mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-15 23:14:31 +08:00
8d49fe74f5
Port the old omapfb panel driver for Apollon to DSS2. Cc: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
507 lines
9.8 KiB
C
507 lines
9.8 KiB
C
/*
|
|
* Generic DPI Panels support
|
|
*
|
|
* Copyright (C) 2010 Canonical Ltd.
|
|
* Author: Bryan Wu <bryan.wu@canonical.com>
|
|
*
|
|
* LCD panel driver for Sharp LQ043T1DG01
|
|
*
|
|
* Copyright (C) 2009 Texas Instruments Inc
|
|
* Author: Vaibhav Hiremath <hvaibhav@ti.com>
|
|
*
|
|
* LCD panel driver for Toppoly TDO35S
|
|
*
|
|
* Copyright (C) 2009 CompuLab, Ltd.
|
|
* Author: Mike Rapoport <mike@compulab.co.il>
|
|
*
|
|
* Copyright (C) 2008 Nokia Corporation
|
|
* Author: Tomi Valkeinen <tomi.valkeinen@nokia.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License version 2 as published by
|
|
* the Free Software Foundation.
|
|
*
|
|
* 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, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include <linux/module.h>
|
|
#include <linux/delay.h>
|
|
#include <linux/slab.h>
|
|
#include <video/omapdss.h>
|
|
|
|
#include <video/omap-panel-generic-dpi.h>
|
|
|
|
struct panel_config {
|
|
struct omap_video_timings timings;
|
|
|
|
int acbi; /* ac-bias pin transitions per interrupt */
|
|
/* Unit: line clocks */
|
|
int acb; /* ac-bias pin frequency */
|
|
|
|
enum omap_panel_config config;
|
|
|
|
int power_on_delay;
|
|
int power_off_delay;
|
|
|
|
/*
|
|
* Used to match device to panel configuration
|
|
* when use generic panel driver
|
|
*/
|
|
const char *name;
|
|
};
|
|
|
|
/* Panel configurations */
|
|
static struct panel_config generic_dpi_panels[] = {
|
|
/* Sharp LQ043T1DG01 */
|
|
{
|
|
{
|
|
.x_res = 480,
|
|
.y_res = 272,
|
|
|
|
.pixel_clock = 9000,
|
|
|
|
.hsw = 42,
|
|
.hfp = 3,
|
|
.hbp = 2,
|
|
|
|
.vsw = 11,
|
|
.vfp = 3,
|
|
.vbp = 2,
|
|
},
|
|
.acbi = 0x0,
|
|
.acb = 0x0,
|
|
.config = OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IVS |
|
|
OMAP_DSS_LCD_IHS | OMAP_DSS_LCD_IEO,
|
|
.power_on_delay = 50,
|
|
.power_off_delay = 100,
|
|
.name = "sharp_lq",
|
|
},
|
|
|
|
/* Sharp LS037V7DW01 */
|
|
{
|
|
{
|
|
.x_res = 480,
|
|
.y_res = 640,
|
|
|
|
.pixel_clock = 19200,
|
|
|
|
.hsw = 2,
|
|
.hfp = 1,
|
|
.hbp = 28,
|
|
|
|
.vsw = 1,
|
|
.vfp = 1,
|
|
.vbp = 1,
|
|
},
|
|
.acbi = 0x0,
|
|
.acb = 0x28,
|
|
.config = OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IVS |
|
|
OMAP_DSS_LCD_IHS,
|
|
.power_on_delay = 50,
|
|
.power_off_delay = 100,
|
|
.name = "sharp_ls",
|
|
},
|
|
|
|
/* Toppoly TDO35S */
|
|
{
|
|
{
|
|
.x_res = 480,
|
|
.y_res = 640,
|
|
|
|
.pixel_clock = 26000,
|
|
|
|
.hfp = 104,
|
|
.hsw = 8,
|
|
.hbp = 8,
|
|
|
|
.vfp = 4,
|
|
.vsw = 2,
|
|
.vbp = 2,
|
|
},
|
|
.acbi = 0x0,
|
|
.acb = 0x0,
|
