Re: [PATCH] gpio: pca953x: Add optional reset gpio control

[Rob Herring <robh@xxxxxxxxxx>]

On Mon, Jan 02, 2017 at 01:07:51PM -0800, Steve Longerbeam wrote:
> Add optional reset-gpios pin control. If present, de-assert the
> specified reset gpio pin to bring the chip out of reset.
> 
> Signed-off-by: Steve Longerbeam <steve_longerbeam@xxxxxxxxxx>
> Cc: Linus Walleij <linus.walleij@xxxxxxxxxx>
> Cc: Alexandre Courbot <gnurou@xxxxxxxxx>
> Cc: linux-gpio@xxxxxxxxxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx
> ---
>  Documentation/devicetree/bindings/gpio/gpio-pca953x.txt |  4 ++++
>  drivers/gpio/gpio-pca953x.c                             | 11 +++++++++++
>  2 files changed, 15 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/gpio/gpio-pca953x.txt b/Documentation/devicetree/bindings/gpio/gpio-pca953x.txt
> index 08dd15f..da54f4c 100644
> --- a/Documentation/devicetree/bindings/gpio/gpio-pca953x.txt
> +++ b/Documentation/devicetree/bindings/gpio/gpio-pca953x.txt
> @@ -29,6 +29,10 @@ Required properties:
>  	onsemi,pca9654
>  	exar,xra1202
>  
> +Optional properties:
> + - reset-gpios: GPIO specification for the RESET input

Need to specify active high or low.

> +
> +
>  Example:
>  
>  
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