USB: <linux/usb_ch9.h> becomes <linux/usb/ch9.h>

This moves <linux/usb_ch9.h> to <linux/usb/ch9.h> to reduce some of the
clutter of usb header files.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/i2c/chips/isp1301_omap.c b/drivers/i2c/chips/isp1301_omap.c
index ccdf3e9..9fafadb 100644
--- a/drivers/i2c/chips/isp1301_omap.c
+++ b/drivers/i2c/chips/isp1301_omap.c
@@ -27,7 +27,7 @@
 #include <linux/slab.h>
 #include <linux/interrupt.h>
 #include <linux/platform_device.h>
-#include <linux/usb_ch9.h>
+#include <linux/usb/ch9.h>
 #include <linux/usb_gadget.h>
 #include <linux/usb.h>
 #include <linux/usb/otg.h>