drm/omap: cleanup dispc_mgr_lclk_rate()

With the new PLL helpers, we can clean up the dispc_mgr_lclk_rate().
This will also make dispc_mgr_lclk_rate() support clock sources it
didn't support earlier.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Tomi Valkeinen 2016-05-17 16:08:34 +03:00
commit 01575776e5