m68knommu: make duplicated ColdFire GPIO init code common for all

The code that adds each ColdFire platforms GPIO signals is duplicated in
each platforms specific code. Remove it from each platforms code and put
a single version in the existing ColdFire gpio subsystem init code.

Signed-off-by: Greg Ungerer <gerg@uclinux.org>
Acked-by: Steven King <sfking@fdwdc.com>
diff --git a/arch/m68k/include/asm/mcfgpio.h b/arch/m68k/include/asm/mcfgpio.h
index 1bc877b..fe468ea 100644
--- a/arch/m68k/include/asm/mcfgpio.h
+++ b/arch/m68k/include/asm/mcfgpio.h
@@ -29,6 +29,9 @@
 	const u8 *gpio_to_pinmux;
 };
 
+extern struct mcf_gpio_chip mcf_gpio_chips[];
+extern unsigned int mcf_gpio_chips_size;
+
 int mcf_gpio_direction_input(struct gpio_chip *, unsigned);
 int mcf_gpio_get_value(struct gpio_chip *, unsigned);
 int mcf_gpio_direction_output(struct gpio_chip *, unsigned, int);