[PATCH 5/5] arm64: dts: meson-axg-s400: enable USB OTG

Martin Blumenstingl martin.blumenstingl at googlemail.com
Tue Sep 15 16:05:34 EDT 2020


Hi Neil,

On Wed, Sep 9, 2020 at 6:05 PM Neil Armstrong <narmstrong at baylibre.com> wrote:
[...]
> +&usb {
> +       status = "okay";
> +       dr_mode = "otg";
> +       vbus-supply = <&usb_pwr>;
> +};
> +
> +&usb2_phy1 {
> +       phy-supply = <&vcc_5v>;
out of curiosity: why do we need this phy-supply here?
isn't the usb_pwr regulator as vbus-supply above enough?


Best regards,
Martin



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