You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
95 lines
2.2 KiB
95 lines
2.2 KiB
/*
|
|
* LCD panel support for the TI OMAP OSK board
|
|
*
|
|
* Copyright (C) 2004 Nokia Corporation
|
|
* Author: Imre Deak <imre.deak@nokia.com>
|
|
* Adapted for OSK by <dirk.behme@de.bosch.com>
|
|
*
|
|
* 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 <mach/hardware.h>
|
|
#include <mach/mux.h>
|
|
|
|
#include "omapfb.h"
|
|
|
|
static int osk_panel_enable(struct lcd_panel *panel)
|
|
{
|
|
/* configure PWL pin */
|
|
omap_cfg_reg(PWL);
|
|
|
|
/* Enable PWL unit */
|
|
omap_writeb(0x01, OMAP_PWL_CLK_ENABLE);
|
|
|
|
/* Set PWL level */
|
|
omap_writeb(0xFF, OMAP_PWL_ENABLE);
|
|
|
|
/* set GPIO2 high (lcd power enabled) */
|
|
gpio_set_value(2, 1);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void osk_panel_disable(struct lcd_panel *panel)
|
|
{
|
|
/* Set PWL level to zero */
|
|
omap_writeb(0x00, OMAP_PWL_ENABLE);
|
|
|
|
/* Disable PWL unit */
|
|
omap_writeb(0x00, OMAP_PWL_CLK_ENABLE);
|
|
|
|
/* set GPIO2 low */
|
|
gpio_set_value(2, 0);
|
|
}
|
|
|
|
static struct lcd_panel osk_panel = {
|
|
.name = "osk",
|
|
.config = OMAP_LCDC_PANEL_TFT,
|
|
|
|
.bpp = 16,
|
|
.data_lines = 16,
|
|
.x_res = 240,
|
|
.y_res = 320,
|
|
.pixel_clock = 12500,
|
|
.hsw = 40,
|
|
.hfp = 40,
|
|
.hbp = 72,
|
|
.vsw = 1,
|
|
.vfp = 1,
|
|
.vbp = 0,
|
|
.pcd = 12,
|
|
|
|
.enable = osk_panel_enable,
|
|
.disable = osk_panel_disable,
|
|
};
|
|
|
|
static int osk_panel_probe(struct platform_device *pdev)
|
|
{
|
|
omapfb_register_panel(&osk_panel);
|
|
return 0;
|
|
}
|
|
|
|
static struct platform_driver osk_panel_driver = {
|
|
.probe = osk_panel_probe,
|
|
.driver = {
|
|
.name = "lcd_osk",
|
|
},
|
|
};
|
|
|
|
module_platform_driver(osk_panel_driver);
|
|
|