ARM: imx: update imx_v6_v7_defconfig

It adds CONFIG_BLK_DEV_INITRD and runs savedefconfig.  The resulted
can boot Linaro rootfs out of box.
Signed-off-by: Shawn Guo <shawn.guo@linaro.org>

arch/arm/configs/imx_v6_v7_defconfig

@@ -5,6 +5,7 @@ CONFIG_SYSVIPC=y
 CONFIG_LOG_BUF_SHIFT=18
 CONFIG_CGROUPS=y
 CONFIG_RELAY=y
+CONFIG_BLK_DEV_INITRD=y
 CONFIG_EXPERT=y
 # CONFIG_SLUB_DEBUG is not set
 # CONFIG_COMPAT_BRK is not set
@@ -12,7 +13,6 @@ CONFIG_MODULES=y
 CONFIG_MODULE_UNLOAD=y
 CONFIG_MODVERSIONS=y
 CONFIG_MODULE_SRCVERSION_ALL=y
-# CONFIG_LBDAF is not set
 # CONFIG_BLK_DEV_BSG is not set
 CONFIG_ARCH_MXC=y
 CONFIG_MACH_MX31LILLY=y
@@ -26,7 +26,6 @@ CONFIG_MACH_ARMADILLO5X0=y
 CONFIG_MACH_KZM_ARM11_01=y
 CONFIG_MACH_PCM043=y
 CONFIG_MACH_MX35_3DS=y
-CONFIG_MACH_EUKREA_CPUIMX35=y
 CONFIG_MACH_VPR200=y
 CONFIG_MACH_IMX51_DT=y
 CONFIG_MACH_MX51_3DS=y
@@ -83,7 +82,6 @@ CONFIG_NETDEVICES=y
 # CONFIG_NET_VENDOR_BROADCOM is not set
 # CONFIG_NET_VENDOR_CHELSIO is not set
 # CONFIG_NET_VENDOR_FARADAY is not set
-CONFIG_FEC=y
 # CONFIG_NET_VENDOR_INTEL is not set
 # CONFIG_NET_VENDOR_MARVELL is not set
 # CONFIG_NET_VENDOR_MICREL is not set