.suspend        = of_device_suspend,
        .resume = of_device_resume,
 };
+EXPORT_SYMBOL(ebus_bus_type);
 #endif
 
 #ifdef CONFIG_SBUS
        .suspend        = of_device_suspend,
        .resume = of_device_resume,
 };
+EXPORT_SYMBOL(sbus_bus_type);
 #endif
 
 static int __init of_bus_driver_init(void)
 
        .suspend        = of_device_suspend,
        .resume = of_device_resume,
 };
+EXPORT_SYMBOL(isa_bus_type);
 
 struct bus_type ebus_bus_type = {
        .name   = "ebus",
        .suspend        = of_device_suspend,
        .resume = of_device_resume,
 };
+EXPORT_SYMBOL(ebus_bus_type);
 #endif
 
 #ifdef CONFIG_SBUS
        .suspend        = of_device_suspend,
        .resume = of_device_resume,
 };
+EXPORT_SYMBOL(sbus_bus_type);
 #endif
 
 static int __init of_bus_driver_init(void)