diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h
index b34f1ef..f58e9d83 100644
--- a/include/linux/mod_devicetable.h
+++ b/include/linux/mod_devicetable.h
@@ -402,6 +402,7 @@
 /* spi */
 
 #define SPI_NAME_SIZE	32
+#define SPI_MODULE_PREFIX "spi:"
 
 struct spi_device_id {
 	char name[SPI_NAME_SIZE];