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-rw-r--r--Documentation/devicetree/bindings/sound/fsl,asrc.txt5
-rw-r--r--Documentation/devicetree/bindings/sound/fsl,esai.txt5
-rw-r--r--include/sound/designware_i2s.h5
-rw-r--r--sound/soc/dwc/designware_i2s.c113
-rw-r--r--sound/soc/fsl/fsl-asoc-card.c10
-rw-r--r--sound/soc/fsl/fsl_asrc.c55
-rw-r--r--sound/soc/fsl/fsl_asrc.h2
-rw-r--r--sound/soc/fsl/fsl_esai.c63
-rw-r--r--sound/soc/fsl/fsl_sai.c98
-rw-r--r--sound/soc/fsl/fsl_sai.h3
-rw-r--r--sound/soc/fsl/fsl_spdif.c16
-rw-r--r--sound/soc/fsl/fsl_ssi.c25
-rw-r--r--sound/soc/fsl/imx-pcm-fiq.c4
-rw-r--r--sound/soc/soc-pcm.c60
14 files changed, 357 insertions, 107 deletions
diff --git a/Documentation/devicetree/bindings/sound/fsl,asrc.txt b/Documentation/devicetree/bindings/sound/fsl,asrc.txt
index b93362a..3e26a94 100644
--- a/Documentation/devicetree/bindings/sound/fsl,asrc.txt
+++ b/Documentation/devicetree/bindings/sound/fsl,asrc.txt
@@ -25,6 +25,11 @@ Required properties:
"mem" Peripheral access clock to access registers.
"ipg" Peripheral clock to driver module.
"asrck_<0-f>" Clock sources for input and output clock.
+ "spba" The spba clock is required when ASRC is placed as a
+ bus slave of the Shared Peripheral Bus and when two
+ or more bus masters (CPU, DMA or DSP) try to access
+ it. This property is optional depending on the SoC
+ design.
- big-endian : If this property is absent, the little endian mode
will be in use as default. Otherwise, the big endian
diff --git a/Documentation/devicetree/bindings/sound/fsl,esai.txt b/Documentation/devicetree/bindings/sound/fsl,esai.txt
index d3b6b5f..cd3ee5d 100644
--- a/Documentation/devicetree/bindings/sound/fsl,esai.txt
+++ b/Documentation/devicetree/bindings/sound/fsl,esai.txt
@@ -27,6 +27,11 @@ Required properties:
derive HCK, SCK and FS.
"fsys" The system clock derived from ahb clock used to
derive HCK, SCK and FS.
+ "spba" The spba clock is required when ESAI is placed as a
+ bus slave of the Shared Peripheral Bus and when two
+ or more bus masters (CPU, DMA or DSP) try to access
+ it. This property is optional depending on the SoC
+ design.
- fsl,fifo-depth : The number of elements in the transmit and receive
FIFOs. This number is the maximum allowed value for
diff --git a/include/sound/designware_i2s.h b/include/sound/designware_i2s.h
index 8966ba7..e0bb458 100644
--- a/include/sound/designware_i2s.h
+++ b/include/sound/designware_i2s.h
@@ -45,6 +45,11 @@ struct i2s_platform_data {
u32 snd_fmts;
u32 snd_rates;
+ #define DW_I2S_QUIRK_COMP_REG_OFFSET (1 << 0)
+ unsigned int quirks;
+ unsigned int i2s_reg_comp1;
+ unsigned int i2s_reg_comp2;
+
void *play_dma_data;
void *capture_dma_data;
bool (*filter)(struct dma_chan *chan, void *slave);
diff --git a/sound/soc/dwc/designware_i2s.c b/sound/soc/dwc/designware_i2s.c
index 6e6a70c..825a1f4 100644
--- a/sound/soc/dwc/designware_i2s.c
+++ b/sound/soc/dwc/designware_i2s.c
@@ -18,6 +18,7 @@
#include <linux/interrupt.h>
#include <linux/module.h>
#include <linux/slab.h>
+#include <linux/pm_runtime.h>
#include <sound/designware_i2s.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
@@ -93,7 +94,12 @@ struct dw_i2s_dev {
struct clk *clk;
int active;
unsigned int capability;
+ unsigned int quirks;
+ unsigned int i2s_reg_comp1;
+ unsigned int i2s_reg_comp2;
struct device *dev;
+ u32 ccr;
+ u32 xfer_resolution;
/* data related to DMA transfers b/w i2s and DMAC */
union dw_i2s_snd_dma_data play_dma_data;
@@ -213,31 +219,58 @@ static int dw_i2s_startup(struct snd_pcm_substream *substream,
return 0;
}
+static void dw_i2s_config(struct dw_i2s_dev *dev, int stream)
+{
+ u32 ch_reg, irq;
+ struct i2s_clk_config_data *config = &dev->config;
+
+
+ i2s_disable_channels(dev, stream);
+
+ for (ch_reg = 0; ch_reg < (config->chan_nr / 2); ch_reg++) {
+ if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ i2s_write_reg(dev->i2s_base, TCR(ch_reg),
+ dev->xfer_resolution);
+ i2s_write_reg(dev->i2s_base, TFCR(ch_reg), 0x02);
+ irq = i2s_read_reg(dev->i2s_base, IMR(ch_reg));
+ i2s_write_reg(dev->i2s_base, IMR(ch_reg), irq & ~0x30);
+ i2s_write_reg(dev->i2s_base, TER(ch_reg), 1);
+ } else {
+ i2s_write_reg(dev->i2s_base, RCR(ch_reg),
+ dev->xfer_resolution);
+ i2s_write_reg(dev->i2s_base, RFCR(ch_reg), 0x07);
+ irq = i2s_read_reg(dev->i2s_base, IMR(ch_reg));
