Add freq-table-hz propery for UFS device to keep track of
<min max> frequencies supported by UFS clocks.
Signed-off-by: NSahitya Tummala <stummala@codeaurora.org>
Signed-off-by: NDolev Raviv <draviv@codeaurora.org>
Signed-off-by: NChristoph Hellwig <hch@lst.de>