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SubjectRe: [PATCH v4 1/3] dt-bindings: pinctrl: bcm2835-gpio: Add generic pinctrl support
On Fri, Mar 09, 2018 at 01:13:58PM -0400, Matheus Castello wrote:
> Added generic pin configuration and multiplexing support,
> and shoud be preferred than brcm legacy one.
>
> Signed-off-by: Matheus Castello <matheus@castello.eng.br>
> ---
> .../devicetree/bindings/pinctrl/brcm,bcm2835-gpio.txt | 19 +++++++++++++++++++
> 1 file changed, 19 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/pinctrl/brcm,bcm2835-gpio.txt b/Documentation/devicetree/bindings/pinctrl/brcm,bcm2835-gpio.txt
> index 2569866..58b4720 100644
> --- a/Documentation/devicetree/bindings/pinctrl/brcm,bcm2835-gpio.txt
> +++ b/Documentation/devicetree/bindings/pinctrl/brcm,bcm2835-gpio.txt
> @@ -36,6 +36,25 @@ listed. In other words, a subnode that lists only a mux function implies no
> information about any pull configuration. Similarly, a subnode that lists only
> a pul parameter implies no information about the mux function.
>
> +This driver supports the generic pin multiplexing and configuration

Bindings describe h/w, not drivers.

> +bindings. For details on each properties, you can refer to
> +./pinctrl-bindings.txt.
> +
> +Required sub-node properties:
> + - pins
> + - function
> +
> +Optional sub-node properties:
> + - bias-disable
> + - bias-pull-up
> + - bias-pull-down
> + - output-high
> + - output-low
> +
> +Legacy pin configuration and multiplexing binding:
> +*** (Its use is deprecated, use generic multiplexing and configuration
> +bindings instead)
> +
> Required subnode-properties:
> - brcm,pins: An array of cells. Each cell contains the ID of a pin. Valid IDs
> are the integer GPIO IDs; 0==GPIO0, 1==GPIO1, ... 53==GPIO53.
> --
> 2.7.4
>

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