Driver for the r8a7778's clocks that depend on the mode bits.
Signed-off-by: NUlrich Hecht <ulrich.hecht+renesas@gmail.com>
Acked-by: NLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: NMichael Turquette <mturquette@linaro.org>
Signed-off-by: NSimon Horman <horms+renesas@verge.net.au>