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-rw-r--r--sound/soc/atmel/atmel-pcm.h6
-rw-r--r--sound/soc/codecs/ak4613.c93
-rw-r--r--sound/soc/codecs/ak4642.c4
-rw-r--r--sound/soc/codecs/cs35l34.c4
-rw-r--r--sound/soc/codecs/cs35l35.c84
-rw-r--r--sound/soc/codecs/cs35l35.h6
6 files changed, 173 insertions, 24 deletions
diff --git a/sound/soc/atmel/atmel-pcm.h b/sound/soc/atmel/atmel-pcm.h
index 6eaf081cad50..4b27aed40a51 100644
--- a/sound/soc/atmel/atmel-pcm.h
+++ b/sound/soc/atmel/atmel-pcm.h
@@ -83,8 +83,7 @@ struct atmel_pcm_dma_params {
#define ssc_readx(base, reg) (__raw_readl((base) + (reg)))
#define ssc_writex(base, reg, value) __raw_writel((value), (base) + (reg))
-#if defined(CONFIG_SND_ATMEL_SOC_PDC) || \
- defined(CONFIG_SND_ATMEL_SOC_PDC_MODULE)
+#if IS_ENABLED(CONFIG_SND_ATMEL_SOC_PDC)
int atmel_pcm_pdc_platform_register(struct device *dev);
void atmel_pcm_pdc_platform_unregister(struct device *dev);
#else
@@ -97,8 +96,7 @@ static inline void atmel_pcm_pdc_platform_unregister(struct device *dev)
}
#endif
-#if defined(CONFIG_SND_ATMEL_SOC_DMA) || \
- defined(CONFIG_SND_ATMEL_SOC_DMA_MODULE)
+#if IS_ENABLED(CONFIG_SND_ATMEL_SOC_DMA)
int atmel_pcm_dma_platform_register(struct device *dev);
void atmel_pcm_dma_platform_unregister(struct device *dev);
#else
diff --git a/sound/soc/codecs/ak4613.c b/sound/soc/codecs/ak4613.c
index 987918628d5b..690edebf029e 100644
--- a/sound/soc/codecs/ak4613.c
+++ b/sound/soc/codecs/ak4613.c
@@ -94,6 +94,8 @@ struct ak4613_interface {
struct ak4613_priv {
struct mutex lock;
const struct ak4613_interface *iface;
+ struct snd_pcm_hw_constraint_list constraint;
+ unsigned int sysclk;
unsigned int fmt;
u8 oc;
@@ -139,9 +141,7 @@ static const struct reg_default ak4613_reg[] = {
#define AUDIO_IFACE(b, fmt) { b, SND_SOC_DAIFMT_##fmt }
static const struct ak4613_interface ak4613_iface[] = {
/* capture */ /* playback */
- [0] = { AUDIO_IFACE(24, LEFT_J), AUDIO_IFACE(16, RIGHT_J) },
- [1] = { AUDIO_IFACE(24, LEFT_J), AUDIO_IFACE(20, RIGHT_J) },
- [2] = { AUDIO_IFACE(24, LEFT_J), AUDIO_IFACE(24, RIGHT_J) },
+ /* [0] - [2] are not supported */
[3] = { AUDIO_IFACE(24, LEFT_J), AUDIO_IFACE(24, LEFT_J) },
[4] = { AUDIO_IFACE(24, I2S), AUDIO_IFACE(24, I2S) },
};
@@ -254,6 +254,74 @@ static void ak4613_dai_shutdown(struct snd_pcm_substream *substream,
mutex_unlock(&priv->lock);
}
+static void ak4613_hw_constraints(struct ak4613_priv *priv,
+ struct snd_pcm_runtime *runtime)
+{
+ static const unsigned int ak4613_rates[] = {
+ 32000,
+ 44100,
+ 48000,
+ 64000,
+ 88200,
+ 96000,
+ 176400,
+ 192000,
+ };
+ struct snd_pcm_hw_constraint_list *constraint = &priv->constraint;
+ unsigned int fs;
+ int i;
+
+ constraint->list = ak4613_rates;
+ constraint->mask = 0;
+ constraint->count = 0;
+
+ /*
+ * Slave Mode
