summaryrefslogtreecommitdiff
path: root/sound/soc/fsl
diff options
context:
space:
mode:
Diffstat (limited to 'sound/soc/fsl')
-rw-r--r--sound/soc/fsl/Kconfig11
-rw-r--r--sound/soc/fsl/Makefile2
-rw-r--r--sound/soc/fsl/fsl-asoc-card.c6
-rw-r--r--sound/soc/fsl/fsl_asrc.c10
-rw-r--r--sound/soc/fsl/fsl_asrc.h3
-rw-r--r--sound/soc/fsl/fsl_asrc_dma.c14
-rw-r--r--sound/soc/fsl/fsl_dma.c27
-rw-r--r--sound/soc/fsl/fsl_esai.c2
-rw-r--r--sound/soc/fsl/fsl_ssi.c758
-rw-r--r--sound/soc/fsl/fsl_ssi.h3
-rw-r--r--sound/soc/fsl/fsl_utils.c2
-rw-r--r--sound/soc/fsl/imx-pcm-fiq.c6
-rw-r--r--sound/soc/fsl/imx-wm8962.c312
-rw-r--r--sound/soc/fsl/mpc5200_dma.c16
-rw-r--r--sound/soc/fsl/wm1133-ev1.c6
15 files changed, 445 insertions, 733 deletions
diff --git a/sound/soc/fsl/Kconfig b/sound/soc/fsl/Kconfig
index 37f9b6201918..6ec19fb4a934 100644
--- a/sound/soc/fsl/Kconfig
+++ b/sound/soc/fsl/Kconfig
@@ -231,17 +231,6 @@ config SND_SOC_EUKREA_TLV320
Enable I2S based access to the TLV320AIC23B codec attached
to the SSI interface
-config SND_SOC_IMX_WM8962
- tristate "SoC Audio support for i.MX boards with wm8962"
- depends on OF && I2C && INPUT
- select SND_SOC_WM8962
- select SND_SOC_IMX_PCM_DMA
- select SND_SOC_IMX_AUDMUX
- select SND_SOC_FSL_SSI
- help
- Say Y if you want to add support for SoC audio on an i.MX board with
- a wm8962 codec.
-
config SND_SOC_IMX_ES8328
tristate "SoC Audio support for i.MX boards with the ES8328 codec"
depends on OF && (I2C || SPI)
diff --git a/sound/soc/fsl/Makefile b/sound/soc/fsl/Makefile
index c67bf1139e1e..de94fa057e24 100644
--- a/sound/soc/fsl/Makefile
+++ b/sound/soc/fsl/Makefile
@@ -55,7 +55,6 @@ snd-soc-mx27vis-aic32x4-objs := mx27vis-aic32x4.o
snd-soc-wm1133-ev1-objs := wm1133-ev1.o
snd-soc-imx-es8328-objs := imx-es8328.o
snd-soc-imx-sgtl5000-objs := imx-sgtl5000.o
-snd-soc-imx-wm8962-objs := imx-wm8962.o
snd-soc-imx-spdif-objs := imx-spdif.o
snd-soc-imx-mc13783-objs := imx-mc13783.o
@@ -65,6 +64,5 @@ obj-$(CONFIG_SND_SOC_MX27VIS_AIC32X4) += snd-soc-mx27vis-aic32x4.o
obj-$(CONFIG_SND_MXC_SOC_WM1133_EV1) += snd-soc-wm1133-ev1.o
obj-$(CONFIG_SND_SOC_IMX_ES8328) += snd-soc-imx-es8328.o
obj-$(CONFIG_SND_SOC_IMX_SGTL5000) += snd-soc-imx-sgtl5000.o
-obj-$(CONFIG_SND_SOC_IMX_WM8962) += snd-soc-imx-wm8962.o
obj-$(CONFIG_SND_SOC_IMX_SPDIF) += snd-soc-imx-spdif.o
obj-$(CONFIG_SND_SOC_IMX_MC13783) += snd-soc-imx-mc13783.o
diff --git a/sound/soc/fsl/fsl-asoc-card.c b/sound/soc/fsl/fsl-asoc-card.c
index 989be518c4ed..4a6750aa3637 100644
--- a/sound/soc/fsl/fsl-asoc-card.c
+++ b/sound/soc/fsl/fsl-asoc-card.c
@@ -91,9 +91,9 @@ struct fsl_asoc_card_priv {
struct cpu_priv cpu_priv;
struct snd_soc_card card;
u32 sample_rate;
- u32 sample_format;
+ snd_pcm_format_t sample_format;
u32 asrc_rate;
- u32 asrc_format;
+ snd_pcm_format_t asrc_format;
u32 dai_fmt;
char name[32];
};
@@ -199,7 +199,7 @@ static int be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd,
mask = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
snd_mask_none(mask);
- snd_mask_set(mask, priv->asrc_format);
+ snd_mask_set(mask, (__force int)priv->asrc_format);
return 0;
}
diff --git a/sound/soc/fsl/fsl_asrc.c b/sound/soc/fsl/fsl_asrc.c
index 806d39927318..adfb8135d739 100644
--- a/sound/soc/fsl/fsl_asrc.c
+++ b/sound/soc/fsl/fsl_asrc.c
@@ -582,10 +582,6 @@ static struct snd_soc_dai_driver fsl_asrc_dai = {
.ops = &fsl_asrc_dai_ops,
};
-static const struct snd_soc_component_driver fsl_asrc_component = {
- .name = "fsl-asrc-dai",
-};
-
static bool fsl_asrc_readable_reg(struct device *dev, unsigned int reg)
{
switch (reg) {
@@ -927,12 +923,6 @@ static int fsl_asrc_probe(struct platform_device *pdev)
return ret;
}
- ret = devm_snd_soc_register_platform(&pdev->dev, &fsl_asrc_platform);
- if (ret) {
- dev_err(&pdev->dev, "failed to register ASoC platform\n");
- return ret;
- }
-
return 0;
}
diff --git a/sound/soc/fsl/fsl_asrc.h b/sound/soc/fsl/fsl_asrc.h
index 2c5856ac5bc3..d558dd5499a5 100644
--- a/sound/soc/fsl/fsl_asrc.h
+++ b/sound/soc/fsl/fsl_asrc.h
@@ -462,6 +462,7 @@ struct fsl_asrc {
u32 regcache_cfg;
};
-extern struct snd_soc_platform_driver fsl_asrc_platform;
+#define DRV_NAME "fsl-asrc-dai"
+extern struct snd_soc_component_driver fsl_asrc_component;
struct dma_chan *fsl_asrc_get_dma_channel(struct fsl_asrc_pair *pair, bool dir);
#endif /* _FSL_ASRC_H */
diff --git a/sound/soc/fsl/fsl_asrc_dma.c b/sound/soc/fsl/fsl_asrc_dma.c
index e1b97e59275a..565e16d8fe85 100644
--- a/sound/soc/fsl/fsl_asrc_dma.c
+++ b/sound/soc/fsl/fsl_asrc_dma.c
@@ -64,7 +64,8 @@ static int fsl_asrc_dma_prepare_and_submit(struct snd_pcm_substream *substream)
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_pcm_runtime *runtime = substream->runtime;
struct fsl_asrc_pair *pair = runtime->private_data;
- struct device *dev = rtd->platform->dev;
+ struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
+ struct device *dev = component->dev;
unsigned long flags = DMA_CTRL_ACK;
/* Prepare and submit Front-End DMA channel */
@@ -137,12 +138,13 @@ static int fsl_asrc_dma_hw_params(struct snd_pcm_substream *substream,
bool tx = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
struct snd_dmaengine_dai_dma_data *dma_params_fe = NULL;
struct snd_dmaengine_dai_dma_data *dma_params_be = NULL;
+ struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
struct snd_pcm_runtime *runtime = substream->runtime;
struct fsl_asrc_pair *pair = runtime->private_data;
struct fsl_asrc *asrc_priv = pair->asrc_priv;
struct dma_slave_config config_fe, config_be;
enum asrc_pair_index index = pair->index;
- struct device *dev = rtd->platform->dev;
+ struct device *dev = component->dev;
int stream = substream->stream;
struct imx_dma_data *tmp_data;
struct snd_soc_dpcm *dpcm;
@@ -274,7 +276,8 @@ static int fsl_asrc_dma_startup(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct snd_pcm_runtime *runtime = substream->runtime;
- struct device *dev = rtd->platform->dev;
+ struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
+ struct device *dev = component->dev;
struct fsl_asrc *asrc_priv = dev_get_drvdata(dev);
struct fsl_asrc_pair *pair;
@@ -381,9 +384,10 @@ static void fsl_asrc_dma_pcm_free(struct snd_pcm *pcm)
}
}
-struct snd_soc_platform_driver fsl_asrc_platform = {
+struct snd_soc_component_driver fsl_asrc_component = {
+ .name = DRV_NAME,
.ops = &fsl_asrc_dma_pcm_ops,
.pcm_new = fsl_asrc_dma_pcm_new,
.pcm_free = fsl_asrc_dma_pcm_free,
};
-EXPORT_SYMBOL_GPL(fsl_asrc_platform);
+EXPORT_SYMBOL_GPL(fsl_asrc_component);
diff --git a/sound/soc/fsl/fsl_dma.c b/sound/soc/fsl/fsl_dma.c
index 8c2981b70f64..fce2010d3c53 100644
--- a/sound/soc/fsl/fsl_dma.c
+++ b/sound/soc/fsl/fsl_dma.c
@@ -37,6 +37,8 @@
#include "fsl_dma.h"
#include "fsl_ssi.h" /* For the offset of stx0 and srx0 */
+#define DRV_NAME "fsl_dma"
+
/*
* The formats that the DMA controller supports, which is anything
* that is 8, 16, or 32 bits.
