Re: [PATCH v2 4/7] dt-bindings: pinctrl: mcp23s08: add documentation for irq-open-drain

[Sebastian Reichel <sebastian.reichel@collabora.co.uk>]

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Hi,

On Fri, Oct 06, 2017 at 01:08:08PM +0800, Phil Reid wrote:
> This flag set the mcp23s08 device series irq type to open drain active low.
> 
> Signed-off-by: Phil Reid <preid@electromag.com.au>

Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>

-- Sebastian

> ---
>  Documentation/devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt b/Documentation/devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt
> index 8a5bf99..7a0808f 100644
> --- a/Documentation/devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt
> +++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt
> @@ -58,6 +58,8 @@ Optional device specific properties:
>          On devices with only one interrupt output this property is useless.
>  - microchip,irq-active-high: Sets the INTPOL flag in the IOCON register. This
>          configures the IRQ output polarity as active high.
> +- microchip,irq-open-drain: Sets the ODR flag in the IOCON register. This
> +        configures the IRQ output as open drain active low.
>  
>  Example I2C (with interrupt):
>  gpiom1: gpio@20 {
> -- 
> 1.8.3.1
> 

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