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