diff --git a/drivers/mfd/mc13xxx-core.c b/drivers/mfd/mc13xxx-core.c
index e9619acc0237..441738048458 100644
--- a/drivers/mfd/mc13xxx-core.c
+++ b/drivers/mfd/mc13xxx-core.c
@@ -805,7 +805,6 @@ static struct spi_driver mc13xxx_driver = {
 	.id_table = mc13xxx_device_id,
 	.driver = {
 		.name = "mc13xxx",
-		.bus = &spi_bus_type,
 		.owner = THIS_MODULE,
 	},
 	.probe = mc13xxx_probe,
diff --git a/drivers/mfd/tps65912-spi.c b/drivers/mfd/tps65912-spi.c
index 6d71e0d25744..27d3302d56b8 100644
--- a/drivers/mfd/tps65912-spi.c
+++ b/drivers/mfd/tps65912-spi.c
@@ -111,7 +111,6 @@ static int __devexit tps65912_spi_remove(struct spi_device *spi)
 static struct spi_driver tps65912_spi_driver = {
 	.driver = {
 		.name = "tps65912",
-		.bus = &spi_bus_type,
 		.owner = THIS_MODULE,
 	},
 	.probe	= tps65912_spi_probe,
diff --git a/drivers/mfd/wm831x-spi.c b/drivers/mfd/wm831x-spi.c
index a43cba373001..62ef3254105f 100644
--- a/drivers/mfd/wm831x-spi.c
+++ b/drivers/mfd/wm831x-spi.c
@@ -94,7 +94,6 @@ MODULE_DEVICE_TABLE(spi, wm831x_spi_id);
 static struct spi_driver wm831x_spi_driver = {
 	.driver = {
 		.name	= "wm831x",
-		.bus	= &spi_bus_type,
 		.owner	= THIS_MODULE,
 		.pm	= &wm831x_spi_pm,
 	},