drivers/video/omap/lcd_palmtt.c

   1 /*
   2  * LCD panel support for Palm Tungsten|T
   3  * Current version : Marek Vasut <marek.vasut@gmail.com>
   4  *
   5  * Modified from lcd_inn1510.c
   6  *
   7  * This program is free software; you can redistribute it and/or modify it
   8  * under the terms of the GNU General Public License as published by the
   9  * Free Software Foundation; either version 2 of the License, or (at your
  10  * option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  20  */
  21
  22 /*
  23 GPIO11 - backlight
  24 GPIO12 - screen blanking
  25 GPIO13 - screen blanking
  26 */
  27
  28 #include <linux/platform_device.h>
  29 #include <linux/module.h>
  30 #include <linux/io.h>
  31
  32 #include <asm/arch/gpio.h>
  33 #include <asm/arch/omapfb.h>
  34
  35 static int palmtt_panel_init(struct lcd_panel *panel,
  36         struct omapfb_device *fbdev)
  37 {
  38         return 0;
  39 }
  40
  41 static void palmtt_panel_cleanup(struct lcd_panel *panel)
  42 {
  43 }
  44
  45 static int palmtt_panel_enable(struct lcd_panel *panel)
  46 {
  47         return 0;
  48 }
  49
  50 static void palmtt_panel_disable(struct lcd_panel *panel)
  51 {
  52 }
  53
  54 static unsigned long palmtt_panel_get_caps(struct lcd_panel *panel)
  55 {
  56         return OMAPFB_CAPS_SET_BACKLIGHT;
  57 }
  58
  59 struct lcd_panel palmtt_panel = {
  60         .name           = "palmtt",
  61         .config         = OMAP_LCDC_PANEL_TFT | OMAP_LCDC_INV_VSYNC |
  62                         OMAP_LCDC_INV_HSYNC | OMAP_LCDC_HSVS_RISING_EDGE |
  63                         OMAP_LCDC_HSVS_OPPOSITE,
  64         .bpp            = 16,
  65         .data_lines     = 16,
  66         .x_res          = 320,
  67         .y_res          = 320,
  68         .pixel_clock    = 10000,
  69         .hsw            = 4,
  70         .hfp            = 8,
  71         .hbp            = 28,
  72         .vsw            = 1,
  73         .vfp            = 8,
  74         .vbp            = 7,
  75         .pcd            = 0,
  76
  77         .init           = palmtt_panel_init,
  78         .cleanup        = palmtt_panel_cleanup,
  79         .enable         = palmtt_panel_enable,
  80         .disable        = palmtt_panel_disable,
  81         .get_caps       = palmtt_panel_get_caps,
  82 };
  83
  84 static int palmtt_panel_probe(struct platform_device *pdev)
  85 {
  86         omapfb_register_panel(&palmtt_panel);
  87         return 0;
  88 }
  89
  90 static int palmtt_panel_remove(struct platform_device *pdev)
  91 {
  92         return 0;
  93 }
  94
  95 static int palmtt_panel_suspend(struct platform_device *pdev, pm_message_t mesg)
  96 {
  97         return 0;
  98 }
  99
 100 static int palmtt_panel_resume(struct platform_device *pdev)
 101 {
 102         return 0;
 103 }
 104
 105 struct platform_driver palmtt_panel_driver = {
 106         .probe          = palmtt_panel_probe,
 107         .remove         = palmtt_panel_remove,
 108         .suspend        = palmtt_panel_suspend,
 109         .resume         = palmtt_panel_resume,
 110         .driver         = {
 111                 .name   = "lcd_palmtt",
 112                 .owner  = THIS_MODULE,
 113         },
 114 };
 115
 116 static int palmtt_panel_drv_init(void)
 117 {
 118         return platform_driver_register(&palmtt_panel_driver);
 119 }
 120
 121 static void palmtt_panel_drv_cleanup(void)
 122 {
 123         platform_driver_unregister(&palmtt_panel_driver);
 124 }
 125
 126 module_init(palmtt_panel_drv_init);
 127 module_exit(palmtt_panel_drv_cleanup);