From 7756a96d1617753d8387e59e0ba410e0dd512be4 Mon Sep 17 00:00:00 2001
From: Yi Sun <yi.y.sun@intel.com>
Date: Tue, 9 Sep 2014 02:13:59 +0000
Subject: [PATCH] mmc: sdhci: execute tuning when device is not busy

We find tuning timeout because of the secure erase operation lasts too
long, so don't do tuning when device is busy.

Signed-off-by: Yi Sun <yi.y.sun@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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