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-rw-r--r--sound/soc/fsl/fsl_micfil.c447
-rw-r--r--sound/soc/fsl/fsl_micfil.h6
-rw-r--r--sound/soc/fsl/fsl_rpmsg.c6
-rw-r--r--sound/soc/fsl/fsl_sai.c23
-rw-r--r--sound/soc/fsl/fsl_sai.h1
-rw-r--r--sound/soc/fsl/fsl_xcvr.c40
-rw-r--r--sound/soc/fsl/fsl_xcvr.h21
-rw-r--r--sound/soc/fsl/imx-audio-rpmsg.c3
-rw-r--r--sound/soc/fsl/imx-pcm-rpmsg.c10
-rw-r--r--sound/soc/fsl/imx-rpmsg.c6
10 files changed, 550 insertions, 13 deletions
diff --git a/sound/soc/fsl/fsl_micfil.c b/sound/soc/fsl/fsl_micfil.c
index 4b86ef82fd93..7b17f152bbf3 100644
--- a/sound/soc/fsl/fsl_micfil.c
+++ b/sound/soc/fsl/fsl_micfil.c
@@ -47,11 +47,15 @@ struct fsl_micfil {
struct clk *pll11k_clk;
struct snd_dmaengine_dai_dma_data dma_params_rx;
struct sdma_peripheral_config sdmacfg;
+ struct snd_soc_card *card;
unsigned int dataline;
char name[32];
int irq[MICFIL_IRQ_LINES];
enum quality quality;
int dc_remover;
+ int vad_init_mode;
+ int vad_enabled;
+ int vad_detected;
};
struct fsl_micfil_soc_data {
@@ -59,6 +63,7 @@ struct fsl_micfil_soc_data {
unsigned int fifo_depth;
unsigned int dataline;
bool imx;
+ bool use_edma;
u64 formats;
};
@@ -78,9 +83,19 @@ static struct fsl_micfil_soc_data fsl_micfil_imx8mp = {
.formats = SNDRV_PCM_FMTBIT_S32_LE,
};
+static struct fsl_micfil_soc_data fsl_micfil_imx93 = {
+ .imx = true,
+ .fifos = 8,
+ .fifo_depth = 32,
+ .dataline = 0xf,
+ .formats = SNDRV_PCM_FMTBIT_S32_LE,
+ .use_edma = true,
+};
+
static const struct of_device_id fsl_micfil_dt_ids[] = {
{ .compatible = "fsl,imx8mm-micfil", .data = &fsl_micfil_imx8mm },
{ .compatible = "fsl,imx8mp-micfil", .data = &fsl_micfil_imx8mp },
+ { .compatible = "fsl,imx93-micfil", .data = &fsl_micfil_imx93 },
{}
};
MODULE_DEVICE_TABLE(of, fsl_micfil_dt_ids);
@@ -152,6 +167,152 @@ static int micfil_quality_set(struct snd_kcontrol *kcontrol,
return micfil_set_quality(micfil);
}
+static const char * const micfil_hwvad_enable[] = {
+ "Disable (Record only)",
+ "Enable (Record with Vad)",
+};
+
+static const char * const micfil_hwvad_init_mode[] = {
+ "Envelope mode", "Energy mode",
+};
+
+static const char * const micfil_hwvad_hpf_texts[] = {
+ "Filter bypass",
+ "Cut-off @1750Hz",
+ "Cut-off @215Hz",
+ "Cut-off @102Hz",
+};
+
+/*
+ * DC Remover Control
+ * Filter Bypassed 1 1
+ * Cut-off @21Hz 0 0
+ * Cut-off @83Hz 0 1
+ * Cut-off @152HZ 1 0
+ */
+static const char * const micfil_dc_remover_texts[] = {
+ "Cut-off @21Hz", "Cut-off @83Hz",
+ "Cut-off @152Hz", "Bypass",
+};
+
+static const struct soc_enum hwvad_enable_enum =
+ SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(micfil_hwvad_enable),
+ micfil_hwvad_enable);
+static const struct soc_enum hwvad_init_mode_enum =
+ SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(micfil_hwvad_init_mode),
+ micfil_hwvad_init_mode);
+static const struct soc_enum hwvad_hpf_enum =
+ SOC_ENUM_SINGLE(REG_MICFIL_VAD0_CTRL2, 0,
+ ARRAY_SIZE(micfil_hwvad_hpf_texts),
+ micfil_hwvad_hpf_texts);
+static const struct soc_enum fsl_micfil_dc_remover_enum =
+ SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(micfil_dc_remover_texts),
+ micfil_dc_remover_texts);
+
+static int micfil_put_dc_remover_state(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
+ struct snd_soc_component *comp = snd_kcontrol_chip(kcontrol);
+ struct fsl_micfil *micfil = snd_soc_component_get_drvdata(comp);
+ unsigned int *item = ucontrol->value.enumerated.item;
+ int val = snd_soc_enum_item_to_val(e, item[0]);
+ int i = 0, ret = 0;
+ u32 reg_val = 0;
+
+ if (val < 0 || val > 3)
+ return -EINVAL;
+
+ micfil->dc_remover = val;
