spi_bfin5xx: remove unused IS_DMA_ALIGNED macro

Signed-off-by: NMike Rapoport <mike@compulab.co.il>
Cc: Bryan Wu <bryan.wu@analog.com>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

drivers/spi/spi_bfin5xx.c

@@ -36,8 +36,6 @@ MODULE_AUTHOR(DRV_AUTHOR);
 MODULE_DESCRIPTION(DRV_DESC);
 MODULE_LICENSE("GPL");
 
-#define IS_DMA_ALIGNED(x) (((u32)(x)&0x07) == 0)
-
 #define START_STATE	((void *)0)
 #define RUNNING_STATE	((void *)1)
 #define DONE_STATE	((void *)2)