From 9d4450ae87398e248e8700e3507748e0d1751e25 Mon Sep 17 00:00:00 2001
From: Thierry Reding <thierry.reding@gmail.com>
Date: Mon, 16 Dec 2013 21:42:28 +0100
Subject: [PATCH] ARM: tegra: Add IO rail support

Add tegra_io_rail_power_off() and tegra_io_rail_power_on() functions to
put IO rails into or out of deep powerdown mode, respectively.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>
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