Re: [RESEND PATCH v2 6/7] usb: xhci: plat: add generic PHY support

From: Felipe Balbi
Date: Wed Apr 27 2016 - 05:36:20 EST



Hi,

Heikki Krogerus <heikki.krogerus@xxxxxxxxxxxxxxx> writes:
> On Tue, Apr 26, 2016 at 08:57:39PM +0800, Jisheng Zhang wrote:
>> @@ -232,22 +265,44 @@ static int xhci_plat_probe(struct platform_device *pdev)
>> if (HCC_MAX_PSA(xhci->hcc_params) >= 4)
>> xhci->shared_hcd->can_do_streams = 1;
>>
>> + hcd->phy = devm_phy_get(&pdev->dev, "usb2-phy");
>> + if (IS_ERR(hcd->phy)) {
>> + ret = PTR_ERR(hcd->phy);
>> + if (ret == -EPROBE_DEFER)
>> + goto put_usb3_hcd;
>> + hcd->phy = NULL;
>> + }
>> +
>> + phy = devm_phy_get(&pdev->dev, "usb-phy");
>
> "usb-phy" for what I understand is the USB3 PHY right?

that doesn't appear to be documented anywhere ;-)

> I was unable to find any definition for the phy names for example from
> Documentation/devicetree/bindings/usb/usb-xhci.txt, so I would say
> this needs to be "usb3-phy" and the phy names need to be defined
> somewhere.

yeah, usb3-phy sounds like a better name.

--
balbi

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