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kernel/linux-rt-4.4.41/sound/soc/tegra/tegra_asoc_utils.h 1.55 KB
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  /*
   * tegra_asoc_utils.h - Definitions for Tegra DAS driver
   *
   * Author: Stephen Warren <swarren@nvidia.com>
   * Copyright (C) 2010,2012 - NVIDIA, Inc.
   *
   * 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.
   *
   * This program is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   * General Public License for more details.
   *
   * You should have received a copy of the GNU General Public License
   * along with this program; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
   * 02110-1301 USA
   *
   */
  
  #ifndef __TEGRA_ASOC_UTILS_H__
  #define __TEGRA_ASOC_UTILS_H__
  
  struct clk;
  struct device;
  
  enum tegra_asoc_utils_soc {
  	TEGRA_ASOC_UTILS_SOC_TEGRA20,
  	TEGRA_ASOC_UTILS_SOC_TEGRA30,
  	TEGRA_ASOC_UTILS_SOC_TEGRA114,
  	TEGRA_ASOC_UTILS_SOC_TEGRA124,
  };
  
  struct tegra_asoc_utils_data {
  	struct device *dev;
  	enum tegra_asoc_utils_soc soc;
  	struct clk *clk_pll_a;
  	struct clk *clk_pll_a_out0;
  	struct clk *clk_cdev1;
  	int set_baseclock;
  	int set_mclk;
  };
  
  int tegra_asoc_utils_set_rate(struct tegra_asoc_utils_data *data, int srate,
  			      int mclk);
  int tegra_asoc_utils_set_ac97_rate(struct tegra_asoc_utils_data *data);
  int tegra_asoc_utils_init(struct tegra_asoc_utils_data *data,
  			  struct device *dev);
  void tegra_asoc_utils_fini(struct tegra_asoc_utils_data *data);
  
  #endif