dt-bindings: clock: uniphier: Add NX1 clock binding

Update clock binding document for UniPhier NX1 SoC.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
Link: https://lore.kernel.org/r/1634000035-3114-3-git-send-email-hayashi.kunihiko@socionext.com
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

Author: khayash1

Documentation/devicetree/bindings/clock/socionext,uniphier-clock.yaml

@@ -23,6 +23,7 @@ properties:
           - socionext,uniphier-ld11-clock
           - socionext,uniphier-ld20-clock
           - socionext,uniphier-pxs3-clock
+          - socionext,uniphier-nx1-clock
       - description: Media I/O (MIO) clock, SD clock
         enum:
           - socionext,uniphier-ld4-mio-clock
@@ -33,6 +34,7 @@ properties:
           - socionext,uniphier-ld11-mio-clock
           - socionext,uniphier-ld20-sd-clock
           - socionext,uniphier-pxs3-sd-clock
+          - socionext,uniphier-nx1-sd-clock
       - description: Peripheral clock
         enum:
           - socionext,uniphier-ld4-peri-clock
@@ -43,6 +45,7 @@ properties:
           - socionext,uniphier-ld11-peri-clock
           - socionext,uniphier-ld20-peri-clock
           - socionext,uniphier-pxs3-peri-clock
+          - socionext,uniphier-nx1-peri-clock
 
   "#clock-cells":
     const: 1