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