lcd_omap3beagle.zip_beagle

/* * LCD panel support for the TI OMAP3 Beagle board * * Author: Koen Kooi <koen@openembedded.org> * * Derived from drivers/video/omap/lcd-omap3evm.c * * 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/gpio.h> #include <linux/i2c/twl.h> #include <asm/mach-types.h> #include "omapfb.h" #define LCD_PANEL_ENABLE_GPIO 170 static int omap3beagle_panel_init(struct lcd_panel *panel, struct omapfb_device *fbdev) { gpio_request(LCD_PANEL_ENABLE_GPIO, "LCD enable"); return 0; } static void omap3beagle_panel_cleanup(struct lcd_panel *panel) { gpio_free(LCD_PANEL_ENABLE_GPIO); } static int omap3beagle_panel_enable(struct lcd_panel *panel) { gpio_set_value(LCD_PANEL_ENABLE_GPIO, 1); return 0; } static void omap3beagle_panel_disable(struct lcd_panel *panel) { gpio_set_value(LCD_PANEL_ENABLE_GPIO, 0); } static unsigned long omap3beagle_panel_get_caps(struct lcd_panel *panel) { return 0; } struct lcd_panel omap3beagle_panel = { .name = "omap3beagle", .config = OMAP_LCDC_PANEL_TFT, .bpp = 16, .data_lines = 24, .x_res = 1024, .y_res = 768, .hsw = 3, /* hsync_len (4) - 1 */ .hfp = 3, /* right_margin (4) - 1 */ .hbp = 39, /* left_margin (40) - 1 */ .vsw = 1, /* vsync_len (2) - 1 */ .vfp = 2, /* lower_margin */ .vbp = 7, /* upper_margin (8) - 1 */ .pixel_clock = 64000, .init = omap3beagle_panel_init, .cleanup = omap3beagle_panel_cleanup, .enable = omap3beagle_panel_enable, .disable = omap3beagle_panel_disable, .get_caps = omap3beagle_panel_get_caps, }; static int omap3beagle_panel_probe(struct platform_device *pdev) { omapfb_register_panel(&omap3beagle_panel); return 0; } static int omap3beagle_panel_remove(struct platform_device *pdev) { return 0; } static int omap3beagle_panel_suspend(struct platform_device *pdev, pm_message_t mesg) { return 0; } static int omap3beagle_panel_resume(struct platform_device *pdev) { return 0; } struct platform_driver omap3beagle_panel_driver = { .probe = omap3beagle_panel_probe, .remove = omap3beagle_panel_remove, .suspend = omap3beagle_panel_suspend, .resume = omap3beagle_panel_resume, .driver = { .name = "omap3beagle_lcd", .owner = THIS_MODULE, }, }; static int __init omap3beagle_panel_drv_init(void) { return platform_driver_register(&omap3beagle_panel_driver); } static void __exit omap3beagle_panel_drv_exit(void) { platform_driver_unregister(&omap3beagle_panel_driver); } module_init(omap3beagle_panel_drv_init); module_exit(omap3beagle_panel_drv_exit);