ENGR00122853 iMX23 support nfs rootfs

build in NFS and support NFS  rootfs

Signed-off-by: Frank Li <Frank.Li@freescale.com>

arch/arm/configs/imx23evk_defconfig

@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
 # Linux kernel version: 2.6.31
-# Tue Apr 13 15:44:41 2010
+# Mon Apr 26 11:12:05 2010
 #
 CONFIG_ARM=y
 CONFIG_SYS_SUPPORTS_APM_EMULATION=y
@@ -20,6 +20,7 @@ CONFIG_RWSEM_GENERIC_SPINLOCK=y
 CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_CALIBRATE_DELAY=y
 CONFIG_ZONE_DMA=y
+CONFIG_FIQ=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_VECTORS_BASE=0xffff0000
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
@@ -184,6 +185,7 @@ CONFIG_ARCH_MXS=y
 # CONFIG_ARCH_OMAP is not set
 CONFIG_IRAM_ALLOC=y
 CONFIG_DMA_ZONE_SIZE=12
+CONFIG_VECTORS_PHY_ADDR=0
 
 #
 # Freescale i.MXS implementations
@@ -357,7 +359,10 @@ CONFIG_INET=y
 CONFIG_IP_MULTICAST=y
 # CONFIG_IP_ADVANCED_ROUTER is not set
 CONFIG_IP_FIB_HASH=y
-# CONFIG_IP_PNP is not set
+CONFIG_IP_PNP=y
+CONFIG_IP_PNP_DHCP=y
+CONFIG_IP_PNP_BOOTP=y
+CONFIG_IP_PNP_RARP=y
 # CONFIG_NET_IPIP is not set
 # CONFIG_NET_IPGRE is not set
 # CONFIG_IP_MROUTE is not set
@@ -512,6 +517,7 @@ CONFIG_MXS_PERSISTENT=y
 # EEPROM support
 #
 # CONFIG_EEPROM_AT24 is not set
+# CONFIG_EEPROM_AT25 is not set
 # CONFIG_EEPROM_LEGACY is not set
 # CONFIG_EEPROM_MAX6875 is not set
 # CONFIG_EEPROM_93CX6 is not set
@@ -584,6 +590,7 @@ CONFIG_ENC28J60=y
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851 is not set
 CONFIG_NETDEV_1000=y
 CONFIG_NETDEV_10000=y
 
@@ -605,6 +612,7 @@ CONFIG_NETDEV_10000=y
 # CONFIG_USB_PEGASUS is not set
 # CONFIG_USB_RTL8150 is not set
 # CONFIG_USB_USBNET is not set
+# CONFIG_USB_HSO is not set
 # CONFIG_WAN is not set
 # CONFIG_PPP is not set
 # CONFIG_SLIP is not set
@@ -648,7 +656,10 @@ CONFIG_KEYBOARD_MXS=y
 # CONFIG_INPUT_JOYSTICK is not set
 # CONFIG_INPUT_TABLET is not set
 CONFIG_INPUT_TOUCHSCREEN=y
+# CONFIG_TOUCHSCREEN_ADS7846 is not set
+# CONFIG_TOUCHSCREEN_AD7877 is not set
 # CONFIG_TOUCHSCREEN_AD7879_I2C is not set
+# CONFIG_TOUCHSCREEN_AD7879_SPI is not set
 # CONFIG_TOUCHSCREEN_AD7879 is not set
 # CONFIG_TOUCHSCREEN_EETI is not set
 # CONFIG_TOUCHSCREEN_FUJITSU is not set
@@ -708,6 +719,7 @@ CONFIG_MXS_VIIM=y
 CONFIG_SERIAL_MXS_DUART=y
 CONFIG_SERIAL_MXS_AUART=y
 CONFIG_SERIAL_MXS_DUART_CONSOLE=y
+# CONFIG_SERIAL_MAX3100 is not set
 CONFIG_SERIAL_CORE=y
 CONFIG_SERIAL_CORE_CONSOLE=y
 CONFIG_UNIX98_PTYS=y
@@ -803,6 +815,8 @@ CONFIG_GPIOLIB=y
 #
 # SPI GPIO expanders:
 #
+# CONFIG_GPIO_MAX7301 is not set
+# CONFIG_GPIO_MCP23S08 is not set
 # CONFIG_W1 is not set
 CONFIG_POWER_SUPPLY=y
 # CONFIG_POWER_SUPPLY_DEBUG is not set
@@ -817,6 +831,7 @@ CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
+# CONFIG_SENSORS_ADCXX is not set
 # CONFIG_SENSORS_ADM1021 is not set
 # CONFIG_SENSORS_ADM1025 is not set
 # CONFIG_SENSORS_ADM1026 is not set
@@ -837,6 +852,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_GL520SM is not set
 # CONFIG_SENSORS_IT87 is not set
 # CONFIG_SENSORS_LM63 is not set
+# CONFIG_SENSORS_LM70 is not set
 # CONFIG_SENSORS_LM75 is not set
 # CONFIG_SENSORS_LM77 is not set
 # CONFIG_SENSORS_LM78 is not set
@@ -850,6 +866,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_LTC4215 is not set
 # CONFIG_SENSORS_LTC4245 is not set
 # CONFIG_SENSORS_LM95241 is not set
+# CONFIG_SENSORS_MAX1111 is not set
 # CONFIG_SENSORS_MAX1619 is not set
 # CONFIG_SENSORS_MAX6650 is not set
 # CONFIG_SENSORS_PC87360 is not set
@@ -872,6 +889,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
+# CONFIG_SENSORS_LIS3_SPI is not set
 # CONFIG_HWMON_DEBUG_CHIP is not set
 CONFIG_MXC_MMA7450=m
 # CONFIG_THERMAL is not set
@@ -915,6 +933,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
+# CONFIG_EZX_PCAP is not set
 CONFIG_MEDIA_SUPPORT=y
 
