From c6d7641470fed467777a886c64329fff8f5abf0b Mon Sep 17 00:00:00 2001
From: Felipe Balbi <balbi@ti.com>
Date: Sat, 7 Dec 2013 11:54:19 -0600
Subject: [PATCH] usb: dwc3: omap: remove unnecessary lock

the lock was only taken inside the hardirq
handler, which runs with IRQs disabled. There's
no chance of any race condition happening, even
on SMP machines. It's safe to remove that
spinlock.

Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
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