Re: [PATCH 2/3] usb: host: xhci-plat: Add device property to set XHCI_SKIP_PHY_INIT quirk

[Greg Kroah-Hartman]

On Tue, Oct 26, 2021 at 11:49:31PM +0530, Sandeep Maheswaram wrote:
> Add device property usb-skip-phy-init to check and set XHCI_SKIP_PHY_INIT
> quirk.
> 
> Signed-off-by: Sandeep Maheswaram <quic_c_sanm@xxxxxxxxxxx>
> ---
>  drivers/usb/host/xhci-plat.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
> index c1edcc9..2a45f89 100644
> --- a/drivers/usb/host/xhci-plat.c
> +++ b/drivers/usb/host/xhci-plat.c
> @@ -323,6 +323,9 @@ static int xhci_plat_probe(struct platform_device *pdev)
>  		if (device_property_read_bool(tmpdev, "quirk-broken-port-ped"))
>  			xhci->quirks |= XHCI_BROKEN_PORT_PED;
>  
> +		if (device_property_read_bool(tmpdev, "usb-skip-phy-init"))
> +			xhci->quirks |= XHCI_SKIP_PHY_INIT;
> +

Why is this needed?  What will it fix?

You need more information.

thanks,
greg k-h