@@ -56,7 +58,7 @@
SNDRV_PCM_FMTBIT_U32_LE | \
SNDRV_PCM_FMTBIT_U32_BE)
struct dma_object {
- struct snd_soc_platform_driver dai;
+ struct snd_soc_component_driver dai;
dma_addr_t ssi_stx_phys;
dma_addr_t ssi_srx_phys;
unsigned int ssi_fifo_depth;
@@ -203,7 +205,8 @@ static irqreturn_t fsl_dma_isr(int irq, void *dev_id)
struct fsl_dma_private *dma_private = dev_id;
struct snd_pcm_substream *substream = dma_private->substream;
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct device *dev = rtd->platform->dev;
+ struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
+ struct device *dev = component->dev;
struct ccsr_dma_channel __iomem *dma_channel = dma_private->dma_channel;
irqreturn_t ret = IRQ_NONE;
u32 sr, sr2 = 0;
@@ -385,9 +388,10 @@ static int fsl_dma_open(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct device *dev = rtd->platform->dev;
+ struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
+ struct device *dev = component->dev;
struct dma_object *dma =
- container_of(rtd->platform->driver, struct dma_object, dai);
+ container_of(component->driver, struct dma_object, dai);
struct fsl_dma_private *dma_private;
struct ccsr_dma_channel __iomem *dma_channel;
dma_addr_t ld_buf_phys;
@@ -539,7 +543,8 @@ static int fsl_dma_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_runtime *runtime = substream->runtime;
struct fsl_dma_private *dma_private = runtime->private_data;
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct device *dev = rtd->platform->dev;
+ struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
+ struct device *dev = component->dev;
/* Number of bits per sample */
unsigned int sample_bits =
@@ -702,7 +707,8 @@ static snd_pcm_uframes_t fsl_dma_pointer(struct snd_pcm_substream *substream)
struct snd_pcm_runtime *runtime = substream->runtime;
struct fsl_dma_private *dma_private = runtime->private_data;
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct device *dev = rtd->platform->dev;
+ struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
+ struct device *dev = component->dev;
struct ccsr_dma_channel __iomem *dma_channel = dma_private->dma_channel;
dma_addr_t position;
snd_pcm_uframes_t frames;
@@ -799,9 +805,10 @@ static int fsl_dma_close(struct snd_pcm_substream *substream)
struct snd_pcm_runtime *runtime = substream->runtime;
struct fsl_dma_private *dma_private = runtime->private_data;
struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct device *dev = rtd->platform->dev;
+ struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
+ struct device *dev = component->dev;
struct dma_object *dma =
- container_of(rtd->platform->driver, struct dma_object, dai);
+ container_of(component->driver, struct dma_object, dai);
if (dma_private) {
if (dma_private->irq)
@@ -908,6 +915,7 @@ static int fsl_soc_dma_probe(struct platform_device *pdev)
return -ENOMEM;
}
+ dma->dai.name = DRV_NAME;
dma->dai.ops = &fsl_dma_ops;
dma->dai.pcm_new = fsl_dma_new;
dma->dai.pcm_free = fsl_dma_free_dma_buffers;
@@ -925,7 +933,7 @@ static int fsl_soc_dma_probe(struct platform_device *pdev)
of_node_put(ssi_np);
- ret = snd_soc_register_platform(&pdev->dev, &dma->dai);
+ ret = devm_snd_soc_register_component(&pdev->dev, &dma->dai, NULL, 0);
if (ret) {
dev_err(&pdev->dev, "could not register platform\n");
kfree(dma);
@@ -944,7 +952,6 @@ static int fsl_soc_dma_remove(struct platform_device *pdev)
{
struct dma_object *dma = dev_get_drvdata(&pdev->dev);
- snd_soc_unregister_platform(&pdev->dev);
iounmap(dma->channel);
irq_dispose_mapping(dma->irq);
kfree(dma);
diff --git a/sound/soc/fsl/fsl_esai.c b/sound/soc/fsl/fsl_esai.c
index cef79a1a620b..40a700493f4c 100644
--- a/sound/soc/fsl/fsl_esai.c
+++ b/sound/soc/fsl/fsl_esai.c
@@ -788,7 +788,7 @@ static int fsl_esai_probe(struct platform_device *pdev)
struct device_node *np = pdev->dev.of_node;
struct fsl_esai *esai_priv;
struct resource *res;
- const uint32_t *iprop;
+ const __be32 *iprop;
void __iomem *regs;
int irq, ret;
diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c
index aecd00f7929d..0823b08923b5 100644
--- a/sound/soc/fsl/fsl_ssi.c
+++ b/sound/soc/fsl/fsl_ssi.c
@@ -56,6 +56,10 @@
#include "fsl_ssi.h"
#include "imx-pcm.h"
+/* Define RX and TX to index ssi->regvals array; Can be 0 or 1 only */
+#define RX 0
+#define TX 1
+
/**
* FSLSSI_I2S_FORMATS: audio formats supported by the SSI
*
@@ -86,6 +90,16 @@
SNDRV_PCM_FMTBIT_S24_LE)
#endif
+/*
+ * In AC97 mode, TXDIR bit is forced to 0 and TFDIR bit is forced to 1:
+ * - SSI inputs external bit clock and outputs frame sync clock -- CBM_CFS
+ * - Also have NB_NF to mark these two clocks will not be inverted
+ */
+#define FSLSSI_AC97_DAIFMT \
+ (SND_SOC_DAIFMT_AC97 | \
+ SND_SOC_DAIFMT_CBM_CFS | \
+ SND_SOC_DAIFMT_NB_NF)
+
#define FSLSSI_SIER_DBG_RX_FLAGS \
(SSI_SIER_RFF0_EN | \
SSI_SIER_RLS_EN | \
@@ -201,7 +215,9 @@ struct fsl_ssi_soc_data {
* @cpu_dai_drv: CPU DAI driver for this device
*
* @dai_fmt: DAI configuration this device is currently used with
+ * @streams: Mask of current active streams: BIT(TX) and BIT(RX)
* @i2s_net: I2S and Network mode configurations of SCR register
+ * @synchronous: Use synchronous mode - both of TX and RX use STCK and SFCK
* @use_dma: DMA is used or FIQ with stream filter
* @use_dual_fifo: DMA with support for dual FIFO mode
* @has_ipg_clk_name: If "ipg" is in the clock name list of device tree
@@ -223,8 +239,12 @@ struct fsl_ssi_soc_data {
*
* @fiq_params: FIQ stream filtering parameters
*
- * @pdev: Pointer to pdev when using fsl-ssi as sound card (ppc only)
- * TODO: Should be replaced with simple-sound-card
+ * @card_pdev: Platform_device pointer to register a sound card for PowerPC or
+ * to register a CODEC platform device for AC97
+ * @card_name: Platform_device name to register a sound card for PowerPC or
+ * to register a CODEC platform device for AC97
+ * @card_idx: The index of SSI to register a sound card for PowerPC or
+ * to register a CODEC platform device for AC97
*
* @dbg_stats: Debugging statistics
*
@@ -245,7 +265,9 @@ struct fsl_ssi {
struct snd_soc_dai_driver cpu_dai_drv;
unsigned int dai_fmt;
+ u8 streams;
u8 i2s_net;
+ bool synchronous;
bool use_dma;
bool use_dual_fifo;
bool has_ipg_clk_name;
@@ -267,7 +289,9 @@ struct fsl_ssi {
struct imx_pcm_fiq_params fiq_params;
- struct platform_device *pdev;
+ struct platform_device *card_pdev;
+ char card_name[32];
+ u32 card_idx;
struct fsl_ssi_dbg dbg_stats;
@@ -376,181 +400,172 @@ static irqreturn_t fsl_ssi_isr(int irq, void *dev_id)
}
/**
- * Enable or disable all rx/tx config flags at once
+ * Set SCR, SIER, STCR and SRCR registers with cached values in regvals
+ *
+ * Notes:
+ * 1) For offline_config SoCs, enable all necessary bits of both streams
+ * when 1st stream starts, even if the opposite stream will not start
+ * 2) It also clears FIFO before setting regvals; SOR is safe to set online
*/
-static void fsl_ssi_rxtx_config(struct fsl_ssi *ssi, bool enable)
+static void fsl_ssi_config_enable(struct fsl_ssi *ssi, bool tx)
{
- struct regmap *regs = ssi->regs;
struct fsl_ssi_regvals *vals = ssi->regvals;
+ int dir = tx ? TX : RX;
+ u32 sier, srcr, stcr;
+
+ /* Clear dirty data in the FIFO; It also prevents channel slipping */
+ regmap_update_bits(ssi->regs, REG_SSI_SOR,
+ SSI_SOR_xX_CLR(tx), SSI_SOR_xX_CLR(tx));
+
+ /*
+ * On offline_config SoCs, SxCR and SIER are already configured when
+ * the previous stream started. So skip all SxCR and SIER settings
+ * to prevent online reconfigurations, then jump to set SCR directly
+ */
+ if (ssi->soc->offline_config && ssi->streams)
+ goto enable_scr;
- if (enable) {
- regmap_update_bits(regs, REG_SSI_SIER,
- vals[RX].sier | vals[TX].sier,
- vals[RX].sier | vals[TX].sier);
- regmap_update_bits(regs, REG_SSI_SRCR,
- vals[RX].srcr | vals[TX].srcr,
- vals[RX].srcr | vals[TX].srcr);
- regmap_update_bits(regs, REG_SSI_STCR,
- vals[RX].stcr | vals[TX].stcr,
- vals[RX].stcr | vals[TX].stcr);
+ if (ssi->soc->offline_config) {
+ /*
+ * Online reconfiguration not supported, so enable all bits for
+ * both streams at once to avoid necessity of reconfigurations
+ */
+ srcr = vals[RX].srcr | vals[TX].srcr;
+ stcr = vals[RX].stcr | vals[TX].stcr;
+ sier = vals[RX].sier | vals[TX].sier;
} else {
- regmap_update_bits(regs, REG_SSI_SRCR,
- vals[RX].srcr | vals[TX].srcr, 0);
- regmap_update_bits(regs, REG_SSI_STCR,
- vals[RX].stcr | vals[TX].stcr, 0);
- regmap_update_bits(regs, REG_SSI_SIER,
- vals[RX].sier | vals[TX].sier, 0);
+ /* Otherwise, only set bits for the current stream */
+ srcr = vals[dir].srcr;
+ stcr = vals[dir].stcr;
+ sier = vals[dir].sier;
}
-}
-/**
- * Clear remaining data in the FIFO to avoid dirty data or channel slipping
- */
-static void fsl_ssi_fifo_clear(struct fsl_ssi *ssi, bool is_rx)
-{
- bool tx = !is_rx;
+ /* Configure SRCR, STCR and SIER at once */
+ regmap_update_bits(ssi->regs, REG_SSI_SRCR, srcr, srcr);
+ regmap_update_bits(ssi->regs, REG_SSI_STCR, stcr, stcr);
+ regmap_update_bits(ssi->regs, REG_SSI_SIER, sier, sier);
- regmap_update_bits(ssi->regs, REG_SSI_SOR,
- SSI_SOR_xX_CLR(tx), SSI_SOR_xX_CLR(tx));
+enable_scr:
+ /*
+ * Start DMA before setting TE to avoid FIFO underrun
+ * which may cause a channel slip or a channel swap
+ *
+ * TODO: FIQ cases might also need this upon testing
+ */
+ if (ssi->use_dma && tx) {
+ int try = 100;
+ u32 sfcsr;
+
+ /* Enable SSI first to send TX DMA request */
+ regmap_update_bits(ssi->regs, REG_SSI_SCR,
+ SSI_SCR_SSIEN, SSI_SCR_SSIEN);
+
+ /* Busy wait until TX FIFO not empty -- DMA working */
+ do {
+ regmap_read(ssi->regs, REG_SSI_SFCSR, &sfcsr);
+ if (SSI_SFCSR_TFCNT0(sfcsr))
+ break;
+ } while (--try);
+
+ /* FIFO still empty -- something might be wrong */
+ if (!SSI_SFCSR_TFCNT0(sfcsr))
+ dev_warn(ssi->dev, "Timeout waiting TX FIFO filling\n");
+ }
+ /* Enable all remaining bits in SCR */
+ regmap_update_bits(ssi->regs, REG_SSI_SCR,
+ vals[dir].scr, vals[dir].scr);
+
+ /* Log the enabled stream to the mask */
+ ssi->streams |= BIT(dir);
}
/**
- * Calculate the bits that have to be disabled for the current stream that is
- * getting disabled. This keeps the bits enabled that are necessary for the
- * second stream to work if 'stream_active' is true.
