From: John Stultz <john.stultz@xxxxxxxxxx>
Add dt bindings for Kirin 960 USB HUB. Such board comes with an
integrated USB HUB provided via a Microchip USB5734 4-port high-speed
hub controller.
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>
---
.../boot/dts/hisilicon/hi3660-hikey960.dts | 35 +++++++++++++++++--
1 file changed, 33 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts
index f68580dc87d8..cc38d4f961ee 100644
--- a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts
+++ b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts
@@ -191,12 +191,43 @@ wlan_en: wlan-en-1-8v {
enable-active-high;
};
+ usb_hub: hub-vdd {
+ compatible = "regulator-fixed";
+ regulator-name = "hub-vdd";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ gpio = <&gpio5 6 GPIO_ACTIVE_HIGH>;
+ };
+
firmware {
optee {
compatible = "linaro,optee-tz";
method = "smc";
};
};
+
+ hisi_hikey_usb: hisi_hikey_usb {
+ compatible = "hisilicon,hikey960-usbhub";
+ typec-vbus-gpios = <&gpio25 2 GPIO_ACTIVE_HIGH>;
+ otg-switch-gpios = <&gpio25 6 GPIO_ACTIVE_HIGH>;
+ hub-vdd33-en-gpios = <&gpio5 6 GPIO_ACTIVE_HIGH>;
+ hub-vdd-supply = <&usb_hub>;
+ usb-role-switch;
+
+ port {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ hikey_usb_ep0: endpoint@0 {
+ reg = <0>;
+ remote-endpoint = <&dwc3_role_switch>;
+ };
+ hikey_usb_ep1: endpoint@1 {
+ reg = <1>;
+ remote-endpoint = <&rt1711h_ep>;
+ };
+ };
+ };
};
/*
@@ -564,7 +595,7 @@ port {
rt1711h_ep: endpoint@0 {
reg = <0>;
- remote-endpoint = <&dwc3_role_switch>;
+ remote-endpoint = <&hikey_usb_ep1>;
};
};
};
@@ -686,7 +717,7 @@ port {
#size-cells = <0>;
dwc3_role_switch: endpoint@0 {
reg = <0>;
- remote-endpoint = <&rt1711h_ep>;
+ remote-endpoint = <&hikey_usb_ep0>;
};
dwc3_ss: endpoint@1 {
--
2.31.1
