src/soc/nvidia/tegra/pingroup.c

   1 /*
   2  * This file is part of the coreboot project.
   3  *
   4  * Copyright 2013 Google Inc.
   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 as published by
   8  * the Free Software Foundation; version 2 of the License.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  */
  15
  16 #include <arch/io.h>
  17 #include <soc/addressmap.h>
  18
  19 #include "pingroup.h"
  20
  21 static uint32_t *pingroup_regs = (void *)TEGRA_APB_PINGROUP_BASE;
  22
  23 void pingroup_set_config(int group_index, uint32_t config)
  24 {
  25         write32(&pingroup_regs[group_index], config);
  26 }
  27
  28 uint32_t pingroup_get_config(int group_index)
  29 {
  30         return read32(&pingroup_regs[group_index]);
  31 }