realtek: move memory node to device DTS
Move the memory out of the rtl838x.dtsi and into the device family DTSI
or device DTS if applicable. This aligns with upstream practice.
Signed-off-by: Stijn Segers <[email protected]>
[add missing block for dgs-1210-10p, move block below chosen node]
Signed-off-by: Adrian Schmutzler <[email protected]>