|
.config = OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IVS |
|
|
OMAP_DSS_LCD_IHS | OMAP_DSS_LCD_IPC |
|
|
OMAP_DSS_LCD_ONOFF,
|
|
.power_on_delay = 0,
|
|
.power_off_delay = 0,
|
|
.name = "toppoly_tdo35s",
|
|
},
|
|
|
|
/* Samsung LTE430WQ-F0C */
|
|
{
|
|
{
|
|
.x_res = 480,
|
|
.y_res = 272,
|
|
|
|
.pixel_clock = 9200,
|
|
|
|
.hfp = 8,
|
|
.hsw = 41,
|
|
.hbp = 45 - 41,
|
|
|
|
.vfp = 4,
|
|
.vsw = 10,
|
|
.vbp = 12 - 10,
|
|
},
|
|
.acbi = 0x0,
|
|
.acb = 0x0,
|
|
.config = OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IVS |
|
|
OMAP_DSS_LCD_IHS,
|
|
.power_on_delay = 0,
|
|
.power_off_delay = 0,
|
|
.name = "samsung_lte430wq_f0c",
|
|
},
|
|
|
|
/* Seiko 70WVW1TZ3Z3 */
|
|
{
|
|
{
|
|
.x_res = 800,
|
|
.y_res = 480,
|
|
|
|
.pixel_clock = 33000,
|
|
|
|
.hsw = 128,
|
|
.hfp = 10,
|
|
.hbp = 10,
|
|
|
|
.vsw = 2,
|
|
.vfp = 4,
|
|
.vbp = 11,
|
|
},
|
|
.acbi = 0x0,
|
|
.acb = 0x0,
|
|
.config = OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IVS |
|
|
OMAP_DSS_LCD_IHS,
|
|
.power_on_delay = 0,
|
|
.power_off_delay = 0,
|
|
.name = "seiko_70wvw1tz3",
|
|
},
|
|
|
|
/* Powertip PH480272T */
|
|
{
|
|
{
|
|
.x_res = 480,
|
|
.y_res = 272,
|
|
|
|
.pixel_clock = 9000,
|
|
|
|
.hsw = 40,
|
|
.hfp = 2,
|
|
.hbp = 2,
|
|
|
|
.vsw = 10,
|
|
.vfp = 2,
|
|
.vbp = 2,
|
|
},
|
|
.acbi = 0x0,
|
|
.acb = 0x0,
|
|
.config = OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IVS |
|
|
OMAP_DSS_LCD_IHS | OMAP_DSS_LCD_IEO,
|
|
.power_on_delay = 0,
|
|
.power_off_delay = 0,
|
|
.name = "powertip_ph480272t",
|
|
},
|
|
|
|
/* Innolux AT070TN83 */
|
|
{
|
|
{
|
|
.x_res = 800,
|
|
.y_res = 480,
|
|
|
|
.pixel_clock = 40000,
|
|
|
|
.hsw = 48,
|
|
.hfp = 1,
|
|
.hbp = 1,
|
|
|
|
.vsw = 3,
|
|
.vfp = 12,
|
|
.vbp = 25,
|
|
},
|
|
.acbi = 0x0,
|
|
.acb = 0x28,
|
|
.config = OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IVS |
|
|
OMAP_DSS_LCD_IHS,
|
|
.power_on_delay = 0,
|
|
.power_off_delay = 0,
|
|
.name = "innolux_at070tn83",
|
|
},
|
|
|
|
/* NEC NL2432DR22-11B */
|
|
{
|
|
{
|
|
.x_res = 240,
|
|
.y_res = 320,
|
|
|
|
.pixel_clock = 5400,
|
|
|
|
.hsw = 3,
|
|
.hfp = 3,
|
|
.hbp = 39,
|
|
|
|
.vsw = 1,
|
|
.vfp = 2,
|
|
.vbp = 7,
|
|
},
|
|
.config = OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IVS |
|
|
OMAP_DSS_LCD_IHS,
|
|
.name = "nec_nl2432dr22-11b",
|
|
},
|
|
|
|
/* Unknown panel used in OMAP H4 */
|
|
{
|
|
{
|
|
.x_res = 240,
|
|
.y_res = 320,
|
|
|
|
.pixel_clock = 6250,
|
|
|
|
.hsw = 15,
|
|
.hfp = 15,
|
|
.hbp = 60,
|
|
|
|
.vsw = 1,
|
|
.vfp = 1,
|
|
.vbp = 1,
|
|
},
|
|
.config = OMAP_DSS_LCD_TFT,
|
|
|
|
.name = "h4",
|
|
},
|
|
|
|
/* Unknown panel used in Samsung OMAP2 Apollon */
|
|
{
|
|
{
|
|
.x_res = 480,
|
|
.y_res = 272,
|
|
|
|
.pixel_clock = 6250,
|
|
|
|
.hsw = 41,
|
|
.hfp = 2,
|
