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-rw-r--r--sound/soc/kirkwood/Kconfig20
-rw-r--r--sound/soc/kirkwood/Makefile6
-rw-r--r--sound/soc/kirkwood/armada-370-db.c148
-rw-r--r--sound/soc/kirkwood/kirkwood-dma.c137
-rw-r--r--sound/soc/kirkwood/kirkwood-i2s.c219
-rw-r--r--sound/soc/kirkwood/kirkwood-openrd.c6
-rw-r--r--sound/soc/kirkwood/kirkwood-t5325.c19
-rw-r--r--sound/soc/kirkwood/kirkwood.h15
8 files changed, 360 insertions, 210 deletions
diff --git a/sound/soc/kirkwood/Kconfig b/sound/soc/kirkwood/Kconfig
index c62d715235e..06f4e8aa93a 100644
--- a/sound/soc/kirkwood/Kconfig
+++ b/sound/soc/kirkwood/Kconfig
@@ -1,19 +1,24 @@
config SND_KIRKWOOD_SOC
- tristate "SoC Audio for the Marvell Kirkwood chip"
- depends on ARCH_KIRKWOOD
+ tristate "SoC Audio for the Marvell Kirkwood and Dove chips"
+ depends on ARCH_KIRKWOOD || ARCH_DOVE || ARCH_MVEBU || MACH_KIRKWOOD || COMPILE_TEST
help
Say Y or M if you want to add support for codecs attached to
the Kirkwood I2S interface. You will also need to select the
audio interfaces to support below.
-config SND_KIRKWOOD_SOC_I2S
- tristate
+config SND_KIRKWOOD_SOC_ARMADA370_DB
+ tristate "SoC Audio support for Armada 370 DB"
+ depends on SND_KIRKWOOD_SOC && (ARCH_MVEBU || COMPILE_TEST) && I2C
+ select SND_SOC_CS42L51
+ select SND_SOC_SPDIF
+ help
+ Say Y if you want to add support for SoC audio on
+ the Armada 370 Development Board.
config SND_KIRKWOOD_SOC_OPENRD
tristate "SoC Audio support for Kirkwood Openrd Client"
- depends on SND_KIRKWOOD_SOC && (MACH_OPENRD_CLIENT || MACH_OPENRD_ULTIMATE)
+ depends on SND_KIRKWOOD_SOC && (MACH_OPENRD_CLIENT || MACH_OPENRD_ULTIMATE || COMPILE_TEST)
depends on I2C
- select SND_KIRKWOOD_SOC_I2S
select SND_SOC_CS42L51
help
Say Y if you want to add support for SoC audio on
@@ -21,8 +26,7 @@ config SND_KIRKWOOD_SOC_OPENRD
config SND_KIRKWOOD_SOC_T5325
tristate "SoC Audio support for HP t5325"
- depends on SND_KIRKWOOD_SOC && MACH_T5325 && I2C
- select SND_KIRKWOOD_SOC_I2S
+ depends on SND_KIRKWOOD_SOC && (MACH_T5325 || COMPILE_TEST) && I2C
select SND_SOC_ALC5623
help
Say Y if you want to add support for SoC audio on
diff --git a/sound/soc/kirkwood/Makefile b/sound/soc/kirkwood/Makefile
index 3e62ae9e7bb..7c1d8fe09e6 100644
--- a/sound/soc/kirkwood/Makefile
+++ b/sound/soc/kirkwood/Makefile
@@ -1,11 +1,11 @@
-snd-soc-kirkwood-objs := kirkwood-dma.o
-snd-soc-kirkwood-i2s-objs := kirkwood-i2s.o
+snd-soc-kirkwood-objs := kirkwood-dma.o kirkwood-i2s.o
obj-$(CONFIG_SND_KIRKWOOD_SOC) += snd-soc-kirkwood.o
-obj-$(CONFIG_SND_KIRKWOOD_SOC_I2S) += snd-soc-kirkwood-i2s.o
snd-soc-openrd-objs := kirkwood-openrd.o
snd-soc-t5325-objs := kirkwood-t5325.o
+snd-soc-armada-370-db-objs := armada-370-db.o
+obj-$(CONFIG_SND_KIRKWOOD_SOC_ARMADA370_DB) += snd-soc-armada-370-db.o
obj-$(CONFIG_SND_KIRKWOOD_SOC_OPENRD) += snd-soc-openrd.o
obj-$(CONFIG_SND_KIRKWOOD_SOC_T5325) += snd-soc-t5325.o
diff --git a/sound/soc/kirkwood/armada-370-db.c b/sound/soc/kirkwood/armada-370-db.c
new file mode 100644
index 00000000000..c4433384925
--- /dev/null
+++ b/sound/soc/kirkwood/armada-370-db.c
@@ -0,0 +1,148 @@
+/*
+ * Copyright (C) 2014 Marvell
+ *
+ * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
+#include <sound/soc.h>
+#include <linux/of.h>
+#include <linux/platform_data/asoc-kirkwood.h>
+#include "../codecs/cs42l51.h"
+
+static int a370db_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct snd_soc_dai *codec_dai = rtd->codec_dai;
+ unsigned int freq;
+
+ switch (params_rate(params)) {
+ default:
+ case 44100:
+ freq = 11289600;
+ break;
+ case 48000:
+ freq = 12288000;
+ break;
+ case 96000:
+ freq = 24576000;
+ break;
+ }
+
+ return snd_soc_dai_set_sysclk(codec_dai, 0, freq, SND_SOC_CLOCK_IN);
+}
+
+static struct snd_soc_ops a370db_ops = {
+ .hw_params = a370db_hw_params,
+};
+
+static const struct snd_soc_dapm_widget a370db_dapm_widgets[] = {
+ SND_SOC_DAPM_HP("Out Jack", NULL),
+ SND_SOC_DAPM_LINE("In Jack", NULL),
+};
+
+static const struct snd_soc_dapm_route a370db_route[] = {
+ { "Out Jack", NULL, "HPL" },
+ { "Out Jack", NULL, "HPR" },
+ { "AIN1L", NULL, "In Jack" },
+ { "AIN1L", NULL, "In Jack" },
+};
+
+static struct snd_soc_dai_link a370db_dai[] = {
+{
+ .name = "CS42L51",
