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Commit c3b3df98 authored by Vidyakumar Athota's avatar Vidyakumar Athota
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asoc: codecs: probe defer till mclk is available for wcd9360 



Sometimes codec enumerates before APPS APR communication happens
with ADSP. Since wcd9360 MCLK request goes through APR, defer the
codec probe till mclk is available.

Change-Id: Ief5bb80f4c62fcf58a8cc93f11a9b4536f883d1e
Signed-off-by: default avatarVidyakumar Athota <vathota@codeaurora.org>
parent 8d772b0e

asoc/codecs/wcd9360/wcd9360.c

+10 −0
Original line number Diff line number Diff line
@@ -8013,6 +8013,16 @@ static int pahu_probe(struct platform_device *pdev) 
	pahu->wcd_ext_clk = wcd_ext_clk;

	dev_dbg(&pdev->dev, "%s: MCLK Rate = %x\n", __func__,

		pahu->wcd9xxx->mclk_rate);

	/* Probe defer if mlck is failed */

	ret = clk_prepare_enable(pahu->wcd_ext_clk);

	if (ret) {

		dev_dbg(pahu->dev, "%s: ext clk enable failed\n",

			__func__);

		ret = -EPROBE_DEFER;

		goto err_cdc_reg;

	}

	clk_disable_unprepare(pahu->wcd_ext_clk);



	/* Update codec register default values */

	pahu_update_reg_defaults(pahu);

	__pahu_enable_efuse_sensing(pahu);