Am Freitag, den 04.12.2015, 14:06 +0100 schrieb Markus Pargmann:
> Add a binding for GPIO initialization.
>
> Signed-off-by: Markus Pargmann <m...@pengutronix.de>
Both patches
Reviewed-by: Philipp Zabel <p.za...@pengutronix.de>
small nitpick:
> ---
> Documentation/devicetree/bindings/gpio/gpio.txt | 34
> ++++++++++++++++---------
> 1 file changed, 22 insertions(+), 12 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/gpio/gpio.txt
> b/Documentation/devicetree/bindings/gpio/gpio.txt
> index 069cdf6f9dac..d11abfa13add 100644
> --- a/Documentation/devicetree/bindings/gpio/gpio.txt
> +++ b/Documentation/devicetree/bindings/gpio/gpio.txt
> @@ -155,29 +155,39 @@ gpio-controller@00000000 {
> ngpios = <18>;
> }
>
> -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.
> +The GPIO chip may contain GPIO definitions. These define properties for
> single
> +GPIOs of this controller.
>
> -Each GPIO hog definition is represented as a child node of the GPIO
> controller.
> +There are two types of GPIO definitions:
> +
> +- GPIO hogging is a mechanism providing automatic GPIO request and
> + configuration as part of the gpio-controller driver's probe function. The
> + GPIO is held until the gpio-controller is removed.
> +- GPIO initialization provides an automatic initialization to known save
safe
regards
Philipp
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