From bfefdff8f91aa0a9ff1291d18d54498af276a6e5 Mon Sep 17 00:00:00 2001
From: Shawn Guo <shawn.guo@linaro.org>
Date: Tue, 13 Aug 2013 13:54:02 +0800
Subject: [PATCH] ARM: imx: add soc revision helper functions

Similar to what we do for cpu type, the patch adds helper functions
imx_set_soc_revision() and imx_get_soc_revision() to maintain
imx_soc_revision in cpu.c.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
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