configs: Re-sync almost all of cmd/Kconfig

This syncs up the current cmd/Kconfig and include/configs/ files with the
only exception being CMD_NAND.  Due to how we have used this historically
we need to take further care here when converting.

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/atngw100mkii_defconfig b/configs/atngw100mkii_defconfig
index b552421..b45c426 100644
--- a/configs/atngw100mkii_defconfig
+++ b/configs/atngw100mkii_defconfig
@@ -7,7 +7,10 @@
 CONFIG_AUTOBOOT_STOP_STR=" "
 # CONFIG_CMD_ELF is not set
 # CONFIG_CMD_XIMG is not set
+CONFIG_CMD_SF=y
+CONFIG_CMD_SPI=y
 # CONFIG_CMD_FPGA is not set
 # CONFIG_CMD_SETEXPR is not set
+CONFIG_CMD_DHCP=y
 CONFIG_SPI_FLASH=y
 CONFIG_SPI_FLASH_ATMEL=y