From 21517a57e838a1fbb7a54a8a77501024e77f83e0 Mon Sep 17 00:00:00 2001
From: Jack Steiner <steiner@sgi.com>
Date: Thu, 7 Jul 2005 09:14:00 -0700
Subject: [PATCH] [IA64] - Disable tiocx driver on non-SN systems

Disable the tiocx driver on non-SN systems.

Signed-off-by: Jack Steiner <steiner@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
---
 arch/ia64/sn/kernel/tiocx.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/ia64/sn/kernel/tiocx.c b/arch/ia64/sn/kernel/tiocx.c
index 8716f4d531..c1cbcd1a13 100644
--- a/arch/ia64/sn/kernel/tiocx.c
+++ b/arch/ia64/sn/kernel/tiocx.c
@@ -14,6 +14,7 @@
 #include <linux/proc_fs.h>
 #include <linux/device.h>
 #include <linux/delay.h>
+#include <asm/system.h>
 #include <asm/uaccess.h>
 #include <asm/sn/sn_sal.h>
 #include <asm/sn/addrs.h>
@@ -481,6 +482,9 @@ static int __init tiocx_init(void)
 	cnodeid_t cnodeid;
 	int found_tiocx_device = 0;
 
+	if (!ia64_platform_is("sn2"))
+		return -ENODEV;
+
 	bus_register(&tiocx_bus_type);
 
 	for (cnodeid = 0; cnodeid < MAX_COMPACT_NODES; cnodeid++) {
-- 
2.39.5