[deliverable/linux.git] / drivers / video / omap / lcd_h3.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 <mach/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;
}

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 __init h3_panel_drv_init(void)
{
	return platform_driver_register(&h3_panel_driver);
}

static void __exit h3_panel_drv_cleanup(void)
{
	platform_driver_unregister(&h3_panel_driver);
}

module_init(h3_panel_drv_init);
module_exit(h3_panel_drv_cleanup);
Commit	Line	Data
65316c91 ID	1	/*
	2	* LCD panel support for the TI OMAP H3 board
	3	*
	4	* Copyright (C) 2004 Nokia Corporation
	5	* Author: Imre Deak <imre.deak@nokia.com>
	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	#include <linux/module.h>
	23	#include <linux/platform_device.h>
6d16bfb5	24	#include <linux/i2c/tps65010.h>
65316c91	25
a09e64fb	26	#include <mach/gpio.h>
91773a00	27	#include "omapfb.h"
65316c91 ID	28
	29	#define MODULE_NAME "omapfb-lcd_h3"
	30
65316c91 ID	31	static int h3_panel_init(struct lcd_panel panel, struct omapfb_device fbdev)
	32	{
	33	return 0;
	34	}
	35
	36	static void h3_panel_cleanup(struct lcd_panel *panel)
	37	{
	38	}
	39
	40	static int h3_panel_enable(struct lcd_panel *panel)
	41	{
	42	int r = 0;
	43
	44	/* GPIO1 and GPIO2 of TPS65010 send LCD_ENBKL and LCD_ENVDD signals */
	45	r = tps65010_set_gpio_out_value(GPIO1, HIGH);
	46	if (!r)
	47	r = tps65010_set_gpio_out_value(GPIO2, HIGH);
	48	if (r)
1f7c8234	49	pr_err(MODULE_NAME ": Unable to turn on LCD panel\n");
65316c91 ID	50
	51	return r;
	52	}
	53
	54	static void h3_panel_disable(struct lcd_panel *panel)
	55	{
	56	int r = 0;
	57
	58	/* GPIO1 and GPIO2 of TPS65010 send LCD_ENBKL and LCD_ENVDD signals */
	59	r = tps65010_set_gpio_out_value(GPIO1, LOW);
	60	if (!r)
	61	tps65010_set_gpio_out_value(GPIO2, LOW);
	62	if (r)
1f7c8234	63	pr_err(MODULE_NAME ": Unable to turn off LCD panel\n");
65316c91 ID	64	}
	65
	66	static unsigned long h3_panel_get_caps(struct lcd_panel *panel)
	67	{
	68	return 0;
	69	}
	70
	71	struct lcd_panel h3_panel = {
	72	.name = "h3",
	73	.config = OMAP_LCDC_PANEL_TFT,
	74
	75	.data_lines = 16,
	76	.bpp = 16,
	77	.x_res = 240,
	78	.y_res = 320,
	79	.pixel_clock = 12000,
	80	.hsw = 12,
	81	.hfp = 14,
	82	.hbp = 72 - 12,
	83	.vsw = 1,
	84	.vfp = 1,
	85	.vbp = 0,
	86	.pcd = 0,
	87
	88	.init = h3_panel_init,
	89	.cleanup = h3_panel_cleanup,
	90	.enable = h3_panel_enable,
	91	.disable = h3_panel_disable,
	92	.get_caps = h3_panel_get_caps,
	93	};
	94
	95	static int h3_panel_probe(struct platform_device *pdev)
	96	{
	97	omapfb_register_panel(&h3_panel);
	98	return 0;
	99	}
	100
	101	static int h3_panel_remove(struct platform_device *pdev)
	102	{
	103	return 0;
	104	}
	105
	106	static int h3_panel_suspend(struct platform_device *pdev, pm_message_t mesg)
	107	{
	108	return 0;
	109	}
	110
	111	static int h3_panel_resume(struct platform_device *pdev)
	112	{
	113	return 0;
	114	}
	115
	116	struct platform_driver h3_panel_driver = {
	117	.probe = h3_panel_probe,
	118	.remove = h3_panel_remove,
	119	.suspend = h3_panel_suspend,
	120	.resume = h3_panel_resume,
	121	.driver = {
	122	.name = "lcd_h3",
	123	.owner = THIS_MODULE,
	124	},
	125	};
	126
3f6db50f	127	static int __init h3_panel_drv_init(void)
65316c91 ID	128	{
	129	return platform_driver_register(&h3_panel_driver);
	130	}
	131
3f6db50f	132	static void __exit h3_panel_drv_cleanup(void)
65316c91 ID	133	{
	134	platform_driver_unregister(&h3_panel_driver);
	135	}
	136
	137	module_init(h3_panel_drv_init);
	138	module_exit(h3_panel_drv_cleanup);
	139