dt-bindings: arm: fsl: add toradex,colibri-imx7s/d/d-emmc-iris/-v2

Based on toradex,colibri-imx7s, toradex,colibri-imx7d and
toradex,colibri-imx7d-emmc module device trees add iris and iris-v2 for
carrier board dts.
Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

Documentation/devicetree/bindings/arm/fsl.yaml

@@ -738,6 +738,8 @@ properties:
           - enum:
               - toradex,colibri-imx7s-aster     # Module on Aster Carrier Board
               - toradex,colibri-imx7s-eval-v3   # Module on Colibri Evaluation Board V3
+              - toradex,colibri-imx7s-iris      # Module on Iris Carrier Board
+              - toradex,colibri-imx7s-iris-v2   # Module on Iris Carrier Board V2
           - const: toradex,colibri-imx7s
           - const: fsl,imx7s
 
@@ -791,6 +793,8 @@ properties:
           - enum:
               - toradex,colibri-imx7d-aster   # Colibri iMX7D Module on Aster Carrier Board
               - toradex,colibri-imx7d-eval-v3 # Colibri iMX7D Module on Colibri Evaluation Board V3
+              - toradex,colibri-imx7d-iris    # Colibri iMX7D Module on Iris Carrier Board
+              - toradex,colibri-imx7d-iris-v2 # Colibri iMX7D Module on Iris Carrier Board V2
           - const: toradex,colibri-imx7d
           - const: fsl,imx7d
 
@@ -799,6 +803,8 @@ properties:
           - enum:
               - toradex,colibri-imx7d-emmc-aster    # Module on Aster Carrier Board
               - toradex,colibri-imx7d-emmc-eval-v3  # Module on Colibri Evaluation Board V3
+              - toradex,colibri-imx7d-emmc-iris     # Module on Iris Carrier Board
+              - toradex,colibri-imx7d-emmc-iris-v2  # Module on Iris Carrier Board V2
           - const: toradex,colibri-imx7d-emmc
           - const: fsl,imx7d