[PATCH 15/18] ARM: am57xx: sbc-am57x: dts: add GPIO extender support

Nishanth Menon nm at ti.com
Wed Nov 25 13:41:19 PST 2015


On 11/25/2015 12:39 AM, Dmitry Lifshitz wrote:
> Add PCA9555 GPIO extender support (over I2C5 bus).

I think you meant to say "GPIO expander" in commit message and
$subject perhaps?

> 
> Signed-off-by: Dmitry Lifshitz <lifshitz at compulab.co.il>
> Acked-by: Igor Grinberg <grinberg at compulab.co.il>
> ---
>  arch/arm/boot/dts/am57xx-sbc-am57x.dts | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/am57xx-sbc-am57x.dts b/arch/arm/boot/dts/am57xx-sbc-am57x.dts
> index 7b65efb..8b7c0b5 100644
> --- a/arch/arm/boot/dts/am57xx-sbc-am57x.dts
> +++ b/arch/arm/boot/dts/am57xx-sbc-am57x.dts
> @@ -90,4 +90,11 @@
>  		reg = <0x50>;
>  		pagesize = <16>;
>  	};
> +
> +	pca9555: pca9555 at 20 {
> +		compatible = "nxp,pca9555";
> +		reg = <0x20>;
> +		gpio-controller;
> +		#gpio-cells = <2>;
> +	};
>  };
> 


-- 
Regards,
Nishanth Menon



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