[Feature] add GA346 baseline version

Change-Id: Ic62933698569507dcf98240cdf5d9931ae34348f
diff --git a/meta/meta-mediatek/classes/slimko.bbclass b/meta/meta-mediatek/classes/slimko.bbclass
new file mode 100644
index 0000000..94502f9
--- /dev/null
+++ b/meta/meta-mediatek/classes/slimko.bbclass
@@ -0,0 +1,12 @@
+#./slimko -i input.ko -o output.ko -c cross-compile-prefix
+
+SLIMKOTOOL="${TOPDIR}/../prebuilt/devtools/slimko/slimko"
+slim_kernel_module() {
+    install -d ${IMAGE_ROOTFS}/lib/modules
+    KERNEL_MODULES=$(find ${IMAGE_ROOTFS}/lib/modules -name "*.ko")
+    for i in ${KERNEL_MODULES}; do
+        ${SLIMKOTOOL} -i ${i} -o ${i} -c ${TARGET_PREFIX}
+    done
+}
+
+ROOTFS_POSTPROCESS_COMMAND += " slim_kernel_module;"