Max Filippov 9ed82c6866 xtensa: implement ndelay
Proper ndelay implementation allows for faster IO rate with drivers that
use ndelay to access their device registers, as otherwise ndelay is
emulated with udelay.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
2014-01-15 00:28:11 +04:00
..
2014-01-15 00:28:11 +04:00
2014-01-15 00:27:03 +04:00
2013-09-06 09:48:29 -07:00