--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -446,6 +446,13 @@ config SPI_TLE62X0
 	  sysfs interface, with each line presented as a kind of GPIO
 	  exposing both switch control and diagnostic feedback.
 
+config SPI_RB4XX_CPLD
+	tristate "MikroTik RB4XX CPLD driver"
+	depends on AR71XX_MACH_RB4XX
+	help
+	  SPI driver for the Xilinx CPLD chip present on the
+	  MikroTik RB4xx boards.
+
 #
 # Add new SPI protocol masters in alphabetical order above this line
 #
--- a/drivers/spi/Makefile
+++ b/drivers/spi/Makefile
@@ -60,6 +60,7 @@ spi_s3c24xx_hw-$(CONFIG_SPI_S3C24XX_FIQ)
 # 	... add above this line ...
 
 # SPI protocol drivers (device/link on bus)
+obj-$(CONFIG_SPI_RB4XX_CPLD)	+= spi_rb4xx_cpld.o
 obj-$(CONFIG_SPI_SPIDEV)	+= spidev.o
 obj-$(CONFIG_SPI_TLE62X0)	+= tle62x0.o
 # 	... add above this line ...