[PATCH 03/14] arm: at91: at91sam9x5: fix gpio number per bank
Arnd Bergmann
arnd at arndb.de
Sat Aug 18 17:18:45 EDT 2012
On Friday 10 August 2012, Jean-Christophe PLAGNIOL-VILLARD wrote:
> --- a/Documentation/devicetree/bindings/gpio/gpio_atmel.txt
> +++ b/Documentation/devicetree/bindings/gpio/gpio_atmel.txt
> @@ -9,6 +9,10 @@ Required properties:
> unused).
> - gpio-controller: Marks the device node as a GPIO controller.
>
> +optional properties:
> +- gpio-nb: Number of gpio if absent 32.
> +
> +
> Example:
> pioA: gpio at fffff200 {
> compatible = "atmel,at91rm9200-gpio";
> @@ -16,5 +20,6 @@ Example:
> interrupts = <2 4>;
> #gpio-cells = <2>;
> gpio-controller;
> + gpio-nb = <19>;
What does "nb" stand for?
The marvell-gpio binding uses "ngpio" for the number, so that would
already be established. Otherwise, I think "#gpio-lines" would be
more in line with other things we count in the bindings.
Arnd
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