From: John Stultz <john.stultz@xxxxxxxxxx> Add dt bindings for HiKey 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@xxxxxxxxxx> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx> --- To mailbombing on a large number of people, only mailing lists were C/C on the cover. See [PATCH 0/5] at: https://lore.kernel.org/all/cover.1637063775.git.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..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
