If an interface has an associated devicetree node with status disabled, do not register the device. This is useful for boards with a built-in multifunction USB device where some functions are broken or otherwise undesired.
Signed-off-by: Mans Rullgard <[email protected]> --- drivers/usb/core/message.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c index bfa5eda0cc26..6b45d4835e41 100644 --- a/drivers/usb/core/message.c +++ b/drivers/usb/core/message.c @@ -2007,6 +2007,10 @@ int usb_set_configuration(struct usb_device *dev, int configuration) for (i = 0; i < nintf; ++i) { struct usb_interface *intf = cp->interface[i]; + if (intf->dev.of_node && + !of_device_is_available(intf->dev.of_node)) + continue; + dev_dbg(&dev->dev, "adding %s (config #%d, interface %d)\n", dev_name(&intf->dev), configuration, -- 2.20.1
