From 07ea400e1b26726f21b2c2299d187d6eb7eb4324 Mon Sep 17 00:00:00 2001
From: Markus Pargmann <mpa@pengutronix.de>
Date: Wed, 12 Aug 2015 12:12:33 +0200
Subject: [PATCH] regmap: Fix regmap_can_raw_write check

This function is missing a check if map->bus->write is implemented. If
it is not implemented arbitrary raw writes are not possible.

Signed-off-by: Markus Pargmann <mpa@pengutronix.de>
Signed-off-by: Mark Brown <broonie@kernel.org>
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