ARM: imx_v6_v7_defconfig: enable WEIM driver

enable the weim driver.
Since the NOR is connected to the WEIM for imx6q{dl}-sabreauto,
we also enable the MTD_PHYSMAP_OF module.
Signed-off-by: Huang Shijie <b32955@freescale.com>
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

arch/arm/configs/imx_v6_v7_defconfig

@@ -68,6 +68,7 @@ CONFIG_NETFILTER=y
 CONFIG_DEVTMPFS=y
 CONFIG_DEVTMPFS_MOUNT=y
 # CONFIG_STANDALONE is not set
+CONFIG_IMX_WEIM=y
 CONFIG_CONNECTOR=y
 CONFIG_MTD=y
 CONFIG_MTD_CMDLINE_PARTS=y
@@ -78,6 +79,7 @@ CONFIG_MTD_JEDECPROBE=y
 CONFIG_MTD_CFI_INTELEXT=y
 CONFIG_MTD_CFI_AMDSTD=y
 CONFIG_MTD_CFI_STAA=y
+CONFIG_MTD_PHYSMAP_OF=y
 CONFIG_MTD_DATAFLASH=y
 CONFIG_MTD_M25P80=y
 CONFIG_MTD_SST25L=y