diff options
Diffstat (limited to 'ANDROID_3.4.5/sound/soc/codecs/ssm2602.c')
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/codecs/ssm2602.c | 773 |
1 files changed, 0 insertions, 773 deletions
diff --git a/ANDROID_3.4.5/sound/soc/codecs/ssm2602.c b/ANDROID_3.4.5/sound/soc/codecs/ssm2602.c deleted file mode 100644 index de2b2054..00000000 --- a/ANDROID_3.4.5/sound/soc/codecs/ssm2602.c +++ /dev/null @@ -1,773 +0,0 @@ -/* - * File: sound/soc/codecs/ssm2602.c - * Author: Cliff Cai <Cliff.Cai@analog.com> - * - * Created: Tue June 06 2008 - * Description: Driver for ssm2602 sound chip - * - * Modified: - * Copyright 2008 Analog Devices Inc. - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * 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, see the file COPYING, or write - * to the Free Software Foundation, Inc., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/pm.h> -#include <linux/i2c.h> -#include <linux/spi/spi.h> -#include <linux/slab.h> -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/pcm_params.h> -#include <sound/soc.h> -#include <sound/initval.h> -#include <sound/tlv.h> - -#include "ssm2602.h" - -#define SSM2602_VERSION "0.1" - -enum ssm2602_type { - SSM2602, - SSM2604, -}; - -/* codec private data */ -struct ssm2602_priv { - unsigned int sysclk; - enum snd_soc_control_type control_type; - struct snd_pcm_substream *master_substream; - struct snd_pcm_substream *slave_substream; - - enum ssm2602_type type; - unsigned int clk_out_pwr; -}; - -/* - * ssm2602 register cache - * We can't read the ssm2602 register space when we are - * using 2 wire for device control, so we cache them instead. - * There is no point in caching the reset register - */ -static const u16 ssm2602_reg[SSM2602_CACHEREGNUM] = { - 0x0097, 0x0097, 0x0079, 0x0079, - 0x000a, 0x0008, 0x009f, 0x000a, - 0x0000, 0x0000 -}; - -#define ssm2602_reset(c) snd_soc_write(c, SSM2602_RESET, 0) - -/*Appending several "None"s just for OSS mixer use*/ -static const char *ssm2602_input_select[] = { - "Line", "Mic", "None", "None", "None", - "None", "None", "None", -}; - -static const char *ssm2602_deemph[] = {"None", "32Khz", "44.1Khz", "48Khz"}; - -static const struct soc_enum ssm2602_enum[] = { - SOC_ENUM_SINGLE(SSM2602_APANA, 2, 2, ssm2602_input_select), - SOC_ENUM_SINGLE(SSM2602_APDIGI, 1, 4, ssm2602_deemph), -}; - -static const unsigned int ssm260x_outmix_tlv[] = { - TLV_DB_RANGE_HEAD(2), - 0, 47, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 0), - 48, 127, TLV_DB_SCALE_ITEM(-7400, 100, 0), -}; - -static const DECLARE_TLV_DB_SCALE(ssm260x_inpga_tlv, -3450, 150, 0); -static const DECLARE_TLV_DB_SCALE(ssm260x_sidetone_tlv, -1500, 300, 0); - -static const struct snd_kcontrol_new ssm260x_snd_controls[] = { -SOC_DOUBLE_R_TLV("Capture Volume", SSM2602_LINVOL, SSM2602_RINVOL, 0, 45, 0, - ssm260x_inpga_tlv), -SOC_DOUBLE_R("Capture Switch", SSM2602_LINVOL, SSM2602_RINVOL, 