Re: [PATCH 3/6] ARM: dts: aspeed: rainier: Add leds that are off PCA9552

[Joel Stanley <joel@jms.id.au>]

On Fri, 13 Nov 2020 at 05:59, Vishwanatha Subbanna
<vishwa@linux.vnet.ibm.com> wrote:
>
> These LEDs are on the fans and are connected via a
> PCA9552 I2C expander
>
> Signed-off-by: Vishwanatha Subbanna <vishwa@linux.vnet.ibm.com>
> ---
>  arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts | 36 ++++++++++++++++++++++++++++
>  1 file changed, 36 insertions(+)
>
> diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
> index 1da7389..b7d7246 100644
> --- a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
> +++ b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
> @@ -173,6 +173,42 @@
>                         default-state = "keep";
>                         gpios = <&pca_oppanel 3 GPIO_ACTIVE_LOW>;
>                 };
> +
> +               fan0 {
> +                       retain-state-shutdown;
> +                       default-state = "keep";
> +                       gpios = <&pca0 0 GPIO_ACTIVE_LOW>;

Does it make sense to rename the pca0 phandle to something more
descriptive so it isn't confused with other expanders? If you want to
do that please send a follow up patch.

Reviewed-by: Joel Stanley <joel@jms.id.au>


> +               };
> +
> +               fan1 {
> +                       retain-state-shutdown;
> +                       default-state = "keep";
> +                       gpios = <&pca0 1 GPIO_ACTIVE_LOW>;
> +               };
> +
> +               fan2 {
> +                       retain-state-shutdown;
> +                       default-state = "keep";
> +                       gpios = <&pca0 2 GPIO_ACTIVE_LOW>;
> +               };
> +
> +               fan3 {
> +                       retain-state-shutdown;
> +                       default-state = "keep";
> +                       gpios = <&pca0 3 GPIO_ACTIVE_LOW>;
> +               };
> +
> +               fan4 {
> +                       retain-state-shutdown;
> +                       default-state = "keep";
> +                       gpios = <&pca0 4 GPIO_ACTIVE_LOW>;
> +               };
> +
> +               fan5 {
> +                       retain-state-shutdown;
> +                       default-state = "keep";
> +                       gpios = <&pca0 5 GPIO_ACTIVE_LOW>;
> +               };
>         };
>  };
>
> --
> 1.8.3.1
>