From: Angus Ainslie <angus@akkea.ca>
To: U Boot <u-boot@lists.denx.de>,
Michal Simek <michal.simek@xilinx.com>,
marex@denx.de
Cc: kernel@puri.sm
Subject: Re: DWC3 host support
Date: Sat, 16 Jul 2022 06:26:55 -0700 [thread overview]
Message-ID: <645f8351b8cc2e19cfe5d0abff7feb0b@akkea.ca> (raw)
In-Reply-To: <fe1e1a3f05bb6682a4c46e6a93e906ee@akkea.ca>
On 2022-07-16 06:02, 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.
>
Further debugging indicates that the "U-Boot XHCI Host Controller" is
detected but downstream USB 2 hubs and storage devices are not.
> 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 ?
>
> Thanks
> Angus
next prev parent reply other threads:[~2022-07-16 13:27 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-16 13:02 DWC3 host support Angus Ainslie
2022-07-16 13:26 ` Angus Ainslie [this message]
2022-07-16 18:37 ` Marek Vasut
2022-07-17 3:00 ` Angus Ainslie
2022-07-17 15:23 ` Marek Vasut
2022-07-18 8:13 ` Michal Simek
2022-07-18 14:50 ` Angus Ainslie
2022-07-18 16:23 ` Angus Ainslie
2022-07-19 6:47 ` Michal Simek
2022-07-19 13:22 ` Angus Ainslie
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