Messages in this thread | | | Date | Thu, 16 Feb 2023 10:20:18 +0100 | Subject | Re: [PATCH 1/2] dt-bindings: usb: dwc3: Add snps,ulpi-ext-vbus-drv quirk | From | Krzysztof Kozlowski <> |
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On 15/02/2023 10:31, Piyush Mehta wrote: > Some ULPI USB PHYs do not support an internal vBus supply, to drive the > CPEN pin properly, it requires configuration of the ULPI DRVVBUSEXTERNAL > bit of the USB ULPI PHY OTG_CTRL register. > > Added 'snps,ulpi-ext-vbus-drv' DT property to configure the USB2 PHY to > drives VBUS with an external supply. > > When the ULPIEXTVBUSDRV bit is set to '1' in the Global USB2 PHY > Configuration registers, PHY drive vBus with an external 5V supply source. > > Signed-off-by: Piyush Mehta <piyush.mehta@amd.com> > ---
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Best regards, Krzysztof
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