diff options
Diffstat (limited to 'common')
| -rw-r--r-- | common/usb_hub.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/common/usb_hub.c b/common/usb_hub.c index a11b401e6..fd2b4ed4f 100644 --- a/common/usb_hub.c +++ b/common/usb_hub.c @@ -44,6 +44,10 @@ static struct usb_hub_device hub_dev[USB_MAX_HUB]; static int usb_hub_index; +__weak void usb_hub_reset_devices(int port) +{ + return; +} static int usb_get_hub_descriptor(struct usb_device *dev, void *data, int size) { @@ -426,6 +430,14 @@ static int usb_hub_configure(struct usb_device *dev) "" : "no "); usb_hub_power_on(hub); + /* + * Reset any devices that may be in a bad state when applying + * the power. This is a __weak function. Resetting of the devices + * should occur in the board file of the device. + */ + for (i = 0; i < dev->maxchild; i++) + usb_hub_reset_devices(i + 1); + for (i = 0; i < dev->maxchild; i++) { ALLOC_CACHE_ALIGN_BUFFER(struct usb_port_status, portsts, 1); unsigned short portstatus, portchange; |