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path: root/recipes/linux/linux-omap-2.6.29/dss2/0005-DSS2-Add-panel-drivers.patch
blob: 835298f40a5848bba5d25649207245c7a0171996 (plain)
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From 4cc0368574f587f448231ccd121266bed4bf9729 Mon Sep 17 00:00:00 2001
From: Tomi Valkeinen <tomi.valkeinen@nokia.com>
Date: Thu, 2 Apr 2009 10:29:56 +0300
Subject: [PATCH] DSS2: Add panel drivers

- Generic panel
- Samsung LTE430WQ-F0C LCD Panel
- Sharp LS037V7DW01 LCD Panel

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@nokia.com>
---
 drivers/video/omap2/displays/Kconfig               |   21 ++++
 drivers/video/omap2/displays/Makefile              |    3 +
 drivers/video/omap2/displays/panel-generic.c       |   96 +++++++++++++++++
 .../omap2/displays/panel-samsung-lte430wq-f0c.c    |  108 +++++++++++++++++++
 .../video/omap2/displays/panel-sharp-ls037v7dw01.c |  112 ++++++++++++++++++++
 5 files changed, 340 insertions(+), 0 deletions(-)
 create mode 100644 drivers/video/omap2/displays/Kconfig
 create mode 100644 drivers/video/omap2/displays/Makefile
 create mode 100644 drivers/video/omap2/displays/panel-generic.c
 create mode 100644 drivers/video/omap2/displays/panel-samsung-lte430wq-f0c.c
 create mode 100644 drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c

