Commit f0382e3a authored by Patrick Rudolph's avatar Patrick Rudolph Committed by Wolfram Sang
Browse files

dt-bindings: i2c: pca954x: Correct interrupt support 



Only some of the PCA954x compatible ICs have interrupt
capability, but the binding advertises it on all ICs.

Sync the dt-binding with the driver and only advertise it on:
 - nxp,pca9542
 - nxp,pca9543
 - nxp,pca9544
 - nxp,pca9545

Signed-off-by: default avatarPatrick Rudolph <patrick.rudolph@9elements.com>
Reviewed-by: default avatarKrzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: default avatarPeter Rosin <peda@axentia.se>
Signed-off-by: default avatarWolfram Sang <wsa@kernel.org>
parent 08e3351b

Documentation/devicetree/bindings/i2c/i2c-mux-pca954x.yaml

+19 −4
Original line number Diff line number Diff line
@@ -12,9 +12,6 @@ maintainers: 
description:

  The binding supports NXP PCA954x and PCA984x I2C mux/switch devices.



allOf:

  - $ref: /schemas/i2c/i2c-mux.yaml#



properties:

  compatible:

    oneOf:
@@ -63,6 +60,24 @@ required: 
  - compatible

  - reg



allOf:

  - $ref: /schemas/i2c/i2c-mux.yaml#

  - if:

      not:

        properties:

          compatible:

            contains:

              enum:

                - nxp,pca9542

                - nxp,pca9543

                - nxp,pca9544

                - nxp,pca9545

    then:

      properties:

        interrupts: false

        "#interrupt-cells": false

        interrupt-controller: false



unevaluatedProperties: false



examples:
@@ -74,7 +89,7 @@ examples: 
        #size-cells = <0>;



        i2c-mux@74 {

            compatible = "nxp,pca9548";

            compatible = "nxp,pca9545";

            #address-cells = <1>;

            #size-cells = <0>;

            reg = <0x74>;