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SubjectRe: [PATCH] dt-bindings: gpio: mpfs-gpio: allow parsing of hog child nodes.
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On 20/08/2022 23:41, Conor Dooley wrote:
> From: Conor Dooley <conor.dooley@microchip.com>
>
> The SD card and eMMC on PolarFire SoC based dev boards are sometimes
> statically muxed using a GPIO. To facilitate this, enable gpio-hog
> child node properties.
>
> Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
> ---
> .../bindings/gpio/microchip,mpfs-gpio.yaml | 18 ++++++++++++++++++
> 1 file changed, 18 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/gpio/microchip,mpfs-gpio.yaml b/Documentation/devicetree/bindings/gpio/microchip,mpfs-gpio.yaml
> index 110651eafa70..6704a7a52cd0 100644
> --- a/Documentation/devicetree/bindings/gpio/microchip,mpfs-gpio.yaml
> +++ b/Documentation/devicetree/bindings/gpio/microchip,mpfs-gpio.yaml
> @@ -44,6 +44,24 @@ properties:
>
> gpio-controller: true
>
> +patternProperties:
> + "^.+-hog(?:-[0-9]+)?$":

What is this pattern about: "(?:" ?

> + type: object
> +
> + properties:
> + gpio-hog: true
> + gpios: true
> + input: true
> + output-high: true
> + output-low: true
> + line-name: true
> +
> + required:
> + - gpio-hog
> + - gpios
> +
> + additionalProperties: false

Put it after type:object. Easier to read/find.

Best regards,
Krzysztof

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