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ASoC: DaVinci: Support Audio on DA830 EVM

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Add support for audio on DA830 EVM- here McASP1 is interfaced to
TLV320AIC3106 codec.

Signed-off-by: Chaithrika U S <chaithrika@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Chaithrika U S 2009-08-07 10:07:51 -04:00 committed by Mark Brown
parent dbe9ea6e79
commit 7ae5945f0c
3 changed files with 45 additions and 0 deletions
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11
sound/soc/davinci/Kconfig
View File

@ -41,3 +41,14 @@ config SND_DAVINCI_SOC_SFFSDR
help
Say Y if you want to add support for SoC audio on
Lyrtech SFFSDR board.
config SND_DA830_SOC_EVM
tristate "SoC Audio support for DA830/OMAPL137 EVM"
depends on SND_DAVINCI_SOC && MACH_DAVINCI_DA830_EVM
select SND_DAVINCI_SOC_MCASP
select SND_SOC_TLV320AIC3X
help
Say Y if you want to add support for SoC audio on TI
DA830/OMAPL137 EVM

1
sound/soc/davinci/Makefile
View File

@ -13,4 +13,5 @@ snd-soc-sffsdr-objs := davinci-sffsdr.o
obj-$(CONFIG_SND_DAVINCI_SOC_EVM) += snd-soc-evm.o
obj-$(CONFIG_SND_DM6467_SOC_EVM) += snd-soc-evm.o
obj-$(CONFIG_SND_DA830_SOC_EVM) += snd-soc-evm.o
obj-$(CONFIG_SND_DAVINCI_SOC_SFFSDR) += snd-soc-sffsdr.o

33
sound/soc/davinci/davinci-evm.c
View File

@ -54,6 +54,9 @@ static int evm_hw_params(struct snd_pcm_substream *substream,
else if (machine_is_davinci_evm())
sysclk = 12288000;
else if (machine_is_davinci_da830_evm())
sysclk = 24576000;
else
return -EINVAL;
@ -162,6 +165,14 @@ static struct snd_soc_dai_link dm6467_evm_dai[] = {
.ops = &evm_ops,
},
};
static struct snd_soc_dai_link da830_evm_dai = {
.name = "TLV320AIC3X",
.stream_name = "AIC3X",
.cpu_dai = &davinci_mcasp_dai[DAVINCI_MCASP_I2S_DAI],
.codec_dai = &aic3x_dai,
.init = evm_aic3x_init,
.ops = &evm_ops,
};
/* davinci-evm audio machine driver */
static struct snd_soc_card snd_soc_card_evm = {
@ -179,6 +190,13 @@ static struct snd_soc_card dm6467_snd_soc_card_evm = {
.num_links = ARRAY_SIZE(dm6467_evm_dai),
};
static struct snd_soc_card da830_snd_soc_card = {
.name = "DA830 EVM",
.dai_link = &da830_evm_dai,
.platform = &davinci_soc_platform,
.num_links = 1,
};
/* evm audio private data */
static struct aic3x_setup_data evm_aic3x_setup = {
.i2c_bus = 1,
@ -191,6 +209,11 @@ static struct aic3x_setup_data dm6467_evm_aic3x_setup = {
.i2c_address = 0x18,
};
static struct aic3x_setup_data da830_evm_aic3x_setup = {
.i2c_bus = 1,
.i2c_address = 0x18,
};
/* evm audio subsystem */
static struct snd_soc_device evm_snd_devdata = {
.card = &snd_soc_card_evm,
@ -205,6 +228,13 @@ static struct snd_soc_device dm6467_evm_snd_devdata = {
.codec_data = &dm6467_evm_aic3x_setup,
};
/* evm audio subsystem */
static struct snd_soc_device da830_evm_snd_devdata = {
.card = &da830_snd_soc_card,
.codec_dev = &soc_codec_dev_aic3x,
.codec_data = &da830_evm_aic3x_setup,
};
static struct platform_device *evm_snd_device;
static int __init evm_init(void)
@ -222,6 +252,9 @@ static int __init evm_init(void)
} else if (machine_is_davinci_dm6467_evm()) {
evm_snd_dev_data = &dm6467_evm_snd_devdata;
index = 0;
} else if (machine_is_davinci_da830_evm()) {
evm_snd_dev_data = &da830_evm_snd_devdata;
index = 1;
} else
return -EINVAL;