i2c: algo-bit: check if the bus is busy
If we have a timeout while waiting, try to recover.

Signed-off-by: Jan Luebbe <jluebbe@debian.org>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
1 parent abcbcfc commit 4f32ba9fcbbdcbfdb6dec75fe70ba8998a82e3ca
@Jan Luebbe Jan Luebbe authored on 30 Jul 2015
Sascha Hauer committed on 20 Aug 2015
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drivers/i2c/algos/i2c-algo-bit.c