m32r allmodconfig build is failing with the error:
ERROR: "bad_dma_ops" [sound/soc/fsl/snd-soc-fsl-asrc.ko] undefined!

The code is using DMA but the related dependency is not mentioned in the
Kconfig.
Signed-off-by: NSudip Mukherjee <sudip.mukherjee@codethink.co.uk>
Signed-off-by: NMark Brown <broonie@kernel.org>