+ i2s_write_reg(dev->i2s_base, IMR(ch_reg), irq & ~0x03);
+ i2s_write_reg(dev->i2s_base, RER(ch_reg), 1);
+ }
+
+ }
+}
+
static int dw_i2s_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
{
struct dw_i2s_dev *dev = snd_soc_dai_get_drvdata(dai);
struct i2s_clk_config_data *config = &dev->config;
- u32 ccr, xfer_resolution, ch_reg, irq;
int ret;
switch (params_format(params)) {
case SNDRV_PCM_FORMAT_S16_LE:
config->data_width = 16;
- ccr = 0x00;
- xfer_resolution = 0x02;
+ dev->ccr = 0x00;
+ dev->xfer_resolution = 0x02;
break;
case SNDRV_PCM_FORMAT_S24_LE:
config->data_width = 24;
- ccr = 0x08;
- xfer_resolution = 0x04;
+ dev->ccr = 0x08;
+ dev->xfer_resolution = 0x04;
break;
case SNDRV_PCM_FORMAT_S32_LE:
config->data_width = 32;
- ccr = 0x10;
- xfer_resolution = 0x05;
+ dev->ccr = 0x10;
+ dev->xfer_resolution = 0x05;
break;
default:
@@ -258,27 +291,9 @@ static int dw_i2s_hw_params(struct snd_pcm_substream *substream,
return -EINVAL;
}
- i2s_disable_channels(dev, substream->stream);
+ dw_i2s_config(dev, substream->stream);
- for (ch_reg = 0; ch_reg < (config->chan_nr / 2); ch_reg++) {
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- i2s_write_reg(dev->i2s_base, TCR(ch_reg),
- xfer_resolution);
- i2s_write_reg(dev->i2s_base, TFCR(ch_reg), 0x02);
- irq = i2s_read_reg(dev->i2s_base, IMR(ch_reg));
- i2s_write_reg(dev->i2s_base, IMR(ch_reg), irq & ~0x30);
- i2s_write_reg(dev->i2s_base, TER(ch_reg), 1);
- } else {
- i2s_write_reg(dev->i2s_base, RCR(ch_reg),
- xfer_resolution);
- i2s_write_reg(dev->i2s_base, RFCR(ch_reg), 0x07);
- irq = i2s_read_reg(dev->i2s_base, IMR(ch_reg));
- i2s_write_reg(dev->i2s_base, IMR(ch_reg), irq & ~0x03);
- i2s_write_reg(dev->i2s_base, RER(ch_reg), 1);
- }
- }
-
- i2s_write_reg(dev->i2s_base, CCR, ccr);
+ i2s_write_reg(dev->i2s_base, CCR, dev->ccr);
config->sample_rate = params_rate(params);
@@ -394,6 +409,23 @@ static const struct snd_soc_component_driver dw_i2s_component = {
};
#ifdef CONFIG_PM
+static int dw_i2s_runtime_suspend(struct device *dev)
+{
+ struct dw_i2s_dev *dw_dev = dev_get_drvdata(dev);
+
+ if (dw_dev->capability & DW_I2S_MASTER)
+ clk_disable(dw_dev->clk);
+ return 0;
+}
+
+static int dw_i2s_runtime_resume(struct device *dev)
+{
+ struct dw_i2s_dev *dw_dev = dev_get_drvdata(dev);
+
+ if (dw_dev->capability & DW_I2S_MASTER)
+ clk_enable(dw_dev->clk);
+ return 0;
+}
static int dw_i2s_suspend(struct snd_soc_dai *dai)
{
@@ -410,6 +442,11 @@ static int dw_i2s_resume(struct snd_soc_dai *dai)
if (dev->capability & DW_I2S_MASTER)
clk_enable(dev->clk);
+
+ if (dai->playback_active)
+ dw_i2s_config(dev, SNDRV_PCM_STREAM_PLAYBACK);
+ if (dai->capture_active)
+ dw_i2s_config(dev, SNDRV_PCM_STREAM_CAPTURE);
return 0;
}
@@ -459,8 +496,8 @@ static int dw_configure_dai(struct dw_i2s_dev *dev,
* Read component parameter registers to extract
* the I2S block's configuration.
*/
- u32 comp1 = i2s_read_reg(dev->i2s_base, I2S_COMP_PARAM_1);
- u32 comp2 = i2s_read_reg(dev->i2s_base, I2S_COMP_PARAM_2);
+ u32 comp1 = i2s_read_reg(dev->i2s_base, dev->i2s_reg_comp1);
+ u32 comp2 = i2s_read_reg(dev->i2s_base, dev->i2s_reg_comp2);
u32 idx;
if (COMP1_TX_ENABLED(comp1)) {
@@ -503,7 +540,7 @@ static int dw_configure_dai_by_pd(struct dw_i2s_dev *dev,
struct resource *res,
const struct i2s_platform_data *pdata)
{
- u32 comp1 = i2s_read_reg(dev->i2s_base, I2S_COMP_PARAM_1);
+ u32 comp1 = i2s_read_reg(dev->i2s_base, dev->i2s_reg_comp1);
u32 idx = COMP1_APB_DATA_WIDTH(comp1);
int ret;
@@ -607,6 +644,14 @@ static int dw_i2s_probe(struct platform_device *pdev)
if (pdata) {
dev->capability = pdata->cap;
clk_id = NULL;
+ dev->quirks = pdata->quirks;
+ if (dev->quirks & DW_I2S_QUIRK_COMP_REG_OFFSET) {
+ dev->i2s_reg_comp1 = pdata->i2s_reg_comp1;
+ dev->i2s_reg_comp2 = pdata->i2s_reg_comp2;
+ } else {
+ dev->i2s_reg_comp1 = I2S_COMP_PARAM_1;
+ dev->i2s_reg_comp2 = I2S_COMP_PARAM_2;
+ }
ret = dw_configure_dai_by_pd(dev, dw_i2s_dai, res, pdata);
} else {
clk_id = "i2sclk";
@@ -649,7 +694,7 @@ static int dw_i2s_probe(struct platform_device *pdev)
goto err_clk_disable;
}
}
-
+ pm_runtime_enable(&pdev->dev);
return 0;
err_clk_disable:
@@ -665,6 +710,7 @@ static int dw_i2s_remove(struct platform_device *pdev)
if (dev->capability & DW_I2S_MASTER)
clk_disable_unprepare(dev->clk);
+ pm_runtime_disable(&pdev->dev);
return 0;
}
@@ -677,12 +723,17 @@ static const struct of_device_id dw_i2s_of_match[] = {
