From 6b086bde71243e2596f9d8e3c060119b84110d33 Mon Sep 17 00:00:00 2001
From: Ulf Hansson <ulf.hansson@linaro.org>
Date: Mon, 10 Jun 2013 17:03:41 +0200
Subject: [PATCH] mmc: core: Extend shutdown sequence to handle bus operations

By adding an optional .shutdown callback to the bus_ops struct we
provide the possibility to let each bus type handle it's shutdown
requirements.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Chris Ball <cjb@laptop.org>
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