Add the node for the GPS receiver and remove flow control for SCIF1
which is not present. The schematics are a bit misleading. The pins are
sometimes named SCIF1 but they are for HSCIF1.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
---
 arch/arm64/boot/dts/renesas/ulcb-kf.dtsi | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi b/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi
index efc80960380f..f6705cad78e4 100644
--- a/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi
+++ b/arch/arm64/boot/dts/renesas/ulcb-kf.dtsi
@@ -367,7 +367,7 @@ hscif0_pins: hscif0 {
 	};
 
 	scif1_pins: scif1 {
-		groups = "scif1_data_b", "scif1_ctrl";
+		groups = "scif1_data_b";
 		function = "scif1";
 	};
 
@@ -397,9 +397,14 @@ &sound_clk_pins
 &scif1 {
 	pinctrl-0 = <&scif1_pins>;
 	pinctrl-names = "default";
-	uart-has-rtscts;
 
 	status = "okay";
+
+	gnss {
+		compatible = "u-blox,neo-m8";
+		reset-gpios = <&gpio_exp_75 6 GPIO_ACTIVE_LOW>;
+		current-speed = <9600>;
+	};
 };
 
 &sdhi3 {
-- 
2.35.1