omap3_beagle: Enable DM_SPI

Switch to DM_SPI support now.

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/omap3_beagle_defconfig b/configs/omap3_beagle_defconfig
index f6d522a..73ffa83 100644
--- a/configs/omap3_beagle_defconfig
+++ b/configs/omap3_beagle_defconfig
@@ -71,6 +71,7 @@
 CONFIG_SYS_NAND_U_BOOT_OFFS=0x80000
 CONFIG_SPL_NAND_SIMPLE=y
 CONFIG_SPI=y
+CONFIG_DM_SPI=y
 CONFIG_OMAP3_SPI=y
 CONFIG_USB=y
 CONFIG_USB_EHCI_HCD=y