Re: [PATCH] ARM: dts: lan966x: Enable sgpio on pcb8291

From: Claudiu.Beznea
Date: Wed Oct 26 2022 - 03:47:58 EST


Hi, Horatiu,

On 19.10.2022 10:51, Horatiu Vultur wrote:
> Enable sgpio node on pcb8291 as this is needed to be able to control
> the LEDs on this board. Otherwise the LEDs support on the board will
> not be available.

Do we need a fixes tag for this?

> On the other board pcb8309 the sgpio is already enabled because it
> needed to access the SFP ports.
>
> Signed-off-by: Horatiu Vultur <horatiu.vultur@xxxxxxxxxxxxx>
> ---
> arch/arm/boot/dts/lan966x-pcb8291.dts | 20 ++++++++++++++++++++
> 1 file changed, 20 insertions(+)
>
> diff --git a/arch/arm/boot/dts/lan966x-pcb8291.dts b/arch/arm/boot/dts/lan966x-pcb8291.dts
> index f4f054cdf2a87..3a3d76af86122 100644
> --- a/arch/arm/boot/dts/lan966x-pcb8291.dts
> +++ b/arch/arm/boot/dts/lan966x-pcb8291.dts
> @@ -69,6 +69,12 @@ can0_b_pins: can0-b-pins {
> pins = "GPIO_35", "GPIO_36";
> function = "can0_b";
> };
> +
> + sgpio_a_pins: sgpio-a-pins {
> + /* SCK, D0, D1, LD */
> + pins = "GPIO_32", "GPIO_33", "GPIO_34", "GPIO_35";
> + function = "sgpio_a";
> + };
> };
>
> &can0 {
> @@ -118,6 +124,20 @@ &serdes {
> status = "okay";
> };
>
> +&sgpio {
> + pinctrl-0 = <&sgpio_a_pins>;
> + pinctrl-names = "default";
> + microchip,sgpio-port-ranges = <0 3>, <8 11>;
> + status = "okay";
> +
> + gpio@0 {
> + ngpios = <64>;
> + };
> + gpio@1 {
> + ngpios = <64>;
> + };
> +};
> +
> &switch {
> status = "okay";
> };