dt-bindings: arm: rockchip: Add ArmSoM LM7 SoM

LM7 is an System on Module made by ArmSoM based on Rockchip RK3588.
This SoM is used by W3 Board.

LM7 features:
- Rockchip RK3588
- LPDDR4x 4/8/16/32 GB
- eMMC 16/32/64/128 GB

Add devicetree binding for ArmSoM LM7 SoM.

Signed-off-by: Jianfeng Liu <liujianfeng1994@gmail.com>
Acked-by: Conor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20240918165008.169917-2-liujianfeng1994@gmail.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/Documentation/devicetree/bindings/arm/rockchip.yaml b/Documentation/devicetree/bindings/arm/rockchip.yaml
index 687823e58c2257c2e648066a8e8c1e64f6611472..1ed72df971c82d0d1dcb39e52c73c75d21a12e99 100644 (file)
--- a/Documentation/devicetree/bindings/arm/rockchip.yaml
+++ b/Documentation/devicetree/bindings/arm/rockchip.yaml
@@ -54,6 +54,13 @@ properties:
           - const: armsom,sige7
           - const: rockchip,rk3588
 
+      - description: ArmSoM LM7 SoM
+        items:
+          - enum:
+              - armsom,w3
+          - const: armsom,lm7
+          - const: rockchip,rk3588
+
       - description: Asus Tinker board
         items:
           - const: asus,rk3288-tinker