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ASoC: adau1701: move firmware download to adau1701_reset()

Browse source 
The chip needs a new download after each reset, so the code to do that
needs to live in adau1701_reset().

Signed-off-by: Daniel Mack <zonque@gmail.com>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Daniel Mack 2013-06-24 16:31:29 +02:00 committed by Mark Brown
parent f724ba3b07
commit de9fc724da
1 changed files with 12 additions and 20 deletions
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32
sound/soc/codecs/adau1701.c
View file

@ -184,27 +184,20 @@ static unsigned int adau1701_read(struct snd_soc_codec *codec, unsigned int reg)
return value;
}
static void adau1701_reset(struct snd_soc_codec *codec)
static int adau1701_reset(struct snd_soc_codec *codec)
{
struct adau1701 *adau1701 = snd_soc_codec_get_drvdata(codec);
if (!gpio_is_valid(adau1701->gpio_nreset))
return;
gpio_set_value(adau1701->gpio_nreset, 0);
/* minimum reset time is 20ns */
udelay(1);
gpio_set_value(adau1701->gpio_nreset, 1);
/* power-up time may be as long as 85ms */
mdelay(85);
}
static int adau1701_init(struct snd_soc_codec *codec)
{
int ret;
struct i2c_client *client = to_i2c_client(codec->dev);
int ret;
adau1701_reset(codec);
if (gpio_is_valid(adau1701->gpio_nreset)) {
gpio_set_value(adau1701->gpio_nreset, 0);
/* minimum reset time is 20ns */
udelay(1);
gpio_set_value(adau1701->gpio_nreset, 1);
/* power-up time may be as long as 85ms */
mdelay(85);
}
ret = process_sigma_firmware(client, ADAU1701_FIRMWARE);
if (ret) {
@ -213,6 +206,7 @@ static int adau1701_init(struct snd_soc_codec *codec)
}
snd_soc_write(codec, ADAU1701_DACSET, ADAU1701_DACSET_DACINIT);
snd_soc_write(codec, ADAU1701_DSPCTRL, ADAU1701_DSPCTRL_CR);
return 0;
}
@ -498,12 +492,10 @@ static int adau1701_probe(struct snd_soc_codec *codec)
codec->control_data = to_i2c_client(codec->dev);
ret = adau1701_init(codec);
ret = adau1701_reset(codec);
if (ret)
return ret;
snd_soc_write(codec, ADAU1701_DSPCTRL, ADAU1701_DSPCTRL_CR);
return 0;
}