[PATCH v2 3/4] dt-bindings: arm: Add Polyhex DEBIX SOM A based boards

[Marco Felsch]

Add devicetree bindings for i.MX8MP based DEBIX SOM A and SOM A I/O
baseboard:
  - https://debix.io/hardware/debix-som-a.html
  - https://debix.io/hardware/debix-som-a-io-board.html

Signed-off-by: Marco Felsch <m.felsch at pengutronix.de>
---
Changelog:

v2:
- drop to generic polyhex,imx8mp-debix binding

 Documentation/devicetree/bindings/arm/fsl.yaml | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Documentation/devicetree/bindings/arm/fsl.yaml b/Documentation/devicetree/bindings/arm/fsl.yaml
index b29974e3c30b3..a810749f352de 100644
--- a/Documentation/devicetree/bindings/arm/fsl.yaml
+++ b/Documentation/devicetree/bindings/arm/fsl.yaml
@@ -1060,6 +1060,13 @@ properties:
             deprecated: true
           - const: fsl,imx8mp
 
+      - description: Polyhex DEBIX i.MX8MP SOM A based boards
+        items:
+          - enum:
+              - polyhex,imx8mp-debix-som-a-bmb-08   # Polyhex Debix SOM A on SOM A I/O board
+          - const: polyhex,imx8mp-debix-som-a       # Polyhex Debix SOM A
+          - const: fsl,imx8mp
+
       - description: Toradex Boards with Verdin iMX8M Plus Modules
         items:
           - enum:
-- 
2.39.2