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SubjectRe: [PATCH 3/3] ASoC: fsl_sai: Set MCLK input or output direction
On Wed, Sep 16, 2020 at 06:16:27PM +0800, Shengjiu Wang wrote:
> 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>

Acked-by: Nicolin Chen <nicoleotsuka@gmail.com>

> ---
> sound/soc/fsl/fsl_sai.c | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> 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);
>
> --
> 2.27.0
>

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