MIPS: ath79: Move the GPIO driver to drivers/gpio

GPIO drivers should be in drivers/gpio

Signed-off-by: Alban Bedel <albeu@free.fr>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Cc: linux-gpio@vger.kernel.org
Cc: Alexandre Courbot <gnurou@gmail.com>
Cc: Gabor Juhos <juhosg@openwrt.org>
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/10597/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/ath79/Makefile

@@ -8,7 +8,7 @@
 # under the terms of the GNU General Public License version 2 as published
 # by the Free Software Foundation.
 
-obj-y	:= prom.o setup.o irq.o common.o clock.o gpio.o
+obj-y	:= prom.o setup.o irq.o common.o clock.o
 
 obj-$(CONFIG_EARLY_PRINTK)		+= early_printk.o
 obj-$(CONFIG_PCI)			+= pci.o

drivers/gpio/Makefile

@@ -20,6 +20,7 @@ obj-$(CONFIG_GPIO_ADP5588)	+= gpio-adp5588.o
 obj-$(CONFIG_GPIO_ALTERA)  	+= gpio-altera.o
 obj-$(CONFIG_GPIO_AMD8111)	+= gpio-amd8111.o
 obj-$(CONFIG_GPIO_ARIZONA)	+= gpio-arizona.o
+obj-$(CONFIG_ATH79)		+= gpio-ath79.o
 obj-$(CONFIG_GPIO_BCM_KONA)	+= gpio-bcm-kona.o
 obj-$(CONFIG_GPIO_BRCMSTB)	+= gpio-brcmstb.o
 obj-$(CONFIG_GPIO_BT8XX)	+= gpio-bt8xx.o