From: wlf <wulf@rock-chips.com>
Date: Tue, 25 Feb 2014 09:58:46 +0000 (+0800)
Subject: USB: set hcd->has_tt = 1 to support parent hub TT
X-Git-Tag: firefly_0821_release~6270
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=5455026028b0ac722cf51d09c2b46c6a88277bcc;p=firefly-linux-kernel-4.4.55.git

USB: set hcd->has_tt = 1 to support parent hub TT
---

diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 7783a7044e26..b45d9508dc7a 100755
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -4058,9 +4058,10 @@ hub_port_init (struct usb_hub *hub, struct usb_device *udev, int port1,
 	} else if (udev->speed != USB_SPEED_HIGH
 			&& hdev->speed == USB_SPEED_HIGH) {
 		/* yk@rk 20110617
-		 * parent hub has no TT would not be error in rk29
+		 * parent hub has no TT would be error in rk29
+		 * only need to be commented in rk29
 		 */
-		#if 0
+		#if 1
 		if (!hub->tt.hub) {
 			dev_err(&udev->dev, "parent hub has no TT\n");
 			retval = -EINVAL;
diff --git a/drivers/usb/dwc_otg/dwc_otg_hcd.c b/drivers/usb/dwc_otg/dwc_otg_hcd.c
index 976b56726e63..840c0a4c26d8 100755
--- a/drivers/usb/dwc_otg/dwc_otg_hcd.c
+++ b/drivers/usb/dwc_otg/dwc_otg_hcd.c
@@ -751,7 +751,8 @@ int  dwc_otg_hcd_init(struct device *dev)
 		goto error1;
 	}
 	hcd->regs = otg_dev->base;
-	hcd->self.otg_port = 1;	 
+	hcd->self.otg_port = 1;
+	hcd->has_tt = 1;
 
 	/* Initialize the DWC OTG HCD. */
 	dwc_otg_hcd = hcd_to_dwc_otg_hcd(hcd);
@@ -1082,7 +1083,8 @@ int host20_hcd_init(struct device *dev)
 		goto error1;
 	}
 	hcd->regs = otg_dev->base;
-	hcd->self.otg_port = 1;	 
+	hcd->self.otg_port = 1;
+	hcd->has_tt = 1;
 
 	/* Initialize the DWC OTG HCD. */
 	dwc_otg_hcd = hcd_to_dwc_otg_hcd(hcd);