From: Varka Bhadram <varkabhadram@gmail.com>
Date: Mon, 16 Jun 2014 03:42:31 +0000 (+0530)
Subject: mrf24j40: separate h/w init and add checkings
X-Git-Tag: omap-for-v3.17/fixes-against-rc2~149^2~282
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3dac9a79e1425069e7950bd46bd932e0b1c1d795;p=pandora-kernel.git

mrf24j40: separate h/w init and add checkings

separate the mrf24j40 hardware initialisation from probe()
and adds the sanity checkings.

These checkings are required if somebody hasn't a right spi configuration
the probe function should fail. So we have to return from there.

Signed-off-by: Varka Bhadram <varkab@cdac.in>
Signed-off-by: David S. Miller <davem@davemloft.net>
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