ppc: Remove UCP1020 board

This board has not been converted to CONFIG_DM_PCI by the deadline.
Remove it.

Note that we have to add CONFIG_SPIFLASH to scripts/config_whitelist.txt
because it's not really migrated at this point.

Acked-by: Michael Durrant <mdurrant@arcturusnetworks.com>
Acked-by: Oleksandr Zhadan <oleks@arcturusnetworks.com>
Acked-by: Oleksandr Zhadan and Michael Durrant <arcsupport@arcturusnetworks.com>
Signed-off-by: Simon Glass <sjg@chromium.org>
[trini: Handle CONFIG_SPIFLASH differently and delete Kconfig file]
Signed-off-by: Tom Rini <trini@konsulko.com>

configs/UCP1020_defconfig

@@ -1,58 +0,0 @@
-CONFIG_PPC=y
-CONFIG_SYS_TEXT_BASE=0xEFF80000
-CONFIG_ENV_SIZE=0x20000
-CONFIG_ENV_SECT_SIZE=0x20000
-CONFIG_MPC85xx=y
-CONFIG_TARGET_UCP1020=y
-CONFIG_FIT=y
-CONFIG_FIT_VERBOSE=y
-CONFIG_OF_BOARD_SETUP=y
-CONFIG_OF_STDOUT_VIA_ALIAS=y
-CONFIG_AUTOBOOT_KEYED=y
-CONFIG_AUTOBOOT_PROMPT="Autobooting in %d seconds, press \"<Esc>\" to stop\n"
-CONFIG_AUTOBOOT_STOP_STR="\x1b"
-CONFIG_BOARD_EARLY_INIT_F=y
-CONFIG_BOARD_EARLY_INIT_R=y
-CONFIG_LAST_STAGE_INIT=y
-# CONFIG_MISC_INIT_R is not set
-CONFIG_HUSH_PARSER=y
-# CONFIG_AUTO_COMPLETE is not set
-CONFIG_SYS_PROMPT="B$ "
-CONFIG_CMD_IMLS=y
-CONFIG_CMD_GPIO=y
-CONFIG_CMD_I2C=y
-# CONFIG_CMD_PCI is not set
-# CONFIG_CMD_SATA is not set
-CONFIG_CMD_DHCP=y
-CONFIG_CMD_MII=y
-CONFIG_CMD_PING=y
-CONFIG_CMD_DATE=y
-CONFIG_MP=y
-# CONFIG_CMD_HASH is not set
-CONFIG_CMD_CRAMFS=y
-CONFIG_CMD_EXT2=y
-CONFIG_CMD_FAT=y
-CONFIG_ENV_OVERWRITE=y
-CONFIG_ENV_IS_IN_FLASH=y
-CONFIG_ENV_ADDR=0xEC0C0000
-# CONFIG_MMC is not set
-CONFIG_MTD_NOR_FLASH=y
-CONFIG_FLASH_CFI_DRIVER=y
-CONFIG_SYS_FLASH_USE_BUFFER_WRITE=y
-CONFIG_SYS_FLASH_CFI=y
-CONFIG_PHY_ATHEROS=y
-CONFIG_PHY_BROADCOM=y
-CONFIG_PHY_DAVICOM=y
-CONFIG_PHY_LXT=y
-CONFIG_PHY_MARVELL=y
-CONFIG_PHY_NATSEMI=y
-CONFIG_PHY_REALTEK=y
-CONFIG_PHY_SMSC=y
-CONFIG_PHY_VITESSE=y
-CONFIG_PHY_GIGE=y
-CONFIG_E1000=y
-CONFIG_MII=y
-CONFIG_TSEC_ENET=y
-CONFIG_SYS_NS16550=y
-CONFIG_FS_CRAMFS=y
-CONFIG_OF_LIBFDT=y