Move defaults from config_cmd_default.h to Kconfig

This sets the default commands Kconfig to match
include/config_cmd_default.h commands in the common/Kconfig and removes
them from include/configs.

Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
[trini: rastaban, am43xx_evm_usbhost_boot, am43xx_evm_ethboot updates]
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/grsim_leon2_defconfig b/configs/grsim_leon2_defconfig
index f28ad4a..756a786 100644
--- a/configs/grsim_leon2_defconfig
+++ b/configs/grsim_leon2_defconfig
@@ -1,3 +1,14 @@
 CONFIG_SPARC=y
 CONFIG_TARGET_GRSIM_LEON2=y
 CONFIG_SYS_TEXT_BASE=0x00000000
+# CONFIG_CMD_BOOTD is not set
+# CONFIG_CMD_IMI is not set
+# CONFIG_CMD_IMLS is not set
+# CONFIG_CMD_EDITENV is not set
+# CONFIG_CMD_SAVEENV is not set
+# CONFIG_CMD_ENV_EXISTS is not set
+# CONFIG_CMD_MEMORY is not set
+# CONFIG_CMD_FLASH is not set
+# CONFIG_CMD_SETEXPR is not set
+# CONFIG_CMD_NET is not set
+# CONFIG_CMD_NFS is not set