summaryrefslogtreecommitdiffstats
path: root/sound/soc/davinci
diff options
context:
space:
mode:
authorTakashi Iwai <tiwai@suse.de>2010-05-20 12:00:43 +0200
committerTakashi Iwai <tiwai@suse.de>2010-05-20 12:00:43 +0200
commitd71f4cece4bd97d05592836202fc04ff2e7817e3 (patch)
tree6c877c7a938758b1323d9c97d46b9c536e618c69 /sound/soc/davinci
parent19008bdacb9f7841166ebafe0aef361ee582ffbf (diff)
parentad8332c1302bcb4f80d593fd3eb477be9d7f5604 (diff)
downloadop-kernel-dev-d71f4cece4bd97d05592836202fc04ff2e7817e3.zip
op-kernel-dev-d71f4cece4bd97d05592836202fc04ff2e7817e3.tar.gz
Merge branch 'topic/asoc' into for-linus
Conflicts: sound/soc/codecs/ad1938.c
Diffstat (limited to 'sound/soc/davinci')
-rw-r--r--sound/soc/davinci/Kconfig27
-rw-r--r--sound/soc/davinci/Makefile2
-rw-r--r--sound/soc/davinci/davinci-evm.c61
-rw-r--r--sound/soc/davinci/davinci-vcif.c274
-rw-r--r--sound/soc/davinci/davinci-vcif.h28
5 files changed, 387 insertions, 5 deletions
diff --git a/sound/soc/davinci/Kconfig b/sound/soc/davinci/Kconfig
index 047ee39..6bbf001 100644
--- a/sound/soc/davinci/Kconfig
+++ b/sound/soc/davinci/Kconfig
@@ -12,15 +12,38 @@ config SND_DAVINCI_SOC_I2S
config SND_DAVINCI_SOC_MCASP
tristate
+config SND_DAVINCI_SOC_VCIF
+ tristate
+
config SND_DAVINCI_SOC_EVM
tristate "SoC Audio support for DaVinci DM6446, DM355 or DM365 EVM"
depends on SND_DAVINCI_SOC
- depends on MACH_DAVINCI_EVM || MACH_DAVINCI_DM355_EVM || MACH_DAVINCI_DM365_EVM
+ depends on MACH_DAVINCI_EVM || MACH_DAVINCI_DM355_EVM || MACH_DAVINCI_DM365_EVM
select SND_DAVINCI_SOC_I2S
select SND_SOC_TLV320AIC3X
help
Say Y if you want to add support for SoC audio on TI
- DaVinci DM6446 or DM355 EVM platforms.
+ DaVinci DM6446, DM355 or DM365 EVM platforms.
+
+choice
+ prompt "DM365 codec select"
+ depends on SND_DAVINCI_SOC_EVM
+ depends on MACH_DAVINCI_DM365_EVM
+ default SND_DM365_EXTERNAL_CODEC
+
+config SND_DM365_AIC3X_CODEC
+ bool "Audio Codec - AIC3101"
+ help
+ Say Y if you want to add support for AIC3101 audio codec
+
+config SND_DM365_VOICE_CODEC
+ bool "Voice Codec - CQ93VC"
+ select MFD_DAVINCI_VOICECODEC
+ select SND_DAVINCI_SOC_VCIF
+ select SND_SOC_CQ0093VC
+ help
+ Say Y if you want to add support for SoC On-chip voice codec
+endchoice
config SND_DM6467_SOC_EVM
tristate "SoC Audio support for DaVinci DM6467 EVM"
diff --git a/sound/soc/davinci/Makefile b/sound/soc/davinci/Makefile
index a6939d7..a93679d 100644
--- a/sound/soc/davinci/Makefile
+++ b/sound/soc/davinci/Makefile
@@ -2,10 +2,12 @@
snd-soc-davinci-objs := davinci-pcm.o
snd-soc-davinci-i2s-objs := davinci-i2s.o
snd-soc-davinci-mcasp-objs:= davinci-mcasp.o
+snd-soc-davinci-vcif-objs:= davinci-vcif.o
obj-$(CONFIG_SND_DAVINCI_SOC) += snd-soc-davinci.o
obj-$(CONFIG_SND_DAVINCI_SOC_I2S) += snd-soc-davinci-i2s.o
obj-$(CONFIG_SND_DAVINCI_SOC_MCASP) += snd-soc-davinci-mcasp.o
+obj-$(CONFIG_SND_DAVINCI_SOC_VCIF) += snd-soc-davinci-vcif.o
# DAVINCI Machine Support
snd-soc-evm-objs := davinci-evm.o
diff --git a/sound/soc/davinci/davinci-evm.c b/sound/soc/davinci/davinci-evm.c
index 7ccbe66..97f74d6 100644
--- a/sound/soc/davinci/davinci-evm.c
+++ b/sound/soc/davinci/davinci-evm.c
@@ -28,10 +28,12 @@
#include <mach/mux.h>
#include "../codecs/tlv320aic3x.h"
+#include "../codecs/cq93vc.h"
#include "../codecs/spdif_transciever.h"
#include "davinci-pcm.h"
#include "davinci-i2s.h"
#include "davinci-mcasp.h"
+#include "davinci-vcif.h"
#define AUDIO_FORMAT (SND_SOC_DAIFMT_DSP_B | \
SND_SOC_DAIFMT_CBM_CFM | SND_SOC_DAIFMT_IB_NF)
@@ -81,10 +83,24 @@ static int evm_hw_params(struct snd_pcm_substream *substream,
