[Feature] add GA346 baseline version

Change-Id: Ic62933698569507dcf98240cdf5d9931ae34348f
diff --git a/src/kernel/linux/v4.19/drivers/usb/host/xhci-rcar.h b/src/kernel/linux/v4.19/drivers/usb/host/xhci-rcar.h
new file mode 100644
index 0000000..804b6ab
--- /dev/null
+++ b/src/kernel/linux/v4.19/drivers/usb/host/xhci-rcar.h
@@ -0,0 +1,34 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * drivers/usb/host/xhci-rcar.h
+ *
+ * Copyright (C) 2014 Renesas Electronics Corporation
+ */
+
+#ifndef _XHCI_RCAR_H
+#define _XHCI_RCAR_H
+
+#define XHCI_RCAR_FIRMWARE_NAME_V1	"r8a779x_usb3_v1.dlmem"
+#define XHCI_RCAR_FIRMWARE_NAME_V2	"r8a779x_usb3_v2.dlmem"
+#define XHCI_RCAR_FIRMWARE_NAME_V3	"r8a779x_usb3_v3.dlmem"
+
+#if IS_ENABLED(CONFIG_USB_XHCI_RCAR)
+void xhci_rcar_start(struct usb_hcd *hcd);
+int xhci_rcar_init_quirk(struct usb_hcd *hcd);
+int xhci_rcar_resume_quirk(struct usb_hcd *hcd);
+#else
+static inline void xhci_rcar_start(struct usb_hcd *hcd)
+{
+}
+
+static inline int xhci_rcar_init_quirk(struct usb_hcd *hcd)
+{
+	return 0;
+}
+
+static inline int xhci_rcar_resume_quirk(struct usb_hcd *hcd)
+{
+	return 0;
+}
+#endif
+#endif /* _XHCI_RCAR_H */