ARM: multi_v7_defconfig: enable CONFIG_GPIO_UNIPHIER

Enable the GPIO controller driver used for UniPhier SoC family.
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

arch/arm/configs/multi_v7_defconfig

@@ -421,6 +421,7 @@ CONFIG_GPIO_DAVINCI=y
 CONFIG_GPIO_DWAPB=y
 CONFIG_GPIO_EM=y
 CONFIG_GPIO_RCAR=y
+CONFIG_GPIO_UNIPHIER=y
 CONFIG_GPIO_XILINX=y
 CONFIG_GPIO_ZYNQ=y
 CONFIG_GPIO_PCA953X=y