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/*
* LCD panel support for the TI OMAP H3 board
*
* Copyright (C) 2004 Nokia Corporation
* Author: Imre Deak <imre.deak@nokia.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/i2c/tps65010.h>
#include <mach/gpio.h>
#include <mach/omapfb.h>
#define MODULE_NAME "omapfb-lcd_h3"
static int h3_panel_init(struct lcd_panel *panel, struct omapfb_device *fbdev)
{
return 0;
}
static void h3_panel_cleanup(struct lcd_panel *panel)
{
}
static int h3_panel_enable(struct lcd_panel *panel)
{
int r = 0;
/* GPIO1 and GPIO2 of TPS65010 send LCD_ENBKL and LCD_ENVDD signals */
r = tps65010_set_gpio_out_value(GPIO1, HIGH);
if (!r)
r = tps65010_set_gpio_out_value(GPIO2, HIGH);
if (r)
pr_err(MODULE_NAME ": Unable to turn on LCD panel\n");
return r;
}
static void h3_panel_disable(struct lcd_panel *panel)
{
int r = 0;
/* GPIO1 and GPIO2 of TPS65010 send LCD_ENBKL and LCD_ENVDD signals */
r = tps65010_set_gpio_out_value(GPIO1, LOW);
if (!r)
tps65010_set_gpio_out_value(GPIO2, LOW);
if (r)
pr_err(MODULE_NAME ": Unable to turn off LCD panel\n");
}
static unsigned long h3_panel_get_caps(struct lcd_panel *panel)
{
return 0;
}
struct lcd_panel h3_panel = {
.name = "h3",
.config = OMAP_LCDC_PANEL_TFT,
.data_lines = 16,
.bpp = 16,
.x_res = 240,
.y_res = 320,
.pixel_clock = 12000,
.hsw = 12,
.hfp = 14,
.hbp = 72 - 12,
.vsw = 1,
.vfp = 1,
.vbp = 0,
.pcd = 0,
.init = h3_panel_init,
.cleanup = h3_panel_cleanup,
.enable = h3_panel_enable,
.disable = h3_panel_disable,
.get_caps = h3_panel_get_caps,
};
static int h3_panel_probe(struct platform_device *pdev)
{
omapfb_register_panel(&h3_panel);
return 0;
}
static int h3_panel_remove(struct platform_device *pdev)
{
return 0;
}
static int h3_panel_suspend(struct platform_device *pdev, pm_message_t mesg)
{
return 0;
}
static int h3_panel_resume(struct platform_device *pdev)
{
return 0;
}
struct platform_driver h3_panel_driver = {
.probe = h3_panel_probe,
.remove = h3_panel_remove,
.suspend = h3_panel_suspend,
.resume = h3_panel_resume,
.driver = {
.name = "lcd_h3",
.owner = THIS_MODULE,
},
};
static int h3_panel_drv_init(void)
{
return platform_driver_register(&h3_panel_driver);
}
static void h3_panel_drv_cleanup(void)
{
platform_driver_unregister(&h3_panel_driver);
}
module_init(h3_panel_drv_init);
module_exit(h3_panel_drv_cleanup);
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