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37ac60e414
Move enable/disable/suspend/resume from omap_dss_device to omap_dss_driver. This is part of a larger patch-set, which moves the control from omapdss driver to the display driver. Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
155 lines
3.3 KiB
C
155 lines
3.3 KiB
C
/*
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* LCD panel driver for Toppoly TDO35S
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*
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* Copyright (C) 2009 CompuLab, Ltd.
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* Author: Mike Rapoport <mike@compulab.co.il>
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*
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* Based on generic panel support
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* Copyright (C) 2008 Nokia Corporation
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* Author: Tomi Valkeinen <tomi.valkeinen@nokia.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published by
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* the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <linux/module.h>
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#include <linux/delay.h>
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#include <plat/display.h>
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static struct omap_video_timings toppoly_tdo_panel_timings = {
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/* 640 x 480 @ 60 Hz Reduced blanking VESA CVT 0.31M3-R */
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.x_res = 480,
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.y_res = 640,
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.pixel_clock = 26000,
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.hfp = 104,
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.hsw = 8,
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.hbp = 8,
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.vfp = 4,
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.vsw = 2,
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.vbp = 2,
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};
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static int toppoly_tdo_panel_power_on(struct omap_dss_device *dssdev)
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{
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int r;
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r = omapdss_dpi_display_enable(dssdev);
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if (r)
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goto err0;
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if (dssdev->platform_enable) {
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r = dssdev->platform_enable(dssdev);
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if (r)
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goto err1;
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}
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return 0;
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err1:
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omapdss_dpi_display_disable(dssdev);
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err0:
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return r;
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}
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static void toppoly_tdo_panel_power_off(struct omap_dss_device *dssdev)
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{
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if (dssdev->platform_disable)
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dssdev->platform_disable(dssdev);
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omapdss_dpi_display_disable(dssdev);
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}
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static int toppoly_tdo_panel_probe(struct omap_dss_device *dssdev)
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{
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dssdev->panel.config = OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IVS |
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OMAP_DSS_LCD_IHS;
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dssdev->panel.timings = toppoly_tdo_panel_timings;
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return 0;
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}
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static void toppoly_tdo_panel_remove(struct omap_dss_device *dssdev)
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{
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}
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static int toppoly_tdo_panel_enable(struct omap_dss_device *dssdev)
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{
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int r = 0;
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r = toppoly_tdo_panel_power_on(dssdev);
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if (r)
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return r;
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dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
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return 0;
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}
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static void toppoly_tdo_panel_disable(struct omap_dss_device *dssdev)
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{
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toppoly_tdo_panel_power_off(dssdev);
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dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
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}
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static int toppoly_tdo_panel_suspend(struct omap_dss_device *dssdev)
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{
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toppoly_tdo_panel_power_off(dssdev);
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dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
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return 0;
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}
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static int toppoly_tdo_panel_resume(struct omap_dss_device *dssdev)
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{
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int r = 0;
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r = toppoly_tdo_panel_power_on(dssdev);
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if (r)
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return r;
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dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
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return 0;
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}
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static struct omap_dss_driver generic_driver = {
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.probe = toppoly_tdo_panel_probe,
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.remove = toppoly_tdo_panel_remove,
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.enable = toppoly_tdo_panel_enable,
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.disable = toppoly_tdo_panel_disable,
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.suspend = toppoly_tdo_panel_suspend,
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.resume = toppoly_tdo_panel_resume,
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.driver = {
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.name = "toppoly_tdo35s_panel",
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.owner = THIS_MODULE,
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},
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};
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static int __init toppoly_tdo_panel_drv_init(void)
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{
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return omap_dss_register_driver(&generic_driver);
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}
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static void __exit toppoly_tdo_panel_drv_exit(void)
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{
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omap_dss_unregister_driver(&generic_driver);
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}
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module_init(toppoly_tdo_panel_drv_init);
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module_exit(toppoly_tdo_panel_drv_exit);
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MODULE_LICENSE("GPL");
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