COMMON: Use __stringify() instead of MK_STR()

Kill multiple occurances and redeclaration of MK_STR
in favor of __stringify().

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
Signed-off-by: Tom Rini <trini@ti.com>
diff --git a/include/configs/MPC8313ERDB.h b/include/configs/MPC8313ERDB.h
index 99edfe6..fd80be5 100644
--- a/include/configs/MPC8313ERDB.h
+++ b/include/configs/MPC8313ERDB.h
@@ -677,19 +677,21 @@
 #define CONFIG_BOOTDELAY	6	/* -1 disables auto-boot */
 #define CONFIG_BAUDRATE		115200
 
-#define XMK_STR(x)	#x
-#define MK_STR(x)	XMK_STR(x)
-
 #define CONFIG_EXTRA_ENV_SETTINGS \
 	"netdev=" CONFIG_NETDEV "\0"					\
 	"ethprime=TSEC1\0"						\
 	"uboot=" CONFIG_UBOOTPATH "\0"					\
 	"tftpflash=tftpboot $loadaddr $uboot; "				\
-		"protect off " MK_STR(CONFIG_SYS_TEXT_BASE) " +$filesize; "\
-		"erase " MK_STR(CONFIG_SYS_TEXT_BASE) " +$filesize; "	\
-		"cp.b $loadaddr " MK_STR(CONFIG_SYS_TEXT_BASE) " $filesize; "\
-		"protect on " MK_STR(CONFIG_SYS_TEXT_BASE) " +$filesize; "\
-		"cmp.b $loadaddr " MK_STR(CONFIG_SYS_TEXT_BASE) " $filesize\0"\
+		"protect off " __stringify(CONFIG_SYS_TEXT_BASE)	\
+			" +$filesize; "	\
+		"erase " __stringify(CONFIG_SYS_TEXT_BASE)		\
+			" +$filesize; "	\
+		"cp.b $loadaddr " __stringify(CONFIG_SYS_TEXT_BASE)	\
+			" $filesize; "	\
+		"protect on " __stringify(CONFIG_SYS_TEXT_BASE)		\
+			" +$filesize; "	\
+		"cmp.b $loadaddr " __stringify(CONFIG_SYS_TEXT_BASE)	\
+			" $filesize\0"	\
 	"fdtaddr=780000\0"						\
 	"fdtfile=" CONFIG_FDTFILE "\0"					\
 	"console=ttyS0\0"						\
@@ -716,7 +718,4 @@
 	"tftp $fdtaddr $fdtfile;"					\
 	"bootm $loadaddr $ramdiskaddr $fdtaddr"
 
-#undef MK_STR
-#undef XMK_STR
-
 #endif	/* __CONFIG_H */