[SPARC]: Export x_bus_type to modules.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/kernel/of_device.c b/arch/sparc/kernel/of_device.c
index 001b867..80a8094 100644
--- a/arch/sparc/kernel/of_device.c
+++ b/arch/sparc/kernel/of_device.c
@@ -138,6 +138,7 @@
        .suspend	= of_device_suspend,
        .resume	= of_device_resume,
 };
+EXPORT_SYMBOL(ebus_bus_type);
 #endif
 
 #ifdef CONFIG_SBUS
@@ -149,6 +150,7 @@
        .suspend	= of_device_suspend,
        .resume	= of_device_resume,
 };
+EXPORT_SYMBOL(sbus_bus_type);
 #endif
 
 static int __init of_bus_driver_init(void)