arch/arm/mach-tegra/tegra2_emc.h

   1 /*
   2  * Copyright (C) 2011 Google, Inc.
   3  *
   4  * Author:
   5  *      Colin Cross <ccross@android.com>
   6  *
   7  * This software is licensed under the terms of the GNU General Public
   8  * License version 2, as published by the Free Software Foundation, and
   9  * may be copied, distributed, and modified under those terms.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  */
  17
  18 #define TEGRA_EMC_NUM_REGS 46
  19
  20 struct tegra_emc_table {
  21         unsigned long rate;
  22         u32 regs[TEGRA_EMC_NUM_REGS];
  23 };
  24
  25 int tegra_emc_set_rate(unsigned long rate);
  26 long tegra_emc_round_rate(unsigned long rate);
  27 void tegra_init_emc(const struct tegra_emc_table *table, int table_size);