From 9cf6a570438efc1b23fec59ad92d8e172e93102d Mon Sep 17 00:00:00 2001 From: Imre Deak Date: Tue, 26 Jun 2007 18:32:48 +0530 Subject: [PATCH 14/17] OMAP: LCD panel support for the TI OMAP1610 Innovator board - Add TFT LCD panel spport for TI OMAP1610 Innovator EVM. Signed-off-by: Trilok Soni --- drivers/video/omap/Makefile | 1 + drivers/video/omap/lcd_inn1610.c | 150 ++++++++++++++++++++++++++++++++++++++ 2 files changed, 151 insertions(+), 0 deletions(-) create mode 100644 drivers/video/omap/lcd_inn1610.c diff --git a/drivers/video/omap/Makefile b/drivers/video/omap/Makefile index 3b83519..35354c2 100644 --- a/drivers/video/omap/Makefile +++ b/drivers/video/omap/Makefile @@ -20,6 +20,7 @@ objs-y$(CONFIG_MACH_OMAP_H3) += lcd_h3.o objs-y$(CONFIG_MACH_OMAP_PALMTE) += lcd_palmte.o objs-y$(CONFIG_MACH_OMAP_PALMTT) += lcd_palmtt.o objs-y$(CONFIG_MACH_OMAP_PALMZ71) += lcd_palmz71.o +objs-$(CONFIG_ARCH_OMAP16XX)$(CONFIG_MACH_OMAP_INNOVATOR) += lcd_inn1610.o omapfb-objs := $(objs-yy) diff --git a/drivers/video/omap/lcd_inn1610.c b/drivers/video/omap/lcd_inn1610.c new file mode 100644 index 0000000..95604ca --- /dev/null +++ b/drivers/video/omap/lcd_inn1610.c @@ -0,0 +1,150 @@ +/* + * LCD panel support for the TI OMAP1610 Innovator board + * + * Copyright (C) 2004 Nokia Corporation + * Author: Imre Deak + * + * 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 +#include + +#include +#include + +#define MODULE_NAME "omapfb-lcd_h3" + +#define pr_err(fmt, args...) printk(KERN_ERR MODULE_NAME ": " fmt, ## args) + +static int innovator1610_panel_init(struct lcd_panel *panel, + struct omapfb_device *fbdev) +{ + int r = 0; + + if (omap_request_gpio(14)) { + pr_err("can't request GPIO 14\n"); + r = -1; + goto exit; + } + if (omap_request_gpio(15)) { + pr_err("can't request GPIO 15\n"); + omap_free_gpio(14); + r = -1; + goto exit; + } + /* configure GPIO(14, 15) as outputs */ + omap_set_gpio_direction(14, 0); + omap_set_gpio_direction(15, 0); +exit: + return r; +} + +static void innovator1610_panel_cleanup(struct lcd_panel *panel) +{ + omap_free_gpio(15); + omap_free_gpio(14); +} + +static int innovator1610_panel_enable(struct lcd_panel *panel) +{ + /* set GPIO14 and GPIO15 high */ + omap_set_gpio_dataout(14, 1); + omap_set_gpio_dataout(15, 1); + return 0; +} + +static void innovator1610_panel_disable(struct lcd_panel *panel) +{ + /* set GPIO13, GPIO14 and GPIO15 low */ + omap_set_gpio_dataout(14, 0); + omap_set_gpio_dataout(15, 0); +} + +static unsigned long innovator1610_panel_get_caps(struct lcd_panel *panel) +{ + return 0; +} + +struct lcd_panel innovator1610_panel = { + .name = "inn1610", + .config = OMAP_LCDC_PANEL_TFT, + + .bpp = 16, + .data_lines = 16, + .x_res = 320, + .y_res = 240, + .pixel_clock = 12500, + .hsw = 40, + .hfp = 40, + .hbp = 72, + .vsw = 1, + .vfp = 1, + .vbp = 0, + .pcd = 12, + + .init = innovator1610_panel_init, + .cleanup = innovator1610_panel_cleanup, + .enable = innovator1610_panel_enable, + .disable = innovator1610_panel_disable, + .get_caps = innovator1610_panel_get_caps, +}; + +static int innovator1610_panel_probe(struct platform_device *pdev) +{ + omapfb_register_panel(&innovator1610_panel); + return 0; +} + +static int innovator1610_panel_remove(struct platform_device *pdev) +{ + return 0; +} + +static int innovator1610_panel_suspend(struct platform_device *pdev, + pm_message_t mesg) +{ + return 0; +} + +static int innovator1610_panel_resume(struct platform_device *pdev) +{ + return 0; +} + +struct platform_driver innovator1610_panel_driver = { + .probe = innovator1610_panel_probe, + .remove = innovator1610_panel_remove, + .suspend = innovator1610_panel_suspend, + .resume = innovator1610_panel_resume, + .driver = { + .name = "lcd_inn1610", + .owner = THIS_MODULE, + }, +}; + +static int innovator1610_panel_drv_init(void) +{ + return platform_driver_register(&innovator1610_panel_driver); +} + +static void innovator1610_panel_drv_cleanup(void) +{ + platform_driver_unregister(&innovator1610_panel_driver); +} + +module_init(innovator1610_panel_drv_init); +module_exit(innovator1610_panel_drv_cleanup); + -- 1.5.0