diff --git a/drivers/sbus/char/bbc_i2c.c b/drivers/sbus/char/bbc_i2c.c
index 3192dcb83b86..d7fcde692f46 100644
--- a/drivers/sbus/char/bbc_i2c.c
+++ b/drivers/sbus/char/bbc_i2c.c
@@ -418,4 +418,5 @@ static struct platform_driver bbc_i2c_driver = {
 
 module_platform_driver(bbc_i2c_driver);
 
+MODULE_DESCRIPTION("UltraSPARC-III bootbus i2c controller driver");
 MODULE_LICENSE("GPL");
diff --git a/drivers/sbus/char/envctrl.c b/drivers/sbus/char/envctrl.c
index 491cc6c0b3f9..b543e9bcc785 100644
--- a/drivers/sbus/char/envctrl.c
+++ b/drivers/sbus/char/envctrl.c
@@ -1130,4 +1130,5 @@ static struct platform_driver envctrl_driver = {
 
 module_platform_driver(envctrl_driver);
 
+MODULE_DESCRIPTION("SUN environment monitoring device driver");
 MODULE_LICENSE("GPL");
diff --git a/drivers/sbus/char/flash.c b/drivers/sbus/char/flash.c
index 05d37d31c3b8..ddd449dfda31 100644
--- a/drivers/sbus/char/flash.c
+++ b/drivers/sbus/char/flash.c
@@ -211,4 +211,5 @@ static struct platform_driver flash_driver = {
 
 module_platform_driver(flash_driver);
 
+MODULE_DESCRIPTION("OBP Flash Device driver");
 MODULE_LICENSE("GPL");
diff --git a/drivers/sbus/char/uctrl.c b/drivers/sbus/char/uctrl.c
index cf15a4186d03..3c88f29f4c47 100644
--- a/drivers/sbus/char/uctrl.c
+++ b/drivers/sbus/char/uctrl.c
@@ -431,4 +431,5 @@ static struct platform_driver uctrl_driver = {
 
 module_platform_driver(uctrl_driver);
 
+MODULE_DESCRIPTION("Tadpole TS102 Microcontroller driver");
 MODULE_LICENSE("GPL");