diff options
| author |   Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2017-06-10 19:37:41 +0300 |
|---|---|---|
| committer |   Mark Brown <broonie@kernel.org> | 2017-06-13 21:39:47 +0100 |
| commit | 7c197881e163f34679b941c75500a6c85560b7c9 (patch) | |
| tree | a899a5d0452ce6918bbcc1fa20ed82b3cdb9dd5b /sound | |
| parent | ASoC: intel: skl: Constify hw_constraints (diff) | |
| download | linux-dev-7c197881e163f34679b941c75500a6c85560b7c9.tar.xz linux-dev-7c197881e163f34679b941c75500a6c85560b7c9.zip | |
ASoC: Intel: byt-max98090: Add GPIO ACPI mapping table
In order to make GPIO ACPI library stricter prepare users of
gpiod_get_index() to correctly behave when there no mapping is
provided by firmware.
Here we add explicit mapping between _CRS GpioIo() resources and
their names used in the driver.
Reviewed-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Tested-by: Nicolas Porcel <nicolasporcel06@gmail.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/intel/boards/byt-max98090.c | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/sound/soc/intel/boards/byt-max98090.c b/sound/soc/intel/boards/byt-max98090.c index d9f81b8d915d..047be7fa0ce9 100644 --- a/sound/soc/intel/boards/byt-max98090.c +++ b/sound/soc/intel/boards/byt-max98090.c @@ -67,20 +67,27 @@ static struct snd_soc_jack_pin hs_jack_pins[] = { static struct snd_soc_jack_gpio hs_jack_gpios[] = { { - .name = "hp-gpio", - .idx = 0, + .name = "hp", .report = SND_JACK_HEADPHONE | SND_JACK_LINEOUT, .debounce_time = 200, }, { - .name = "mic-gpio", - .idx = 1, + .name = "mic", .invert = 1, .report = SND_JACK_MICROPHONE, .debounce_time = 200, }, }; +static const struct acpi_gpio_params hp_gpios = { 0, 0, false }; +static const struct acpi_gpio_params mic_gpios = { 1, 0, false }; + +static const struct acpi_gpio_mapping acpi_byt_max98090_gpios[] = { + { "hp-gpios", &hp_gpios, 1 }, + { "mic-gpios", &mic_gpios, 1 }, + {}, +}; + static int byt_max98090_init(struct snd_soc_pcm_runtime *runtime) { int ret; @@ -140,8 +147,9 @@ static struct snd_soc_card byt_max98090_card = { static int byt_max98090_probe(struct platform_device *pdev) { - int ret_val = 0; + struct device *dev = &pdev->dev; struct byt_max98090_private *priv; + int ret_val; priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_ATOMIC); if (!priv) { @@ -149,6 +157,10 @@ static int byt_max98090_probe(struct platform_device *pdev) return -ENOMEM; } + ret_val = devm_acpi_dev_add_driver_gpios(dev->parent, acpi_byt_max98090_gpios); + if (ret_val) + dev_dbg(dev, "Unable to add GPIO mapping table\n"); + byt_max98090_card.dev = &pdev->dev; snd_soc_card_set_drvdata(&byt_max98090_card, priv); ret_val = devm_snd_soc_register_card(&pdev->dev, &byt_max98090_card); @@ -158,7 +170,7 @@ static int byt_max98090_probe(struct platform_device *pdev) return ret_val; } - return ret_val; + return 0; } static int byt_max98090_remove(struct platform_device *pdev) |