diff options
Diffstat (limited to 'sound/soc/tegra/tegra_asoc_utils.h')
| -rw-r--r-- | sound/soc/tegra/tegra_asoc_utils.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/sound/soc/tegra/tegra_asoc_utils.h b/sound/soc/tegra/tegra_asoc_utils.h new file mode 100644 index 000000000..ca8037634 --- /dev/null +++ b/sound/soc/tegra/tegra_asoc_utils.h @@ -0,0 +1,53 @@ +/* + * 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 |