inside twl4030.c files:

static int __devinit gpio_twl4030_probe(struct platform_device *pdev)
{
	struct twl4030_gpio_platform_data *pdata = pdev->dev.platform_data;
	int ret,itime,atime;
	omap_cfg_reg(AE2_34XX_GPIO130_OUT);	

	if (gpio_request(130, "AE2_34XX_GPIO130_OUT") == 0)
	{
		if(gpio_direction_output(130, 1)==0)
		{
			printk(KERN_INFO "IO_EXPANDER: WORKs!\n");
		
			gpio_set_value(130, 1);

			for(itime=0;itime<1000000;itime++)
			{
				for(atime=0;atime<1000000;atime++)
					might_sleep();
			}

			gpio_set_value(130, 0);

			for(itime=0;itime<1000000;itime++)
			{
				for(atime=0;atime<1000000;atime++)
					might_sleep();
			}
			gpio_set_value(130, 1);

			for(itime=0;itime<1000000;itime++)
			{
				for(atime=0;atime<1000000;atime++)
					might_sleep();
			}

			gpio_set_value(130, 1);
		}
		else
			printk(KERN_INFO "IO_EXPANDER: Not WORKs!\n");
	}
	else
		printk(KERN_INFO "IO_EXPANDER: Not WORKs!\n");

inside devkit8000_defconfig files:
CONFIG_OMAP_MUX=y

inside board-devkit8000.c:

static struct pin_config __initdata devkit8000_pins[] = {
/*
 *		Name, reg-offset,
 *		mux-mode | [active-mode | off-mode]
 */

/* added this GPIO_130->GPIO_139*/
MUX_CFG_34XX("AE2_34XX_GPIO130_OUT", 0x158,
		OMAP34XX_MUX_MODE4 | OMAP34XX_PIN_OUTPUT)