|
.hbp = 2,
|
|
|
|
.vsw = 10,
|
|
.vfp = 2,
|
|
.vbp = 2,
|
|
},
|
|
.config = OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IVS |
|
|
OMAP_DSS_LCD_IHS,
|
|
|
|
.name = "apollon",
|
|
},
|
|
};
|
|
|
|
struct panel_drv_data {
|
|
|
|
struct omap_dss_device *dssdev;
|
|
|
|
struct panel_config *panel_config;
|
|
};
|
|
|
|
static inline struct panel_generic_dpi_data
|
|
*get_panel_data(const struct omap_dss_device *dssdev)
|
|
{
|
|
return (struct panel_generic_dpi_data *) dssdev->data;
|
|
}
|
|
|
|
static int generic_dpi_panel_power_on(struct omap_dss_device *dssdev)
|
|
{
|
|
int r;
|
|
struct panel_generic_dpi_data *panel_data = get_panel_data(dssdev);
|
|
struct panel_drv_data *drv_data = dev_get_drvdata(&dssdev->dev);
|
|
struct panel_config *panel_config = drv_data->panel_config;
|
|
|
|
if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE)
|
|
return 0;
|
|
|
|
r = omapdss_dpi_display_enable(dssdev);
|
|
if (r)
|
|
goto err0;
|
|
|
|
/* wait couple of vsyncs until enabling the LCD */
|
|
if (panel_config->power_on_delay)
|
|
msleep(panel_config->power_on_delay);
|
|
|
|
if (panel_data->platform_enable) {
|
|
r = panel_data->platform_enable(dssdev);
|
|
if (r)
|
|
goto err1;
|
|
}
|
|
|
|
return 0;
|
|
err1:
|
|
omapdss_dpi_display_disable(dssdev);
|
|
err0:
|
|
return r;
|
|
}
|
|
|
|
static void generic_dpi_panel_power_off(struct omap_dss_device *dssdev)
|
|
{
|
|
struct panel_generic_dpi_data *panel_data = get_panel_data(dssdev);
|
|
struct panel_drv_data *drv_data = dev_get_drvdata(&dssdev->dev);
|
|
struct panel_config *panel_config = drv_data->panel_config;
|
|
|
|
if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE)
|
|
return;
|
|
|
|
if (panel_data->platform_disable)
|
|
panel_data->platform_disable(dssdev);
|
|
|
|
/* wait couple of vsyncs after disabling the LCD */
|
|
if (panel_config->power_off_delay)
|
|
msleep(panel_config->power_off_delay);
|
|
|
|
omapdss_dpi_display_disable(dssdev);
|
|
}
|
|
|
|
static int generic_dpi_panel_probe(struct omap_dss_device *dssdev)
|
|
{
|
|
struct panel_generic_dpi_data *panel_data = get_panel_data(dssdev);
|
|
struct panel_config *panel_config = NULL;
|
|
struct panel_drv_data *drv_data = NULL;
|
|
int i;
|
|
|
|
dev_dbg(&dssdev->dev, "probe\n");
|
|
|
|
if (!panel_data || !panel_data->name)
|
|
return -EINVAL;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(generic_dpi_panels); i++) {
|
|
if (strcmp(panel_data->name, generic_dpi_panels[i].name) == 0) {
|
|
panel_config = &generic_dpi_panels[i];
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!panel_config)
|
|
return -EINVAL;
|
|
|
|
dssdev->panel.config = panel_config->config;
|
|
dssdev->panel.timings = panel_config->timings;
|
|
dssdev->panel.acb = panel_config->acb;
|
|
dssdev->panel.acbi = panel_config->acbi;
