diff options
Diffstat (limited to 'ANDROID_3.4.5/drivers/video/backlight/vgg2432a4.c')
| -rw-r--r-- | ANDROID_3.4.5/drivers/video/backlight/vgg2432a4.c | 270 |
1 files changed, 0 insertions, 270 deletions
diff --git a/ANDROID_3.4.5/drivers/video/backlight/vgg2432a4.c b/ANDROID_3.4.5/drivers/video/backlight/vgg2432a4.c deleted file mode 100644 index b617fae9..00000000 --- a/ANDROID_3.4.5/drivers/video/backlight/vgg2432a4.c +++ /dev/null @@ -1,270 +0,0 @@ -/* drivers/video/backlight/vgg2432a4.c - * - * VGG2432A4 (ILI9320) LCD controller driver. - * - * Copyright 2007 Simtec Electronics - * http://armlinux.simtec.co.uk/ - * Ben Dooks <ben@simtec.co.uk> - * - * 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. -*/ - -#include <linux/delay.h> -#include <linux/err.h> -#include <linux/fb.h> -#include <linux/init.h> -#include <linux/lcd.h> -#include <linux/module.h> - -#include <linux/spi/spi.h> - -#include <video/ili9320.h> - -#include "ili9320.h" - -/* Device initialisation sequences */ - -static struct ili9320_reg vgg_init1[] = { - { - .address = ILI9320_POWER1, - .value = ILI9320_POWER1_AP(0) | ILI9320_POWER1_BT(0), - }, { - .address = ILI9320_POWER2, - .value = (ILI9320_POWER2_VC(7) | - ILI9320_POWER2_DC0(0) | ILI9320_POWER2_DC1(0)), - }, { - .address = ILI9320_POWER3, - .value = ILI9320_POWER3_VRH(0), - }, { - .address = ILI9320_POWER4, - .value = ILI9320_POWER4_VREOUT(0), - }, -}; - -static struct ili9320_reg vgg_init2[] = { - { - .address = ILI9320_POWER1, - .value = (ILI9320_POWER1_AP(3) | ILI9320_POWER1_APE | - ILI9320_POWER1_BT(7) | ILI9320_POWER1_SAP), - }, { - .address = ILI9320_POWER2, - .value = ILI9320_POWER2_VC(7) | ILI9320_POWER2_DC0(3), - } -}; - -static struct ili9320_reg vgg_gamma[] = { - { - .address = ILI9320_GAMMA1, - .value = 0x0000, - }, { - .address = ILI9320_GAMMA2, - .value = 0x0505, - }, { - .address = ILI9320_GAMMA3, - .value = 0x0004, - }, { - .address = ILI9320_GAMMA4, - .value = 0x0006, - }, { - .address = ILI9320_GAMMA5, - .value = 0x0707, - }, { - .address = ILI9320_GAMMA6, - .value = 0x0105, - }, { - .address = ILI9320_GAMMA7, - .value = 0x0002, - }, { - .address = ILI9320_GAMMA8, - .value = 0x0707, - }, { - .address = ILI9320_GAMMA9, - .value = 0x0704, - }, { - .address = ILI9320_GAMMA10, - .value = 0x807, - } - -}; - -static struct ili9320_reg vgg_init0[] = { - [0] = { - /* set direction and scan mode gate */ - .address = ILI9320_DRIVER, - .value = ILI9320_DRIVER_SS, - }, { - .address = ILI9320_DRIVEWAVE, - .value = (ILI9320_DRIVEWAVE_MUSTSET | - ILI9320_DRIVEWAVE_EOR | ILI9320_DRIVEWAVE_BC), - }, { - .address = ILI9320_ENTRYMODE, - .value = ILI9320_ENTRYMODE_ID(3) | ILI9320_ENTRYMODE_BGR, - }, { - .address = ILI9320_RESIZING, - .value = 0x0, - }, -}; - - -static int vgg2432a4_lcd_init(struct ili9320 *lcd, - struct ili9320_platdata *cfg) -{ - unsigned int addr; - int ret; - - /* Set VCore before anything else (VGG243237-6UFLWA) */ - ret = ili9320_write(lcd, 0x00e5, 0x8000); - if (ret) - goto err_initial; - - /* Start the oscillator up before we can do anything else. */ - ret = ili9320_write(lcd, ILI9320_OSCILATION, ILI9320_OSCILATION_OSC); - if (ret) - goto err_initial; - - /* must wait at-lesat 10ms after starting */ - mdelay(15); - - ret = ili9320_write_regs(lcd, vgg_init0, ARRAY_SIZE(vgg_init0)); - if (ret != 0) - goto