linux-kernel - [PATCH v1 12/12] dt-bindings: fsl-dma: fsl-edma: add edma3 compatible string

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Message-Id: <20230526143639.1037099-13-Frank.Li@nxp.com>
Date:   Fri, 26 May 2023 10:36:39 -0400
From:   Frank Li <Frank.Li@....com>
To:     vkoul@...nel.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, dmaengine@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        peng.fan@....com, joy.zou@....com, shenwei.wang@....com,
        imx@...ts.linux.dev
Subject: [PATCH v1 12/12] dt-bindings: fsl-dma: fsl-edma: add edma3 compatible string

Extend Freescale eDMA driver bindings to support eDMA3 IP blocks in
i.MX8QM and i.MX8QXP SoCs. In i.MX93, both eDMA3 and eDMA4 are now.

Signed-off-by: Frank Li <Frank.Li@....com>
---
 .../devicetree/bindings/dma/fsl,edma.yaml     | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/Documentation/devicetree/bindings/dma/fsl,edma.yaml b/Documentation/devicetree/bindings/dma/fsl,edma.yaml
index 5fd8fc604261..4315f854198e 100644
--- a/Documentation/devicetree/bindings/dma/fsl,edma.yaml
+++ b/Documentation/devicetree/bindings/dma/fsl,edma.yaml
@@ -21,6 +21,10 @@ properties:
       - enum:
           - fsl,vf610-edma
           - fsl,imx7ulp-edma
+          - fsl,imx8qm-edma
+          - fsl,imx8qm-adma
+          - fsl,imx93-edma3
+          - fsl,imx93-edma4
       - items:
           - const: fsl,ls1028a-edma
           - const: fsl,vf610-edma
@@ -101,6 +105,21 @@ allOf:
         reg:
           maxItems: 2
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: fsl,imx8qm-edma
+            const: fsl,imx8qm-adma
+            const: fsl,imx93-edma3
+            const: fsl,imx93-edma4
+    then:
+      properties:
+        reg:
+          maxItems: 1
+        interrupts:
+          maxItems: 64
+
 unevaluatedProperties: false
 
 examples:
-- 
2.34.1