[3/3] ASoC: fsl_sai: Set MCLK input or output direction

Message ID 1600251387-1863-4-git-send-email-shengjiu.wang@nxp.com
State New
Headers show
Series
  • ASoC: fsl_sai: update the register list
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Commit Message

Shengjiu Wang Sept. 16, 2020, 10:16 a.m.
SAI support select MCLK direction with version.major > 3
and version.minor > 1, the default direction is input,
set it to be output according to DT property.

Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
---
 sound/soc/fsl/fsl_sai.c | 7 +++++++
 1 file changed, 7 insertions(+)

Patch

diff --git a/sound/soc/fsl/fsl_sai.c b/sound/soc/fsl/fsl_sai.c
index 738b4dda7847..5117c1cd5682 100644
--- a/sound/soc/fsl/fsl_sai.c
+++ b/sound/soc/fsl/fsl_sai.c
@@ -1117,6 +1117,13 @@  static int fsl_sai_probe(struct platform_device *pdev)
 	if (ret < 0)
 		dev_warn(&pdev->dev, "Error reading SAI version: %d\n", ret);
 
+	/* Select MCLK direction */
+	if (of_find_property(np, "fsl,sai-mclk-direction-output", NULL) &&
+	    sai->verid.major >= 3 && sai->verid.minor >= 1) {
+		regmap_update_bits(sai->regmap, FSL_SAI_MCTL,
+				   FSL_SAI_MCTL_MCLK_EN, FSL_SAI_MCTL_MCLK_EN);
+	}
+
 	pm_runtime_enable(&pdev->dev);
 	regcache_cache_only(sai->regmap, true);