usb: musb: twl: use mailbox API to send VBUS or ID events

The atomic notifier from twl4030/twl6030 to notifiy VBUS and ID events,
is replaced by a direct call to omap musb blue.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

include/linux/usb/musb-omap.h

@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2011-2012 by Texas Instruments
+ *
+ * The Inventra Controller Driver for Linux is free software; you
+ * can redistribute it and/or modify it under the terms of the GNU
+ * General Public License version 2 as published by the Free Software
+ * Foundation.
+ */
+
+#ifndef __MUSB_OMAP_H__
+#define __MUSB_OMAP_H__
+
+enum omap_musb_vbus_id_status {
+	OMAP_MUSB_UNKNOWN = 0,
+	OMAP_MUSB_ID_GROUND,
+	OMAP_MUSB_ID_FLOAT,
+	OMAP_MUSB_VBUS_VALID,
+	OMAP_MUSB_VBUS_OFF,
+};
+
+#if (defined(CONFIG_USB_MUSB_OMAP2PLUS) || \
+				defined(CONFIG_USB_MUSB_OMAP2PLUS_MODULE))
+void omap_musb_mailbox(enum omap_musb_vbus_id_status status);
+#else
+static inline void omap_musb_mailbox(enum omap_musb_vbus_id_status status)
+{
+}
+#endif
+
+#endif	/* __MUSB_OMAP_H__ */