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

From: Alexander Stein
Date: Tue Apr 23 2024 - 05:34:18 EST


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@xxxxxxxxxxxxxxx>
---
.../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