i2c: add bus recovery infrastructure
This is based on the code introduced to the kernel in
5f9296b.

Signed-off-by: Jan Luebbe <jluebbe@debian.org>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
1 parent e87360a commit e1944fb6b2c5bbdc6d8927e19cdf68aab6e92760
@Jan Luebbe Jan Luebbe authored on 30 Jul 2015
Sascha Hauer committed on 20 Aug 2015
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drivers/i2c/i2c.c
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include/i2c/i2c.h