The patch adds the the list of OF compatible strings, the binding document and the list of I2C device IDs for rt5639.
Signed-off-by: Oder Chiou oder_chiou@realtek.com --- Documentation/devicetree/bindings/sound/rt5639.txt | 48 ++++++++++ sound/soc/codecs/rt5640.c | 103 ++++++++++++++++++++- 2 files changed, 147 insertions(+), 4 deletions(-) create mode 100644 Documentation/devicetree/bindings/sound/rt5639.txt
diff --git a/Documentation/devicetree/bindings/sound/rt5639.txt b/Documentation/devicetree/bindings/sound/rt5639.txt new file mode 100644 index 0000000..d63c662 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/rt5639.txt @@ -0,0 +1,48 @@ +RT5639 audio CODEC + +This device supports I2C only. + +Required properties: + +- compatible : "realtek,rt5639". + +- reg : The I2C address of the device. + +- interrupts : The CODEC's interrupt output. + +Optional properties: + +- realtek,in1-differential +- realtek,in2-differential + Boolean. Indicate MIC1/2 input are differential, rather than single-ended. + +- realtek,ldo1-en-gpios : The GPIO that controls the CODEC's LDO1_EN pin. + +Pins on the device (for linking into audio routes): + + * DMIC1 + * DMIC2 + * MICBIAS1 + * IN1P + * IN1R + * IN2P + * IN2R + * HPOL + * HPOR + * LOUTL + * LOUTR + * SPOLP + * SPOLN + * SPORP + * SPORN + +Example: + +rt5639 { + compatible = "realtek,rt5639"; + reg = <0x1c>; + interrupt-parent = <&gpio>; + interrupts = <TEGRA_GPIO(W, 3) GPIO_ACTIVE_HIGH>; + realtek,ldo1-en-gpios = + <&gpio TEGRA_GPIO(V, 3) GPIO_ACTIVE_HIGH>; +}; diff --git a/sound/soc/codecs/rt5640.c b/sound/soc/codecs/rt5640.c index d672f44..d7d6cad 100644 --- a/sound/soc/codecs/rt5640.c +++ b/sound/soc/codecs/rt5640.c @@ -1,5 +1,5 @@ /* - * rt5640.c -- RT5640 ALSA SoC audio codec driver + * rt5640.c -- RT5640/RT5639 ALSA SoC audio codec driver * * Copyright 2011 Realtek Semiconductor Corp. * Author: Johnny Hsu johnnyhsu@realtek.com @@ -2131,6 +2131,47 @@ static struct snd_soc_dai_driver rt5640_dai[] = { }, };
+static struct snd_soc_dai_driver rt5639_dai[] = { + { + .name = "rt5639-aif1", + .id = RT5640_AIF1, + .playback = { + .stream_name = "AIF1 Playback", + .channels_min = 1, + .channels_max = 2, + .rates = RT5640_STEREO_RATES, + .formats = RT5640_FORMATS, + }, + .capture = { + .stream_name = "AIF1 Capture", + .channels_min = 1, + .channels_max = 2, + .rates = RT5640_STEREO_RATES, + .formats = RT5640_FORMATS, + }, + .ops = &rt5640_aif_dai_ops, + }, + { + .name = "rt5639-aif2", + .id = RT5640_AIF2, + .playback = { + .stream_name = "AIF2 Playback", + .channels_min = 1, + .channels_max = 2, + .rates = RT5640_STEREO_RATES, + .formats = RT5640_FORMATS, + }, + .capture = { + .stream_name = "AIF2 Capture", + .channels_min = 1, + .channels_max = 2, + .rates = RT5640_STEREO_RATES, + .formats = RT5640_FORMATS, + }, + .ops = &rt5640_aif_dai_ops, + }, +}; + static struct snd_soc_codec_driver soc_codec_dev_rt5640 = { .probe = rt5640_probe, .remove = rt5640_remove, @@ -2168,12 +2209,38 @@ static const struct i2c_device_id rt5640_i2c_id[] = { }; MODULE_DEVICE_TABLE(i2c, rt5640_i2c_id);
+static const struct i2c_device_id rt5639_i2c_id[] = { + { "rt5639", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, rt5640_i2c_id); + +#if defined(CONFIG_OF) +static const struct of_device_id rt5640_of_match[] = { + { .compatible = "realtek,rt5640", }, + {}, +}; +MODULE_DEVICE_TABLE(of, rt5640_of_match); + +static const struct of_device_id rt5639_of_match[] = { + { .compatible = "realtek,rt5639", }, + {}, +}; +MODULE_DEVICE_TABLE(of, rt5639_of_match); +#endif + #ifdef CONFIG_ACPI static struct acpi_device_id rt5640_acpi_match[] = { { "INT33CA", 0 }, { }, }; MODULE_DEVICE_TABLE(acpi, rt5640_acpi_match); + +static struct acpi_device_id rt5639_acpi_match[] = { + { "INT33CA", 0 }, + { }, +}; +MODULE_DEVICE_TABLE(acpi, rt5639_acpi_match); #endif
static int rt5640_parse_dt(struct rt5640_priv *rt5640, struct device_node *np) @@ -2293,8 +2360,18 @@ static int rt5640_i2c_probe(struct i2c_client *i2c,
rt5640->hp_mute = 1;
- ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_rt5640, - rt5640_dai, ARRAY_SIZE(rt5640_dai)); + regmap_read(rt5640->regmap, RT5640_RESET, &val); + switch (val) { + case RT5640_RESET_ID: + ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_rt5640, + rt5640_dai, ARRAY_SIZE(rt5640_dai)); + break; + case RT5639_RESET_ID: + ret = snd_soc_register_codec(&i2c->dev, &soc_codec_dev_rt5640, + rt5639_dai, ARRAY_SIZE(rt5639_dai)); + break; + } + if (ret < 0) goto err;
@@ -2315,6 +2392,9 @@ static struct i2c_driver rt5640_i2c_driver = { .name = "rt5640", .owner = THIS_MODULE, .acpi_match_table = ACPI_PTR(rt5640_acpi_match), +#if defined(CONFIG_OF) + .of_match_table = of_match_ptr(rt5640_of_match), +#endif }, .probe = rt5640_i2c_probe, .remove = rt5640_i2c_remove, @@ -2322,6 +2402,21 @@ static struct i2c_driver rt5640_i2c_driver = { }; module_i2c_driver(rt5640_i2c_driver);
-MODULE_DESCRIPTION("ASoC RT5640 driver"); +static struct i2c_driver rt5639_i2c_driver = { + .driver = { + .name = "rt5639", + .owner = THIS_MODULE, + .acpi_match_table = ACPI_PTR(rt5639_acpi_match), +#if defined(CONFIG_OF) + .of_match_table = of_match_ptr(rt5639_of_match), +#endif + }, + .probe = rt5640_i2c_probe, + .remove = rt5640_i2c_remove, + .id_table = rt5639_i2c_id, +}; +module_i2c_driver(rt5639_i2c_driver); + +MODULE_DESCRIPTION("ASoC RT5640/RT5639 driver"); MODULE_AUTHOR("Johnny Hsu johnnyhsu@realtek.com"); MODULE_LICENSE("GPL v2");