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Commit 986b2f2c authored by Mark Brown's avatar Mark Brown
Browse files

ASoC: Wait for WM8993 FLL to stabilise 



Ensure the FLL is locked before we return from set_fll().

Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 675c496b

sound/soc/codecs/wm8993.c

+6 −0
Original line number Original line Diff line number Diff line
@@ -444,6 +444,12 @@ static int _wm8993_set_fll(struct snd_soc_codec *codec, int fll_id, int source, 
	/* Enable the FLL */

	/* Enable the FLL */

	snd_soc_write(codec, WM8993_FLL_CONTROL_1, reg1 | WM8993_FLL_ENA);

	snd_soc_write(codec, WM8993_FLL_CONTROL_1, reg1 | WM8993_FLL_ENA);





	/* Both overestimates */

	if (Fref < 1000000)

		msleep(3);

	else

		msleep(1);



	dev_dbg(codec->dev, "FLL enabled at %dHz->%dHz\n", Fref, Fout);

	dev_dbg(codec->dev, "FLL enabled at %dHz->%dHz\n", Fref, Fout);





	wm8993->fll_fref = Fref;

	wm8993->fll_fref = Fref;