MAINTAINERS: change my email address

Freescale has merged with NXP.

Signed-off-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

MAINTAINERS

@@ -2759,7 +2759,7 @@ S:	Maintained
 F:	Documentation/zh_CN/
 
 CHIPIDEA USB HIGH SPEED DUAL ROLE CONTROLLER
-M:	Peter Chen <Peter.Chen@freescale.com>
+M:	Peter Chen <Peter.Chen@nxp.com>
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/peter.chen/usb.git
 L:	linux-usb@vger.kernel.org
 S:	Maintained
@@ -11162,7 +11162,7 @@ F:	Documentation/usb/ohci.txt
 F:	drivers/usb/host/ohci*
 
 USB OTG FSM (Finite State Machine)
-M:	Peter Chen <Peter.Chen@freescale.com>
+M:	Peter Chen <Peter.Chen@nxp.com>
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/peter.chen/usb.git
 L:	linux-usb@vger.kernel.org
 S:	Maintained