diff options
Diffstat (limited to 'recipes/linux/linux-omap-2.6.31/dss2/0016-OMAP-DSS2-Add-DPI-panel-drivers.patch')
| -rw-r--r-- | recipes/linux/linux-omap-2.6.31/dss2/0016-OMAP-DSS2-Add-DPI-panel-drivers.patch | 471 |
1 files changed, 471 insertions, 0 deletions
diff --git a/recipes/linux/linux-omap-2.6.31/dss2/0016-OMAP-DSS2-Add-DPI-panel-drivers.patch b/recipes/linux/linux-omap-2.6.31/dss2/0016-OMAP-DSS2-Add-DPI-panel-drivers.patch new file mode 100644 index 0000000000..fd9db5ae27 --- /dev/null +++ b/recipes/linux/linux-omap-2.6.31/dss2/0016-OMAP-DSS2-Add-DPI-panel-drivers.patch @@ -0,0 +1,471 @@ +From e2ddc67b0d9a3450382110edfaca18ecd44804bc Mon Sep 17 00:00:00 2001 +From: Tomi Valkeinen <tomi.valkeinen@nokia.com> +Date: Tue, 4 Aug 2009 16:41:45 +0300 +Subject: [PATCH 16/18] OMAP: DSS2: Add DPI 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/Kconfig | 1 + + drivers/video/omap2/Makefile | 1 + + drivers/video/omap2/displays/Kconfig | 22 +++ + drivers/video/omap2/displays/Makefile | 3 + + drivers/video/omap2/displays/panel-generic.c | 104 +++++++++++++ + .../omap2/displays/panel-samsung-lte430wq-f0c.c | 113 +++++++++++++++ + .../video/omap2/displays/panel-sharp-ls037v7dw01.c | 153 ++++++++++++++++++++ + 7 files changed, 397 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/Kconfig b/drivers/video/omap2/Kconfig +index 3e60d7e..d877c36 100644 +--- a/drivers/video/omap2/Kconfig ++++ b/drivers/video/omap2/Kconfig +@@ -6,3 +6,4 @@ config OMAP2_VRFB + + source "drivers/video/omap2/dss/Kconfig" + source "drivers/video/omap2/omapfb/Kconfig" ++source "drivers/video/omap2/displays/Kconfig" +diff --git a/drivers/video/omap2/Makefile b/drivers/video/omap2/Makefile +index 3ba6ef5..d853d05 100644 +--- a/drivers/video/omap2/Makefile ++++ b/drivers/video/omap2/Makefile +@@ -3,3 +3,4 @@ obj-$(CONFIG_OMAP2_VRFB) += vrfb.o + + obj-y += dss/ + obj-y += omapfb/ ++obj-y += displays/ +diff --git a/drivers/video/omap2/displays/Kconfig b/drivers/video/omap2/displays/Kconfig +new file mode 100644 +index 0000000..396905d +--- /dev/null ++++ b/drivers/video/omap2/displays/Kconfig +@@ -0,0 +1,22 @@ ++menu "OMAP2/3 Display Device Drivers" ++ depends on OMAP2_DSS ++ ++config PANEL_GENERIC ++ tristate "Generic Panel" ++ help ++ Generic panel driver. ++ Used for DVI output for Beagle and OMAP3 SDP. ++ ++config PANEL_SAMSUNG_LTE430WQ_F0C ++ tristate "Samsung LTE430WQ-F0C LCD Panel" ++ depends on OMAP2_DSS ++ help ++ LCD Panel used on Overo Palo43 ++ ++config PANEL_SHARP_LS037V7DW01 ++ tristate "Sharp LS037V7DW01 LCD Panel" ++ depends on OMAP2_DSS ++ help ++ LCD Panel used in TI's SDP3430 and EVM boards ++ ++endmenu +diff --git a/drivers/video/omap2/displays/Makefile b/drivers/video/omap2/displays/Makefile +new file mode 100644 +index 0000000..a26bbd2 +--- /dev/null ++++ b/drivers/video/omap2/displays/Makefile +@@ -0,0 +1,3 @@ ++obj-$(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..738147e +--- /dev/null ++++ b/drivers/video/omap2/displays/panel-generic.c +@@ -0,0 +1,104 @@ ++/* ++ * 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 struct omap_video_timings generic_panel_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, ++}; ++ ++static int generic_panel_probe(struct