From: Feng Tang <feng.tang@intel.com>
Date: Thu, 21 Jan 2010 02:41:10 +0000 (+0800)
Subject: spi/dw_spi: add a FIFO depth detection
X-Git-Tag: v2.6.34-rc1~290^2~13
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c587b6fa05106606053fc5e8e344f07cd34ace23;p=pandora-kernel.git

spi/dw_spi: add a FIFO depth detection

FIFO depth is configurable for each implementation of DW core,
so add a depth detection for those interface drivers who don't set
the fifo_len explicitly

Signed-off-by: Feng Tang <feng.tang@intel.com>
Acked-by: Jean-Hugues Deschenes <jean-hugues.deschenes@octasic.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
---

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