Code cleanup: fix old style assignment ambiguities like "=-" etc.

Signed-off-by: Wolfgang Denk <wd@denx.de>
diff --git a/board/ml2/flash.c b/board/ml2/flash.c
index 87cb1ff..ad0f075 100644
--- a/board/ml2/flash.c
+++ b/board/ml2/flash.c
@@ -222,7 +222,7 @@
 	unsigned long long result;
 	int rc = ERR_OK;
 
-	result=*addr;
+	result = *addr;
 	if ((result & data) != data)
 		return ERR_NOT_ERASED;
 
@@ -234,7 +234,7 @@
 	eieio();
 
 	do {
-		result=*addr;
+		result = *addr;
 	} while(~result & BIT_BUSY);
 
 	*addr=CMD_READ_ARRAY;
@@ -275,7 +275,7 @@
 	}
 
 	while(cnt>=8) {
-		data=*((unsigned long long *)src);
+		data = *((unsigned long long *)src);
 		if ((rc = write_word(info, wp, data)) != 0)
 			return rc;
 		src+=8;