1 files changed, 59 insertions, 18 deletions
diff --git a/Bindings/dma/ti/k3-bcdma.yaml b/Bindings/dma/ti/k3-bcdma.yaml
index a702d2c2ff8d..beecfe7a1732 100644
--- a/Bindings/dma/ti/k3-bcdma.yaml
+++ b/Bindings/dma/ti/k3-bcdma.yaml
@@ -28,13 +28,19 @@ description: |
   PDMAs can be configured via BCDMA split channel's peer registers to match with
   the configuration of the legacy peripheral.
 
-allOf:
-  - $ref: /schemas/dma/dma-controller.yaml#
-  - $ref: /schemas/arm/keystone/ti,k3-sci-common.yaml#
-
 properties:
   compatible:
-    const: ti,am64-dmss-bcdma
+    enum:
+      - ti,am62a-dmss-bcdma-csirx
+      - ti,am64-dmss-bcdma
+
+  reg:
+    minItems: 3
+    maxItems: 5
+
+  reg-names:
+    minItems: 3
+    maxItems: 5
 
   "#dma-cells":
     const: 3
@@ -65,19 +71,13 @@ properties:
 
       cell 3: ASEL value for the channel
 
-  reg:
-    maxItems: 5
-
-  reg-names:
-    items:
-      - const: gcfg
-      - const: bchanrt
-      - const: rchanrt
-      - const: tchanrt
-      - const: ringrt
-
   msi-parent: true
 
+  power-domains:
+    description:
+      Power domain if available
+    maxItems: 1
+
   ti,asel:
     $ref: /schemas/types.yaml#/definitions/uint32
     description: ASEL value for non slave channels
@@ -123,10 +123,51 @@ required:
   - msi-parent
   - ti,sci
   - ti,sci-dev-id
-  - ti,sci-rm-range-bchan
-  - ti,sci-rm-range-tchan
   - ti,sci-rm-range-rchan
 
+allOf:
+  - $ref: /schemas/dma/dma-controller.yaml#
+  - $ref: /schemas/arm/keystone/ti,k3-sci-common.yaml#
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: ti,am62a-dmss-bcdma-csirx
+    then:
+      properties:
+        ti,sci-rm-range-bchan: false
+        ti,sci-rm-range-tchan: false
+
+        reg:
+          maxItems: 3
+
+        reg-names:
+          items:
+            - const: gcfg
+            - const: rchanrt
+            - const: ringrt
+
+      required:
+        - power-domains
+
+    else:
+      properties:
+        reg:
+          minItems: 5
+
+        reg-names:
+          items:
+            - const: gcfg
+            - const: bchanrt
+            - const: rchanrt
+            - const: tchanrt
+            - const: ringrt
+
+      required:
+        - ti,sci-rm-range-bchan
+        - ti,sci-rm-range-tchan
+
 unevaluatedProperties: false
 
 examples: