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Add Device Trees for Realtek RTD1619 SoC family, RTD1619 SoC and
Realtek Mjolnir EVB.
Signed-off-by: James Tai <james.tai@realtek.com>
[AF: Renamed r-bus node, modified UART comments, style cleanups]
Signed-off-by: Andreas Färber <afaerber@suse.de>