From b0e5992612a1079ddcc1810b786ab8ca438cddae Mon Sep 17 00:00:00 2001
From: Roger Quadros <rogerq@ti.com>
Date: Tue, 15 Oct 2013 15:30:34 +0300
Subject: [PATCH] mfd: omap-usb: prepare/unprepare clock while enable/disable

This should fix the following warning at boot on OMAP5 uEVM
[    8.783155] WARNING: CPU: 0 PID: 1 at drivers/clk/clk.c:883 __clk_enable+0x94/0xa4()

Signed-off-by: Roger Quadros <rogerq@ti.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
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