[linux-2.6-block.git] / arch / arm / plat-omap / fb.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 <mach/hardware.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	= ~(u32)0,
		.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);

#elif defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE)

static u64 omap_fb_dma_mask = ~(u32)0;
static struct omapfb_platform_data omapfb_config;

static struct platform_device omap_fb_device = {
	.name		= "omapfb",
	.id		= -1,
	.dev = {
		.dma_mask		= &omap_fb_dma_mask,
		.coherent_dma_mask	= ~(u32)0,
		.platform_data		= &omapfb_config,
	},
	.num_resources = 0,
};

static int __init omap_init_fb(void)
{
	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
Commit	Line	Data
c40fae95 TL	1	/*
	2	* File: arch/arm/plat-omap/fb.c
	3	*
	4	* Framebuffer device registration for TI OMAP platforms
	5	*
	6	* Copyright (C) 2006 Nokia Corporation
	7	* Author: Imre Deak <imre.deak@nokia.com>
	8	*
	9	* This program is free software; you can redistribute it and/or modify it
	10	* under the terms of the GNU General Public License as published by the
	11	* Free Software Foundation; either version 2 of the License, or (at your
	12	* option) any later version.
	13	*
	14	* This program is distributed in the hope that it will be useful, but
	15	* WITHOUT ANY WARRANTY; without even the implied warranty of
	16	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	17	* General Public License for more details.
	18	*
	19	* You should have received a copy of the GNU General Public License along
	20	* with this program; if not, write to the Free Software Foundation, Inc.,
	21	* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
	22	*/
	23
0dc5e77c TL	24	#include <linux/module.h>
0dc5e77c TL	25	#include <linux/kernel.h>
27ac792c	26	#include <linux/mm.h>
0dc5e77c TL	27	#include <linux/init.h>
0dc5e77c TL	28	#include <linux/platform_device.h>
98864ff5	29	#include <linux/memblock.h>
fced80c7	30	#include <linux/io.h>
91773a00	31	#include <linux/omapfb.h>
0dc5e77c	32
a09e64fb	33	#include <mach/hardware.h>
0dc5e77c TL	34	#include <asm/mach/map.h>
0dc5e77c TL	35
0dc5e77c TL	36	#if defined(CONFIG_FB_OMAP) \|\| defined(CONFIG_FB_OMAP_MODULE)
0dc5e77c TL	37
ddba6c7f	38	static bool omapfb_lcd_configured;
0dc5e77c TL	39	static struct omapfb_platform_data omapfb_config;
	40
	41	static u64 omap_fb_dma_mask = ~(u32)0;
	42
	43	static struct platform_device omap_fb_device = {
	44	.name = "omapfb",
	45	.id = -1,
	46	.dev = {
	47	.dma_mask = &omap_fb_dma_mask,
	48	.coherent_dma_mask = ~(u32)0,
	49	.platform_data = &omapfb_config,
	50	},
	51	.num_resources = 0,
	52	};
	53
ddba6c7f	54	void __init omapfb_set_lcd_config(const struct omap_lcd_config *config)
0dc5e77c	55	{
ddba6c7f TV	56	omapfb_config.lcd = *config;
	57	omapfb_lcd_configured = true;
	58	}
0dc5e77c	59
ddba6c7f TV	60	static int __init omap_init_fb(void)
	61	{
	62	/*
	63	* If the board file has not set the lcd config with
	64	* omapfb_set_lcd_config(), don't bother registering the omapfb device
	65	*/
	66	if (!omapfb_lcd_configured)
0dc5e77c	67	return 0;
1e434f93	68
0dc5e77c TL	69	return platform_device_register(&omap_fb_device);
	70	}
	71
	72	arch_initcall(omap_init_fb);
	73
b39a982d TV	74	#elif defined(CONFIG_FB_OMAP2) \|\| defined(CONFIG_FB_OMAP2_MODULE)
	75
	76	static u64 omap_fb_dma_mask = ~(u32)0;
	77	static struct omapfb_platform_data omapfb_config;
	78
	79	static struct platform_device omap_fb_device = {
	80	.name = "omapfb",
	81	.id = -1,
	82	.dev = {
	83	.dma_mask = &omap_fb_dma_mask,
	84	.coherent_dma_mask = ~(u32)0,
	85	.platform_data = &omapfb_config,
	86	},
	87	.num_resources = 0,
	88	};
	89
375c324b	90	static int __init omap_init_fb(void)
b39a982d TV	91	{
	92	return platform_device_register(&omap_fb_device);
	93	}
	94
	95	arch_initcall(omap_init_fb);
0dc5e77c	96
ddba6c7f TV	97	#else
ddba6c7f TV	98
001b7f3e TL	99	void __init omapfb_set_lcd_config(const struct omap_lcd_config *config)
	100	{
	101	}
ddba6c7f	102
0dc5e77c	103	#endif