[alsa-devel] [PATCH 5/5] DaVinci: DM365: Voice Codec support for the DM365 EVM

Kevin Hilman khilman at deeprootsystems.com
Tue Jan 26 00:56:22 CET 2010


miguel.aguilar at ridgerun.com writes:

> From: Miguel Aguilar <miguel.aguilar at ridgerun.com>
>
> The DM365 EVM has two codecs: the Audio Codec (AIC3x) and the Voice Codec,
> the idea is to have both enabled in the same kernel simultaneously. However,
> the current soc-core doesn't support simultaneous codecs, once that
> support will have added, a patch will be posted to enable both codecs in
> the DM365 EVM.
>
> Signed-off-by: Miguel Aguilar <miguel.aguilar at ridgerun.com>

Does this have to be a Kconfig option?  Couldn't it instead be a flag
set in the board file and be a run-time option?

Kevin


> ---
>  arch/arm/mach-davinci/board-dm365-evm.c |    4 +++
>  sound/soc/davinci/Kconfig               |   24 +++++++++++++++-
>  sound/soc/davinci/davinci-evm.c         |   45 +++++++++++++++++++++++++++++-
>  3 files changed, 69 insertions(+), 4 deletions(-)
>
> diff --git a/arch/arm/mach-davinci/board-dm365-evm.c b/arch/arm/mach-davinci/board-dm365-evm.c
> index 5c2636c..865d06a 100644
> --- a/arch/arm/mach-davinci/board-dm365-evm.c
> +++ b/arch/arm/mach-davinci/board-dm365-evm.c
> @@ -516,7 +516,11 @@ static __init void dm365_evm_init(void)
>  	/* maybe setup mmc1/etc ... _after_ mmc0 */
>  	evm_init_cpld();
>  
> +#ifdef CONFIG_SND_DM365_AIC3X_CODEC
>  	dm365_init_asp(&dm365_evm_snd_data);
> +#elif defined(CONFIG_SND_DM365_VOICE_CODEC)
> +	dm365_init_vc(&dm365_evm_snd_data);
> +#endif
>  	dm365_init_rtc();
>  	dm365_init_ks(&dm365evm_ks_data);
>  }
> diff --git a/sound/soc/davinci/Kconfig b/sound/soc/davinci/Kconfig
> index 47e7cce..6bbf001 100644
> --- a/sound/soc/davinci/Kconfig
> +++ b/sound/soc/davinci/Kconfig
> @@ -18,12 +18,32 @@ config SND_DAVINCI_SOC_VCIF
>  config SND_DAVINCI_SOC_EVM
>  	tristate "SoC Audio support for DaVinci DM6446, DM355 or DM365 EVM"
>  	depends on SND_DAVINCI_SOC
> -	depends on MACH_DAVINCI_EVM || MACH_DAVINCI_DM355_EVM  || MACH_DAVINCI_DM365_EVM
> +	depends on MACH_DAVINCI_EVM || MACH_DAVINCI_DM355_EVM || MACH_DAVINCI_DM365_EVM
>  	select SND_DAVINCI_SOC_I2S
>  	select SND_SOC_TLV320AIC3X
>  	help
>  	  Say Y if you want to add support for SoC audio on TI
> -	  DaVinci DM6446 or DM355 EVM platforms.
> +	  DaVinci DM6446, DM355 or DM365 EVM platforms.
> +
> +choice
> +	prompt "DM365 codec select"
> +	depends on SND_DAVINCI_SOC_EVM
> +	depends on MACH_DAVINCI_DM365_EVM
> +	default SND_DM365_EXTERNAL_CODEC
> +
> +config SND_DM365_AIC3X_CODEC
> +	bool "Audio Codec - AIC3101"
> +	help
> +	  Say Y if you want to add support for AIC3101 audio codec
> +
> +config SND_DM365_VOICE_CODEC
> +	bool "Voice Codec - CQ93VC"
> +	select MFD_DAVINCI_VOICECODEC
> +	select SND_DAVINCI_SOC_VCIF
> +	select SND_SOC_CQ0093VC
> +	help
> +	  Say Y if you want to add support for SoC On-chip voice codec
> +endchoice
>  
>  config  SND_DM6467_SOC_EVM
>  	tristate "SoC Audio support for DaVinci DM6467 EVM"
> diff --git a/sound/soc/davinci/davinci-evm.c b/sound/soc/davinci/davinci-evm.c
> index 7ccbe66..ef63096 100644
> --- a/sound/soc/davinci/davinci-evm.c
