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Merge remote-tracking branch 'asoc/topic/kirkwood' into asoc-next

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This commit is contained in:
Mark Brown 2013-08-22 14:28:39 +01:00
commit 54c1e27d8a
9 changed files with 87 additions and 156 deletions
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4
arch/arm/mach-dove/common.c
View File

@ -108,8 +108,8 @@ static void __init dove_clk_init(void)
orion_clkdev_add(NULL, "sdhci-dove.1", sdio1);
orion_clkdev_add(NULL, "orion_nand", nand);
orion_clkdev_add(NULL, "cafe1000-ccic.0", camera);
orion_clkdev_add(NULL, "kirkwood-i2s.0", i2s0);
orion_clkdev_add(NULL, "kirkwood-i2s.1", i2s1);
orion_clkdev_add(NULL, "mvebu-audio.0", i2s0);
orion_clkdev_add(NULL, "mvebu-audio.1", i2s1);
orion_clkdev_add(NULL, "mv_crypto", crypto);
orion_clkdev_add(NULL, "dove-ac97", ac97);
orion_clkdev_add(NULL, "dove-pdma", pdma);

24
arch/arm/mach-kirkwood/common.c
View File

@ -264,7 +264,7 @@ void __init kirkwood_clk_init(void)
orion_clkdev_add(NULL, MV_XOR_NAME ".1", xor1);
orion_clkdev_add("0", "pcie", pex0);
orion_clkdev_add("1", "pcie", pex1);
orion_clkdev_add(NULL, "kirkwood-i2s", audio);
orion_clkdev_add(NULL, "mvebu-audio", audio);
orion_clkdev_add(NULL, MV64XXX_I2C_CTLR_NAME ".0", runit);
orion_clkdev_add(NULL, MV64XXX_I2C_CTLR_NAME ".1", runit);
@ -560,7 +560,7 @@ void __init kirkwood_timer_init(void)
/*****************************************************************************
* Audio
****************************************************************************/
static struct resource kirkwood_i2s_resources[] = {
static struct resource kirkwood_audio_resources[] = {
[0] = {
.start = AUDIO_PHYS_BASE,
.end = AUDIO_PHYS_BASE + SZ_16K - 1,
@ -573,29 +573,23 @@ static struct resource kirkwood_i2s_resources[] = {
},
};
static struct kirkwood_asoc_platform_data kirkwood_i2s_data = {
static struct kirkwood_asoc_platform_data kirkwood_audio_data = {
.burst = 128,
};
static struct platform_device kirkwood_i2s_device = {
.name = "kirkwood-i2s",
static struct platform_device kirkwood_audio_device = {
.name = "mvebu-audio",
.id = -1,
.num_resources = ARRAY_SIZE(kirkwood_i2s_resources),
.resource = kirkwood_i2s_resources,
.num_resources = ARRAY_SIZE(kirkwood_audio_resources),
.resource = kirkwood_audio_resources,
.dev = {
.platform_data = &kirkwood_i2s_data,
.platform_data = &kirkwood_audio_data,
},
};
static struct platform_device kirkwood_pcm_device = {
.name = "kirkwood-pcm-audio",
.id = -1,
};
void __init kirkwood_audio_init(void)
{
platform_device_register(&kirkwood_i2s_device);
platform_device_register(&kirkwood_pcm_device);
platform_device_register(&kirkwood_audio_device);
}
/*****************************************************************************

11
sound/soc/kirkwood/Kconfig
View File

@ -1,19 +1,15 @@
config SND_KIRKWOOD_SOC
tristate "SoC Audio for the Marvell Kirkwood chip"
depends on ARCH_KIRKWOOD
depends on ARCH_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_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 +17,7 @@ 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

4
sound/soc/kirkwood/Makefile
View File

@ -1,8 +1,6 @@
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

108
sound/soc/kirkwood/kirkwood-dma.c
View File

@ -33,11 +33,11 @@
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 |
@ -51,7 +51,7 @@ static struct snd_pcm_hardware kirkwood_dma_snd_hw = {
.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,
@ -63,8 +63,7 @@ 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 +88,10 @@ 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 +125,10 @@ 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 */
@ -157,21 +151,11 @@ 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
@ -183,11 +167,11 @@ static int kirkwood_dma_open(struct snd_pcm_substream *substream)
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 +181,19 @@ 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;
struct kirkwood_dma_data *priv = kirkwood_priv(substream);
priv = snd_soc_dai_get_dma_data(cpu_dai, 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 +219,9 @@ 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 +244,9 @@ 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));
@ -366,36 +334,8 @@ 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");

69
sound/soc/kirkwood/kirkwood-i2s.c
View File

@ -24,11 +24,8 @@
#include <linux/platform_data/asoc-kirkwood.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 | \
@ -105,14 +102,16 @@ 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 */
/* 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);
@ -199,8 +198,7 @@ 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 +242,7 @@ 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);
value = ctl & ~KIRKWOOD_PLAYCTL_ENABLE_MASK;
writel(value, priv->io + KIRKWOOD_PLAYCTL);
/* enable interrupts */
@ -267,7 +264,7 @@ 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;
@ -387,7 +384,7 @@ 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 +395,6 @@ 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,
@ -413,17 +405,18 @@ static const struct snd_soc_dai_ops kirkwood_i2s_dai_ops = {
static struct snd_soc_dai_driver kirkwood_i2s_dai = {
.probe = kirkwood_i2s_probe,
.remove = kirkwood_i2s_remove,
.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,
@ -431,7 +424,6 @@ static struct snd_soc_dai_driver kirkwood_i2s_dai = {
static struct snd_soc_dai_driver kirkwood_i2s_dai_extclk = {
.probe = kirkwood_i2s_probe,
.remove = kirkwood_i2s_remove,
.playback = {
.channels_min = 1,
.channels_max = 2,
@ -498,10 +490,10 @@ static int kirkwood_i2s_dev_probe(struct platform_device *pdev)
if (err < 0)
return err;
priv->extclk = clk_get(&pdev->dev, "extclk");
priv->extclk = devm_clk_get(&pdev->dev, "extclk");
if (!IS_ERR(priv->extclk)) {
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");
@ -525,14 +517,22 @@ 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");
if (!IS_ERR(priv->extclk)) {
clk_disable_unprepare(priv->extclk);
clk_put(priv->extclk);
if (err) {
dev_err(&pdev->dev, "snd_soc_register_component failed\n");
goto err_component;
}
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;
}
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;
@ -542,12 +542,11 @@ 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;
@ -568,4 +567,4 @@ 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");

6
sound/soc/kirkwood/kirkwood-openrd.c
View File

@ -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 = "mvebu-audio",
.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,

6
sound/soc/kirkwood/kirkwood-t5325.c
View File

@ -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,
@ -70,8 +68,8 @@ 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 = "mvebu-audio",
.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,

11
sound/soc/kirkwood/kirkwood.h
View File

@ -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
@ -122,6 +125,8 @@
#define KIRKWOOD_SND_MAX_PERIODS 16
#define KIRKWOOD_SND_MIN_PERIOD_BYTES 0x4000
#define KIRKWOOD_SND_MAX_PERIOD_BYTES 0x4000
#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