+ * Normal: [32kHz, 48kHz] : 256fs,384fs or 512fs
+ * Double: [64kHz, 96kHz] : 256fs
+ * Quad : [128kHz,192kHz]: 128fs
+ *
+ * Master mode
+ * Normal: [32kHz, 48kHz] : 256fs or 512fs
+ * Double: [64kHz, 96kHz] : 256fs
+ * Quad : [128kHz,192kHz]: 128fs
+ */
+ for (i = 0; i < ARRAY_SIZE(ak4613_rates); i++) {
+ /* minimum fs on each range */
+ fs = (ak4613_rates[i] <= 96000) ? 256 : 128;
+
+ if (priv->sysclk >= ak4613_rates[i] * fs)
+ constraint->count = i + 1;
+ }
+
+ snd_pcm_hw_constraint_list(runtime, 0,
+ SNDRV_PCM_HW_PARAM_RATE, constraint);
+}
+
+static int ak4613_dai_startup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct snd_soc_codec *codec = dai->codec;
+ struct ak4613_priv *priv = snd_soc_codec_get_drvdata(codec);
+
+ priv->cnt++;
+
+ ak4613_hw_constraints(priv, substream->runtime);
+
+ return 0;
+}
+
+static int ak4613_dai_set_sysclk(struct snd_soc_dai *codec_dai,
+ int clk_id, unsigned int freq, int dir)
+{
+ struct snd_soc_codec *codec = codec_dai->codec;
+ struct ak4613_priv *priv = snd_soc_codec_get_drvdata(codec);
+
+ priv->sysclk = freq;
+
+ return 0;
+}
+
static int ak4613_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
{
struct snd_soc_codec *codec = dai->codec;
@@ -262,11 +330,9 @@ static int ak4613_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
fmt &= SND_SOC_DAIFMT_FORMAT_MASK;
switch (fmt) {
- case SND_SOC_DAIFMT_RIGHT_J:
case SND_SOC_DAIFMT_LEFT_J:
case SND_SOC_DAIFMT_I2S:
priv->fmt = fmt;
-
break;
default:
return -EINVAL;
@@ -286,13 +352,8 @@ static bool ak4613_dai_fmt_matching(const struct ak4613_interface *iface,
if (fmts->fmt != fmt)
return false;
- if (fmt == SND_SOC_DAIFMT_RIGHT_J) {
- if (fmts->width != width)
- return false;
- } else {
- if (fmts->width < width)
- return false;
- }
+ if (fmts->width != width)
+ return false;
return true;
}
@@ -319,6 +380,7 @@ static int ak4613_dai_hw_params(struct snd_pcm_substream *substream,
case 48000:
ctrl2 = DFS_NORMAL_SPEED;
break;
+ case 64000:
case 88200:
case 96000:
ctrl2 = DFS_DOUBLE_SPEED;
@@ -358,7 +420,6 @@ static int ak4613_dai_hw_params(struct snd_pcm_substream *substream,
if ((priv->iface == NULL) ||
(priv->iface == iface)) {
priv->iface = iface;
- priv->cnt++;
ret = 0;
}
mutex_unlock(&priv->lock);
@@ -407,7 +468,9 @@ static int ak4613_set_bias_level(struct snd_soc_codec *codec,
}
static const struct snd_soc_dai_ops ak4613_dai_ops = {
+ .startup = ak4613_dai_startup,
.shutdown = ak4613_dai_shutdown,
+ .set_sysclk = ak4613_dai_set_sysclk,
.set_fmt = ak4613_dai_set_fmt,
.hw_params = ak4613_dai_hw_params,
};
@@ -420,8 +483,7 @@ static const struct snd_soc_dai_ops ak4613_dai_ops = {
SNDRV_PCM_RATE_96000 |\
SNDRV_PCM_RATE_176400 |\
SNDRV_PCM_RATE_192000)
-#define AK4613_PCM_FMTBIT (SNDRV_PCM_FMTBIT_S16_LE |\
- SNDRV_PCM_FMTBIT_S24_LE)