+
+ /* Calculate total value for all channels */
+ for (i = 0; i < MICFIL_OUTPUT_CHANNELS; i++)
+ reg_val |= val << MICFIL_DC_CHX_SHIFT(i);
+
+ /* Update DC Remover mode for all channels */
+ ret = snd_soc_component_update_bits(comp, REG_MICFIL_DC_CTRL,
+ MICFIL_DC_CTRL_CONFIG, reg_val);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+}
+
+static int micfil_get_dc_remover_state(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *comp = snd_kcontrol_chip(kcontrol);
+ struct fsl_micfil *micfil = snd_soc_component_get_drvdata(comp);
+
+ ucontrol->value.enumerated.item[0] = micfil->dc_remover;
+
+ return 0;
+}
+
+static int hwvad_put_enable(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *comp = snd_kcontrol_chip(kcontrol);
+ struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
+ unsigned int *item = ucontrol->value.enumerated.item;
+ struct fsl_micfil *micfil = snd_soc_component_get_drvdata(comp);
+ int val = snd_soc_enum_item_to_val(e, item[0]);
+
+ micfil->vad_enabled = val;
+
+ return 0;
+}
+
+static int hwvad_get_enable(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *comp = snd_kcontrol_chip(kcontrol);
+ struct fsl_micfil *micfil = snd_soc_component_get_drvdata(comp);
+
+ ucontrol->value.enumerated.item[0] = micfil->vad_enabled;
+
+ return 0;
+}
+
+static int hwvad_put_init_mode(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *comp = snd_kcontrol_chip(kcontrol);
+ struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
+ unsigned int *item = ucontrol->value.enumerated.item;
+ struct fsl_micfil *micfil = snd_soc_component_get_drvdata(comp);
+ int val = snd_soc_enum_item_to_val(e, item[0]);
+
+ /* 0 - Envelope-based Mode
+ * 1 - Energy-based Mode
+ */
+ micfil->vad_init_mode = val;
+
+ return 0;
+}
+
+static int hwvad_get_init_mode(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *comp = snd_kcontrol_chip(kcontrol);
+ struct fsl_micfil *micfil = snd_soc_component_get_drvdata(comp);
+
+ ucontrol->value.enumerated.item[0] = micfil->vad_init_mode;
+
+ return 0;
+}
+
+static int hwvad_detected(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ struct snd_soc_component *comp = snd_kcontrol_chip(kcontrol);
+ struct fsl_micfil *micfil = snd_soc_component_get_drvdata(comp);
+
+ ucontrol->value.enumerated.item[0] = micfil->vad_detected;
+
+ return 0;
+}
+
static const struct snd_kcontrol_new fsl_micfil_snd_controls[] = {
SOC_SINGLE_SX_TLV("CH0 Volume", REG_MICFIL_OUT_CTRL,
MICFIL_OUTGAIN_CHX_SHIFT(0), 0xF, 0x7, gain_tlv),
@@ -172,6 +333,27 @@ static const struct snd_kcontrol_new fsl_micfil_snd_controls[] = {
SOC_ENUM_EXT("MICFIL Quality Select",
fsl_micfil_quality_enum,
micfil_quality_get, micfil_quality_set),
+ SOC_ENUM_EXT("HWVAD Enablement Switch", hwvad_enable_enum,
+ hwvad_get_enable, hwvad_put_enable),
+ SOC_ENUM_EXT("HWVAD Initialization Mode", hwvad_init_mode_enum,
+ hwvad_get_init_mode, hwvad_put_init_mode),
+ SOC_ENUM("HWVAD High-Pass Filter", hwvad_hpf_enum),
+ SOC_SINGLE("HWVAD ZCD Switch", REG_MICFIL_VAD0_ZCD, 0, 1, 0),
+ SOC_SINGLE("HWVAD ZCD Auto Threshold Switch",
+ REG_MICFIL_VAD0_ZCD, 2, 1, 0),
+ SOC_ENUM_EXT("MICFIL DC Remover Control", fsl_micfil_dc_remover_enum,
+ micfil_get_dc_remover_state, micfil_put_dc_remover_state),
+ SOC_SINGLE("HWVAD Input Gain", REG_MICFIL_VAD0_CTRL2, 8, 15, 0),
+ SOC_SINGLE("HWVAD Sound Gain", REG_MICFIL_VAD0_SCONFIG, 0, 15, 0),
+ SOC_SINGLE("HWVAD Noise Gain", REG_MICFIL_VAD0_NCONFIG, 0, 15, 0),
+ SOC_SINGLE_RANGE("HWVAD Detector Frame Time", REG_MICFIL_VAD0_CTRL2, 16, 0, 63, 0),
+ SOC_SINGLE("HWVAD Detector Initialization Time", REG_MICFIL_VAD0_CTRL1, 8, 31, 0),
