dt-bindings: arm: at91: Add GARDENA smart Gateway (Art. 19000) board

Document devicetree's bindings for the GARDENA smart Gateway with
article number 19000, based on the SAM9G25 Atmel SoC.

Signed-off-by: Reto Schneider <reto.schneider@husqvarnagroup.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Link: https://lore.kernel.org/r/20200822151023.31629-1-code@reto-schneider.ch

diff --git a/Documentation/devicetree/bindings/arm/atmel-at91.yaml b/Documentation/devicetree/bindings/arm/atmel-at91.yaml
index 31b0c54..614c919 100644 (file)
--- a/Documentation/devicetree/bindings/arm/atmel-at91.yaml
+++ b/Documentation/devicetree/bindings/arm/atmel-at91.yaml
@@ -41,6 +41,7 @@ properties:
               - overkiz,kizboxmini-mb   # Overkiz kizbox Mini Mother Board
               - overkiz,kizboxmini-rd   # Overkiz kizbox Mini RailDIN
               - overkiz,smartkiz        # Overkiz SmartKiz Board
+              - gardena,smart-gateway-at91sam # GARDENA smart Gateway (Article No. 19000)
           - const: atmel,at91sam9g25
           - const: atmel,at91sam9x5
           - const: atmel,at91sam9