dt-bindings: soc: renesas: Document RZ/G3E SMARC SoM and Carrier-II EVK

Document the Renesas RZ/G3E SMARC Carrier-II EVK board which is based
on the Renesas RZ/G3E SMARC SoM. The RZ/G3E SMARC Carrier-II EVK
consists of an RZ/G3E SoM module and a SMARC Carrier-II carrier board.
The SoM module sits on top of the carrier board.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/20241203105005.103927-4-biju.das.jz@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

Author: bijudas

Documentation/devicetree/bindings/soc/renesas/renesas.yaml

@@ -527,6 +527,10 @@ properties:
 
       - description: RZ/G3E (R9A09G047)
         items:
+          - enum:
+              - renesas,smarc2-evk # RZ SMARC Carrier-II EVK
+          - enum:
+              - renesas,rzg3e-smarcm # RZ/G3E SMARC Module (SoM)
           - enum:
               - renesas,r9a09g047e27 # Dual Cortex-A55 + Cortex-M33 (15mm BGA)
               - renesas,r9a09g047e28 # Dual Cortex-A55 + Cortex-M33 (21mm BGA)