diff options
Diffstat (limited to 'sound/soc/atmel/atmel-classd.c')
| -rw-r--r-- | sound/soc/atmel/atmel-classd.c | 47 |
1 files changed, 14 insertions, 33 deletions
diff --git a/sound/soc/atmel/atmel-classd.c b/sound/soc/atmel/atmel-classd.c index 0cd7caaed9c4..8445edd06737 100644 --- a/sound/soc/atmel/atmel-classd.c +++ b/sound/soc/atmel/atmel-classd.c @@ -32,7 +32,6 @@ struct atmel_classd { struct regmap *regmap; struct clk *pclk; struct clk *gclk; - struct clk *aclk; int irq; const struct atmel_classd_pdata *pdata; }; @@ -330,11 +329,6 @@ static int atmel_classd_codec_dai_startup(struct snd_pcm_substream *substream, { struct snd_soc_pcm_runtime *rtd = substream->private_data; struct atmel_classd *dd = snd_soc_card_get_drvdata(rtd->card); - int ret; - - ret = clk_prepare_enable(dd->aclk); - if (ret) - return ret; return clk_prepare_enable(dd->gclk); } @@ -357,31 +351,31 @@ static int atmel_classd_codec_dai_digital_mute(struct snd_soc_dai *codec_dai, return 0; } -#define CLASSD_ACLK_RATE_11M2896_MPY_8 (112896 * 100 * 8) -#define CLASSD_ACLK_RATE_12M288_MPY_8 (12288 * 1000 * 8) +#define CLASSD_GCLK_RATE_11M2896_MPY_8 (112896 * 100 * 8) +#define CLASSD_GCLK_RATE_12M288_MPY_8 (12288 * 1000 * 8) static struct { int rate; int sample_rate; int dsp_clk; - unsigned long aclk_rate; + unsigned long gclk_rate; } const sample_rates[] = { { 8000, CLASSD_INTPMR_FRAME_8K, - CLASSD_INTPMR_DSP_CLK_FREQ_12M288, CLASSD_ACLK_RATE_12M288_MPY_8 }, + CLASSD_INTPMR_DSP_CLK_FREQ_12M288, CLASSD_GCLK_RATE_12M288_MPY_8 }, { 16000, CLASSD_INTPMR_FRAME_16K, - CLASSD_INTPMR_DSP_CLK_FREQ_12M288, CLASSD_ACLK_RATE_12M288_MPY_8 }, + CLASSD_INTPMR_DSP_CLK_FREQ_12M288, CLASSD_GCLK_RATE_12M288_MPY_8 }, { 32000, CLASSD_INTPMR_FRAME_32K, - CLASSD_INTPMR_DSP_CLK_FREQ_12M288, CLASSD_ACLK_RATE_12M288_MPY_8 }, + CLASSD_INTPMR_DSP_CLK_FREQ_12M288, CLASSD_GCLK_RATE_12M288_MPY_8 }, { 48000, CLASSD_INTPMR_FRAME_48K, - CLASSD_INTPMR_DSP_CLK_FREQ_12M288, CLASSD_ACLK_RATE_12M288_MPY_8 }, + CLASSD_INTPMR_DSP_CLK_FREQ_12M288, CLASSD_GCLK_RATE_12M288_MPY_8 }, { 96000, CLASSD_INTPMR_FRAME_96K, - CLASSD_INTPMR_DSP_CLK_FREQ_12M288, CLASSD_ACLK_RATE_12M288_MPY_8 }, + CLASSD_INTPMR_DSP_CLK_FREQ_12M288, CLASSD_GCLK_RATE_12M288_MPY_8 }, { 22050, CLASSD_INTPMR_FRAME_22K, - CLASSD_INTPMR_DSP_CLK_FREQ_11M2896, CLASSD_ACLK_RATE_11M2896_MPY_8 }, + CLASSD_INTPMR_DSP_CLK_FREQ_11M2896, CLASSD_GCLK_RATE_11M2896_MPY_8 }, { 44100, CLASSD_INTPMR_FRAME_44K, - CLASSD_INTPMR_DSP_CLK_FREQ_11M2896, CLASSD_ACLK_RATE_11M2896_MPY_8 }, + CLASSD_INTPMR_DSP_CLK_FREQ_11M2896, CLASSD_GCLK_RATE_11M2896_MPY_8 }, { 88200, CLASSD_INTPMR_FRAME_88K, - CLASSD_INTPMR_DSP_CLK_FREQ_11M2896, CLASSD_ACLK_RATE_11M2896_MPY_8 }, + CLASSD_INTPMR_DSP_CLK_FREQ_11M2896, CLASSD_GCLK_RATE_11M2896_MPY_8 }, }; static int @@ -410,13 +404,12 @@ atmel_classd_codec_dai_hw_params(struct snd_pcm_substream *substream, } dev_dbg(codec->dev, - "Selected SAMPLE_RATE of %dHz, ACLK_RATE of %ldHz\n", - sample_rates[best].rate, sample_rates[best].aclk_rate); + "Selected SAMPLE_RATE of %dHz, GCLK_RATE of %ldHz\n", + sample_rates[best].rate, sample_rates[best].gclk_rate); clk_disable_unprepare(dd->gclk); - clk_disable_unprepare(dd->aclk); - ret = clk_set_rate(dd->aclk, sample_rates[best].aclk_rate); + ret = clk_set_rate(dd->gclk, sample_rates[best].gclk_rate); if (ret) return ret; @@ -426,10 +419,6 @@ atmel_classd_codec_dai_hw_params(struct snd_pcm_substream *substream, snd_soc_update_bits(codec, CLASSD_INTPMR, mask, val); - ret = clk_prepare_enable(dd->aclk); - if (ret) - return ret; - return clk_prepare_enable(dd->gclk); } @@ -441,7 +430,6 @@ atmel_classd_codec_dai_shutdown(struct snd_pcm_substream *substream, struct atmel_classd *dd = snd_soc_card_get_drvdata(rtd->card); clk_disable_unprepare(dd->gclk); - clk_disable_unprepare(dd->aclk); } static int atmel_classd_codec_dai_prepare(struct snd_pcm_substream *substream, @@ -596,13 +584,6 @@ static int atmel_classd_probe(struct platform_device *pdev) return ret; } - dd->aclk = devm_clk_get(dev, "aclk"); - if (IS_ERR(dd->aclk)) { - ret = PTR_ERR(dd->aclk); - dev_err(dev, "failed to get audio clock: %d\n", ret); - return ret; - } - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); io_base = devm_ioremap_resource(dev, res); if (IS_ERR(io_base)) { |