The second parameter of function get_dma_channel is actually a property
name rather than a compatible string, so rename it for less confusing.
Signed-off-by: NShawn Guo <shawn.guo@linaro.org>
Acked-by: NTimur Tabi <timur@freescale.com>
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>