[Feature] add GA346 baseline version

Change-Id: Ic62933698569507dcf98240cdf5d9931ae34348f
diff --git a/src/devtools/met_drv_v2/common/switch.h b/src/devtools/met_drv_v2/common/switch.h
new file mode 100644
index 0000000..3446df7
--- /dev/null
+++ b/src/devtools/met_drv_v2/common/switch.h
@@ -0,0 +1,29 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Copyright (c) 2019 MediaTek Inc.
+ */
+
+#ifndef __MT_SWITCH__
+#define __MT_SWITCH__
+/*
+ * =========================
+ * !!!!!!!!!!!NOTICE!!!!!!!!
+ * =========================
+ * MT_SWITCH OPTION must delcare as Mask value
+ * And sort them from smallest to largest
+ * MT_SWITCH_MX_ITEM was used to determine argument range
+*/
+enum {
+	/* =================== */
+	/* user define mt switch event */
+	/* =================== */
+	MT_SWITCH_SCHEDSWITCH = 0x0001,
+	MT_SWITCH_64_32BIT = 0x0002,
+	MT_SWITCH_TAGPOLLING = 0x0004,
+	MT_SWITCH_EVENT_TIMER = 0x0008,
+	/* =================== */
+	MT_SWITCH_MX_ITEM
+};
+
+extern struct metdevice met_switch;
+#endif