MODULE_DEVICE_TABLE(of, dw_i2s_of_match);
#endif
+static const struct dev_pm_ops dwc_pm_ops = {
+ SET_RUNTIME_PM_OPS(dw_i2s_runtime_suspend, dw_i2s_runtime_resume, NULL)
+};
+
static struct platform_driver dw_i2s_driver = {
.probe = dw_i2s_probe,
.remove = dw_i2s_remove,
.driver = {
.name = "designware-i2s",
.of_match_table = of_match_ptr(dw_i2s_of_match),
+ .pm = &dwc_pm_ops,
},
};
diff --git a/sound/soc/fsl/fsl-asoc-card.c b/sound/soc/fsl/fsl-asoc-card.c
index c63d89d..562b3bd 100644
--- a/sound/soc/fsl/fsl-asoc-card.c
+++ b/sound/soc/fsl/fsl-asoc-card.c
@@ -107,6 +107,13 @@ static const struct snd_soc_dapm_route audio_map[] = {
{"CPU-Capture", NULL, "Capture"},
};
+static const struct snd_soc_dapm_route audio_map_ac97[] = {
+ {"AC97 Playback", NULL, "ASRC-Playback"},
+ {"Playback", NULL, "AC97 Playback"},
+ {"ASRC-Capture", NULL, "AC97 Capture"},
+ {"AC97 Capture", NULL, "Capture"},
+};
+
/* Add all possible widgets into here without being redundant */
static const struct snd_soc_dapm_widget fsl_asoc_card_dapm_widgets[] = {
SND_SOC_DAPM_LINE("Line Out Jack", NULL),
@@ -579,7 +586,8 @@ static int fsl_asoc_card_probe(struct platform_device *pdev)
priv->card.dev = &pdev->dev;
priv->card.name = priv->name;
priv->card.dai_link = priv->dai_link;
- priv->card.dapm_routes = audio_map;
+ priv->card.dapm_routes = fsl_asoc_card_is_ac97(priv) ?
+ audio_map_ac97 : audio_map;
priv->card.late_probe = fsl_asoc_card_late_probe;
priv->card.num_dapm_routes = ARRAY_SIZE(audio_map);
priv->card.dapm_widgets = fsl_asoc_card_dapm_widgets;
diff --git a/sound/soc/fsl/fsl_asrc.c b/sound/soc/fsl/fsl_asrc.c
index 9f087d4..dd1263b 100644
--- a/sound/soc/fsl/fsl_asrc.c
+++ b/sound/soc/fsl/fsl_asrc.c
@@ -31,21 +31,21 @@
dev_dbg(&asrc_priv->pdev->dev, "Pair %c: " fmt, 'A' + index, ##__VA_ARGS__)
/* Sample rates are aligned with that defined in pcm.h file */
-static const u8 process_option[][8][2] = {
- /* 32kHz 44.1kHz 48kHz 64kHz 88.2kHz 96kHz 176kHz 192kHz */
- {{0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0},}, /* 5512Hz */
- {{0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0},}, /* 8kHz */
- {{0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0},}, /* 11025Hz */
- {{0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0},}, /* 16kHz */
- {{0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0},}, /* 22050Hz */
- {{0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0}, {0, 0},}, /* 32kHz */
- {{0, 2}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0},}, /* 44.1kHz */
- {{0, 2}, {0, 2}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0},}, /* 48kHz */
- {{1, 2}, {0, 2}, {0, 2}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 0},}, /* 64kHz */
- {{1, 2}, {1, 2}, {1, 2}, {1, 1}, {1, 1}, {1, 1}, {1, 1}, {1, 1},}, /* 88.2kHz */
- {{1, 2}, {1, 2}, {1, 2}, {1, 1}, {1, 1}, {1, 1}, {1, 1}, {1, 1},}, /* 96kHz */
- {{2, 2}, {2, 2}, {2, 2}, {2, 1}, {2, 1}, {2, 1}, {2, 1}, {2, 1},}, /* 176kHz */
- {{2, 2}, {2, 2}, {2, 2}, {2, 1}, {2, 1}, {2, 1}, {2, 1}, {2, 1},}, /* 192kHz */
+static const u8 process_option[][12][2] = {
+ /* 8kHz 11.025kHz 16kHz 22.05kHz 32kHz 44.1kHz 48kHz 64kHz 88.2kHz 96kHz 176kHz 192kHz */
+ {{0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0},}, /* 5512Hz */
+ {{0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0},}, /* 8kHz */
+ {{0, 2}, {0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0},}, /* 11025Hz */
+ {{1, 2}, {0, 2}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0},}, /* 16kHz */
+ {{1, 2}, {1, 2}, {0, 2}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0}, {0, 0}, {0, 0}, {0, 0},}, /* 22050Hz */
+ {{1, 2}, {2, 1}, {2, 1}, {0, 2}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0}, {0, 0},}, /* 32kHz */
+ {{2, 2}, {2, 2}, {2, 1}, {2, 1}, {0, 2}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0},}, /* 44.1kHz */
+ {{2, 2}, {2, 2}, {2, 1}, {2, 1}, {0, 2}, {0, 2}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 0}, {0, 0},}, /* 48kHz */
+ {{2, 2}, {2, 2}, {2, 2}, {2, 1}, {1, 2}, {0, 2}, {0, 2}, {0, 1}, {0, 1}, {0, 1}, {0, 1}, {0, 0},}, /* 64kHz */
+ {{2, 2}, {2, 2}, {2, 2}, {2, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 1}, {1, 1}, {1, 1}, {1, 1}, {1, 1},}, /* 88.2kHz */
+ {{2, 2}, {2, 2}, {2, 2}, {2, 2}, {1, 2}, {1, 2}, {1, 2}, {1, 1}, {1, 1}, {1, 1}, {1, 1}, {1, 1},}, /* 96kHz */
