MAINTAINERS: Add Delta Networks TN48M CPLD drivers

Add maintainers entry for the Delta Networks TN48M
CPLD MFD drivers.
Signed-off-by: Robert Marko <robert.marko@sartura.hr>
Link: https://lore.kernel.org/r/20220131133049.77780-7-robert.marko@sartura.hrSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

MAINTAINERS

@@ -5502,6 +5502,15 @@ S:	Maintained
 F:	Documentation/hwmon/dps920ab.rst
 F:	drivers/hwmon/pmbus/dps920ab.c
 
+DELTA NETWORKS TN48M CPLD DRIVERS
+M:	Robert Marko <robert.marko@sartura.hr>
+S:	Maintained
+F:	Documentation/devicetree/bindings/gpio/delta,tn48m-gpio.yaml
+F:	Documentation/devicetree/bindings/mfd/delta,tn48m-cpld.yaml
+F:	Documentation/devicetree/bindings/reset/delta,tn48m-reset.yaml
+F:	drivers/gpio/gpio-tn48m.c
+F:	include/dt-bindings/reset/delta,tn48m-reset.h
+
 DENALI NAND DRIVER
 L:	linux-mtd@lists.infradead.org
 S:	Orphan