From: Stephen Warren swarren@nvidia.com
Now that deferred probe exists, we can parse device tree and request GPIOs from probe(), rather than deferring this to the DAI link's init().
Signed-off-by: Stephen Warren swarren@nvidia.com --- sound/soc/tegra/tegra_alc5632.c | 10 ++++++---- 1 files changed, 6 insertions(+), 4 deletions(-)
diff --git a/sound/soc/tegra/tegra_alc5632.c b/sound/soc/tegra/tegra_alc5632.c index 32de700..facf6f0 100644 --- a/sound/soc/tegra/tegra_alc5632.c +++ b/sound/soc/tegra/tegra_alc5632.c @@ -1,5 +1,5 @@ /* - * tegra_alc5632.c -- Toshiba AC100(PAZ00) machine ASoC driver +* tegra_alc5632.c -- Toshiba AC100(PAZ00) machine ASoC driver * * Copyright (C) 2011 The AC100 Kernel Team ac100@lists.lauchpad.net * Copyright (C) 2012 - NVIDIA, Inc. @@ -110,7 +110,6 @@ static int tegra_alc5632_asoc_init(struct snd_soc_pcm_runtime *rtd) { struct snd_soc_codec *codec = rtd->codec; struct snd_soc_dapm_context *dapm = &codec->dapm; - struct device_node *np = codec->card->dev->of_node; struct tegra_alc5632 *machine = snd_soc_card_get_drvdata(codec->card);
snd_soc_jack_new(codec, "Headset Jack", SND_JACK_HEADSET, @@ -119,8 +118,6 @@ static int tegra_alc5632_asoc_init(struct snd_soc_pcm_runtime *rtd) ARRAY_SIZE(tegra_alc5632_hs_jack_pins), tegra_alc5632_hs_jack_pins);
- machine->gpio_hp_det = of_get_named_gpio(np, "nvidia,hp-det-gpios", 0); - if (gpio_is_valid(machine->gpio_hp_det)) { tegra_alc5632_hp_jack_gpio.gpio = machine->gpio_hp_det; snd_soc_jack_add_gpios(&tegra_alc5632_hs_jack, @@ -159,6 +156,7 @@ static struct snd_soc_card snd_soc_tegra_alc5632 = {
static __devinit int tegra_alc5632_probe(struct platform_device *pdev) { + struct device_node *np = pdev->dev.of_node; struct snd_soc_card *card = &snd_soc_tegra_alc5632; struct tegra_alc5632 *alc5632; int ret; @@ -181,6 +179,10 @@ static __devinit int tegra_alc5632_probe(struct platform_device *pdev) goto err; }
+ alc5632->gpio_hp_det = of_get_named_gpio(np, "nvidia,hp-det-gpios", 0); + if (alc5632->gpio_hp_det == -ENODEV) + return -EPROBE_DEFER; + ret = snd_soc_of_parse_card_name(card, "nvidia,model"); if (ret) goto err;