MAINTAINERS: add my-self as maintainer of gpio pxa driver

Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
diff --git a/MAINTAINERS b/MAINTAINERS
index 400c142..4d7d83c 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -8652,6 +8652,12 @@
 F:	sound/arm/pxa*
 F:	sound/soc/pxa/
 
+PXA GPIO DRIVER
+M:	Robert Jarzmik <robert.jarzmik@free.fr>
+L:	linux-gpio@vger.kernel.org
+S:	Maintained
+F:	drivers/gpio/gpio-pxa.c
+
 PXA3xx NAND FLASH DRIVER
 M:	Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
 L:	linux-mtd@lists.infradead.org