release/src-rt-6.x.4708/linux/linux-2.6.36/drivers/staging/msm/mddi_ext_lcd.c

   1 /* Copyright (c) 2008-2009, Code Aurora Forum. All rights reserved.
   2  *
   3  * This program is free software; you can redistribute it and/or modify
   4  * it under the terms of the GNU General Public License version 2 and
   5  * only version 2 as published by the Free Software Foundation.
   6  *
   7  * This program is distributed in the hope that it will be useful,
   8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
   9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10  * GNU General Public License for more details.
  11  *
  12  * You should have received a copy of the GNU General Public License
  13  * along with this program; if not, write to the Free Software
  14  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  15  * 02110-1301, USA.
  16  */
  17
  18 #include "msm_fb.h"
  19 #include "mddihost.h"
  20 #include "mddihosti.h"
  21
  22 static int mddi_ext_lcd_on(struct platform_device *pdev);
  23 static int mddi_ext_lcd_off(struct platform_device *pdev);
  24
  25 static int mddi_ext_lcd_on(struct platform_device *pdev)
  26 {
  27         return 0;
  28 }
  29
  30 static int mddi_ext_lcd_off(struct platform_device *pdev)
  31 {
  32         return 0;
  33 }
  34
  35 static int __init mddi_ext_lcd_probe(struct platform_device *pdev)
  36 {
  37         msm_fb_add_device(pdev);
  38
  39         return 0;
  40 }
  41
  42 static struct platform_driver this_driver = {
  43         .probe  = mddi_ext_lcd_probe,
  44         .driver = {
  45                 .name   = "extmddi_svga",
  46         },
  47 };
  48
  49 static struct msm_fb_panel_data mddi_ext_lcd_panel_data = {
  50         .panel_info.xres = 800,
  51         .panel_info.yres = 600,
  52         .panel_info.type = EXT_MDDI_PANEL,
  53         .panel_info.pdest = DISPLAY_1,
  54         .panel_info.wait_cycle = 0,
  55         .panel_info.bpp = 18,
  56         .panel_info.fb_num = 2,
  57         .panel_info.clk_rate = 122880000,
  58         .panel_info.clk_min  = 120000000,
  59         .panel_info.clk_max  = 125000000,
  60         .on = mddi_ext_lcd_on,
  61         .off = mddi_ext_lcd_off,
  62 };
  63
  64 static struct platform_device this_device = {
  65         .name   = "extmddi_svga",
  66         .id     = 0,
  67         .dev    = {
  68                 .platform_data = &mddi_ext_lcd_panel_data,
  69         }
  70 };
  71
  72 static int __init mddi_ext_lcd_init(void)
  73 {
  74         int ret;
  75         struct msm_panel_info *pinfo;
  76
  77         ret = platform_driver_register(&this_driver);
  78         if (!ret) {
  79                 pinfo = &mddi_ext_lcd_panel_data.panel_info;
  80                 pinfo->lcd.vsync_enable = FALSE;
  81                 pinfo->mddi.vdopkt = MDDI_DEFAULT_PRIM_PIX_ATTR;
  82
  83                 ret = platform_device_register(&this_device);
  84                 if (ret)
  85                         platform_driver_unregister(&this_driver);
  86         }
  87
  88         return ret;
  89 }
  90
  91 module_init(mddi_ext_lcd_init);