to CM-T3730 USB OTG port
+}}
+{{IssueCategory|Power management|
+* OTG port: in gadget mode prevents SoC entering sys off mode state.
+:'''Workaround:''' Unload the gadget driver module prior entering the off mode.
+* OTG port: USB flash drive does not work properly after resume.
+:'''Workaround:''' Use USB Host ports for USB flash drives.
+* DSP activity prevents SoC entering sys off mode state.
+:'''Workaround:''' Stop any encoding/decoding process prior entering the off mode.
+* Bluetooth device does not work properly after resume.
+:'''Workaround:''' stop the {{filename|hciattach}} process and reinitialize the BT device.
 }}
 [[Category:Linux|Known issues]]
 [[Category:CM-T3730|Linux: Known issues]]