linux-kernel - [PATCH 2/2] arm64: dts: mba93xxca: Add USB support

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Message-Id: <20240423093341.1927592-2-alexander.stein@ew.tq-group.com>
Date: Tue, 23 Apr 2024 11:33:41 +0200
From: Alexander Stein <alexander.stein@...tq-group.com>
To: Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>
Cc: Alexander Stein <alexander.stein@...tq-group.com>,
	linux@...tq-group.com,
	devicetree@...r.kernel.org,
	imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 2/2] arm64: dts: mba93xxca: Add USB support

This adds support for both USB host and USB Type-C ports. This includes
the on-board USB hub. Remove the gpio-hog for USB_RESET# as well.

Signed-off-by: Alexander Stein <alexander.stein@...tq-group.com>
---
 .../freescale/imx93-tqma9352-mba93xxca.dts    | 73 ++++++++++++++++---
 1 file changed, 61 insertions(+), 12 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba93xxca.dts b/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba93xxca.dts
index af795ecf678b7..852dd3d2eac74 100644
--- a/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba93xxca.dts
+++ b/arch/arm64/boot/dts/freescale/imx93-tqma9352-mba93xxca.dts
@@ -303,6 +303,32 @@ temperature-sensor@1c {
 		reg = <0x1c>;
 	};
 
+	ptn5110: usb-typec@50 {
+		compatible = "nxp,ptn5110", "tcpci";
+		reg = <0x50>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_typec>;
+		interrupt-parent = <&gpio1>;
+		interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
+
+		connector {
+			compatible = "usb-c-connector";
+			label = "X17";
+			power-role = "dual";
+			data-role = "dual";
+			try-power-role = "sink";
+			typec-power-opmode = "default";
+			pd-disable;
+			self-powered;
+
+			port {
+				typec_con_hs: endpoint {
+					remote-endpoint = <&typec_hs>;
+				};
+			};
+		};
+	};
+
 	eeprom2: eeprom@54 {
 		compatible = "nxp,se97b", "atmel,24c02";
 		reg = <0x54>;
@@ -370,18 +396,6 @@ expander1: gpio@71 {
 				  "WLAN_PD#", "WLAN_W_DISABLE#",
 				  "WLAN_PERST#", "12V_EN";
 
-		/*
-		 * Controls the on board USB Hub reset which is low
-		 * active as reset signal. The output-low states, the
-		 * signal is inactive, e.g. no reset
-		 */
-		usb-reset-hog {
-			gpio-hog;
-			gpios = <2 GPIO_ACTIVE_LOW>;
-			output-low;
-			line-name = "USB_RESET#";
-		};
-
 		/*
 		 * Controls the WiFi card PD pin which is low active
 		 * as power down signal. The output-high states, the signal
@@ -492,6 +506,41 @@ &tpm6 {
 	status = "okay";
 };
 
+&usbotg1 {
+	dr_mode = "otg";
+	hnp-disable;
+	srp-disable;
+	adp-disable;
+	usb-role-switch;
+	disable-over-current;
+	samsung,picophy-pre-emp-curr-control = <3>;
+	samsung,picophy-dc-vol-level-adjust = <7>;
+	status = "okay";
+
+	port {
+		typec_hs: endpoint {
+			remote-endpoint = <&typec_con_hs>;
+		};
+	};
+};
+
+&usbotg2 {
+	dr_mode = "host";
+	#address-cells = <1>;
+	#size-cells = <0>;
+	disable-over-current;
+	samsung,picophy-pre-emp-curr-control = <3>;
+	samsung,picophy-dc-vol-level-adjust = <7>;
+	status = "okay";
+
+	hub_2_0: hub@1 {
+		compatible = "usb424,2517";
+		reg = <1>;
+		reset-gpios = <&expander1 2 GPIO_ACTIVE_LOW>;
+		vdd-supply = <&reg_3v3>;
+	};
+};
+
 &usdhc2 {
 	pinctrl-names = "default", "state_100mhz", "state_200mhz";
 	pinctrl-0 = <&pinctrl_usdhc2_hs>, <&pinctrl_usdhc2_gpio>;
-- 
2.34.1