clk: msm: gcc: Add support for BB_CLK3 for SDM429

SMD429W requires the client to support BB_CLK3 to be able to
enable/disable the PMIC clock. Thus add support for the same.

Change-Id: I0600c9886847d72c6560abcf794824d86a97e345
Signed-off-by: Taniya Das <tdas@codeaurora.org>
3 files changed