Respect the default mode configured in DT if it is set and dr_mode is OTG. This allows the board to prefer host mode even on a DRD capable controller.
Reviewed-by: Mattijs Korpershoek <[email protected]> Signed-off-by: Casey Connolly <[email protected]> --- drivers/usb/dwc3/dwc3-generic.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/usb/dwc3/dwc3-generic.c b/drivers/usb/dwc3/dwc3-generic.c index 22b9ef0b24e3..8893a33b9f6a 100644 --- a/drivers/usb/dwc3/dwc3-generic.c +++ b/drivers/usb/dwc3/dwc3-generic.c @@ -533,8 +533,13 @@ static int dwc3_glue_bind_common(struct udevice *parent, ofnode node) dr_mode = usb_get_dr_mode(dev_ofnode(parent)); if (!dr_mode) dr_mode = usb_get_dr_mode(node); + /* check default role for DRD controllers */ + if ((dr_mode == USB_DR_MODE_OTG || dr_mode == USB_DR_MODE_UNKNOWN) && + ofnode_read_bool(node, "usb-role-switch")) + dr_mode = usb_get_role_switch_default_mode(node); + /* usb mode must fallback to peripheral if not known */ if (dr_mode == USB_DR_MODE_UNKNOWN) dr_mode = USB_DR_MODE_OTG; -- 2.51.0
