Michael Hennerich eb9649095f Blackfin: make sure mmiowb inserts a write barrier with SSYNC ... Add SSYNC to our implementation of I/O write barrier to ensure ordering of I/O space writes. This will make sure that writes following the barrier will arrive after all previous writes. Signed-off-by: Michael Hennerich <michael.hennerich@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>		2010-08-06 12:55:51 -04:00
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asm	Blackfin: make sure mmiowb inserts a write barrier with SSYNC	2010-08-06 12:55:51 -04:00