Document Microchip LAN969x SPI compatible.

Signed-off-by: Robert Marko <robert.marko@sartura.hr>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
---
Changes in v3:
* Pick Acked-by from Conor

 Documentation/devicetree/bindings/spi/atmel,at91rm9200-spi.yaml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/spi/atmel,at91rm9200-spi.yaml b/Documentation/devicetree/bindings/spi/atmel,at91rm9200-spi.yaml
index 11885d0cc209..a8539b68a2f3 100644
--- a/Documentation/devicetree/bindings/spi/atmel,at91rm9200-spi.yaml
+++ b/Documentation/devicetree/bindings/spi/atmel,at91rm9200-spi.yaml
@@ -19,6 +19,7 @@ properties:
       - const: atmel,at91rm9200-spi
       - items:
           - enum:
+              - microchip,lan9691-spi
               - microchip,sam9x60-spi
               - microchip,sam9x7-spi
               - microchip,sama7d65-spi
-- 
2.52.0