usb: chipidea: host: disable io watchdog
The Chipidea EHCI core seems to behave sanely and doesn't need the IO watchdog. This kills off 10 non-deferrable wakeup events per second when the controller is otherwise idle. Signed-off-by: Lucas Stach <l.stach@pengutronix.de> Tested-by: Stefan Agner <stefan@agner.ch> Signed-off-by: Peter Chen <peter.chen@nxp.com>
This commit is contained in:
parent
c6ee9f2345
commit
c744a0db75
|
@ -81,12 +81,15 @@ static int ehci_ci_reset(struct usb_hcd *hcd)
|
|||
{
|
||||
struct device *dev = hcd->self.controller;
|
||||
struct ci_hdrc *ci = dev_get_drvdata(dev);
|
||||
struct ehci_hcd *ehci = hcd_to_ehci(hcd);
|
||||
int ret;
|
||||
|
||||
ret = ehci_setup(hcd);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
ehci->need_io_watchdog = 0;
|
||||
|
||||
ci_platform_configure(ci);
|
||||
|
||||
return ret;
|
||||
|
|
Loading…
Reference in a new issue