ssb: Fix watchdog access for devices without a chipcommon

This fixes the SSB watchdog access for devices without a chipcommon.
These devices have the watchdog on the extif.

Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 26 insertions, 0 deletions

diff --git a/drivers/ssb/embedded.c b/drivers/ssb/embedded.c
new file mode 100644
index 000000000000..751f58ac612c
--- /dev/null
+++ b/drivers/ssb/embedded.c
@@ -0,0 +1,26 @@
+/*
+ * Sonics Silicon Backplane
+ * Embedded systems support code
+ *
+ * Copyright 2005-2008, Broadcom Corporation
+ * Copyright 2006-2008, Michael Buesch <mb@bu3sch.de>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include <linux/ssb/ssb.h>
+#include <linux/ssb/ssb_embedded.h>
+
+
+int ssb_watchdog_timer_set(struct ssb_bus *bus, u32 ticks)
+{
+        if (ssb_chipco_available(&bus->chipco)) {
+                ssb_chipco_watchdog_timer_set(&bus->chipco, ticks);
+                return 0;
+        }
+        if (ssb_extif_available(&bus->extif)) {
+                ssb_extif_watchdog_timer_set(&bus->extif, ticks);
+                return 0;
+        }
+        return -ENODEV;
+}