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[v3,03/12] dt-bindings: media: i2c: max9286: Add property to select bus width

Message ID 20221214233825.13050-4-laurent.pinchart+renesas@ideasonboard.com (mailing list archive)
State New, archived
Headers show
Series media: i2c: max9286: Small new features | expand

Commit Message

Laurent Pinchart Dec. 14, 2022, 11:38 p.m. UTC 
The GMSL serial data bus width is normally selected by the BWS pin, but
it can also be configured by software. Add a DT property that allows
overriding the value of the BWS-selected bus width to support systems
whose BWS pin doesn't result in the correct value.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Reviewed-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
Reviewed-by: Rob Herring <robh@kernel.org>
---
Changes since v2:

- Specify the property type
---
 .../devicetree/bindings/media/i2c/maxim,max9286.yaml      | 8 ++++++++
 1 file changed, 8 insertions(+)
diff mbox series

Patch

diff --git a/Documentation/devicetree/bindings/media/i2c/maxim,max9286.yaml b/Documentation/devicetree/bindings/media/i2c/maxim,max9286.yaml
index 315a6eef6198..fbacf2a45dfc 100644
--- a/Documentation/devicetree/bindings/media/i2c/maxim,max9286.yaml
+++ b/Documentation/devicetree/bindings/media/i2c/maxim,max9286.yaml
@@ -50,6 +50,14 @@  properties:
   '#gpio-cells':
     const: 2
 
+  maxim,bus-width:
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [ 24, 27, 32 ]
+    description: |
+      The GMSL serial data bus width. This setting is normally controlled by
+      the BWS pin, but may be overridden with this property. The value must
+      match the configuration of the remote serializers.
+
   maxim,i2c-remote-bus-hz:
     $ref: /schemas/types.yaml#/definitions/uint32
     enum: [ 8470, 28300, 84700, 105000, 173000, 339000, 533000, 837000 ]