From 2cb989f6e99aa84997961fcef516e5cd123b9a78 Mon Sep 17 00:00:00 2001
From: Thierry Reding <treding@nvidia.com>
Date: Tue, 22 Jul 2014 12:30:46 -0600
Subject: [PATCH] PCI: tegra: Add debugfs support

Provide a debugfs file ("pcie/ports") that shows the current link status
for each root port.

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