From: Vaishnav Achath <vaishnav.a@ti.com>
Date: Fri, 5 May 2023 14:39:28 +0000 (+0530)
Subject: dt-bindings: dma: ti: Add J721S2 BCDMA
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=6de80a0cc7d24292ed83d1696f61ebfee2b854f1;p=linux.git

dt-bindings: dma: ti: Add J721S2 BCDMA

Add bindings for J721S2 BCDMA instance dedicated for Camera
Serial Interface. Unlike AM62A CSI BCDMA, this instance has RX
and TX channels but lacks block copy channels.

Signed-off-by: Vaishnav Achath <vaishnav.a@ti.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230505143929.28131-2-vaishnav.a@ti.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
---

diff --git a/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml b/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml
index beecfe7a1732a..4ca300a42a99c 100644
--- a/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml
+++ b/Documentation/devicetree/bindings/dma/ti/k3-bcdma.yaml
@@ -33,6 +33,7 @@ properties:
     enum:
       - ti,am62a-dmss-bcdma-csirx
       - ti,am64-dmss-bcdma
+      - ti,j721s2-dmss-bcdma-csi
 
   reg:
     minItems: 3
@@ -151,7 +152,12 @@ allOf:
       required:
         - power-domains
 
-    else:
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: ti,am64-dmss-bcdma
+    then:
       properties:
         reg:
           minItems: 5
@@ -168,6 +174,28 @@ allOf:
         - ti,sci-rm-range-bchan
         - ti,sci-rm-range-tchan
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: ti,j721s2-dmss-bcdma-csi
+    then:
+      properties:
+        ti,sci-rm-range-bchan: false
+
+        reg:
+          maxItems: 4
+
+        reg-names:
+          items:
+            - const: gcfg
+            - const: rchanrt
+            - const: tchanrt
+            - const: ringrt
+
+      required:
+        - ti,sci-rm-range-tchan
+
 unevaluatedProperties: false
 
 examples: