From: Huang, Xiong <xiong@qca.qualcomm.com>
Date: Tue, 17 Apr 2012 19:32:30 +0000 (+0000)
Subject: atl1c: split 2 32bit registers of TPD to 4 16bit registers
X-Git-Tag: v3.5-rc1~109^2~404
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0af48336704e5b3870e03699b3acf5dd7d7cb8ab;p=pandora-kernel.git

atl1c: split 2 32bit registers of TPD to 4 16bit registers

TPD producer/consumer index is 16bit wide.
16bit read/write reduce the dependency of the 2 tpd rings (hi and lo)
rename reg(157C/1580) to keep name coninsistency.

Signed-off-by: xiong <xiong@qca.qualcomm.com>
Tested-by: Liu David <dwliu@qca.qualcomm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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