ASoC: rt5677: add register patch for PLL

commit 74d6ea52aeef0236242221c6eff6d892565c5a92 upstream.

The PLL output will be unstable in some cases. We can fix it by
setting some registers.

Signed-off-by: Bard Liao <bardliao@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/sound/soc/codecs/rt5677.c b/sound/soc/codecs/rt5677.c
index fb9c20eace3fbe9d7bb009862a17c0e8644ec296..b7f3644ab6c129210c26f1b604c657c09bf2275e 100644 (file)
--- a/sound/soc/codecs/rt5677.c
+++ b/sound/soc/codecs/rt5677.c
@@ -62,6 +62,9 @@ static const struct reg_default init_list[] = {
        {RT5677_PR_BASE + 0x1e, 0x0000},
        {RT5677_PR_BASE + 0x12, 0x0eaa},
        {RT5677_PR_BASE + 0x14, 0x018a},
+       {RT5677_PR_BASE + 0x15, 0x0490},
+       {RT5677_PR_BASE + 0x38, 0x0f71},
+       {RT5677_PR_BASE + 0x39, 0x0f71},
 };
 #define RT5677_INIT_REG_LEN ARRAY_SIZE(init_list)