ASoC: rockchip-i2s: enable "hclk" for rockchip I2S controller
As "hclk" is used for rockchip I2S controller, driver must to enable it in probe. Tested on RK3288 with max98090. Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com> Signed-off-by: Mark Brown <broonie@kernel.org>
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@ -419,6 +419,11 @@ static int rockchip_i2s_probe(struct platform_device *pdev)
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dev_err(&pdev->dev, "Can't retrieve i2s bus clock\n");
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return PTR_ERR(i2s->hclk);
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}
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ret = clk_prepare_enable(i2s->hclk);
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if (ret) {
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dev_err(i2s->dev, "hclock enable failed %d\n", ret);
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return ret;
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}
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i2s->mclk = devm_clk_get(&pdev->dev, "i2s_clk");
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if (IS_ERR(i2s->mclk)) {
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