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kernel_linux
提交 e5d80e82 编写于 作者: F Fabio Estevam 提交者： Mark Brown
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ASoC: sgtl5000: Convert to use regmap directly 

Signed-off-by: NFabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>
上级 271f193d
隐藏空白更改
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Showing with 111 addition and 34 deletion
sound/soc/codecs/sgtl5000.c
浏览文件 @ e5d80e82
......@@ -16,6 +16,7 @@
#include <linux/pm.h>
#include <linux/i2c.h>
#include <linux/clk.h>
#include <linux/regmap.h>
#include <linux/regulator/driver.h>
#include <linux/regulator/machine.h>
#include <linux/regulator/consumer.h>
......@@ -34,30 +35,30 @@
#define SGTL5000_MAX_REG_OFFSET 0x013A
/* default value of sgtl5000 registers */
static const u16 sgtl5000_regs[SGTL5000_MAX_REG_OFFSET] = {
[SGTL5000_CHIP_CLK_CTRL] = 0x0008,
[SGTL5000_CHIP_I2S_CTRL] = 0x0010,
[SGTL5000_CHIP_SSS_CTRL] = 0x0008,
[SGTL5000_CHIP_DAC_VOL] = 0x3c3c,
[SGTL5000_CHIP_PAD_STRENGTH] = 0x015f,
[SGTL5000_CHIP_ANA_HP_CTRL] = 0x1818,
[SGTL5000_CHIP_ANA_CTRL] = 0x0111,
[SGTL5000_CHIP_LINE_OUT_VOL] = 0x0404,
[SGTL5000_CHIP_ANA_POWER] = 0x7060,
[SGTL5000_CHIP_PLL_CTRL] = 0x5000,
[SGTL5000_DAP_BASS_ENHANCE] = 0x0040,
[SGTL5000_DAP_BASS_ENHANCE_CTRL] = 0x051f,
[SGTL5000_DAP_SURROUND] = 0x0040,
[SGTL5000_DAP_EQ_BASS_BAND0] = 0x002f,
[SGTL5000_DAP_EQ_BASS_BAND1] = 0x002f,
[SGTL5000_DAP_EQ_BASS_BAND2] = 0x002f,
[SGTL5000_DAP_EQ_BASS_BAND3] = 0x002f,
[SGTL5000_DAP_EQ_BASS_BAND4] = 0x002f,
[SGTL5000_DAP_MAIN_CHAN] = 0x8000,
[SGTL5000_DAP_AVC_CTRL] = 0x0510,
[SGTL5000_DAP_AVC_THRESHOLD] = 0x1473,
[SGTL5000_DAP_AVC_ATTACK] = 0x0028,
[SGTL5000_DAP_AVC_DECAY] = 0x0050,
static const struct reg_default sgtl5000_reg_defaults[] = {
{ SGTL5000_CHIP_CLK_CTRL, 0x0008 },
{ SGTL5000_CHIP_I2S_CTRL, 0x0010 },
{ SGTL5000_CHIP_SSS_CTRL, 0x0008 },
{ SGTL5000_CHIP_DAC_VOL, 0x3c3c },
{ SGTL5000_CHIP_PAD_STRENGTH, 0x015f },
{ SGTL5000_CHIP_ANA_HP_CTRL, 0x1818 },
{ SGTL5000_CHIP_ANA_CTRL, 0x0111 },
{ SGTL5000_CHIP_LINE_OUT_VOL, 0x0404 },
{ SGTL5000_CHIP_ANA_POWER, 0x7060 },
{ SGTL5000_CHIP_PLL_CTRL, 0x5000 },
{ SGTL5000_DAP_BASS_ENHANCE, 0x0040 },
{ SGTL5000_DAP_BASS_ENHANCE_CTRL, 0x051f },
{ SGTL5000_DAP_SURROUND, 0x0040 },
{ SGTL5000_DAP_EQ_BASS_BAND0, 0x002f },
{ SGTL5000_DAP_EQ_BASS_BAND1, 0x002f },
{ SGTL5000_DAP_EQ_BASS_BAND2, 0x002f },
{ SGTL5000_DAP_EQ_BASS_BAND3, 0x002f },
{ SGTL5000_DAP_EQ_BASS_BAND4, 0x002f },
{ SGTL5000_DAP_MAIN_CHAN, 0x8000 },
{ SGTL5000_DAP_AVC_CTRL, 0x0510 },
{ SGTL5000_DAP_AVC_THRESHOLD, 0x1473 },
{ SGTL5000_DAP_AVC_ATTACK, 0x0028 },
{ SGTL5000_DAP_AVC_DECAY, 0x0050 },
};
/* regulator supplies for sgtl5000, VDDD is an optional external supply */
......@@ -112,6 +113,7 @@ struct sgtl5000_priv {
int fmt; /* i2s data format */
struct regulator_bulk_data supplies[SGTL5000_SUPPLY_NUM];
struct ldo_regulator *ldo;
struct regmap *regmap;
};
/*
......@@ -958,17 +960,76 @@ static struct snd_soc_dai_driver sgtl5000_dai = {
.symmetric_rates = 1,
};
static int sgtl5000_volatile_register(struct snd_soc_codec *codec,
unsigned int reg)
static bool sgtl5000_volatile(struct device *dev, unsigned int reg)
{
switch (reg) {
case SGTL5000_CHIP_ID:
case SGTL5000_CHIP_ADCDAC_CTRL:
case SGTL5000_CHIP_ANA_STATUS:
return 1;
return true;
}
return 0;
return false;
}
static bool sgtl5000_readable(struct device *dev, unsigned int reg)
{
switch (reg) {
case SGTL5000_CHIP_ID:
case SGTL5000_CHIP_DIG_POWER:
case SGTL5000_CHIP_CLK_CTRL:
case SGTL5000_CHIP_I2S_CTRL:
case SGTL5000_CHIP_SSS_CTRL:
case SGTL5000_CHIP_ADCDAC_CTRL:
case SGTL5000_CHIP_DAC_VOL:
case SGTL5000_CHIP_PAD_STRENGTH:
case SGTL5000_CHIP_ANA_ADC_CTRL:
case SGTL5000_CHIP_ANA_HP_CTRL:
case SGTL5000_CHIP_ANA_CTRL:
case SGTL5000_CHIP_LINREG_CTRL:
case SGTL5000_CHIP_REF_CTRL:
case SGTL5000_CHIP_MIC_CTRL:
case SGTL5000_CHIP_LINE_OUT_CTRL:
case SGTL5000_CHIP_LINE_OUT_VOL:
case SGTL5000_CHIP_ANA_POWER:
case SGTL5000_CHIP_PLL_CTRL:
case SGTL5000_CHIP_CLK_TOP_CTRL:
case SGTL5000_CHIP_ANA_STATUS:
case SGTL5000_CHIP_SHORT_CTRL:
case SGTL5000_CHIP_ANA_TEST2:
case SGTL5000_DAP_CTRL:
case SGTL5000_DAP_PEQ:
case SGTL5000_DAP_BASS_ENHANCE:
case SGTL5000_DAP_BASS_ENHANCE_CTRL:
case SGTL5000_DAP_AUDIO_EQ:
case SGTL5000_DAP_SURROUND:
case SGTL5000_DAP_FLT_COEF_ACCESS:
case SGTL5000_DAP_COEF_WR_B0_MSB:
case SGTL5000_DAP_COEF_WR_B0_LSB:
case SGTL5000_DAP_EQ_BASS_BAND0:
case SGTL5000_DAP_EQ_BASS_BAND1:
case SGTL5000_DAP_EQ_BASS_BAND2:
case SGTL5000_DAP_EQ_BASS_BAND3:
case SGTL5000_DAP_EQ_BASS_BAND4:
case SGTL5000_DAP_MAIN_CHAN:
case SGTL5000_DAP_MIX_CHAN:
case SGTL5000_DAP_AVC_CTRL:
case SGTL5000_DAP_AVC_THRESHOLD:
case SGTL5000_DAP_AVC_ATTACK:
case SGTL5000_DAP_AVC_DECAY:
case SGTL5000_DAP_COEF_WR_B1_MSB:
case SGTL5000_DAP_COEF_WR_B1_LSB:
case SGTL5000_DAP_COEF_WR_B2_MSB:
case SGTL5000_DAP_COEF_WR_B2_LSB:
case SGTL5000_DAP_COEF_WR_A1_MSB:
case SGTL5000_DAP_COEF_WR_A1_LSB:
case SGTL5000_DAP_COEF_WR_A2_MSB:
case SGTL5000_DAP_COEF_WR_A2_LSB:
return true;
default:
return false;
}
}
#ifdef CONFIG_SUSPEND
......@@ -1300,7 +1361,8 @@ static int sgtl5000_probe(struct snd_soc_codec *codec)
struct sgtl5000_priv *sgtl5000 = snd_soc_codec_get_drvdata(codec);
/* setup i2c data ops */
ret = snd_soc_codec_set_cache_io(codec, 16, 16, SND_SOC_I2C);
codec->control_data = sgtl5000->regmap;
ret = snd_soc_codec_set_cache_io(codec, 16, 16, SND_SOC_REGMAP);
if (ret < 0) {
dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
return ret;
......@@ -1391,11 +1453,6 @@ static struct snd_soc_codec_driver sgtl5000_driver = {
.suspend = sgtl5000_suspend,
.resume = sgtl5000_resume,
.set_bias_level = sgtl5000_set_bias_level,
.reg_cache_size = ARRAY_SIZE(sgtl5000_regs),
.reg_word_size = sizeof(u16),
.reg_cache_step = 2,
.reg_cache_default = sgtl5000_regs,
.volatile_register = sgtl5000_volatile_register,
.controls = sgtl5000_snd_controls,
.num_controls = ARRAY_SIZE(sgtl5000_snd_controls),
.dapm_widgets = sgtl5000_dapm_widgets,
......@@ -1404,6 +1461,19 @@ static struct snd_soc_codec_driver sgtl5000_driver = {
.num_dapm_routes = ARRAY_SIZE(sgtl5000_dapm_routes),
};
static const struct regmap_config sgtl5000_regmap = {
.reg_bits = 16,
.val_bits = 16,
.max_register = SGTL5000_MAX_REG_OFFSET,
.volatile_reg = sgtl5000_volatile,
.readable_reg = sgtl5000_readable,
.cache_type = REGCACHE_RBTREE,
.reg_defaults = sgtl5000_reg_defaults,
.num_reg_defaults = ARRAY_SIZE(sgtl5000_reg_defaults),
};
static int sgtl5000_i2c_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
......@@ -1415,6 +1485,13 @@ static int sgtl5000_i2c_probe(struct i2c_client *client,
if (!sgtl5000)
return -ENOMEM;
sgtl5000->regmap = devm_regmap_init_i2c(client, &sgtl5000_regmap);
if (IS_ERR(sgtl5000->regmap)) {
ret = PTR_ERR(sgtl5000->regmap);
dev_err(&client->dev, "Failed to allocate regmap: %d\n", ret);
return ret;
}
i2c_set_clientdata(client, sgtl5000);
ret = snd_soc_register_codec(&client->dev,
......
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