drivers/video/omap/lcd_apollon.c

   1 /*
   2  * File: drivers/video/omap/lcd_apollon.c
   3  *
   4  * LCD panel support for the Samsung OMAP2 Apollon board
   5  *
   6  * Copyright (C) 2005,2006 Samsung Electronics
   7  * Author: Kyungmin Park <kyungmin.park@samsung.com>
   8  *
   9  * Derived from drivers/video/omap/lcd-h4.c
  10  *
  11  * This program is free software; you can redistribute it and/or modify it
  12  * under the terms of the GNU General Public License as published by the
  13  * Free Software Foundation; either version 2 of the License, or (at your
  14  * option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful, but
  17  * WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  19  * General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License along
  22  * with this program; if not, write to the Free Software Foundation, Inc.,
  23  * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  24  */
  25
  26 #include <linux/module.h>
  27 #include <linux/platform_device.h>
  28
  29 #include <asm/arch/gpio.h>
  30 #include <asm/arch/mux.h>
  31 #include <asm/arch/omapfb.h>
  32
  33 /* #define USE_35INCH_LCD 1 */
  34
  35 static int apollon_panel_init(struct lcd_panel *panel,
  36                                 struct omapfb_device *fbdev)
  37 {
  38         /* configure LCD PWR_EN */
  39         omap_cfg_reg(M21_242X_GPIO11);
  40         return 0;
  41 }
  42
  43 static void apollon_panel_cleanup(struct lcd_panel *panel)
  44 {
  45 }
  46
  47 static int apollon_panel_enable(struct lcd_panel *panel)
  48 {
  49         return 0;
  50 }
  51
  52 static void apollon_panel_disable(struct lcd_panel *panel)
  53 {
  54 }
  55
  56 static unsigned long apollon_panel_get_caps(struct lcd_panel *panel)
  57 {
  58         return 0;
  59 }
  60
  61 struct lcd_panel apollon_panel = {
  62         .name           = "apollon",
  63         .config         = OMAP_LCDC_PANEL_TFT | OMAP_LCDC_INV_VSYNC |
  64                           OMAP_LCDC_INV_HSYNC,
  65
  66         .bpp            = 16,
  67         .data_lines     = 18,
  68 #ifdef USE_35INCH_LCD
  69         .x_res          = 240,
  70         .y_res          = 320,
  71         .hsw            = 2,
  72         .hfp            = 3,
  73         .hbp            = 9,
  74         .vsw            = 4,
  75         .vfp            = 3,
  76         .vbp            = 5,
  77 #else
  78         .x_res          = 480,
  79         .y_res          = 272,
  80         .hsw            = 41,
  81         .hfp            = 2,
  82         .hbp            = 2,
  83         .vsw            = 10,
  84         .vfp            = 2,
  85         .vbp            = 2,
  86 #endif
  87         .pixel_clock    = 6250,
  88
  89         .init           = apollon_panel_init,
  90         .cleanup        = apollon_panel_cleanup,
  91         .enable         = apollon_panel_enable,
  92         .disable        = apollon_panel_disable,
  93         .get_caps       = apollon_panel_get_caps,
  94 };
  95
  96 static int apollon_panel_probe(struct platform_device *pdev)
  97 {
  98         omapfb_register_panel(&apollon_panel);
  99         return 0;
 100 }
 101
 102 static int apollon_panel_remove(struct platform_device *pdev)
 103 {
 104         return 0;
 105 }
 106
 107 static int apollon_panel_suspend(struct platform_device *pdev, 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);