MAINTAINERS: add maintainer entry for TDA998x driver

Add a maintainers entry for the TDA998x driver.  Rob Clark has handed
this driver over to me to look after.

Acked-by: Rob Clark <[email protected]>
Signed-off-by: Russell King <[email protected]>
Signed-off-by: Dave Airlie <[email protected]>
diff --git a/MAINTAINERS b/MAINTAINERS
index e9d85f6..07d093e 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -6171,6 +6171,12 @@
 F:	drivers/block/nvme*
 F:	include/linux/nvme.h
 
+NXP TDA998X DRM DRIVER
+M:	Russell King <[email protected]>
+S:	Supported
+F:	drivers/gpu/drm/i2c/tda998x_drv.c
+F:	include/drm/i2c/tda998x.h
+
 OMAP SUPPORT
 M:	Tony Lindgren <[email protected]>
 L:	[email protected]