2 * Generic panel support
4 * Copyright (C) 2008 Nokia Corporation
5 * Author: Tomi Valkeinen <tomi.valkeinen@nokia.com>
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License version 2 as published by
9 * the Free Software Foundation.
11 * This program is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
16 * You should have received a copy of the GNU General Public License along with
17 * this program. If not, see <http://www.gnu.org/licenses/>.
20 #include <linux/module.h>
21 #include <linux/delay.h>
23 #include <plat/display.h>
25 static struct omap_video_timings generic_panel_timings = {
26 /* 640 x 480 @ 60 Hz Reduced blanking VESA CVT 0.31M3-R */
38 static int generic_panel_power_on(struct omap_dss_device *dssdev)
42 r = omapdss_dpi_display_enable(dssdev);
46 if (dssdev->platform_enable) {
47 r = dssdev->platform_enable(dssdev);
54 omapdss_dpi_display_disable(dssdev);
59 static void generic_panel_power_off(struct omap_dss_device *dssdev)
61 if (dssdev->platform_disable)
62 dssdev->platform_disable(dssdev);
64 omapdss_dpi_display_disable(dssdev);
67 static int generic_panel_probe(struct omap_dss_device *dssdev)
69 dssdev->panel.config = OMAP_DSS_LCD_TFT;
70 dssdev->panel.timings = generic_panel_timings;
75 static void generic_panel_remove(struct omap_dss_device *dssdev)
79 static int generic_panel_enable(struct omap_dss_device *dssdev)
83 r = generic_panel_power_on(dssdev);
87 dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
92 static void generic_panel_disable(struct omap_dss_device *dssdev)
94 generic_panel_power_off(dssdev);
96 dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
99 static int generic_panel_suspend(struct omap_dss_device *dssdev)
101 generic_panel_power_off(dssdev);
102 dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
106 static int generic_panel_resume(struct omap_dss_device *dssdev)
110 r = generic_panel_power_on(dssdev);
114 dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
119 static struct omap_dss_driver generic_driver = {
120 .probe = generic_panel_probe,
121 .remove = generic_panel_remove,
123 .enable = generic_panel_enable,
124 .disable = generic_panel_disable,
125 .suspend = generic_panel_suspend,
126 .resume = generic_panel_resume,
129 .name = "generic_panel",
130 .owner = THIS_MODULE,
134 static int __init generic_panel_drv_init(void)
136 return omap_dss_register_driver(&generic_driver);
139 static void __exit generic_panel_drv_exit(void)
141 omap_dss_unregister_driver(&generic_driver);
144 module_init(generic_panel_drv_init);
145 module_exit(generic_panel_drv_exit);
146 MODULE_LICENSE("GPL");