+#define AK4613_PCM_FMTBIT (SNDRV_PCM_FMTBIT_S24_LE)
static struct snd_soc_dai_driver ak4613_dai = {
.name = "ak4613-hifi",
@@ -527,6 +589,7 @@ static int ak4613_i2c_probe(struct i2c_client *i2c,
priv->iface = NULL;
priv->cnt = 0;
+ priv->sysclk = 0;
mutex_init(&priv->lock);
diff --git a/sound/soc/codecs/ak4642.c b/sound/soc/codecs/ak4642.c
index 23ab9646c351..66de8a2013a6 100644
--- a/sound/soc/codecs/ak4642.c
+++ b/sound/soc/codecs/ak4642.c
@@ -433,7 +433,7 @@ static int ak4642_dai_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
static int ak4642_set_mcko(struct snd_soc_codec *codec,
u32 frequency)
{
- u32 fs_list[] = {
+ static const u32 fs_list[] = {
[0] = 8000,
[1] = 12000,
[2] = 16000,
@@ -447,7 +447,7 @@ static int ak4642_set_mcko(struct snd_soc_codec *codec,
[14] = 29400,
[15] = 44100,
};
- u32 ps_list[] = {
+ static const u32 ps_list[] = {
[0] = 256,
[1] = 128,
[2] = 64,
diff --git a/sound/soc/codecs/cs35l34.c b/sound/soc/codecs/cs35l34.c
index 7c5d1510cf2c..0a747c66cc6c 100644
--- a/sound/soc/codecs/cs35l34.c
+++ b/sound/soc/codecs/cs35l34.c
@@ -567,12 +567,12 @@ static int cs35l34_pcm_hw_params(struct snd_pcm_substream *substream,
return ret;
}
-static unsigned int cs35l34_src_rates[] = {
+static const unsigned int cs35l34_src_rates[] = {
8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100, 48000
};
-static struct snd_pcm_hw_constraint_list cs35l34_constraints = {
+static const struct snd_pcm_hw_constraint_list cs35l34_constraints = {
.count = ARRAY_SIZE(cs35l34_src_rates),
.list = cs35l34_src_rates,
};
diff --git a/sound/soc/codecs/cs35l35.c b/sound/soc/codecs/cs35l35.c
index 5ff12e4116e5..f1ee184ecab2 100644
--- a/sound/soc/codecs/cs35l35.c
+++ b/sound/soc/codecs/cs35l35.c
@@ -764,6 +764,76 @@ static int cs35l35_codec_set_sysclk(struct snd_soc_codec *codec,
return ret;
}
+static int cs35l35_boost_inductor(struct cs35l35_private *cs35l35,
+ int inductor)
+{
+ struct regmap *regmap = cs35l35->regmap;
+ unsigned int bst_ipk = 0;
+
+ /*
+ * Digital Boost Converter Configuration for feedback,
+ * ramping, switching frequency, and estimation block seeding.
+ */
+
+ regmap_update_bits(regmap, CS35L35_BST_CONV_SW_FREQ,
+ CS35L35_BST_CONV_SWFREQ_MASK, 0x00);
+
+ regmap_read(regmap, CS35L35_BST_PEAK_I, &bst_ipk);
+ bst_ipk &= CS35L35_BST_IPK_MASK;
+
+ switch (inductor) {
+ case 1000: /* 1 uH */
+ regmap_write(regmap, CS35L35_BST_CONV_COEF_1, 0x24);
+ regmap_write(regmap, CS35L35_BST_CONV_COEF_2, 0x24);
+ regmap_update_bits(regmap, CS35L35_BST_CONV_SW_FREQ,
+ CS35L35_BST_CONV_LBST_MASK, 0x00);
+
+ if (bst_ipk < 0x04)
+ regmap_write(regmap, CS35L35_BST_CONV_SLOPE_COMP, 0x1B);
+ else
+ regmap_write(regmap, CS35L35_BST_CONV_SLOPE_COMP, 0x4E);
+ break;
+ case 1200: /* 1.2 uH */
+ regmap_write(regmap, CS35L35_BST_CONV_COEF_1, 0x20);
