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[3.16.y-ckt,010/129] ASoC: rt5677: add register patch for PLL

Message ID 1432285114-9254-11-git-send-email-luis.henriques@canonical.com
State New
Headers show

Commit Message

Luis Henriques May 22, 2015, 8:56 a.m. UTC 
3.16.7-ckt12 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Bard Liao <bardliao@realtek.com>

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: Luis Henriques <luis.henriques@canonical.com>
---
 sound/soc/codecs/rt5677.c | 3 +++
 1 file changed, 3 insertions(+)
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Patch

diff --git a/sound/soc/codecs/rt5677.c b/sound/soc/codecs/rt5677.c
index 833231e27340..d48b484ce47e 100644
--- a/sound/soc/codecs/rt5677.c
+++ b/sound/soc/codecs/rt5677.c
@@ -56,6 +56,9 @@  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)