diff --git a/external/config/kernel/linux-5.16-sun50iw9-current.config b/external/config/kernel/linux-5.16-sun50iw9-current.config
index 26937b7..d352aa1 100644
--- a/external/config/kernel/linux-5.16-sun50iw9-current.config
+++ b/external/config/kernel/linux-5.16-sun50iw9-current.config
@@ -3398,6 +3398,7 @@ CONFIG_GPIOLIB=y
 CONFIG_GPIOLIB_FASTPATH_LIMIT=512
 CONFIG_OF_GPIO=y
 CONFIG_GPIOLIB_IRQCHIP=y
+CONFIG_GPIO_SYSFS=y
 CONFIG_GPIO_CDEV=y
 CONFIG_GPIO_CDEV_V1=y
 CONFIG_GPIO_GENERIC=y
diff --git a/external/config/kernel/linux-5.16-sunxi64-current.config b/external/config/kernel/linux-5.16-sunxi64-current.config
index 50533f6..8398d9c 100644
--- a/external/config/kernel/linux-5.16-sunxi64-current.config
+++ b/external/config/kernel/linux-5.16-sunxi64-current.config
@@ -3398,6 +3398,7 @@ CONFIG_GPIOLIB=y
 CONFIG_GPIOLIB_FASTPATH_LIMIT=512
 CONFIG_OF_GPIO=y
 CONFIG_GPIOLIB_IRQCHIP=y
+CONFIG_GPIO_SYSFS=y
 CONFIG_GPIO_CDEV=y
 CONFIG_GPIO_CDEV_V1=y
 CONFIG_GPIO_GENERIC=y
@@ -5030,6 +5031,7 @@ CONFIG_SND_SOC_MTK_BTCVSD=m
 # Allwinner SoC Audio support
 #
 CONFIG_SND_SUN4I_CODEC=y
+# CONFIG_SND_SUN50IW9_CODEC is not set
 CONFIG_SND_SUN8I_CODEC=y
 CONFIG_SND_SUN8I_CODEC_ANALOG=y
 CONFIG_SND_SUN50I_CODEC_ANALOG=y
@@ -5037,6 +5039,8 @@ CONFIG_SND_SUN4I_I2S=m
 CONFIG_SND_SUN4I_SPDIF=m
 CONFIG_SND_SUN9I_HDMI_AUDIO=m
 CONFIG_SND_SUN8I_ADDA_PR_REGMAP=y
+# CONFIG_SND_SOC_SUN50I_AHUB is not set
+# CONFIG_SND_SOC_SUN50I_HDMI is not set
 # end of Allwinner SoC Audio support
 
 CONFIG_SND_SOC_XILINX_I2S=m
@@ -6944,6 +6948,7 @@ CONFIG_PWM_ATMEL_TCB=m
 CONFIG_PWM_NTXEC=m
 CONFIG_PWM_PCA9685=m
 CONFIG_PWM_SUN4I=m
+# CONFIG_PWM_SUNXI_ENHANCE is not set
 
 #
 # IRQ chip support