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[6/8] dt-bindings: media: nxp,imx-mipi-csi2: Add fsl,num-channels property

Message ID 20250608235840.23871-7-laurent.pinchart@ideasonboard.com
State New
Headers show
Series media: imx-mipi-csis: Cleanups and debugging improvements | expand

Commit Message

Laurent Pinchart June 8, 2025, 11:58 p.m. UTC
The CSI-2 receiver can be instantiated with up to four output channels.
This is an integration-specific property, specify the number of
instantiated channels through a new fsl,num-channels property. The
property is optional, and defaults to 1 as only one channel is currently
supported by drivers.

The only known SoC to have more than one channel is the i.MX8MP. As the
binding examples do not cover that SoC, don't update them.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
---
 .../devicetree/bindings/media/nxp,imx-mipi-csi2.yaml       | 7 +++++++
 1 file changed, 7 insertions(+)
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Patch

diff --git a/Documentation/devicetree/bindings/media/nxp,imx-mipi-csi2.yaml b/Documentation/devicetree/bindings/media/nxp,imx-mipi-csi2.yaml
index db4889bf881e..41ad5b84eaeb 100644
--- a/Documentation/devicetree/bindings/media/nxp,imx-mipi-csi2.yaml
+++ b/Documentation/devicetree/bindings/media/nxp,imx-mipi-csi2.yaml
@@ -68,6 +68,13 @@  properties:
     default: 166000000
     deprecated: true
 
+  fsl,num-channels:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    description: Number of output channels
+    minimum: 1
+    maximum: 4
+    default: 1
+
   ports:
     $ref: /schemas/graph.yaml#/properties/ports