 #
@@ -1100,6 +1119,7 @@ CONFIG_SND_VERBOSE_PROCFS=y
 # CONFIG_SND_EMU10K1_SEQ is not set
 # CONFIG_SND_DRIVERS is not set
 # CONFIG_SND_ARM is not set
+CONFIG_SND_SPI=y
 # CONFIG_SND_USB is not set
 CONFIG_SND_SOC=y
 CONFIG_SND_MXS_SOC=y
@@ -1283,6 +1303,7 @@ CONFIG_MMC_BLOCK_BOUNCE=y
 # MMC/SD/SDIO Host Controller Drivers
 #
 # CONFIG_MMC_SDHCI is not set
+# CONFIG_MMC_SPI is not set
 # CONFIG_MMC_IMX_ESDHCI_PIO_MODE is not set
 CONFIG_MMC_MXS=y
 # CONFIG_MEMSTICK is not set
@@ -1324,6 +1345,13 @@ CONFIG_RTC_INTF_DEV=y
 #
 # SPI RTC drivers
 #
+# CONFIG_RTC_DRV_M41T94 is not set
+# CONFIG_RTC_DRV_DS1305 is not set
+# CONFIG_RTC_DRV_DS1390 is not set
+# CONFIG_RTC_DRV_MAX6902 is not set
+# CONFIG_RTC_DRV_R9701 is not set
+# CONFIG_RTC_DRV_RS5C348 is not set
+# CONFIG_RTC_DRV_DS3234 is not set
 
 #
 # Platform RTC drivers
@@ -1444,8 +1472,18 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_UFS_FS is not set
 # CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
-# CONFIG_NFS_FS is not set
+CONFIG_NFS_FS=y
+CONFIG_NFS_V3=y
+# CONFIG_NFS_V3_ACL is not set
+# CONFIG_NFS_V4 is not set
+CONFIG_ROOT_NFS=y
 # CONFIG_NFSD is not set
+CONFIG_LOCKD=y
+CONFIG_LOCKD_V4=y
+CONFIG_NFS_COMMON=y
+CONFIG_SUNRPC=y
+# CONFIG_RPCSEC_GSS_KRB5 is not set
+# CONFIG_RPCSEC_GSS_SPKM3 is not set
 # CONFIG_SMB_FS is not set
 # CONFIG_CIFS is not set
 # CONFIG_NCP_FS is not set
@@ -1455,8 +1493,24 @@ CONFIG_NETWORK_FILESYSTEMS=y
 #
 # Partition Types
 #
-# CONFIG_PARTITION_ADVANCED is not set
+CONFIG_PARTITION_ADVANCED=y
+# CONFIG_ACORN_PARTITION is not set
+# CONFIG_OSF_PARTITION is not set
+# CONFIG_AMIGA_PARTITION is not set
+# CONFIG_ATARI_PARTITION is not set
+# CONFIG_MAC_PARTITION is not set
 CONFIG_MSDOS_PARTITION=y
+# CONFIG_BSD_DISKLABEL is not set
+# CONFIG_MINIX_SUBPARTITION is not set
+# CONFIG_SOLARIS_X86_PARTITION is not set
+# CONFIG_UNIXWARE_DISKLABEL is not set
+# CONFIG_LDM_PARTITION is not set
+# CONFIG_SGI_PARTITION is not set
+# CONFIG_ULTRIX_PARTITION is not set
+# CONFIG_SUN_PARTITION is not set
+# CONFIG_KARMA_PARTITION is not set
+# CONFIG_EFI_PARTITION is not set
+# CONFIG_SYSV68_PARTITION is not set
 CONFIG_NLS=y
 CONFIG_NLS_DEFAULT="iso8859-1"
 CONFIG_NLS_CODEPAGE_437=y