[MIPS] mips-boards: More liberal check for mips-board console

Allows overriding the MALTA/ATLAS/etc. default console setting with
non-serial console devices.

Signed-Off-By: Thiemo Seufer <ths@networkno.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/mips-boards/generic/init.c b/arch/mips/mips-boards/generic/init.c
index 1acdf09..88e9c2a 100644
--- a/arch/mips/mips-boards/generic/init.c
+++ b/arch/mips/mips-boards/generic/init.c
@@ -145,7 +145,7 @@
 	char parity = '\0', bits = '\0', flow = '\0';
 	char *s;
 
-	if ((strstr(prom_getcmdline(), "console=ttyS")) == NULL) {
+	if ((strstr(prom_getcmdline(), "console=")) == NULL) {
 		s = prom_getenv("modetty0");
 		if (s) {
 			while (*s >= '0' && *s <= '9')