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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>
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@ -97,6 +97,17 @@
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vin-supply = <&vcc5v0_usb>;
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};
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vcc5v0_usb_hub: vcc5v0-usb-hub-regulator {
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compatible = "regulator-fixed";
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enable-active-high;
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gpio = <&gpio0 RK_PD5 GPIO_ACTIVE_HIGH>;
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pinctrl-names = "default";
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pinctrl-0 = <&vcc5v0_usb_hub_en>;
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regulator-name = "vcc5v0_usb_hub";
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regulator-always-on;
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vin-supply = <&vcc5v0_usb>;
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};
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vcc5v0_usb_otg: vcc5v0-usb-otg-regulator {
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compatible = "regulator-fixed";
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enable-active-high;
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@ -436,6 +447,9 @@
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vcc5v0_usb_host_en: vcc5v0_usb_host_en {
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rockchip,pins = <0 RK_PA6 RK_FUNC_GPIO &pcfg_pull_none>;
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};
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vcc5v0_usb_hub_en: vcc5v0_usb_hub_en {
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rockchip,pins = <0 RK_PD5 RK_FUNC_GPIO &pcfg_pull_none>;
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};
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vcc5v0_usb_otg_en: vcc5v0_usb_otg_en {
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rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
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};
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