diff --git a/drivers/bcma/Kconfig b/drivers/bcma/Kconfig
index efdc2ae..b5c48a8 100644
--- a/drivers/bcma/Kconfig
+++ b/drivers/bcma/Kconfig
@@ -76,9 +76,16 @@
 	default y
 
 config BCMA_SFLASH
-	bool
-	depends on BCMA_DRIVER_MIPS
+	bool "ChipCommon-attached serial flash support"
+	depends on BCMA_HOST_SOC
 	default y
+	help
+	  Some cheap devices have serial flash connected to the ChipCommon
+	  instead of independent SPI controller. It requires using a separated
+	  driver that implements ChipCommon specific interface communication.
+
+	  Enabling this symbol will let bcma recognize serial flash and register
+	  it as platform device.
 
 config BCMA_NFLASH
 	bool