[RFC 09/11] dt-bindings: arm: amlogic: add SM1 bindings

[Neil Armstrong]

Add bindings for the new Amlogic SM1 SoC Family.

It a derivative of the G12A SoC Family with :
- Cortex-A55 core instead of A53
- more power domains
- a neural network co-processor
- a CSI input and image processor

Signed-off-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
---
 Documentation/devicetree/bindings/arm/amlogic.yaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/arm/amlogic.yaml b/Documentation/devicetree/bindings/arm/amlogic.yaml
index 325c6fd3566d..0b419fd0bac2 100644
--- a/Documentation/devicetree/bindings/arm/amlogic.yaml
+++ b/Documentation/devicetree/bindings/arm/amlogic.yaml
@@ -141,4 +141,7 @@ properties:
               - hardkernel,odroid-n2
           - const: amlogic,g12b
 
+      - description: Boards with the Amlogic Meson SM1 S905X3 SoC
+        items:
+          - const: amlogic,sm1
 ...
-- 
2.21.0