diff options
Diffstat (limited to 'drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c')
| -rw-r--r-- | drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c | 198 |
1 files changed, 0 insertions, 198 deletions
diff --git a/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c b/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c deleted file mode 100644 index 78f0a6779756..000000000000 --- a/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c +++ /dev/null @@ -1,198 +0,0 @@ -/* - * 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/fb.h> -#include <linux/err.h> -#include <linux/slab.h> -#include <linux/gpio.h> - -#include <video/omapdss.h> -#include <video/omap-panel-data.h> - -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, - - .vsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .hsync_level = OMAPDSS_SIG_ACTIVE_LOW, - .data_pclk_edge = OMAPDSS_DRIVE_SIG_RISING_EDGE, - .de_level = OMAPDSS_SIG_ACTIVE_HIGH, - .sync_pclk_edge = OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, -}; - -static inline struct panel_sharp_ls037v7dw01_data -*get_panel_data(const struct omap_dss_device *dssdev) -{ - return (struct panel_sharp_ls037v7dw01_data *) dssdev->data; -} - -static int sharp_ls_panel_probe(struct omap_dss_device *dssdev) -{ - struct panel_sharp_ls037v7dw01_data *pd = get_panel_data(dssdev); - int r; - - if (!pd) - return -EINVAL; - - dssdev->panel.timings = sharp_ls_timings; - - if (gpio_is_valid(pd->mo_gpio)) { - r = devm_gpio_request_one(dssdev->dev, pd->mo_gpio, - GPIOF_OUT_INIT_LOW, "lcd MO"); - if (r) - return r; - } - - if (gpio_is_valid(pd->lr_gpio)) { - r = devm_gpio_request_one(dssdev->dev, pd->lr_gpio, - GPIOF_OUT_INIT_HIGH, "lcd LR"); - if (r) - return r; - } - - if (gpio_is_valid(pd->ud_gpio)) { - r = devm_gpio_request_one(dssdev->dev, pd->ud_gpio, - GPIOF_OUT_INIT_HIGH, "lcd UD"); - if (r) - return r; - } - - if (gpio_is_valid(pd->resb_gpio)) { - r = devm_gpio_request_one(dssdev->dev, pd->resb_gpio, - GPIOF_OUT_INIT_LOW, "lcd RESB"); - if (r) - return r; - } - - if (gpio_is_valid(pd->ini_gpio)) { - r = devm_gpio_request_one(dssdev->dev, pd->ini_gpio, - GPIOF_OUT_INIT_LOW, "lcd INI"); - if (r) - return r; - } - - return 0; -} - -static void __exit sharp_ls_panel_remove(struct omap_dss_device *dssdev) -{ -} - -static int sharp_ls_power_on(struct omap_dss_device *dssdev) -{ - struct panel_sharp_ls037v7dw01_data *pd = get_panel_data(dssdev); - int r = 0; - - if (dssdev->state == OMAP_DSS_DISPLAY_ACTIVE) - return 0; - - omapdss_dpi_set_timings(dssdev, &dssdev->panel.timings); - omapdss_dpi_set_data_lines(dssdev, dssdev->phy.dpi.data_lines); - - r = omapdss_dpi_display_enable(dssdev); - if (r) - goto err0; - - /* wait couple of vsyncs until enabling the LCD */ - msleep(50); - - if (gpio_is_valid(pd->resb_gpio)) - gpio_set_value_cansleep(pd->resb_gpio, 1); - - if (gpio_is_valid(pd->ini_gpio)) - gpio_set_value_cansleep(pd->ini_gpio, 1); - - return 0; -err0: - return r; -} - -static void sharp_ls_power_off(struct omap_dss_device *dssdev) -{ - struct panel_sharp_ls037v7dw01_data *pd = get_panel_data(dssdev); - - if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) - return; - - if (gpio_is_valid(pd->ini_gpio)) - gpio_set_value_cansleep(pd->ini_gpio, 0); - - if (gpio_is_valid(pd->resb_gpio)) - gpio_set_value_cansleep(pd->resb_gpio, 0); - - /* wait at least 5 vsyncs after disabling the LCD */ - - msleep(100); - - omapdss_dpi_display_disable(dssdev); -} - -static int sharp_ls_panel_enable(struct omap_dss_device *dssdev) -{ - int r; - r = sharp_ls_power_on(dssdev); - dssdev->state = OMAP_DSS_DISPLAY_ACTIVE; - return r; -} - -static void sharp_ls_panel_disable(struct omap_dss_device *dssdev) -{ - sharp_ls_power_off(dssdev); - dssdev->state = OMAP_DSS_DISPLAY_DISABLED; -} - -static struct omap_dss_driver sharp_ls_driver = { - .probe = sharp_ls_panel_probe, - .remove = __exit_p(sharp_ls_panel_remove), - - .enable = sharp_ls_panel_enable, - .disable = sharp_ls_panel_disable, - - .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"); |