From 765ee709eb40abf0c43c6d864ac6f01677b7fd5a Mon Sep 17 00:00:00 2001
From: Axel Lin <axel.lin@ingics.com>
Date: Thu, 20 Feb 2014 21:37:56 +0800
Subject: [PATCH] spi: dw: Convert to let spi core validate transfer speed

Set master->max_speed_hz then spi core will handle checking transfer speed.
So we can remove the same checking in this driver.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
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