defconfig: k2g_evm_defconfig: Enable mmc driver model

K2G can benefit from driver model support in the
MMC/SD driver it uses: omap_hsmmc

Enable driver model MMC support for K2G.

Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Acked-by: Mugunthan V N <mugunthanvnm@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/k2g_evm_defconfig b/configs/k2g_evm_defconfig
index 5d44e8d..825de72 100644
--- a/configs/k2g_evm_defconfig
+++ b/configs/k2g_evm_defconfig
@@ -32,6 +32,7 @@
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_STMICRO=y
 CONFIG_DM_ETH=y
+CONFIG_DM_MMC=y
 CONFIG_REMOTEPROC_TI_POWER=y
 CONFIG_SYS_NS16550=y
 CONFIG_USB=y