linux-phytec-ti

aha1542: rework configuration parameters

Remove __setup and introduce separate io, bus_on, bus_off and dma_speed
module parameters.

Signed-off-by: Ondrej Zary <linux@rainbow-software.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: James Bottomley <JBottomley@Odin.com>