Hi, Manish Narani <manish.narani@xxxxxxxxxx> writes: > This patch adds support for OTG host mode initialization in DWC3 > host driver. Before the host initialization sequence begins. The > driver has to make sure the no OTG peripheral mode is enabled. > > Signed-off-by: Manish Narani <mnarani@xxxxxxxxxx> > --- > drivers/usb/dwc3/host.c | 14 ++++++++++++++ > 1 file changed, 14 insertions(+) > > diff --git a/drivers/usb/dwc3/host.c b/drivers/usb/dwc3/host.c > index 487f0ff..4caa3fe 100644 > --- a/drivers/usb/dwc3/host.c > +++ b/drivers/usb/dwc3/host.c > @@ -16,6 +16,8 @@ > */ > > #include <linux/platform_device.h> > +#include <linux/usb.h> > +#include <linux/usb/hcd.h> > > #include "core.h" > > @@ -111,6 +113,18 @@ int dwc3_host_init(struct dwc3 *dwc) > phy_create_lookup(dwc->usb3_generic_phy, "usb3-phy", > dev_name(dwc->dev)); > > + if (dwc->dr_mode == USB_DR_MODE_OTG) { > + struct usb_phy *phy; > + /* Switch otg to host mode */ > + phy = usb_get_phy(USB_PHY_TYPE_USB3); > + if (!IS_ERR(phy)) { > + if (phy && phy->otg) > + otg_set_host(phy->otg, > + (struct usb_bus *)(long)1); > + usb_put_phy(phy); > + } > + } NAK. Don't change default mode for everybody. Default mode should actually be peripheral, but let's not touch whatever HW designer has set; at least for now. -- balbi
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