+ .stream_name = "analog",
+ .cpu_dai_name = "i2s",
+ .codec_dai_name = "cs42l51-hifi",
+ .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBS_CFS,
+ .ops = &a370db_ops,
+},
+{
+ .name = "S/PDIF out",
+ .stream_name = "spdif-out",
+ .cpu_dai_name = "spdif",
+ .codec_dai_name = "dit-hifi",
+ .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBS_CFS,
+},
+{
+ .name = "S/PDIF in",
+ .stream_name = "spdif-in",
+ .cpu_dai_name = "spdif",
+ .codec_dai_name = "dir-hifi",
+ .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBS_CFS,
+},
+};
+
+static struct snd_soc_card a370db = {
+ .name = "a370db",
+ .owner = THIS_MODULE,
+ .dai_link = a370db_dai,
+ .num_links = ARRAY_SIZE(a370db_dai),
+ .dapm_widgets = a370db_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(a370db_dapm_widgets),
+ .dapm_routes = a370db_route,
+ .num_dapm_routes = ARRAY_SIZE(a370db_route),
+};
+
+static int a370db_probe(struct platform_device *pdev)
+{
+ struct snd_soc_card *card = &a370db;
+
+ card->dev = &pdev->dev;
+
+ a370db_dai[0].cpu_of_node =
+ of_parse_phandle(pdev->dev.of_node,
+ "marvell,audio-controller", 0);
+ a370db_dai[0].platform_of_node = a370db_dai[0].cpu_of_node;
+
+ a370db_dai[0].codec_of_node =
+ of_parse_phandle(pdev->dev.of_node,
+ "marvell,audio-codec", 0);
+
+ a370db_dai[1].cpu_of_node = a370db_dai[0].cpu_of_node;
+ a370db_dai[1].platform_of_node = a370db_dai[0].cpu_of_node;
+
+ a370db_dai[1].codec_of_node =
+ of_parse_phandle(pdev->dev.of_node,
+ "marvell,audio-codec", 1);
+
+ a370db_dai[2].cpu_of_node = a370db_dai[0].cpu_of_node;
+ a370db_dai[2].platform_of_node = a370db_dai[0].cpu_of_node;
+
+ a370db_dai[2].codec_of_node =
+ of_parse_phandle(pdev->dev.of_node,
+ "marvell,audio-codec", 2);
+
+ return devm_snd_soc_register_card(card->dev, card);
+}
+
+static const struct of_device_id a370db_dt_ids[] = {
+ { .compatible = "marvell,a370db-audio" },
+ { },
+};
+
+static struct platform_driver a370db_driver = {
+ .driver = {
+ .name = "a370db-audio",
+ .owner = THIS_MODULE,
+ .of_match_table = of_match_ptr(a370db_dt_ids),
+ },
+ .probe = a370db_probe,
+};
+
+module_platform_driver(a370db_driver);
+
+MODULE_AUTHOR("Thomas Petazzoni <thomas.petazzoni@free-electrons.com>");
+MODULE_DESCRIPTION("ALSA SoC a370db audio client");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:a370db-audio");
diff --git a/sound/soc/kirkwood/kirkwood-dma.c b/sound/soc/kirkwood/kirkwood-dma.c
index a9f14530c3d..aac22fccdcd 100644
--- a/sound/soc/kirkwood/kirkwood-dma.c
+++ b/sound/soc/kirkwood/kirkwood-dma.c
@@ -21,23 +21,11 @@
#include <sound/soc.h>
#include "kirkwood.h"
-#define KIRKWOOD_RATES \
- (SNDRV_PCM_RATE_8000_192000 | \
- SNDRV_PCM_RATE_CONTINUOUS | \
- SNDRV_PCM_RATE_KNOT)
-
-#define KIRKWOOD_FORMATS \
- (SNDRV_PCM_FMTBIT_S16_LE | \
- SNDRV_PCM_FMTBIT_S24_LE | \
- SNDRV_PCM_FMTBIT_S32_LE | \
- SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE | \
- SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_BE)
-
-struct kirkwood_dma_priv {
- struct snd_pcm_substream *play_stream;
- struct snd_pcm_substream *rec_stream;
- struct kirkwood_dma_data *data;
-};
+static struct kirkwood_dma_data *kirkwood_priv(struct snd_pcm_substream *subs)
+{
+ struct snd_soc_pcm_runtime *soc_runtime = subs->private_data;
+ return snd_soc_dai_get_drvdata(soc_runtime->cpu_dai);
+}
static struct snd_pcm_hardware kirkwood_dma_snd_hw = {
.info = (SNDRV_PCM_INFO_INTERLEAVED |
@@ -45,13 +33,7 @@ static struct snd_pcm_hardware kirkwood_dma_snd_hw = {
SNDRV_PCM_INFO_MMAP_VALID |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_PAUSE),
- .formats = KIRKWOOD_FORMATS,
- .rates = KIRKWOOD_RATES,
- .rate_min = 8000,
- .rate_max = 384000,
- .channels_min = 1,
- .channels_max = 8,
- .buffer_bytes_max = KIRKWOOD_SND_MAX_PERIOD_BYTES * KIRKWOOD_SND_MAX_PERIODS,
+ .buffer_bytes_max = KIRKWOOD_SND_MAX_BUFFER_BYTES,
.period_bytes_min = KIRKWOOD_SND_MIN_PERIOD_BYTES,
.period_bytes_max = KIRKWOOD_SND_MAX_PERIOD_BYTES,
.periods_min = KIRKWOOD_SND_MIN_PERIODS,
@@ -59,12 +41,9 @@ static struct snd_pcm_hardware kirkwood_dma_snd_hw = {
.fifo_size = 0,
};
-static u64 kirkwood_dma_dmamask = DMA_BIT_MASK(32);
-
static irqreturn_t kirkwood_dma_irq(int irq, void *dev_id)
{
- struct kirkwood_dma_priv *prdata = dev_id;
