Commit 05a0ffe3 authored by Uwe Kleine-König's avatar Uwe Kleine-König Committed by Guenter Roeck
Browse files

dt-bindings: hwmon: adt7475: Allow and recommend #pwm-cells = <3> 



To make this binding match what is usally used for PWMs, deprecate 4
cells and allow 3 instead.

Signed-off-by: default avatarUwe Kleine-König <u.kleine-koenig@baylibre.com>
Reviewed-by: default avatarRob Herring (Arm) <robh@kernel.org>
Link: https://lore.kernel.org/r/77895aec937b6217f513d3b12e7945f1707fd906.1750361514.git.u.kleine-koenig@baylibre.com


Signed-off-by: default avatarGuenter Roeck <linux@roeck-us.net>
parent 50f16073

Documentation/devicetree/bindings/hwmon/adt7475.yaml

+9 −6
Original line number Diff line number Diff line
@@ -53,7 +53,10 @@ properties: 
      default: 1



  "#pwm-cells":

    const: 4

    oneOf:

      - const: 3

      - const: 4

        deprecated: true

    description: |

      Number of cells in a PWM specifier.

      - 0: The PWM channel
@@ -68,7 +71,7 @@ properties: 
           - 11363636 (88 Hz)

           - 44444 (22 kHz)

      - 2: PWM flags 0 or PWM_POLARITY_INVERTED

      - 3: The default PWM duty cycle in nanoseconds

      - 3: The default PWM duty cycle in nanoseconds, defaults to period.



patternProperties:

  "^adi,bypass-attenuator-in[0-4]$":
@@ -124,15 +127,15 @@ examples: 
        adi,bypass-attenuator-in1 = <0>;

        adi,pin10-function = "smbalert#";

        adi,pin14-function = "tach4";

        #pwm-cells = <4>;

        #pwm-cells = <3>;



        /* PWMs at 22.5 kHz frequency, 50% duty*/

        /* PWMs at 22.5 kHz frequency */

        fan-0 {

          pwms = <&pwm 0 44444 0 22222>;

          pwms = <&pwm 0 44444 0>;

        };



        fan-1 {

          pwms = <&pwm 2 44444 0 22222>;

          pwms = <&pwm 2 44444 0>;

        };

      };

    };