+ SOC_SINGLE("HWVAD Noise Filter Adjustment", REG_MICFIL_VAD0_NCONFIG, 8, 31, 0),
+ SOC_SINGLE("HWVAD ZCD Threshold", REG_MICFIL_VAD0_ZCD, 16, 1023, 0),
+ SOC_SINGLE("HWVAD ZCD Adjustment", REG_MICFIL_VAD0_ZCD, 8, 15, 0),
+ SOC_SINGLE("HWVAD ZCD And Behavior Switch",
+ REG_MICFIL_VAD0_ZCD, 4, 1, 0),
+ SOC_SINGLE_BOOL_EXT("VAD Detected", 0, hwvad_detected, NULL),
};
/* The SRES is a self-negated bit which provides the CPU with the
@@ -229,6 +411,167 @@ static int fsl_micfil_startup(struct snd_pcm_substream *substream,
return 0;
}
+/* Enable/disable hwvad interrupts */
+static int fsl_micfil_configure_hwvad_interrupts(struct fsl_micfil *micfil, int enable)
+{
+ u32 vadie_reg = enable ? MICFIL_VAD0_CTRL1_IE : 0;
+ u32 vaderie_reg = enable ? MICFIL_VAD0_CTRL1_ERIE : 0;
+
+ /* Voice Activity Detector Error Interruption */
+ regmap_update_bits(micfil->regmap, REG_MICFIL_VAD0_CTRL1,
+ MICFIL_VAD0_CTRL1_ERIE, vaderie_reg);
+
+ /* Voice Activity Detector Interruption */
+ regmap_update_bits(micfil->regmap, REG_MICFIL_VAD0_CTRL1,
+ MICFIL_VAD0_CTRL1_IE, vadie_reg);
+
+ return 0;
+}
+
+/* Configuration done only in energy-based initialization mode */
+static int fsl_micfil_init_hwvad_energy_mode(struct fsl_micfil *micfil)
+{
+ /* Keep the VADFRENDIS bitfield cleared. */
+ regmap_clear_bits(micfil->regmap, REG_MICFIL_VAD0_CTRL2,
+ MICFIL_VAD0_CTRL2_FRENDIS);
+
+ /* Keep the VADPREFEN bitfield cleared. */
+ regmap_clear_bits(micfil->regmap, REG_MICFIL_VAD0_CTRL2,
+ MICFIL_VAD0_CTRL2_PREFEN);
+
+ /* Keep the VADSFILEN bitfield cleared. */
+ regmap_clear_bits(micfil->regmap, REG_MICFIL_VAD0_SCONFIG,
+ MICFIL_VAD0_SCONFIG_SFILEN);
+
+ /* Keep the VADSMAXEN bitfield cleared. */
+ regmap_clear_bits(micfil->regmap, REG_MICFIL_VAD0_SCONFIG,
+ MICFIL_VAD0_SCONFIG_SMAXEN);
+
+ /* Keep the VADNFILAUTO bitfield asserted. */
+ regmap_set_bits(micfil->regmap, REG_MICFIL_VAD0_NCONFIG,
+ MICFIL_VAD0_NCONFIG_NFILAUT);
+
+ /* Keep the VADNMINEN bitfield cleared. */
+ regmap_clear_bits(micfil->regmap, REG_MICFIL_VAD0_NCONFIG,
+ MICFIL_VAD0_NCONFIG_NMINEN);
+
+ /* Keep the VADNDECEN bitfield cleared. */
+ regmap_clear_bits(micfil->regmap, REG_MICFIL_VAD0_NCONFIG,
+ MICFIL_VAD0_NCONFIG_NDECEN);
+
+ /* Keep the VADNOREN bitfield cleared. */
+ regmap_clear_bits(micfil->regmap, REG_MICFIL_VAD0_NCONFIG,
+ MICFIL_VAD0_NCONFIG_NOREN);
+
+ return 0;
+}
+
+/* Configuration done only in envelope-based initialization mode */
+static int fsl_micfil_init_hwvad_envelope_mode(struct fsl_micfil *micfil)
+{
+ /* Assert the VADFRENDIS bitfield */
+ regmap_set_bits(micfil->regmap, REG_MICFIL_VAD0_CTRL2,
+ MICFIL_VAD0_CTRL2_FRENDIS);
+
+ /* Assert the VADPREFEN bitfield. */
+ regmap_set_bits(micfil->regmap, REG_MICFIL_VAD0_CTRL2,
+ MICFIL_VAD0_CTRL2_PREFEN);
+
+ /* Assert the VADSFILEN bitfield. */
+ regmap_set_bits(micfil->regmap, REG_MICFIL_VAD0_SCONFIG,
+ MICFIL_VAD0_SCONFIG_SFILEN);
+
+ /* Assert the VADSMAXEN bitfield. */
+ regmap_set_bits(micfil->regmap, REG_MICFIL_VAD0_SCONFIG,
+ MICFIL_VAD0_SCONFIG_SMAXEN);
+
+ /* Clear the VADNFILAUTO bitfield */
+ regmap_clear_bits(micfil->regmap, REG_MICFIL_VAD0_NCONFIG,
+ MICFIL_VAD0_NCONFIG_NFILAUT);
+
+ /* Assert the VADNMINEN bitfield. */
+ regmap_set_bits(micfil->regmap, REG_MICFIL_VAD0_NCONFIG,
+ MICFIL_VAD0_NCONFIG_NMINEN);
+
+ /* Assert the VADNDECEN bitfield. */
+ regmap_set_bits(micfil->regmap, REG_MICFIL_VAD0_NCONFIG,
+ MICFIL_VAD0_NCONFIG_NDECEN);
+
+ /* Assert VADNOREN bitfield. */
+ regmap_set_bits(micfil->regmap, REG_MICFIL_VAD0_NCONFIG,
+ MICFIL_VAD0_NCONFIG_NOREN);
+
+ return 0;
+}
+
+/*