7, 1, 1), - -SOC_SINGLE("ADC High Pass Filter Switch", SSM2602_APDIGI, 0, 1, 1), -SOC_SINGLE("Store DC Offset Switch", SSM2602_APDIGI, 4, 1, 0), - -SOC_ENUM("Playback De-emphasis", ssm2602_enum[1]), -}; - -static const struct snd_kcontrol_new ssm2602_snd_controls[] = { -SOC_DOUBLE_R_TLV("Master Playback Volume", SSM2602_LOUT1V, SSM2602_ROUT1V, - 0, 127, 0, ssm260x_outmix_tlv), -SOC_DOUBLE_R("Master Playback ZC Switch", SSM2602_LOUT1V, SSM2602_ROUT1V, - 7, 1, 0), -SOC_SINGLE_TLV("Sidetone Playback Volume", SSM2602_APANA, 6, 3, 1, - ssm260x_sidetone_tlv), - -SOC_SINGLE("Mic Boost (+20dB)", SSM2602_APANA, 0, 1, 0), -SOC_SINGLE("Mic Boost2 (+20dB)", SSM2602_APANA, 8, 1, 0), -SOC_SINGLE("Mic Switch", SSM2602_APANA, 1, 1, 1), -}; - -/* Output Mixer */ -static const struct snd_kcontrol_new ssm260x_output_mixer_controls[] = { -SOC_DAPM_SINGLE("Line Bypass Switch", SSM2602_APANA, 3, 1, 0), -SOC_DAPM_SINGLE("HiFi Playback Switch", SSM2602_APANA, 4, 1, 0), -SOC_DAPM_SINGLE("Mic Sidetone Switch", SSM2602_APANA, 5, 1, 0), -}; - -/* Input mux */ -static const struct snd_kcontrol_new ssm2602_input_mux_controls = -SOC_DAPM_ENUM("Input Select", ssm2602_enum[0]); - -static const struct snd_soc_dapm_widget ssm260x_dapm_widgets[] = { -SND_SOC_DAPM_DAC("DAC", "HiFi Playback", SSM2602_PWR, 3, 1), -SND_SOC_DAPM_ADC("ADC", "HiFi Capture", SSM2602_PWR, 2, 1), -SND_SOC_DAPM_PGA("Line Input", SSM2602_PWR, 0, 1, NULL, 0), - -SND_SOC_DAPM_SUPPLY("Digital Core Power", SSM2602_ACTIVE, 0, 0, NULL, 0), - -SND_SOC_DAPM_OUTPUT("LOUT"), -SND_SOC_DAPM_OUTPUT("ROUT"), -SND_SOC_DAPM_INPUT("RLINEIN"), -SND_SOC_DAPM_INPUT("LLINEIN"), -}; - -static const struct snd_soc_dapm_widget ssm2602_dapm_widgets[] = { -SND_SOC_DAPM_MIXER("Output Mixer", SSM2602_PWR, 4, 1, - ssm260x_output_mixer_controls, - ARRAY_SIZE(ssm260x_output_mixer_controls)), - -SND_SOC_DAPM_MUX("Input Mux", SND_SOC_NOPM, 0, 0, &ssm2602_input_mux_controls), -SND_SOC_DAPM_MICBIAS("Mic Bias", SSM2602_PWR, 1, 1), - -SND_SOC_DAPM_OUTPUT("LHPOUT"), -SND_SOC_DAPM_OUTPUT("RHPOUT"), -SND_SOC_DAPM_INPUT("MICIN"), -}; - -static const struct snd_soc_dapm_widget ssm2604_dapm_widgets[] = { -SND_SOC_DAPM_MIXER("Output Mixer", SND_SOC_NOPM, 0, 0, - ssm260x_output_mixer_controls, - ARRAY_SIZE(ssm260x_output_mixer_controls) - 1), /* Last element is the mic */ -}; - -static const struct snd_soc_dapm_route ssm260x_routes[] = { - {"DAC", NULL, "Digital Core Power"}, - {"ADC", NULL, "Digital Core Power"}, - - {"Output Mixer", "Line Bypass Switch", "Line Input"}, - {"Output Mixer", "HiFi Playback Switch", "DAC"}, - - {"ROUT", NULL, "Output Mixer"}, - {"LOUT", NULL, "Output Mixer"}, - - {"Line Input", NULL, "LLINEIN"}, - {"Line Input", NULL, "RLINEIN"}, -}; - -static const struct snd_soc_dapm_route ssm2602_routes[] = { - {"Output Mixer", "Mic Sidetone Switch", "Mic Bias"}, - - {"RHPOUT", NULL, "Output Mixer"}, - {"LHPOUT", NULL, "Output