Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / include / linux / usb / phy_companion.h

diff --git a/kernel/include/linux/usb/phy_companion.h b/kernel/include/linux/usb/phy_companion.h
new file mode 100644 (file)
index 0000000..edd2ec2
--- /dev/null
+++ b/kernel/include/linux/usb/phy_companion.h
@@ -0,0 +1,34 @@
+/*
+ * phy-companion.h -- phy companion to indicate the comparator part of PHY
+ *
+ * Copyright (C) 2012 Texas Instruments Incorporated - http://www.ti.com
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * Author: Kishon Vijay Abraham I <kishon@ti.com>
+ *
+ * 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.
+ *
+ */
+
+#ifndef __DRIVERS_PHY_COMPANION_H
+#define __DRIVERS_PHY_COMPANION_H
+
+#include <linux/usb/otg.h>
+
+/* phy_companion to take care of VBUS, ID and srp capabilities */
+struct phy_companion {
+
+       /* effective for A-peripheral, ignored for B devices */
+       int     (*set_vbus)(struct phy_companion *x, bool enabled);
+
+       /* for B devices only:  start session with A-Host */
+       int     (*start_srp)(struct phy_companion *x);
+};
+
+#endif /* __DRIVERS_PHY_COMPANION_H */