i2c: i2c-s3c2410: Add a cpu_relax() to busy wait for bus idle
Be a bit more friendly. Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: NBen Dooks <ben-linux@fluff.org>
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Be a bit more friendly. Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: NBen Dooks <ben-linux@fluff.org>