Datasheet for SAMA5D2x mentions 6 sources for PCKx, the last being AUDIOPLL.
Signed-off-by: NMichał Mirosław <mirq-linux@rere.qmqm.pl>
Acked-by: NAlexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: NStephen Boyd <sboyd@kernel.org>