ARM:OMAP2: follow new twl4030 RTC init convention in Overo board file

Overo was omitted from the changes in 74fcfe9c

This patch brings Overo RTC setup into line with the other omap boards
Signed-off-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/mach-omap2/board-overo.c

@@ -176,11 +176,6 @@ static void __init overo_init_irq(void)
 	omap_gpio_init();
 }
 
-static struct platform_device overo_twl4030rtc_device = {
-	.name           = "twl4030_rtc",
-	.id             = -1,
-};
-
 static struct platform_device overo_lcd_device = {
 	.name		= "overo_lcd",
 	.id		= -1,
@@ -197,9 +192,6 @@ static struct omap_board_config_kernel overo_config[] __initdata = {
 
 static struct platform_device *overo_devices[] __initdata = {
 	&overo_lcd_device,
-#ifdef CONFIG_RTC_DRV_TWL4030
-	&overo_twl4030rtc_device,
-#endif
 };
 
 static void __init overo_init(void)