MAINTAINERS: add myself as maintainer for QorIQ PTP clock driver

Added myself as maintainer for QorIQ PTP clock driver.
Since gianfar_ptp.c was renamed to ptp_qoriq.c, let's
maintain it under QorIQ PTP clock driver.
Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

MAINTAINERS

@@ -5628,7 +5628,6 @@ M:	Claudiu Manoil <claudiu.manoil@nxp.com>
 L:	netdev@vger.kernel.org
 S:	Maintained
 F:	drivers/net/ethernet/freescale/gianfar*
-X:	drivers/net/ethernet/freescale/gianfar_ptp.c
 F:	Documentation/devicetree/bindings/net/fsl-tsec-phy.txt
 
 FREESCALE GPMI NAND DRIVER
@@ -5675,6 +5674,14 @@ S:	Maintained
 F:	drivers/net/ethernet/freescale/fman
 F:	Documentation/devicetree/bindings/powerpc/fsl/fman.txt
 
+FREESCALE QORIQ PTP CLOCK DRIVER
+M:	Yangbo Lu <yangbo.lu@nxp.com>
+L:	netdev@vger.kernel.org
+S:	Maintained
+F:	drivers/ptp/ptp_qoriq.c
+F:	include/linux/fsl/ptp_qoriq.h
+F:	Documentation/devicetree/bindings/ptp/ptp-qoriq.txt
+
 FREESCALE QUAD SPI DRIVER
 M:	Han Xu <han.xu@nxp.com>
 L:	linux-mtd@lists.infradead.org
@@ -11421,7 +11428,6 @@ S:	Maintained
 W:	http://linuxptp.sourceforge.net/
 F:	Documentation/ABI/testing/sysfs-ptp
 F:	Documentation/ptp/*
-F:	drivers/net/ethernet/freescale/gianfar_ptp.c
 F:	drivers/net/phy/dp83640*
 F:	drivers/ptp/*
 F:	include/linux/ptp_cl*