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Message-Id: <1df0b8f59fb75d6c1f3b5248f74f66b93a072a02.1630581434.git.mchehab+huawei@kernel.org>
Date: Thu, 2 Sep 2021 13:28:36 +0200
From: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
To: Rob Herring <robh@...nel.org>
Cc: linuxarm@...wei.com, mauro.chehab@...wei.com,
Mauro Carvalho Chehab <mchehab+huawei@...nel.org>,
"John Stultz" <john.stultz@...aro.org>,
Rob Herring <robh+dt@...nel.org>,
Wei Xu <xuwei5@...ilicon.com>, devicetree@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH v3 3/4] arm64: dts: hisilicon: Add usb mux hub for hikey970
Add dt bindings for Kirin 970 USB HUB. Such board comes with an
integrated USB HUB provided via a TI TUSB8041 4-port USB 3.0 hub.
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
---
.../boot/dts/hisilicon/hi3670-hikey970.dts | 23 +++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts b/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts
index 60594db07041..0cec08083c4f 100644
--- a/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts
+++ b/arch/arm64/boot/dts/hisilicon/hi3670-hikey970.dts
@@ -53,6 +53,29 @@ wlan_en: wlan-en-1-8v {
startup-delay-us = <70000>;
enable-active-high;
};
+
+ usb-hub {
+ compatible = "hisilicon,hikey970-usbhub";
+ typec-vbus-gpios = <&gpio26 1 0>;
+ otg-switch-gpios = <&gpio4 2 0>;
+ hub-reset-en-gpios = <&gpio0 3 0>;
+ hub-vdd-supply = <&ldo17>;
+ 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>;
+ };
+ };
+ };
};
/*
--
2.31.1
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