Fix remaining CFG_CMD_ define, ifdef and comments

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/include/configs/MVBC_P.h b/include/configs/MVBC_P.h
index 04580b7..ff6f6cc 100644
--- a/include/configs/MVBC_P.h
+++ b/include/configs/MVBC_P.h
@@ -40,7 +40,7 @@
 #define CONFIG_MISC_INIT_R	1
 
 #define CFG_CACHELINE_SIZE	32
-#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#if (CONFIG_CMD_KGDB)
 #define CFG_CACHELINE_SHIFT	5
 #endif
 
@@ -268,7 +268,7 @@
 #define CFG_PROMPT_HUSH_PS2 	"> "
 #undef 	CFG_LONGHELP
 #define CFG_PROMPT		"=> "
-#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#if (CONFIG_CMD_KGDB)
 #define CFG_CBSIZE		1024
 #else
 #define CFG_CBSIZE		256
diff --git a/include/configs/m501sk.h b/include/configs/m501sk.h
index 095fdaf..060330e 100644
--- a/include/configs/m501sk.h
+++ b/include/configs/m501sk.h
@@ -105,7 +105,7 @@
 #define	CONFIG_EXTRA_ENV_SETTINGS \
 		"unlock=yes\0"
 
-#define CFG_CMD_JFFS2
+#define CONFIG_CMD_JFFS2
 #undef CONFIG_CMD_EEPROM
 #define CONFIG_CMD_NET
 #define CONFIG_CMD_RUN