diff --git a/arch/arm/configs/rockchip_defconfig b/arch/arm/configs/rockchip_defconfig
index 7e4cc51ce527..cc471c38a6ec 100644
--- a/arch/arm/configs/rockchip_defconfig
+++ b/arch/arm/configs/rockchip_defconfig
@@ -463,6 +463,7 @@ CONFIG_SND_SOC_ROCKCHIP_HDMI_DP=y
 CONFIG_SND_SOC_ROCKCHIP_CDNDP=y
 CONFIG_SND_SOC_BT_SCO=y
 CONFIG_SND_SOC_ES8316=y
+CONFIG_SND_SOC_RK312X=y
 CONFIG_SND_SOC_RT5640=y
 CONFIG_SND_SOC_RT5651=y
 CONFIG_SND_SOC_SPDIF=y