cmd: fitupd: move config check to Kconfig

Configuration checks should not be in the C files but in the Kconfig files.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Tom Rini <trini@konsulko.com>

cmd/Kconfig

@@ -491,6 +491,7 @@ config CMD_SPL_WRITE_SIZE
 
 config CMD_FITUPD
 	bool "fitImage update command"
+	depends on UPDATE_TFTP
 	help
 	  Implements the 'fitupd' command, which allows to automatically
 	  store software updates present on a TFTP server in NOR Flash

cmd/fitupd.c

@@ -8,10 +8,6 @@
 #include <command.h>
 #include <net.h>
 
-#if !defined(CONFIG_UPDATE_TFTP)
-#error "CONFIG_UPDATE_TFTP required"
-#endif
-
 static int do_fitupd(struct cmd_tbl *cmdtp, int flag, int argc,
 		     char *const argv[])
 {