[U-Boot] [PATCH 3/4] usb: xhci-dwc3: Add USB2 PHY configuration
Marek Vasut
marex at denx.de
Sun Jun 30 14:31:41 UTC 2019
On 6/30/19 4:25 PM, Mark Kettenis wrote:
>> From: Marek Vasut <marex at denx.de>
>> Date: Sun, 30 Jun 2019 15:36:03 +0200
>>
>> On 6/30/19 3:31 PM, Kever Yang wrote:
>>> Hi Mark,
>>>
>>> I add Marek and Bin Meng for this patch, I'm not sure where
>>>
>>> are these phy setting should go.
>>>
>>> Thanks,
>>> - Kever
>>> On 06/30/2019 12:29 AM, Mark Kettenis wrote:
>>>> Configure USB2 PHY register based on "phy_type" property and
>>>> handle all the quirks that are relevant for Rockchip RK3399 SoCs.
>>
>> Is this a documented DT property or some ad-hoc U-Boot one ?
>
> Yes, these are all standard Linux DT properties. See usb/generic.txt
> for "phy_type", and usb/dwc3.txt for "snps,dis-enblslpm_quirk" and
> "snps,dis-u2-freeclk-exists-quirk".
>
>> Is this a fix for this release or feature for next ?
>
> Good question. The series fixes a regression, but that regression was
> already present in 2019.04 and you can still boot from uSD, eMMC or
> USB2 without this fixed.
Do we expect this to break anything ?
--
Best regards,
Marek Vasut
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