omap_dss_device *dssdev) ++{ ++ dssdev->panel.config = OMAP_DSS_LCD_TFT; ++ dssdev->panel.timings = generic_panel_timings; ++ ++ return 0; ++} ++ ++static void generic_panel_remove(struct omap_dss_device *dssdev) ++{ ++} ++ ++static int generic_panel_enable(struct omap_dss_device *dssdev) ++{ ++ int r = 0; ++ ++ if (dssdev->platform_enable) ++ r = dssdev->platform_enable(dssdev); ++ ++ return r; ++} ++ ++static void generic_panel_disable(struct omap_dss_device *dssdev) ++{ ++ if (dssdev->platform_disable) ++ dssdev->platform_disable(dssdev); ++} ++ ++static int generic_panel_suspend(struct omap_dss_device *dssdev) ++{ ++ generic_panel_disable(dssdev); ++ return 0; ++} ++ ++static int generic_panel_resume(struct omap_dss_device *dssdev) ++{ ++ return generic_panel_enable(dssdev); ++} ++ ++static struct omap_dss_driver generic_driver = { ++ .probe = generic_panel_probe, ++ .remove = generic_panel_remove, ++ ++ .enable = generic_panel_enable, ++ .disable = generic_panel_disable, ++ .suspend = generic_panel_suspend, ++ .resume = generic_panel_resume, ++ ++ .driver = { ++ .name = "generic_panel", ++ .owner = THIS_MODULE, ++ }, ++}; ++ ++static int __init generic_panel_drv_init(void) ++{ ++ return omap_dss_register_driver(&generic_driver); ++} ++ ++static void __exit generic_panel_drv_exit(void) ++{ ++ omap_dss_unregister_driver(&generic_driver); ++} ++ ++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..eafe581 +--- /dev/null ++++ b/drivers/video/omap2/displays/panel-samsung-lte430wq-f0c.c +@@ -0,0 +1,113 @@ ++/* ++ * 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 struct omap_video_timings samsung_lte_timings = { ++ .x_res = 480, ++ .y_res = 272, ++ ++ .pixel_clock = 9200, ++ ++ .hsw = 41, ++ .hfp = 8, ++ .hbp = 45-41, ++ ++ .vsw = 10, ++ .vfp = 4, ++ .vbp = 12-10, ++}; ++ ++static int samsung_lte_panel_probe(struct omap_dss_device *dssdev) ++{ ++ dssdev->panel.config = OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IVS | ++ OMAP_DSS_LCD_IHS; ++ dssdev->panel.timings = samsung_lte_timings; ++ ++ return 0; ++} ++ ++static void samsung_lte_panel_remove(struct omap_dss_device *dssdev) ++{ ++} ++ ++static int samsung_lte_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 samsung_lte_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 samsung_lte_panel_suspend(struct omap_dss_device *dssdev) ++{ ++ samsung_lte_panel_disable(dssdev); ++ return 0; ++} ++ ++static int samsung_lte_panel_resume(struct omap_dss_device *dssdev) ++{ ++ return samsung_lte_panel_enable(dssdev); ++} ++ ++static struct omap_dss_driver samsung_lte_driver = { ++ .probe = samsung_lte_panel_probe, ++ .remove = samsung_lte_panel_remove, ++ ++ .enable = samsung_lte_panel_enable, ++ .disable = samsung_lte_panel_disable, ++ .suspend = samsung_lte_panel_suspend, ++ .resume = samsung_lte_panel_resume, ++ ++ .driver = { ++ .name = "samsung_lte_panel", ++ .owner = THIS_MODULE, ++ }, ++}; ++ ++static int __init samsung_lte_panel_drv_init(void) ++{ ++ return omap_dss_register_driver(&samsung_lte_driver); ++} ++ ++static void __exit samsung_lte_panel_drv_exit(void) ++{ ++ omap_dss_unregister_driver(&samsung_lte_driver); ++} ++ ++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..2f8f0df +--- /dev/null ++++ b/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c +@@ -0,0 +1,153 @@ ++/* ++ * 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 <linux/device.h> ++#include <linux/regulator/consumer.h> ++#include <linux/err.h> ++ ++#include <mach/display.h> ++ ++struct sharp_data { ++ /* XXX This regulator should actually be in SDP board file, not here, ++ * as it doesn't actually power the LCD, but something else that ++ * affects the output to LCD (I think. Somebody clarify). It doesn't do ++ * harm here, as SDP is the only board using this currently */ ++ struct regulator *vdvi_reg; ++}; ++ ++static struct omap_video_timings sharp_ls_timings = { ++ .x_res = 480, ++ .y_res = 640, ++ ++ .pixel_clock = 19200, ++ ++ .hsw = 2, ++ .hfp = 1, ++ .hbp = 28, ++ ++ .vsw = 1, ++ .vfp = 1, ++ .vbp = 1, ++}; ++ ++static int sharp_ls_panel_probe(struct omap_dss_device *dssdev) ++{ ++ struct sharp_data *sd; ++ ++ dssdev->panel.config = OMAP_DSS_LCD_TFT | OMAP_DSS_LCD_IVS | ++ OMAP_DSS_LCD_IHS; ++ dssdev->panel.acb = 0x28; ++ dssdev->panel.timings = sharp_ls_timings; ++ ++ sd = kzalloc(sizeof(*sd), GFP_KERNEL); ++ if (!sd) ++ return -ENOMEM; ++ ++ dev_set_drvdata(&dssdev->dev, sd); ++ ++ sd->vdvi_reg = regulator_get(&dssdev->dev, "vdvi"); ++ if (IS_ERR(sd->vdvi_reg)) { ++ kfree(sd); ++ pr_err("failed to get VDVI regulator\n"); ++ return PTR_ERR(sd->vdvi_reg); ++ } ++ ++ return 0; ++} ++ ++static void sharp_ls_panel_remove(struct omap_dss_device *dssdev) ++{ ++ struct sharp_data *sd = dev_get_drvdata(&dssdev->dev); ++ ++ regulator_put(sd->vdvi_reg); ++ ++ kfree(sd); ++} ++ ++static int sharp_ls_panel_enable(struct omap_dss_device *dssdev) ++{ ++ struct sharp_data *sd = dev_get_drvdata(&dssdev->dev); ++ int r = 0; ++ ++ /* wait couple of vsyncs until enabling the LCD */ ++ msleep(50); ++ ++ regulator_enable(sd->vdvi_reg); ++ ++ if (dssdev->platform_enable) ++ r = dssdev->platform_enable(dssdev); ++ ++ return r; ++} ++ ++static void sharp_ls_panel_disable(struct omap_dss_device *dssdev) ++{ ++ struct sharp_data *sd = dev_get_drvdata(&dssdev->dev); ++ ++ if (dssdev->platform_disable) ++ dssdev->platform_disable(dssdev); ++ ++ regulator_disable(sd->vdvi_reg); ++ ++ /* wait at least 5 vsyncs after disabling the LCD */ ++ ++ msleep(100); ++} ++ ++static int sharp_ls_panel_suspend(struct omap_dss_device *dssdev) ++{ ++ sharp_ls_panel_disable(dssdev); ++ return 0; ++} ++ ++static int sharp_ls_panel_resume(struct omap_dss_device *dssdev) ++{ ++ return sharp_ls_panel_enable(dssdev); ++} ++ ++static struct omap_dss_driver sharp_ls_driver = { ++ .probe = sharp_ls_panel_probe, ++ .remove = sharp_ls_panel_remove, ++ ++ .enable = sharp_ls_panel_enable, ++ .disable = sharp_ls_panel_disable, ++ .suspend = sharp_ls_panel_suspend, ++ .resume = sharp_ls_panel_resume, ++ ++ .driver = { ++ .name = "sharp_ls_panel", ++ .owner = THIS_MODULE, ++ }, ++}; ++ ++static int __init sharp_ls_panel_drv_init(void) ++{ ++ return omap_dss_register_driver(&sharp_ls_driver); ++} ++ ++static void __exit sharp_ls_panel_drv_exit(void) ++{ ++ omap_dss_unregister_driver(&sharp_ls_driver); ++} ++ ++module_init(sharp_ls_panel_drv_init); ++module_exit(sharp_ls_panel_drv_exit); ++MODULE_LICENSE("GPL"); +-- +1.6.2.4 + |