ASoC: qcom: Change qcom,adsp in LPASS CPU bindings

Change the representation of the audio DSP, in the
LPASS CPU bindings description, from a required
subnode to an optional phandle.

Signed-off-by: Kenneth Westfield <kwestfie@codeaurora.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
1 file changed