+ {{2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 1}, {2, 1}, {2, 1}, {2, 1}, {2, 1},}, /* 176kHz */
+ {{2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 2}, {2, 1}, {2, 1}, {2, 1}, {2, 1}, {2, 1},}, /* 192kHz */
};
/* Corresponding to process_option */
@@ -55,7 +55,7 @@ static int supported_input_rate[] = {
};
static int supported_asrc_rate[] = {
- 32000, 44100, 48000, 64000, 88200, 96000, 176400, 192000,
+ 8000, 11025, 16000, 22050, 32000, 44100, 48000, 64000, 88200, 96000, 176400, 192000,
};
/**
@@ -286,6 +286,13 @@ static int fsl_asrc_config_pair(struct fsl_asrc_pair *pair)
return -EINVAL;
}
+ if ((outrate > 8000 && outrate < 30000) &&
+ (outrate/inrate > 24 || inrate/outrate > 8)) {
+ pair_err("exceed supported ratio range [1/24, 8] for \
+ inrate/outrate: %d/%d\n", inrate, outrate);
+ return -EINVAL;
+ }
+
/* Validate input and output clock sources */
clk_index[IN] = clk_map[IN][config->inclk];
clk_index[OUT] = clk_map[OUT][config->outclk];
@@ -447,7 +454,7 @@ static int fsl_asrc_dai_hw_params(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct fsl_asrc *asrc_priv = snd_soc_dai_get_drvdata(dai);
- int width = snd_pcm_format_width(params_format(params));
+ int width = params_width(params);
struct snd_pcm_runtime *runtime = substream->runtime;
struct fsl_asrc_pair *pair = runtime->private_data;
unsigned int channels = params_channels(params);
@@ -859,6 +866,10 @@ static int fsl_asrc_probe(struct platform_device *pdev)
return PTR_ERR(asrc_priv->ipg_clk);
}
+ asrc_priv->spba_clk = devm_clk_get(&pdev->dev, "spba");
+ if (IS_ERR(asrc_priv->spba_clk))
+ dev_warn(&pdev->dev, "failed to get spba clock\n");
+
for (i = 0; i < ASRC_CLK_MAX_NUM; i++) {
sprintf(tmp, "asrck_%x", i);
asrc_priv->asrck_clk[i] = devm_clk_get(&pdev->dev, tmp);
@@ -939,6 +950,11 @@ static int fsl_asrc_runtime_resume(struct device *dev)
ret = clk_prepare_enable(asrc_priv->ipg_clk);
if (ret)
goto disable_mem_clk;
+ if (!IS_ERR(asrc_priv->spba_clk)) {
+ ret = clk_prepare_enable(asrc_priv->spba_clk);
+ if (ret)
+ goto disable_ipg_clk;
+ }
for (i = 0; i < ASRC_CLK_MAX_NUM; i++) {
ret = clk_prepare_enable(asrc_priv->asrck_clk[i]);
if (ret)
@@ -950,6 +966,9 @@ static int fsl_asrc_runtime_resume(struct device *dev)
disable_asrck_clk:
for (i--; i >= 0; i--)
clk_disable_unprepare(asrc_priv->asrck_clk[i]);
+ if (!IS_ERR(asrc_priv->spba_clk))
+ clk_disable_unprepare(asrc_priv->spba_clk);
+disable_ipg_clk:
clk_disable_unprepare(asrc_priv->ipg_clk);
disable_mem_clk:
clk_disable_unprepare(asrc_priv->mem_clk);
@@ -963,6 +982,8 @@ static int fsl_asrc_runtime_suspend(struct device *dev)
for (i = 0; i < ASRC_CLK_MAX_NUM; i++)
clk_disable_unprepare(asrc_priv->asrck_clk[i]);
+ if (!IS_ERR(asrc_priv->spba_clk))
+ clk_disable_unprepare(asrc_priv->spba_clk);
clk_disable_unprepare(asrc_priv->ipg_clk);
clk_disable_unprepare(asrc_priv->mem_clk);
diff --git a/sound/soc/fsl/fsl_asrc.h b/sound/soc/fsl/fsl_asrc.h
index 4aed63c..68802cd 100644
--- a/sound/soc/fsl/fsl_asrc.h
+++ b/sound/soc/fsl/fsl_asrc.h
@@ -426,6 +426,7 @@ struct fsl_asrc_pair {
* @paddr: physical address to the base address of registers
* @mem_clk: clock source to access register
* @ipg_clk: clock source to drive peripheral
+ * @spba_clk: SPBA clock (optional, depending on SoC design)
* @asrck_clk: clock sources to driver ASRC internal logic
* @lock: spin lock for resource protection
* @pair: pair pointers
@@ -442,6 +443,7 @@ struct fsl_asrc {
unsigned long paddr;
struct clk *mem_clk;
struct clk *ipg_clk;
+ struct clk *spba_clk;
struct clk *asrck_clk[ASRC_CLK_MAX_NUM];
spinlock_t lock;
diff --git a/sound/soc/fsl/fsl_esai.c b/sound/soc/fsl/fsl_esai.c
index 59f234e..26a90e1 100644
--- a/sound/soc/fsl/fsl_esai.c
+++ b/sound/soc/fsl/fsl_esai.c
@@ -35,6 +35,7 @@
* @coreclk: clock source to access register
* @extalclk: esai clock source to derive HCK, SCK and FS
* @fsysclk: system clock source to derive HCK, SCK and FS
+ * @spbaclk: SPBA clock (optional, depending on SoC design)
* @fifo_depth: depth of tx/rx FIFO
* @slot_width: width of each DAI slot
* @slots: number of slots
@@ -54,6 +55,7 @@ struct fsl_esai {
struct clk *coreclk;
struct clk *extalclk;
struct clk *fsysclk;
+ struct clk *spbaclk;
u32 fifo_depth;
u32 slot_width;
u32 slots;
@@ -469,6 +471,11 @@ static int fsl_esai_startup(struct snd_pcm_substream *substream,
