81 lines
		
	
	
	
		
			2.1 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			81 lines
		
	
	
	
		
			2.1 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
|   | /*
 | ||
|  |  * File: arch/arm/plat-omap/fb.c | ||
|  |  * | ||
|  |  * Framebuffer device registration for TI OMAP platforms | ||
|  |  * | ||
|  |  * Copyright (C) 2006 Nokia Corporation | ||
|  |  * Author: Imre Deak <imre.deak@nokia.com> | ||
|  |  * | ||
|  |  * This program is free software; you can redistribute it and/or modify it | ||
|  |  * under the terms of the GNU General Public License as published by the | ||
|  |  * Free Software Foundation; either version 2 of the License, or (at your | ||
|  |  * option) any later version. | ||
|  |  * | ||
|  |  * This program is distributed in the hope that it will be useful, but | ||
|  |  * WITHOUT ANY WARRANTY; without even the implied warranty of | ||
|  |  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU | ||
|  |  * General Public License for more details. | ||
|  |  * | ||
|  |  * You should have received a copy of the GNU General Public License along | ||
|  |  * with this program; if not, write to the Free Software Foundation, Inc., | ||
|  |  * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. | ||
|  |  */ | ||
|  | 
 | ||
|  | #include <linux/module.h>
 | ||
|  | #include <linux/kernel.h>
 | ||
|  | #include <linux/mm.h>
 | ||
|  | #include <linux/init.h>
 | ||
|  | #include <linux/platform_device.h>
 | ||
|  | #include <linux/memblock.h>
 | ||
|  | #include <linux/io.h>
 | ||
|  | #include <linux/omapfb.h>
 | ||
|  | #include <linux/dma-mapping.h>
 | ||
|  | 
 | ||
|  | #include <asm/mach/map.h>
 | ||
|  | 
 | ||
|  | #if defined(CONFIG_FB_OMAP) || defined(CONFIG_FB_OMAP_MODULE)
 | ||
|  | 
 | ||
|  | static bool omapfb_lcd_configured; | ||
|  | static struct omapfb_platform_data omapfb_config; | ||
|  | 
 | ||
|  | static u64 omap_fb_dma_mask = ~(u32)0; | ||
|  | 
 | ||
|  | static struct platform_device omap_fb_device = { | ||
|  | 	.name		= "omapfb", | ||
|  | 	.id		= -1, | ||
|  | 	.dev = { | ||
|  | 		.dma_mask		= &omap_fb_dma_mask, | ||
|  | 		.coherent_dma_mask	= DMA_BIT_MASK(32), | ||
|  | 		.platform_data		= &omapfb_config, | ||
|  | 	}, | ||
|  | 	.num_resources = 0, | ||
|  | }; | ||
|  | 
 | ||
|  | void __init omapfb_set_lcd_config(const struct omap_lcd_config *config) | ||
|  | { | ||
|  | 	omapfb_config.lcd = *config; | ||
|  | 	omapfb_lcd_configured = true; | ||
|  | } | ||
|  | 
 | ||
|  | static int __init omap_init_fb(void) | ||
|  | { | ||
|  | 	/*
 | ||
|  | 	 * If the board file has not set the lcd config with | ||
|  | 	 * omapfb_set_lcd_config(), don't bother registering the omapfb device | ||
|  | 	 */ | ||
|  | 	if (!omapfb_lcd_configured) | ||
|  | 		return 0; | ||
|  | 
 | ||
|  | 	return platform_device_register(&omap_fb_device); | ||
|  | } | ||
|  | 
 | ||
|  | arch_initcall(omap_init_fb); | ||
|  | 
 | ||
|  | #else
 | ||
|  | 
 | ||
|  | void __init omapfb_set_lcd_config(const struct omap_lcd_config *config) | ||
|  | { | ||
|  | } | ||
|  | 
 | ||
|  | #endif
 |