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@xxxxxxxxxxxxxxxxx>
Reviewed-by: Sebastian Reichel <sebastian.reichel@xxxxxxxxxxxxxxx>
-- 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
>
Attachment:
signature.asc
Description: PGP signature
