diff --git a/target/linux/mediatek/files-5.4/sound/soc/codecs/si3218x/src/Makefile b/target/linux/mediatek/files-5.4/sound/soc/codecs/si3218x/src/Makefile
new file mode 100644
index 0000000..d9063fd
--- /dev/null
+++ b/target/linux/mediatek/files-5.4/sound/soc/codecs/si3218x/src/Makefile
@@ -0,0 +1,18 @@
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+
+# platform driver
+subdir-ccflags-y += -I../inc
+subdir-ccflags-y += -DSI3218X
+subdir-ccflags-y += -DPROSLIC_LINUX_KERNEL
+snd-soc-procslic-common-objs := proslic.o proslic_tstin.o si_voice.o si_voice_version.o si3218x_intf.o vdaa.o si3217x_intf.o si3217x_revb_intf.o si3217x_revc_intf.o si3219x_intf.o si3226x_intf.o si3228x_intf.o
+
+obj-$(CONFIG_SND_SOC_SI3218X) += snd-soc-proslic-common.o