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
>