+ * Hardware Voice Active Detection: The HWVAD takes data from the input
+ * of a selected PDM microphone to detect if there is any
+ * voice activity. When a voice activity is detected, an interrupt could
+ * be delivered to the system. Initialization in section 8.4:
+ * Can work in two modes:
+ * -> Eneveope-based mode (section 8.4.1)
+ * -> Energy-based mode (section 8.4.2)
+ *
+ * It is important to remark that the HWVAD detector could be enabled
+ * or reset only when the MICFIL isn't running i.e. when the BSY_FIL
+ * bit in STAT register is cleared
+ */
+static int fsl_micfil_hwvad_enable(struct fsl_micfil *micfil)
+{
+ int ret;
+
+ micfil->vad_detected = 0;
+
+ /* envelope-based specific initialization */
+ if (micfil->vad_init_mode == MICFIL_HWVAD_ENVELOPE_MODE)
+ ret = fsl_micfil_init_hwvad_envelope_mode(micfil);
+ else
+ ret = fsl_micfil_init_hwvad_energy_mode(micfil);
+ if (ret)
+ return ret;
+
+ /* Voice Activity Detector Internal Filters Initialization*/
+ regmap_set_bits(micfil->regmap, REG_MICFIL_VAD0_CTRL1,
+ MICFIL_VAD0_CTRL1_ST10);
+
+ /* Voice Activity Detector Internal Filter */
+ regmap_clear_bits(micfil->regmap, REG_MICFIL_VAD0_CTRL1,
+ MICFIL_VAD0_CTRL1_ST10);
+
+ /* Enable Interrupts */
+ ret = fsl_micfil_configure_hwvad_interrupts(micfil, 1);
+ if (ret)
+ return ret;
+
+ /* Voice Activity Detector Reset */
+ regmap_set_bits(micfil->regmap, REG_MICFIL_VAD0_CTRL1,
+ MICFIL_VAD0_CTRL1_RST);
+
+ /* Voice Activity Detector Enabled */
+ regmap_set_bits(micfil->regmap, REG_MICFIL_VAD0_CTRL1,
+ MICFIL_VAD0_CTRL1_EN);
+
+ return 0;
+}
+
+static int fsl_micfil_hwvad_disable(struct fsl_micfil *micfil)
+{
+ struct device *dev = &micfil->pdev->dev;
+ int ret = 0;
+
+ /* Disable HWVAD */
+ regmap_clear_bits(micfil->regmap, REG_MICFIL_VAD0_CTRL1,
+ MICFIL_VAD0_CTRL1_EN);
+
+ /* Disable hwvad interrupts */
+ ret = fsl_micfil_configure_hwvad_interrupts(micfil, 0);
+ if (ret)
+ dev_err(dev, "Failed to disable interrupts\n");
+
+ return ret;
+}
+
static int fsl_micfil_trigger(struct snd_pcm_substream *substream, int cmd,
struct snd_soc_dai *dai)
{
@@ -264,10 +607,16 @@ static int fsl_micfil_trigger(struct snd_pcm_substream *substream, int cmd,
if (ret)
return ret;
+ if (micfil->vad_enabled)
+ fsl_micfil_hwvad_enable(micfil);
+
break;
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_SUSPEND:
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+ if (micfil->vad_enabled)
+ fsl_micfil_hwvad_disable(micfil);
+
/* Disable the module */
ret = regmap_clear_bits(micfil->regmap, REG_MICFIL_CTRL1,
MICFIL_CTRL1_PDMIEN);
@@ -347,11 +696,23 @@ static int fsl_micfil_hw_params(struct snd_pcm_substream *substream,
FIELD_PREP(MICFIL_CTRL2_CLKDIV, clk_div) |
FIELD_PREP(MICFIL_CTRL2_CICOSR, 16 - osr));
+ /* Configure CIC OSR in VADCICOSR */
+ regmap_update_bits(micfil->regmap, REG_MICFIL_VAD0_CTRL1,
+ MICFIL_VAD0_CTRL1_CICOSR,
+ FIELD_PREP(MICFIL_VAD0_CTRL1_CICOSR, 16 - osr));
+
+ /* Configure source channel in VADCHSEL */
+ regmap_update_bits(micfil->regmap, REG_MICFIL_VAD0_CTRL1,
+ MICFIL_VAD0_CTRL1_CHSEL,
+ FIELD_PREP(MICFIL_VAD0_CTRL1_CHSEL, (channels - 1)));
+
micfil->dma_params_rx.peripheral_config = &micfil->sdmacfg;
micfil->dma_params_rx.peripheral_size = sizeof(micfil->sdmacfg);
micfil->sdmacfg.n_fifos_src = channels;
micfil->sdmacfg.sw_done = true;
micfil->dma_params_rx.maxburst = channels * MICFIL_DMA_MAXBURST_RX;
+ if (micfil->soc->use_edma)
+ micfil->dma_params_rx.maxburst = channels;
return 0;
}
@@ -370,6 +731,7 @@ static int fsl_micfil_dai_probe(struct snd_soc_dai *cpu_dai)
int ret, i;
micfil->quality = QUALITY_VLOW0;
