ARM: S3C24XX: Add missing DMA device for Mini2440 board

Addition of s3c2440_device_dma was missed during conversion
from the Samsung legacy to the regular DMA API.
Add it so any devices using DMA, e.g I2S controller can
work properly.
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>

arch/arm/mach-s3c24xx/mach-mini2440.c

@@ -516,6 +516,7 @@ static struct platform_device *mini2440_devices[] __initdata = {
 	&mini2440_button_device,
 	&s3c_device_nand,
 	&s3c_device_sdi,
+	&s3c2440_device_dma,
 	&s3c_device_iis,
 	&uda1340_codec,
 	&mini2440_audio,