The 04/21/2023 13:37, Horatiu Vultur wrote:
Hi,
> The pcb8309 has 2 SMA connectors which are connected to the lan966x
> chip. The lan966x can generate 1PPS output on one of them and it can
> receive 1PPS input on the other one.
Just a gentle ping. Thanks.
>
> Signed-off-by: Horatiu Vultur <[email protected]>
> ---
> arch/arm/boot/dts/lan966x-pcb8309.dts | 14 ++++++++++++++
> 1 file changed, 14 insertions(+)
>
> diff --git a/arch/arm/boot/dts/lan966x-pcb8309.dts b/arch/arm/boot/dts/lan966x-pcb8309.dts
> index c436cd20d4b4c..0cb505f79ba1a 100644
> --- a/arch/arm/boot/dts/lan966x-pcb8309.dts
> +++ b/arch/arm/boot/dts/lan966x-pcb8309.dts
> @@ -144,6 +144,18 @@ fc4_b_pins: fc4-b-pins {
> function = "fc4_b";
> };
>
> + pps_out_pins: pps-out-pins {
> + /* 1pps output */
> + pins = "GPIO_38";
> + function = "ptpsync_3";
> + };
> +
> + ptp_ext_pins: ptp-ext-pins {
> + /* 1pps input */
> + pins = "GPIO_39";
> + function = "ptpsync_4";
> + };
> +
> sgpio_a_pins: sgpio-a-pins {
> /* SCK, D0, D1, LD */
> pins = "GPIO_32", "GPIO_33", "GPIO_34", "GPIO_35";
> @@ -212,5 +224,7 @@ gpio@1 {
> };
>
> &switch {
> + pinctrl-0 = <&pps_out_pins>, <&ptp_ext_pins>;
> + pinctrl-names = "default";
> status = "okay";
> };
> --
> 2.38.0
>
--
/Horatiu