clk: mediatek: Runtime PM support for MT8183 mcucfg clock provider

Enable the runtime PM support and forward the struct device pointer for
registration of MT8183 mcucfg clocks.

Signed-off-by: Weiyi Lu <weiyi.lu@mediatek.com>
Link: https://lkml.kernel.org/r/1567414859-3244-3-git-send-email-weiyi.lu@mediatek.com


Signed-off-by: Stephen Boyd <sboyd@kernel.org>