rk3399_sdhci: set the freqsel properly based on card clock

We were always configuring the DLL for the ~150MHz range. We should
adjust it based on our target clock.

BRANCH=gru
BUG=chrome-os-partner:63025
TEST=none

Change-Id: I69ac7d466286304aa97bb7422a923aba48259b41
Signed-off-by: Ziyuan Xu <xzy.xu@rock-chips.com>
Signed-off-by: Julius Werner <jwerner@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/444525
Reviewed-by: Douglas Anderson <dianders@chromium.org>
(cherry picked from commit b1795994e0c407712319303c53c1ca86a26efdb7)
Reviewed-on: https://chromium-review.googlesource.com/461724
1 file changed