cmd: mdc/mwc: normalize disjoint MX_CYCLIC usage

Both CMD_MX_CYCLIC and MX_CYCLIC are in use and defined in Kconfig,
but only the non-CMD version currently does anything. This changes all
usages to prefer the CMD_MX_CYCLIC option (since it's only affecting
addition of the commands), and switches defconfigs using the non-CMD
version to use the CMD version.

Signed-off-by: Joel Johnson <mrjoel@lixil.net>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/cmd/Kconfig b/cmd/Kconfig
index e6ba570..6403bc4 100644
--- a/cmd/Kconfig
+++ b/cmd/Kconfig
@@ -702,7 +702,7 @@
 	    base - print or set address offset
 	    loop - initialize loop on address range
 
-config MX_CYCLIC
+config CMD_MX_CYCLIC
 	bool "Enable cyclic md/mw commands"
 	depends on CMD_MEMORY
 	help
@@ -737,12 +737,6 @@
 
 endif
 
-config CMD_MX_CYCLIC
-	bool "mdc, mwc"
-	help
-	  mdc - memory display cyclic
-	  mwc - memory write cyclic
-
 config CMD_SHA1SUM
 	bool "sha1sum"
 	select SHA1
diff --git a/cmd/mem.c b/cmd/mem.c
index f32985c..6d54f19 100644
--- a/cmd/mem.c
+++ b/cmd/mem.c
@@ -165,7 +165,7 @@
 	return 0;
 }
 
-#ifdef CONFIG_MX_CYCLIC
+#ifdef CONFIG_CMD_MX_CYCLIC
 static int do_mem_mdc(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
 	int i;
@@ -219,7 +219,7 @@
 
 	return 0;
 }
-#endif /* CONFIG_MX_CYCLIC */
+#endif /* CONFIG_CMD_MX_CYCLIC */
 
 static int do_mem_cmp(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
@@ -1270,7 +1270,7 @@
 );
 #endif	/* CONFIG_CMD_MEMTEST */
 
-#ifdef CONFIG_MX_CYCLIC
+#ifdef CONFIG_CMD_MX_CYCLIC
 U_BOOT_CMD(
 	mdc,	4,	1,	do_mem_mdc,
 	"memory display cyclic",
@@ -1290,7 +1290,7 @@
 	"[.b, .w, .l] address value delay(ms)"
 #endif
 );
-#endif /* CONFIG_MX_CYCLIC */
+#endif /* CONFIG_CMD_MX_CYCLIC */
 
 #ifdef CONFIG_CMD_MEMINFO
 U_BOOT_CMD(