From: Shengjiu Wang shengjiu.wang@nxp.com

[ Upstream commit 556672d75ff486e0b6786056da624131679e0576 ]

According to user manual, it is required that FLL_LAMBDA > 0 in all cases (Integer and Franctional modes).

Fixes: 9a76f1ff6e29 ("ASoC: Add initial WM8962 CODEC driver") Signed-off-by: Shengjiu Wang shengjiu.wang@nxp.com Acked-by: Charles Keepax ckeepax@opensource.cirrus.com Link: https://lore.kernel.org/r/1576065442-19763-1-git-send-email-shengjiu.wang@nx... Signed-off-by: Mark Brown broonie@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- sound/soc/codecs/wm8962.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c index fd2731d171dd..0e8008d38161 100644 --- a/sound/soc/codecs/wm8962.c +++ b/sound/soc/codecs/wm8962.c @@ -2791,7 +2791,7 @@ static int fll_factors(struct _fll_div *fll_div, unsigned int Fref,

if (target % Fref == 0) { fll_div->theta = 0; - fll_div->lambda = 0; + fll_div->lambda = 1; } else { gcd_fll = gcd(target, fratio * Fref);

@@ -2861,7 +2861,7 @@ static int wm8962_set_fll(struct snd_soc_codec *codec, int fll_id, int source, return -EINVAL; }

- if (fll_div.theta || fll_div.lambda) + if (fll_div.theta) fll1 |= WM8962_FLL_FRAC;

/* Stop the FLL while we reconfigure */