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-rw-r--r--drivers/usb/host/ehci-hcd.c7
-rw-r--r--drivers/usb/host/ehci.h1
2 files changed, 7 insertions, 1 deletions
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 3a0d32ee2b..88b670b7f8 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -1645,8 +1645,10 @@ int ehci_register(struct udevice *dev, struct ehci_hccr *hccr,
ctrl->hcor = hcor;
ctrl->priv = ctrl;
- if (init == USB_INIT_DEVICE)
+ ctrl->init = init;
+ if (ctrl->init == USB_INIT_DEVICE)
goto done;
+
ret = ehci_reset(ctrl);
if (ret)
goto err;
@@ -1666,6 +1668,9 @@ int ehci_deregister(struct udevice *dev)
{
struct ehci_ctrl *ctrl = dev_get_priv(dev);
+ if (ctrl->init == USB_INIT_DEVICE)
+ return 0;
+
ehci_shutdown(ctrl);
return 0;
diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h
index 3379c293c4..b41c04a8b3 100644
--- a/drivers/usb/host/ehci.h
+++ b/drivers/usb/host/ehci.h
@@ -242,6 +242,7 @@ struct ehci_ops {
};
struct ehci_ctrl {
+ enum usb_init_type init;
struct ehci_hccr *hccr; /* R/O registers, not need for volatile */
struct ehci_hcor *hcor;
int rootdev;
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