dt-bindings: i2c: renesas,riic: Document RZ/V2L SoC

Document RZ/V2L I2C bindings. RZ/V2L I2C is identical to one found on
the RZ/G2L SoC. No driver changes are required as RZ/G2L compatible
string "renesas,riic-rz" will be used as a fallback.
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20220227214747.24819-1-prabhakar.mahadev-lad.rj@bp.renesas.com

Documentation/devicetree/bindings/i2c/renesas,riic.yaml

@@ -20,6 +20,7 @@ properties:
           - renesas,riic-r7s72100   # RZ/A1H
           - renesas,riic-r7s9210    # RZ/A2M
           - renesas,riic-r9a07g044  # RZ/G2{L,LC}
+          - renesas,riic-r9a07g054  # RZ/V2L
       - const: renesas,riic-rz      # RZ/A or RZ/G2L
 
   reg:
@@ -75,6 +76,7 @@ if:
       contains:
         enum:
           - renesas,riic-r9a07g044
+          - renesas,riic-r9a07g054
 then:
   required:
     - resets