Re: [PATCH v2 5/7] dt-bindings: input: matrix_keypad - add settle time after enable all columns

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, Nov 05, 2024 at 02:03:20PM +0100, Markus Burri wrote:
> matrix_keypad with high capacity need a longer settle time after enable
> all columns.
> Add optional property to specify the settle time
> 
> Signed-off-by: Markus Burri <markus.burri@xxxxxx>
> ---
>  .../devicetree/bindings/input/gpio-matrix-keypad.yaml       | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/input/gpio-matrix-keypad.yaml b/Documentation/devicetree/bindings/input/gpio-matrix-keypad.yaml
> index 9ea66b3..0ce89a6 100644
> --- a/Documentation/devicetree/bindings/input/gpio-matrix-keypad.yaml
> +++ b/Documentation/devicetree/bindings/input/gpio-matrix-keypad.yaml
> @@ -66,6 +66,12 @@ properties:
>        before we can scan keypad after activating column gpio.
>      default: 0
>  
> +  all-cols-on-delay-us:
> +    description: |

Don't need '|'.

> +      Delay, measured in microseconds, that is needed
> +      after activating all column gpios.

Wrap at 80 char.

> +    default: 0
> +
>    drive-inactive-cols:
>      type: boolean
>      description: |
> -- 
> 2.39.5
> 




[Index of Archives]     [Device Tree Compilter]     [Device Tree Spec]     [Linux Driver Backports]     [Video for Linux]     [Linux USB Devel]     [Linux PCI Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Yosemite Backpacking]


  Powered by Linux