Some DMIC components will not work correctly in the clock rate 3.072MHz. We recommend the clock rate 1.536MHz in the gerenal case.
Signed-off-by: Oder Chiou oder_chiou@realtek.com --- sound/soc/codecs/rl6231.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/sound/soc/codecs/rl6231.c b/sound/soc/codecs/rl6231.c index 2586d1cafc0c..8c9daf32bab8 100644 --- a/sound/soc/codecs/rl6231.c +++ b/sound/soc/codecs/rl6231.c @@ -80,8 +80,8 @@ int rl6231_calc_dmic_clk(int rate) for (i = 0; i < ARRAY_SIZE(div); i++) { if ((div[i] % 3) == 0) continue; - /* find divider that gives DMIC frequency below 3.072MHz */ - if (3072000 * div[i] >= rate) + /* find divider that gives DMIC frequency below 1.536MHz */ + if (1536000 * div[i] >= rate) return i; }