spi: dt-bindings: spi-sg2044-nor: Add SOPHGO SG2042

Add bindings for the SOPHGO SG2042 SPI-NOR flash controller,
which is compatible with SOPHGO SG2044.

Signed-off-by: Zixian Zeng <[email protected]>
Acked-by: Conor Dooley <[email protected]>
Reviewed-by: Chen Wang <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Mark Brown <[email protected]>

Author: sycamoremoon

Documentation/devicetree/bindings/spi/spi-sg2044-nor.yaml

@@ -14,7 +14,12 @@ allOf:
 
 properties:
   compatible:
-    const: sophgo,sg2044-spifmc-nor
+    oneOf:
+      - const: sophgo,sg2044-spifmc-nor
+      - items:
+          - enum:
+              - sophgo,sg2042-spifmc-nor
+          - const: sophgo,sg2044-spifmc-nor
 
   reg:
     maxItems: 1