+ * Exclude bits that are used by the opposite stream
*
- * Detailed calculation:
- * These are the values that need to be active after disabling. For non-active
- * second stream, this is 0:
- * vals_stream * !!stream_active
+ * When both streams are active, disabling some bits for the current stream
+ * might break the other stream if these bits are used by it.
*
- * The following computes the overall differences between the setup for the
- * to-disable stream and the active stream, a simple XOR:
- * vals_disable ^ (vals_stream * !!(stream_active))
+ * @vals : regvals of the current stream
+ * @avals: regvals of the opposite stream
+ * @aactive: active state of the opposite stream
*
- * The full expression adds a mask on all values we care about
+ * 1) XOR vals and avals to get the differences if the other stream is active;
+ * Otherwise, return current vals if the other stream is not active
+ * 2) AND the result of 1) with the current vals
*/
-#define fsl_ssi_disable_val(vals_disable, vals_stream, stream_active) \
- ((vals_disable) & \
- ((vals_disable) ^ ((vals_stream) * (u32)!!(stream_active))))
+#define _ssi_xor_shared_bits(vals, avals, aactive) \
+ ((vals) ^ ((avals) * (aactive)))
+
+#define ssi_excl_shared_bits(vals, avals, aactive) \
+ ((vals) & _ssi_xor_shared_bits(vals, avals, aactive))
/**
- * Enable or disable SSI configuration.
+ * Unset SCR, SIER, STCR and SRCR registers with cached values in regvals
+ *
+ * Notes:
+ * 1) For offline_config SoCs, to avoid online reconfigurations, disable all
+ * bits of both streams at once when the last stream is abort to end
+ * 2) It also clears FIFO after unsetting regvals; SOR is safe to set online
*/
-static void fsl_ssi_config(struct fsl_ssi *ssi, bool enable,
- struct fsl_ssi_regvals *vals)
+static void fsl_ssi_config_disable(struct fsl_ssi *ssi, bool tx)
{
- struct regmap *regs = ssi->regs;
- struct fsl_ssi_regvals *avals;
- int nr_active_streams;
- u32 scr;
- int keep_active;
-
- regmap_read(regs, REG_SSI_SCR, &scr);
+ struct fsl_ssi_regvals *vals, *avals;
+ u32 sier, srcr, stcr, scr;
+ int adir = tx ? RX : TX;
+ int dir = tx ? TX : RX;
+ bool aactive;
- nr_active_streams = !!(scr & SSI_SCR_TE) + !!(scr & SSI_SCR_RE);
+ /* Check if the opposite stream is active */
+ aactive = ssi->streams & BIT(adir);
- if (nr_active_streams - 1 > 0)
- keep_active = 1;
- else
- keep_active = 0;
+ vals = &ssi->regvals[dir];
- /* Get the opposite direction to keep its values untouched */
- if (&ssi->regvals[RX] == vals)
- avals = &ssi->regvals[TX];
- else
- avals = &ssi->regvals[RX];
-
- if (!enable) {
- /*
- * To keep the other stream safe, exclude shared bits between
- * both streams, and get safe bits to disable current stream
- */
- u32 scr = fsl_ssi_disable_val(vals->scr, avals->scr,
- keep_active);
- /* Safely disable SCR register for the stream */
- regmap_update_bits(regs, REG_SSI_SCR, scr, 0);
- }
+ /* Get regvals of the opposite stream to keep opposite stream safe */
+ avals = &ssi->regvals[adir];
/*
- * For cases where online configuration is not supported,
- * 1) Enable all necessary bits of both streams when 1st stream starts
- * even if the opposite stream will not start
- * 2) Disable all remaining bits of both streams when last stream ends
+ * To keep the other stream safe, exclude shared bits between
+ * both streams, and get safe bits to disable current stream
*/
- if (ssi->soc->offline_config) {
- if ((enable && !nr_active_streams) || (!enable && !keep_active))
- fsl_ssi_rxtx_config(ssi, enable);
+ scr = ssi_excl_shared_bits(vals->scr, avals->scr, aactive);
- goto config_done;
- }
+ /* Disable safe bits of SCR register for the current stream */
+ regmap_update_bits(ssi->regs, REG_SSI_SCR, scr, 0);
- /* Online configure single direction while SSI is running */
- if (enable) {
- fsl_ssi_fifo_clear(ssi, vals->scr & SSI_SCR_RE);
+ /* Log the disabled stream to the mask */
+ ssi->streams &= ~BIT(dir);
- regmap_update_bits(regs, REG_SSI_SRCR, vals->srcr, vals->srcr);
- regmap_update_bits(regs, REG_SSI_STCR, vals->stcr, vals->stcr);
- regmap_update_bits(regs, REG_SSI_SIER, vals->sier, vals->sier);
- } else {
- u32 sier;
- u32 srcr;
- u32 stcr;
+ /*
+ * On offline_config SoCs, if the other stream is active, skip
+ * SxCR and SIER settings to prevent online reconfigurations
+ */
+ if (ssi->soc->offline_config && aactive)
+ goto fifo_clear;
+ if (ssi->soc->offline_config) {
+ /* Now there is only current stream active, disable all bits */
+ srcr = vals->srcr | avals->srcr;
+ stcr = vals->stcr | avals->stcr;
+ sier = vals->sier | avals->sier;
+ } else {
/*
* To keep the other stream safe, exclude shared bits between
* both streams, and get safe bits to disable current stream
*/
- sier = fsl_ssi_disable_val(vals->sier, avals->sier,
- keep_active);
- srcr = fsl_ssi_disable_val(vals->srcr, avals->srcr,
- keep_active);
- stcr = fsl_ssi_disable_val(vals->stcr, avals->stcr,
- keep_active);
-
- /* Safely disable other control registers for the stream */
- regmap_update_bits(regs, REG_SSI_SRCR, srcr, 0);
- regmap_update_bits(regs, REG_SSI_STCR, stcr, 0);
- regmap_update_bits(regs, REG_SSI_SIER, sier, 0);
+ sier = ssi_excl_shared_bits(vals->sier, avals->sier, aactive);
+ srcr = ssi_excl_shared_bits(vals->srcr, avals->srcr, aactive);
+ stcr = ssi_excl_shared_bits(vals->stcr, avals->stcr, aactive);
}
-config_done:
- /* Enabling of subunits is done after configuration */
- if (enable) {
- /*
- * Start DMA before setting TE to avoid FIFO underrun
- * which may cause a channel slip or a channel swap
- *
- * TODO: FIQ cases might also need this upon testing
- */
- if (ssi->use_dma && (vals->scr & SSI_SCR_TE)) {
- int i;
- int max_loop = 100;
-
- /* Enable SSI first to send TX DMA request */
- regmap_update_bits(regs, REG_SSI_SCR,
- SSI_SCR_SSIEN, SSI_SCR_SSIEN);
-
- /* Busy wait until TX FIFO not empty -- DMA working */
- for (i = 0; i < max_loop; i++) {
- u32 sfcsr;
- regmap_read(regs, REG_SSI_SFCSR, &sfcsr);
- if (SSI_SFCSR_TFCNT0(sfcsr))
- break;
- }
- if (i == max_loop) {
- dev_err(ssi->dev,
- "Timeout waiting TX FIFO filling\n");
- }
- }
- /* Enable all remaining bits */
- regmap_update_bits(regs, REG_SSI_SCR, vals->scr, vals->scr);
- }
-}
+ /* Clear configurations of SRCR, STCR and SIER at once */
+ regmap_update_bits(ssi->regs, REG_SSI_SRCR, srcr, 0);
+ regmap_update_bits(ssi->regs, REG_SSI_STCR, stcr, 0);
+ regmap_update_bits(ssi->regs, REG_SSI_SIER, sier, 0);
-static void fsl_ssi_rx_config(struct fsl_ssi *ssi, bool enable)
-{
- fsl_ssi_config(ssi, enable, &ssi->regvals[RX]);
+fifo_clear:
+ /* Clear remaining data in the FIFO */
+ regmap_update_bits(ssi->regs, REG_SSI_SOR,
+ SSI_SOR_xX_CLR(tx), SSI_SOR_xX_CLR(tx));
}
static void fsl_ssi_tx_ac97_saccst_setup(struct fsl_ssi *ssi)
@@ -566,21 +581,6 @@ static void fsl_ssi_tx_ac97_saccst_setup(struct fsl_ssi *ssi)
}
}
-static void fsl_ssi_tx_config(struct fsl_ssi *ssi, bool enable)
-{
- /*
- * SACCST might be modified via AC Link by a CODEC if it sends
- * extra bits in their SLOTREQ requests, which'll accidentally
- * send valid data to slots other than normal playback slots.
