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omap: i2c: add a timeout to the busy waiting
authorAlexander Shishkin <virtuoso@slind.org>
Mon, 10 May 2010 22:45:57 +0000 (15:45 -0700)
committerTony Lindgren <tony@atomide.com>
Tue, 11 May 2010 18:00:20 +0000 (11:00 -0700)
The errata 1.153 workaround is busy waiting on XUDF bit in interrupt
context, which may lead to kernel hangs. The problem can be reproduced
by running the bus with wrong (too high) speed.

Signed-off-by: Alexander Shishkin <virtuoso@slind.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>

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