Index: linux-2.6.20.1/drivers/i2c/chips/Makefile
===================================================================
--- linux-2.6.20.1.orig/drivers/i2c/chips/Makefile	2007-02-20 07:34:32.000000000 +0100
+++ linux-2.6.20.1/drivers/i2c/chips/Makefile	2007-02-26 02:27:43.000000000 +0100
@@ -12,6 +12,7 @@
 obj-$(CONFIG_SENSORS_PCF8591)	+= pcf8591.o
 obj-$(CONFIG_ISP1301_OMAP)	+= isp1301_omap.o
 obj-$(CONFIG_TPS65010)		+= tps65010.o
+obj-$(CONFIG_SENSORS_S35390A)	+= i2c-s3531a.o
 
 ifeq ($(CONFIG_I2C_DEBUG_CHIP),y)
 EXTRA_CFLAGS += -DDEBUG