From 7de1557ce7521e756974d5c28794c2375d28e3cc Mon Sep 17 00:00:00 2001
From: Florian Fainelli <f.fainelli@gmail.com>
Date: Wed, 24 Sep 2014 17:05:19 -0700
Subject: [PATCH] net: dsa: bcm_sf2: disable RGMII interface(s) when link is
 down

When the link is down, disable the RGMII interface to conserve as much
power as possible. We re-enable the RGMII interface whenever the link is
detected.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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