[PATCH v3 13/15] ARM: dts: dove: fix PCA95xx GPIO expander properties on A510
Gregory CLEMENT
gregory.clement at bootlin.com
Wed Sep 23 10:38:52 EDT 2020
Hi Krzysztof,
> The PCA95xx GPIO expander requires GPIO controller properties to operate
> properly.
Applied on mvebu/dt
Thanks,
Gregory
>
> Signed-off-by: Krzysztof Kozlowski <krzk at kernel.org>
> Reviewed-by: Linus Walleij <linus.walleij at linaro.org>
> ---
> arch/arm/boot/dts/dove-sbc-a510.dts | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm/boot/dts/dove-sbc-a510.dts b/arch/arm/boot/dts/dove-sbc-a510.dts
> index 2bb85a9b7614..df021f9b0117 100644
> --- a/arch/arm/boot/dts/dove-sbc-a510.dts
> +++ b/arch/arm/boot/dts/dove-sbc-a510.dts
> @@ -143,6 +143,7 @@
> gpio_ext: gpio at 20 {
> compatible = "nxp,pca9555";
> reg = <0x20>;
> + gpio-controller;
> #gpio-cells = <2>;
> };
> };
> --
> 2.17.1
>
--
Gregory Clement, Bootlin
Embedded Linux and Kernel engineering
http://bootlin.com
More information about the Linux-mediatek
mailing list