On 1/14/26 15:13, Casey Connolly wrote:
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.
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 7044696ced0c..1aa9fc933282 100644
--- a/drivers/usb/dwc3/dwc3-generic.c
+++ b/drivers/usb/dwc3/dwc3-generic.c
@@ -528,8 +528,13 @@ 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;
So it means that,on phone platforms, the controller will default to host ?
Neil