+ micfil->card = cpu_dai->component->card;
/* set default gain to 2 */
regmap_write(micfil->regmap, REG_MICFIL_OUT_CTRL, 0x22222222);
@@ -604,6 +966,71 @@ static irqreturn_t micfil_err_isr(int irq, void *devid)
return IRQ_HANDLED;
}
+static irqreturn_t voice_detected_fn(int irq, void *devid)
+{
+ struct fsl_micfil *micfil = (struct fsl_micfil *)devid;
+ struct snd_kcontrol *kctl;
+
+ if (!micfil->card)
+ return IRQ_HANDLED;
+
+ kctl = snd_soc_card_get_kcontrol(micfil->card, "VAD Detected");
+ if (!kctl)
+ return IRQ_HANDLED;
+
+ if (micfil->vad_detected)
+ snd_ctl_notify(micfil->card->snd_card,
+ SNDRV_CTL_EVENT_MASK_VALUE,
+ &kctl->id);
+
+ return IRQ_HANDLED;
+}
+
+static irqreturn_t hwvad_isr(int irq, void *devid)
+{
+ struct fsl_micfil *micfil = (struct fsl_micfil *)devid;
+ struct device *dev = &micfil->pdev->dev;
+ u32 vad0_reg;
+ int ret;
+
+ regmap_read(micfil->regmap, REG_MICFIL_VAD0_STAT, &vad0_reg);
+
+ /*
+ * The only difference between MICFIL_VAD0_STAT_EF and
+ * MICFIL_VAD0_STAT_IF is that the former requires Write
+ * 1 to Clear. Since both flags are set, it is enough
+ * to only read one of them
+ */
+ if (vad0_reg & MICFIL_VAD0_STAT_IF) {
+ /* Write 1 to clear */
+ regmap_write_bits(micfil->regmap, REG_MICFIL_VAD0_STAT,
+ MICFIL_VAD0_STAT_IF,
+ MICFIL_VAD0_STAT_IF);
+
+ micfil->vad_detected = 1;
+ }
+
+ ret = fsl_micfil_hwvad_disable(micfil);
+ if (ret)
+ dev_err(dev, "Failed to disable hwvad\n");
+
+ return IRQ_WAKE_THREAD;
+}
+
+static irqreturn_t hwvad_err_isr(int irq, void *devid)
+{
+ struct fsl_micfil *micfil = (struct fsl_micfil *)devid;
+ struct device *dev = &micfil->pdev->dev;
+ u32 vad0_reg;
+
+ regmap_read(micfil->regmap, REG_MICFIL_VAD0_STAT, &vad0_reg);
+
+ if (vad0_reg & MICFIL_VAD0_STAT_INSATF)
+ dev_dbg(dev, "voice activity input overflow/underflow detected\n");
+
+ return IRQ_HANDLED;
+}
+
static int fsl_micfil_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
@@ -696,6 +1123,26 @@ static int fsl_micfil_probe(struct platform_device *pdev)
return ret;
}
+ /* Digital Microphone interface voice activity detector event */
+ ret = devm_request_threaded_irq(&pdev->dev, micfil->irq[2],
+ hwvad_isr, voice_detected_fn,
+ IRQF_SHARED, micfil->name, micfil);
+ if (ret) {
+ dev_err(&pdev->dev, "failed to claim hwvad event irq %u\n",
+ micfil->irq[0]);
+ return ret;
+ }
+
+ /* Digital Microphone interface voice activity detector error */
+ ret = devm_request_irq(&pdev->dev, micfil->irq[3],
+ hwvad_err_isr, IRQF_SHARED,
+ micfil->name, micfil);
+ if (ret) {
+ dev_err(&pdev->dev, "failed to claim hwvad error irq %u\n",
+ micfil->irq[1]);
+ return ret;
+ }
+
micfil->dma_params_rx.chan_name = "rx";
micfil->dma_params_rx.addr = res->start + REG_MICFIL_DATACH0;
micfil->dma_params_rx.maxburst = MICFIL_DMA_MAXBURST_RX;
diff --git a/sound/soc/fsl/fsl_micfil.h b/sound/soc/fsl/fsl_micfil.h
index d60285dd07bc..9237a1c4cb8f 100644
--- a/sound/soc/fsl/fsl_micfil.h
+++ b/sound/soc/fsl/fsl_micfil.h
@@ -136,10 +136,14 @@
#define FIFO_PTRWID 3
#define FIFO_LEN BIT(FIFO_PTRWID)
-#define MICFIL_IRQ_LINES 2
+#define MICFIL_IRQ_LINES 4
#define MICFIL_MAX_RETRY 25
#define MICFIL_SLEEP_MIN 90000 /* in us */
#define MICFIL_SLEEP_MAX 100000 /* in us */
#define MICFIL_DMA_MAXBURST_RX 6
+/* HWVAD Constants */
+#define MICFIL_HWVAD_ENVELOPE_MODE 0
+#define MICFIL_HWVAD_ENERGY_MODE 1
+
#endif /* _FSL_MICFIL_H */
diff --git a/sound/soc/fsl/fsl_rpmsg.c b/sound/soc/fsl/fsl_rpmsg.c
index bf94838bdbef..46c7868a2653 100644
--- a/sound/soc/fsl/fsl_rpmsg.c
+++ b/sound/soc/fsl/fsl_rpmsg.c
@@ -117,14 +117,14 @@ static struct snd_soc_dai_driver fsl_rpmsg_dai = {
