From 8d686ff5b33f4d9d074d5fa01f95fdb8bc442fe1 Mon Sep 17 00:00:00 2001
From: Stefan Eichenberger <eichest@gmail.com>
Date: Mon, 23 Jan 2023 11:20:23 +0100
Subject: [PATCH] device-tree: am64x: gemini: add reset signal support

Add support for the Gemini reset gpios.
---
 arch/arm/dts/k3-am642-gemini-v1.dts | 34 ++++++++++++++++++++++++++++-
 1 file changed, 33 insertions(+), 1 deletion(-)

diff --git a/arch/arm/dts/k3-am642-gemini-v1.dts b/arch/arm/dts/k3-am642-gemini-v1.dts
index 6166baf554..c1e80106b6 100644
--- a/arch/arm/dts/k3-am642-gemini-v1.dts
+++ b/arch/arm/dts/k3-am642-gemini-v1.dts
@@ -119,6 +119,13 @@
 		>;
 	};
 
+	gpio1_pins: gpio1-pins {
+		pinctrl-single,pins = <
+			AM64X_IOPAD(0x01a8, PIN_OUTPUT, 7) /* (V1) PRG0_PRU0_GPO18.GPIO1_18 */
+			AM64X_IOPAD(0x01ac, PIN_OUTPUT, 7) /* (W1) PRG0_PRU0_GPO19.GPIO1_19 */
+		>;
+	};
+
 	main_i2c2_pins_default: main-i2c2-pins-default {
 		pinctrl-single,pins = <
 			AM64X_IOPAD(0x00B0, PIN_INPUT_PULLUP, 1) /* (P19) I2C2_SCL */
@@ -334,11 +341,36 @@
 	};
 };
 
+&main_gpio0 {
+	hub_rst {
+		gpio-hog;
+		gpios = <19 GPIO_ACTIVE_HIGH>;
+		output-high;
+		line-name = "HUB_RST";
+	};
+
+	gnss_rst {
+		gpio-hog;
+		gpios = <39 GPIO_ACTIVE_HIGH>;
+		output-high;
+		line-name = "GNSS_RST";
+	};
+};
+
 &main_gpio1 {
 	status = "okay";
 	ti,ngpio = <88>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&gpio1_pins>;
 
-	phy_reset {
+	brdr_rst {
+		gpio-hog;
+		gpios = <18 GPIO_ACTIVE_HIGH>;
+		output-high;
+		line-name = "BRDR_RST";
+	};
+
+	eth_rst {
 		gpio-hog;
 		gpios = <19 GPIO_ACTIVE_HIGH>;
 		output-high;