- *
- * To be safe, configure SACCST right before TX starts.
- */
- if (enable && fsl_ssi_is_ac97(ssi))
- fsl_ssi_tx_ac97_saccst_setup(ssi);
-
- fsl_ssi_config(ssi, enable, &ssi->regvals[TX]);
-}
-
/**
* Cache critical bits of SIER, SRCR, STCR and SCR to later set them safely
*/
@@ -588,17 +588,20 @@ static void fsl_ssi_setup_regvals(struct fsl_ssi *ssi)
{
struct fsl_ssi_regvals *vals = ssi->regvals;
- vals[RX].sier = SSI_SIER_RFF0_EN;
+ vals[RX].sier = SSI_SIER_RFF0_EN | FSLSSI_SIER_DBG_RX_FLAGS;
vals[RX].srcr = SSI_SRCR_RFEN0;
- vals[RX].scr = 0;
- vals[TX].sier = SSI_SIER_TFE0_EN;
+ vals[RX].scr = SSI_SCR_SSIEN | SSI_SCR_RE;
+ vals[TX].sier = SSI_SIER_TFE0_EN | FSLSSI_SIER_DBG_TX_FLAGS;
vals[TX].stcr = SSI_STCR_TFEN0;
- vals[TX].scr = 0;
+ vals[TX].scr = SSI_SCR_SSIEN | SSI_SCR_TE;
/* AC97 has already enabled SSIEN, RE and TE, so ignore them */
- if (!fsl_ssi_is_ac97(ssi)) {
- vals[RX].scr = SSI_SCR_SSIEN | SSI_SCR_RE;
- vals[TX].scr = SSI_SCR_SSIEN | SSI_SCR_TE;
+ if (fsl_ssi_is_ac97(ssi))
+ vals[RX].scr = vals[TX].scr = 0;
+
+ if (ssi->use_dual_fifo) {
+ vals[RX].srcr |= SSI_SRCR_RFEN1;
+ vals[TX].stcr |= SSI_STCR_TFEN1;
}
if (ssi->use_dma) {
@@ -608,9 +611,6 @@ static void fsl_ssi_setup_regvals(struct fsl_ssi *ssi)
vals[RX].sier |= SSI_SIER_RIE;
vals[TX].sier |= SSI_SIER_TIE;
}
-
- vals[RX].sier |= FSLSSI_SIER_DBG_RX_FLAGS;
- vals[TX].sier |= FSLSSI_SIER_DBG_TX_FLAGS;
}
static void fsl_ssi_setup_ac97(struct fsl_ssi *ssi)
@@ -681,7 +681,6 @@ static int fsl_ssi_set_bclk(struct snd_pcm_substream *substream,
bool tx2, tx = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
struct fsl_ssi *ssi = snd_soc_dai_get_drvdata(dai);
struct regmap *regs = ssi->regs;
- int synchronous = ssi->cpu_dai_drv.symmetric_rates, ret;
u32 pm = 999, div2, psr, stccr, mask, afreq, factor, i;
unsigned long clkrate, baudrate, tmprate;
unsigned int slots = params_channels(hw_params);
@@ -689,6 +688,7 @@ static int fsl_ssi_set_bclk(struct snd_pcm_substream *substream,
u64 sub, savesub = 100000;
unsigned int freq;
bool baudclk_is_used;
+ int ret;
/* Override slots and slot_width if being specifically set... */
if (ssi->slots)
@@ -767,7 +767,7 @@ static int fsl_ssi_set_bclk(struct snd_pcm_substream *substream,
mask = SSI_SxCCR_PM_MASK | SSI_SxCCR_DIV2 | SSI_SxCCR_PSR;
/* STCCR is used for RX in synchronous mode */
- tx2 = tx || synchronous;
+ tx2 = tx || ssi->synchronous;
regmap_update_bits(regs, REG_SSI_SxCCR(tx2), mask, stccr);
if (!baudclk_is_used) {
@@ -803,11 +803,6 @@ static int fsl_ssi_hw_params(struct snd_pcm_substream *substream,
unsigned int sample_size = params_width(hw_params);
u32 wl = SSI_SxCCR_WL(sample_size);
int ret;
- u32 scr;
- int enabled;
-
- regmap_read(regs, REG_SSI_SCR, &scr);
- enabled = scr & SSI_SCR_SSIEN;
/*
* SSI is properly configured if it is enabled and running in
@@ -815,7 +810,7 @@ static int fsl_ssi_hw_params(struct snd_pcm_substream *substream,
* that should set separate configurations for STCCR and SRCCR
* despite running in the synchronous mode.
*/
- if (enabled && ssi->cpu_dai_drv.symmetric_rates)
+ if (ssi->streams && ssi->synchronous)
return 0;
if (fsl_ssi_is_i2s_master(ssi)) {
@@ -834,20 +829,20 @@ static int fsl_ssi_hw_params(struct snd_pcm_substream *substream,
}
if (!fsl_ssi_is_ac97(ssi)) {
- u8 i2s_net;
/* Normal + Network mode to send 16-bit data in 32-bit frames */
if (fsl_ssi_is_i2s_cbm_cfs(ssi) && sample_size == 16)
- i2s_net = SSI_SCR_I2S_MODE_NORMAL | SSI_SCR_NET;
- else
- i2s_net = ssi->i2s_net;
+ ssi->i2s_net = SSI_SCR_I2S_MODE_NORMAL | SSI_SCR_NET;
+
+ /* Use Normal mode to send mono data at 1st slot of 2 slots */
+ if (channels == 1)
+ ssi->i2s_net = SSI_SCR_I2S_MODE_NORMAL;
regmap_update_bits(regs, REG_SSI_SCR,
- SSI_SCR_I2S_NET_MASK,
- channels == 1 ? 0 : i2s_net);
+ SSI_SCR_I2S_NET_MASK, ssi->i2s_net);
}
/* In synchronous mode, the SSI uses STCCR for capture */
- tx2 = tx || ssi->cpu_dai_drv.symmetric_rates;
+ tx2 = tx || ssi->synchronous;
regmap_update_bits(regs, REG_SSI_SxCCR(tx2), SSI_SxCCR_WL_MASK, wl);
return 0;
@@ -868,45 +863,31 @@ static int fsl_ssi_hw_free(struct snd_pcm_substream *substream,
return 0;
}
-static int _fsl_ssi_set_dai_fmt(struct device *dev,
- struct fsl_ssi *ssi, unsigned int fmt)
+static int _fsl_ssi_set_dai_fmt(struct fsl_ssi *ssi, unsigned int fmt)
{
- struct regmap *regs = ssi->regs;
- u32 strcr = 0, stcr, srcr, scr, mask;
- u8 wm;
+ u32 strcr = 0, scr = 0, stcr, srcr, mask;
ssi->dai_fmt = fmt;
- if (fsl_ssi_is_i2s_master(ssi) && IS_ERR(ssi->baudclk)) {
- dev_err(dev, "missing baudclk for master mode\n");
- return -EINVAL;
- }
-
- fsl_ssi_setup_regvals(ssi);
-
- regmap_read(regs, REG_SSI_SCR, &scr);
- scr &= ~(SSI_SCR_SYN | SSI_SCR_I2S_MODE_MASK);
/* Synchronize frame sync clock for TE to avoid data slipping */
scr |= SSI_SCR_SYNC_TX_FS;
- mask = SSI_STCR_TXBIT0 | SSI_STCR_TFDIR | SSI_STCR_TXDIR |
- SSI_STCR_TSCKP | SSI_STCR_TFSI | SSI_STCR_TFSL | SSI_STCR_TEFS;
- regmap_read(regs, REG_SSI_STCR, &stcr);
- regmap_read(regs, REG_SSI_SRCR, &srcr);
- stcr &= ~mask;
- srcr &= ~mask;
+ /* Set to default shifting settings: LSB_ALIGNED */
+ strcr |= SSI_STCR_TXBIT0;
/* Use Network mode as default */
ssi->i2s_net = SSI_SCR_NET;
switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
case SND_SOC_DAIFMT_I2S:
- regmap_update_bits(regs, REG_SSI_STCCR,
- SSI_SxCCR_DC_MASK, SSI_SxCCR_DC(2));
- regmap_update_bits(regs, REG_SSI_SRCCR,
- SSI_SxCCR_DC_MASK, SSI_SxCCR_DC(2));
switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
- case SND_SOC_DAIFMT_CBM_CFS:
case SND_SOC_DAIFMT_CBS_CFS:
+ if (IS_ERR(ssi->baudclk)) {
+ dev_err(ssi->dev,
+ "missing baudclk for master mode\n");
+ return -EINVAL;
+ }
+ /* fall through */
+ case SND_SOC_DAIFMT_CBM_CFS:
ssi->i2s_net |= SSI_SCR_I2S_MODE_MASTER;
break;
case SND_SOC_DAIFMT_CBM_CFM:
@@ -916,30 +897,34 @@ static int _fsl_ssi_set_dai_fmt(struct device *dev,
return -EINVAL;
}
+ regmap_update_bits(ssi->regs, REG_SSI_STCCR,
+ SSI_SxCCR_DC_MASK, SSI_SxCCR_DC(2));
+ regmap_update_bits(ssi->regs, REG_SSI_SRCCR,
+ SSI_SxCCR_DC_MASK, SSI_SxCCR_DC(2));
+
/* Data on rising edge of bclk, frame low, 1clk before data */
- strcr |= SSI_STCR_TFSI | SSI_STCR_TSCKP |
- SSI_STCR_TXBIT0 | SSI_STCR_TEFS;
+ strcr |= SSI_STCR_TFSI | SSI_STCR_TSCKP | SSI_STCR_TEFS;
break;
case SND_SOC_DAIFMT_LEFT_J:
/* Data on rising edge of bclk, frame high */
- strcr |= SSI_STCR_TXBIT0 | SSI_STCR_TSCKP;
+ strcr |= SSI_STCR_TSCKP;
break;
case SND_SOC_DAIFMT_DSP_A:
/* Data on rising edge of bclk, frame high, 1clk before data */
- strcr |= SSI_STCR_TFSL | SSI_STCR_TSCKP |
- SSI_STCR_TXBIT0 | SSI_STCR_TEFS;
+ strcr |= SSI_STCR_TFSL | SSI_STCR_TSCKP | SSI_STCR_TEFS;
break;
case SND_SOC_DAIFMT_DSP_B:
/* Data on rising edge of bclk, frame high */
- strcr |= SSI_STCR_TFSL | SSI_STCR_TSCKP | SSI_STCR_TXBIT0;
+ strcr |= SSI_STCR_TFSL | SSI_STCR_TSCKP;
break;
case SND_SOC_DAIFMT_AC97:
/* Data on falling edge of bclk, frame high, 1clk before data */
- ssi->i2s_net |= SSI_SCR_I2S_MODE_NORMAL;
+ strcr |= SSI_STCR_TEFS;
break;
default:
return -EINVAL;
}
+
scr |= ssi->i2s_net;
/* DAI clock inversion */
@@ -973,49 +958,33 @@ static int _fsl_ssi_set_dai_fmt(struct device *dev,
