diff --git a/drivers/eeprom/at25.c b/drivers/eeprom/at25.c
index 03d191e..5578c78 100644
--- a/drivers/eeprom/at25.c
+++ b/drivers/eeprom/at25.c
@@ -312,7 +312,7 @@
 
 static int at25_init(void)
 {
-	register_driver(&at25_driver);
+	spi_register_driver(&at25_driver);
 	return 0;
 }
 
diff --git a/drivers/mci/mci_spi.c b/drivers/mci/mci_spi.c
index a659ebb..aebf56d 100644
--- a/drivers/mci/mci_spi.c
+++ b/drivers/mci/mci_spi.c
@@ -423,7 +423,7 @@
 
 static int spi_mci_init_driver(void)
 {
-	register_driver(&spi_mci_driver);
+	spi_register_driver(&spi_mci_driver);
 	return 0;
 }
 
diff --git a/drivers/mfd/mc13xxx.c b/drivers/mfd/mc13xxx.c
index 58394a7..42ed960 100644
--- a/drivers/mfd/mc13xxx.c
+++ b/drivers/mfd/mc13xxx.c
@@ -367,7 +367,7 @@
 
 static int mc_spi_init(void)
 {
-	return register_driver(&mc_spi_driver);
+	return spi_register_driver(&mc_spi_driver);
 }
 
 device_initcall(mc_spi_init);
diff --git a/drivers/mfd/mc34708.c b/drivers/mfd/mc34708.c
index c765e14..1be4756 100644
--- a/drivers/mfd/mc34708.c
+++ b/drivers/mfd/mc34708.c
@@ -298,7 +298,7 @@
 
 static int mc_spi_init(void)
 {
-	return register_driver(&mc_spi_driver);
+	return spi_register_driver(&mc_spi_driver);
 }
 
 device_initcall(mc_spi_init);
diff --git a/drivers/nor/m25p80.c b/drivers/nor/m25p80.c
index 5713ad5..f718483 100644
--- a/drivers/nor/m25p80.c
+++ b/drivers/nor/m25p80.c
@@ -838,7 +838,7 @@
 
 static int epcs_init(void)
 {
-	register_driver(&epcs_flash_driver);
+	spi_register_driver(&epcs_flash_driver);
 	return 0;
 }
 
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index a7fe10c..4416783 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -27,6 +27,7 @@
 #include <xfuncs.h>
 #include <malloc.h>
 #include <errno.h>
+#include <init.h>
 
 /* SPI devices should normally not be created by SPI device drivers; that
  * would make them board-specific.  Similarly with SPI master drivers.
@@ -77,6 +78,7 @@
 	proxy->mode = chip->mode;
 	proxy->bits_per_word = chip->bits_per_word ? chip->bits_per_word : 8;
 	proxy->dev.platform_data = chip->platform_data;
+	proxy->dev.bus = &spi_bus;
 	strcpy(proxy->dev.name, chip->name);
 	/* allocate a free id for this chip */
 	proxy->dev.id = DEVICE_ID_DYNAMIC;
@@ -240,3 +242,25 @@
 	return status;
 }
 EXPORT_SYMBOL(spi_write_then_read);
+
+static int spi_match(struct device_d *dev, struct driver_d *drv)
+{
+	return strcmp(dev->name, drv->name) ? -1 : 0;
+}
+
+static int spi_probe(struct device_d *dev)
+{
+	return dev->driver->probe(dev);
+}
+
+static void spi_remove(struct device_d *dev)
+{
+	dev->driver->remove(dev);
+}
+
+struct bus_type spi_bus = {
+	.name = "spi",
+	.match = spi_match,
+	.probe = spi_probe,
+	.remove = spi_remove,
+};
diff --git a/include/spi/spi.h b/include/spi/spi.h
index 9d01d06..569cdcd 100644
--- a/include/spi/spi.h
+++ b/include/spi/spi.h
@@ -427,4 +427,11 @@
 
 #endif /* DOXYGEN_SHOULD_SKIP_THIS */
 
+extern struct bus_type spi_bus;
+
+static inline int spi_register_driver(struct driver_d *drv)
+{
+	drv->bus = &spi_bus;
+	return register_driver(drv);
+}
 #endif /* __INCLUDE_SPI_H */