This clock was missed when the binding was initially merged but is
supported by the driver, so add it to the binding document.
Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
input audio clocks from host system.
- ln-psia1-mclk, ln-psia2-mclk : Optional input audio clocks from
external connector.
+ - ln-spdif-mclk : Optional input audio clock from SPDIF.
- ln-spdif-clkout : Optional input audio clock from SPDIF.
- ln-adat-mclk : Optional input audio clock from ADAT.
- ln-pmic-32k : On board fixed clock.