release/src-rt-6.x.4708/linux/linux-2.6.36/arch/arm/mach-s5pc100/setup-fb-24bpp.c

   1 /*
   2  * linux/arch/arm/mach-s5pc100/setup-fb-24bpp.c
   3  *
   4  * Copyright 2009 Samsung Electronics
   5  *
   6  * Base S5PC100 setup information for 24bpp LCD framebuffer
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11  */
  12
  13 #include <linux/kernel.h>
  14 #include <linux/types.h>
  15 #include <linux/fb.h>
  16 #include <linux/gpio.h>
  17
  18 #include <mach/regs-fb.h>
  19 #include <mach/map.h>
  20 #include <plat/fb.h>
  21 #include <plat/gpio-cfg.h>
  22
  23 #define DISR_OFFSET     0x7008
  24
  25 void s5pc100_fb_gpio_setup_24bpp(void)
  26 {
  27         unsigned int gpio = 0;
  28
  29         for (gpio = S5PC100_GPF0(0); gpio <= S5PC100_GPF0(7); gpio++) {
  30                 s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
  31                 s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
  32         }
  33
  34         for (gpio = S5PC100_GPF1(0); gpio <= S5PC100_GPF1(7); gpio++) {
  35                 s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
  36                 s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
  37         }
  38
  39         for (gpio = S5PC100_GPF2(0); gpio <= S5PC100_GPF2(7); gpio++) {
  40                 s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
  41                 s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
  42         }
  43
  44         for (gpio = S5PC100_GPF3(0); gpio <= S5PC100_GPF3(3); gpio++) {
  45                 s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
  46                 s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
  47         }
  48 }