Mixer"}, - - {"Input Mux", "Line", "Line Input"}, - {"Input Mux", "Mic", "Mic Bias"}, - {"ADC", NULL, "Input Mux"}, - - {"Mic Bias", NULL, "MICIN"}, -}; - -static const struct snd_soc_dapm_route ssm2604_routes[] = { - {"ADC", NULL, "Line Input"}, -}; - -struct ssm2602_coeff { - u32 mclk; - u32 rate; - u8 srate; -}; - -#define SSM2602_COEFF_SRATE(sr, bosr, usb) (((sr) << 2) | ((bosr) << 1) | (usb)) - -/* codec mclk clock coefficients */ -static const struct ssm2602_coeff ssm2602_coeff_table[] = { - /* 48k */ - {12288000, 48000, SSM2602_COEFF_SRATE(0x0, 0x0, 0x0)}, - {18432000, 48000, SSM2602_COEFF_SRATE(0x0, 0x1, 0x0)}, - {12000000, 48000, SSM2602_COEFF_SRATE(0x0, 0x0, 0x1)}, - - /* 32k */ - {12288000, 32000, SSM2602_COEFF_SRATE(0x6, 0x0, 0x0)}, - {18432000, 32000, SSM2602_COEFF_SRATE(0x6, 0x1, 0x0)}, - {12000000, 32000, SSM2602_COEFF_SRATE(0x6, 0x0, 0x1)}, - - /* 8k */ - {12288000, 8000, SSM2602_COEFF_SRATE(0x3, 0x0, 0x0)}, - {18432000, 8000, SSM2602_COEFF_SRATE(0x3, 0x1, 0x0)}, - {11289600, 8000, SSM2602_COEFF_SRATE(0xb, 0x0, 0x0)}, - {16934400, 8000, SSM2602_COEFF_SRATE(0xb, 0x1, 0x0)}, - {12000000, 8000, SSM2602_COEFF_SRATE(0x3, 0x0, 0x1)}, - - /* 96k */ - {12288000, 96000, SSM2602_COEFF_SRATE(0x7, 0x0, 0x0)}, - {18432000, 96000, SSM2602_COEFF_SRATE(0x7, 0x1, 0x0)}, - {12000000, 96000, SSM2602_COEFF_SRATE(0x7, 0x0, 0x1)}, - - /* 44.1k */ - {11289600, 44100, SSM2602_COEFF_SRATE(0x8, 0x0, 0x0)}, - {16934400, 44100, SSM2602_COEFF_SRATE(0x8, 0x1, 0x0)}, - {12000000, 44100, SSM2602_COEFF_SRATE(0x8, 0x1, 0x1)}, - - /* 88.2k */ - {11289600, 88200, SSM2602_COEFF_SRATE(0xf, 0x0, 0x0)}, - {16934400, 88200, SSM2602_COEFF_SRATE(0xf, 0x1, 0x0)}, - {12000000, 88200, SSM2602_COEFF_SRATE(0xf, 0x1, 0x1)}, -}; - -static inline int ssm2602_get_coeff(int mclk, int rate) -{ - int i; - - for (i = 0; i < ARRAY_SIZE(ssm2602_coeff_table); i++) { - if (ssm2602_coeff_table[i].rate == rate && - ssm2602_coeff_table[i].mclk == mclk) - return ssm2602_coeff_table[i].srate; - } - return -EINVAL; -} - -static int ssm2602_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params, - struct snd_soc_dai *dai) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct snd_soc_codec *codec = rtd->codec; - struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec); - u16 iface = snd_soc_read(codec, SSM2602_IFACE) & 0xfff3; - int srate = ssm2602_get_coeff(ssm2602->sysclk, params_rate(params)); - - if (substream == ssm2602->slave_substream) { - dev_dbg(codec->dev, "Ignoring hw_params for slave substream\n"); - return 0; - } - - if (srate < 0) - return srate; - - snd_soc_write(codec, SSM2602_SRATE, srate); - - /* bit size */ - switch (params_format(params)) { - case SNDRV_PCM_FORMAT_S16_LE: - break; - case SNDRV_PCM_FORMAT_S20_3LE: - iface |= 0x0004; - break; - case SNDRV_PCM_FORMAT_S24_LE: - iface |= 0x0008; - break; - case SNDRV_PCM_FORMAT_S32_LE: - iface |= 