[PATCH v14 03/22] dt-bindings: media: i2c: max96717: add support for pinctrl/pinconf
Dumitru Ceclan via B4 Relay <[email protected]> Tue, 04 Aug 2026 11:49:46 +0300
| Newsgroups | org.kernel.vger.linux-gpio,dev.linux.lists.linux-staging,org.kernel.feeds.b4-sent,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel,org.kernel.vger.linux-media |
|---|---|
| Message-ID | <[email protected]> |
From: Cosmin Tanislav <[email protected]> MAX96717 is capable of configuring various pin properties. Add pinctrl/pinconf properties to support this usecase. Signed-off-by: Cosmin Tanislav <[email protected]> Reviewed-by: Rob Herring (Arm) <[email protected]> --- .../bindings/media/i2c/maxim,max96717.yaml | 105 +++++++++++++++++++++ 1 file changed, 105 insertions(+) diff --git a/Documentation/devicetree/bindings/media/i2c/maxim,max96717.yaml b/Documentation/devicetree/bindings/media/i2c/maxim,max96717.yaml index 976f6dd2c164..d507cad18edc 100644 --- a/Documentation/devicetree/bindings/media/i2c/maxim,max96717.yaml +++ b/Documentation/devicetree/bindings/media/i2c/maxim,max96717.yaml @@ -120,6 +120,111 @@ required: - reg - ports +patternProperties: + '-pins$': + type: object + additionalProperties: false + + properties: + function: + enum: [gpio, rclkout] + + pins: true + drive-open-drain: true + drive-push-pull: true + bias-disable: true + output-disable: true + output-enable: true + output-low: true + output-high: true + input-enable: true + + slew-rate: + description: | + Slew rate. + Rise and fall times represent the time needed for a GPIO to go + from 20% to 80% of VDDIO. + 0 - Fastest + rise: 1.0ns @ 1.8V, 0.6ns @ 3.3V, + fall: 0.8ns @ 1.8V, 0.5ns @ 3.3V + 1 - Fast + rise: 2.1ns @ 1.8V, 1.1ns @ 3.3V, + fall: 2.0ns @ 1.8V, 1.1ns @ 3.3V + 2 - Slow + rise: 4.0ns @ 1.8V, 2.3ns @3.3V, + fall: 10.0ns @ 1.8V, 5.0ns @3.3V + 3 - Slowest + rise: 9.0ns @ 1.8V, 5.0ns @3.3V, + fall: 10.0ns @ 1.8V, 5.0ns @3.3V + maximum: 3 + + bias-pull-up: + oneOf: + - type: boolean + description: Enable regular 40kOhm pull-up + - enum: [ 40000, 1000000 ] + description: Enable either the 40kOhm or the 1MOhm pull-up + + bias-pull-down: + oneOf: + - type: boolean + description: Enable regular 40kOhm pull-down + - enum: [ 40000, 1000000 ] + description: Enable either the 40kOhm or the 1MOhm pull-down + + maxim,jitter-compensation: + type: boolean + description: | + Enables jitter compensation. + Jitter compensation is used to minimize the jitter of the + signals transmitted from the deserializer to the serializer + by adding a fixed delay to every transition on the serializer + side. This can be used for pulse generation where timing is + critical. + + maxim,tx-id: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + Enable transmission of the pin state from the serializer to + the deserializer using the specified identifier. + maximum: 31 + + maxim,rx-id: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + Enable transmission of the pin state from the deserializer to + the serializer using the specified identifier. + maximum: 31 + + required: + - pins + - function + + allOf: + - $ref: /schemas/pinctrl/pincfg-node.yaml# + - $ref: /schemas/pinctrl/pinmux-node.yaml# + + - if: + properties: + function: + const: gpio + then: + properties: + pins: + items: + enum: [mfp0, mfp1, mfp2, mfp3, mfp4, mfp5, mfp6, mfp7, + mfp8, mfp9, mfp10] + + - if: + properties: + function: + const: rclkout + then: + properties: + pins: + items: + enum: [mfp2, mfp4] + additionalProperties: false allOf: -- 2.53.0