ARM: omap2plus_defconfig: Enable MUSB DMA support

With recent MUSB changes we can now build in support for multiple
DMA implementations. So let's enable DMA by default to make life
easier for distro use.
Acked-by: NFelipe Balbi <balbi@ti.com>
Signed-off-by: NTony Lindgren <tony@atomide.com>

arch/arm/configs/omap2plus_defconfig

@@ -350,6 +350,8 @@ CONFIG_USB_MUSB_HDRC=m
 CONFIG_USB_MUSB_OMAP2PLUS=m
 CONFIG_USB_MUSB_AM35X=m
 CONFIG_USB_MUSB_DSPS=m
+CONFIG_USB_INVENTRA_DMA=y
+CONFIG_USB_TI_CPPI41_DMA=y
 CONFIG_USB_DWC3=m
 CONFIG_USB_TEST=m
 CONFIG_AM335X_PHY_USB=y