break;
case SND_SOC_DAIFMT_CBM_CFM:
/* Input bit or frame sync clocks */
- scr &= ~SSI_SCR_SYS_CLK_EN;
break;
case SND_SOC_DAIFMT_CBM_CFS:
/* Input bit clock but output frame sync clock */
- strcr &= ~SSI_STCR_TXDIR;
strcr |= SSI_STCR_TFDIR;
- scr &= ~SSI_SCR_SYS_CLK_EN;
break;
default:
- if (!fsl_ssi_is_ac97(ssi))
- return -EINVAL;
+ return -EINVAL;
}
- stcr |= strcr;
- srcr |= strcr;
+ stcr = strcr;
+ srcr = strcr;
/* Set SYN mode and clear RXDIR bit when using SYN or AC97 mode */
- if (ssi->cpu_dai_drv.symmetric_rates || fsl_ssi_is_ac97(ssi)) {
+ if (ssi->synchronous || fsl_ssi_is_ac97(ssi)) {
srcr &= ~SSI_SRCR_RXDIR;
scr |= SSI_SCR_SYN;
}
- regmap_write(regs, REG_SSI_STCR, stcr);
- regmap_write(regs, REG_SSI_SRCR, srcr);
- regmap_write(regs, REG_SSI_SCR, scr);
+ mask = SSI_STCR_TFDIR | SSI_STCR_TXDIR | SSI_STCR_TSCKP |
+ SSI_STCR_TFSL | SSI_STCR_TFSI | SSI_STCR_TEFS | SSI_STCR_TXBIT0;
- wm = ssi->fifo_watermark;
+ regmap_update_bits(ssi->regs, REG_SSI_STCR, mask, stcr);
+ regmap_update_bits(ssi->regs, REG_SSI_SRCR, mask, srcr);
- regmap_write(regs, REG_SSI_SFCSR,
- SSI_SFCSR_TFWM0(wm) | SSI_SFCSR_RFWM0(wm) |
- SSI_SFCSR_TFWM1(wm) | SSI_SFCSR_RFWM1(wm));
-
- if (ssi->use_dual_fifo) {
- regmap_update_bits(regs, REG_SSI_SRCR,
- SSI_SRCR_RFEN1, SSI_SRCR_RFEN1);
- regmap_update_bits(regs, REG_SSI_STCR,
- SSI_STCR_TFEN1, SSI_STCR_TFEN1);
- regmap_update_bits(regs, REG_SSI_SCR,
- SSI_SCR_TCH_EN, SSI_SCR_TCH_EN);
- }
-
- if ((fmt & SND_SOC_DAIFMT_FORMAT_MASK) == SND_SOC_DAIFMT_AC97)
- fsl_ssi_setup_ac97(ssi);
+ mask = SSI_SCR_SYNC_TX_FS | SSI_SCR_I2S_MODE_MASK |
+ SSI_SCR_SYS_CLK_EN | SSI_SCR_SYN;
+ regmap_update_bits(ssi->regs, REG_SSI_SCR, mask, scr);
return 0;
}
@@ -1031,7 +1000,7 @@ static int fsl_ssi_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
if (fsl_ssi_is_ac97(ssi))
return 0;
- return _fsl_ssi_set_dai_fmt(dai->dev, ssi, fmt);
+ return _fsl_ssi_set_dai_fmt(ssi, fmt);
}
/**
@@ -1051,9 +1020,7 @@ static int fsl_ssi_set_dai_tdm_slot(struct snd_soc_dai *dai, u32 tx_mask,
}
/* The slot number should be >= 2 if using Network mode or I2S mode */
- regmap_read(regs, REG_SSI_SCR, &val);
- val &= SSI_SCR_I2S_MODE_MASK | SSI_SCR_NET;
- if (val && slots < 2) {
+ if (ssi->i2s_net && slots < 2) {
dev_err(dai->dev, "slot number should be >= 2 in I2S or NET\n");
return -EINVAL;
}
@@ -1063,9 +1030,8 @@ static int fsl_ssi_set_dai_tdm_slot(struct snd_soc_dai *dai, u32 tx_mask,
regmap_update_bits(regs, REG_SSI_SRCCR,
SSI_SxCCR_DC_MASK, SSI_SxCCR_DC(slots));
- /* Save SSIEN bit of the SCR register */
+ /* Save the SCR register value */
regmap_read(regs, REG_SSI_SCR, &val);
- val &= SSI_SCR_SSIEN;
/* Temporarily enable SSI to allow SxMSKs to be configurable */
regmap_update_bits(regs, REG_SSI_SCR, SSI_SCR_SSIEN, SSI_SCR_SSIEN);
@@ -1092,39 +1058,34 @@ static int fsl_ssi_trigger(struct snd_pcm_substream *substream, int cmd,
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
struct fsl_ssi *ssi = snd_soc_dai_get_drvdata(rtd->cpu_dai);
- struct regmap *regs = ssi->regs;
+ bool tx = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_RESUME:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- fsl_ssi_tx_config(ssi, true);
- else
- fsl_ssi_rx_config(ssi, true);
+ /*
+ * SACCST might be modified via AC Link by a CODEC if it sends
+ * extra bits in their SLOTREQ requests, which'll accidentally
+ * send valid data to slots other than normal playback slots.
+ *
+ * To be safe, configure SACCST right before TX starts.
+ */
+ if (tx && fsl_ssi_is_ac97(ssi))
+ fsl_ssi_tx_ac97_saccst_setup(ssi);
+ fsl_ssi_config_enable(ssi, tx);
break;
case SNDRV_PCM_TRIGGER_STOP:
case SNDRV_PCM_TRIGGER_SUSPEND:
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- fsl_ssi_tx_config(ssi, false);
- else
- fsl_ssi_rx_config(ssi, false);
+ fsl_ssi_config_disable(ssi, tx);
break;
default:
return -EINVAL;
}
- /* Clear corresponding FIFO */
- if (fsl_ssi_is_ac97(ssi)) {
- if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- regmap_write(regs, REG_SSI_SOR, SSI_SOR_TX_CLR);
- else
- regmap_write(regs, REG_SSI_SOR, SSI_SOR_RX_CLR);
- }
-
return 0;
}
@@ -1132,10 +1093,9 @@ static int fsl_ssi_dai_probe(struct snd_soc_dai *dai)
{
struct fsl_ssi *ssi = snd_soc_dai_get_drvdata(dai);
- if (ssi->soc->imx && ssi->use_dma) {
- dai->playback_dma_data = &ssi->dma_params_tx;
- dai->capture_dma_data = &ssi->dma_params_rx;
- }
+ if (ssi->soc->imx && ssi->use_dma)
+ snd_soc_dai_init_dma_data(dai, &ssi->dma_params_tx,
+ &ssi->dma_params_rx);
return 0;
}
@@ -1175,6 +1135,7 @@ static const struct snd_soc_component_driver fsl_ssi_component = {
static struct snd_soc_dai_driver fsl_ssi_ac97_dai = {
.bus_control = true,
+ .symmetric_channels = 1,
.probe = fsl_ssi_dai_probe,
.playback = {
.stream_name = "AC97 Playback",
@@ -1272,6 +1233,53 @@ static struct snd_ac97_bus_ops fsl_ssi_ac97_ops = {
};
/**
+ * Initialize SSI registers
+ */
+static int fsl_ssi_hw_init(struct fsl_ssi *ssi)
+{
+ u32 wm = ssi->fifo_watermark;
+
+ /* Initialize regvals */
+ fsl_ssi_setup_regvals(ssi);
+
+ /* Set watermarks */
+ regmap_write(ssi->regs, REG_SSI_SFCSR,
+ SSI_SFCSR_TFWM0(wm) | SSI_SFCSR_RFWM0(wm) |
+ SSI_SFCSR_TFWM1(wm) | SSI_SFCSR_RFWM1(wm));
+
+ /* Enable Dual FIFO mode */
+ if (ssi->use_dual_fifo)
+ regmap_update_bits(ssi->regs, REG_SSI_SCR,
+ SSI_SCR_TCH_EN, SSI_SCR_TCH_EN);
+
+ /* AC97 should start earlier to communicate with CODECs */
+ if (fsl_ssi_is_ac97(ssi)) {
+ _fsl_ssi_set_dai_fmt(ssi, ssi->dai_fmt);
+ fsl_ssi_setup_ac97(ssi);
+ }
+
+ return 0;
+}
+
+/**
+ * Clear SSI registers
+ */
+static void fsl_ssi_hw_clean(struct fsl_ssi *ssi)
+{
+ /* Disable registers for AC97 */
+ if (fsl_ssi_is_ac97(ssi)) {
+ /* Disable TE and RE bits first */
+ regmap_update_bits(ssi->regs, REG_SSI_SCR,
+ SSI_SCR_TE | SSI_SCR_RE, 0);
+ /* Disable AC97 mode */
+ regmap_write(ssi->regs, REG_SSI_SACNT, 0);
+ /* Unset WAIT bits */
+ regmap_write(ssi->regs, REG_SSI_SOR, 0);
+ /* Disable SSI -- software reset */
+ regmap_update_bits(ssi->regs, REG_SSI_SCR, SSI_SCR_SSIEN, 0);
+ }
+}
+/**
* Make every character in a string lower-case
*/
static void make_lowercase(char *s)
@@ -1285,9 +1293,7 @@ static void make_lowercase(char *s)
static int fsl_ssi_imx_probe(struct platform_device *pdev,
struct fsl_ssi *ssi, void __iomem *iomem)
{
- struct device_node *np = pdev->dev.of_node;
struct device *dev = &pdev->dev;
- u32 dmas[4];
int ret;
/* Backward compatible for a DT without ipg clock name assigned */
@@ -1321,14 +1327,8 @@ static int fsl_ssi_imx_probe(struct platform_device *pdev,
ssi->dma_params_tx.addr = ssi->ssi_phys + REG_SSI_STX0;
ssi->dma_params_rx.addr = ssi->ssi_phys + REG_SSI_SRX0;
- /* Set to dual FIFO mode according to the SDMA sciprt */
- ret = of_property_read_u32_array(np, "dmas", dmas, 4);
- if (ssi->use_dma && !ret && dmas[2] == IMX_DMATYPE_SSI_DUAL) {
- ssi->use_dual_fifo = true;
- /*
- * Use even numbers to avoid channel swap due to SDMA
- * script design
- */
+ /* Use even numbers to avoid channel swap due to SDMA script design */
+ if (ssi->use_dual_fifo) {
ssi->dma_params_tx.maxburst &= ~0x1;
ssi->dma_params_rx.maxburst &= ~0x1;