return 0;
}
+static int evm_spdif_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 *cpu_dai = rtd->dai->cpu_dai;
+
+ /* set cpu DAI configuration */
+ return snd_soc_dai_set_fmt(cpu_dai, AUDIO_FORMAT);
+}
+
static struct snd_soc_ops evm_ops = {
.hw_params = evm_hw_params,
};
+static struct snd_soc_ops evm_spdif_ops = {
+ .hw_params = evm_spdif_hw_params,
+};
+
/* davinci-evm machine dapm widgets */
static const struct snd_soc_dapm_widget aic3x_dapm_widgets[] = {
SND_SOC_DAPM_HP("Headphone Jack", NULL),
@@ -151,6 +167,22 @@ static struct snd_soc_dai_link evm_dai = {
.ops = &evm_ops,
};
+static struct snd_soc_dai_link dm365_evm_dai = {
+#ifdef CONFIG_SND_DM365_AIC3X_CODEC
+ .name = "TLV320AIC3X",
+ .stream_name = "AIC3X",
+ .cpu_dai = &davinci_i2s_dai,
+ .codec_dai = &aic3x_dai,
+ .init = evm_aic3x_init,
+ .ops = &evm_ops,
+#elif defined(CONFIG_SND_DM365_VOICE_CODEC)
+ .name = "Voice Codec - CQ93VC",
+ .stream_name = "CQ93",
+ .cpu_dai = &davinci_vcif_dai,
+ .codec_dai = &cq93vc_dai,
+#endif
+};
+
static struct snd_soc_dai_link dm6467_evm_dai[] = {
{
.name = "TLV320AIC3X",
@@ -165,7 +197,7 @@ static struct snd_soc_dai_link dm6467_evm_dai[] = {
.stream_name = "spdif",
.cpu_dai = &davinci_mcasp_dai[DAVINCI_MCASP_DIT_DAI],
.codec_dai = &dit_stub_dai,
- .ops = &evm_ops,
+ .ops = &evm_spdif_ops,
},
};
static struct snd_soc_dai_link da8xx_evm_dai = {
@@ -177,7 +209,7 @@ static struct snd_soc_dai_link da8xx_evm_dai = {
.ops = &evm_ops,
};
-/* davinci dm6446, dm355 or dm365 evm audio machine driver */
+/* davinci dm6446, dm355 evm audio machine driver */
static struct snd_soc_card snd_soc_card_evm = {
.name = "DaVinci EVM",
.platform = &davinci_soc_platform,
@@ -185,6 +217,15 @@ static struct snd_soc_card snd_soc_card_evm = {
.num_links = 1,
};
+/* davinci dm365 evm audio machine driver */
+static struct snd_soc_card dm365_snd_soc_card_evm = {
+ .name = "DaVinci DM365 EVM",
+ .platform = &davinci_soc_platform,
+ .dai_link = &dm365_evm_dai,
+ .num_links = 1,
+};
+
+
/* davinci dm6467 evm audio machine driver */
static struct snd_soc_card dm6467_snd_soc_card_evm = {
.name = "DaVinci DM6467 EVM",
@@ -217,6 +258,17 @@ static struct snd_soc_device evm_snd_devdata = {
};
/* evm audio subsystem */
+static struct snd_soc_device dm365_evm_snd_devdata = {
+ .card = &dm365_snd_soc_card_evm,
+#ifdef CONFIG_SND_DM365_AIC3X_CODEC
+ .codec_dev = &soc_codec_dev_aic3x,
+ .codec_data = &aic3x_setup,
+#elif defined(CONFIG_SND_DM365_VOICE_CODEC)
+ .codec_dev = &soc_codec_dev_cq93vc,
+#endif
+};
+
+/* evm audio subsystem */
static struct snd_soc_device dm6467_evm_snd_devdata = {
.card = &dm6467_snd_soc_card_evm,
.codec_dev = &soc_codec_dev_aic3x,
@@ -244,12 +296,15 @@ static int __init evm_init(void)
int index;
int ret;
- if (machine_is_davinci_evm() || machine_is_davinci_dm365_evm()) {
+ if (machine_is_davinci_evm()) {
evm_snd_dev_data = &evm_snd_devdata;
index = 0;
} else if (machine_is_davinci_dm355_evm()) {
evm_snd_dev_data = &evm_snd_devdata;
index = 1;
+ } else if (machine_is_davinci_dm365_evm()) {
+ evm_snd_dev_data = &dm365_evm_snd_devdata;
+ index = 0;
} else if (machine_is_davinci_dm6467_evm()) {
evm_snd_dev_data = &dm6467_evm_snd_devdata;
index = 0;
diff --git a/sound/soc/davinci/davinci-vcif.c b/sound/soc/davinci/davinci-vcif.c
new file mode 100644
index 0000000..9aa980d
--- /dev/null
+++ b/sound/soc/davinci/davinci-vcif.c
@@ -0,0 +1,274 @@
+/*
+ * ALSA SoC Voice Codec Interface for TI DAVINCI processor
+ *
+ * Copyright (C) 2010 Texas Instruments.
