[RFC PATCH v3 1/6] dt-bindings: npu: rockchip: add rockchip,rk3576-rknn-core

The RK3576 NPU has two cores of the same RKNN block the RK3588 binding
already describes, but no NPU SRAM supply, so sram-supply is required
for rockchip,rk3588-rknn-core only and rejected otherwise.

Signed-off-by: Jiaxing Hu <[email protected]>
---
 .../bindings/npu/rockchip,rk3588-rknn-core.yaml   | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/npu/rockchip,rk3588-rknn-core.yaml b/Documentation/devicetree/bindings/npu/rockchip,rk3588-rknn-core.yaml
index caca2a490..0a7baac24 100644
--- a/Documentation/devicetree/bindings/npu/rockchip,rk3588-rknn-core.yaml
+++ b/Documentation/devicetree/bindings/npu/rockchip,rk3588-rknn-core.yaml
@@ -21,6 +21,7 @@ properties:
 
   compatible:
     enum:
+      - rockchip,rk3576-rknn-core
       - rockchip,rk3588-rknn-core
 
   reg:
@@ -75,7 +76,19 @@ required:
   - resets
   - reset-names
   - npu-supply
-  - sram-supply
+
+allOf:
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: rockchip,rk3588-rknn-core
+    then:
+      required:
+        - sram-supply
+    else:
+      properties:
+        sram-supply: false
 
 additionalProperties: false
 
-- 
2.43.0