[PATCH v3 8/9] amba: Export amba_bustype

[Alex Williamson]

This allows modules to match struct device.bus to amba_bustype for the
purpose of casting the device to an amba_device with to_amba_device().

Signed-off-by: Alex Williamson <alex.williamson@xxxxxxxxxx>
Reported-by: Eric Auger <eric.auger@xxxxxxxxxx>
Cc: Russell King <linux@xxxxxxxxxxxxxxx>
---
 drivers/amba/bus.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/amba/bus.c b/drivers/amba/bus.c
index a56fa2a1e9aa..4e118cd3ddf3 100644
--- a/drivers/amba/bus.c
+++ b/drivers/amba/bus.c
@@ -197,6 +197,7 @@ struct bus_type amba_bustype = {
 	.uevent		= amba_uevent,
 	.pm		= &amba_pm,
 };
+EXPORT_SYMBOL_GPL(amba_bustype);
 
 static int __init amba_init(void)
 {