diff --git a/target/linux/generic/config-4.9 b/target/linux/generic/config-4.9
index 8af65ff1cdb98b081799ad52fad842eded1456e2..99ba19f9385974517d10f930e795fd33feab6d79 100644
--- a/target/linux/generic/config-4.9
+++ b/target/linux/generic/config-4.9
@@ -4149,6 +4149,8 @@ CONFIG_SND_PROC_FS=y
 # CONFIG_SND_SOC_MAX98504 is not set
 # CONFIG_SND_SOC_MAX9860 is not set
 # CONFIG_SND_SOC_MEDIATEK is not set
+# CONFIG_SND_SOC_MT2701 is not set
+# CONFIG_SND_SOC_MT8173 is not set
 # CONFIG_SND_SOC_MPC5200_AC97 is not set
 # CONFIG_SND_SOC_MPC5200_I2S is not set
 # CONFIG_SND_SOC_NAU8810 is not set
diff --git a/target/linux/mediatek/config-4.9 b/target/linux/mediatek/config-4.9
index dc67a2f1dc43165bce0dfb38232db8bf4ac89d80..5f959de70ef1add6d582404ceb1b2f8e8e9bd42b 100644
--- a/target/linux/mediatek/config-4.9
+++ b/target/linux/mediatek/config-4.9
@@ -245,6 +245,8 @@ CONFIG_MAGIC_SYSRQ=y
 CONFIG_MDIO_BITBANG=y
 CONFIG_MDIO_BOARDINFO=y
 CONFIG_MDIO_GPIO=y
+# CONFIG_MTK_EFUSE is not set
+# CONFIG_MEDIATEK_MT6577_AUXADC is not set
 CONFIG_MEDIATEK_WATCHDOG=y
 CONFIG_MFD_CORE=y
 # CONFIG_MFD_MAX77620 is not set