On Fri, May 31, 2024 at 10:12:36AM +0200, Krzysztof Kozlowski wrote: > On 31/05/2024 08:07, Daehwan Jung wrote: > > This is set by dwc3 parent node to support writing high-low order. > > > > Signed-off-by: Daehwan Jung <dh10.jung@xxxxxxxxxxx> > > --- > > drivers/usb/host/xhci-plat.c | 3 +++ > > 1 file changed, 3 insertions(+) > > > > diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c > > index 3d071b8..31bdfa5 100644 > > --- a/drivers/usb/host/xhci-plat.c > > +++ b/drivers/usb/host/xhci-plat.c > > @@ -256,6 +256,9 @@ int xhci_plat_probe(struct platform_device *pdev, struct device *sysdev, const s > > if (device_property_read_bool(tmpdev, "xhci-sg-trb-cache-size-quirk")) > > xhci->quirks |= XHCI_SG_TRB_CACHE_SIZE_QUIRK; > > > > + if (device_property_read_bool(tmpdev, "write-64-hi-lo-quirk")) > > + xhci->quirks |= XHCI_WRITE_64_HI_LO; > > Where is any user of this property (DTS)? Just to clarify: your > downstream does not matter really. > This is set by dwc3 parent node by software node. [PATCH v2 1/5] dt-bindings: usb: snps,dwc3: Add 'snps,xhci-write-64-hi-lo-quirk' quirk https://lore.kernel.org/r/1717135657-120818-2-git-send-email-dh10.jung@xxxxxxxxxxx/ Best Regards, Jung Daehwan > Best regards, > Krzysztof > >