From: Giuseppe CAVALLARO <peppe.cavallaro@st.com>
Date: Thu, 1 Sep 2011 21:51:41 +0000 (+0000)
Subject: stmmac: add HW DMA feature register (v3)
X-Git-Tag: v3.2-rc1~129^2~304
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e7434821411b5fc24ab23e55cb11ea793248cb6b;p=pandora-kernel.git

stmmac: add HW DMA feature register (v3)

New GMAC chips have an extra register to indicate
the presence of the optional features/functions of
the DMA core.

This patch adds this support and all the HW cap
are exported via debugfs.

Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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