Add the SARADC to the device tree of the RK3568 EVB1.
Signed-off-by: Michael Riesch <michael.riesch@wolfvision.net>
Link: https://lore.kernel.org/r/20210823110716.10038-1-michael.riesch@wolfvision.netSigned-off-by: Heiko Stuebner <heiko@sntech.de>