63 lines
1.9 KiB
Diff
63 lines
1.9 KiB
Diff
From 307e37122cc14b5b305639c18ea575ebe623da2f Mon Sep 17 00:00:00 2001
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From: Viorel Suman <viorel.suman@nxp.com>
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Date: Sun, 30 Apr 2017 17:05:52 +0300
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Subject: [PATCH] ASoC: fsl_sai: set specific fmt for I2S XTOR
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Set specific fmt, for i2s xtor receiver is
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in slave mode and i2s xtor transmitter is in master mode.
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Signed-off-by: Shengjiu Wang <shengjiu.wang@freescale.com>
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Signed-off-by: Viorel Suman <viorel.suman@nxp.com>
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---
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sound/soc/fsl/fsl_sai.c | 12 ++++++++++++
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sound/soc/fsl/fsl_sai.h | 2 +-
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2 files changed, 13 insertions(+), 1 deletion(-)
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--- a/sound/soc/fsl/fsl_sai.c
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+++ b/sound/soc/fsl/fsl_sai.c
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@@ -335,14 +335,23 @@ static int fsl_sai_set_dai_fmt_tr(struct
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static int fsl_sai_set_dai_fmt(struct snd_soc_dai *cpu_dai, unsigned int fmt)
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{
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+ struct fsl_sai *sai = snd_soc_dai_get_drvdata(cpu_dai);
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int ret;
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+ if (sai->i2s_xtor)
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+ fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
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+ SND_SOC_DAIFMT_CBS_CFS;
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+
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ret = fsl_sai_set_dai_fmt_tr(cpu_dai, fmt, FSL_FMT_TRANSMITTER);
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if (ret) {
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dev_err(cpu_dai->dev, "Cannot set tx format: %d\n", ret);
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return ret;
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}
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+ if (sai->i2s_xtor)
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+ fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
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+ SND_SOC_DAIFMT_CBM_CFM;
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+
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ret = fsl_sai_set_dai_fmt_tr(cpu_dai, fmt, FSL_FMT_RECEIVER);
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if (ret)
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dev_err(cpu_dai->dev, "Cannot set rx format: %d\n", ret);
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@@ -974,6 +983,9 @@ static int fsl_sai_probe(struct platform
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return -EINVAL;
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}
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+ /* I2S XTOR mode */
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+ sai->i2s_xtor = (of_find_property(np, "fsl,i2s-xtor", NULL) != NULL);
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+
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irq = platform_get_irq(pdev, 0);
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if (irq < 0) {
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dev_err(&pdev->dev, "no irq for node %s\n", pdev->name);
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--- a/sound/soc/fsl/fsl_sai.h
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+++ b/sound/soc/fsl/fsl_sai.h
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@@ -160,7 +160,7 @@ struct fsl_sai {
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bool slave_mode[2];
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bool is_lsb_first;
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bool is_dsp_mode;
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- bool sai_on_imx;
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+ bool i2s_xtor;
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bool synchronous[2];
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bool is_stream_opened[2];
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unsigned int dataline[2];
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