COMMON: Use __stringify() instead of xstr()

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

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
diff --git a/include/configs/amcc-common.h b/include/configs/amcc-common.h
index 056a22a..9d0c80b 100644
--- a/include/configs/amcc-common.h
+++ b/include/configs/amcc-common.h
@@ -189,14 +189,11 @@
 #define CONFIG_ADDMISC	"addmisc=setenv bootargs ${bootargs}\0"
 #endif
 
-#define xstr(s)	str(s)
-#define str(s)	#s
-
 /*
  * General common environment variables shared on all AMCC eval boards
  */
 #define CONFIG_AMCC_DEF_ENV						\
-	"netdev=" xstr(CONFIG_USE_NETDEV) "\0"				\
+	"netdev=" __stringify(CONFIG_USE_NETDEV) "\0"				\
 	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
 		"nfsroot=${serverip}:${rootpath}\0"			\
 	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
@@ -204,15 +201,15 @@
 		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
 		":${hostname}:${netdev}:off panic=1\0"			\
 	"addtty=setenv bootargs ${bootargs}"				\
-		" console=" xstr(CONFIG_USE_TTY) ",${baudrate}\0"	\
+		" console=" __stringify(CONFIG_USE_TTY) ",${baudrate}\0"	\
 	CONFIG_ADDMISC							\
 	"initrd_high=30000000\0"					\
 	"kernel_addr_r=1000000\0"					\
 	"fdt_addr_r=1800000\0"						\
 	"ramdisk_addr_r=1900000\0"					\
-	"hostname=" xstr(CONFIG_HOSTNAME) "\0"				\
-	"bootfile=" xstr(CONFIG_HOSTNAME) "/uImage\0"			\
-	"ramdisk_file=" xstr(CONFIG_HOSTNAME) "/uRamdisk\0"		\
+	"hostname=" __stringify(CONFIG_HOSTNAME) "\0"				\
+	"bootfile=" __stringify(CONFIG_HOSTNAME) "/uImage\0"			\
+	"ramdisk_file=" __stringify(CONFIG_HOSTNAME) "/uRamdisk\0"		\
 	CONFIG_AMCC_DEF_ENV_ROOTPATH
 
 /*
@@ -234,7 +231,7 @@
 	"net_self=run net_self_load;"					\
 		"run ramargs addip addtty addmisc;"			\
 		"bootm ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r}\0" \
-	"fdt_file=" xstr(CONFIG_HOSTNAME) "/" xstr(CONFIG_HOSTNAME) ".dtb\0"
+	"fdt_file=" __stringify(CONFIG_HOSTNAME) "/" __stringify(CONFIG_HOSTNAME) ".dtb\0"
 
 /*
  * Default environment for arch/ppc booting,
@@ -263,15 +260,15 @@
 		"bootm ${kernel_addr_r}\0"
 
 #define CONFIG_AMCC_DEF_ENV_NOR_UPD					\
-	"u-boot=" xstr(CONFIG_HOSTNAME) "/u-boot.bin\0"			\
+	"u-boot=" __stringify(CONFIG_HOSTNAME) "/u-boot.bin\0"		\
 	"load=tftp 200000 ${u-boot}\0"					\
-	"update=protect off " xstr(CONFIG_SYS_MONITOR_BASE) " FFFFFFFF;"	\
-		"era " xstr(CONFIG_SYS_MONITOR_BASE) " FFFFFFFF;"		\
-		"cp.b ${fileaddr} " xstr(CONFIG_SYS_MONITOR_BASE) " ${filesize}\0" \
+	"update=protect off " __stringify(CONFIG_SYS_MONITOR_BASE) " FFFFFFFF;"	\
+		"era " __stringify(CONFIG_SYS_MONITOR_BASE) " FFFFFFFF;"	\
+		"cp.b ${fileaddr} " __stringify(CONFIG_SYS_MONITOR_BASE) " ${filesize}\0" \
 	"upd=run load update\0"						\
 
 #define CONFIG_AMCC_DEF_ENV_NAND_UPD					\
-	"u-boot-nand=" xstr(CONFIG_HOSTNAME) "/u-boot-nand.bin\0"	\
+	"u-boot-nand=" __stringify(CONFIG_HOSTNAME) "/u-boot-nand.bin\0"\
 	"nload=tftp 200000 ${u-boot-nand}\0"				\
 	"nupdate=nand erase 0 100000;nand write 200000 0 100000\0"	\
 	"nupd=run nload nupdate\0"