powerpc/fsl: Enable CONFIG_DEVTMPFS_MOUNT so /dev can be mounted correctly

When using recent udev, the /dev node mount requires CONFIG_DEVTMPFS_MOUNT
is enabled in Kernel. The patch enables the option in defconfig of Freescale
QorIQ targets.

Changed defconfig list:
   arch/powerpc/configs/85xx/p1023rds_defconfig
   arch/powerpc/configs/corenet32_smp_defconfig
   arch/powerpc/configs/corenet64_smp_defconfig
   arch/powerpc/configs/mpc85xx_smp_defconfig
   arch/powerpc/configs/mpc85xx_defconfig
   arch/powerpc/configs/mpc83xx_defconfig

Signed-off-by: Zhenhua Luo <zhenhua.luo@freescale.com>
[scottwood@freescale.com: added mpc83xx and non-smp mpc85xx]
Signed-off-by: Scott Wood <scottwood@freescale.com>

arch/powerpc/configs/85xx/p1023rds_defconfig

@@ -63,6 +63,7 @@ CONFIG_IPV6=y
 CONFIG_IP_SCTP=m
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
 CONFIG_DEVTMPFS=y
+CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_PROC_DEVICETREE=y
 CONFIG_BLK_DEV_LOOP=y
 CONFIG_BLK_DEV_RAM=y

arch/powerpc/configs/corenet32_smp_defconfig

@@ -70,6 +70,7 @@ CONFIG_IPV6=y
 CONFIG_IP_SCTP=m
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
 CONFIG_DEVTMPFS=y
+CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_MTD=y
 CONFIG_MTD_CMDLINE_PARTS=y
 CONFIG_MTD_CHAR=y

arch/powerpc/configs/corenet64_smp_defconfig

@@ -59,6 +59,7 @@ CONFIG_IPV6=y
 CONFIG_IP_SCTP=m
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
 CONFIG_DEVTMPFS=y
+CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_MTD=y
 CONFIG_MTD_PARTITIONS=y
 CONFIG_MTD_OF_PARTS=y

arch/powerpc/configs/mpc83xx_defconfig

@@ -42,6 +42,7 @@ CONFIG_INET_ESP=y
 # CONFIG_IPV6 is not set
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
 CONFIG_DEVTMPFS=y
+CONFIG_DEVTMPFS_MOUNT=y
 # CONFIG_FW_LOADER is not set
 CONFIG_MTD=y
 CONFIG_MTD_CHAR=y

arch/powerpc/configs/mpc85xx_defconfig

@@ -78,6 +78,7 @@ CONFIG_IPV6=y
 CONFIG_IP_SCTP=m
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
 CONFIG_DEVTMPFS=y
+CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_MTD=y
 CONFIG_MTD_PARTITIONS=y
 CONFIG_MTD_OF_PARTS=y

arch/powerpc/configs/mpc85xx_smp_defconfig

@@ -81,6 +81,7 @@ CONFIG_IPV6=y
 CONFIG_IP_SCTP=m
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
 CONFIG_DEVTMPFS=y
+CONFIG_DEVTMPFS_MOUNT=y
 CONFIG_MTD=y
 CONFIG_MTD_PARTITIONS=y
 CONFIG_MTD_OF_PARTS=y