/*
   * LCD panel support for the TI OMAP1610 Innovator 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 <asm/gpio.h>

  #include "omapfb.h"

  
  #define MODULE_NAME	"omapfb-lcd_h3"

  static int innovator1610_panel_init(struct lcd_panel *panel,
  				    struct omapfb_device *fbdev)
  {
  	int r = 0;

  	if (gpio_request(14, "lcd_en0")) {

  		pr_err(MODULE_NAME ": can't request GPIO 14
  ");

  		r = -1;
  		goto exit;
  	}

  	if (gpio_request(15, "lcd_en1")) {

  		pr_err(MODULE_NAME ": can't request GPIO 15
  ");

  		gpio_free(14);

  		r = -1;
  		goto exit;
  	}
  	/* configure GPIO(14, 15) as outputs */

  	gpio_direction_output(14, 0);
  	gpio_direction_output(15, 0);

  exit:
  	return r;
  }
  
  static void innovator1610_panel_cleanup(struct lcd_panel *panel)
  {

  	gpio_free(15);
  	gpio_free(14);

  }
  
  static int innovator1610_panel_enable(struct lcd_panel *panel)
  {
  	/* set GPIO14 and GPIO15 high */

  	gpio_set_value(14, 1);
  	gpio_set_value(15, 1);

  	return 0;
  }
  
  static void innovator1610_panel_disable(struct lcd_panel *panel)
  {
  	/* set GPIO13, GPIO14 and GPIO15 low */

  	gpio_set_value(14, 0);
  	gpio_set_value(15, 0);

  }
  
  static unsigned long innovator1610_panel_get_caps(struct lcd_panel *panel)
  {
  	return 0;
  }
  
  struct lcd_panel innovator1610_panel = {
  	.name		= "inn1610",
  	.config		= OMAP_LCDC_PANEL_TFT,
  
  	.bpp		= 16,
  	.data_lines	= 16,
  	.x_res		= 320,
  	.y_res		= 240,
  	.pixel_clock	= 12500,
  	.hsw		= 40,
  	.hfp		= 40,
  	.hbp		= 72,
  	.vsw		= 1,
  	.vfp		= 1,
  	.vbp		= 0,
  	.pcd		= 12,
  
  	.init		= innovator1610_panel_init,
  	.cleanup	= innovator1610_panel_cleanup,
  	.enable		= innovator1610_panel_enable,
  	.disable	= innovator1610_panel_disable,
  	.get_caps	= innovator1610_panel_get_caps,
  };
  
  static int innovator1610_panel_probe(struct platform_device *pdev)
  {
  	omapfb_register_panel(&innovator1610_panel);
  	return 0;
  }
  
  static int innovator1610_panel_remove(struct platform_device *pdev)
  {
  	return 0;
  }
  
  static int innovator1610_panel_suspend(struct platform_device *pdev,
  				       pm_message_t mesg)
  {
  	return 0;
  }
  
  static int innovator1610_panel_resume(struct platform_device *pdev)
  {
  	return 0;
  }

  static struct platform_driver innovator1610_panel_driver = {

  	.probe		= innovator1610_panel_probe,
  	.remove		= innovator1610_panel_remove,
  	.suspend	= innovator1610_panel_suspend,
  	.resume		= innovator1610_panel_resume,
  	.driver		= {
  		.name	= "lcd_inn1610",
  		.owner	= THIS_MODULE,
  	},
  };

  module_platform_driver(innovator1610_panel_driver);