Commit 160f126b authored by Michael Riesch's avatar Michael Riesch Committed by Heiko Stuebner
Browse files

arm64: dts: rockchip: enable usb hub on the radxa rock3 model a 



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: default avatarMichael Riesch <michael.riesch@wolfvision.net>
Link: https://lore.kernel.org/r/20220425133502.405512-3-michael.riesch@wolfvision.net


Signed-off-by: default avatarHeiko Stuebner <heiko@sntech.de>
parent 254a1f6a

arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts

+14 −0
Original line number Diff line number Diff line
@@ -97,6 +97,17 @@ 
		vin-supply = <&vcc5v0_usb>;

	};



	vcc5v0_usb_hub: vcc5v0-usb-hub-regulator {

		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-regulator {

		compatible = "regulator-fixed";

		enable-active-high;
@@ -436,6 +447,9 @@ 
		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>;

		};