/* * ASoC codec driver for spear platform * * sound/soc/codecs/sta529.c -- spear ALSA Soc codec driver * * Copyright (C) 2012 ST Microelectronics * Rajeev Kumar <[email protected]> * * This file is licensed under the terms of the GNU General Public * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ #include <linux/clk.h> #include <linux/init.h> #include <linux/i2c.h> #include <linux/io.h> #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/pm.h> #include <linux/regmap.h> #include <linux/slab.h> #include <sound/core.h> #include <sound/initval.h> #include <sound/pcm.h> #include <sound/pcm_params.h> #include <sound/soc.h> #include <sound/soc-dapm.h> #include <sound/tlv.h> /* STA529 Register offsets */ #define STA529_FFXCFG0 … #define STA529_FFXCFG1 … #define STA529_MVOL … #define STA529_LVOL … #define STA529_RVOL … #define STA529_TTF0 … #define STA529_TTF1 … #define STA529_TTP0 … #define STA529_TTP1 … #define STA529_S2PCFG0 … #define STA529_S2PCFG1 … #define STA529_P2SCFG0 … #define STA529_P2SCFG1 … #define STA529_PLLCFG0 … #define STA529_PLLCFG1 … #define STA529_PLLCFG2 … #define STA529_PLLCFG3 … #define STA529_PLLPFE … #define STA529_PLLST … #define STA529_ADCCFG … #define STA529_CKOCFG … #define STA529_MISC … #define STA529_PADST0 … #define STA529_PADST1 … #define STA529_FFXST … #define STA529_PWMIN1 … #define STA529_PWMIN2 … #define STA529_POWST … #define STA529_MAX_REGISTER … #define STA529_RATES … #define STA529_FORMAT … #define S2PC_VALUE … #define CLOCK_OUT … #define DATA_FORMAT_MSK … #define LEFT_J_DATA_FORMAT … #define I2S_DATA_FORMAT … #define RIGHT_J_DATA_FORMAT … #define CODEC_MUTE_VAL … #define POWER_CNTLMSAK … #define POWER_STDBY … #define FFX_MASK … #define FFX_OFF … #define POWER_UP … #define FFX_CLK_ENB … #define FFX_CLK_DIS … #define FFX_CLK_MSK … #define PLAY_FREQ_RANGE_MSK … #define CAP_FREQ_RANGE_MSK … #define PDATA_LEN_MSK … #define BCLK_TO_FS_MSK … #define AUDIO_MUTE_MSK … static const struct reg_default sta529_reg_defaults[] = …; struct sta529 { … }; static bool sta529_readable(struct device *dev, unsigned int reg) { … } static const char *pwm_mode_text[] = …; static const DECLARE_TLV_DB_SCALE(out_gain_tlv, -9150, 50, 0); static const DECLARE_TLV_DB_SCALE(master_vol_tlv, -12750, 50, 0); static SOC_ENUM_SINGLE_DECL(pwm_src, STA529_FFXCFG1, 4, pwm_mode_text); static const struct snd_kcontrol_new sta529_snd_controls[] = …; static int sta529_set_bias_level(struct snd_soc_component *component, enum snd_soc_bias_level level) { … } static int sta529_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) { … } static int sta529_mute(struct snd_soc_dai *dai, int mute, int direction) { … } static int sta529_set_dai_fmt(struct snd_soc_dai *codec_dai, u32 fmt) { … } static const struct snd_soc_dai_ops sta529_dai_ops = …; static struct snd_soc_dai_driver sta529_dai = …; static const struct snd_soc_component_driver sta529_component_driver = …; static const struct regmap_config sta529_regmap = …; static int sta529_i2c_probe(struct i2c_client *i2c) { … } static const struct i2c_device_id sta529_i2c_id[] = …; MODULE_DEVICE_TABLE(i2c, sta529_i2c_id); static const struct of_device_id sta529_of_match[] = …; MODULE_DEVICE_TABLE(of, sta529_of_match); static struct i2c_driver sta529_i2c_driver = …; module_i2c_driver(…) …; MODULE_DESCRIPTION(…) …; MODULE_AUTHOR(…) …; MODULE_LICENSE(…) …;
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