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dm: usb: Allow usb host drivers to implement usb_reset_root_port

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Allow usb uclass host drivers to implement usb_reset_root_port, this is
used by single port usb hosts which do not emulate a hub, such as otg
controllers.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Hans de Goede
2015-06-17 21:33:52 +02:00
committed by Simon Glass
parent 9b510df703
commit b2f219b081
2 changed files with 16 additions and 5 deletions
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5
include/usb.h
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@@ -705,6 +705,11 @@ struct dm_usb_ops {
* is read). This should be NULL for EHCI, which does not need this.
*/
int (*alloc_device)(struct udevice *bus, struct usb_device *udev);
/**
* reset_root_port() - Reset usb root port
*/
int (*reset_root_port)(struct udevice *bus, struct usb_device *udev);
};
#define usb_get_ops(dev) ((struct dm_usb_ops *)(dev)->driver->ops)