- struct kirkwood_dma_data *priv = prdata->data;
+ struct kirkwood_dma_data *priv = dev_id;
unsigned long mask, status, cause;
mask = readl(priv->io + KIRKWOOD_INT_MASK);
@@ -89,10 +68,10 @@ static irqreturn_t kirkwood_dma_irq(int irq, void *dev_id)
writel(status, priv->io + KIRKWOOD_INT_CAUSE);
if (status & KIRKWOOD_INT_CAUSE_PLAY_BYTES)
- snd_pcm_period_elapsed(prdata->play_stream);
+ snd_pcm_period_elapsed(priv->substream_play);
if (status & KIRKWOOD_INT_CAUSE_REC_BYTES)
- snd_pcm_period_elapsed(prdata->rec_stream);
+ snd_pcm_period_elapsed(priv->substream_rec);
return IRQ_HANDLED;
}
@@ -126,15 +105,10 @@ static int kirkwood_dma_open(struct snd_pcm_substream *substream)
{
int err;
struct snd_pcm_runtime *runtime = substream->runtime;
- struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
- struct snd_soc_platform *platform = soc_runtime->platform;
- struct snd_soc_dai *cpu_dai = soc_runtime->cpu_dai;
- struct kirkwood_dma_data *priv;
- struct kirkwood_dma_priv *prdata = snd_soc_platform_get_drvdata(platform);
+ struct kirkwood_dma_data *priv = kirkwood_priv(substream);
const struct mbus_dram_target_info *dram;
unsigned long addr;
- priv = snd_soc_dai_get_dma_data(cpu_dai, substream);
snd_soc_set_runtime_hwparams(substream, &kirkwood_dma_snd_hw);
/* Ensure that all constraints linked to dma burst are fulfilled */
@@ -157,37 +131,27 @@ static int kirkwood_dma_open(struct snd_pcm_substream *substream)
if (err < 0)
return err;
- if (prdata == NULL) {
- prdata = kzalloc(sizeof(struct kirkwood_dma_priv), GFP_KERNEL);
- if (prdata == NULL)
- return -ENOMEM;
-
- prdata->data = priv;
-
+ if (!priv->substream_play && !priv->substream_rec) {
err = request_irq(priv->irq, kirkwood_dma_irq, IRQF_SHARED,
- "kirkwood-i2s", prdata);
- if (err) {
- kfree(prdata);
+ "kirkwood-i2s", priv);
+ if (err)
return -EBUSY;
- }
-
- snd_soc_platform_set_drvdata(platform, prdata);
/*
* Enable Error interrupts. We're only ack'ing them but
* it's useful for diagnostics
*/
- writel((unsigned long)-1, priv->io + KIRKWOOD_ERR_MASK);
+ writel((unsigned int)-1, priv->io + KIRKWOOD_ERR_MASK);
}
dram = mv_mbus_dram_info();
addr = substream->dma_buffer.addr;
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
- prdata->play_stream = substream;
+ priv->substream_play = substream;
kirkwood_dma_conf_mbus_windows(priv->io,
KIRKWOOD_PLAYBACK_WIN, addr, dram);
} else {
- prdata->rec_stream = substream;
+ priv->substream_rec = substream;
kirkwood_dma_conf_mbus_windows(priv->io,
KIRKWOOD_RECORD_WIN, addr, dram);
}
@@ -197,27 +161,19 @@ static int kirkwood_dma_open(struct snd_pcm_substream *substream)
static int kirkwood_dma_close(struct snd_pcm_substream *substream)
{
- struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
- struct snd_soc_dai *cpu_dai = soc_runtime->cpu_dai;
- struct snd_soc_platform *platform = soc_runtime->platform;
- struct kirkwood_dma_priv *prdata = snd_soc_platform_get_drvdata(platform);
- struct kirkwood_dma_data *priv;
-
- priv = snd_soc_dai_get_dma_data(cpu_dai, substream);
+ struct kirkwood_dma_data *priv = kirkwood_priv(substream);
- if (!prdata || !priv)
+ if (!priv)
return 0;
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
- prdata->play_stream = NULL;
+ priv->substream_play = NULL;
else
- prdata->rec_stream = NULL;
+ priv->substream_rec = NULL;
- if (!prdata->play_stream && !prdata->rec_stream) {
+ if (!priv->substream_play && !priv->substream_rec) {
writel(0, priv->io + KIRKWOOD_ERR_MASK);
- free_irq(priv->irq, prdata);
- kfree(prdata);
- snd_soc_platform_set_drvdata(platform, NULL);
+ free_irq(priv->irq, priv);
}
return 0;
@@ -243,13 +199,9 @@ static int kirkwood_dma_hw_free(struct snd_pcm_substream *substream)
static int kirkwood_dma_prepare(struct snd_pcm_substream *substream)
{
struct snd_pcm_runtime *runtime = substream->runtime;
- struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
- struct snd_soc_dai *cpu_dai = soc_runtime->cpu_dai;
- struct kirkwood_dma_data *priv;
+ struct kirkwood_dma_data *priv = kirkwood_priv(substream);
unsigned long size, count;
- priv = snd_soc_dai_get_dma_data(cpu_dai, substream);
-
/* compute buffer size in term of "words" as requested in specs */
size = frames_to_bytes(runtime, runtime->buffer_size);
