[alsa-devel] [PATCH v5 3/3] ASoC: fsl: add imx-es8328 machine driver

[Mark Brown]

On Fri, Jun 20, 2014 at 02:14:19PM +0800, Sean Cross wrote:

> +  ES8328 pins:
> +   * LOUT1
> +   * LOUT2
> +   * ROUT1
> +   * ROUT2

These should be covered in the binding document for the CODEC.

> +	/* Setup clocks */
> +	data->codec_clk = devm_clk_get(dev, NULL);
> +	if (IS_ERR(data->codec_clk)) {
> +		dev_err(dev,
> +			"codec clock missing or invalid\n");
> +		goto fail;
> +	}
> +
> +	ret = clk_prepare_enable(data->codec_clk);
> +	if (ret) {
> +		dev_err(data->dev, "unable to prepare codec clk\n");
> +		return ret;
> +	}

The CODEC driver should manage the clock for the CODEC, if it's mapped
properly attempting to look it up using the card device should fail.
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