diff options
Diffstat (limited to 'drivers/video/omap/lcd_omap3evm.c')
| -rw-r--r-- | drivers/video/omap/lcd_omap3evm.c | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/drivers/video/omap/lcd_omap3evm.c b/drivers/video/omap/lcd_omap3evm.c deleted file mode 100644 index 06840da0b094..000000000000 --- a/drivers/video/omap/lcd_omap3evm.c +++ /dev/null @@ -1,193 +0,0 @@ -/* - * LCD panel support for the TI OMAP3 EVM board - * - * Author: Steve Sakoman <steve@sakoman.com> - * - * Derived from drivers/video/omap/lcd-apollon.c - * - * 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/gpio.h> -#include <linux/i2c/twl.h> - -#include <plat/mux.h> -#include <asm/mach-types.h> - -#include "omapfb.h" - -#define LCD_PANEL_ENABLE_GPIO 153 -#define LCD_PANEL_LR 2 -#define LCD_PANEL_UD 3 -#define LCD_PANEL_INI 152 -#define LCD_PANEL_QVGA 154 -#define LCD_PANEL_RESB 155 - -#define ENABLE_VDAC_DEDICATED 0x03 -#define ENABLE_VDAC_DEV_GRP 0x20 -#define ENABLE_VPLL2_DEDICATED 0x05 -#define ENABLE_VPLL2_DEV_GRP 0xE0 - -#define TWL_LED_LEDEN 0x00 -#define TWL_PWMA_PWMAON 0x00 -#define TWL_PWMA_PWMAOFF 0x01 - -static unsigned int bklight_level; - -static int omap3evm_panel_init(struct lcd_panel *panel, - struct omapfb_device *fbdev) -{ - gpio_request(LCD_PANEL_LR, "LCD lr"); - gpio_request(LCD_PANEL_UD, "LCD ud"); - gpio_request(LCD_PANEL_INI, "LCD ini"); - gpio_request(LCD_PANEL_RESB, "LCD resb"); - gpio_request(LCD_PANEL_QVGA, "LCD qvga"); - - gpio_direction_output(LCD_PANEL_RESB, 1); - gpio_direction_output(LCD_PANEL_INI, 1); - gpio_direction_output(LCD_PANEL_QVGA, 0); - gpio_direction_output(LCD_PANEL_LR, 1); - gpio_direction_output(LCD_PANEL_UD, 1); - - twl_i2c_write_u8(TWL4030_MODULE_LED, 0x11, TWL_LED_LEDEN); - twl_i2c_write_u8(TWL4030_MODULE_PWMA, 0x01, TWL_PWMA_PWMAON); - twl_i2c_write_u8(TWL4030_MODULE_PWMA, 0x02, TWL_PWMA_PWMAOFF); - bklight_level = 100; - - return 0; -} - -static void omap3evm_panel_cleanup(struct lcd_panel *panel) -{ - gpio_free(LCD_PANEL_QVGA); - gpio_free(LCD_PANEL_RESB); - gpio_free(LCD_PANEL_INI); - gpio_free(LCD_PANEL_UD); - gpio_free(LCD_PANEL_LR); -} - -static int omap3evm_panel_enable(struct lcd_panel *panel) -{ - gpio_set_value(LCD_PANEL_ENABLE_GPIO, 0); - return 0; -} - -static void omap3evm_panel_disable(struct lcd_panel *panel) -{ - gpio_set_value(LCD_PANEL_ENABLE_GPIO, 1); -} - -static unsigned long omap3evm_panel_get_caps(struct lcd_panel *panel) -{ - return 0; -} - -static int omap3evm_bklight_setlevel(struct lcd_panel *panel, - unsigned int level) -{ - u8 c; - if ((level >= 0) && (level <= 100)) { - c = (125 * (100 - level)) / 100 + 2; - twl_i2c_write_u8(TWL4030_MODULE_PWMA, c, TWL_PWMA_PWMAOFF); - bklight_level = level; - } - return 0; -} - -static unsigned int omap3evm_bklight_getlevel(struct lcd_panel *panel) -{ - return bklight_level; -} - -static unsigned int omap3evm_bklight_getmaxlevel(struct lcd_panel *panel) -{ - return 100; -} - -struct lcd_panel omap3evm_panel = { - .name = "omap3evm", - .config = OMAP_LCDC_PANEL_TFT | OMAP_LCDC_INV_VSYNC | - OMAP_LCDC_INV_HSYNC, - - .bpp = 16, - .data_lines = 18, - .x_res = 480, - .y_res = 640, - .hsw = 3, /* hsync_len (4) - 1 */ - .hfp = 3, /* right_margin (4) - 1 */ - .hbp = 39, /* left_margin (40) - 1 */ - .vsw = 1, /* vsync_len (2) - 1 */ - .vfp = 2, /* lower_margin */ - .vbp = 7, /* upper_margin (8) - 1 */ - - .pixel_clock = 26000, - - .init = omap3evm_panel_init, - .cleanup = omap3evm_panel_cleanup, - .enable = omap3evm_panel_enable, - .disable = omap3evm_panel_disable, - .get_caps = omap3evm_panel_get_caps, - .set_bklight_level = omap3evm_bklight_setlevel, - .get_bklight_level = omap3evm_bklight_getlevel, - .get_bklight_max = omap3evm_bklight_getmaxlevel, -}; - -static int omap3evm_panel_probe(struct platform_device *pdev) -{ - omapfb_register_panel(&omap3evm_panel); - return 0; -} - -static int omap3evm_panel_remove(struct platform_device *pdev) -{ - return 0; -} - -static int omap3evm_panel_suspend(struct platform_device *pdev, - pm_message_t mesg) -{ - return 0; -} - -static int omap3evm_panel_resume(struct platform_device *pdev) -{ - return 0; -} - -struct platform_driver omap3evm_panel_driver = { - .probe = omap3evm_panel_probe, - .remove = omap3evm_panel_remove, - .suspend = omap3evm_panel_suspend, - .resume = omap3evm_panel_resume, - .driver = { - .name = "omap3evm_lcd", - .owner = THIS_MODULE, - }, -}; - -static int __init omap3evm_panel_drv_init(void) -{ - return platform_driver_register(&omap3evm_panel_driver); -} - -static void __exit omap3evm_panel_drv_exit(void) -{ - platform_driver_unregister(&omap3evm_panel_driver); -} - -module_init(omap3evm_panel_drv_init); -module_exit(omap3evm_panel_drv_exit); |