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ASoC: alc5632: Update of i2c_probe function to use regmap API only 

Signed-off-by: Leon Romanovsky <leon@leon.nu>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Leon Romanovsky 2011-11-17 12:01:30 +02:00 committed by Mark Brown
parent 9b4156cbe9
commit 277c01bb45
1 changed files with 30 additions and 37 deletions
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67
sound/soc/codecs/alc5632.c
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@ -1053,48 +1053,14 @@ static __devinit int alc5632_i2c_probe(struct i2c_client *client,
const struct i2c_device_id *id) const struct i2c_device_id *id)
{ {
struct alc5632_priv *alc5632; struct alc5632_priv *alc5632;
int ret, vid1, vid2; int ret, ret1, ret2;
unsigned int vid1, vid2;
vid1 = i2c_smbus_read_word_data(client, ALC5632_VENDOR_ID1);
if (vid1 < 0) {
dev_err(&client->dev, "failed to read I2C\n");
return -EIO;
} else {
dev_info(&client->dev, "got vid1: %x\n", vid1);
}
vid1 = ((vid1 & 0xff) << 8) | (vid1 >> 8);
vid2 = i2c_smbus_read_word_data(client, ALC5632_VENDOR_ID2);
if (vid2 < 0) {
dev_err(&client->dev, "failed to read I2C\n");
return -EIO;
} else {
dev_info(&client->dev, "got vid2: %x\n", vid2);
}
vid2 = (vid2 & 0xff);
if ((vid1 != 0x10ec) || (vid2 != id->driver_data)) {
dev_err(&client->dev, "unknown or wrong codec\n");
dev_err(&client->dev, "Expected %x:%lx, got %x:%x\n",
0x10ec, id->driver_data,
vid1, vid2);
return -ENODEV;
}
alc5632 = devm_kzalloc(&client->dev, alc5632 = devm_kzalloc(&client->dev,
sizeof(struct alc5632_priv), GFP_KERNEL); sizeof(struct alc5632_priv), GFP_KERNEL);
if (alc5632 == NULL) if (alc5632 == NULL)
return -ENOMEM; return -ENOMEM;
alc5632->id = vid2;
switch (alc5632->id) {
case 0x5c:
alc5632_dai.name = "alc5632-hifi";
break;
default:
return -EINVAL;
}
i2c_set_clientdata(client, alc5632); i2c_set_clientdata(client, alc5632);
alc5632->regmap = regmap_init_i2c(client, &alc5632_regmap); alc5632->regmap = regmap_init_i2c(client, &alc5632_regmap);
@ -1104,6 +1070,24 @@ static __devinit int alc5632_i2c_probe(struct i2c_client *client,
return ret; return ret;
} }
ret1 = regmap_read(alc5632->regmap, ALC5632_VENDOR_ID1, &vid1);
ret2 = regmap_read(alc5632->regmap, ALC5632_VENDOR_ID2, &vid2);
if (ret1 != 0 || ret2 != 0) {
dev_err(&client->dev,
"Failed to read chip ID: ret1=%d, ret2=%d\n", ret1, ret2);
regmap_exit(alc5632->regmap);
return -EIO;
}
vid2 >>= 8;
if ((vid1 != 0x10EC) || (vid2 != id->driver_data)) {
dev_err(&client->dev,
"Device is not a ALC5632: VID1=0x%x, VID2=0x%x\n", vid1, vid2);
regmap_exit(alc5632->regmap);
return -EINVAL;
}
ret = alc5632_reset(alc5632->regmap); ret = alc5632_reset(alc5632->regmap);
if (ret < 0) { if (ret < 0) {
dev_err(&client->dev, "Failed to issue reset\n"); dev_err(&client->dev, "Failed to issue reset\n");
@ -1111,7 +1095,16 @@ static __devinit int alc5632_i2c_probe(struct i2c_client *client,
return ret; return ret;
} }
ret = snd_soc_register_codec(&client->dev, alc5632->id = vid2;
switch (alc5632->id) {
case 0x5c:
alc5632_dai.name = "alc5632-hifi";
break;
default:
return -EINVAL;
}
ret = snd_soc_register_codec(&client->dev,
&soc_codec_device_alc5632, &alc5632_dai, 1); &soc_codec_device_alc5632, &alc5632_dai, 1);
if (ret < 0) { if (ret < 0) {