0x000c; - break; - } - snd_soc_write(codec, SSM2602_IFACE, iface); - return 0; -} - -static int ssm2602_startup(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct snd_soc_codec *codec = rtd->codec; - struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec); - struct snd_pcm_runtime *master_runtime; - - /* The DAI has shared clocks so if we already have a playback or - * capture going then constrain this substream to match it. - * TODO: the ssm2602 allows pairs of non-matching PB/REC rates - */ - if (ssm2602->master_substream) { - master_runtime = ssm2602->master_substream->runtime; - dev_dbg(codec->dev, "Constraining to %d bits at %dHz\n", - master_runtime->sample_bits, - master_runtime->rate); - - if (master_runtime->rate != 0) - snd_pcm_hw_constraint_minmax(substream->runtime, - SNDRV_PCM_HW_PARAM_RATE, - master_runtime->rate, - master_runtime->rate); - - if (master_runtime->sample_bits != 0) - snd_pcm_hw_constraint_minmax(substream->runtime, - SNDRV_PCM_HW_PARAM_SAMPLE_BITS, - master_runtime->sample_bits, - master_runtime->sample_bits); - - ssm2602->slave_substream = substream; - } else - ssm2602->master_substream = substream; - - return 0; -} - -static void ssm2602_shutdown(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct snd_soc_codec *codec = rtd->codec; - struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec); - - if (ssm2602->master_substream == substream) - ssm2602->master_substream = ssm2602->slave_substream; - - ssm2602->slave_substream = NULL; -} - - -static int ssm2602_mute(struct snd_soc_dai *dai, int mute) -{ - struct snd_soc_codec *codec = dai->codec; - - if (mute) - snd_soc_update_bits(codec, SSM2602_APDIGI, - APDIGI_ENABLE_DAC_MUTE, - APDIGI_ENABLE_DAC_MUTE); - else - snd_soc_update_bits(codec, SSM2602_APDIGI, - APDIGI_ENABLE_DAC_MUTE, 0); - return 0; -} - -static int ssm2602_set_dai_sysclk(struct snd_soc_dai *codec_dai, - int clk_id, unsigned int freq, int dir) -{ - struct snd_soc_codec *codec = codec_dai->codec; - struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec); - - if (dir == SND_SOC_CLOCK_IN) { - if (clk_id != SSM2602_SYSCLK) - return -EINVAL; - - switch (freq) { - case 11289600: - case 12000000: - case 12288000: - case 16934400: - case 18432000: - ssm2602->sysclk = freq; - break; - default: - return -EINVAL; - } - } else { - unsigned int mask; - - switch (clk_id) { - case SSM2602_CLK_CLKOUT: - mask = PWR_CLK_OUT_PDN; - break; - case SSM2602_CLK_XTO: - mask = PWR_OSC_PDN; - break; - default: - return -EINVAL; - } - - if (freq == 0) - ssm2602->clk_out_pwr |= mask; - else - ssm2602->clk_out_pwr &= ~mask; - - snd_soc_update_bits(codec, SSM2602_PWR, - PWR_CLK_OUT_PDN | PWR_OSC_PDN, ssm2602->clk_out_pwr); - } - - return 0; -} - -static int ssm2602_set_dai_fmt(struct snd_soc_dai *codec_dai, - unsigned int fmt) -{ - struct snd_soc_codec *codec = codec_dai->codec; - u16 iface = 0; - - /* set master/slave audio