}
@@ -1369,41 +1369,109 @@ static void fsl_ssi_imx_clean(struct platform_device *pdev, struct fsl_ssi *ssi)
clk_disable_unprepare(ssi->clk);
}
-static int fsl_ssi_probe(struct platform_device *pdev)
+static int fsl_ssi_probe_from_dt(struct fsl_ssi *ssi)
{
- struct fsl_ssi *ssi;
- int ret = 0;
- struct device_node *np = pdev->dev.of_node;
- struct device *dev = &pdev->dev;
+ struct device *dev = ssi->dev;
+ struct device_node *np = dev->of_node;
const struct of_device_id *of_id;
const char *p, *sprop;
- const uint32_t *iprop;
- struct resource *res;
- void __iomem *iomem;
- char name[64];
- struct regmap_config regconfig = fsl_ssi_regconfig;
+ const __be32 *iprop;
+ u32 dmas[4];
+ int ret;
of_id = of_match_device(fsl_ssi_ids, dev);
if (!of_id || !of_id->data)
return -EINVAL;
- ssi = devm_kzalloc(dev, sizeof(*ssi), GFP_KERNEL);
- if (!ssi)
- return -ENOMEM;
-
ssi->soc = of_id->data;
- ssi->dev = dev;
+
+ ret = of_property_match_string(np, "clock-names", "ipg");
+ /* Get error code if not found */
+ ssi->has_ipg_clk_name = ret >= 0;
/* Check if being used in AC97 mode */
sprop = of_get_property(np, "fsl,mode", NULL);
- if (sprop) {
- if (!strcmp(sprop, "ac97-slave"))
- ssi->dai_fmt = SND_SOC_DAIFMT_AC97;
+ if (sprop && !strcmp(sprop, "ac97-slave")) {
+ ssi->dai_fmt = FSLSSI_AC97_DAIFMT;
+
+ ret = of_property_read_u32(np, "cell-index", &ssi->card_idx);
+ if (ret) {
+ dev_err(dev, "failed to get SSI index property\n");
+ return -EINVAL;
+ }
+ strcpy(ssi->card_name, "ac97-codec");
+ } else if (!of_find_property(np, "fsl,ssi-asynchronous", NULL)) {
+ /*
+ * In synchronous mode, STCK and STFS ports are used by RX
+ * as well. So the software should limit the sample rates,
+ * sample bits and channels to be symmetric.
+ *
+ * This is exclusive with FSLSSI_AC97_FORMATS as AC97 runs
+ * in the SSI synchronous mode however it does not have to
+ * limit symmetric sample rates and sample bits.
+ */
+ ssi->synchronous = true;
}
/* Select DMA or FIQ */
ssi->use_dma = !of_property_read_bool(np, "fsl,fiq-stream-filter");
+ /* Fetch FIFO depth; Set to 8 for older DT without this property */
+ iprop = of_get_property(np, "fsl,fifo-depth", NULL);
+ if (iprop)
+ ssi->fifo_depth = be32_to_cpup(iprop);
+ else
+ ssi->fifo_depth = 8;
+
+ /* Use dual FIFO mode depending on the support from SDMA script */
+ ret = of_property_read_u32_array(np, "dmas", dmas, 4);
+ if (ssi->use_dma && !ret && dmas[2] == IMX_DMATYPE_SSI_DUAL)
+ ssi->use_dual_fifo = true;
+
+ /*
+ * Backward compatible for older bindings by manually triggering the
+ * machine driver's probe(). Use /compatible property, including the
+ * address of CPU DAI driver structure, as the name of machine driver
+ *
+ * If card_name is set by AC97 earlier, bypass here since it uses a
+ * different name to register the device.
+ */
+ if (!ssi->card_name[0] && of_get_property(np, "codec-handle", NULL)) {
+ sprop = of_get_property(of_find_node_by_path("/"),
+ "compatible", NULL);
+ /* Strip "fsl," in the compatible name if applicable */
+ p = strrchr(sprop, ',');
+ if (p)
+ sprop = p + 1;
+ snprintf(ssi->card_name, sizeof(ssi->card_name),
+ "snd-soc-%s", sprop);
+ make_lowercase(ssi->card_name);
+ ssi->card_idx = 0;
+ }
+
+ return 0;
+}
+
+static int fsl_ssi_probe(struct platform_device *pdev)
+{
+ struct regmap_config regconfig = fsl_ssi_regconfig;
+ struct device *dev = &pdev->dev;
+ struct fsl_ssi *ssi;
+ struct resource *res;
+ void __iomem *iomem;
+ int ret = 0;
+
+ ssi = devm_kzalloc(dev, sizeof(*ssi), GFP_KERNEL);
+ if (!ssi)
+ return -ENOMEM;
+
+ ssi->dev = dev;
+
+ /* Probe from DT */
+ ret = fsl_ssi_probe_from_dt(ssi);
+ if (ret)
+ return ret;
+
if (fsl_ssi_is_ac97(ssi)) {
memcpy(&ssi->cpu_dai_drv, &fsl_ssi_ac97_dai,
sizeof(fsl_ssi_ac97_dai));
@@ -1427,15 +1495,11 @@ static int fsl_ssi_probe(struct platform_device *pdev)
REG_SSI_SRMSK / sizeof(uint32_t) + 1;
}
- ret = of_property_match_string(np, "clock-names", "ipg");
- if (ret < 0) {
- ssi->has_ipg_clk_name = false;
- ssi->regs = devm_regmap_init_mmio(dev, iomem, &regconfig);
- } else {
- ssi->has_ipg_clk_name = true;
+ if (ssi->has_ipg_clk_name)
ssi->regs = devm_regmap_init_mmio_clk(dev, "ipg", iomem,
&regconfig);
- }
+ else
+ ssi->regs = devm_regmap_init_mmio(dev, iomem, &regconfig);
if (IS_ERR(ssi->regs)) {
dev_err(dev, "failed to init register map\n");
return PTR_ERR(ssi->regs);
@@ -1447,23 +1511,13 @@ static int fsl_ssi_probe(struct platform_device *pdev)
return ssi->irq;
}
- /* Set software limitations for synchronous mode */
- if (!of_find_property(np, "fsl,ssi-asynchronous", NULL)) {
- if (!fsl_ssi_is_ac97(ssi)) {
- ssi->cpu_dai_drv.symmetric_rates = 1;
- ssi->cpu_dai_drv.symmetric_samplebits = 1;
- }
-
+ /* Set software limitations for synchronous mode except AC97 */
+ if (ssi->synchronous && !fsl_ssi_is_ac97(ssi)) {
+ ssi->cpu_dai_drv.symmetric_rates = 1;
ssi->cpu_dai_drv.symmetric_channels = 1;
+ ssi->cpu_dai_drv.symmetric_samplebits = 1;
}
- /* Fetch FIFO depth; Set to 8 for older DT without this property */
- iprop = of_get_property(np, "fsl,fifo-depth", NULL);
- if (iprop)
- ssi->fifo_depth = be32_to_cpup(iprop);
- else
- ssi->fifo_depth = 8;
-
/*
* Configure TX and RX DMA watermarks -- when to send a DMA request
*
@@ -1528,50 +1582,27 @@ static int fsl_ssi_probe(struct platform_device *pdev)
if (ret)
goto error_asoc_register;
- /* Bypass it if using newer DT bindings of ASoC machine drivers */
- if (!of_get_property(np, "codec-handle", NULL))
- goto done;
-
- /*
- * Backward compatible for older bindings by manually triggering the
- * machine driver's probe(). Use /compatible property, including the
- * address of CPU DAI driver structure, as the name of machine driver.
- */
- sprop = of_get_property(of_find_node_by_path("/"), "compatible", NULL);
- /* Sometimes the compatible name has a "fsl," prefix, so we strip it. */
- p = strrchr(sprop, ',');
- if (p)
- sprop = p + 1;
- snprintf(name, sizeof(name), "snd-soc-%s", sprop);
- make_lowercase(name);
-
- ssi->pdev = platform_device_register_data(dev, name, 0, NULL, 0);
- if (IS_ERR(ssi->pdev)) {
- ret = PTR_ERR(ssi->pdev);
- dev_err(dev, "failed to register platform: %d\n", ret);
- goto error_sound_card;
- }
-
-done:
- if (ssi->dai_fmt)
- _fsl_ssi_set_dai_fmt(dev, ssi, ssi->dai_fmt);
-
- if (fsl_ssi_is_ac97(ssi)) {
- u32 ssi_idx;
+ /* Initially configures SSI registers */
+ fsl_ssi_hw_init(ssi);
- ret = of_property_read_u32(np, "cell-index", &ssi_idx);
- if (ret) {
- dev_err(dev, "failed to get SSI index property\n");
- goto error_sound_card;
- }
-
- ssi->pdev = platform_device_register_data(NULL, "ac97-codec",
- ssi_idx, NULL, 0);
- if (IS_ERR(ssi->pdev)) {
- ret = PTR_ERR(ssi->pdev);
- dev_err(dev,
- "failed to register AC97 codec platform: %d\n",
- ret);
+ /* Register a platform device for older bindings or AC97 */
+ if (ssi->card_name[0]) {
+ struct device *parent = dev;
+ /*
+ * Do not set SSI dev as the parent of AC97 CODEC device since
+ * it does not have a DT node. Otherwise ASoC core will assume
+ * CODEC has the same DT node as the SSI, so it may bypass the
+ * dai_probe() of SSI and then cause NULL DMA data pointers.
