131 lines
3.2 KiB
C
131 lines
3.2 KiB
C
|
/*
|
||
|
|
* LCD panel support for the TI OMAP3 Beagle board
|
||
|
|
*
|
||
|
|
* Author: Koen Kooi <koen@openembedded.org>
|
||
|
|
*
|
||
|
|
* Derived from drivers/video/omap/lcd-omap3evm.c
|
||
|
|
*
|
||
|
|
* This program is free software; you can redistribute it and/or modify it
|
||
|
|
* under the terms of the GNU General Public License as published by the
|
||
|
|
* Free Software Foundation; either version 2 of the License, or (at your
|
||
|
|
* option) any later version.
|
||
|
|
*
|
||
|
|
* This program is distributed in the hope that it will be useful, but
|
||
|
|
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||
|
|
* General Public License for more details.
|
||
|
|
*
|
||
|
|
* You should have received a copy of the GNU General Public License along
|
||
|
|
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||
|
|
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <linux/module.h>
|
||
|
|
#include <linux/platform_device.h>
|
||
|
|
#include <linux/gpio.h>
|
||
|
|
#include <linux/i2c/twl4030.h>
|
||
|
|
|
||
|
|
#include <mach/mux.h>
|
||
|
|
#include <mach/omapfb.h>
|
||
|
|
#include <asm/mach-types.h>
|
||
|
|
|
||
|
|
#define LCD_PANEL_ENABLE_GPIO 170
|
||
|
|
|
||
|
|
static int omap3beagle_panel_init(struct lcd_panel *panel,
|
||
|
|
struct omapfb_device *fbdev)
|
||
|
|
{
|
||
|
|
gpio_request(LCD_PANEL_ENABLE_GPIO, "LCD enable");
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void omap3beagle_panel_cleanup(struct lcd_panel *panel)
|
||
|
|
{
|
||
|
|
gpio_free(LCD_PANEL_ENABLE_GPIO);
|
||
|
|
}
|
||
|
|
|
||
|
|
static int omap3beagle_panel_enable(struct lcd_panel *panel)
|
||
|
|
{
|
||
|
|
gpio_set_value(LCD_PANEL_ENABLE_GPIO, 1);
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void omap3beagle_panel_disable(struct lcd_panel *panel)
|
||
|
|
{
|
||
|
|
gpio_set_value(LCD_PANEL_ENABLE_GPIO, 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
static unsigned long omap3beagle_panel_get_caps(struct lcd_panel *panel)
|
||
|
|
{
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
struct lcd_panel omap3beagle_panel = {
|
||
|
|
.name = "omap3beagle",
|
||
|
|
.config = OMAP_LCDC_PANEL_TFT,
|
||
|
|
|
||
|
|
.bpp = 16,
|
||
|
|
.data_lines = 24,
|
||
|
|
.x_res = 1024,
|
||
|
|
.y_res = 768,
|
||
|
|
.hsw = 3, /* hsync_len (4) - 1 */
|
||
|
|
.hfp = 3, /* right_margin (4) - 1 */
|
||
|
|
.hbp = 39, /* left_margin (40) - 1 */
|
||
|
|
.vsw = 1, /* vsync_len (2) - 1 */
|
||
|
|
.vfp = 2, /* lower_margin */
|
||
|
|
.vbp = 7, /* upper_margin (8) - 1 */
|
||
|
|
|
||
|
|
.pixel_clock = 64000,
|
||
|
|
|
||
|
|
.init = omap3beagle_panel_init,
|
||
|
|
.cleanup = omap3beagle_panel_cleanup,
|
||
|
|
.enable = omap3beagle_panel_enable,
|
||
|
|
.disable = omap3beagle_panel_disable,
|
||
|
|
.get_caps = omap3beagle_panel_get_caps,
|
||
|
|
};
|
||
|
|
|
||
|
|
static int omap3beagle_panel_probe(struct platform_device *pdev)
|
||
|
|
{
|
||
|
|
omapfb_register_panel(&omap3beagle_panel);
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int omap3beagle_panel_remove(struct platform_device *pdev)
|
||
|
|
{
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int omap3beagle_panel_suspend(struct platform_device *pdev,
|
||
|
|
pm_message_t mesg)
|
||
|
|
{
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int omap3beagle_panel_resume(struct platform_device *pdev)
|
||
|
|
{
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
struct platform_driver omap3beagle_panel_driver = {
|
||
|
|
.probe = omap3beagle_panel_probe,
|
||
|
|
.remove = omap3beagle_panel_remove,
|
||
|
|
.suspend = omap3beagle_panel_suspend,
|
||
|
|
.resume = omap3beagle_panel_resume,
|
||
|
|
.driver = {
|
||
|
|
.name = "omap3beagle_lcd",
|
||
|
|
.owner = THIS_MODULE,
|
||
|
|
},
|
||
|
|
};
|
||
|
|
|
||
|
|
static int __init omap3beagle_panel_drv_init(void)
|
||
|
|
{
|
||
|
|
return platform_driver_register(&omap3beagle_panel_driver);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void __exit omap3beagle_panel_drv_exit(void)
|
||
|
|
{
|
||
|
|
platform_driver_unregister(&omap3beagle_panel_driver);
|
||
|
|
}
|
||
|
|
|
||
|
|
module_init(omap3beagle_panel_drv_init);
|
||
|
|
module_exit(omap3beagle_panel_drv_exit);
|