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ASoC: fsl-asoc-card: Support configuring dai fmt from DT

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Support same propeties as simple card for configuring fmt
from DT.
In order to make this change compatible with old DT, these
properties are optional.

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
Acked-by: Nicolin Chen <nicoleotsuka@gmail.com>
Link: https://lore.kernel.org/r/1595302910-19688-1-git-send-email-shengjiu.wang@nxp.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Shengjiu Wang 2020-07-21 11:41:49 +08:00 committed by Mark Brown
parent c8361757a7
commit 08b54b5e38
No known key found for this signature in database
GPG key ID: 24D68B725D5487D0
1 changed files with 28 additions and 0 deletions
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28
sound/soc/fsl/fsl-asoc-card.c
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@ -531,11 +531,14 @@ static int fsl_asoc_card_probe(struct platform_device *pdev)
struct device_node *cpu_np, *codec_np, *asrc_np;
struct device_node *np = pdev->dev.of_node;
struct platform_device *asrc_pdev = NULL;
struct device_node *bitclkmaster = NULL;
struct device_node *framemaster = NULL;
struct platform_device *cpu_pdev;
struct fsl_asoc_card_priv *priv;
struct device *codec_dev = NULL;
const char *codec_dai_name;
const char *codec_dev_name;
unsigned int daifmt;
u32 width;
int ret;
@ -667,6 +670,31 @@ static int fsl_asoc_card_probe(struct platform_device *pdev)
goto asrc_fail;
}
/* Format info from DT is optional. */
daifmt = snd_soc_of_parse_daifmt(np, NULL,
&bitclkmaster, &framemaster);
daifmt &= ~SND_SOC_DAIFMT_MASTER_MASK;
if (bitclkmaster || framemaster) {
if (codec_np == bitclkmaster)
daifmt |= (codec_np == framemaster) ?
SND_SOC_DAIFMT_CBM_CFM : SND_SOC_DAIFMT_CBM_CFS;
else
daifmt |= (codec_np == framemaster) ?
SND_SOC_DAIFMT_CBS_CFM : SND_SOC_DAIFMT_CBS_CFS;
/* Override dai_fmt with value from DT */
priv->dai_fmt = daifmt;
}
/* Change direction according to format */
if (priv->dai_fmt & SND_SOC_DAIFMT_CBM_CFM) {
priv->cpu_priv.sysclk_dir[TX] = SND_SOC_CLOCK_IN;
priv->cpu_priv.sysclk_dir[RX] = SND_SOC_CLOCK_IN;
}
of_node_put(bitclkmaster);
of_node_put(framemaster);
if (!fsl_asoc_card_is_ac97(priv) && !codec_dev) {
dev_err(&pdev->dev, "failed to find codec device\n");
ret = -EPROBE_DEFER;