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[1/3] dt-bindings: media: i2c: max9286: Add support for per-port supplies

Message ID 20211216220946.20771-2-laurent.pinchart+renesas@ideasonboard.com
State New
Headers show
Series media: i2c: max9286: Small new features | expand

Commit Message

Laurent Pinchart Dec. 16, 2021, 10:09 p.m. UTC 
From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

Power supplies for the ports can be controlled per port depending on the
hardware design. Support per-port supplies in the DT bindings, mutually
exclusive with the global supply.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
---
 .../bindings/media/i2c/maxim,max9286.yaml     | 25 ++++++++++++++++++-
 1 file changed, 24 insertions(+), 1 deletion(-)
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 02f656e78700..33aa307e8ee5 100644
--- a/Documentation/devicetree/bindings/media/i2c/maxim,max9286.yaml
+++ b/Documentation/devicetree/bindings/media/i2c/maxim,max9286.yaml
@@ -39,7 +39,7 @@  properties:
     maxItems: 1
 
   poc-supply:
-    description: Regulator providing Power over Coax to the cameras
+    description: Regulator providing Power over Coax to all the ports
 
   enable-gpios:
     description: GPIO connected to the \#PWDN pin with inverted polarity
@@ -160,6 +160,10 @@  properties:
 
             additionalProperties: false
 
+patternProperties:
+  "^port[0-3]-poc-supply$":
+    description: Regulator providing Power over Coax for a particular port
+
 required:
   - compatible
   - reg
@@ -167,6 +171,25 @@  required:
   - i2c-mux
   - gpio-controller
 
+allOf:
+  - if:
+      required:
+        - poc-supply
+    then:
+      allOf:
+        - not:
+            required:
+              - port0-poc-supply
+        - not:
+            required:
+              - port1-poc-supply
+        - not:
+            required:
+              - port2-poc-supply
+        - not:
+            required:
+              - port3-poc-supply
+
 additionalProperties: false
 
 examples: