| /* |
| * LCD panel support for the TI OMAP H3 board |
| * |
| * Copyright (C) 2004 Nokia Corporation |
| * Author: Imre Deak <imre.deak@nokia.com> |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License as published by the |
| * Free Software Foundation; either version 2 of the License, or (at your |
| * option) any later version. |
| * |
| * 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, write to the Free Software Foundation, Inc., |
| * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| */ |
| |
| #include <linux/module.h> |
| #include <linux/platform_device.h> |
| #include <linux/i2c/tps65010.h> |
| #include <linux/gpio.h> |
| |
| #include "omapfb.h" |
| |
| #define MODULE_NAME "omapfb-lcd_h3" |
| |
| static int h3_panel_init(struct lcd_panel *panel, struct omapfb_device *fbdev) |
| { |
| return 0; |
| } |
| |
| static void h3_panel_cleanup(struct lcd_panel *panel) |
| { |
| } |
| |
| static int h3_panel_enable(struct lcd_panel *panel) |
| { |
| int r = 0; |
| |
| /* GPIO1 and GPIO2 of TPS65010 send LCD_ENBKL and LCD_ENVDD signals */ |
| r = tps65010_set_gpio_out_value(GPIO1, HIGH); |
| if (!r) |
| r = tps65010_set_gpio_out_value(GPIO2, HIGH); |
| if (r) |
| pr_err(MODULE_NAME ": Unable to turn on LCD panel\n"); |
| |
| return r; |
| } |
| |
| static void h3_panel_disable(struct lcd_panel *panel) |
| { |
| int r = 0; |
| |
| /* GPIO1 and GPIO2 of TPS65010 send LCD_ENBKL and LCD_ENVDD signals */ |
| r = tps65010_set_gpio_out_value(GPIO1, LOW); |
| if (!r) |
| tps65010_set_gpio_out_value(GPIO2, LOW); |
| if (r) |
| pr_err(MODULE_NAME ": Unable to turn off LCD panel\n"); |
| } |
| |
| static unsigned long h3_panel_get_caps(struct lcd_panel *panel) |
| { |
| return 0; |
| } |
| |
| struct lcd_panel h3_panel = { |
| .name = "h3", |
| .config = OMAP_LCDC_PANEL_TFT, |
| |
| .data_lines = 16, |
| .bpp = 16, |
| .x_res = 240, |
| .y_res = 320, |
| .pixel_clock = 12000, |
| .hsw = 12, |
| .hfp = 14, |
| .hbp = 72 - 12, |
| .vsw = 1, |
| .vfp = 1, |
| .vbp = 0, |
| .pcd = 0, |
| |
| .init = h3_panel_init, |
| .cleanup = h3_panel_cleanup, |
| .enable = h3_panel_enable, |
| .disable = h3_panel_disable, |
| .get_caps = h3_panel_get_caps, |
| }; |
| |
| static int h3_panel_probe(struct platform_device *pdev) |
| { |
| omapfb_register_panel(&h3_panel); |
| return 0; |
| } |
| |
| static int h3_panel_remove(struct platform_device *pdev) |
| { |
| return 0; |
| } |
| |
| static int h3_panel_suspend(struct platform_device *pdev, pm_message_t mesg) |
| { |
| return 0; |
| } |
| |
| static int h3_panel_resume(struct platform_device *pdev) |
| { |
| return 0; |
| } |
| |
| static struct platform_driver h3_panel_driver = { |
| .probe = h3_panel_probe, |
| .remove = h3_panel_remove, |
| .suspend = h3_panel_suspend, |
| .resume = h3_panel_resume, |
| .driver = { |
| .name = "lcd_h3", |
| }, |
| }; |
| |
| module_platform_driver(h3_panel_driver); |