ARM i.MX: Move gpio initialization to SoC specific files

This saves us from soc level dispatching in generic files

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
diff --git a/arch/arm/mach-imx/mm-imx1.c b/arch/arm/mach-imx/mm-imx1.c
index 378c61b..8613e44 100644
--- a/arch/arm/mach-imx/mm-imx1.c
+++ b/arch/arm/mach-imx/mm-imx1.c
@@ -23,6 +23,8 @@
 
 #include <mach/common.h>
 #include <mach/hardware.h>
+#include <mach/gpio.h>
+#include <mach/irqs.h>
 
 static struct map_desc imx_io_desc[] __initdata = {
 	imx_map_entry(MX1, IO, MT_DEVICE),
@@ -39,10 +41,15 @@
 	mxc_arch_reset_init(MX1_IO_ADDRESS(MX1_WDT_BASE_ADDR));
 }
 
-int imx1_register_gpios(void);
+static struct mxc_gpio_port imx1_gpio_ports[] = {
+	DEFINE_IMX_GPIO_PORT_IRQ(MX1, 0, 1, MX1_GPIO_INT_PORTA),
+	DEFINE_IMX_GPIO_PORT_IRQ(MX1, 1, 2, MX1_GPIO_INT_PORTB),
+	DEFINE_IMX_GPIO_PORT_IRQ(MX1, 2, 3, MX1_GPIO_INT_PORTC),
+	DEFINE_IMX_GPIO_PORT_IRQ(MX1, 3, 4, MX1_GPIO_INT_PORTD),
+};
 
 void __init mx1_init_irq(void)
 {
 	mxc_init_irq(MX1_IO_ADDRESS(MX1_AVIC_BASE_ADDR));
-	imx1_register_gpios();
+	mxc_gpio_init(imx1_gpio_ports,	ARRAY_SIZE(imx1_gpio_ports));
 }