Don't manually enable cache_bypass for reading the ID registers they don't have a default anyway so the first read will always hit the hardware. The old code worked this is simply the more standard way to implement this. Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> Acked-by: Brian Austin <brian.austin@cirrus.com> Signed-off-by: Mark Brown <broonie@kernel.org>