diff --git a/target/linux/rdc/config/profile-r8610 b/target/linux/rdc/config/profile-r8610
index da72f9e6f0..ba98397f63 100644
--- a/target/linux/rdc/config/profile-r8610
+++ b/target/linux/rdc/config/profile-r8610
@@ -4,3 +4,5 @@ CONFIG_MTD_RDC3210_BUSWIDTH=2
 # CONFIG_MTD_RDC3210_FACTORY_PRESENT is not set
 CONFIG_MTD_RDC3210_SIZE=0x400000
 # CONFIG_MTD_RDC3210_STATIC_MAP is not set
+CONFIG_RTC_CLASS=y
+CONFIG_RTC_DRV_M48T86=y