dt-bindings: clock: Add SM6350 GCC clock bindings

Add device tree bindings for global clock controller on SM6350 SoC.

Signed-off-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Link: https://lore.kernel.org/r/20210820203624.232268-2-konrad.dybcio@somainline.org


Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>