diff options
| author | Fang, Yang A <yang.a.fang@intel.com> | 2015-04-25 02:50:54 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-04-27 23:00:34 +0200 |
| commit | 78c34fd42e3b0ea6336ba3ef77bb329e0b256756 (patch) | |
| tree | fcfc7050c303362c435a9917eff133d46abacd88 /sound/soc/codecs/rt5645.c | |
| parent | Merge branch 'fix/rt5645' of git://git.kernel.org/pub/scm/linux/kernel/git/br... (diff) | |
| download | linux-78c34fd42e3b0ea6336ba3ef77bb329e0b256756.tar.xz linux-78c34fd42e3b0ea6336ba3ef77bb329e0b256756.zip | |
ASoC: rt5645: set platform data base on DMI
set platform specific data for intel strago platform
Signed-off-by: Fang, Yang A <yang.a.fang@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/rt5645.c')
| -rw-r--r-- | sound/soc/codecs/rt5645.c | 47 |
1 files changed, 46 insertions, 1 deletions
diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c index be4d741c45ba..fb561b4332a0 100644 --- a/sound/soc/codecs/rt5645.c +++ b/sound/soc/codecs/rt5645.c @@ -19,6 +19,7 @@ #include <linux/spi/spi.h> #include <linux/gpio.h> #include <linux/acpi.h> +#include <linux/dmi.h> #include <sound/core.h> #include <sound/pcm.h> #include <sound/pcm_params.h> @@ -2666,6 +2667,34 @@ static struct acpi_device_id rt5645_acpi_match[] = { MODULE_DEVICE_TABLE(acpi, rt5645_acpi_match); #endif +static struct rt5645_platform_data *rt5645_pdata; + +static struct rt5645_platform_data strago_platform_data = { + .dmic_en = true, + .dmic1_data_pin = -1, + .dmic2_data_pin = RT5645_DMIC_DATA_IN2P, + .en_jd_func = true, + .jd_mode = 3, +}; + +static int strago_quirk_cb(const struct dmi_system_id *id) +{ + rt5645_pdata = &strago_platform_data; + + return 1; +} + +static struct dmi_system_id dmi_platform_intel_braswell[] __initdata = { + { + .ident = "Intel Strago", + .callback = strago_quirk_cb, + .matches = { + DMI_MATCH(DMI_PRODUCT_NAME, "Strago"), + }, + }, + { } +}; + static int rt5645_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) { @@ -2673,6 +2702,7 @@ static int rt5645_i2c_probe(struct i2c_client *i2c, struct rt5645_priv *rt5645; int ret; unsigned int val; + struct gpio_desc *gpiod; rt5645 = devm_kzalloc(&i2c->dev, sizeof(struct rt5645_priv), GFP_KERNEL); @@ -2682,8 +2712,23 @@ static int rt5645_i2c_probe(struct i2c_client *i2c, rt5645->i2c = i2c; i2c_set_clientdata(i2c, rt5645); - if (pdata) + if (pdata) { rt5645->pdata = *pdata; + } else { + if (dmi_check_system(dmi_platform_intel_braswell)) { + rt5645->pdata = *rt5645_pdata; + gpiod = devm_gpiod_get_index(&i2c->dev, "rt5645", 0); + + if (IS_ERR(gpiod) || gpiod_direction_input(gpiod)) { + rt5645->pdata.hp_det_gpio = -1; + dev_err(&i2c->dev, "failed to initialize gpiod\n"); + } else { + rt5645->pdata.hp_det_gpio = desc_to_gpio(gpiod); + rt5645->pdata.gpio_hp_det_active_high + = !gpiod_is_active_low(gpiod); + } + } + } rt5645->regmap = devm_regmap_init_i2c(i2c, &rt5645_regmap); if (IS_ERR(rt5645->regmap)) { |