/* * 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\n"); r = -1; goto exit; } if (gpio_request(15, "lcd_en1")) { pr_err(MODULE_NAME ": can't request GPIO 15\n"); 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; } 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, }, }; static int __init innovator1610_panel_drv_init(void) { return platform_driver_register(&innovator1610_panel_driver); } static void __exit innovator1610_panel_drv_cleanup(void) { platform_driver_unregister(&innovator1610_panel_driver); } module_init(innovator1610_panel_drv_init); module_exit(innovator1610_panel_drv_cleanup);