From 0d20d6219216c5b37be8c82ee4a58d7f642e7cb0 Mon Sep 17 00:00:00 2001
From: Thierry Reding <treding@nvidia.com>
Date: Tue, 26 Aug 2014 17:11:35 +0200
Subject: [PATCH] PCI: tegra: Clear CLKREQ# enable on port disable

When a root port is disabled, disable the CLKREQ# signal if available.

Tested-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
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