* Alan Stern <stern@xxxxxxxxxxxxxxxxxxx> [170518 08:41]:
> On Wed, 17 May 2017, Tony Lindgren wrote:
>
> > With the runtime PM implemented for ohci-platform driver, we can
> > now support omap3 and later OHCI by adding one device tree
> > property.
...
> > diff --git a/drivers/usb/host/ohci-platform.c b/drivers/usb/host/ohci-platform.c
> > --- a/drivers/usb/host/ohci-platform.c
> > +++ b/drivers/usb/host/ohci-platform.c
> > @@ -170,6 +170,10 @@ static int ohci_platform_probe(struct platform_device *dev)
> > if (of_property_read_bool(dev->dev.of_node, "no-big-frame-no"))
> > ohci->flags |= OHCI_QUIRK_FRAME_NO;
> >
> > + if (of_property_read_bool(dev->dev.of_node,
> > + "remote-wakeup-connected"))
> > + ohci->hc_control = OHCI_CTRL_RWC;
> > +
> > of_property_read_u32(dev->dev.of_node, "num-ports",
> > &ohci->num_ports);
> >
> > @@ -361,6 +365,7 @@ static int ohci_platform_resume(struct device *dev)
> > static const struct of_device_id ohci_platform_ids[] = {
> > { .compatible = "generic-ohci", },
> > { .compatible = "cavium,octeon-6335-ohci", },
> > + { .compatible = "ti,ohci-omap3", },
> > { }
> > };
> > MODULE_DEVICE_TABLE(of, ohci_platform_ids);
>
> Acked-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>
FYI, this depends on the patch1/4 PM runtime issue getting sorted out
first as otherwise the USB controller is powered off on omaps. So let's
not apply this yet.
Regards,
Tony
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