dt-bindings: soc: renesas: Document Renesas RZ/V2H(P) SoC variants

Document Renesas RZ/V2H(P) (R9A09G057) SoC variants.
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Fabrizio Castro <fabrizio.castro.jz@renesas.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20240227232531.218159-2-prabhakar.mahadev-lad.rj@bp.renesas.comSigned-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

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

@@ -513,6 +513,14 @@ properties:
               - renesas,rzv2mevk2   # RZ/V2M Eval Board v2.0
           - const: renesas,r9a09g011
 
+      - description: RZ/V2H(P) (R9A09G057)
+        items:
+          - enum:
+              - renesas,r9a09g057h41 # RZ/V2H
+              - renesas,r9a09g057h42 # RZ/V2H with Mali-G31 support
+              - renesas,r9a09g057h44 # RZ/V2HP with Mali-G31 + Mali-C55 support
+          - const: renesas,r9a09g057
+
 additionalProperties: true
 
 ...