interface */ - switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { - case SND_SOC_DAIFMT_CBM_CFM: - iface |= 0x0040; - break; - case SND_SOC_DAIFMT_CBS_CFS: - break; - default: - return -EINVAL; - } - - /* interface format */ - switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { - case SND_SOC_DAIFMT_I2S: - iface |= 0x0002; - break; - case SND_SOC_DAIFMT_RIGHT_J: - break; - case SND_SOC_DAIFMT_LEFT_J: - iface |= 0x0001; - break; - case SND_SOC_DAIFMT_DSP_A: - iface |= 0x0013; - break; - case SND_SOC_DAIFMT_DSP_B: - iface |= 0x0003; - break; - default: - return -EINVAL; - } - - /* clock inversion */ - switch (fmt & SND_SOC_DAIFMT_INV_MASK) { - case SND_SOC_DAIFMT_NB_NF: - break; - case SND_SOC_DAIFMT_IB_IF: - iface |= 0x0090; - break; - case SND_SOC_DAIFMT_IB_NF: - iface |= 0x0080; - break; - case SND_SOC_DAIFMT_NB_IF: - iface |= 0x0010; - break; - default: - return -EINVAL; - } - - /* set iface */ - snd_soc_write(codec, SSM2602_IFACE, iface); - return 0; -} - -static int ssm2602_set_bias_level(struct snd_soc_codec *codec, - enum snd_soc_bias_level level) -{ - struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec); - - switch (level) { - case SND_SOC_BIAS_ON: - /* vref/mid on, osc and clkout on if enabled */ - snd_soc_update_bits(codec, SSM2602_PWR, - PWR_POWER_OFF | PWR_CLK_OUT_PDN | PWR_OSC_PDN, - ssm2602->clk_out_pwr); - break; - case SND_SOC_BIAS_PREPARE: - break; - case SND_SOC_BIAS_STANDBY: - /* everything off except vref/vmid, */ - snd_soc_update_bits(codec, SSM2602_PWR, - PWR_POWER_OFF | PWR_CLK_OUT_PDN | PWR_OSC_PDN, - PWR_CLK_OUT_PDN | PWR_OSC_PDN); - break; - case SND_SOC_BIAS_OFF: - /* everything off */ - snd_soc_update_bits(codec, SSM2602_PWR, - PWR_POWER_OFF, PWR_POWER_OFF); - break; - - } - codec->dapm.bias_level = level; - return 0; -} - -#define SSM2602_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_32000 |\ - SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |\ - SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000) - -#define SSM2602_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ - SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE) - -static const struct snd_soc_dai_ops ssm2602_dai_ops = { - .startup = ssm2602_startup, - .hw_params = ssm2602_hw_params, - .shutdown = ssm2602_shutdown, - .digital_mute = ssm2602_mute, - .set_sysclk = ssm2602_set_dai_sysclk, - .set_fmt = ssm2602_set_dai_fmt, -}; - -static struct snd_soc_dai_driver ssm2602_dai = { - .name = "ssm2602-hifi", - .playback = { - .stream_name = "Playback", - .channels_min = 2, - .channels_max = 2, - .rates = SSM2602_RATES, - .formats = SSM2602_FORMATS,}, - .capture = { - .stream_name = "Capture", - .channels_min = 2, - .channels_max = 2, - .rates = SSM2602_RATES, - .formats = SSM2602_FORMATS,}, - .ops = &ssm2602_dai_ops, -}; - -static int ssm2602_suspend(struct snd_soc_codec *codec) -{ - ssm2602_set_bias_level(codec, SND_SOC_BIAS_OFF); - return 