Cleanup patch to sync with mainline kernel

arch/arm/mach-omap2/serial.c

@@ -167,7 +167,7 @@ void __init omap_serial_init()
 
 static struct platform_device serial_device = {
 	.name			= "serial8250",
-	.id			= 0,
+	.id			= PLAT8250_DEV_PLATFORM,
 	.dev			= {
 		.platform_data	= serial_platform_data,
 	},

arch/arm/plat-omap/fb.c

@@ -20,14 +20,10 @@ static struct omapfb_platform_data omapfb_config;
 
 static u64 omap_fb_dma_mask = ~(u32)0;
 
-/* in devices.c */
-extern void omap_nop_release(struct device *dev);
-
 static struct platform_device omap_fb_device = {
 	.name		= "omapfb",
 	.id		= -1,
 	.dev = {
-		.release		= omap_nop_release,
 		.dma_mask		= &omap_fb_dma_mask,
 		.coherent_dma_mask	= ~(u32)0,
 		.platform_data		= &omapfb_config,