ARM: add implementation for dma_alloc_writecombine for !CONFIG_MMU
This fixes build failures in builds without MMU support by providing
a fallback implementation.

Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
1 parent b654946 commit 15c41beb5b7ad103db137c2e8786d28a46cbb818
@Lucas Stach Lucas Stach authored on 9 Sep 2015
Sascha Hauer committed on 14 Sep 2015
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arch/arm/include/asm/dma.h