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-rw-r--r--sound/soc/codecs/da7210.c44
1 files changed, 44 insertions, 0 deletions
diff --git a/sound/soc/codecs/da7210.c b/sound/soc/codecs/da7210.c
index fa0d512..4aad01c 100644
--- a/sound/soc/codecs/da7210.c
+++ b/sound/soc/codecs/da7210.c
@@ -30,6 +30,7 @@
#define DA7210_STARTUP1 0x03
#define DA7210_MIC_L 0x07
#define DA7210_MIC_R 0x08
+#define DA7210_AUX2 0x0B
#define DA7210_INMIX_L 0x0D
#define DA7210_INMIX_R 0x0E
#define DA7210_ADC_HPF 0x0F
@@ -41,6 +42,7 @@
#define DA7210_DAC_L 0x15
#define DA7210_DAC_R 0x16
#define DA7210_DAC_SEL 0x17
+#define DA7210_SOFTMUTE 0x18
#define DA7210_DAC_EQ1_2 0x19
#define DA7210_DAC_EQ3_4 0x1A
#define DA7210_DAC_EQ5 0x1B
@@ -49,6 +51,7 @@
#define DA7210_HP_L_VOL 0x21
#define DA7210_HP_R_VOL 0x22
#define DA7210_HP_CFG 0x23
+#define DA7210_ZERO_CROSS 0x24
#define DA7210_DAI_SRC_SEL 0x25
#define DA7210_DAI_CFG1 0x26
#define DA7210_DAI_CFG3 0x28
@@ -144,6 +147,9 @@
#define DA7210_PLL_FS_96000 (0xF << 0)
#define DA7210_PLL_EN (0x1 << 7)
+/* SOFTMUTE bit fields */
+#define DA7210_RAMP_EN (1 << 6)
+
#define DA7210_VERSION "0.0.1"
/*
@@ -189,6 +195,13 @@ static const struct soc_enum da7210_dac_vf_cutoff =
static const struct soc_enum da7210_adc_vf_cutoff =
SOC_ENUM_SINGLE(DA7210_ADC_HPF, 4, 8, da7210_vf_cutoff_txt);
+static const char *da7210_hp_mode_txt[] = {
+ "Class H", "Class G"
+};
+
+static const struct soc_enum da7210_hp_mode_sel =
+ SOC_ENUM_SINGLE(DA7210_HP_CFG, 0, 2, da7210_hp_mode_txt);
+
static const struct snd_kcontrol_new da7210_snd_controls[] = {
SOC_DOUBLE_R_TLV("HeadPhone Playback Volume",
@@ -232,6 +245,21 @@ static const struct snd_kcontrol_new da7210_snd_controls[] = {
SOC_ENUM("ADC HPF Cutoff", da7210_adc_hpf_cutoff),
SOC_SINGLE("ADC Voice Mode Switch", DA7210_ADC_HPF, 7, 1, 0),
SOC_ENUM("ADC Voice Cutoff", da7210_adc_vf_cutoff),
+
+ /* Mute controls */
+ SOC_DOUBLE_R("Mic Capture Switch", DA7210_MIC_L, DA7210_MIC_R, 3, 1, 0),
+ SOC_SINGLE("Aux2 Capture Switch", DA7210_AUX2, 2, 1, 0),
+ SOC_DOUBLE("ADC Capture Switch", DA7210_ADC, 2, 6, 1, 0),
+ SOC_SINGLE("Digital Soft Mute Switch", DA7210_SOFTMUTE, 7, 1, 0),
+ SOC_SINGLE("Digital Soft Mute Rate", DA7210_SOFTMUTE, 0, 0x7, 0),
+
+ /* Zero cross controls */
+ SOC_DOUBLE("Aux1 ZC Switch", DA7210_ZERO_CROSS, 0, 1, 1, 0),
+ SOC_DOUBLE("In PGA ZC Switch", DA7210_ZERO_CROSS, 2, 3, 1, 0),
+ SOC_DOUBLE("Lineout ZC Switch", DA7210_ZERO_CROSS, 4, 5, 1, 0),
+ SOC_DOUBLE("Headphone ZC Switch", DA7210_ZERO_CROSS, 6, 7, 1, 0),
+
+ SOC_ENUM("Headphone Class", da7210_hp_mode_sel),
};
/* Codec private data */
@@ -448,6 +476,18 @@ static int da7210_set_dai_fmt(struct snd_soc_dai *codec_dai, u32 fmt)
return 0;
}
+static int da7210_mute(struct snd_soc_dai *dai, int mute)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ u8 mute_reg = snd_soc_read(codec, DA7210_DAC_HPF) & 0xFB;
+
+ if (mute)
+ snd_soc_write(codec, DA7210_DAC_HPF, mute_reg | 0x4);
+ else
+ snd_soc_write(codec, DA7210_DAC_HPF, mute_reg);
+ return 0;
+}
+
#define DA7210_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE)
@@ -456,6 +496,7 @@ static struct snd_soc_dai_ops da7210_dai_ops = {
.startup = da7210_startup,
.hw_params = da7210_hw_params,
.set_fmt = da7210_set_dai_fmt,
+ .digital_mute = da7210_mute,
};
static struct snd_soc_dai_driver da7210_dai = {
@@ -545,6 +586,9 @@ static int da7210_probe(struct snd_soc_codec *codec)
DA7210_HP_2CAP_MODE | DA7210_HP_SENSE_EN |
DA7210_HP_L_EN | DA7210_HP_MODE | DA7210_HP_R_EN);
+ /* Enable ramp mode for DAC gain update */
+ snd_soc_write(codec, DA7210_SOFTMUTE, DA7210_RAMP_EN);
+
/* Diable PLL and bypass it */
snd_soc_write(codec, DA7210_PLL, DA7210_PLL_FS_48000);
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