blob: dd6f92c99e565f2ac82ea8e9c382e1c879b521d3 [file] [log] [blame]
Tony Lindgrenc40fae952006-12-07 13:58:10 -08001/*
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
Tony Lindgren0dc5e772006-04-02 17:46:26 +010024#include <linux/module.h>
25#include <linux/kernel.h>
Andrea Righi27ac7922008-07-23 21:28:13 -070026#include <linux/mm.h>
Tony Lindgren0dc5e772006-04-02 17:46:26 +010027#include <linux/init.h>
28#include <linux/platform_device.h>
Russell King98864ff2010-05-22 23:59:11 +010029#include <linux/memblock.h>
Russell Kingfced80c2008-09-06 12:10:45 +010030#include <linux/io.h>
Tomi Valkeinen91773a02009-08-03 15:06:36 +030031#include <linux/omapfb.h>
Tony Lindgren0dc5e772006-04-02 17:46:26 +010032
Russell Kinga09e64f2008-08-05 16:14:15 +010033#include <mach/hardware.h>
Tony Lindgren0dc5e772006-04-02 17:46:26 +010034#include <asm/mach/map.h>
35
Tony Lindgrence491cf2009-10-20 09:40:47 -070036#include <plat/board.h>
Manjunath Kondaiah Gb0a330d2010-10-08 10:00:19 -070037
Tony Lindgren0dc5e772006-04-02 17:46:26 +010038#if defined(CONFIG_FB_OMAP) || defined(CONFIG_FB_OMAP_MODULE)
39
Tomi Valkeinenddba6c72011-09-20 15:23:13 +030040static bool omapfb_lcd_configured;
Tony Lindgren0dc5e772006-04-02 17:46:26 +010041static struct omapfb_platform_data omapfb_config;
42
43static u64 omap_fb_dma_mask = ~(u32)0;
44
45static struct platform_device omap_fb_device = {
46 .name = "omapfb",
47 .id = -1,
48 .dev = {
49 .dma_mask = &omap_fb_dma_mask,
50 .coherent_dma_mask = ~(u32)0,
51 .platform_data = &omapfb_config,
52 },
53 .num_resources = 0,
54};
55
Tomi Valkeinenddba6c72011-09-20 15:23:13 +030056void __init omapfb_set_lcd_config(const struct omap_lcd_config *config)
57{
58 omapfb_config.lcd = *config;
59 omapfb_lcd_configured = true;
60}
61
Uwe Kleine-König375c3242010-09-02 10:03:38 +020062static int __init omap_init_fb(void)
Tony Lindgren0dc5e772006-04-02 17:46:26 +010063{
Tomi Valkeinenddba6c72011-09-20 15:23:13 +030064 /*
65 * If the board file has not set the lcd config with
66 * omapfb_set_lcd_config(), don't bother registering the omapfb device
67 */
68 if (!omapfb_lcd_configured)
Imre Deakb7cc6d42007-03-06 03:16:36 -080069 return 0;
Tomi Valkeinen1e434f92011-09-20 14:12:43 +030070
Tony Lindgren0dc5e772006-04-02 17:46:26 +010071 return platform_device_register(&omap_fb_device);
72}
73
74arch_initcall(omap_init_fb);
75
Tomi Valkeinenb39a982d2009-08-04 16:12:50 +030076#elif defined(CONFIG_FB_OMAP2) || defined(CONFIG_FB_OMAP2_MODULE)
77
78static u64 omap_fb_dma_mask = ~(u32)0;
79static struct omapfb_platform_data omapfb_config;
80
81static struct platform_device omap_fb_device = {
82 .name = "omapfb",
83 .id = -1,
84 .dev = {
85 .dma_mask = &omap_fb_dma_mask,
86 .coherent_dma_mask = ~(u32)0,
87 .platform_data = &omapfb_config,
88 },
89 .num_resources = 0,
90};
91
Uwe Kleine-König375c3242010-09-02 10:03:38 +020092static int __init omap_init_fb(void)
Tomi Valkeinenb39a982d2009-08-04 16:12:50 +030093{
94 return platform_device_register(&omap_fb_device);
95}
96
97arch_initcall(omap_init_fb);
Tony Lindgren0dc5e772006-04-02 17:46:26 +010098
Tomi Valkeinenddba6c72011-09-20 15:23:13 +030099#else
100
Tony Lindgren001b7f32012-03-08 12:43:28 -0800101void __init omapfb_set_lcd_config(const struct omap_lcd_config *config)
102{
103}
Tomi Valkeinenddba6c72011-09-20 15:23:13 +0300104
Tony Lindgren0dc5e772006-04-02 17:46:26 +0100105#endif