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ARM: dts: lan966x: Add support for SMA connectors

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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.

Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com>
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Link: https://lore.kernel.org/r/20230421113758.3465678-1-horatiu.vultur@microchip.com
This commit is contained in:
Horatiu Vultur
2023-04-21 13:37:58 +02:00
committed by Claudiu Beznea
parent 3ecb546333
commit 23b76ba20e
1 changed files with 14 additions and 0 deletions
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14
arch/arm/boot/dts/lan966x-pcb8309.dts
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@@ -144,6 +144,18 @@
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 @@
};
&switch {
pinctrl-0 = <&pps_out_pins>, <&ptp_ext_pins>;
pinctrl-names = "default";
status = "okay";
};