[POWERPC] iSeries: fix viocons init

Only initialise viocons on legacy iSeries.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/char/viocons.c b/drivers/char/viocons.c
index 0e0da443cbd5..8de6b95aeb84 100644
--- a/drivers/char/viocons.c
+++ b/drivers/char/viocons.c
@@ -42,6 +42,7 @@
 #include <linux/tty_flip.h>
 #include <linux/sysrq.h>
 
+#include <asm/firmware.h>
 #include <asm/iseries/vio.h>
 #include <asm/iseries/hv_lp_event.h>
 #include <asm/iseries/hv_call_event.h>
@@ -1060,6 +1061,9 @@ static int __init viocons_init2(void)
         atomic_t wait_flag;
         int rc;
 
+        if (!firmware_has_feature(FW_FEATURE_ISERIES))
+                return -ENODEV;
+
         /* +2 for fudge */
         rc = viopath_open(HvLpConfig_getPrimaryLpIndex(),
                         viomajorsubtype_chario, VIOCHAR_WINDOW + 2);
@@ -1145,6 +1149,9 @@ static int __init viocons_init(void)
 {
         int i;
 
+        if (!firmware_has_feature(FW_FEATURE_ISERIES))
+                return -ENODEV;
+
         printk(VIOCONS_KERN_INFO "registering console\n");
         for (i = 0; i < VTTY_PORTS; i++) {
                 port_info[i].lp = HvLpIndexInvalid;