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authorVaibhav Hiremath <hvaibhav@ti.com>2010-01-04 15:34:15 +0100
committerTomi Valkeinen <tomi.valkeinen@nokia.com>2010-02-08 16:37:20 +0200
commit1c64606968538396ffe87eb6da4121a5bffe5e34 (patch)
treed4edbcd593860f84d928e2f37d56a030b8008a11 /drivers/video/omap2
parent807a7515aea421f2b340140482ed4c8811c523c6 (diff)
OMAP: DSS2: Add Sharp LQ043T1DG01 panel driver
Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
Diffstat (limited to 'drivers/video/omap2')
-rw-r--r--drivers/video/omap2/displays/Kconfig6
-rw-r--r--drivers/video/omap2/displays/Makefile1
-rw-r--r--drivers/video/omap2/displays/panel-sharp-lq043t1dg01.c120
3 files changed, 127 insertions, 0 deletions
diff --git a/drivers/video/omap2/displays/Kconfig b/drivers/video/omap2/displays/Kconfig
index b12a59c9c50..4ce47ddffd3 100644
--- a/drivers/video/omap2/displays/Kconfig
+++ b/drivers/video/omap2/displays/Kconfig
@@ -13,6 +13,12 @@ config PANEL_SHARP_LS037V7DW01
help
LCD Panel used in TI's SDP3430 and EVM boards
+config PANEL_SHARP_LQ043T1DG01
+ tristate "Sharp LQ043T1DG01 LCD Panel"
+ depends on OMAP2_DSS
+ help
+ LCD Panel used in TI's OMAP3517 EVM boards
+
config PANEL_TAAL
tristate "Taal DSI Panel"
depends on OMAP2_DSS_DSI
diff --git a/drivers/video/omap2/displays/Makefile b/drivers/video/omap2/displays/Makefile
index 955646440b3..8f3d0adc761 100644
--- a/drivers/video/omap2/displays/Makefile
+++ b/drivers/video/omap2/displays/Makefile
@@ -1,4 +1,5 @@
obj-$(CONFIG_PANEL_GENERIC) += panel-generic.o
obj-$(CONFIG_PANEL_SHARP_LS037V7DW01) += panel-sharp-ls037v7dw01.o
+obj-$(CONFIG_PANEL_SHARP_LQ043T1DG01) += panel-sharp-lq043t1dg01.o
obj-$(CONFIG_PANEL_TAAL) += panel-taal.o
diff --git a/drivers/video/omap2/displays/panel-sharp-lq043t1dg01.c b/drivers/video/omap2/displays/panel-sharp-lq043t1dg01.c
new file mode 100644
index 00000000000..e75798edbb5
--- /dev/null
+++ b/drivers/video/omap2/displays/panel-sharp-lq043t1dg01.c
@@ -0,0 +1,120 @@
+/*
+ * LCD panel driver for Sharp LQ043T1DG01
+ *
+ * Copyright (C) 2009 Texas Instruments Inc
+ * Author: Vaibhav Hiremath <hvaibhav@ti.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/device.h>
+#include <linux/err.h>
+
+#include <plat/display.h>
+
+static struct omap_video_timings sharp_lq_timings = {
+ .x_res = 480,
+ .y_res = 272,
+
+ .pixel_clock = 9000,
+
+ .hsw = 42,
+ .hfp = 3,
+ .hbp = 2,
+
+ .vsw = 11,
+ .vfp = 3,
+ .vbp = 2,
+};
+
+static int sharp_lq_panel_probe(struct omap_dss_device *dssdev)
+{
+
+ dssdev->panel.config = OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IVS |
+ OMAP_DSS_LCD_IHS | OMAP_DSS_LCD_IEO;
+ dssdev->panel.acb = 0x0;
+ dssdev->panel.timings = sharp_lq_timings;
+
+ return 0;
+}
+
+static void sharp_lq_panel_remove(struct omap_dss_device *dssdev)
+{
+}
+
+static int sharp_lq_panel_enable(struct omap_dss_device *dssdev)
+{
+ int r = 0;
+
+
+ /* wait couple of vsyncs until enabling the LCD */
+ msleep(50);
+
+ if (dssdev->platform_enable)
+ r = dssdev->platform_enable(dssdev);
+
+ return r;
+}
+
+static void sharp_lq_panel_disable(struct omap_dss_device *dssdev)
+{
+
+ if (dssdev->platform_disable)
+ dssdev->platform_disable(dssdev);
+
+ /* wait at least 5 vsyncs after disabling the LCD */
+
+ msleep(100);
+}
+
+static int sharp_lq_panel_suspend(struct omap_dss_device *dssdev)
+{
+ sharp_lq_panel_disable(dssdev);
+ return 0;
+}
+
+static int sharp_lq_panel_resume(struct omap_dss_device *dssdev)
+{
+ return sharp_lq_panel_enable(dssdev);
+}
+
+static struct omap_dss_driver sharp_lq_driver = {
+ .probe = sharp_lq_panel_probe,
+ .remove = sharp_lq_panel_remove,
+
+ .enable = sharp_lq_panel_enable,
+ .disable = sharp_lq_panel_disable,
+ .suspend = sharp_lq_panel_suspend,
+ .resume = sharp_lq_panel_resume,
+
+ .driver = {
+ .name = "sharp_lq_panel",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init sharp_lq_panel_drv_init(void)
+{
+ return omap_dss_register_driver(&sharp_lq_driver);
+}
+
+static void __exit sharp_lq_panel_drv_exit(void)
+{
+ omap_dss_unregister_driver(&sharp_lq_driver);
+}
+
+module_init(sharp_lq_panel_drv_init);
+module_exit(sharp_lq_panel_drv_exit);
+MODULE_LICENSE("GPL");