.playback = {
.stream_name = "CPU-Playback",
.channels_min = 2,
- .channels_max = 2,
+ .channels_max = 32,
.rates = SNDRV_PCM_RATE_KNOT,
.formats = FSL_RPMSG_FORMATS,
},
.capture = {
.stream_name = "CPU-Capture",
.channels_min = 2,
- .channels_max = 2,
+ .channels_max = 32,
.rates = SNDRV_PCM_RATE_KNOT,
.formats = FSL_RPMSG_FORMATS,
},
@@ -235,7 +235,7 @@ static int fsl_rpmsg_probe(struct platform_device *pdev)
rpmsg->card_pdev = platform_device_register_data(&pdev->dev,
"imx-audio-rpmsg",
- PLATFORM_DEVID_NONE,
+ PLATFORM_DEVID_AUTO,
NULL,
0);
if (IS_ERR(rpmsg->card_pdev)) {
diff --git a/sound/soc/fsl/fsl_sai.c b/sound/soc/fsl/fsl_sai.c
index e60c7b344562..1c9be8a5dcb1 100644
--- a/sound/soc/fsl/fsl_sai.c
+++ b/sound/soc/fsl/fsl_sai.c
@@ -872,10 +872,10 @@ static int fsl_sai_dai_probe(struct snd_soc_dai *cpu_dai)
regmap_update_bits(sai->regmap, FSL_SAI_TCR1(ofs),
FSL_SAI_CR1_RFW_MASK(sai->soc_data->fifo_depth),
- sai->soc_data->fifo_depth - FSL_SAI_MAXBURST_TX);
+ sai->soc_data->fifo_depth - sai->dma_params_tx.maxburst);
regmap_update_bits(sai->regmap, FSL_SAI_RCR1(ofs),
FSL_SAI_CR1_RFW_MASK(sai->soc_data->fifo_depth),
- FSL_SAI_MAXBURST_RX - 1);
+ sai->dma_params_rx.maxburst - 1);
snd_soc_dai_init_dma_data(cpu_dai, &sai->dma_params_tx,
&sai->dma_params_rx);
@@ -1416,8 +1416,10 @@ static int fsl_sai_probe(struct platform_device *pdev)
sai->dma_params_rx.addr = sai->res->start + FSL_SAI_RDR0;
sai->dma_params_tx.addr = sai->res->start + FSL_SAI_TDR0;
- sai->dma_params_rx.maxburst = FSL_SAI_MAXBURST_RX;
- sai->dma_params_tx.maxburst = FSL_SAI_MAXBURST_TX;
+ sai->dma_params_rx.maxburst =
+ sai->soc_data->max_burst[RX] ? sai->soc_data->max_burst[RX] : FSL_SAI_MAXBURST_RX;
+ sai->dma_params_tx.maxburst =
+ sai->soc_data->max_burst[TX] ? sai->soc_data->max_burst[TX] : FSL_SAI_MAXBURST_TX;
sai->pinctrl = devm_pinctrl_get(&pdev->dev);
@@ -1579,6 +1581,18 @@ static const struct fsl_sai_soc_data fsl_sai_imx8ulp_data = {
.max_register = FSL_SAI_RTCAP,
};
+static const struct fsl_sai_soc_data fsl_sai_imx93_data = {
+ .use_imx_pcm = true,
+ .use_edma = true,
+ .fifo_depth = 128,
+ .reg_offset = 8,
+ .mclk0_is_mclk1 = false,
+ .pins = 4,
+ .flags = 0,
+ .max_register = FSL_SAI_MCTL,
+ .max_burst = {8, 8},
+};
+
static const struct of_device_id fsl_sai_ids[] = {
{ .compatible = "fsl,vf610-sai", .data = &fsl_sai_vf610_data },
{ .compatible = "fsl,imx6sx-sai", .data = &fsl_sai_imx6sx_data },
@@ -1590,6 +1604,7 @@ static const struct of_device_id fsl_sai_ids[] = {
{ .compatible = "fsl,imx8mp-sai", .data = &fsl_sai_imx8mp_data },
{ .compatible = "fsl,imx8ulp-sai", .data = &fsl_sai_imx8ulp_data },
{ .compatible = "fsl,imx8mn-sai", .data = &fsl_sai_imx8mp_data },
+ { .compatible = "fsl,imx93-sai", .data = &fsl_sai_imx93_data },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, fsl_sai_ids);
diff --git a/sound/soc/fsl/fsl_sai.h b/sound/soc/fsl/fsl_sai.h
index 697f6690068c..197748a888d5 100644
--- a/sound/soc/fsl/fsl_sai.h
+++ b/sound/soc/fsl/fsl_sai.h
@@ -235,6 +235,7 @@ struct fsl_sai_soc_data {
unsigned int reg_offset;
unsigned int flags;
unsigned int max_register;
+ unsigned int max_burst[2];
};
/**
diff --git a/sound/soc/fsl/fsl_xcvr.c b/sound/soc/fsl/fsl_xcvr.c
index c043efe4548d..2a6802fb2a8b 100644
--- a/sound/soc/fsl/fsl_xcvr.c
+++ b/sound/soc/fsl/fsl_xcvr.c
@@ -934,6 +934,14 @@ static const struct reg_default fsl_xcvr_reg_defaults[] = {
{ FSL_XCVR_RX_DPTH_CTRL_SET, 0x00002C89 },
{ FSL_XCVR_RX_DPTH_CTRL_CLR, 0x00002C89 },
{ FSL_XCVR_RX_DPTH_CTRL_TOG, 0x00002C89 },
+ { FSL_XCVR_RX_DPTH_CNTR_CTRL, 0x00000000 },
+ { FSL_XCVR_RX_DPTH_CNTR_CTRL_SET, 0x00000000 },
