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/trats_defconfig b/configs/trats_defconfig
index 8fbb5f2..66a11c9 100644
--- a/configs/trats_defconfig
+++ b/configs/trats_defconfig
@@ -8,9 +8,12 @@
 CONFIG_SYS_PROMPT="Trats # "
 # CONFIG_CMD_IMLS is not set
 # CONFIG_CMD_XIMG is not set
+CONFIG_CMD_I2C=y
 # CONFIG_CMD_FPGA is not set
 # CONFIG_CMD_NET is not set
+CONFIG_CMD_DHCP=y
 # CONFIG_CMD_NFS is not set
+CONFIG_CMD_PING=y
 # CONFIG_CMD_MISC is not set
 CONFIG_OF_CONTROL=y
 CONFIG_USB=y