|
|
|
|
drv_data = kzalloc(sizeof(*drv_data), GFP_KERNEL);
|
|
if (!drv_data)
|
|
return -ENOMEM;
|
|
|
|
drv_data->dssdev = dssdev;
|
|
drv_data->panel_config = panel_config;
|
|
|
|
dev_set_drvdata(&dssdev->dev, drv_data);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void __exit generic_dpi_panel_remove(struct omap_dss_device *dssdev)
|
|
{
|
|
struct panel_drv_data *drv_data = dev_get_drvdata(&dssdev->dev);
|
|
|
|
dev_dbg(&dssdev->dev, "remove\n");
|
|
|
|
kfree(drv_data);
|
|
|
|
dev_set_drvdata(&dssdev->dev, NULL);
|
|
}
|
|
|
|
static int generic_dpi_panel_enable(struct omap_dss_device *dssdev)
|
|
{
|
|
int r = 0;
|
|
|
|
r = generic_dpi_panel_power_on(dssdev);
|
|
if (r)
|
|
return r;
|
|
|
|
dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void generic_dpi_panel_disable(struct omap_dss_device *dssdev)
|
|
{
|
|
generic_dpi_panel_power_off(dssdev);
|
|
|
|
dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
|
|
}
|
|
|
|
static int generic_dpi_panel_suspend(struct omap_dss_device *dssdev)
|
|
{
|
|
generic_dpi_panel_power_off(dssdev);
|
|
|
|
dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int generic_dpi_panel_resume(struct omap_dss_device *dssdev)
|
|
{
|
|
int r = 0;
|
|
|
|
r = generic_dpi_panel_power_on(dssdev);
|
|
if (r)
|
|
return r;
|
|
|
|
dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void generic_dpi_panel_set_timings(struct omap_dss_device *dssdev,
|
|
struct omap_video_timings *timings)
|
|
{
|
|
dpi_set_timings(dssdev, timings);
|
|
}
|
|
|
|
static void generic_dpi_panel_get_timings(struct omap_dss_device *dssdev,
|
|
struct omap_video_timings *timings)
|
|
{
|
|
*timings = dssdev->panel.timings;
|
|
}
|
|
|
|
static int generic_dpi_panel_check_timings(struct omap_dss_device *dssdev,
|
|
struct omap_video_timings *timings)
|
|
{
|
|
return dpi_check_timings(dssdev, timings);
|
|
}
|
|
|
|
static struct omap_dss_driver dpi_driver = {
|
|
.probe = generic_dpi_panel_probe,
|
|
.remove = __exit_p(generic_dpi_panel_remove),
|
|
|
|
.enable = generic_dpi_panel_enable,
|
|
.disable = generic_dpi_panel_disable,
|
|
.suspend = generic_dpi_panel_suspend,
|
|
.resume = generic_dpi_panel_resume,
|
|
|
|
.set_timings = generic_dpi_panel_set_timings,
|
|
.get_timings = generic_dpi_panel_get_timings,
|
|
.check_timings = generic_dpi_panel_check_timings,
|
|
|
|
.driver = {
|
|
.name = "generic_dpi_panel",
|
|
.owner = THIS_MODULE,
|
|
},
|
|
};
|
|
|
|
static int __init generic_dpi_panel_drv_init(void)
|
|
{
|
|
return omap_dss_register_driver(&dpi_driver);
|
|
}
|
|
|
|
static void __exit generic_dpi_panel_drv_exit(void)
|
|
{
|
|
omap_dss_unregister_driver(&dpi_driver);
|
|
}
|
|
|
|
module_init(generic_dpi_panel_drv_init);
|
|
module_exit(generic_dpi_panel_drv_exit);
|
|
MODULE_LICENSE("GPL");
|