omapfb: add support for the Amstrad Delta LCD

objs-y$(CONFIG_FB_OMAP_LCDC_HWA742) += hwa742.o

objs-y$(CONFIG_FB_OMAP_LCDC_BLIZZARD) += blizzard.o

objs-y$(CONFIG_MACH_AMS_DELTA) += lcd_ams_delta.o

objs-y$(CONFIG_MACH_OMAP_H4) += lcd_h4.o

objs-y$(CONFIG_MACH_OMAP_H3) += lcd_h3.o

objs-y$(CONFIG_MACH_OMAP_PALMTE) += lcd_palmte.o

/*

 * Based on drivers/video/omap/lcd_inn1510.c

 *

 * LCD panel support for the Amstrad E3 (Delta) videophone.

 *

 * Copyright (C) 2006 Jonathan McDowell <noodles@earth.li>

 *

 * 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/io.h>

#include <linux/delay.h>

#include <mach/board-ams-delta.h>

#include <mach/hardware.h>

#include <mach/omapfb.h>

#define AMS_DELTA_DEFAULT_CONTRAST	112

static int ams_delta_panel_init(struct lcd_panel *panel,

		struct omapfb_device *fbdev)

{

	return 0;

}

static void ams_delta_panel_cleanup(struct lcd_panel *panel)

{

}

static int ams_delta_panel_enable(struct lcd_panel *panel)

{

	ams_delta_latch2_write(AMS_DELTA_LATCH2_LCD_NDISP,

			AMS_DELTA_LATCH2_LCD_NDISP);

	ams_delta_latch2_write(AMS_DELTA_LATCH2_LCD_VBLEN,

			AMS_DELTA_LATCH2_LCD_VBLEN);

	omap_writeb(1, OMAP_PWL_CLK_ENABLE);

	omap_writeb(AMS_DELTA_DEFAULT_CONTRAST, OMAP_PWL_ENABLE);

	return 0;

}

static void ams_delta_panel_disable(struct lcd_panel *panel)

{

	ams_delta_latch2_write(AMS_DELTA_LATCH2_LCD_VBLEN, 0);

	ams_delta_latch2_write(AMS_DELTA_LATCH2_LCD_NDISP, 0);

}

static unsigned long ams_delta_panel_get_caps(struct lcd_panel *panel)

{

	return 0;

}

static struct lcd_panel ams_delta_panel = {

	.name		= "ams-delta",

	.config		= 0,

	.bpp		= 12,

	.data_lines	= 16,

	.x_res		= 480,

	.y_res		= 320,

	.pixel_clock	= 4687,

	.hsw		= 3,

	.hfp		= 1,

	.hbp		= 1,

	.vsw		= 1,

	.vfp		= 0,

	.vbp		= 0,

	.pcd		= 0,

	.acb		= 37,

	.init		= ams_delta_panel_init,

	.cleanup	= ams_delta_panel_cleanup,

	.enable		= ams_delta_panel_enable,

	.disable	= ams_delta_panel_disable,

	.get_caps	= ams_delta_panel_get_caps,

};

static int ams_delta_panel_probe(struct platform_device *pdev)

{

	omapfb_register_panel(&ams_delta_panel);

	return 0;

}

static int ams_delta_panel_remove(struct platform_device *pdev)

{

	return 0;

}

static int ams_delta_panel_suspend(struct platform_device *pdev,

		pm_message_t mesg)

{

	return 0;

}

static int ams_delta_panel_resume(struct platform_device *pdev)

{

	return 0;

}

struct platform_driver ams_delta_panel_driver = {

	.probe		= ams_delta_panel_probe,

	.remove		= ams_delta_panel_remove,

	.suspend	= ams_delta_panel_suspend,

	.resume		= ams_delta_panel_resume,

	.driver		= {

		.name	= "lcd_ams_delta",

		.owner	= THIS_MODULE,

	},

};

static int ams_delta_panel_drv_init(void)

{

	return platform_driver_register(&ams_delta_panel_driver);

}

static void ams_delta_panel_drv_cleanup(void)

{

	platform_driver_unregister(&ams_delta_panel_driver);

}

module_init(ams_delta_panel_drv_init);

module_exit(ams_delta_panel_drv_cleanup);