0; -} - -static int ssm2602_resume(struct snd_soc_codec *codec) -{ - snd_soc_cache_sync(codec); - - ssm2602_set_bias_level(codec, SND_SOC_BIAS_STANDBY); - - return 0; -} - -static int ssm2602_probe(struct snd_soc_codec *codec) -{ - struct snd_soc_dapm_context *dapm = &codec->dapm; - int ret; - - snd_soc_update_bits(codec, SSM2602_LOUT1V, - LOUT1V_LRHP_BOTH, LOUT1V_LRHP_BOTH); - snd_soc_update_bits(codec, SSM2602_ROUT1V, - ROUT1V_RLHP_BOTH, ROUT1V_RLHP_BOTH); - - ret = snd_soc_add_codec_controls(codec, ssm2602_snd_controls, - ARRAY_SIZE(ssm2602_snd_controls)); - if (ret) - return ret; - - ret = snd_soc_dapm_new_controls(dapm, ssm2602_dapm_widgets, - ARRAY_SIZE(ssm2602_dapm_widgets)); - if (ret) - return ret; - - return snd_soc_dapm_add_routes(dapm, ssm2602_routes, - ARRAY_SIZE(ssm2602_routes)); -} - -static int ssm2604_probe(struct snd_soc_codec *codec) -{ - struct snd_soc_dapm_context *dapm = &codec->dapm; - int ret; - - ret = snd_soc_dapm_new_controls(dapm, ssm2604_dapm_widgets, - ARRAY_SIZE(ssm2604_dapm_widgets)); - if (ret) - return ret; - - return snd_soc_dapm_add_routes(dapm, ssm2604_routes, - ARRAY_SIZE(ssm2604_routes)); -} - -static int ssm260x_probe(struct snd_soc_codec *codec) -{ - struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec); - int ret; - - pr_info("ssm2602 Audio Codec %s", SSM2602_VERSION); - - ret = snd_soc_codec_set_cache_io(codec, 7, 9, ssm2602->control_type); - if (ret < 0) { - dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret); - return ret; - } - - ret = ssm2602_reset(codec); - if (ret < 0) { - dev_err(codec->dev, "Failed to issue reset: %d\n", ret); - return ret; - } - - /* set the update bits */ - snd_soc_update_bits(codec, SSM2602_LINVOL, - LINVOL_LRIN_BOTH, LINVOL_LRIN_BOTH); - snd_soc_update_bits(codec, SSM2602_RINVOL, - RINVOL_RLIN_BOTH, RINVOL_RLIN_BOTH); - /*select Line in as default input*/ - snd_soc_write(codec, SSM2602_APANA, APANA_SELECT_DAC | - APANA_ENABLE_MIC_BOOST); - - switch (ssm2602->type) { - case SSM2602: - ret = ssm2602_probe(codec); - break; - case SSM2604: - ret = ssm2604_probe(codec); - break; - } - - if (ret) - return ret; - - ssm2602_set_bias_level(codec, SND_SOC_BIAS_STANDBY); - - return 0; -} - -/* remove everything here */ -static int ssm2602_remove(struct snd_soc_codec *codec) -{ - ssm2602_set_bias_level(codec, SND_SOC_BIAS_OFF); - return 0; -} - -static struct snd_soc_codec_driver soc_codec_dev_ssm2602 = { - .probe = ssm260x_probe, - .remove = ssm2602_remove, - .suspend = ssm2602_suspend, - .resume = ssm2602_resume, - .set_bias_level = ssm2602_set_bias_level, - .reg_cache_size = ARRAY_SIZE(ssm2602_reg), - .reg_word_size = sizeof(u16), - .reg_cache_default = ssm2602_reg, - - .controls = ssm260x_snd_controls, - .num_controls = ARRAY_SIZE(ssm260x_snd_controls), - .dapm_widgets = ssm260x_dapm_widgets, - .num_dapm_widgets = ARRAY_SIZE(ssm260x_dapm_widgets), - .dapm_routes = ssm260x_routes, - .num_dapm_routes = ARRAY_SIZE(ssm260x_routes), -}; - -#if defined(CONFIG_SPI_MASTER) -static int __devinit ssm2602_spi_probe(struct spi_device *spi) -{ - struct ssm2602_priv *ssm2602; - int ret; - - ssm2602 = devm_kzalloc(&spi->dev, sizeof(struct ssm2602_priv), - GFP_KERNEL); - if (ssm2602 == NULL) - return -ENOMEM; - - spi_set_drvdata(spi, ssm2602); - ssm2602->control_type = SND_SOC_SPI; - ssm2602->type = SSM2602; - - ret = snd_soc_register_codec(&spi->dev, - &soc_codec_dev_ssm2602, &ssm2602_dai, 1); - return ret; -} - -static int __devexit ssm2602_spi_remove(struct spi_device *spi) -{ - snd_soc_unregister_codec(&spi->dev); - return 0; -} - -static struct spi_driver ssm2602_spi_driver = { - .driver = { - .name = "ssm2602", - .owner = THIS_MODULE, - }, - .probe = ssm2602_spi_probe, - .remove = __devexit_p(ssm2602_spi_remove), -}; -#endif - -#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) -/* - * ssm2602 2 wire address is determined by GPIO5 - * state during powerup. - * low = 0x1a - * high = 0x1b - */ -static int __devinit ssm2602_i2c_probe(struct i2c_client *i2c, - const struct i2c_device_id *id) -{ - struct ssm2602_priv *ssm2602; - int ret; - - ssm2602 = devm_kzalloc(&i2c->dev, sizeof(struct ssm2602_priv), - GFP_KERNEL); - if (ssm2602 == NULL) - return -ENOMEM; - - i2c_set_clientdata(i2c, ssm2602); - ssm2602->control_type = SND_SOC_I2C; - ssm2602->type = id->driver_data; - - ret = snd_soc_register_codec(&i2c->dev, - &soc_codec_dev_ssm2602, &ssm2602_dai, 1); - return ret; -} - -static int __devexit ssm2602_i2c_remove(struct i2c_client *client) -{ - snd_soc_unregister_codec(&client->dev); - return 0; -} - -static const struct i2c_device_id ssm2602_i2c_id[] = { - { "ssm2602", SSM2602 }, - { "ssm2603", SSM2602 }, - { "ssm2604", SSM2604 }, - { } -}; -MODULE_DEVICE_TABLE(i2c, ssm2602_i2c_id); - -/* corgi i2c codec control layer */ -static struct i2c_driver ssm2602_i2c_driver = { - .driver = { - .name = "ssm2602", - .owner = THIS_MODULE, - }, - .probe = ssm2602_i2c_probe, - .remove = __devexit_p(ssm2602_i2c_remove), - .id_table = ssm2602_i2c_id, -}; -#endif - - -static int __init ssm2602_modinit(void) -{ - int ret = 0; - -#if defined(CONFIG_SPI_MASTER) - ret = spi_register_driver(&ssm2602_spi_driver); - if (ret) - return ret; -#endif - -#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) - ret = i2c_add_driver(&ssm2602_i2c_driver); - if (ret) - return ret; -#endif - - return ret; -} -module_init(ssm2602_modinit); - -static void __exit ssm2602_exit(void) -{ -#if defined(CONFIG_SPI_MASTER) - spi_unregister_driver(&ssm2602_spi_driver); -#endif - -#if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) - i2c_del_driver(&ssm2602_i2c_driver); -#endif -} -module_exit(ssm2602_exit); - -MODULE_DESCRIPTION("ASoC SSM2602/SSM2603/SSM2604 driver"); -MODULE_AUTHOR("Cliff Cai"); -MODULE_LICENSE("GPL"); |