Enable the hdmi_sound node and add i2s0 as sound source
for mk808 hdmi.
Signed-off-by: Johan Jonker <jbx6244@gmail.com>
Link: https://lore.kernel.org/r/aa79ff87-ea94-4f6d-a81b-5110724243f4@gmail.comSigned-off-by: Heiko Stuebner <heiko@sntech.de>