board: freescale: Remove <common.h> and add needed includes

Remove <common.h> from this board vendor directory and when needed
add missing include files directly.

Acked-by: Jason Liu <jason.hui.liu@nxp.com>
Acked-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/arch/arm/include/asm/mach-imx/gpio.h b/arch/arm/include/asm/mach-imx/gpio.h
index 1b7c9cd..2576352 100644
--- a/arch/arm/include/asm/mach-imx/gpio.h
+++ b/arch/arm/include/asm/mach-imx/gpio.h
@@ -9,6 +9,8 @@
 #define __ASM_ARCH_IMX_GPIO_H
 
 #if !(defined(__KERNEL_STRICT_NAMES) || defined(__ASSEMBLY__))
+#include <linux/types.h>
+
 /* GPIO registers */
 struct gpio_regs {
 	u32 gpio_dr;	/* data */