diff options
| author | Daniel Mack <zonque@gmail.com> | 2013-06-24 18:31:29 +0400 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2013-06-25 13:32:03 +0400 |
| commit | de9fc724daaf5ceaf0af6ef23b2b3b1d933273e3 (patch) | |
| tree | 92905f54879539c4390067a09340f6ee883474d2 | |
| parent | f724ba3b07aa5a012b7b0be323484195b5026282 (diff) | |
| download | linux-de9fc724daaf5ceaf0af6ef23b2b3b1d933273e3.tar.xz | |
ASoC: adau1701: move firmware download to adau1701_reset()
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>
| -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 b6b1a773bd37..997fc3b881fe 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; } |