size = (size>>2)-1;
@@ -272,13 +224,9 @@ static int kirkwood_dma_prepare(struct snd_pcm_substream *substream)
static snd_pcm_uframes_t kirkwood_dma_pointer(struct snd_pcm_substream
*substream)
{
- struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;
- struct snd_soc_dai *cpu_dai = soc_runtime->cpu_dai;
- struct kirkwood_dma_data *priv;
+ struct kirkwood_dma_data *priv = kirkwood_priv(substream);
snd_pcm_uframes_t count;
- priv = snd_soc_dai_get_dma_data(cpu_dai, substream);
-
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
count = bytes_to_frames(substream->runtime,
readl(priv->io + KIRKWOOD_PLAY_BYTE_COUNT));
@@ -324,10 +272,9 @@ static int kirkwood_dma_new(struct snd_soc_pcm_runtime *rtd)
struct snd_pcm *pcm = rtd->pcm;
int ret;
- if (!card->dev->dma_mask)
- card->dev->dma_mask = &kirkwood_dma_dmamask;
- if (!card->dev->coherent_dma_mask)
- card->dev->coherent_dma_mask = DMA_BIT_MASK(32);
+ ret = dma_coerce_mask_and_coherent(card->dev, DMA_BIT_MASK(32));
+ if (ret)
+ return ret;
if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) {
ret = kirkwood_dma_preallocate_dma_buffer(pcm,
@@ -366,36 +313,8 @@ static void kirkwood_dma_free_dma_buffers(struct snd_pcm *pcm)
}
}
-static struct snd_soc_platform_driver kirkwood_soc_platform = {
+struct snd_soc_platform_driver kirkwood_soc_platform = {
.ops = &kirkwood_dma_ops,
.pcm_new = kirkwood_dma_new,
.pcm_free = kirkwood_dma_free_dma_buffers,
};
-
-static int kirkwood_soc_platform_probe(struct platform_device *pdev)
-{
- return snd_soc_register_platform(&pdev->dev, &kirkwood_soc_platform);
-}
-
-static int kirkwood_soc_platform_remove(struct platform_device *pdev)
-{
- snd_soc_unregister_platform(&pdev->dev);
- return 0;
-}
-
-static struct platform_driver kirkwood_pcm_driver = {
- .driver = {
- .name = "kirkwood-pcm-audio",
- .owner = THIS_MODULE,
- },
-
- .probe = kirkwood_soc_platform_probe,
- .remove = kirkwood_soc_platform_remove,
-};
-
-module_platform_driver(kirkwood_pcm_driver);
-
-MODULE_AUTHOR("Arnaud Patard <arnaud.patard@rtp-net.org>");
-MODULE_DESCRIPTION("Marvell Kirkwood Audio DMA module");
-MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:kirkwood-pcm-audio");
diff --git a/sound/soc/kirkwood/kirkwood-i2s.c b/sound/soc/kirkwood/kirkwood-i2s.c
index 4c9dad3263c..9f842222e79 100644
--- a/sound/soc/kirkwood/kirkwood-i2s.c
+++ b/sound/soc/kirkwood/kirkwood-i2s.c
@@ -22,18 +22,21 @@
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <linux/platform_data/asoc-kirkwood.h>
+#include <linux/of.h>
+
#include "kirkwood.h"
-#define DRV_NAME "kirkwood-i2s"
+#define DRV_NAME "mvebu-audio"
-#define KIRKWOOD_I2S_RATES \
- (SNDRV_PCM_RATE_44100 | \
- SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_96000)
#define KIRKWOOD_I2S_FORMATS \
(SNDRV_PCM_FMTBIT_S16_LE | \
SNDRV_PCM_FMTBIT_S24_LE | \
SNDRV_PCM_FMTBIT_S32_LE)
+#define KIRKWOOD_SPDIF_FORMATS \
+ (SNDRV_PCM_FMTBIT_S16_LE | \
+ SNDRV_PCM_FMTBIT_S24_LE)
+
static int kirkwood_i2s_set_fmt(struct snd_soc_dai *cpu_dai,
unsigned int fmt)
{
@@ -104,15 +107,17 @@ static void kirkwood_set_rate(struct snd_soc_dai *dai,
{
uint32_t clks_ctrl;
- if (rate == 44100 || rate == 48000 || rate == 96000) {
- /* use internal dco for supported rates */
+ if (IS_ERR(priv->extclk)) {
+ /* use internal dco for the supported rates
+ * defined in kirkwood_i2s_dai */
dev_dbg(dai->dev, "%s: dco set rate = %lu\n",
__func__, rate);
kirkwood_set_dco(priv->io, rate);
clks_ctrl = KIRKWOOD_MCLK_SOURCE_DCO;
- } else if (!IS_ERR(priv->extclk)) {
- /* use optional external clk for other rates */
+ } else {
+ /* use the external clock for the other rates
+ * defined in kirkwood_i2s_dai_extclk */
dev_dbg(dai->dev, "%s: extclk set rate = %lu -> %lu\n",
__func__, rate, 256 * rate);
clk_set_rate(priv->extclk, 256 * rate);
@@ -159,9 +164,11 @@ static int kirkwood_i2s_hw_params(struct snd_pcm_substream *substream,
case SNDRV_PCM_FORMAT_S16_LE:
i2s_value |= KIRKWOOD_I2S_CTL_SIZE_16;
ctl_play = KIRKWOOD_PLAYCTL_SIZE_16_C |
- KIRKWOOD_PLAYCTL_I2S_EN;
+ KIRKWOOD_PLAYCTL_I2S_EN |
+ KIRKWOOD_PLAYCTL_SPDIF_EN;
ctl_rec = KIRKWOOD_RECCTL_SIZE_16_C |
- KIRKWOOD_RECCTL_I2S_EN;
+ KIRKWOOD_RECCTL_I2S_EN |
+ KIRKWOOD_RECCTL_SPDIF_EN;
break;
/*
* doesn't work... S20_3LE != kirkwood 20bit format ?
