drivers/video/omap/lcd_apollon.c

   1 /*
   2  * LCD panel support for the Samsung OMAP2 Apollon board
   3  *
   4  * Copyright (C) 2005,2006 Samsung Electronics
   5  * Author: Kyungmin Park <kyungmin.park@samsung.com>
   6  *
   7  * Derived from drivers/video/omap/lcd-h4.c
   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
  24 #include <linux/module.h>
  25 #include <linux/platform_device.h>
  26
  27 #include <mach/gpio.h>
  28 #include <mach/mux.h>
  29 #include <mach/omapfb.h>
  30
  31 /* #define USE_35INCH_LCD 1 */
  32
  33 static int apollon_panel_init(struct lcd_panel *panel,
  34                                 struct omapfb_device *fbdev)
  35 {
  36         /* configure LCD PWR_EN */
  37         omap_cfg_reg(M21_242X_GPIO11);
  38         return 0;
  39 }
  40
  41 static void apollon_panel_cleanup(struct lcd_panel *panel)
  42 {
  43 }
  44
  45 static int apollon_panel_enable(struct lcd_panel *panel)
  46 {
  47         return 0;
  48 }
  49
  50 static void apollon_panel_disable(struct lcd_panel *panel)
  51 {
  52 }
  53
  54 static unsigned long apollon_panel_get_caps(struct lcd_panel *panel)
  55 {
  56         return 0;
  57 }
  58
  59 struct lcd_panel apollon_panel = {
  60         .name           = "apollon",
  61         .config         = OMAP_LCDC_PANEL_TFT | OMAP_LCDC_INV_VSYNC |
  62                           OMAP_LCDC_INV_HSYNC,
  63
  64         .bpp            = 16,
  65         .data_lines     = 18,
  66 #ifdef USE_35INCH_LCD
  67         .x_res          = 240,
  68         .y_res          = 320,
  69         .hsw            = 2,
  70         .hfp            = 3,
  71         .hbp            = 9,
  72         .vsw            = 4,
  73         .vfp            = 3,
  74         .vbp            = 5,
  75 #else
  76         .x_res          = 480,
  77         .y_res          = 272,
  78         .hsw            = 41,
  79         .hfp            = 2,
  80         .hbp            = 2,
  81         .vsw            = 10,
  82         .vfp            = 2,
  83         .vbp            = 2,
  84 #endif
  85         .pixel_clock    = 6250,
  86
  87         .init           = apollon_panel_init,
  88         .cleanup        = apollon_panel_cleanup,
  89         .enable         = apollon_panel_enable,
  90         .disable        = apollon_panel_disable,
  91         .get_caps       = apollon_panel_get_caps,
  92 };
  93
  94 static int apollon_panel_probe(struct platform_device *pdev)
  95 {
  96         omapfb_register_panel(&apollon_panel);
  97         return 0;
  98 }
  99
 100 static int apollon_panel_remove(struct platform_device *pdev)
 101 {
 102         return 0;
 103 }
 104
 105 static int apollon_panel_suspend(struct platform_device *pdev,
 106                                   pm_message_t mesg)
 107 {
 108         return 0;
 109 }
 110
 111 static int apollon_panel_resume(struct platform_device *pdev)
 112 {
 113         return 0;
 114 }
 115
 116 struct platform_driver apollon_panel_driver = {
 117         .probe          = apollon_panel_probe,
 118         .remove         = apollon_panel_remove,
 119         .suspend        = apollon_panel_suspend,
 120         .resume         = apollon_panel_resume,
 121         .driver         = {
 122                 .name   = "apollon_lcd",
 123                 .owner  = THIS_MODULE,
 124         },
 125 };
 126
 127 static int __init apollon_panel_drv_init(void)
 128 {
 129         return platform_driver_register(&apollon_panel_driver);
 130 }
 131
 132 static void __exit apollon_panel_drv_exit(void)
 133 {
 134         platform_driver_unregister(&apollon_panel_driver);
 135 }
 136
 137 module_init(apollon_panel_drv_init);
 138 module_exit(apollon_panel_drv_exit);