+ regmap_write(regmap, CS35L35_BST_CONV_COEF_2, 0x20);
+ regmap_update_bits(regmap, CS35L35_BST_CONV_SW_FREQ,
+ CS35L35_BST_CONV_LBST_MASK, 0x01);
+
+ if (bst_ipk < 0x04)
+ regmap_write(regmap, CS35L35_BST_CONV_SLOPE_COMP, 0x1B);
+ else
+ regmap_write(regmap, CS35L35_BST_CONV_SLOPE_COMP, 0x47);
+ break;
+ case 1500: /* 1.5uH */
+ regmap_write(regmap, CS35L35_BST_CONV_COEF_1, 0x20);
+ regmap_write(regmap, CS35L35_BST_CONV_COEF_2, 0x20);
+ regmap_update_bits(regmap, CS35L35_BST_CONV_SW_FREQ,
+ CS35L35_BST_CONV_LBST_MASK, 0x02);
+
+ if (bst_ipk < 0x04)
+ regmap_write(regmap, CS35L35_BST_CONV_SLOPE_COMP, 0x1B);
+ else
+ regmap_write(regmap, CS35L35_BST_CONV_SLOPE_COMP, 0x3C);
+ break;
+ case 2200: /* 2.2uH */
+ regmap_write(regmap, CS35L35_BST_CONV_COEF_1, 0x19);
+ regmap_write(regmap, CS35L35_BST_CONV_COEF_2, 0x25);
+ regmap_update_bits(regmap, CS35L35_BST_CONV_SW_FREQ,
+ CS35L35_BST_CONV_LBST_MASK, 0x03);
+
+ if (bst_ipk < 0x04)
+ regmap_write(regmap, CS35L35_BST_CONV_SLOPE_COMP, 0x1B);
+ else
+ regmap_write(regmap, CS35L35_BST_CONV_SLOPE_COMP, 0x23);
+ break;
+ default:
+ dev_err(cs35l35->dev, "Invalid Inductor Value %d uH\n",
+ inductor);
+ return -EINVAL;
+ }
+ return 0;
+}
+
static int cs35l35_codec_probe(struct snd_soc_codec *codec)
{
struct cs35l35_private *cs35l35 = snd_soc_codec_get_drvdata(codec);
@@ -783,6 +853,10 @@ static int cs35l35_codec_probe(struct snd_soc_codec *codec)
cs35l35->pdata.bst_ipk <<
CS35L35_BST_IPK_SHIFT);
+ ret = cs35l35_boost_inductor(cs35l35, cs35l35->pdata.boost_ind);
+ if (ret)
+ return ret;
+
if (cs35l35->pdata.gain_zc)
regmap_update_bits(cs35l35->regmap, CS35L35_PROTECT_CTL,
CS35L35_AMP_GAIN_ZC_MASK,
@@ -1203,7 +1277,15 @@ static int cs35l35_handle_of_data(struct i2c_client *i2c_client,
return -EINVAL;
}
- pdata->bst_ipk = (val32 - 1680) / 110;
+ pdata->bst_ipk = ((val32 - 1680) / 110) | CS35L35_VALID_PDATA;
+ }
+
+ ret = of_property_read_u32(np, "cirrus,boost-ind-nanohenry", &val32);
+ if (ret >= 0) {
+ pdata->boost_ind = val32;
+ } else {
+ dev_err(&i2c_client->dev, "Inductor not specified.\n");
+ return -EINVAL;
}
if (of_property_read_u32(np, "cirrus,sp-drv-strength", &val32) >= 0)
diff --git a/sound/soc/codecs/cs35l35.h b/sound/soc/codecs/cs35l35.h
index 5a6e43a87c4d..621bfef70d03 100644
--- a/sound/soc/codecs/cs35l35.h
+++ b/sound/soc/codecs/cs35l35.h
@@ -200,6 +200,12 @@
#define CS35L35_SP_I2S_DRV_MASK 0x03
#define CS35L35_SP_I2S_DRV_SHIFT 0
+/* Boost Converter Config */
+#define CS35L35_BST_CONV_COEFF_MASK 0xFF
+#define CS35L35_BST_CONV_SLOPE_MASK 0xFF
+#define CS35L35_BST_CONV_LBST_MASK 0x03
+#define CS35L35_BST_CONV_SWFREQ_MASK 0xF0
+
/* Class H Algorithm Control */
#define CS35L35_CH_STEREO_MASK 0x40
#define CS35L35_CH_STEREO_SHIFT 6
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.