diff --git a/sound/soc/amlogic/auge/audio_utils.c b/sound/soc/amlogic/auge/audio_utils.c
index 2d232262e132..bc618e00ebf0 100644
--- a/sound/soc/amlogic/auge/audio_utils.c
+++ b/sound/soc/amlogic/auge/audio_utils.c
@@ -973,7 +973,8 @@ void fratv_LR_swap(bool swap)
 
 void cec_arc_enable(int src, bool enable)
 {
+	/* bits[1:0], 0x2: common; 0x1: single; 0x0: disabled */
 	aml_hiubus_update_bits(HHI_HDMIRX_ARC_CNTL,
 		0x1f << 0,
-		src << 2 | enable << 1 | 0x0 << 0);
+		src << 2 | (enable ? 0x1 : 0) << 0);
 }