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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: Michael Riesch <michael.riesch@wolfvision.net>
Link: https://lore.kernel.org/r/20220425133502.405512-3-michael.riesch@wolfvision.net
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
This commit is contained in:
Michael Riesch 2022-04-25 15:35:02 +02:00 committed by Heiko Stuebner
parent 254a1f6a29
commit 160f126b89
1 changed files with 14 additions and 0 deletions
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14
arch/arm64/boot/dts/rockchip/rk3568-rock-3a.dts
View File

@ -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>;
};