diff options
Diffstat (limited to 'sound/soc/davinci')
-rw-r--r-- | sound/soc/davinci/Kconfig | 2 | ||||
-rw-r--r-- | sound/soc/davinci/davinci-evm.c | 3 | ||||
-rw-r--r-- | sound/soc/davinci/davinci-i2s.c | 14 | ||||
-rw-r--r-- | sound/soc/davinci/davinci-pcm.c | 2 | ||||
-rw-r--r-- | sound/soc/davinci/davinci-sffsdr.c | 43 |
5 files changed, 42 insertions, 22 deletions
diff --git a/sound/soc/davinci/Kconfig b/sound/soc/davinci/Kconfig index b502741692d6..bd7392c9657e 100644 --- a/sound/soc/davinci/Kconfig +++ b/sound/soc/davinci/Kconfig @@ -20,7 +20,7 @@ config SND_DAVINCI_SOC_EVM config SND_DAVINCI_SOC_SFFSDR tristate "SoC Audio support for SFFSDR" - depends on SND_DAVINCI_SOC && MACH_DAVINCI_SFFSDR + depends on SND_DAVINCI_SOC && MACH_SFFSDR select SND_DAVINCI_SOC_I2S select SND_SOC_PCM3008 select SFFSDR_FPGA diff --git a/sound/soc/davinci/davinci-evm.c b/sound/soc/davinci/davinci-evm.c index 54851f318568..9b90b347007c 100644 --- a/sound/soc/davinci/davinci-evm.c +++ b/sound/soc/davinci/davinci-evm.c @@ -186,7 +186,8 @@ static int __init evm_init(void) platform_set_drvdata(evm_snd_device, &evm_snd_devdata); evm_snd_devdata.dev = &evm_snd_device->dev; - evm_snd_device->dev.platform_data = &evm_snd_data; + platform_device_add_data(evm_snd_device, &evm_snd_data, + sizeof(evm_snd_data)); ret = platform_device_add_resources(evm_snd_device, evm_snd_resources, ARRAY_SIZE(evm_snd_resources)); diff --git a/sound/soc/davinci/davinci-i2s.c b/sound/soc/davinci/davinci-i2s.c index 0fee779e3c76..ffdb9439d3d8 100644 --- a/sound/soc/davinci/davinci-i2s.c +++ b/sound/soc/davinci/davinci-i2s.c @@ -499,6 +499,13 @@ static void davinci_i2s_remove(struct platform_device *pdev, #define DAVINCI_I2S_RATES SNDRV_PCM_RATE_8000_96000 +static struct snd_soc_dai_ops davinci_i2s_dai_ops = { + .startup = davinci_i2s_startup, + .trigger = davinci_i2s_trigger, + .hw_params = davinci_i2s_hw_params, + .set_fmt = davinci_i2s_set_dai_fmt, +}; + struct snd_soc_dai davinci_i2s_dai = { .name = "davinci-i2s", .id = 0, @@ -514,12 +521,7 @@ struct snd_soc_dai davinci_i2s_dai = { .channels_max = 2, .rates = DAVINCI_I2S_RATES, .formats = SNDRV_PCM_FMTBIT_S16_LE,}, - .ops = { - .startup = davinci_i2s_startup, - .trigger = davinci_i2s_trigger, - .hw_params = davinci_i2s_hw_params, - .set_fmt = davinci_i2s_set_dai_fmt, - }, + .ops = &davinci_i2s_dai_ops, }; EXPORT_SYMBOL_GPL(davinci_i2s_dai); diff --git a/sound/soc/davinci/davinci-pcm.c b/sound/soc/davinci/davinci-pcm.c index 366049d8578c..7af3b5b3a53d 100644 --- a/sound/soc/davinci/davinci-pcm.c +++ b/sound/soc/davinci/davinci-pcm.c @@ -286,7 +286,7 @@ static int davinci_pcm_mmap(struct snd_pcm_substream *substream, runtime->dma_bytes); } -struct snd_pcm_ops davinci_pcm_ops = { +static struct snd_pcm_ops davinci_pcm_ops = { .open = davinci_pcm_open, .close = davinci_pcm_close, .ioctl = snd_pcm_lib_ioctl, diff --git a/sound/soc/davinci/davinci-sffsdr.c b/sound/soc/davinci/davinci-sffsdr.c index 4935d1bcbd8d..40eccfe9e358 100644 --- a/sound/soc/davinci/davinci-sffsdr.c +++ b/sound/soc/davinci/davinci-sffsdr.c @@ -25,7 +25,9 @@ #include <asm/dma.h> #include <asm/mach-types.h> +#ifdef CONFIG_SFFSDR_FPGA #include <asm/plat-sffsdr/sffsdr-fpga.h> +#endif #include <mach/mcbsp.h> #include <mach/edma.h> @@ -34,31 +36,45 @@ #include "davinci-pcm.h" #include "davinci-i2s.h" +/* + * CLKX and CLKR are the inputs for the Sample Rate Generator. + * FSX and FSR are outputs, driven by the sample Rate Generator. + */ +#define AUDIO_FORMAT (SND_SOC_DAIFMT_DSP_B | \ + SND_SOC_DAIFMT_CBM_CFS | \ + SND_SOC_DAIFMT_IB_NF) + static int sffsdr_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params, - struct snd_soc_dai *dai) + struct snd_pcm_hw_params *params) { struct snd_soc_pcm_runtime *rtd = substream->private_data; struct snd_soc_dai *cpu_dai = rtd->dai->cpu_dai; int fs; int ret = 0; - /* Set cpu DAI configuration: - * CLKX and CLKR are the inputs for the Sample Rate Generator. - * FSX and FSR are outputs, driven by the sample Rate Generator. */ - ret = snd_soc_dai_set_fmt(cpu_dai, - SND_SOC_DAIFMT_RIGHT_J | - SND_SOC_DAIFMT_CBM_CFS | - SND_SOC_DAIFMT_IB_NF); - if (ret < 0) - return ret; - /* Fsref can be 32000, 44100 or 48000. */ fs = params_rate(params); +#ifndef CONFIG_SFFSDR_FPGA + /* Without the FPGA module, the Fs is fixed at 44100 Hz */ + if (fs != 44100) { + pr_debug("warning: only 44.1 kHz is supported without SFFSDR FPGA module\n"); + return -EINVAL; + } +#endif + + /* set cpu DAI configuration */ + ret = snd_soc_dai_set_fmt(cpu_dai, AUDIO_FORMAT); + if (ret < 0) + return ret; + pr_debug("sffsdr_hw_params: rate = %d Hz\n", fs); +#ifndef CONFIG_SFFSDR_FPGA + return 0; +#else return sffsdr_fpga_set_codec_fs(fs); +#endif } static struct snd_soc_ops sffsdr_ops = { @@ -127,7 +143,8 @@ static int __init sffsdr_init(void) platform_set_drvdata(sffsdr_snd_device, &sffsdr_snd_devdata); sffsdr_snd_devdata.dev = &sffsdr_snd_device->dev; - sffsdr_snd_device->dev.platform_data = &sffsdr_snd_data; + platform_device_add_data(sffsdr_snd_device, &sffsdr_snd_data, + sizeof(sffsdr_snd_data)); ret = platform_device_add_resources(sffsdr_snd_device, sffsdr_snd_resources, |