amba/bus: add missing bus_register

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/amba/bus.c b/drivers/amba/bus.c
index 383c77ee13..f0a40b69c5 100644
--- a/drivers/amba/bus.c
+++ b/drivers/amba/bus.c
@@ -9,6 +9,7 @@
 #include <linux/clk.h>
 #include <linux/amba/bus.h>
 #include <io.h>
+#include <init.h>
 
 #define to_amba_driver(d)	container_of(d, struct amba_driver, drv)
 
@@ -208,3 +209,9 @@ struct amba_device *amba_device_alloc(const char *name, int id, resource_size_t
 	return dev;
 }
 
+
+static int amba_bus_init(void)
+{
+	return bus_register(&amba_bustype);
+}
+pure_initcall(amba_bus_init);