Drivers like USB, ethernet etc. uses ".enable" hook to enable clocks.
So add corresponding support for Qcom clock drivers.
Signed-off-by: Sumit Garg <sumit.garg@linaro.org>
Currently this clock driver initializes clocks for UART and eMMC. Along
with this import "qcom,gcc-qcs404.h" header from Linux mainline to
support DT bindings.
Signed-off-by: Sumit Garg <sumit.garg@linaro.org>