platform: msm8994: support selectively enabling DSI branch clocks

Add support to configure DSI0 or DSI1 branch clocks as part of the
existing clock API. This enables configuring either one of them
independently or both of them together to support dual-dsi use cases.

Change-Id: Icbaa34c6fc7d275a9a49ac6a4afb9c6194fd5e4c
3 files changed