ret = clk_prepare_enable(esai_priv->coreclk);
if (ret)
return ret;
+ if (!IS_ERR(esai_priv->spbaclk)) {
+ ret = clk_prepare_enable(esai_priv->spbaclk);
+ if (ret)
+ goto err_spbaclk;
+ }
if (!IS_ERR(esai_priv->extalclk)) {
ret = clk_prepare_enable(esai_priv->extalclk);
if (ret)
@@ -499,6 +506,9 @@ err_fsysclk:
if (!IS_ERR(esai_priv->extalclk))
clk_disable_unprepare(esai_priv->extalclk);
err_extalck:
+ if (!IS_ERR(esai_priv->spbaclk))
+ clk_disable_unprepare(esai_priv->spbaclk);
+err_spbaclk:
clk_disable_unprepare(esai_priv->coreclk);
return ret;
@@ -510,7 +520,7 @@ static int fsl_esai_hw_params(struct snd_pcm_substream *substream,
{
struct fsl_esai *esai_priv = snd_soc_dai_get_drvdata(dai);
bool tx = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
- u32 width = snd_pcm_format_width(params_format(params));
+ u32 width = params_width(params);
u32 channels = params_channels(params);
u32 pins = DIV_ROUND_UP(channels, esai_priv->slots);
u32 slot_width = width;
@@ -564,6 +574,8 @@ static void fsl_esai_shutdown(struct snd_pcm_substream *substream,
clk_disable_unprepare(esai_priv->fsysclk);
if (!IS_ERR(esai_priv->extalclk))
clk_disable_unprepare(esai_priv->extalclk);
+ if (!IS_ERR(esai_priv->spbaclk))
+ clk_disable_unprepare(esai_priv->spbaclk);
clk_disable_unprepare(esai_priv->coreclk);
}
@@ -653,21 +665,28 @@ static const struct snd_soc_component_driver fsl_esai_component = {
};
static const struct reg_default fsl_esai_reg_defaults[] = {
- {0x8, 0x00000000},
- {0x10, 0x00000000},
- {0x18, 0x00000000},
- {0x98, 0x00000000},
- {0xd0, 0x00000000},
- {0xd4, 0x00000000},
- {0xd8, 0x00000000},
- {0xdc, 0x00000000},
- {0xe0, 0x00000000},
- {0xe4, 0x0000ffff},
- {0xe8, 0x0000ffff},
- {0xec, 0x0000ffff},
- {0xf0, 0x0000ffff},
- {0xf8, 0x00000000},
- {0xfc, 0x00000000},
+ {REG_ESAI_ETDR, 0x00000000},
+ {REG_ESAI_ECR, 0x00000000},
+ {REG_ESAI_TFCR, 0x00000000},
+ {REG_ESAI_RFCR, 0x00000000},
+ {REG_ESAI_TX0, 0x00000000},
+ {REG_ESAI_TX1, 0x00000000},
+ {REG_ESAI_TX2, 0x00000000},
+ {REG_ESAI_TX3, 0x00000000},
+ {REG_ESAI_TX4, 0x00000000},
+ {REG_ESAI_TX5, 0x00000000},
+ {REG_ESAI_TSR, 0x00000000},
+ {REG_ESAI_SAICR, 0x00000000},
+ {REG_ESAI_TCR, 0x00000000},
+ {REG_ESAI_TCCR, 0x00000000},
+ {REG_ESAI_RCR, 0x00000000},
+ {REG_ESAI_RCCR, 0x00000000},
+ {REG_ESAI_TSMA, 0x0000ffff},
+ {REG_ESAI_TSMB, 0x0000ffff},
+ {REG_ESAI_RSMA, 0x0000ffff},
+ {REG_ESAI_RSMB, 0x0000ffff},
+ {REG_ESAI_PRRC, 0x00000000},
+ {REG_ESAI_PCRC, 0x00000000},
};
static bool fsl_esai_readable_reg(struct device *dev, unsigned int reg)
@@ -705,17 +724,10 @@ static bool fsl_esai_readable_reg(struct device *dev, unsigned int reg)
static bool fsl_esai_volatile_reg(struct device *dev, unsigned int reg)
{
switch (reg) {
- case REG_ESAI_ETDR:
case REG_ESAI_ERDR:
case REG_ESAI_ESR:
case REG_ESAI_TFSR:
case REG_ESAI_RFSR:
- case REG_ESAI_TX0:
- case REG_ESAI_TX1:
- case REG_ESAI_TX2:
- case REG_ESAI_TX3:
- case REG_ESAI_TX4:
- case REG_ESAI_TX5:
case REG_ESAI_RX0:
case REG_ESAI_RX1:
case REG_ESAI_RX2:
@@ -819,6 +831,11 @@ static int fsl_esai_probe(struct platform_device *pdev)
dev_warn(&pdev->dev, "failed to get fsys clock: %ld\n",
PTR_ERR(esai_priv->fsysclk));
+ esai_priv->spbaclk = devm_clk_get(&pdev->dev, "spba");
+ if (IS_ERR(esai_priv->spbaclk))
+ dev_warn(&pdev->dev, "failed to get spba clock: %ld\n",
+ PTR_ERR(esai_priv->spbaclk));
+
irq = platform_get_irq(pdev, 0);
if (irq < 0) {
dev_err(&pdev->dev, "no irq for node %s\n", pdev->name);
diff --git a/sound/soc/fsl/fsl_sai.c b/sound/soc/fsl/fsl_sai.c
index 08b460b..fef264d 100644
--- a/sound/soc/fsl/fsl_sai.c
+++ b/sound/soc/fsl/fsl_sai.c
@@ -126,6 +126,17 @@ out:
return IRQ_HANDLED;
}
+static int fsl_sai_set_dai_tdm_slot(struct snd_soc_dai *cpu_dai, u32 tx_mask,
+ u32 rx_mask, int slots, int slot_width)
+{
+ struct fsl_sai *sai = snd_soc_dai_get_drvdata(cpu_dai);
+
+ sai->slots = slots;
+ sai->slot_width = slot_width;
+
+ return 0;
+}
+
static int fsl_sai_set_dai_sysclk_tr(struct snd_soc_dai *cpu_dai,
int clk_id, unsigned int freq, int fsl_dir)
{
@@ -354,13 +365,25 @@ static int fsl_sai_set_bclk(struct snd_soc_dai *dai, bool tx, u32 freq)
return -EINVAL;
}
- if ((tx && sai->synchronous[TX]) || (!tx && !sai->synchronous[RX])) {
+ /*
+ * 1) For Asynchronous mode, we must set RCR2 register for capture, and
+ * set TCR2 register for playback.
