spi: dt-bindings: atmel,at91rm9200-spi: add sam9x7 compatible

Add sam9x7 compatible to DT bindings documentation.

Signed-off-by: Varshini Rajendran <[email protected]>
Link: https://lore.kernel.org/r/Message-Id: <[email protected]>
Signed-off-by: Mark Brown <[email protected]>

Author: varshini-rajendran

Documentation/devicetree/bindings/spi/atmel,at91rm9200-spi.yaml

@@ -19,6 +19,7 @@ properties:
       - const: atmel,at91rm9200-spi
       - items:
           - const: microchip,sam9x60-spi
+          - const: microchip,sam9x7-spi
           - const: atmel,at91rm9200-spi
 
   reg: