defconfig: am43xx_hs_evm: enable i2c driver model

Enable i2c driver model for am43xx_hs_evm as omap i2c
supports driver model.

Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/am43xx_hs_evm_defconfig b/configs/am43xx_hs_evm_defconfig
index 68dfb6c..c8ce723 100644
--- a/configs/am43xx_hs_evm_defconfig
+++ b/configs/am43xx_hs_evm_defconfig
@@ -58,3 +58,4 @@
 CONFIG_G_DNL_VENDOR_NUM=0x0403
 CONFIG_G_DNL_PRODUCT_NUM=0xbd00
 CONFIG_SPL_OF_LIBFDT=y
+CONFIG_DM_I2C=y