diff --git a/drivers/video/omap2/displays/Kconfig b/drivers/video/omap2/displays/Kconfig
new file mode 100644
index 0000000..0419ec8
--- /dev/null
+++ b/drivers/video/omap2/displays/Kconfig
@@ -0,0 +1,21 @@
+menu "OMAP2/3 Display Device Drivers"
+        depends on OMAP2_DSS
+
+config PANEL_GENERIC
+        tristate "Generic Panel"
+        help
+	  Generic panel driver.
+	  Used for DVI output for Beagle and OMAP3 SDP.
+
+config PANEL_SAMSUNG_LTE430WQ_F0C
+        tristate "Samsung LTE430WQ-F0C LCD Panel"
+        depends on OMAP2_DSS
+        help
+          LCD Panel used on Overo Palo43
+
+config PANEL_SHARP_LS037V7DW01
+        tristate "Sharp LS037V7DW01 LCD Panel"
+        depends on OMAP2_DSS
+        help
+          LCD Panel used in TI's SDP3430 and EVM boards
+endmenu
diff --git a/drivers/video/omap2/displays/Makefile b/drivers/video/omap2/displays/Makefile
new file mode 100644
index 0000000..a26bbd2
--- /dev/null
+++ b/drivers/video/omap2/displays/Makefile
@@ -0,0 +1,3 @@
+obj-$(CONFIG_PANEL_GENERIC) += panel-generic.o
+obj-$(CONFIG_PANEL_SAMSUNG_LTE430WQ_F0C) += panel-samsung-lte430wq-f0c.o
+obj-$(CONFIG_PANEL_SHARP_LS037V7DW01) += panel-sharp-ls037v7dw01.o
diff --git a/drivers/video/omap2/displays/panel-generic.c b/drivers/video/omap2/displays/panel-generic.c
new file mode 100644
index 0000000..8382acb
--- /dev/null
+++ b/drivers/video/omap2/displays/panel-generic.c
@@ -0,0 +1,96 @@
+/*
+ * Generic panel support
+ *
+ * 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 <mach/display.h>
+
+static int generic_panel_init(struct omap_display *display)
+{
+	return 0;
+}
+
+static int generic_panel_enable(struct omap_display *display)
+{
+	int r = 0;
+
+	if (display->hw_config.panel_enable)
+		r = display->hw_config.panel_enable(display);
+
+	return r;
+}
+
+static void generic_panel_disable(struct omap_display *display)
+{
+	if (display->hw_config.panel_disable)
+		display->hw_config.panel_disable(display);
+}
+
+static int generic_panel_suspend(struct omap_display *display)
+{
+	generic_panel_disable(display);
+	return 0;
+}
+
+static int generic_panel_resume(struct omap_display *display)
+{
+	return generic_panel_enable(display);
+}
+
+static struct omap_panel generic_panel = {
+	.owner		= THIS_MODULE,
+	.name		= "panel-generic",
+	.init		= generic_panel_init,
+	.enable		= generic_panel_enable,
+	.disable	= generic_panel_disable,
+	.suspend	= generic_panel_suspend,
+	.resume		= generic_panel_resume,
+
+	.timings = {
+		/* 640 x 480 @ 60 Hz  Reduced blanking VESA CVT 0.31M3-R */
+		.x_res		= 640,
+		.y_res		= 480,
+		.pixel_clock	= 23500,
+		.hfp		= 48,
+		.hsw		= 32,
+		.hbp		= 80,
+		.vfp		= 3,
+		.vsw		= 4,
+		.vbp		= 7,
+	},
+
+	.config		= OMAP_DSS_LCD_TFT,
+};
+
+
+static int __init generic_panel_drv_init(void)
+{
+	omap_dss_register_panel(&generic_panel);
+	return 0;
+}
+
+static void __exit generic_panel_drv_exit(void)
+{
+	omap_dss_unregister_panel(&generic_panel);
+}
+
+module_init(generic_panel_drv_init);
+module_exit(generic_panel_drv_exit);
+MODULE_LICENSE("GPL");
diff --git a/drivers/video/omap2/displays/panel-samsung-lte430wq-f0c.c b/drivers/video/omap2/displays/panel-samsung-lte430wq-f0c.c
new file mode 100644
index 0000000..e4bb781
--- /dev/null
+++ b/drivers/video/omap2/displays/panel-samsung-lte430wq-f0c.c
@@ -0,0 +1,108 @@
+/*
+ * LCD panel driver for Samsung LTE430WQ-F0C
+ *
+ * Author: Steve Sakoman <steve@sakoman.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 <mach/display.h>
+
+static int samsung_lte_panel_init(struct omap_display *display)
+{
+	return 0;
+}
+
+static void samsung_lte_panel_cleanup(struct omap_display *display)
+{
+}
+
+static int samsung_lte_panel_enable(struct omap_display *display)
+{
+	int r = 0;
+
+	/* wait couple of vsyncs until enabling the LCD */
+	msleep(50);
+
+	if (display->hw_config.panel_enable)
+		r = display->hw_config.panel_enable(display);
+
+	return r;
+}
+
+static void samsung_lte_panel_disable(struct omap_display *display)
+{
+	if (display->hw_config.panel_disable)
+		display->hw_config.panel_disable(display);
+
+	/* wait at least 5 vsyncs after disabling the LCD */
+	msleep(100);
+}
+
+static int samsung_lte_panel_suspend(struct omap_display *display)
+{
+	samsung_lte_panel_disable(display);
+	return 0;
+}
+
+static int samsung_lte_panel_resume(struct omap_display *display)
+{
+	return samsung_lte_panel_enable(display);
+}
+
+static struct omap_panel samsung_lte_panel = {
+	.owner		= THIS_MODULE,
+	.name		= "samsung-lte430wq-f0c",
+	.init		= samsung_lte_panel_init,
+	.cleanup	= samsung_lte_panel_cleanup,
+	.enable		= samsung_lte_panel_enable,
+	.disable	= samsung_lte_panel_disable,
+	.suspend	= samsung_lte_panel_suspend,
+	.resume		= samsung_lte_panel_resume,
+
+	.timings = {
+		.x_res = 480,
+		.y_res = 272,
+
+		.pixel_clock	= 9200,
+
+		.hsw		= 41,
+		.hfp		= 8,
+		.hbp		= 45-41,
+
+		.vsw		= 10,
+		.vfp		= 4,
+		.vbp		= 12-10,
+	},
+
+	.config = OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IHS | OMAP_DSS_LCD_IVS,
+};
+
+
+static int __init samsung_lte_panel_drv_init(void)
+{
+	omap_dss_register_panel(&samsung_lte_panel);
+	return 0;
+}
+
+static void __exit samsung_lte_panel_drv_exit(void)
+{
+	omap_dss_unregister_panel(&samsung_lte_panel);
+}
+
+module_init(samsung_lte_panel_drv_init);
+module_exit(samsung_lte_panel_drv_exit);
+MODULE_LICENSE("GPL");
diff --git a/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c b/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c
new file mode 100644
index 0000000..1f99150
--- /dev/null
+++ b/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c
@@ -0,0 +1,112 @@
+/*
+ * LCD panel driver for Sharp LS037V7DW01
+ *
+ * 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 <mach/display.h>
+
+static int sharp_ls_panel_init(struct omap_display *display)
+{
+	return 0;
+}
+
+static void sharp_ls_panel_cleanup(struct omap_display *display)
+{
+}
+
+static int sharp_ls_panel_enable(struct omap_display *display)
+{
+	int r = 0;
+
+	/* wait couple of vsyncs until enabling the LCD */
+	msleep(50);
+
+	if (display->hw_config.panel_enable)
+		r = display->hw_config.panel_enable(display);
+
+	return r;
+}
+
+static void sharp_ls_panel_disable(struct omap_display *display)
+{
+	if (display->hw_config.panel_disable)
+		display->hw_config.panel_disable(display);
+
+	/* wait at least 5 vsyncs after disabling the LCD */
+
+	msleep(100);
+}
+
+static int sharp_ls_panel_suspend(struct omap_display *display)
+{
+	sharp_ls_panel_disable(display);
+	return 0;
+}
+
+static int sharp_ls_panel_resume(struct omap_display *display)
+{
+	return sharp_ls_panel_enable(display);
+}
+
+static struct omap_panel sharp_ls_panel = {
+	.owner		= THIS_MODULE,
+	.name		= "sharp-ls037v7dw01",
+	.init		= sharp_ls_panel_init,
+	.cleanup	= sharp_ls_panel_cleanup,
+	.enable		= sharp_ls_panel_enable,
+	.disable	= sharp_ls_panel_disable,
+	.suspend	= sharp_ls_panel_suspend,
+	.resume		= sharp_ls_panel_resume,
+
+	.timings = {
+		.x_res = 480,
+		.y_res = 640,
+
+		.pixel_clock	= 19200,
+
+		.hsw		= 2,
+		.hfp		= 1,
+		.hbp		= 28,
+
+		.vsw		= 1,
+		.vfp		= 1,
+		.vbp		= 1,
+	},
+
+	.acb		= 0x28,
+
+	.config	= OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IVS |	OMAP_DSS_LCD_IHS,
+};
+
+
+static int __init sharp_ls_panel_drv_init(void)
+{
+	omap_dss_register_panel(&sharp_ls_panel);
+	return 0;
+}
+
+static void __exit sharp_ls_panel_drv_exit(void)
+{
+	omap_dss_unregister_panel(&sharp_ls_panel);
+}
+
+module_init(sharp_ls_panel_drv_init);
+module_exit(sharp_ls_panel_drv_exit);
+MODULE_LICENSE("GPL");
-- 
1.5.6.5