From mboxrd@z Thu Jan 1 00:00:00 1970 From: Oder Chiou Subject: [PATCH 1/2] ASoC: rt5677: Add TDM channel select function Date: Wed, 15 Oct 2014 18:02:13 +0800 Message-ID: <1413367334-12615-1-git-send-email-oder_chiou@realtek.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from rtits2.realtek.com (rtits2.realtek.com [60.250.210.242]) by alsa0.perex.cz (Postfix) with ESMTP id 7F16E26050A for ; Wed, 15 Oct 2014 12:02:37 +0200 (CEST) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org To: broonie@kernel.org, lgirdwood@gmail.com Cc: oder_chiou@realtek.com, bardliao@realtek.com, alsa-devel@alsa-project.org, flove@realtek.com List-Id: alsa-devel@alsa-project.org Add TDM channel select function. Signed-off-by: Oder Chiou --- sound/soc/codecs/rt5677.c | 75 +++++++++++++++++++++++++++++++++++++++++++++++ sound/soc/codecs/rt5677.h | 16 ++++++++-- 2 files changed, 89 insertions(+), 2 deletions(-) diff --git a/sound/soc/codecs/rt5677.c b/sound/soc/codecs/rt5677.c index 9f07146..52cbb56 100644 --- a/sound/soc/codecs/rt5677.c +++ b/sound/soc/codecs/rt5677.c @@ -795,6 +795,14 @@ static unsigned int bst_tlv[] = { 8, 8, TLV_DB_SCALE_ITEM(5200, 0, 0), }; +static const char * const rt5677_adc_tdm_mode[] = { + "1/2/3/4", "2/1/3/4", "2/3/1/4", "4/1/2/3", "1/3/2/4", "1/4/2/3", + "3/1/2/4", "3/4/1/2" +}; + +static SOC_ENUM_SINGLE_DECL(rt5677_adc_tdm_mode_enum, + SND_SOC_NOPM, 0, rt5677_adc_tdm_mode); + static int rt5677_dsp_vad_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { @@ -820,6 +828,68 @@ static int rt5677_dsp_vad_put(struct snd_kcontrol *kcontrol, return 0; } +static int rt5677_if1_adc_tdm_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); + struct rt5677_priv *rt5677 = snd_soc_codec_get_drvdata(codec); + unsigned int value; + + regmap_read(rt5677->regmap, RT5677_TDM1_CTRL2, &value); + + ucontrol->value.integer.value[0] = value & RT5677_IF1_ADC_CTRL_MASK; + + return 0; +} + +static int rt5677_if1_adc_tdm_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); + struct rt5677_priv *rt5677 = snd_soc_codec_get_drvdata(codec); + + unsigned int value = ucontrol->value.integer.value[0]; + + regmap_update_bits(rt5677->regmap, RT5677_TDM1_CTRL2, + RT5677_IF1_ADC_CTRL_MASK, value); + + regmap_update_bits(rt5677->regmap, RT5677_TDM1_CTRL1, + RT5677_IF1_ADC_MODE_MASK, (!!value) << RT5677_IF1_ADC_MODE_SFT); + + return 0; +} + +static int rt5677_if2_adc_tdm_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); + struct rt5677_priv *rt5677 = snd_soc_codec_get_drvdata(codec); + unsigned int value; + + regmap_read(rt5677->regmap, RT5677_TDM2_CTRL2, &value); + + ucontrol->value.integer.value[0] = value & RT5677_IF2_ADC_CTRL_MASK; + + return 0; +} + +static int rt5677_if2_adc_tdm_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); + struct rt5677_priv *rt5677 = snd_soc_codec_get_drvdata(codec); + + unsigned int value = ucontrol->value.integer.value[0]; + + regmap_update_bits(rt5677->regmap, RT5677_TDM2_CTRL2, + RT5677_IF2_ADC_CTRL_MASK, value); + + regmap_update_bits(rt5677->regmap, RT5677_TDM2_CTRL1, + RT5677_IF2_ADC_MODE_MASK, (!!value) << RT5677_IF2_ADC_MODE_SFT); + + return 0; +} + static const struct snd_kcontrol_new rt5677_snd_controls[] = { /* OUTPUT Control */ SOC_SINGLE("OUT1 Playback Switch", RT5677_LOUT1, @@ -894,6 +964,11 @@ static const struct snd_kcontrol_new rt5677_snd_controls[] = { SOC_SINGLE_EXT("DSP VAD Switch", SND_SOC_NOPM, 0, 1, 0, rt5677_dsp_vad_get, rt5677_dsp_vad_put), + + SOC_ENUM_EXT("ADC1 TDM Channel Switch", rt5677_adc_tdm_mode_enum, + rt5677_if1_adc_tdm_get, rt5677_if1_adc_tdm_put), + SOC_ENUM_EXT("ADC2 TDM Channel Switch", rt5677_adc_tdm_mode_enum, + rt5677_if2_adc_tdm_get, rt5677_if2_adc_tdm_put), }; /** diff --git a/sound/soc/codecs/rt5677.h b/sound/soc/codecs/rt5677.h index 20efa4a..20223eb 100644 --- a/sound/soc/codecs/rt5677.h +++ b/sound/soc/codecs/rt5677.h @@ -799,7 +799,11 @@ #define RT5677_PDM2_I2C_EXE (0x1 << 1) #define RT5677_PDM2_I2C_BUSY (0x1 << 0) -/* MX3C TDM1 control 1 (0x3c) */ +/* MX3B TDM1 control 1 (0x3b) */ +#define RT5677_IF1_ADC_MODE_MASK (0x1 << 12) +#define RT5677_IF1_ADC_MODE_SFT 12 + +/* MX3C TDM1 control 2 (0x3c) */ #define RT5677_IF1_ADC4_MASK (0x3 << 10) #define RT5677_IF1_ADC4_SFT 10 #define RT5677_IF1_ADC3_MASK (0x3 << 8) @@ -808,8 +812,14 @@ #define RT5677_IF1_ADC2_SFT 6 #define RT5677_IF1_ADC1_MASK (0x3 << 4) #define RT5677_IF1_ADC1_SFT 4 +#define RT5677_IF1_ADC_CTRL_MASK (0x7 << 0) +#define RT5677_IF1_ADC_CTRL_SFT 0 + +/* MX40 TDM2 control 1 (0x40) */ +#define RT5677_IF2_ADC_MODE_MASK (0x1 << 12) +#define RT5677_IF2_ADC_MODE_SFT 12 -/* MX41 TDM2 control 1 (0x41) */ +/* MX41 TDM2 control 2 (0x41) */ #define RT5677_IF2_ADC4_MASK (0x3 << 10) #define RT5677_IF2_ADC4_SFT 10 #define RT5677_IF2_ADC3_MASK (0x3 << 8) @@ -818,6 +828,8 @@ #define RT5677_IF2_ADC2_SFT 6 #define RT5677_IF2_ADC1_MASK (0x3 << 4) #define RT5677_IF2_ADC1_SFT 4 +#define RT5677_IF2_ADC_CTRL_MASK (0x7 << 0) +#define RT5677_IF2_ADC_CTRL_SFT 0 /* Digital Microphone Control 1 (0x50) */ #define RT5677_DMIC_1_EN_MASK (0x1 << 15) -- 1.8.1.1.439.g50a6b54