+ { FSL_XCVR_RX_DPTH_CNTR_CTRL_CLR, 0x00000000 },
+ { FSL_XCVR_RX_DPTH_CNTR_CTRL_TOG, 0x00000000 },
+ { FSL_XCVR_RX_DPTH_TSCR, 0x00000000 },
+ { FSL_XCVR_RX_DPTH_BCR, 0x00000000 },
+ { FSL_XCVR_RX_DPTH_BCTR, 0x00000000 },
+ { FSL_XCVR_RX_DPTH_BCRR, 0x00000000 },
{ FSL_XCVR_TX_DPTH_CTRL, 0x00000000 },
{ FSL_XCVR_TX_DPTH_CTRL_SET, 0x00000000 },
{ FSL_XCVR_TX_DPTH_CTRL_CLR, 0x00000000 },
@@ -944,6 +952,14 @@ static const struct reg_default fsl_xcvr_reg_defaults[] = {
{ FSL_XCVR_TX_CS_DATA_3, 0x00000000 },
{ FSL_XCVR_TX_CS_DATA_4, 0x00000000 },
{ FSL_XCVR_TX_CS_DATA_5, 0x00000000 },
+ { FSL_XCVR_TX_DPTH_CNTR_CTRL, 0x00000000 },
+ { FSL_XCVR_TX_DPTH_CNTR_CTRL_SET, 0x00000000 },
+ { FSL_XCVR_TX_DPTH_CNTR_CTRL_CLR, 0x00000000 },
+ { FSL_XCVR_TX_DPTH_CNTR_CTRL_TOG, 0x00000000 },
+ { FSL_XCVR_TX_DPTH_TSCR, 0x00000000 },
+ { FSL_XCVR_TX_DPTH_BCR, 0x00000000 },
+ { FSL_XCVR_TX_DPTH_BCTR, 0x00000000 },
+ { FSL_XCVR_TX_DPTH_BCRR, 0x00000000 },
{ FSL_XCVR_DEBUG_REG_0, 0x00000000 },
{ FSL_XCVR_DEBUG_REG_1, 0x00000000 },
};
@@ -975,6 +991,14 @@ static bool fsl_xcvr_readable_reg(struct device *dev, unsigned int reg)
case FSL_XCVR_RX_DPTH_CTRL_SET:
case FSL_XCVR_RX_DPTH_CTRL_CLR:
case FSL_XCVR_RX_DPTH_CTRL_TOG:
+ case FSL_XCVR_RX_DPTH_CNTR_CTRL:
+ case FSL_XCVR_RX_DPTH_CNTR_CTRL_SET:
+ case FSL_XCVR_RX_DPTH_CNTR_CTRL_CLR:
+ case FSL_XCVR_RX_DPTH_CNTR_CTRL_TOG:
+ case FSL_XCVR_RX_DPTH_TSCR:
+ case FSL_XCVR_RX_DPTH_BCR:
+ case FSL_XCVR_RX_DPTH_BCTR:
+ case FSL_XCVR_RX_DPTH_BCRR:
case FSL_XCVR_TX_DPTH_CTRL:
case FSL_XCVR_TX_DPTH_CTRL_SET:
case FSL_XCVR_TX_DPTH_CTRL_CLR:
@@ -985,6 +1009,14 @@ static bool fsl_xcvr_readable_reg(struct device *dev, unsigned int reg)
case FSL_XCVR_TX_CS_DATA_3:
case FSL_XCVR_TX_CS_DATA_4:
case FSL_XCVR_TX_CS_DATA_5:
+ case FSL_XCVR_TX_DPTH_CNTR_CTRL:
+ case FSL_XCVR_TX_DPTH_CNTR_CTRL_SET:
+ case FSL_XCVR_TX_DPTH_CNTR_CTRL_CLR:
+ case FSL_XCVR_TX_DPTH_CNTR_CTRL_TOG:
+ case FSL_XCVR_TX_DPTH_TSCR:
+ case FSL_XCVR_TX_DPTH_BCR:
+ case FSL_XCVR_TX_DPTH_BCTR:
+ case FSL_XCVR_TX_DPTH_BCRR:
case FSL_XCVR_DEBUG_REG_0:
case FSL_XCVR_DEBUG_REG_1:
return true;
@@ -1017,6 +1049,10 @@ static bool fsl_xcvr_writeable_reg(struct device *dev, unsigned int reg)
case FSL_XCVR_RX_DPTH_CTRL_SET:
case FSL_XCVR_RX_DPTH_CTRL_CLR:
case FSL_XCVR_RX_DPTH_CTRL_TOG:
+ case FSL_XCVR_RX_DPTH_CNTR_CTRL:
+ case FSL_XCVR_RX_DPTH_CNTR_CTRL_SET:
+ case FSL_XCVR_RX_DPTH_CNTR_CTRL_CLR:
+ case FSL_XCVR_RX_DPTH_CNTR_CTRL_TOG:
case FSL_XCVR_TX_DPTH_CTRL_SET:
case FSL_XCVR_TX_DPTH_CTRL_CLR:
case FSL_XCVR_TX_DPTH_CTRL_TOG:
@@ -1026,6 +1062,10 @@ static bool fsl_xcvr_writeable_reg(struct device *dev, unsigned int reg)
case FSL_XCVR_TX_CS_DATA_3:
case FSL_XCVR_TX_CS_DATA_4:
case FSL_XCVR_TX_CS_DATA_5:
+ case FSL_XCVR_TX_DPTH_CNTR_CTRL:
+ case FSL_XCVR_TX_DPTH_CNTR_CTRL_SET:
+ case FSL_XCVR_TX_DPTH_CNTR_CTRL_CLR:
+ case FSL_XCVR_TX_DPTH_CNTR_CTRL_TOG:
return true;
default:
return false;
diff --git a/sound/soc/fsl/fsl_xcvr.h b/sound/soc/fsl/fsl_xcvr.h
index 7f2853c60085..4769b0fca21d 100644
--- a/sound/soc/fsl/fsl_xcvr.h
+++ b/sound/soc/fsl/fsl_xcvr.h
@@ -49,6 +49,16 @@
#define FSL_XCVR_RX_DPTH_CTRL_CLR 0x188
#define FSL_XCVR_RX_DPTH_CTRL_TOG 0x18c
+#define FSL_XCVR_RX_DPTH_CNTR_CTRL 0x1C0
+#define FSL_XCVR_RX_DPTH_CNTR_CTRL_SET 0x1C4
+#define FSL_XCVR_RX_DPTH_CNTR_CTRL_CLR 0x1C8
+#define FSL_XCVR_RX_DPTH_CNTR_CTRL_TOG 0x1CC
+
+#define FSL_XCVR_RX_DPTH_TSCR 0x1D0
+#define FSL_XCVR_RX_DPTH_BCR 0x1D4
+#define FSL_XCVR_RX_DPTH_BCTR 0x1D8
+#define FSL_XCVR_RX_DPTH_BCRR 0x1DC
+
#define FSL_XCVR_TX_DPTH_CTRL 0x220 /* TX datapath ctrl reg */
