[U-Boot] [PATCH] usb: xhci-dwc3: Add support for dis_u2_susphy_quirk
bmeng.cn at gmail.com
Tue Sep 10 08:00:36 UTC 2019
On Tue, Sep 10, 2019 at 3:58 PM Neil Armstrong <narmstrong at baylibre.com> wrote:
> Hi Bin, Marek,
> On 10/09/2019 03:56, Bin Meng wrote:
> > On Tue, Sep 10, 2019 at 2:52 AM Neil Armstrong <narmstrong at baylibre.com> wrote:
> >> This quirk is necessary for the Amlogic GXL SoCs otherwise the
> >> Port 2 PHY doesn't get out of suspend and U-Boot resets the board after:
> >> XHCI timeout on event type 33... cannot recover.
> >> BUG: failure at drivers/usb/host/xhci-ring.c:474/xhci_wait_for_event()!
> >> BUG!
> >> This quirk is also handled in the dwc3 core code, but until the
> >> xhci-dwc3 driver uses the dwc3 core, the quirk must be handled here
> >> to fix USB support on the Amlogic libretech-cc and libretech-ac board
> >> when a device is only plugged in the OTG port.
> >> Cc: Yuri Frolov <crashing.kernel at gmail.com>
> >> Cc: Bin Meng <bmeng.cn at gmail.com>
> >> Fixes: dc9cdf859e ("usb: dwc3: Add DWC3 controller driver support")
> >> Signed-off-by: Neil Armstrong <narmstrong at baylibre.com>
> >> ---
> >> drivers/usb/host/xhci-dwc3.c | 3 +++
> >> 1 file changed, 3 insertions(+)
> > Thanks for your efforts tracing this down!
> > Reviewed-by: Bin Meng <bmeng.cn at gmail.com>
> Should I take it into my amlogic tree or you'll handle it ?
I think you can take it via your tree. Thanks!
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