interconnect: qcom: Add support for enabling BCMs needed for QoS

Some QoS blocks require voting for BCMs before their registers can be
accessed, since they require clocks and regulators controlled by BCM.

Change-Id: Ic93d224c7dc56c8e56d527179a0c2d1e888e3822
Signed-off-by: Mike Tipton <mdtipton@codeaurora.org>
Signed-off-by: Odelu Kukatla <okukatla@codeaurora.org>