#define FSL_XCVR_TX_DPTH_CTRL_SET 0x224
#define FSL_XCVR_TX_DPTH_CTRL_CLR 0x228
@@ -59,6 +69,17 @@
#define FSL_XCVR_TX_CS_DATA_3 0x23C
#define FSL_XCVR_TX_CS_DATA_4 0x240
#define FSL_XCVR_TX_CS_DATA_5 0x244
+
+#define FSL_XCVR_TX_DPTH_CNTR_CTRL 0x260
+#define FSL_XCVR_TX_DPTH_CNTR_CTRL_SET 0x264
+#define FSL_XCVR_TX_DPTH_CNTR_CTRL_CLR 0x268
+#define FSL_XCVR_TX_DPTH_CNTR_CTRL_TOG 0x26C
+
+#define FSL_XCVR_TX_DPTH_TSCR 0x270
+#define FSL_XCVR_TX_DPTH_BCR 0x274
+#define FSL_XCVR_TX_DPTH_BCTR 0x278
+#define FSL_XCVR_TX_DPTH_BCRR 0x27C
+
#define FSL_XCVR_DEBUG_REG_0 0x2E0
#define FSL_XCVR_DEBUG_REG_1 0x2F0
diff --git a/sound/soc/fsl/imx-audio-rpmsg.c b/sound/soc/fsl/imx-audio-rpmsg.c
index 905c3a071300..d5234ac4b09b 100644
--- a/sound/soc/fsl/imx-audio-rpmsg.c
+++ b/sound/soc/fsl/imx-audio-rpmsg.c
@@ -88,7 +88,7 @@ static int imx_audio_rpmsg_probe(struct rpmsg_device *rpdev)
/* Register platform driver for rpmsg routine */
data->rpmsg_pdev = platform_device_register_data(&rpdev->dev,
IMX_PCM_DRV_NAME,
- PLATFORM_DEVID_NONE,
+ PLATFORM_DEVID_AUTO,
NULL, 0);
if (IS_ERR(data->rpmsg_pdev)) {
dev_err(&rpdev->dev, "failed to register rpmsg platform.\n");
@@ -110,6 +110,7 @@ static void imx_audio_rpmsg_remove(struct rpmsg_device *rpdev)
static struct rpmsg_device_id imx_audio_rpmsg_id_table[] = {
{ .name = "rpmsg-audio-channel" },
+ { .name = "rpmsg-micfil-channel" },
{ },
};
diff --git a/sound/soc/fsl/imx-pcm-rpmsg.c b/sound/soc/fsl/imx-pcm-rpmsg.c
index 35049043e532..2f310994f7ee 100644
--- a/sound/soc/fsl/imx-pcm-rpmsg.c
+++ b/sound/soc/fsl/imx-pcm-rpmsg.c
@@ -178,7 +178,7 @@ static int imx_rpmsg_pcm_hw_params(struct snd_soc_component *component,
msg->s_msg.param.channels = RPMSG_CH_STEREO;
break;
default:
- ret = -EINVAL;
+ msg->s_msg.param.channels = params_channels(params);
break;
}
@@ -684,7 +684,7 @@ static int imx_rpmsg_pcm_probe(struct platform_device *pdev)
info->rpdev = container_of(pdev->dev.parent, struct rpmsg_device, dev);
info->dev = &pdev->dev;
/* Setup work queue */
- info->rpmsg_wq = alloc_ordered_workqueue("rpmsg_audio",
+ info->rpmsg_wq = alloc_ordered_workqueue(info->rpdev->id.name,
WQ_HIGHPRI |
WQ_UNBOUND |
WQ_FREEZABLE);
@@ -723,11 +723,15 @@ static int imx_rpmsg_pcm_probe(struct platform_device *pdev)
if (ret)
goto fail;
- component = snd_soc_lookup_component(&pdev->dev, IMX_PCM_DRV_NAME);
+ component = snd_soc_lookup_component(&pdev->dev, NULL);
if (!component) {
ret = -EINVAL;
goto fail;
}
+
+ /* platform component name is used by machine driver to link with */
+ component->name = info->rpdev->id.name;
+
#ifdef CONFIG_DEBUG_FS
component->debugfs_prefix = "rpmsg";
#endif
diff --git a/sound/soc/fsl/imx-rpmsg.c b/sound/soc/fsl/imx-rpmsg.c
index 4d99f4858a14..89178106fe2c 100644
--- a/sound/soc/fsl/imx-rpmsg.c
+++ b/sound/soc/fsl/imx-rpmsg.c
@@ -58,6 +58,7 @@ static int imx_rpmsg_probe(struct platform_device *pdev)
struct platform_device *rpmsg_pdev = to_platform_device(dev);
struct device_node *np = rpmsg_pdev->dev.of_node;
struct of_phandle_args args;
+ const char *platform_name;
struct imx_rpmsg *data;
int ret = 0;
@@ -109,7 +110,10 @@ static int imx_rpmsg_probe(struct platform_device *pdev)
}
data->dai.cpus->dai_name = dev_name(&rpmsg_pdev->dev);
- data->dai.platforms->name = IMX_PCM_DRV_NAME;
+ if (!of_property_read_string(np, "fsl,rpmsg-channel-name", &platform_name))
+ data->dai.platforms->name = platform_name;
+ else
+ data->dai.platforms->name = "rpmsg-audio-channel";
data->dai.playback_only = true;
data->dai.capture_only = true;
data->card.num_links = 1;
generated by cgit v1.2.3 (git 2.39.0) at 2024-07-07 04:03:52 +0300