+ * 2) For Tx sync with Rx clock, we must set RCR2 register for playback
+ * and capture.
+ * 3) For Rx sync with Tx clock, we must set TCR2 register for playback
+ * and capture.
+ * 4) For Tx and Rx are both Synchronous with another SAI, we just
+ * ignore it.
+ */
+ if ((sai->synchronous[TX] && !sai->synchronous[RX]) ||
+ (!tx && !sai->synchronous[RX])) {
regmap_update_bits(sai->regmap, FSL_SAI_RCR2,
FSL_SAI_CR2_MSEL_MASK,
FSL_SAI_CR2_MSEL(sai->mclk_id[tx]));
regmap_update_bits(sai->regmap, FSL_SAI_RCR2,
FSL_SAI_CR2_DIV_MASK, savediv - 1);
- } else {
+ } else if ((sai->synchronous[RX] && !sai->synchronous[TX]) ||
+ (tx && !sai->synchronous[TX])) {
regmap_update_bits(sai->regmap, FSL_SAI_TCR2,
FSL_SAI_CR2_MSEL_MASK,
FSL_SAI_CR2_MSEL(sai->mclk_id[tx]));
@@ -381,13 +404,21 @@ static int fsl_sai_hw_params(struct snd_pcm_substream *substream,
struct fsl_sai *sai = snd_soc_dai_get_drvdata(cpu_dai);
bool tx = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
unsigned int channels = params_channels(params);
- u32 word_width = snd_pcm_format_width(params_format(params));
+ u32 word_width = params_width(params);
u32 val_cr4 = 0, val_cr5 = 0;
+ u32 slots = (channels == 1) ? 2 : channels;
+ u32 slot_width = word_width;
int ret;
+ if (sai->slots)
+ slots = sai->slots;
+
+ if (sai->slot_width)
+ slot_width = sai->slot_width;
+
if (!sai->is_slave_mode) {
ret = fsl_sai_set_bclk(cpu_dai, tx,
- 2 * word_width * params_rate(params));
+ slots * slot_width * params_rate(params));
if (ret)
return ret;
@@ -399,21 +430,49 @@ static int fsl_sai_hw_params(struct snd_pcm_substream *substream,
sai->mclk_streams |= BIT(substream->stream);
}
-
}
if (!sai->is_dsp_mode)
- val_cr4 |= FSL_SAI_CR4_SYWD(word_width);
+ val_cr4 |= FSL_SAI_CR4_SYWD(slot_width);
- val_cr5 |= FSL_SAI_CR5_WNW(word_width);
- val_cr5 |= FSL_SAI_CR5_W0W(word_width);
+ val_cr5 |= FSL_SAI_CR5_WNW(slot_width);
+ val_cr5 |= FSL_SAI_CR5_W0W(slot_width);
if (sai->is_lsb_first)
val_cr5 |= FSL_SAI_CR5_FBT(0);
else
val_cr5 |= FSL_SAI_CR5_FBT(word_width - 1);
- val_cr4 |= FSL_SAI_CR4_FRSZ(channels);
+ val_cr4 |= FSL_SAI_CR4_FRSZ(slots);
+
+ /*
+ * For SAI master mode, when Tx(Rx) sync with Rx(Tx) clock, Rx(Tx) will
+ * generate bclk and frame clock for Tx(Rx), we should set RCR4(TCR4),
+ * RCR5(TCR5) and RMR(TMR) for playback(capture), or there will be sync
+ * error.
