diff options
Diffstat (limited to 'sound/soc/codecs')
| -rw-r--r-- | sound/soc/codecs/adau1701.c | 32 |
1 files changed, 12 insertions, 20 deletions
diff --git a/sound/soc/codecs/adau1701.c b/sound/soc/codecs/adau1701.c index b6b1a77..997fc3b 100644 --- a/sound/soc/codecs/adau1701.c +++ b/sound/soc/codecs/adau1701.c @@ -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; } |