Messages in this thread Patch in this message | | | From | Michael Riesch <> | Subject | [PATCH 3/3] arm64: dts: rockchip: enable usb hub on the radxa rock3 model a | Date | Mon, 25 Apr 2022 15:35:02 +0200 |
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One USB 2.0 host port on the Radxa ROCK3 Model A is connected to the SoC via a hub. Introduce a voltage regulator to enable this USB hub.
Signed-off-by: Michael Riesch <michael.riesch@wolfvision.net> --- arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts | 14 ++++++++++++++ 1 file changed, 14 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts b/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts index d7e2bc96fde7..75bc2824764f 100644 --- a/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts +++ b/arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts @@ -97,6 +97,17 @@ vcc5v0_usb_host: vcc5v0-usb-host { vin-supply = <&vcc5v0_usb>; }; + vcc5v0_usb_hub: vcc5v0-usb-hub { + compatible = "regulator-fixed"; + enable-active-high; + gpio = <&gpio0 RK_PD5 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&vcc5v0_usb_hub_en>; + regulator-name = "vcc5v0_usb_hub"; + regulator-always-on; + vin-supply = <&vcc5v0_usb>; + }; + vcc5v0_usb_otg: vcc5v0-usb-otg { compatible = "regulator-fixed"; enable-active-high; @@ -436,6 +447,9 @@ usb { vcc5v0_usb_host_en: vcc5v0_usb_host_en { rockchip,pins = <0 RK_PA6 RK_FUNC_GPIO &pcfg_pull_none>; }; + vcc5v0_usb_hub_en: vcc5v0_usb_hub_en { + rockchip,pins = <0 RK_PD5 RK_FUNC_GPIO &pcfg_pull_none>; + }; vcc5v0_usb_otg_en: vcc5v0_usb_otg_en { rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>; }; -- 2.30.2
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