ARM: ep93xx: simone: enable DMA on the SPI host

The SPI host on the SIM.ONE is used for the MMC/SD card and
will badly need this turbo boost.

Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/arch/arm/mach-ep93xx/simone.c b/arch/arm/mach-ep93xx/simone.c
index 3c950f5..d0938a2 100644
--- a/arch/arm/mach-ep93xx/simone.c
+++ b/arch/arm/mach-ep93xx/simone.c
@@ -169,6 +169,7 @@
 
 static struct ep93xx_spi_info simone_spi_info __initdata = {
 	.num_chipselect	= ARRAY_SIZE(simone_spi_devices),
+	.use_dma = 1,
 };
 
 static struct i2c_gpio_platform_data __initdata simone_i2c_gpio_data = {