err_initial; - - ili9320_write(lcd, ILI9320_DISPLAY2, cfg->display2); - ili9320_write(lcd, ILI9320_DISPLAY3, cfg->display3); - ili9320_write(lcd, ILI9320_DISPLAY4, cfg->display4); - - ili9320_write(lcd, ILI9320_RGB_IF1, cfg->rgb_if1); - ili9320_write(lcd, ILI9320_FRAMEMAKER, 0x0); - ili9320_write(lcd, ILI9320_RGB_IF2, cfg->rgb_if2); - - ret = ili9320_write_regs(lcd, vgg_init1, ARRAY_SIZE(vgg_init1)); - if (ret != 0) - goto err_vgg; - - mdelay(300); - - ret = ili9320_write_regs(lcd, vgg_init2, ARRAY_SIZE(vgg_init2)); - if (ret != 0) - goto err_vgg2; - - mdelay(100); - - ili9320_write(lcd, ILI9320_POWER3, 0x13c); - - mdelay(100); - - ili9320_write(lcd, ILI9320_POWER4, 0x1c00); - ili9320_write(lcd, ILI9320_POWER7, 0x000e); - - mdelay(100); - - ili9320_write(lcd, ILI9320_GRAM_HORIZ_ADDR, 0x00); - ili9320_write(lcd, ILI9320_GRAM_VERT_ADD, 0x00); - - ret = ili9320_write_regs(lcd, vgg_gamma, ARRAY_SIZE(vgg_gamma)); - if (ret != 0) - goto err_vgg3; - - ili9320_write(lcd, ILI9320_HORIZ_START, 0x0); - ili9320_write(lcd, ILI9320_HORIZ_END, cfg->hsize - 1); - ili9320_write(lcd, ILI9320_VERT_START, 0x0); - ili9320_write(lcd, ILI9320_VERT_END, cfg->vsize - 1); - - ili9320_write(lcd, ILI9320_DRIVER2, - ILI9320_DRIVER2_NL(((cfg->vsize - 240) / 8) + 0x1D)); - - ili9320_write(lcd, ILI9320_BASE_IMAGE, 0x1); - ili9320_write(lcd, ILI9320_VERT_SCROLL, 0x00); - - for (addr = ILI9320_PARTIAL1_POSITION; addr <= ILI9320_PARTIAL2_END; - addr++) { - ili9320_write(lcd, addr, 0x0); - } - - ili9320_write(lcd, ILI9320_INTERFACE1, 0x10); - ili9320_write(lcd, ILI9320_INTERFACE2, cfg->interface2); - ili9320_write(lcd, ILI9320_INTERFACE3, cfg->interface3); - ili9320_write(lcd, ILI9320_INTERFACE4, cfg->interface4); - ili9320_write(lcd, ILI9320_INTERFACE5, cfg->interface5); - ili9320_write(lcd, ILI9320_INTERFACE6, cfg->interface6); - - lcd->display1 = (ILI9320_DISPLAY1_D(3) | ILI9320_DISPLAY1_DTE | - ILI9320_DISPLAY1_GON | ILI9320_DISPLAY1_BASEE | - 0x40); - - ili9320_write(lcd, ILI9320_DISPLAY1, lcd->display1); - - return 0; - - err_vgg3: - err_vgg2: - err_vgg: - err_initial: - return ret; -} - -#ifdef CONFIG_PM -static int vgg2432a4_suspend(struct spi_device *spi, pm_message_t state) -{ - return ili9320_suspend(dev_get_drvdata(&spi->dev), state); -} - -static int vgg2432a4_resume(struct spi_device *spi) -{ - return ili9320_resume(dev_get_drvdata(&spi->dev)); -} -#else -#define vgg2432a4_suspend NULL -#define vgg2432a4_resume NULL -#endif - -static struct ili9320_client vgg2432a4_client = { - .name = "VGG2432A4", - .init = vgg2432a4_lcd_init, -}; - -/* Device probe */ - -static int __devinit vgg2432a4_probe(struct spi_device *spi) -{ - int ret; - - ret = ili9320_probe_spi(spi, &vgg2432a4_client); - if (ret != 0) { - dev_err(&spi->dev, "failed to initialise ili9320\n"); - return ret; - } - - return 0; -} - -static int __devexit vgg2432a4_remove(struct spi_device *spi) -{ - return ili9320_remove(dev_get_drvdata(&spi->dev)); -} - -static void vgg2432a4_shutdown(struct spi_device *spi) -{ - ili9320_shutdown(dev_get_drvdata(&spi->dev)); -} - -static struct spi_driver vgg2432a4_driver = { - .driver = { - .name = "VGG2432A4", - .owner = THIS_MODULE, - }, - .probe = vgg2432a4_probe, - .remove = __devexit_p(vgg2432a4_remove), - .shutdown = vgg2432a4_shutdown, - .suspend = vgg2432a4_suspend, - .resume = vgg2432a4_resume, -}; - -module_spi_driver(vgg2432a4_driver); - -MODULE_AUTHOR("Ben Dooks <ben-linux@fluff.org>"); -MODULE_DESCRIPTION("VGG2432A4 LCD Driver"); -MODULE_LICENSE("GPL v2"); -MODULE_ALIAS("spi:VGG2432A4"); |