sh: dma: Make G2 DMA configurable.

Follow the PVR2 DMAC change for G2 DMA.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/drivers/dma/Makefile b/arch/sh/drivers/dma/Makefile
index cff52cb..c606813 100644
--- a/arch/sh/drivers/dma/Makefile
+++ b/arch/sh/drivers/dma/Makefile
@@ -4,6 +4,6 @@
 
 obj-$(CONFIG_SH_DMA_API)	+= dma-api.o dma-sysfs.o
 obj-$(CONFIG_SH_DMA)		+= dma-sh.o
-obj-$(CONFIG_SH_DREAMCAST)	+= dma-g2.o
 obj-$(CONFIG_PVR2_DMA)		+= dma-pvr2.o
+obj-$(CONFIG_G2_DMA)		+= dma-g2.o
 obj-$(CONFIG_SH_DMABRG)		+= dmabrg.o