+ */
+
+ if (!sai->is_slave_mode) {
+ if (!sai->synchronous[TX] && sai->synchronous[RX] && !tx) {
+ regmap_update_bits(sai->regmap, FSL_SAI_TCR4,
+ FSL_SAI_CR4_SYWD_MASK | FSL_SAI_CR4_FRSZ_MASK,
+ val_cr4);
+ regmap_update_bits(sai->regmap, FSL_SAI_TCR5,
+ FSL_SAI_CR5_WNW_MASK | FSL_SAI_CR5_W0W_MASK |
+ FSL_SAI_CR5_FBT_MASK, val_cr5);
+ regmap_write(sai->regmap, FSL_SAI_TMR,
+ ~0UL - ((1 << channels) - 1));
+ } else if (!sai->synchronous[RX] && sai->synchronous[TX] && tx) {
+ regmap_update_bits(sai->regmap, FSL_SAI_RCR4,
+ FSL_SAI_CR4_SYWD_MASK | FSL_SAI_CR4_FRSZ_MASK,
+ val_cr4);
+ regmap_update_bits(sai->regmap, FSL_SAI_RCR5,
+ FSL_SAI_CR5_WNW_MASK | FSL_SAI_CR5_W0W_MASK |
+ FSL_SAI_CR5_FBT_MASK, val_cr5);
+ regmap_write(sai->regmap, FSL_SAI_RMR,
+ ~0UL - ((1 << channels) - 1));
+ }
+ }
regmap_update_bits(sai->regmap, FSL_SAI_xCR4(tx),
FSL_SAI_CR4_SYWD_MASK | FSL_SAI_CR4_FRSZ_MASK,
@@ -569,6 +628,7 @@ static void fsl_sai_shutdown(struct snd_pcm_substream *substream,
static const struct snd_soc_dai_ops fsl_sai_pcm_dai_ops = {
.set_sysclk = fsl_sai_set_dai_sysclk,
.set_fmt = fsl_sai_set_dai_fmt,
+ .set_tdm_slot = fsl_sai_set_dai_tdm_slot,
.hw_params = fsl_sai_hw_params,
.hw_free = fsl_sai_hw_free,
.trigger = fsl_sai_trigger,
@@ -627,6 +687,22 @@ static const struct snd_soc_component_driver fsl_component = {
.name = "fsl-sai",
};
+static struct reg_default fsl_sai_reg_defaults[] = {
+ {FSL_SAI_TCR1, 0},
+ {FSL_SAI_TCR2, 0},
+ {FSL_SAI_TCR3, 0},
+ {FSL_SAI_TCR4, 0},
+ {FSL_SAI_TCR5, 0},
+ {FSL_SAI_TDR, 0},
+ {FSL_SAI_TMR, 0},
+ {FSL_SAI_RCR1, 0},
+ {FSL_SAI_RCR2, 0},
+ {FSL_SAI_RCR3, 0},
+ {FSL_SAI_RCR4, 0},
+ {FSL_SAI_RCR5, 0},
+ {FSL_SAI_RMR, 0},
+};
+
static bool fsl_sai_readable_reg(struct device *dev, unsigned int reg)
{
switch (reg) {
@@ -660,13 +736,11 @@ static bool fsl_sai_volatile_reg(struct device *dev, unsigned int reg)
case FSL_SAI_RCSR:
case FSL_SAI_TFR:
case FSL_SAI_RFR:
- case FSL_SAI_TDR:
case FSL_SAI_RDR:
return true;
default:
return false;
}
-
}
static bool fsl_sai_writeable_reg(struct device *dev, unsigned int reg)
@@ -699,6 +773,8 @@ static const struct regmap_config fsl_sai_regmap_config = {
.val_bits = 32,
.max_register = FSL_SAI_RMR,
+ .reg_defaults = fsl_sai_reg_defaults,
+ .num_reg_defaults = ARRAY_SIZE(fsl_sai_reg_defaults),
.readable_reg = fsl_sai_readable_reg,
.volatile_reg = fsl_sai_volatile_reg,
.writeable_reg = fsl_sai_writeable_reg,
diff --git a/sound/soc/fsl/fsl_sai.h b/sound/soc/fsl/fsl_sai.h
index b95fbc3..d9ed7be 100644
--- a/sound/soc/fsl/fsl_sai.h
+++ b/sound/soc/fsl/fsl_sai.h
@@ -143,6 +143,9 @@ struct fsl_sai {
unsigned int mclk_id[2];
unsigned int mclk_streams;
+ unsigned int slots;
+ unsigned int slot_width;
+
struct snd_dmaengine_dai_dma_data dma_params_rx;
struct snd_dmaengine_dai_dma_data dma_params_tx;
};
diff --git a/sound/soc/fsl/fsl_spdif.c b/sound/soc/fsl/fsl_spdif.c
index 3d59bb6..28a8823 100644
--- a/sound/soc/fsl/fsl_spdif.c
+++ b/sound/soc/fsl/fsl_spdif.c
@@ -1006,12 +1006,14 @@ static const struct snd_soc_component_driver fsl_spdif_component = {
/* FSL SPDIF REGMAP */
static const struct reg_default fsl_spdif_reg_defaults[] = {
- {0x0, 0x00000400},
- {0x4, 0x00000000},
- {0xc, 0x00000000},
- {0x34, 0x00000000},
- {0x38, 0x00000000},
- {0x50, 0x00020f00},
+ {REG_SPDIF_SCR, 0x00000400},
+ {REG_SPDIF_SRCD, 0x00000000},
+ {REG_SPDIF_SIE, 0x00000000},
+ {REG_SPDIF_STL, 0x00000000},
+ {REG_SPDIF_STR, 0x00000000},
+ {REG_SPDIF_STCSCH, 0x00000000},
+ {REG_SPDIF_STCSCL, 0x00000000},
+ {REG_SPDIF_STC, 0x00020f00},
};
static bool fsl_spdif_readable_reg(struct device *dev, unsigned int reg)
@@ -1049,8 +1051,6 @@ static bool fsl_spdif_volatile_reg(struct device *dev, unsigned int reg)
case REG_SPDIF_SRCSL:
case REG_SPDIF_SRU:
case REG_SPDIF_SRQ:
- case REG_SPDIF_STL:
- case REG_SPDIF_STR:
case REG_SPDIF_SRFM:
return true;
default:
diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c
index 95d2392..e3abad5 100644
--- a/sound/soc/fsl/fsl_ssi.c
+++ b/sound/soc/fsl/fsl_ssi.c
@@ -113,17 +113,17 @@ struct fsl_ssi_rxtx_reg_val {
};
static const struct reg_default fsl_ssi_reg_defaults[] = {
- {0x10, 0x00000000},
- {0x18, 0x00003003},
- {0x1c, 0x00000200},
- {0x20, 0x00000200},
- {0x24, 0x00040000},