+ */
+ if (fsl_ssi_is_ac97(ssi))
+ parent = NULL;
+
+ ssi->card_pdev = platform_device_register_data(parent,
+ ssi->card_name, ssi->card_idx, NULL, 0);
+ if (IS_ERR(ssi->card_pdev)) {
+ ret = PTR_ERR(ssi->card_pdev);
+ dev_err(dev, "failed to register %s: %d\n",
+ ssi->card_name, ret);
goto error_sound_card;
}
}
@@ -1599,8 +1630,11 @@ static int fsl_ssi_remove(struct platform_device *pdev)
fsl_ssi_debugfs_remove(&ssi->dbg_stats);
- if (ssi->pdev)
- platform_device_unregister(ssi->pdev);
+ if (ssi->card_pdev)
+ platform_device_unregister(ssi->card_pdev);
+
+ /* Clean up SSI registers */
+ fsl_ssi_hw_clean(ssi);
if (ssi->soc->imx)
fsl_ssi_imx_clean(pdev, ssi);
diff --git a/sound/soc/fsl/fsl_ssi.h b/sound/soc/fsl/fsl_ssi.h
index de2fdc5db726..18f8dd5209d5 100644
--- a/sound/soc/fsl/fsl_ssi.h
+++ b/sound/soc/fsl/fsl_ssi.h
@@ -12,9 +12,6 @@
#ifndef _MPC8610_I2S_H
#define _MPC8610_I2S_H
-#define RX 0
-#define TX 1
-
/* -- SSI Register Map -- */
/* SSI Transmit Data Register 0 */
diff --git a/sound/soc/fsl/fsl_utils.c b/sound/soc/fsl/fsl_utils.c
index b9e42b503a37..7592b0406370 100644
--- a/sound/soc/fsl/fsl_utils.c
+++ b/sound/soc/fsl/fsl_utils.c
@@ -36,7 +36,7 @@ int fsl_asoc_get_dma_channel(struct device_node *ssi_np,
{
struct resource res;
struct device_node *dma_channel_np, *dma_np;
- const u32 *iprop;
+ const __be32 *iprop;
int ret;
dma_channel_np = of_parse_phandle(ssi_np, name, 0);
diff --git a/sound/soc/fsl/imx-pcm-fiq.c b/sound/soc/fsl/imx-pcm-fiq.c
index 4e5fefee111e..0578f3486847 100644
--- a/sound/soc/fsl/imx-pcm-fiq.c
+++ b/sound/soc/fsl/imx-pcm-fiq.c
@@ -341,7 +341,7 @@ static void imx_pcm_fiq_free(struct snd_pcm *pcm)
imx_pcm_free(pcm);
}
-static const struct snd_soc_platform_driver imx_soc_platform_fiq = {
+static const struct snd_soc_component_driver imx_soc_component_fiq = {
.ops = &imx_pcm_ops,
.pcm_new = imx_pcm_fiq_new,
.pcm_free = imx_pcm_fiq_free,
@@ -368,7 +368,8 @@ int imx_pcm_fiq_init(struct platform_device *pdev,
params->dma_params_tx->maxburst = 4;
params->dma_params_rx->maxburst = 6;
- ret = snd_soc_register_platform(&pdev->dev, &imx_soc_platform_fiq);
+ ret = devm_snd_soc_register_component(&pdev->dev, &imx_soc_component_fiq,
+ NULL, 0);
if (ret)
goto failed_register;
@@ -384,7 +385,6 @@ EXPORT_SYMBOL_GPL(imx_pcm_fiq_init);
void imx_pcm_fiq_exit(struct platform_device *pdev)
{
- snd_soc_unregister_platform(&pdev->dev);
}
EXPORT_SYMBOL_GPL(imx_pcm_fiq_exit);
diff --git a/sound/soc/fsl/imx-wm8962.c b/sound/soc/fsl/imx-wm8962.c
deleted file mode 100644
index 206b898e554c..000000000000
--- a/sound/soc/fsl/imx-wm8962.c
+++ /dev/null
@@ -1,312 +0,0 @@
-/*
- * Copyright 2013 Freescale Semiconductor, Inc.
- *
- * Based on imx-sgtl5000.c
- * Copyright 2012 Freescale Semiconductor, Inc.
- * Copyright 2012 Linaro Ltd.
- *
- * The code contained herein is licensed under the GNU General Public
- * License. You may obtain a copy of the GNU General Public License
- * Version 2 or later at the following locations:
- *
- * http://www.opensource.org/licenses/gpl-license.html
- * http://www.gnu.org/copyleft/gpl.html
- */
-
-#include <linux/module.h>
-#include <linux/of_platform.h>
-#include <linux/i2c.h>
-#include <linux/slab.h>
-#include <linux/clk.h>
-#include <sound/soc.h>
-#include <sound/pcm_params.h>
-#include <sound/soc-dapm.h>
-#include <linux/pinctrl/consumer.h>
-
-#include "../codecs/wm8962.h"
-#include "imx-audmux.h"
-
-#define DAI_NAME_SIZE 32
-
-struct imx_wm8962_data {
- struct snd_soc_dai_link dai;
- struct snd_soc_card card;
- char codec_dai_name[DAI_NAME_SIZE];
- char platform_name[DAI_NAME_SIZE];
- unsigned int clk_frequency;
-};
-
-struct imx_priv {
- struct platform_device *pdev;
- int sample_rate;
- snd_pcm_format_t sample_format;
-};
-
-static const struct snd_soc_dapm_widget imx_wm8962_dapm_widgets[] = {
- SND_SOC_DAPM_HP("Headphone Jack", NULL),
- SND_SOC_DAPM_SPK("Ext Spk", NULL),
- SND_SOC_DAPM_MIC("AMIC", NULL),
- SND_SOC_DAPM_MIC("DMIC", NULL),
-};
-
-static int imx_hifi_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct imx_priv *priv = snd_soc_card_get_drvdata(rtd->card);
-
- priv->sample_rate = params_rate(params);
- priv->sample_format = params_format(params);
-
- return 0;
-}
-
-static const struct snd_soc_ops imx_hifi_ops = {
- .hw_params = imx_hifi_hw_params,
-};
-
-static int imx_wm8962_set_bias_level(struct snd_soc_card *card,
- struct snd_soc_dapm_context *dapm,
- enum snd_soc_bias_level level)
-{
- struct snd_soc_pcm_runtime *rtd;
- struct snd_soc_dai *codec_dai;
- struct imx_priv *priv = snd_soc_card_get_drvdata(card);
- struct imx_wm8962_data *data = snd_soc_card_get_drvdata(card);
- struct device *dev = &priv->pdev->dev;
- unsigned int pll_out;
- int ret;
-
- rtd = snd_soc_get_pcm_runtime(card, card->dai_link[0].name);
- codec_dai = rtd->codec_dai;
- if (dapm->dev != codec_dai->dev)
- return 0;
-
- switch (level) {
- case SND_SOC_BIAS_PREPARE:
- if (dapm->bias_level == SND_SOC_BIAS_STANDBY) {
- if (priv->sample_format == SNDRV_PCM_FORMAT_S24_LE)
- pll_out = priv->sample_rate * 384;
- else
- pll_out = priv->sample_rate * 256;
-
- ret = snd_soc_dai_set_pll(codec_dai, WM8962_FLL,
- WM8962_FLL_MCLK, data->clk_frequency,
- pll_out);
- if (ret < 0) {
- dev_err(dev, "failed to start FLL: %d\n", ret);
- return ret;
- }
-
- ret = snd_soc_dai_set_sysclk(codec_dai,
- WM8962_SYSCLK_FLL, pll_out,
- SND_SOC_CLOCK_IN);
- if (ret < 0) {
- dev_err(dev, "failed to set SYSCLK: %d\n", ret);
- return ret;
- }
- }
- break;
-
- case SND_SOC_BIAS_STANDBY:
- if (dapm->bias_level == SND_SOC_BIAS_PREPARE) {
- ret = snd_soc_dai_set_sysclk(codec_dai,
- WM8962_SYSCLK_MCLK, data->clk_frequency,
- SND_SOC_CLOCK_IN);
- if (ret < 0) {
- dev_err(dev,
- "failed to switch away from FLL: %d\n",
- ret);
- return ret;
- }
-
- ret = snd_soc_dai_set_pll(codec_dai, WM8962_FLL,
- 0, 0, 0);
- if (ret < 0) {
- dev_err(dev, "failed to stop FLL: %d\n", ret);
- return ret;
- }
- }
- break;
-
- default:
- break;
- }
-
- return 0;
-}
-
-static int imx_wm8962_late_probe(struct snd_soc_card *card)
-{
- struct snd_soc_pcm_runtime *rtd;
- struct snd_soc_dai *codec_dai;
- struct imx_priv *priv = snd_soc_card_get_drvdata(card);
- struct imx_wm8962_data *data = snd_soc_card_get_drvdata(card);
- struct device *dev = &priv->pdev->dev;
- int ret;
-
- rtd = snd_soc_get_pcm_runtime(card, card->dai_link[0].name);
- codec_dai = rtd->codec_dai;
- ret = snd_soc_dai_set_sysclk(codec_dai, WM8962_SYSCLK_MCLK,
- data->clk_frequency, SND_SOC_CLOCK_IN);
- if (ret < 0)
- dev_err(dev, "failed to set sysclk in %s\n", __func__);
-
- return ret;
-}
-
-static int imx_wm8962_probe(struct platform_device *pdev)
-{
- struct device_node *np = pdev->dev.of_node;
- struct device_node *ssi_np, *codec_np;
- struct platform_device *ssi_pdev;
- struct i2c_client *codec_dev;
- struct imx_wm8962_data *data;
- struct imx_priv *priv;
- struct clk *codec_clk;
- int int_port, ext_port;
- int ret;
-
- priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
- if (!priv)
- return -ENOMEM;
-
- priv->pdev = pdev;
- priv->sample_rate = 44100;
- priv->sample_format = SNDRV_PCM_FORMAT_S16_LE;
-
- ret = of_property_read_u32(np, "mux-int-port", &int_port);
- if (ret) {
- dev_err(&pdev->dev, "mux-int-port missing or invalid\n");
- return ret;
- }
- ret = of_property_read_u32(np, "mux-ext-port", &ext_port);
- if (ret) {
- dev_err(&pdev->dev, "mux-ext-port missing or invalid\n");
- return ret;
- }
-
- /*
- * The port numbering in the hardware manual starts at 1, while
- * the audmux API expects it starts at 0.
