127 lines
2.8 KiB
C
127 lines
2.8 KiB
C
|
/*
|
||
|
|
* 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 <linux/gpio.h>
|
||
|
|
|
||
|
|
#include "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;
|
||
|
|
}
|
||
|
|
|
||
|
|
static 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",
|
||
|
|
},
|
||
|
|
};
|
||
|
|
|
||
|
|
module_platform_driver(h3_panel_driver);
|