@@ -177,9 +184,11 @@ static int kirkwood_i2s_hw_params(struct snd_pcm_substream *substream,
case SNDRV_PCM_FORMAT_S24_LE:
i2s_value |= KIRKWOOD_I2S_CTL_SIZE_24;
ctl_play = KIRKWOOD_PLAYCTL_SIZE_24 |
- KIRKWOOD_PLAYCTL_I2S_EN;
+ KIRKWOOD_PLAYCTL_I2S_EN |
+ KIRKWOOD_PLAYCTL_SPDIF_EN;
ctl_rec = KIRKWOOD_RECCTL_SIZE_24 |
- KIRKWOOD_RECCTL_I2S_EN;
+ KIRKWOOD_RECCTL_I2S_EN |
+ KIRKWOOD_RECCTL_SPDIF_EN;
break;
case SNDRV_PCM_FORMAT_S32_LE:
i2s_value |= KIRKWOOD_I2S_CTL_SIZE_32;
@@ -199,8 +208,7 @@ static int kirkwood_i2s_hw_params(struct snd_pcm_substream *substream,
ctl_play |= KIRKWOOD_PLAYCTL_MONO_OFF;
priv->ctl_play &= ~(KIRKWOOD_PLAYCTL_MONO_MASK |
- KIRKWOOD_PLAYCTL_I2S_EN |
- KIRKWOOD_PLAYCTL_SPDIF_EN |
+ KIRKWOOD_PLAYCTL_ENABLE_MASK |
KIRKWOOD_PLAYCTL_SIZE_MASK);
priv->ctl_play |= ctl_play;
} else {
@@ -244,8 +252,12 @@ static int kirkwood_i2s_play_trigger(struct snd_pcm_substream *substream,
case SNDRV_PCM_TRIGGER_START:
/* configure */
ctl = priv->ctl_play;
- value = ctl & ~(KIRKWOOD_PLAYCTL_I2S_EN |
- KIRKWOOD_PLAYCTL_SPDIF_EN);
+ if (dai->id == 0)
+ ctl &= ~KIRKWOOD_PLAYCTL_SPDIF_EN; /* i2s */
+ else
+ ctl &= ~KIRKWOOD_PLAYCTL_I2S_EN; /* spdif */
+
+ value = ctl & ~KIRKWOOD_PLAYCTL_ENABLE_MASK;
writel(value, priv->io + KIRKWOOD_PLAYCTL);
/* enable interrupts */
@@ -259,7 +271,8 @@ static int kirkwood_i2s_play_trigger(struct snd_pcm_substream *substream,
case SNDRV_PCM_TRIGGER_STOP:
/* stop audio, disable interrupts */
- ctl |= KIRKWOOD_PLAYCTL_PAUSE | KIRKWOOD_PLAYCTL_I2S_MUTE;
+ ctl |= KIRKWOOD_PLAYCTL_PAUSE | KIRKWOOD_PLAYCTL_I2S_MUTE |
+ KIRKWOOD_PLAYCTL_SPDIF_MUTE;
writel(ctl, priv->io + KIRKWOOD_PLAYCTL);
value = readl(priv->io + KIRKWOOD_INT_MASK);
@@ -267,19 +280,21 @@ static int kirkwood_i2s_play_trigger(struct snd_pcm_substream *substream,
writel(value, priv->io + KIRKWOOD_INT_MASK);
/* disable all playbacks */
- ctl &= ~(KIRKWOOD_PLAYCTL_I2S_EN | KIRKWOOD_PLAYCTL_SPDIF_EN);
+ ctl &= ~KIRKWOOD_PLAYCTL_ENABLE_MASK;
writel(ctl, priv->io + KIRKWOOD_PLAYCTL);
break;
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
case SNDRV_PCM_TRIGGER_SUSPEND:
- ctl |= KIRKWOOD_PLAYCTL_PAUSE | KIRKWOOD_PLAYCTL_I2S_MUTE;
+ ctl |= KIRKWOOD_PLAYCTL_PAUSE | KIRKWOOD_PLAYCTL_I2S_MUTE |
+ KIRKWOOD_PLAYCTL_SPDIF_MUTE;
writel(ctl, priv->io + KIRKWOOD_PLAYCTL);
break;
case SNDRV_PCM_TRIGGER_RESUME:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
- ctl &= ~(KIRKWOOD_PLAYCTL_PAUSE | KIRKWOOD_PLAYCTL_I2S_MUTE);
+ ctl &= ~(KIRKWOOD_PLAYCTL_PAUSE | KIRKWOOD_PLAYCTL_I2S_MUTE |
+ KIRKWOOD_PLAYCTL_SPDIF_MUTE);
writel(ctl, priv->io + KIRKWOOD_PLAYCTL);
break;
@@ -302,7 +317,13 @@ static int kirkwood_i2s_rec_trigger(struct snd_pcm_substream *substream,
case SNDRV_PCM_TRIGGER_START:
/* configure */
ctl = priv->ctl_rec;
- value = ctl & ~KIRKWOOD_RECCTL_I2S_EN;
+ if (dai->id == 0)
+ ctl &= ~KIRKWOOD_RECCTL_SPDIF_EN; /* i2s */
+ else
+ ctl &= ~KIRKWOOD_RECCTL_I2S_EN; /* spdif */
+
+ value = ctl & ~(KIRKWOOD_RECCTL_I2S_EN |
+ KIRKWOOD_RECCTL_SPDIF_EN);
writel(value, priv->io + KIRKWOOD_RECCTL);
/* enable interrupts */
@@ -362,9 +383,8 @@ static int kirkwood_i2s_trigger(struct snd_pcm_substream *substream, int cmd,
return 0;
}
-static int kirkwood_i2s_probe(struct snd_soc_dai *dai)
+static int kirkwood_i2s_init(struct kirkwood_dma_data *priv)
{
- struct kirkwood_dma_data *priv = snd_soc_dai_get_drvdata(dai);
unsigned long value;
unsigned int reg_data;
@@ -387,7 +407,7 @@ static int kirkwood_i2s_probe(struct snd_soc_dai *dai)
/* disable playback/record */
value = readl(priv->io + KIRKWOOD_PLAYCTL);
- value &= ~(KIRKWOOD_PLAYCTL_I2S_EN|KIRKWOOD_PLAYCTL_SPDIF_EN);
+ value &= ~KIRKWOOD_PLAYCTL_ENABLE_MASK;
writel(value, priv->io + KIRKWOOD_PLAYCTL);
value = readl(priv->io + KIRKWOOD_RECCTL);
@@ -398,11 +418,6 @@ static int kirkwood_i2s_probe(struct snd_soc_dai *dai)
}
-static int kirkwood_i2s_remove(struct snd_soc_dai *dai)
-{
- return 0;
-}
-
static const struct snd_soc_dai_ops kirkwood_i2s_dai_ops = {
.startup = kirkwood_i2s_startup,
.trigger = kirkwood_i2s_trigger,
@@ -410,45 +425,90 @@ static const struct snd_soc_dai_ops kirkwood_i2s_dai_ops = {
.set_fmt = kirkwood_i2s_set_fmt,
};
-
-static struct snd_soc_dai_driver kirkwood_i2s_dai = {
- .probe = kirkwood_i2s_probe,
- .remove = kirkwood_i2s_remove,
+static struct snd_soc_dai_driver kirkwood_i2s_dai[2] = {
+ {
+ .name = "i2s",
+ .id = 0,
.playback = {
.channels_min = 1,
.channels_max = 2,
- .rates = KIRKWOOD_I2S_RATES,
+ .rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |
+ SNDRV_PCM_RATE_96000,
.formats = KIRKWOOD_I2S_FORMATS,
},
.capture = {
.channels_min = 1,
.channels_max = 2,
- .rates = KIRKWOOD_I2S_RATES,
+ .rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |
+ SNDRV_PCM_RATE_96000,
.formats = KIRKWOOD_I2S_FORMATS,
},
.ops = &kirkwood_i2s_dai_ops,
+ },
+ {
+ .name = "spdif",
+ .id = 1,
+ .playback = {
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |
+ SNDRV_PCM_RATE_96000,
+ .formats = KIRKWOOD_SPDIF_FORMATS,
+ },
+ .capture = {
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |
+ SNDRV_PCM_RATE_96000,
+ .formats = KIRKWOOD_SPDIF_FORMATS,
+ },
+ .ops = &kirkwood_i2s_dai_ops,
+ },
};
-static struct snd_soc_dai_driver kirkwood_i2s_dai_extclk = {
- .probe = kirkwood_i2s_probe,
- .remove = kirkwood_i2s_remove,
+static struct snd_soc_dai_driver kirkwood_i2s_dai_extclk[2] = {
+ {
+ .name = "i2s",
+ .id = 0,
.playback = {
.channels_min = 1,
.channels_max = 2,
- .rates = SNDRV_PCM_RATE_8000_192000 |
- SNDRV_PCM_RATE_CONTINUOUS |
- SNDRV_PCM_RATE_KNOT,
+ .rates = SNDRV_PCM_RATE_CONTINUOUS,
+ .rate_min = 5512,
+ .rate_max = 192000,
.formats = KIRKWOOD_I2S_FORMATS,
},
.capture = {
.channels_min = 1,
.channels_max = 2,
- .rates = SNDRV_PCM_RATE_8000_192000 |
- SNDRV_PCM_RATE_CONTINUOUS |
- SNDRV_PCM_RATE_KNOT,
+ .rates = SNDRV_PCM_RATE_CONTINUOUS,
+ .rate_min = 5512,
+ .rate_max = 192000,
.formats = KIRKWOOD_I2S_FORMATS,
},
.ops = &kirkwood_i2s_dai_ops,
+ },
+ {
+ .name = "spdif",
+ .id = 1,
+ .playback = {
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_CONTINUOUS,
+ .rate_min = 5512,
+ .rate_max = 192000,
+ .formats = KIRKWOOD_SPDIF_FORMATS,
+ },
+ .capture = {
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = SNDRV_PCM_RATE_CONTINUOUS,
+ .rate_min = 5512,
+ .rate_max = 192000,
+ .formats = KIRKWOOD_SPDIF_FORMATS,
+ },
+ .ops = &kirkwood_i2s_dai_ops,
+ },
};
static const struct snd_soc_component_driver kirkwood_i2s_component = {
@@ -458,9 +518,10 @@ static const struct snd_soc_component_driver kirkwood_i2s_component = {
static int kirkwood_i2s_dev_probe(struct platform_device *pdev)
{
struct kirkwood_asoc_platform_data *data = pdev->dev.platform_data;
- struct snd_soc_dai_driver *soc_dai = &kirkwood_i2s_dai;
+ struct snd_soc_dai_driver *soc_dai = kirkwood_i2s_dai;
struct kirkwood_dma_data *priv;
struct resource *mem;
+ struct device_node *np = pdev->dev.of_node;
int err;
priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
@@ -481,14 +542,16 @@ static int kirkwood_i2s_dev_probe(struct platform_device *pdev)
return -ENXIO;
}
- if (!data) {
- dev_err(&pdev->dev, "no platform data ?!\n");
+ if (np) {
+ priv->burst = 128; /* might be 32 or 128 */
+ } else if (data) {
+ priv->burst = data->burst;
+ } else {
