dt-bindings: spi: nxp-fspi: support i.MX93 and i.MX95

Add i.MX93/95 flexspi compatible strings, which are compatible with
i.MX8MM
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Acked-by: Han Xu <han.xu@nxp.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://msgid.link/r/20240122091510.2077498-2-peng.fan@oss.nxp.comSigned-off-by: Mark Brown <broonie@kernel.org>

Documentation/devicetree/bindings/spi/spi-nxp-fspi.yaml

@@ -15,12 +15,18 @@ allOf:
 
 properties:
   compatible:
-    enum:
-      - nxp,imx8dxl-fspi
-      - nxp,imx8mm-fspi
-      - nxp,imx8mp-fspi
-      - nxp,imx8qxp-fspi
-      - nxp,lx2160a-fspi
+    oneOf:
+      - enum:
+          - nxp,imx8dxl-fspi
+          - nxp,imx8mm-fspi
+          - nxp,imx8mp-fspi
+          - nxp,imx8qxp-fspi
+          - nxp,lx2160a-fspi
+      - items:
+          - enum:
+              - nxp,imx93-fspi
+              - nxp,imx95-fspi
+          - const: nxp,imx8mm-fspi
 
   reg:
     items: