[RFC PATCH v2 03/16] dt-bindings: media: i2c: max96717: add support for I2C ATR

Cosmin Tanislav
2025-03-09T08:48:35Z

MAX96717 is capable of address translation for the connected I2C slaves.

Add support for I2C ATR while keeping I2C gate for compatibility to
support this usecase.

Signed-off-by: Cosmin Tanislav <demonsingur@gmail.com>
---
.../bindings/media/i2c/maxim,max96717.yaml | 39 +++++++++++++++++++
1 file changed, 39 insertions(+)

diff --git a/Documentation/devicetree/bindings/media/i2c/maxim,max96717.yaml b/Documentation/devicetree/bindings/media/i2c/maxim,max96717.yaml
index 1026678a17a7..dd28cc397674 100644
--- a/Documentation/devicetree/bindings/media/i2c/maxim,max96717.yaml
+++ b/Documentation/devicetree/bindings/media/i2c/maxim,max96717.yaml
@@ -91,6 +91,30 @@ properties:
incoming GMSL2 link. Therefore, it supports an i2c-gate
subnode to configure a sensor.

+ i2c-alias-pool:
+ maxItems: 2
+
+ i2c-atr:
+ type: object
+ additionalProperties: false
+
+ properties:
+ '#address-cells':
+ const: 1
+
+ '#size-cells':
+ const: 0
+
+ patternProperties:
+ '^i2c@0':
+ $ref: /schemas/i2c/i2c-controller.yaml#
+ unevaluatedProperties: false
+ properties:
+ reg:
+ items:
+ minimum: 0
+ maximum: 1
+
required:
- compatible
- reg
@@ -98,6 +122,21 @@ required:

additionalProperties: false

+allOf:
+ - $ref: /schemas/i2c/i2c-atr.yaml#
+
+ - anyOf:
+ - oneOf:
+ - required: [i2c-atr]
+ - required: [i2c-gate]
+
+ - not:
+ required: [i2c-atr, i2c-gate]
+
+dependentRequired:
+ i2c-atr: [i2c-alias-pool]
+ i2c-alias-pool: [i2c-atr]
+
examples:
- |
#include <dt-bindings/gpio/gpio.h>
--
2.48.1