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Diffstat (limited to 'sound/soc/codecs/tlv320aic32x4.c')
-rw-r--r--sound/soc/codecs/tlv320aic32x4.c101
1 files changed, 30 insertions, 71 deletions
diff --git a/sound/soc/codecs/tlv320aic32x4.c b/sound/soc/codecs/tlv320aic32x4.c
index 2ed57d4..18cdcca 100644
--- a/sound/soc/codecs/tlv320aic32x4.c
+++ b/sound/soc/codecs/tlv320aic32x4.c
@@ -60,9 +60,8 @@ struct aic32x4_rate_divs {
};
struct aic32x4_priv {
+ struct regmap *regmap;
u32 sysclk;
- u8 page_no;
- void *control_data;
u32 power_cfg;
u32 micpga_routing;
bool swapdacs;
@@ -262,67 +261,25 @@ static const struct snd_soc_dapm_route aic32x4_dapm_routes[] = {
{"Right ADC", NULL, "Right Input Mixer"},
};
-static inline int aic32x4_change_page(struct snd_soc_codec *codec,
- unsigned int new_page)
-{
- struct aic32x4_priv *aic32x4 = snd_soc_codec_get_drvdata(codec);
- u8 data[2];
- int ret;
-
- data[0] = 0x00;
- data[1] = new_page & 0xff;
-
- ret = codec->hw_write(codec->control_data, data, 2);
- if (ret == 2) {
- aic32x4->page_no = new_page;
- return 0;
- } else {
- return ret;
- }
-}
-
-static int aic32x4_write(struct snd_soc_codec *codec, unsigned int reg,
- unsigned int val)
-{
- struct aic32x4_priv *aic32x4 = snd_soc_codec_get_drvdata(codec);
- unsigned int page = reg / 128;
- unsigned int fixed_reg = reg % 128;
- u8 data[2];
- int ret;
-
- /* A write to AIC32X4_PSEL is really a non-explicit page change */
- if (reg == AIC32X4_PSEL)
- return aic32x4_change_page(codec, val);
-
- if (aic32x4->page_no != page) {
- ret = aic32x4_change_page(codec, page);
- if (ret != 0)
- return ret;
- }
-
- data[0] = fixed_reg & 0xff;
- data[1] = val & 0xff;
-
- if (codec->hw_write(codec->control_data, data, 2) == 2)
- return 0;
- else
- return -EIO;
-}
+static const struct regmap_range_cfg aic32x4_regmap_pages[] = {
+ {
+ .selector_reg = 0,
+ .selector_mask = 0xff,
+ .window_start = 0,
+ .window_len = 128,
+ .range_min = AIC32X4_PAGE1,
+ .range_max = AIC32X4_PAGE1 + 127,
+ },
+};
-static unsigned int aic32x4_read(struct snd_soc_codec *codec, unsigned int reg)
-{
- struct aic32x4_priv *aic32x4 = snd_soc_codec_get_drvdata(codec);
- unsigned int page = reg / 128;
- unsigned int fixed_reg = reg % 128;
- int ret;
+static const struct regmap_config aic32x4_regmap = {
+ .reg_bits = 8,
+ .val_bits = 8,
- if (aic32x4->page_no != page) {
- ret = aic32x4_change_page(codec, page);
- if (ret != 0)
- return ret;
- }
- return i2c_smbus_read_byte_data(codec->control_data, fixed_reg & 0xff);
-}
+ .max_register = AIC32X4_RMICPGAVOL,
+ .ranges = aic32x4_regmap_pages,
+ .num_ranges = ARRAY_SIZE(aic32x4_regmap_pages),
+};
static inline int aic32x4_get_divs(int mclk, int rate)
{
@@ -617,16 +574,10 @@ static int aic32x4_probe(struct snd_soc_codec *codec)
{
struct aic32x4_priv *aic32x4 = snd_soc_codec_get_drvdata(codec);
u32 tmp_reg;
- int ret;
- codec->hw_write = (hw_write_t) i2c_master_send;
- codec->control_data = aic32x4->control_data;
+ snd_soc_codec_set_cache_io(codec, 8, 8, SND_SOC_REGMAP);
if (aic32x4->rstn_gpio >= 0) {
- ret = devm_gpio_request_one(codec->dev, aic32x4->rstn_gpio,
- GPIOF_OUT_INIT_LOW, "tlv320aic32x4 rstn");
- if (ret != 0)
- return ret;
ndelay(10);
gpio_set_value(aic32x4->rstn_gpio, 1);
}
@@ -692,8 +643,6 @@ static int aic32x4_remove(struct snd_soc_codec *codec)
}
static struct snd_soc_codec_driver soc_codec_dev_aic32x4 = {
- .read = aic32x4_read,
- .write = aic32x4_write,
.probe = aic32x4_probe,
.remove = aic32x4_remove,
.suspend = aic32x4_suspend,
@@ -720,7 +669,10 @@ static int aic32x4_i2c_probe(struct i2c_client *i2c,
if (aic32x4 == NULL)
return -ENOMEM;
- aic32x4->control_data = i2c;
+ aic32x4->regmap = devm_regmap_init_i2c(i2c, &aic32x4_regmap);
+ if (IS_ERR(aic32x4->regmap))
+ return PTR_ERR(aic32x4->regmap);
+
i2c_set_clientdata(i2c, aic32x4);
if (pdata) {
@@ -735,6 +687,13 @@ static int aic32x4_i2c_probe(struct i2c_client *i2c,
aic32x4->rstn_gpio = -1;
}
+ if (aic32x4->rstn_gpio >= 0) {
+ ret = devm_gpio_request_one(&i2c->dev, aic32x4->rstn_gpio,
+ GPIOF_OUT_INIT_LOW, "tlv320aic32x4 rstn");
+ if (ret != 0)
+ return ret;
+ }
+
ret = snd_soc_register_codec(&i2c->dev,
&soc_codec_dev_aic32x4, &aic32x4_dai, 1);
return ret;
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