From ea3065df7ddffe4669136619ad712783ccee22c6 Mon Sep 17 00:00:00 2001
From: Sascha Hauer <s.hauer@pengutronix.de>
Date: Tue, 8 Feb 2011 10:46:14 +0100
Subject: [PATCH] spi/bitbang: check for setup_transfer during initialization
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setup_transfer is mandatory if spi_bitbang_transfer is used, so
check for it during initialization and not each time during runtime.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
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Reading git-format-patch failed