> +++ b/sound/soc/davinci/davinci-evm.c
> @@ -28,10 +28,12 @@
>  #include <mach/mux.h>
>  
>  #include "../codecs/tlv320aic3x.h"
> +#include "../codecs/cq93vc.h"
>  #include "../codecs/spdif_transciever.h"
>  #include "davinci-pcm.h"
>  #include "davinci-i2s.h"
>  #include "davinci-mcasp.h"
> +#include "davinci-vcif.h"
>  
>  #define AUDIO_FORMAT (SND_SOC_DAIFMT_DSP_B | \
>  		SND_SOC_DAIFMT_CBM_CFM | SND_SOC_DAIFMT_IB_NF)
> @@ -151,6 +153,22 @@ static struct snd_soc_dai_link evm_dai = {
>  	.ops = &evm_ops,
>  };
>  
> +static struct snd_soc_dai_link dm365_evm_dai = {
> +#ifdef CONFIG_SND_DM365_AIC3X_CODEC
> +	.name = "TLV320AIC3X",
> +	.stream_name = "AIC3X",
> +	.cpu_dai = &davinci_i2s_dai,
> +	.codec_dai = &aic3x_dai,
> +	.init = evm_aic3x_init,
> +	.ops = &evm_ops,
> +#elif defined(CONFIG_SND_DM365_VOICE_CODEC)
> +	.name = "Voice Codec - CQ93VC",
> +	.stream_name = "CQ93",
> +	.cpu_dai = &davinci_vcif_dai,
> +	.codec_dai = &cq93vc_dai,
> +#endif
> +};
> +
>  static struct snd_soc_dai_link dm6467_evm_dai[] = {
>  	{
>  		.name = "TLV320AIC3X",
> @@ -177,7 +195,7 @@ static struct snd_soc_dai_link da8xx_evm_dai = {
>  	.ops = &evm_ops,
>  };
>  
> -/* davinci dm6446, dm355 or dm365 evm audio machine driver */
> +/* davinci dm6446, dm355 evm audio machine driver */
>  static struct snd_soc_card snd_soc_card_evm = {
>  	.name = "DaVinci EVM",
>  	.platform = &davinci_soc_platform,
> @@ -185,6 +203,15 @@ static struct snd_soc_card snd_soc_card_evm = {
>  	.num_links = 1,
>  };
>  
> +/* davinci dm365 evm audio machine driver */
> +static struct snd_soc_card dm365_snd_soc_card_evm = {
> +	.name = "DaVinci DM365 EVM",
> +	.platform = &davinci_soc_platform,
> +	.dai_link = &dm365_evm_dai,
> +	.num_links = 1,
> +};
> +
> +
>  /* davinci dm6467 evm audio machine driver */
>  static struct snd_soc_card dm6467_snd_soc_card_evm = {
>  	.name = "DaVinci DM6467 EVM",
> @@ -217,6 +244,17 @@ static struct snd_soc_device evm_snd_devdata = {
>  };
>  
>  /* evm audio subsystem */
> +static struct snd_soc_device dm365_evm_snd_devdata = {
> +	.card = &dm365_snd_soc_card_evm,
> +#ifdef CONFIG_SND_DM365_AIC3X_CODEC
> +	.codec_dev = &soc_codec_dev_aic3x,
> +	.codec_data = &aic3x_setup,
> +#elif defined(CONFIG_SND_DM365_VOICE_CODEC)
> +	.codec_dev = &soc_codec_dev_cq93vc,
> +#endif
> +};
> +
> +/* evm audio subsystem */
>  static struct snd_soc_device dm6467_evm_snd_devdata = {
>  	.card = &dm6467_snd_soc_card_evm,
>  	.codec_dev = &soc_codec_dev_aic3x,
> @@ -244,12 +282,15 @@ static int __init evm_init(void)
>  	int index;
>  	int ret;
>  
> -	if (machine_is_davinci_evm() || machine_is_davinci_dm365_evm()) {
> +	if (machine_is_davinci_evm()) {
>  		evm_snd_dev_data = &evm_snd_devdata;
>  		index = 0;
>  	} else if (machine_is_davinci_dm355_evm()) {
>  		evm_snd_dev_data = &evm_snd_devdata;
>  		index = 1;
> +	} else if (machine_is_davinci_dm365_evm()) {
> +		evm_snd_dev_data = &dm365_evm_snd_devdata;
> +		index = 0;
>  	} else if (machine_is_davinci_dm6467_evm()) {
>  		evm_snd_dev_data = &dm6467_evm_snd_devdata;
>  		index = 0;
> -- 
> 1.6.0.4
>
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