pinctrl: sunxi: add allwinner A83T PIO controller support

Allwinner A83T soc port controller has 8 ports.
It has 3 IRQ banks namely PB, PG, PH.
Pinmuxing are different for some pins as compared to
sun8i A23 and A33.
Signed-off-by: Vishnu Patekar <vishnupatekar0510@gmail.com>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt

@@ -17,6 +17,7 @@ Required properties:
   "allwinner,sun8i-a23-pinctrl"
   "allwinner,sun8i-a23-r-pinctrl"
   "allwinner,sun8i-a33-pinctrl"
+  "allwinner,sun8i-a83t-pinctrl"
 
 - reg: Should contain the register physical address and length for the
   pin controller.

drivers/pinctrl/sunxi/Kconfig

@@ -42,6 +42,10 @@ config PINCTRL_SUN8I_A33
 	def_bool MACH_SUN8I
 	select PINCTRL_SUNXI_COMMON
 
+config PINCTRL_SUN8I_A83T
+	def_bool MACH_SUN8I
+	select PINCTRL_SUNXI_COMMON
+
 config PINCTRL_SUN8I_A23_R
 	def_bool MACH_SUN8I
 	depends on RESET_CONTROLLER

drivers/pinctrl/sunxi/Makefile

@@ -12,4 +12,5 @@ obj-$(CONFIG_PINCTRL_SUN7I_A20)		+= pinctrl-sun7i-a20.o
 obj-$(CONFIG_PINCTRL_SUN8I_A23)		+= pinctrl-sun8i-a23.o
 obj-$(CONFIG_PINCTRL_SUN8I_A23_R)	+= pinctrl-sun8i-a23-r.o
 obj-$(CONFIG_PINCTRL_SUN8I_A33)		+= pinctrl-sun8i-a33.o
+obj-$(CONFIG_PINCTRL_SUN8I_A83T)	+= pinctrl-sun8i-a83t.o
 obj-$(CONFIG_PINCTRL_SUN9I_A80)		+= pinctrl-sun9i-a80.o