From: Shengzhou Liu <Shengzhou.Liu@freescale.com>
Date: Wed, 17 Apr 2013 10:03:46 +0000 (+0800)
Subject: usb: remove redundant tdi_reset
X-Git-Tag: v3.8.12~77
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=67dedab551ec62b7796039c74f15b9c720218aab;p=users%2Fjedix%2Flinux-maple.git

usb: remove redundant tdi_reset

commit 61ac6ac8d662ac7ac67c864954d39d1b19948354 upstream.

We remove the redundant tdi_reset in ehci_setup since there
is already it in ehci_reset.
It was observed that the duplicated tdi_reset was causing
the PHY_CLK_VALID bit unstable.

Reported-by: Michael Braun <michael-dev@fami-braun.de>
Signed-off-by: Shengzhou Liu <Shengzhou.Liu@freescale.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 416a6dce5e11c..83b5a1725924b 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -670,9 +670,6 @@ int ehci_setup(struct usb_hcd *hcd)
 	if (retval)
 		return retval;
 
-	if (ehci_is_TDI(ehci))
-		tdi_reset(ehci);
-
 	ehci_reset(ehci);
 
 	return 0;