Re: [Patch v4 2/2] gpio: Document GPIO hogging mechanism

[Alexandre Courbot <gnurou@xxxxxxxxx>]

A few nits:

On Sat, Dec 13, 2014 at 7:07 AM, Benoit Parrot <bparrot@xxxxxx> wrote:
> Add GPIO hogging documentation to gpio.txt
>
> Signed-off-by: Benoit Parrot <bparrot@xxxxxx>
> ---
> Changes since v3:
>  * Renamed the "direction" DT properties to "state".
>
>  Documentation/devicetree/bindings/gpio/gpio.txt | 23 +++++++++++++++++++++++
>  1 file changed, 23 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/gpio/gpio.txt b/Documentation/devicetree/bindings/gpio/gpio.txt
> index 3fb8f53..a38da91 100644
> --- a/Documentation/devicetree/bindings/gpio/gpio.txt
> +++ b/Documentation/devicetree/bindings/gpio/gpio.txt
> @@ -103,6 +103,22 @@ Every GPIO controller node must contain both an empty "gpio-controller"
>  property, and a #gpio-cells integer property, which indicates the number of
>  cells in a gpio-specifier.
>
> +The GPIO chip may contain GPIO hog definitions. GPIO hogging is a mechanism
> +providing automatic GPIO request and configuration as part of the
> +gpio-controller's driver probe function.
> +
> +Each GPIO hog definition is represented as a child node of the GPIO controller.
> +Required properties:
> +- gpio-hog:  A property specifying that this child node represent a gpio-hog.

... represent a GPIO hog.

> +- gpios:     Store the gpio information (id, flags, ...). Shall contain the
> +            number of cells specified in its parent node (GPIO controller
> +            node).
> +- state:     A property specifying the direction/value needed. This property
> +            can take the folowing values: input, output-high, output-low.

s/folowing/following

This aside,

Reviewed-by: Alexandre Courbot <acourbot@xxxxxxxxxx>
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