- {0x28, 0x00040000},
- {0x38, 0x00000000},
- {0x48, 0x00000000},
- {0x4c, 0x00000000},
- {0x54, 0x00000000},
- {0x58, 0x00000000},
+ {CCSR_SSI_SCR, 0x00000000},
+ {CCSR_SSI_SIER, 0x00003003},
+ {CCSR_SSI_STCR, 0x00000200},
+ {CCSR_SSI_SRCR, 0x00000200},
+ {CCSR_SSI_STCCR, 0x00040000},
+ {CCSR_SSI_SRCCR, 0x00040000},
+ {CCSR_SSI_SACNT, 0x00000000},
+ {CCSR_SSI_STMSK, 0x00000000},
+ {CCSR_SSI_SRMSK, 0x00000000},
+ {CCSR_SSI_SACCEN, 0x00000000},
+ {CCSR_SSI_SACCDIS, 0x00000000},
};
static bool fsl_ssi_readable_reg(struct device *dev, unsigned int reg)
@@ -767,8 +767,7 @@ static int fsl_ssi_hw_params(struct snd_pcm_substream *substream,
struct fsl_ssi_private *ssi_private = snd_soc_dai_get_drvdata(cpu_dai);
struct regmap *regs = ssi_private->regs;
unsigned int channels = params_channels(hw_params);
- unsigned int sample_size =
- snd_pcm_format_width(params_format(hw_params));
+ unsigned int sample_size = params_width(hw_params);
u32 wl = CCSR_SSI_SxCCR_WL(sample_size);
int ret;
u32 scr_val;
diff --git a/sound/soc/fsl/imx-pcm-fiq.c b/sound/soc/fsl/imx-pcm-fiq.c
index 7abf6a0..49d7513 100644
--- a/sound/soc/fsl/imx-pcm-fiq.c
+++ b/sound/soc/fsl/imx-pcm-fiq.c
@@ -220,9 +220,9 @@ static int snd_imx_pcm_mmap(struct snd_pcm_substream *substream,
ret = dma_mmap_writecombine(substream->pcm->card->dev, vma,
runtime->dma_area, runtime->dma_addr, runtime->dma_bytes);
- pr_debug("%s: ret: %d %p 0x%08x 0x%08x\n", __func__, ret,
+ pr_debug("%s: ret: %d %p %pad 0x%08x\n", __func__, ret,
runtime->dma_area,
- runtime->dma_addr,
+ &runtime->dma_addr,
runtime->dma_bytes);
return ret;
}
diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
index bbeaa87..2a2ca22 100644
--- a/sound/soc/soc-pcm.c
+++ b/sound/soc/soc-pcm.c
@@ -1614,6 +1614,56 @@ static void dpcm_set_fe_update_state(struct snd_soc_pcm_runtime *fe,
snd_pcm_stream_unlock_irq(substream);
}
+static int dpcm_apply_symmetry(struct snd_pcm_substream *fe_substream,
+ int stream)
+{
+ struct snd_soc_dpcm *dpcm;
+ struct snd_soc_pcm_runtime *fe = fe_substream->private_data;
+ struct snd_soc_dai *fe_cpu_dai = fe->cpu_dai;
+ int err;
+
+ /* apply symmetry for FE */
+ if (soc_pcm_has_symmetry(fe_substream))
+ fe_substream->runtime->hw.info |= SNDRV_PCM_INFO_JOINT_DUPLEX;
+
+ /* Symmetry only applies if we've got an active stream. */
+ if (fe_cpu_dai->active) {
+ err = soc_pcm_apply_symmetry(fe_substream, fe_cpu_dai);
+ if (err < 0)
+ return err;
+ }
+
+ /* apply symmetry for BE */
+ list_for_each_entry(dpcm, &fe->dpcm[stream].be_clients, list_be) {
+ struct snd_soc_pcm_runtime *be = dpcm->be;
+ struct snd_pcm_substream *be_substream =
+ snd_soc_dpcm_get_substream(be, stream);
+ struct snd_soc_pcm_runtime *rtd = be_substream->private_data;
+ int i;
+
+ if (soc_pcm_has_symmetry(be_substream))
+ be_substream->runtime->hw.info |= SNDRV_PCM_INFO_JOINT_DUPLEX;
+
+ /* Symmetry only applies if we've got an active stream. */
+ if (rtd->cpu_dai->active) {
+ err = soc_pcm_apply_symmetry(be_substream, rtd->cpu_dai);
+ if (err < 0)
+ return err;
+ }
+
+ for (i = 0; i < rtd->num_codecs; i++) {
+ if (rtd->codec_dais[i]->active) {
+ err = soc_pcm_apply_symmetry(be_substream,
+ rtd->codec_dais[i]);
+ if (err < 0)
+ return err;
+ }
+ }
+ }
+
+ return 0;
+}
+
static int dpcm_fe_dai_startup(struct snd_pcm_substream *fe_substream)
{
struct snd_soc_pcm_runtime *fe = fe_substream->private_data;
@@ -1642,6 +1692,13 @@ static int dpcm_fe_dai_startup(struct snd_pcm_substream *fe_substream)
dpcm_set_fe_runtime(fe_substream);
snd_pcm_limit_hw_rates(runtime);
+ ret = dpcm_apply_symmetry(fe_substream, stream);
+ if (ret < 0) {
+ dev_err(fe->dev, "ASoC: failed to apply dpcm symmetry %d\n",
+ ret);
+ goto unwind;
+ }
+
dpcm_set_fe_update_state(fe, stream, SND_SOC_DPCM_UPDATE_NO);
return 0;
@@ -2113,7 +2170,8 @@ int dpcm_be_dai_prepare(struct snd_soc_pcm_runtime *fe, int stream)
continue;
if ((be->dpcm[stream].state != SND_SOC_DPCM_STATE_HW_PARAMS) &&
- (be->dpcm[stream].state != SND_SOC_DPCM_STATE_STOP))
+ (be->dpcm[stream].state != SND_SOC_DPCM_STATE_STOP) &&
+ (be->dpcm[stream].state != SND_SOC_DPCM_STATE_SUSPEND))
continue;
dev_dbg(be->dev, "ASoC: prepare BE %s\n",
generated by cgit v0.10.2 at 2024-10-12 08:29:38 (GMT)