MAINTAINERS: add myself as maintainer for spi-fsl-dspi driver

Since I've introduced a fairly large diff to this driver since tag v5.4,
I would like to avoid breakage for my use cases by getting a chance to
be copied on newly submitted patches.

Signed-off-by: Vladimir Oltean <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>

Author: vladimiroltean

MAINTAINERS

@@ -6806,6 +6806,14 @@ L:	[email protected]
 S:	Maintained
 F:	drivers/dma/fsldma.*
 
+FREESCALE DSPI DRIVER
+M:	Vladimir Oltean <[email protected]>
+L:	[email protected]
+S:	Maintained
+F:	Documentation/devicetree/bindings/spi/spi-fsl-dspi.txt
+F:	drivers/spi/spi-fsl-dspi.c
+F:	include/linux/spi/spi-fsl-dspi.h
+
 FREESCALE ENETC ETHERNET DRIVERS
 M:	Claudiu Manoil <[email protected]>
 L:	[email protected]