diff --git a/drivers/media/video/cx23885/cx23885-reg.h b/drivers/media/video/cx23885/cx23885-reg.h
index 162169f..38abf49 100644
--- a/drivers/media/video/cx23885/cx23885-reg.h
+++ b/drivers/media/video/cx23885/cx23885-reg.h
@@ -276,6 +276,7 @@
 
 #define RDR_CFG0	0x00050000
 #define RDR_CFG1	0x00050004
+#define RDR_CFG2	0x00050008
 #define RDR_TLCTL0	0x00050318
 
 /* APB DMAC Current Buffer Pointer */