From: Enric Balletbo i Serra <eballetbo@xxxxxxxxxxx>
Add new Seiko 70WVW1TZ3, a LCD 7.0inch WVGA (800x480) display
type with 24-bit RGB interface and Touch-Panel
Signed-off-by: Enric Balletbo i Serra <eballetbo@xxxxxxxxxxx>
---
drivers/video/omap2/displays/Kconfig | 7 +
drivers/video/omap2/displays/Makefile | 1 +
.../video/omap2/displays/panel-seiko-70wvw1tz3.c | 157 ++++++++++++++++++++
3 files changed, 165 insertions(+), 0 deletions(-)
create mode 100644 drivers/video/omap2/displays/panel-seiko-70wvw1tz3.c
diff --git a/drivers/video/omap2/displays/Kconfig b/drivers/video/omap2/displays/Kconfig
index c3aa478..d8e580b 100644
--- a/drivers/video/omap2/displays/Kconfig
+++ b/drivers/video/omap2/displays/Kconfig
@@ -51,4 +51,11 @@ config PANEL_POWERTIP_PH480272T
select BACKLIGHT_CLASS_DEVICE
help
LCD Panel used in IGEP boards.
+
+config PANEL_SEIKO_70WVW1TZ3
+ tristate "Seiko 70WVW1TZ3 LCD Panel"
+ depends on OMAP2_DSS
+ select BACKLIGHT_CLASS_DEVICE
+ help
+ 7.0 inch LCD Panel used in IGEP boards.
endmenu
diff --git a/drivers/video/omap2/displays/Makefile b/drivers/video/omap2/displays/Makefile
index 3967dbc..75e888e 100644
--- a/drivers/video/omap2/displays/Makefile
+++ b/drivers/video/omap2/displays/Makefile
@@ -7,3 +7,4 @@ obj-$(CONFIG_PANEL_TOPPOLY_TDO35S) += panel-toppoly-tdo35s.o
obj-$(CONFIG_PANEL_TPO_TD043MTEA1) += panel-tpo-td043mtea1.o
obj-$(CONFIG_PANEL_ACX565AKM) += panel-acx565akm.o
obj-$(CONFIG_PANEL_POWERTIP_PH480272T) += panel-powertip-ph480272t.o
+obj-$(CONFIG_PANEL_SEIKO_70WVW1TZ3) += panel-seiko-70wvw1tz3.o
diff --git a/drivers/video/omap2/displays/panel-seiko-70wvw1tz3.c b/drivers/video/omap2/displays/panel-seiko-70wvw1tz3.c
new file mode 100644
index 0000000..0083d54
--- /dev/null
+++ b/drivers/video/omap2/displays/panel-seiko-70wvw1tz3.c
@@ -0,0 +1,157 @@
+/*
+ * LCD panel driver for Seiko 70wvw1tz3Z3
+ *
+ * Copyright (C) 2010, ISEE 2007 SL
+ * Author: Enric Balletbo i Serra <eballetbo@xxxxxxxxxxx>
+ *
+ * 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/device.h>
+#include <linux/err.h>
+
+#include <plat/display.h>
+
+static struct omap_video_timings s70wvw1tz3_timings = {
+ .x_res = 800,
+ .y_res = 480,
+ .pixel_clock = 33000,
+ .hsw = 128,
+ .hfp = 10,
+ .hbp = 10,
+ .vsw = 2,
+ .vfp = 4,
+ .vbp = 11,
+};
+
+static int s70wvw1tz3_panel_power_on(struct omap_dss_device *dssdev)
+{
+ int r;
+
+ r = omapdss_dpi_display_enable(dssdev);
+ if (r)
+ goto err0;
+
+ /* wait couple of vsyncs until enabling the LCD */
+ msleep(50);
+
+ if (dssdev->platform_enable) {
+ r = dssdev->platform_enable(dssdev);
+ if (r)
+ goto err1;
+ }
+
+ return 0;
+err1:
+ omapdss_dpi_display_disable(dssdev);
+err0:
+ return r;
+}
+
+static void s70wvw1tz3_panel_power_off(struct omap_dss_device *dssdev)
+{
+ if (dssdev->platform_disable)
+ dssdev->platform_disable(dssdev);
+
+ /* wait at least 5 vsyncs after disabling the LCD */
+ msleep(100);
+
+ omapdss_dpi_display_disable(dssdev);
+}
+
+static int s70wvw1tz3_panel_probe(struct omap_dss_device *dssdev)
+{
+ dssdev->panel.config = OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IVS |
+ OMAP_DSS_LCD_IHS;
+
+ dssdev->panel.acb = 0x0;
+ dssdev->panel.timings = s70wvw1tz3_timings;
+
+ return 0;
+}
+
+static void s70wvw1tz3_panel_remove(struct omap_dss_device *dssdev)
+{
+}
+
+static int s70wvw1tz3_panel_enable(struct omap_dss_device *dssdev)
+{
+ int r = 0;
+
+ r = s70wvw1tz3_panel_power_on(dssdev);
+ if (r)
+ return r;
+
+ dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
+
+ return 0;
+}
+
+static void s70wvw1tz3_panel_disable(struct omap_dss_device *dssdev)
+{
+ s70wvw1tz3_panel_power_off(dssdev);
+
+ dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
+}
+
+static int s70wvw1tz3_panel_suspend(struct omap_dss_device *dssdev)
+{
+ s70wvw1tz3_panel_power_off(dssdev);
+ dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
+
+ return 0;
+}
+
+static int s70wvw1tz3_panel_resume(struct omap_dss_device *dssdev)
+{
+ int r = 0;
+
+ r = s70wvw1tz3_panel_power_on(dssdev);
+ if (r)
+ return r;
+
+ dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
+
+ return 0;
+}
+
+static struct omap_dss_driver s70wvw1tz3_driver = {
+ .probe = s70wvw1tz3_panel_probe,
+ .remove = s70wvw1tz3_panel_remove,
+
+ .enable = s70wvw1tz3_panel_enable,
+ .disable = s70wvw1tz3_panel_disable,
+ .suspend = s70wvw1tz3_panel_suspend,
+ .resume = s70wvw1tz3_panel_resume,
+
+ .driver = {
+ .name = "70wvw1tz3",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init s70wvw1tz3_init(void)
+{
+ return omap_dss_register_driver(&s70wvw1tz3_driver);
+}
+
+static void __exit s70wvw1tz3_exit(void)
+{
+ omap_dss_unregister_driver(&s70wvw1tz3_driver);
+}
+
+module_init(s70wvw1tz3_init);
+module_exit(s70wvw1tz3_exit);
+MODULE_LICENSE("GPL");
--
1.7.0.4
--
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