Re: [PATCH 1/6] ARM: dts: aspeed: rainier: Add Operator Panel LEDs

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On Fri, 13 Nov 2020 at 05:59, Vishwanatha Subbanna
<vishwa@xxxxxxxxxxxxxxxxxx> wrote:
>
> These LEDs are on the operator panel and are connected via
> a PCA9551 I2C expander.
>
> Signed-off-by: Vishwanatha Subbanna <vishwa@xxxxxxxxxxxxxxxxxx>

Reviewed-by: Joel Stanley <joel@xxxxxxxxx>


> ---
>  arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts | 82 ++++++++++++++++++++++++++++
>  1 file changed, 82 insertions(+)
>
> diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
> index 21ae880..64d8748 100644
> --- a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
> +++ b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
> @@ -122,6 +122,38 @@
>                         reg = <3>;
>                 };
>         };
> +
> +       leds {
> +               compatible = "gpio-leds";
> +
> +               /* System ID LED that is at front on Op Panel */
> +               front-sys-id0 {
> +                       retain-state-shutdown;
> +                       default-state = "keep";
> +                       gpios = <&pca_oppanel 0 GPIO_ACTIVE_LOW>;
> +               };
> +
> +               /* System Attention Indicator ID LED that is at front on Op Panel */
> +               front-check-log0 {
> +                       retain-state-shutdown;
> +                       default-state = "keep";
> +                       gpios = <&pca_oppanel 1 GPIO_ACTIVE_LOW>;
> +               };
> +
> +               /* Enclosure Fault LED that is at front on Op Panel */
> +               front-enc-fault1 {
> +                       retain-state-shutdown;
> +                       default-state = "keep";
> +                       gpios = <&pca_oppanel 2 GPIO_ACTIVE_LOW>;
> +               };
> +
> +               /* System PowerOn LED that is at front on Op Panel */
> +               front-sys-pwron0 {
> +                       retain-state-shutdown;
> +                       default-state = "keep";
> +                       gpios = <&pca_oppanel 3 GPIO_ACTIVE_LOW>;
> +               };
> +       };
>  };
>
>  &ehci1 {
> @@ -838,6 +870,56 @@
>                 };
>         };
>
> +       pca_oppanel: pca9551@60 {
> +               compatible = "nxp,pca9551";
> +               reg = <0x60>;
> +               #address-cells = <1>;
> +               #size-cells = <0>;
> +
> +               gpio-controller;
> +               #gpio-cells = <2>;
> +
> +               gpio@0 {
> +                       reg = <0>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +
> +               gpio@1 {
> +                       reg = <1>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +
> +               gpio@2 {
> +                       reg = <2>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +
> +               gpio@3 {
> +                       reg = <3>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +
> +               gpio@4 {
> +                       reg = <4>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +
> +               gpio@5 {
> +                       reg = <5>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +
> +               gpio@6 {
> +                       reg = <6>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +
> +               gpio@7 {
> +                       reg = <7>;
> +                       type = <PCA955X_TYPE_GPIO>;
> +               };
> +       };
> +
>         ibm-panel@62 {
>                 compatible = "ibm,op-panel";
>                 reg = <(0x62 | I2C_OWN_SLAVE_ADDRESS)>;
> --
> 1.8.3.1
>



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