[Feature] add GA346 baseline version

Change-Id: Ic62933698569507dcf98240cdf5d9931ae34348f
diff --git a/src/kernel/linux/v4.19/drivers/net/dsa/lan9303.h b/src/kernel/linux/v4.19/drivers/net/dsa/lan9303.h
new file mode 100644
index 0000000..11f590b
--- /dev/null
+++ b/src/kernel/linux/v4.19/drivers/net/dsa/lan9303.h
@@ -0,0 +1,12 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#include <linux/regmap.h>
+#include <linux/device.h>
+#include <net/dsa.h>
+
+#include <linux/dsa/lan9303.h>
+
+extern const struct regmap_access_table lan9303_register_set;
+extern const struct lan9303_phy_ops lan9303_indirect_phy_ops;
+
+int lan9303_probe(struct lan9303 *chip, struct device_node *np);
+int lan9303_remove(struct lan9303 *chip);