Add support for ADT7460 I2C monitor chip

Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@uam.es>
diff --git a/drivers/hwmon/Makefile b/drivers/hwmon/Makefile
index f09f145..7342b91 100644
--- a/drivers/hwmon/Makefile
+++ b/drivers/hwmon/Makefile
@@ -37,6 +37,7 @@
 COBJS-$(CONFIG_DTT_LM73) += lm73.o
 COBJS-$(CONFIG_DTT_LM75) += lm75.o
 COBJS-$(CONFIG_DTT_LM81) += lm81.o
+COBJS-$(CONFIG_DTT_ADT7460) += adt7460.o
 
 COBJS	:= $(COBJS-y)
 SRCS	:= $(COBJS:.o=.c)