diff --git a/rk35xx/.config b/rk35xx/.config
index df7f36e..0132986 100644
--- a/rk35xx/.config
+++ b/rk35xx/.config
@@ -900,6 +900,9 @@ CONFIG_PACKAGE_libmbedtls=y
 # CONFIG_VERSION_CODE_FILENAMES is not set
 # CONFIG_VERSION_FILENAMES is not set
 
+# CONFIG_TARGET_DEVICE_rockchip_rk35xx_DEVICE_mangopi_m28k is not set
+# CONFIG_TARGET_DEVICE_rockchip_rk35xx_DEVICE_nlnet_xgp is not set
+
 CONFIG_TARGET_DEVICE_rockchip_rk35xx_DEVICE_easepi_ars4=y
 CONFIG_TARGET_DEVICE_rockchip_rk35xx_DEVICE_fastrhino_r6xs=y
 CONFIG_TARGET_DEVICE_rockchip_rk35xx_DEVICE_firefly_station-p2=y