From 2306509605d3cb45b8480089af2d282600650e9e Mon Sep 17 00:00:00 2001
From: Thor Thayer <tthayer@opensource.altera.com>
Date: Fri, 6 Mar 2015 17:46:32 -0600
Subject: [PATCH] spi: dw-spi: Single Register read to clear IRQs

Instead of clearing the RxU, RxO, and TxO IRQs individually with
3 register reads, a single read of the ICR register will do the
same thing.

Signed-off-by: Thor Thayer <tthayer@opensource.altera.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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Reading git-format-patch failed