DWC OTG TX path optimisation for 11-current

[Andreas Schwarz]

On 24.08.15, Andreas Schwarz wrote:

> With both kernels I was not able to reproduce the initial problem. 

By accident, today I run again into the problem (with r287086). 8(

Aug 25 20:27:59 pizelot kernel: smsc0: warning: Failed to write register 0x114
Aug 25 20:45:32 pizelot kernel: smsc0: warning: Failed to read register 0x114
Aug 25 20:45:32 pizelot kernel: smsc0: warning: MII is busy
Aug 25 20:46:08 pizelot kernel: smsc0: warning: Failed to write register 0x114
Aug 25 20:46:14 pizelot kernel: smsc0: warning: Failed to read register 0x114
Aug 25 20:46:14 pizelot kernel: smsc0: warning: MII is busy
Aug 25 20:46:16 pizelot kernel: smsc0: warning: Failed to write register 0x114
Aug 25 20:46:46 pizelot kernel: smsc0: warning: Failed to read register 0x114
Aug 25 20:46:46 pizelot kernel: smsc0: warning: MII is busy
[...]


-asc