On 7/17/22 05:00, Angus Ainslie wrote:
On 2022-07-16 11:37, Marek Vasut wrote:
On 7/16/22 15:02, Angus Ainslie wrote:
Hi Michal,

I recently rebased my librem5 tree onto the latest u-boot-imx branch and the dwc3 host mode stopped working.

I bisected it down to this commit:

142d50fbce7c364a74f5e8204dba491b9f066e6c usb: dwc3: Add support for usb3-phy PHY configuration

Reverting that commit allows usb host mode to work on the librem5 again.

Should this initialization go into an SOC specific glue_configure function ?

Is the imx8mq.dtsi missing something that will keep usb host working with this patch ?

Does this break usb host on other imx8mq devices ?

Wasn't this fixed by:
868d58f69c ("usb: dwc3: Fix non-usb3 configurations")
?

I've got that in my tree and it still fails to probe the USB2 hub and USB 2 storage.

I assume you do have CONFIG_PHY_IMX8MQ_USB enabled ?

What does generic_phy_get_by_name() return for you in drivers/usb/dwc3/dwc3-generic.c ?

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