Commit 84aac6c7 authored Sep 21, 2013 by Jean-Francois Moine Committed by Mark Brown Sep 21, 2013

ASoC: kirkwood: fix loss of external clock at probe time



At probe time, when the clock driver is not yet initialized, the
external clock of the kirkwood sound device will not be usable.

This patch fixes this problem defering the device probe.

Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mark Brown <broonie@linaro.org>

parent b51600c0

sound/soc/kirkwood/kirkwood-i2s.c

+4 −1

Original line number	Diff line number	Diff line
		@@ -496,7 +496,10 @@ static int kirkwood_i2s_dev_probe(struct platform_device *pdev)
		return err;

		priv->extclk = devm_clk_get(&pdev->dev, "extclk");
		if (!IS_ERR(priv->extclk)) {
		if (IS_ERR(priv->extclk)) {
		if (PTR_ERR(priv->extclk) == -EPROBE_DEFER)
		return -EPROBE_DEFER;
		} else {
		if (priv->extclk == priv->clk) {
		devm_clk_put(&pdev->dev, priv->extclk);
		priv->extclk = ERR_PTR(-EINVAL);