dt-bindings: clock: qcom: Add MSM8226 GCC clock bindings

Add compatible device strings and the include files for the MSM8226 GCC.

Signed-off-by: Bartosz Dudziak <bartosz.dudziak@snejp.pl>
Link: https://lore.kernel.org/r/20210418122909.71434-2-bartosz.dudziak@snejp.pl


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