Calling dev_pm_opp_find_freq_floor() returns the matched frequency
in 'freq'.  We don't need to call dev_pm_opp_get_freq() again
to get the frequency value.
Signed-off-by: NJordan Crouse <jcrouse@codeaurora.org>
Signed-off-by: NRob Clark <robdclark@gmail.com>