arch/arm/mach-s5pv210/setup-fimc.c

   1 /*
   2  * Copyright (C) 2011 Samsung Electronics Co., Ltd.
   3  *
   4  * S5PV210 camera interface GPIO configuration.
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  */
  10
  11 #include <linux/gpio.h>
  12 #include <plat/gpio-cfg.h>
  13 #include <plat/camport.h>
  14
  15 int s5pv210_fimc_setup_gpio(enum s5p_camport_id id)
  16 {
  17         u32 gpio8, gpio5;
  18         int ret;
  19
  20         switch (id) {
  21         case S5P_CAMPORT_A:
  22                 gpio8 = S5PV210_GPE0(0);
  23                 gpio5 = S5PV210_GPE1(0);
  24                 break;
  25
  26         case S5P_CAMPORT_B:
  27                 gpio8 = S5PV210_GPJ0(0);
  28                 gpio5 = S5PV210_GPJ1(0);
  29                 break;
  30
  31         default:
  32                 WARN(1, "Wrong camport id: %d\n", id);
  33                 return -EINVAL;
  34         }
  35
  36         ret = s3c_gpio_cfgall_range(gpio8, 8, S3C_GPIO_SFN(2),
  37                                     S3C_GPIO_PULL_UP);
  38         if (ret)
  39                 return ret;
  40
  41         return s3c_gpio_cfgall_range(gpio5, 5, S3C_GPIO_SFN(2),
  42                                      S3C_GPIO_PULL_UP);
  43 }