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Subject[PATCH RESEND 7/7] arm64: dts: hisilicon: Add usb mux hub for hikey960
Date
From: John Stultz <john.stultz@linaro.org>

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.

[mchehab: modified it to adapt to the merged DT schema]
Signed-off-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
---

To avoid mailbombing on a large number of people, only mailing lists were C/C on the cover.
See [PATCH RESEND 0/7] at: https://lore.kernel.org/all/cover.1639558366.git.mchehab+huawei@kernel.org/

.../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..135501e57f86 100644
--- a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts
+++ b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts
@@ -197,6 +197,37 @@ optee {
method = "smc";
};
};
+
+ usb_hub_vdd: usb_hub_vdd {
+ compatible = "regulator-fixed";
+ regulator-name = "hub-vdd";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio5 6 0>;
+ enable-active-high;
+ };
+
+ usb-hub {
+ compatible = "hisilicon,usbhub";
+ typec-vbus-gpios = <&gpio25 2 GPIO_ACTIVE_HIGH>;
+ otg-switch-gpios = <&gpio25 6 GPIO_ACTIVE_HIGH>;
+ hub-vdd-supply = <&usb_hub_vdd>;
+ 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 {
--
2.33.1
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