- */
- int_port--;
- ext_port--;
- ret = imx_audmux_v2_configure_port(int_port,
- IMX_AUDMUX_V2_PTCR_SYN |
- IMX_AUDMUX_V2_PTCR_TFSEL(ext_port) |
- IMX_AUDMUX_V2_PTCR_TCSEL(ext_port) |
- IMX_AUDMUX_V2_PTCR_TFSDIR |
- IMX_AUDMUX_V2_PTCR_TCLKDIR,
- IMX_AUDMUX_V2_PDCR_RXDSEL(ext_port));
- if (ret) {
- dev_err(&pdev->dev, "audmux internal port setup failed\n");
- return ret;
- }
- ret = imx_audmux_v2_configure_port(ext_port,
- IMX_AUDMUX_V2_PTCR_SYN,
- IMX_AUDMUX_V2_PDCR_RXDSEL(int_port));
- if (ret) {
- dev_err(&pdev->dev, "audmux external port setup failed\n");
- return ret;
- }
-
- ssi_np = of_parse_phandle(pdev->dev.of_node, "ssi-controller", 0);
- codec_np = of_parse_phandle(pdev->dev.of_node, "audio-codec", 0);
- if (!ssi_np || !codec_np) {
- dev_err(&pdev->dev, "phandle missing or invalid\n");
- ret = -EINVAL;
- goto fail;
- }
-
- ssi_pdev = of_find_device_by_node(ssi_np);
- if (!ssi_pdev) {
- dev_err(&pdev->dev, "failed to find SSI platform device\n");
- ret = -EINVAL;
- goto fail;
- }
- codec_dev = of_find_i2c_device_by_node(codec_np);
- if (!codec_dev || !codec_dev->dev.driver) {
- dev_err(&pdev->dev, "failed to find codec platform device\n");
- ret = -EINVAL;
- goto fail;
- }
-
- data = devm_kzalloc(&pdev->dev, sizeof(*data), GFP_KERNEL);
- if (!data) {
- ret = -ENOMEM;
- goto fail;
- }
-
- codec_clk = clk_get(&codec_dev->dev, NULL);
- if (IS_ERR(codec_clk)) {
- ret = PTR_ERR(codec_clk);
- dev_err(&codec_dev->dev, "failed to get codec clk: %d\n", ret);
- goto fail;
- }
-
- data->clk_frequency = clk_get_rate(codec_clk);
- clk_put(codec_clk);
-
- data->dai.name = "HiFi";
- data->dai.stream_name = "HiFi";
- data->dai.codec_dai_name = "wm8962";
- data->dai.codec_of_node = codec_np;
- data->dai.cpu_dai_name = dev_name(&ssi_pdev->dev);
- data->dai.platform_of_node = ssi_np;
- data->dai.ops = &imx_hifi_ops;
- data->dai.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
- SND_SOC_DAIFMT_CBM_CFM;
-
- data->card.dev = &pdev->dev;
- ret = snd_soc_of_parse_card_name(&data->card, "model");
- if (ret)
- goto fail;
- ret = snd_soc_of_parse_audio_routing(&data->card, "audio-routing");
- if (ret)
- goto fail;
- data->card.num_links = 1;
- data->card.owner = THIS_MODULE;
- data->card.dai_link = &data->dai;
- data->card.dapm_widgets = imx_wm8962_dapm_widgets;
- data->card.num_dapm_widgets = ARRAY_SIZE(imx_wm8962_dapm_widgets);
-
- data->card.late_probe = imx_wm8962_late_probe;
- data->card.set_bias_level = imx_wm8962_set_bias_level;
-
- platform_set_drvdata(pdev, &data->card);
- snd_soc_card_set_drvdata(&data->card, data);
-
- ret = devm_snd_soc_register_card(&pdev->dev, &data->card);
- if (ret) {
- dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n", ret);
- goto fail;
- }
-
-fail:
- of_node_put(ssi_np);
- of_node_put(codec_np);
-
- return ret;
-}
-
-static const struct of_device_id imx_wm8962_dt_ids[] = {
- { .compatible = "fsl,imx-audio-wm8962", },
- { /* sentinel */ }
-};
-MODULE_DEVICE_TABLE(of, imx_wm8962_dt_ids);
-
-static struct platform_driver imx_wm8962_driver = {
- .driver = {
- .name = "imx-wm8962",
- .pm = &snd_soc_pm_ops,
- .of_match_table = imx_wm8962_dt_ids,
- },
- .probe = imx_wm8962_probe,
-};
-module_platform_driver(imx_wm8962_driver);
-
-MODULE_AUTHOR("Freescale Semiconductor, Inc.");
-MODULE_DESCRIPTION("Freescale i.MX WM8962 ASoC machine driver");
-MODULE_LICENSE("GPL v2");
-MODULE_ALIAS("platform:imx-wm8962");
diff --git a/sound/soc/fsl/mpc5200_dma.c b/sound/soc/fsl/mpc5200_dma.c
index e63029f1aabc..c1a4544eb16b 100644
--- a/sound/soc/fsl/mpc5200_dma.c
+++ b/sound/soc/fsl/mpc5200_dma.c
@@ -22,6 +22,8 @@
#include "mpc5200_dma.h"
+#define DRV_NAME "mpc5200_dma"
+
/*
* Interrupt handlers
*/
@@ -300,12 +302,13 @@ static const struct snd_pcm_ops psc_dma_ops = {
static int psc_dma_new(struct snd_soc_pcm_runtime *rtd)
{
struct snd_card *card = rtd->card->snd_card;
+ struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
struct snd_soc_dai *dai = rtd->cpu_dai;
struct snd_pcm *pcm = rtd->pcm;
size_t size = psc_dma_hardware.buffer_bytes_max;
int rc;
- dev_dbg(rtd->platform->dev, "psc_dma_new(card=%p, dai=%p, pcm=%p)\n",
+ dev_dbg(component->dev, "psc_dma_new(card=%p, dai=%p, pcm=%p)\n",
card, dai, pcm);
rc = dma_coerce_mask_and_coherent(card->dev, DMA_BIT_MASK(32));
@@ -341,10 +344,11 @@ static int psc_dma_new(struct snd_soc_pcm_runtime *rtd)
static void psc_dma_free(struct snd_pcm *pcm)
{
struct snd_soc_pcm_runtime *rtd = pcm->private_data;
+ struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, DRV_NAME);
struct snd_pcm_substream *substream;
int stream;
- dev_dbg(rtd->platform->dev, "psc_dma_free(pcm=%p)\n", pcm);
+ dev_dbg(component->dev, "psc_dma_free(pcm=%p)\n", pcm);
for (stream = 0; stream < 2; stream++) {
substream = pcm->streams[stream].substream;
@@ -356,7 +360,8 @@ static void psc_dma_free(struct snd_pcm *pcm)
}
}
-static const struct snd_soc_platform_driver mpc5200_audio_dma_platform = {
+static const struct snd_soc_component_driver mpc5200_audio_dma_component = {
+ .name = DRV_NAME,
.ops = &psc_dma_ops,
.pcm_new = &psc_dma_new,
.pcm_free = &psc_dma_free,
@@ -468,7 +473,8 @@ int mpc5200_audio_dma_create(struct platform_device *op)
dev_set_drvdata(&op->dev, psc_dma);
/* Tell the ASoC OF helpers about it */
- return snd_soc_register_platform(&op->dev, &mpc5200_audio_dma_platform);
+ return devm_snd_soc_register_component(&op->dev,
+ &mpc5200_audio_dma_component, NULL, 0);
out_irq:
free_irq(psc_dma->irq, psc_dma);
free_irq(psc_dma->capture.irq, &psc_dma->capture);
@@ -487,8 +493,6 @@ int mpc5200_audio_dma_destroy(struct platform_device *op)
dev_dbg(&op->dev, "mpc5200_audio_dma_destroy()\n");
- snd_soc_unregister_platform(&op->dev);
-
bcom_gen_bd_rx_release(psc_dma->capture.bcom_task);
bcom_gen_bd_tx_release(psc_dma->playback.bcom_task);
diff --git a/sound/soc/fsl/wm1133-ev1.c b/sound/soc/fsl/wm1133-ev1.c
index cdaf16367b47..2f80b21b2921 100644
--- a/sound/soc/fsl/wm1133-ev1.c
+++ b/sound/soc/fsl/wm1133-ev1.c
@@ -201,18 +201,18 @@ static struct snd_soc_jack_pin mic_jack_pins[] = {
static int wm1133_ev1_init(struct snd_soc_pcm_runtime *rtd)
{
- struct snd_soc_codec *codec = rtd->codec;
+ struct snd_soc_component *component = rtd->codec_dai->component;
/* Headphone jack detection */
snd_soc_card_jack_new(rtd->card, "Headphone", SND_JACK_HEADPHONE,
&hp_jack, hp_jack_pins, ARRAY_SIZE(hp_jack_pins));
- wm8350_hp_jack_detect(codec, WM8350_JDR, &hp_jack, SND_JACK_HEADPHONE);
+ wm8350_hp_jack_detect(component, WM8350_JDR, &hp_jack, SND_JACK_HEADPHONE);
/* Microphone jack detection */
snd_soc_card_jack_new(rtd->card, "Microphone",
SND_JACK_MICROPHONE | SND_JACK_BTN_0, &mic_jack,
mic_jack_pins, ARRAY_SIZE(mic_jack_pins));
- wm8350_mic_jack_detect(codec, &mic_jack, SND_JACK_MICROPHONE,
+ wm8350_mic_jack_detect(component, &mic_jack, SND_JACK_MICROPHONE,
SND_JACK_BTN_0);
snd_soc_dapm_force_enable_pin(&rtd->card->dapm, "Mic Bias");
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-20 19:31:57 +0000