From 850577db99dbc4fdebe62d30d380de1878f77d2a Mon Sep 17 00:00:00 2001 From: Bard Liao Date: Thu, 13 Nov 2014 09:55:22 +0800 Subject: [PATCH] ASoC: rt5645: add register setting for TDM We need to set extra register to avoid a recording issue in TDM mode. Signed-off-by: Bard Liao Signed-off-by: Mark Brown --- sound/soc/codecs/rt5645.c | 5 ++++- sound/soc/codecs/rt5645.h | 1 + 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/sound/soc/codecs/rt5645.c b/sound/soc/codecs/rt5645.c index 665f8b64efe9..57afa12b2f54 100644 --- a/sound/soc/codecs/rt5645.c +++ b/sound/soc/codecs/rt5645.c @@ -2112,8 +2112,11 @@ static int rt5645_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask, struct snd_soc_codec *codec = dai->codec; unsigned int val = 0; - if (rx_mask || tx_mask) + if (rx_mask || tx_mask) { val |= (1 << 14); + snd_soc_update_bits(codec, RT5645_BASS_BACK, + RT5645_G_BB_BST_MASK, RT5645_G_BB_BST_25DB); + } switch (slots) { case 4: diff --git a/sound/soc/codecs/rt5645.h b/sound/soc/codecs/rt5645.h index 82f681b02949..196daf03fe28 100644 --- a/sound/soc/codecs/rt5645.h +++ b/sound/soc/codecs/rt5645.h @@ -1855,6 +1855,7 @@ #define RT5645_M_BB_HPF_R_SFT 6 #define RT5645_G_BB_BST_MASK (0x3f) #define RT5645_G_BB_BST_SFT 0 +#define RT5645_G_BB_BST_25DB 0x14 /* MP3 Plus Control 1 (0xd0) */ #define RT5645_M_MP3_L_MASK (0x1 << 15) -- 2.39.2