igep0020: Enable DISTRO_DEFAULTS on IGEPv2 platforms

Like commit 3337e3af5d this enables suitable commands needed for booting
general purpose Linux distribution. This is required for example if we want
to use PXE or DHCP as default boot targets, symbols no longer enabled by
config_distro_defaults.h.

Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com>

configs/igep0020_defconfig

@@ -2,6 +2,7 @@ CONFIG_ARM=y
 CONFIG_ARCH_OMAP2PLUS=y
 CONFIG_OMAP34XX=y
 CONFIG_TARGET_OMAP3_IGEP00X0=y
+CONFIG_DISTRO_DEFAULTS=y
 CONFIG_OF_BOARD_SETUP=y
 CONFIG_SYS_EXTRA_OPTIONS="MACH_TYPE=MACH_TYPE_IGEP0020"
 CONFIG_BOOTDELAY=3
@@ -14,8 +15,6 @@ CONFIG_SPL=y
 CONFIG_SPL_MTD_SUPPORT=y
 CONFIG_SPL_ONENAND_SUPPORT=y
 CONFIG_SPL_OS_BOOT=y
-CONFIG_HUSH_PARSER=y
-CONFIG_CMD_BOOTZ=y
 # CONFIG_CMD_IMLS is not set
 CONFIG_CMD_ASKENV=y
 # CONFIG_CMD_FLASH is not set
@@ -25,15 +24,8 @@ CONFIG_CMD_SPI=y
 CONFIG_CMD_I2C=y
 CONFIG_CMD_GPIO=y
 # CONFIG_CMD_SETEXPR is not set
-CONFIG_CMD_DHCP=y
-CONFIG_CMD_MII=y
-CONFIG_CMD_PING=y
 CONFIG_CMD_CACHE=y
-CONFIG_CMD_EXT2=y
-CONFIG_CMD_EXT4=y
 CONFIG_CMD_EXT4_WRITE=y
-CONFIG_CMD_FAT=y
-CONFIG_CMD_FS_GENERIC=y
 CONFIG_CMD_UBI=y
 CONFIG_ISO_PARTITION=y
 CONFIG_EFI_PARTITION=y