+ dev_err(&pdev->dev, "no DT nor platform data ?!\n");
return -EINVAL;
}
- priv->burst = data->burst;
-
- priv->clk = devm_clk_get(&pdev->dev, NULL);
+ priv->clk = devm_clk_get(&pdev->dev, np ? "internal" : NULL);
if (IS_ERR(priv->clk)) {
dev_err(&pdev->dev, "no clock\n");
return PTR_ERR(priv->clk);
@@ -498,15 +561,18 @@ static int kirkwood_i2s_dev_probe(struct platform_device *pdev)
if (err < 0)
return err;
- priv->extclk = clk_get(&pdev->dev, "extclk");
- if (!IS_ERR(priv->extclk)) {
+ priv->extclk = devm_clk_get(&pdev->dev, "extclk");
+ if (IS_ERR(priv->extclk)) {
+ if (PTR_ERR(priv->extclk) == -EPROBE_DEFER)
+ return -EPROBE_DEFER;
+ } else {
if (priv->extclk == priv->clk) {
- clk_put(priv->extclk);
+ devm_clk_put(&pdev->dev, priv->extclk);
priv->extclk = ERR_PTR(-EINVAL);
} else {
dev_info(&pdev->dev, "found external clock\n");
clk_prepare_enable(priv->extclk);
- soc_dai = &kirkwood_i2s_dai_extclk;
+ soc_dai = kirkwood_i2s_dai_extclk;
}
}
@@ -515,7 +581,7 @@ static int kirkwood_i2s_dev_probe(struct platform_device *pdev)
priv->ctl_rec = KIRKWOOD_RECCTL_SIZE_24;
/* Select the burst size */
- if (data->burst == 32) {
+ if (priv->burst == 32) {
priv->ctl_play |= KIRKWOOD_PLAYCTL_BURST_32;
priv->ctl_rec |= KIRKWOOD_RECCTL_BURST_32;
} else {
@@ -524,15 +590,26 @@ static int kirkwood_i2s_dev_probe(struct platform_device *pdev)
}
err = snd_soc_register_component(&pdev->dev, &kirkwood_i2s_component,
- soc_dai, 1);
- if (!err)
- return 0;
- dev_err(&pdev->dev, "snd_soc_register_component failed\n");
+ soc_dai, 2);
+ if (err) {
+ dev_err(&pdev->dev, "snd_soc_register_component failed\n");
+ goto err_component;
+ }
- if (!IS_ERR(priv->extclk)) {
- clk_disable_unprepare(priv->extclk);
- clk_put(priv->extclk);
+ err = snd_soc_register_platform(&pdev->dev, &kirkwood_soc_platform);
+ if (err) {
+ dev_err(&pdev->dev, "snd_soc_register_platform failed\n");
+ goto err_platform;
}
+
+ kirkwood_i2s_init(priv);
+
+ return 0;
+ err_platform:
+ snd_soc_unregister_component(&pdev->dev);
+ err_component:
+ if (!IS_ERR(priv->extclk))
+ clk_disable_unprepare(priv->extclk);
clk_disable_unprepare(priv->clk);
return err;
@@ -542,23 +619,33 @@ static int kirkwood_i2s_dev_remove(struct platform_device *pdev)
{
struct kirkwood_dma_data *priv = dev_get_drvdata(&pdev->dev);
+ snd_soc_unregister_platform(&pdev->dev);
snd_soc_unregister_component(&pdev->dev);
- if (!IS_ERR(priv->extclk)) {
+ if (!IS_ERR(priv->extclk))
clk_disable_unprepare(priv->extclk);
- clk_put(priv->extclk);
- }
clk_disable_unprepare(priv->clk);
return 0;
}
+#ifdef CONFIG_OF
+static struct of_device_id mvebu_audio_of_match[] = {
+ { .compatible = "marvell,kirkwood-audio" },
+ { .compatible = "marvell,dove-audio" },
+ { .compatible = "marvell,armada370-audio" },
+ { }
+};
+MODULE_DEVICE_TABLE(of, mvebu_audio_of_match);
+#endif
+
static struct platform_driver kirkwood_i2s_driver = {
.probe = kirkwood_i2s_dev_probe,
.remove = kirkwood_i2s_dev_remove,
.driver = {
.name = DRV_NAME,
.owner = THIS_MODULE,
+ .of_match_table = of_match_ptr(mvebu_audio_of_match),
},
};
@@ -568,4 +655,4 @@ module_platform_driver(kirkwood_i2s_driver);
MODULE_AUTHOR("Arnaud Patard, <arnaud.patard@rtp-net.org>");
MODULE_DESCRIPTION("Kirkwood I2S SoC Interface");
MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:kirkwood-i2s");
+MODULE_ALIAS("platform:mvebu-audio");
diff --git a/sound/soc/kirkwood/kirkwood-openrd.c b/sound/soc/kirkwood/kirkwood-openrd.c
index b979c715471..65f2a5b9ec3 100644
--- a/sound/soc/kirkwood/kirkwood-openrd.c
+++ b/sound/soc/kirkwood/kirkwood-openrd.c
@@ -16,9 +16,7 @@
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <sound/soc.h>
