[PATCH 27/32] ARM: dts: omap3-gta04a5: add support for PPS
From: H. Nikolaus Schaller
Date: Wed Jul 25 2018 - 02:59:56 EST
GPS receiver provides a 1PPS signal to a gpio.
Signed-off-by: H. Nikolaus Schaller <hns@xxxxxxxxxxxxx>
---
arch/arm/boot/dts/omap3-gta04a5.dts | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/arch/arm/boot/dts/omap3-gta04a5.dts b/arch/arm/boot/dts/omap3-gta04a5.dts
index d408eb05cdfa..e3f9e0969065 100644
--- a/arch/arm/boot/dts/omap3-gta04a5.dts
+++ b/arch/arm/boot/dts/omap3-gta04a5.dts
@@ -14,4 +14,22 @@
sound {
ti,jack-det-gpio = <&twl_gpio 2 GPIO_ACTIVE_HIGH>; /* GTA04A5 only */
};
+
+ pps {
+ compatible = "pps-gpio";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pps_pins>;
+
+ gpios = <&gpio4 18 GPIO_ACTIVE_HIGH>; /* GPIN_114 */
+ };
+
+};
+
+&omap3_pmx_core {
+ pps_pins: pinmux_pps_pins {
+ pinctrl-single,pins = <
+ OMAP3_CORE1_IOPAD(0x2138, PIN_INPUT | MUX_MODE4) /* gpin114 */
+ >;
+ };
+
};
--
2.12.2