linux-kernel - [RFC PATCH 5/5] arm64: dts: renesas: ulcb-kf: add node for GPS

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Message-Id: <20230523064310.3005-6-wsa+renesas@sang-engineering.com>
Date:   Tue, 23 May 2023 08:43:10 +0200
From:   Wolfram Sang <wsa+renesas@...g-engineering.com>
To:     linux-renesas-soc@...r.kernel.org
Cc:     Johan Hovold <johan@...nel.org>, linux-kernel@...r.kernel.org,
        Wolfram Sang <wsa+renesas@...g-engineering.com>
Subject: [RFC PATCH 5/5] arm64: dts: renesas: ulcb-kf: add node for GPS

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@...g-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