-#include <mach/kirkwood.h>
#include <linux/platform_data/asoc-kirkwood.h>
-#include <asm/mach-types.h>
#include "../codecs/cs42l51.h"
static int openrd_client_hw_params(struct snd_pcm_substream *substream,
@@ -54,8 +52,8 @@ static struct snd_soc_dai_link openrd_client_dai[] = {
{
.name = "CS42L51",
.stream_name = "CS42L51 HiFi",
- .cpu_dai_name = "kirkwood-i2s",
- .platform_name = "kirkwood-pcm-audio",
+ .cpu_dai_name = "i2s",
+ .platform_name = "mvebu-audio",
.codec_dai_name = "cs42l51-hifi",
.codec_name = "cs42l51-codec.0-004a",
.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBS_CFS,
diff --git a/sound/soc/kirkwood/kirkwood-t5325.c b/sound/soc/kirkwood/kirkwood-t5325.c
index 1d0ed6f8add..844b8415a01 100644
--- a/sound/soc/kirkwood/kirkwood-t5325.c
+++ b/sound/soc/kirkwood/kirkwood-t5325.c
@@ -15,9 +15,7 @@
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <sound/soc.h>
-#include <mach/kirkwood.h>
#include <linux/platform_data/asoc-kirkwood.h>
-#include <asm/mach-types.h>
#include "../codecs/alc5623.h"
static int t5325_hw_params(struct snd_pcm_substream *substream,
@@ -54,29 +52,16 @@ static const struct snd_soc_dapm_route t5325_route[] = {
{ "MIC2", NULL, "Mic Jack" },
};
-static int t5325_dai_init(struct snd_soc_pcm_runtime *rtd)
-{
- struct snd_soc_codec *codec = rtd->codec;
- struct snd_soc_dapm_context *dapm = &codec->dapm;
-
- snd_soc_dapm_enable_pin(dapm, "Mic Jack");
- snd_soc_dapm_enable_pin(dapm, "Headphone Jack");
- snd_soc_dapm_enable_pin(dapm, "Speaker");
-
- return 0;
-}
-
static struct snd_soc_dai_link t5325_dai[] = {
{
.name = "ALC5621",
.stream_name = "ALC5621 HiFi",
- .cpu_dai_name = "kirkwood-i2s",
- .platform_name = "kirkwood-pcm-audio",
+ .cpu_dai_name = "i2s",
+ .platform_name = "mvebu-audio",
.codec_dai_name = "alc5621-hifi",
.codec_name = "alc562x-codec.0-001a",
.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_CBS_CFS,
.ops = &t5325_ops,
- .init = t5325_dai_init,
},
};
diff --git a/sound/soc/kirkwood/kirkwood.h b/sound/soc/kirkwood/kirkwood.h
index 4d92637ddb3..bf23afbba1d 100644
--- a/sound/soc/kirkwood/kirkwood.h
+++ b/sound/soc/kirkwood/kirkwood.h
@@ -54,7 +54,7 @@
#define KIRKWOOD_PLAYCTL_MONO_OFF (0<<5)
#define KIRKWOOD_PLAYCTL_I2S_MUTE (1<<7)
#define KIRKWOOD_PLAYCTL_SPDIF_EN (1<<4)
-#define KIRKWOOD_PLAYCTL_I2S_EN (1<<3)
+#define KIRKWOOD_PLAYCTL_I2S_EN (1<<3)
#define KIRKWOOD_PLAYCTL_SIZE_MASK (7<<0)
#define KIRKWOOD_PLAYCTL_SIZE_16 (7<<0)
#define KIRKWOOD_PLAYCTL_SIZE_16_C (3<<0)
@@ -62,6 +62,9 @@
#define KIRKWOOD_PLAYCTL_SIZE_24 (1<<0)
#define KIRKWOOD_PLAYCTL_SIZE_32 (0<<0)
+#define KIRKWOOD_PLAYCTL_ENABLE_MASK (KIRKWOOD_PLAYCTL_SPDIF_EN | \
+ KIRKWOOD_PLAYCTL_I2S_EN)
+
#define KIRKWOOD_PLAY_BUF_ADDR 0x1104
#define KIRKWOOD_PLAY_BUF_SIZE 0x1108
#define KIRKWOOD_PLAY_BYTE_COUNT 0x110C
@@ -120,8 +123,10 @@
/* need to find where they come from */
#define KIRKWOOD_SND_MIN_PERIODS 8
#define KIRKWOOD_SND_MAX_PERIODS 16
-#define KIRKWOOD_SND_MIN_PERIOD_BYTES 0x4000
-#define KIRKWOOD_SND_MAX_PERIOD_BYTES 0x4000
+#define KIRKWOOD_SND_MIN_PERIOD_BYTES 0x800
+#define KIRKWOOD_SND_MAX_PERIOD_BYTES 0x8000
+#define KIRKWOOD_SND_MAX_BUFFER_BYTES (KIRKWOOD_SND_MAX_PERIOD_BYTES \
+ * KIRKWOOD_SND_MAX_PERIODS)
struct kirkwood_dma_data {
void __iomem *io;
@@ -129,8 +134,12 @@ struct kirkwood_dma_data {
struct clk *extclk;
uint32_t ctl_play;
uint32_t ctl_rec;
+ struct snd_pcm_substream *substream_play;
+ struct snd_pcm_substream *substream_rec;
int irq;
int burst;
};
+extern struct snd_soc_platform_driver kirkwood_soc_platform;
+
#endif
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-10 16:04:26 +0000