+ *
+ * Author: Miguel Aguilar <miguel.aguilar@ridgerun.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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/device.h>
+#include <linux/delay.h>
+#include <linux/slab.h>
+#include <linux/io.h>
+#include <linux/mfd/davinci_voicecodec.h>
+
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/initval.h>
+#include <sound/soc.h>
+
+#include "davinci-pcm.h"
+#include "davinci-i2s.h"
+#include "davinci-vcif.h"
+
+#define MOD_REG_BIT(val, mask, set) do { \
+ if (set) { \
+ val |= mask; \
+ } else { \
+ val &= ~mask; \
+ } \
+} while (0)
+
+struct davinci_vcif_dev {
+ struct davinci_vc *davinci_vc;
+ struct davinci_pcm_dma_params dma_params[2];
+};
+
+static void davinci_vcif_start(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct davinci_vcif_dev *davinci_vcif_dev =
+ rtd->dai->cpu_dai->private_data;
+ struct davinci_vc *davinci_vc = davinci_vcif_dev->davinci_vc;
+ u32 w;
+
+ /* Start the sample generator and enable transmitter/receiver */
+ w = readl(davinci_vc->base + DAVINCI_VC_CTRL);
+
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ MOD_REG_BIT(w, DAVINCI_VC_CTRL_RSTDAC, 1);
+ else
+ MOD_REG_BIT(w, DAVINCI_VC_CTRL_RSTADC, 1);
+
+ writel(w, davinci_vc->base + DAVINCI_VC_CTRL);
+}
+
+static void davinci_vcif_stop(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ struct davinci_vcif_dev *davinci_vcif_dev =
+ rtd->dai->cpu_dai->private_data;
+ struct davinci_vc *davinci_vc = davinci_vcif_dev->davinci_vc;
+ u32 w;
+
+ /* Reset transmitter/receiver and sample rate/frame sync generators */
+ w = readl(davinci_vc->base + DAVINCI_VC_CTRL);
+ if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
+ MOD_REG_BIT(w, DAVINCI_VC_CTRL_RSTDAC, 0);
+ else
+ MOD_REG_BIT(w, DAVINCI_VC_CTRL_RSTADC, 0);
+
+ writel(w, davinci_vc->base + DAVINCI_VC_CTRL);
+}
+
+static int davinci_vcif_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ struct davinci_vcif_dev *davinci_vcif_dev = dai->private_data;
+ struct davinci_vc *davinci_vc = davinci_vcif_dev->davinci_vc;
+ struct davinci_pcm_dma_params *dma_params =
+ &davinci_vcif_dev->dma_params[substream->stream];
+ u32 w;
+
+ /* Restart the codec before setup */
+ davinci_vcif_stop(substream);
+ davinci_vcif_start(substream);
+
+ /* General line settings */
+ writel(DAVINCI_VC_CTRL_MASK, davinci_vc->base + DAVINCI_VC_CTRL);
+
+ writel(DAVINCI_VC_INT_MASK, davinci_vc->base + DAVINCI_VC_INTCLR);
+
+ writel(DAVINCI_VC_INT_MASK, davinci_vc->base + DAVINCI_VC_INTEN);
+
+ w = readl(davinci_vc->base + DAVINCI_VC_CTRL);
+
+ /* Determine xfer data type */
+ switch (params_format(params)) {
+ case SNDRV_PCM_FORMAT_U8:
+ dma_params->data_type = 0;
+
+ MOD_REG_BIT(w, DAVINCI_VC_CTRL_RD_BITS_8 |
+ DAVINCI_VC_CTRL_RD_UNSIGNED |
+ DAVINCI_VC_CTRL_WD_BITS_8 |
+ DAVINCI_VC_CTRL_WD_UNSIGNED, 1);
+ break;
+ case SNDRV_PCM_FORMAT_S8:
+ dma_params->data_type = 1;
+
+ MOD_REG_BIT(w, DAVINCI_VC_CTRL_RD_BITS_8 |
+ DAVINCI_VC_CTRL_WD_BITS_8, 1);
+
+ MOD_REG_BIT(w, DAVINCI_VC_CTRL_RD_UNSIGNED |
+ DAVINCI_VC_CTRL_WD_UNSIGNED, 0);
+ break;
+ case SNDRV_PCM_FORMAT_S16_LE:
+ dma_params->data_type = 2;
+
+ MOD_REG_BIT(w, DAVINCI_VC_CTRL_RD_BITS_8 |
+ DAVINCI_VC_CTRL_RD_UNSIGNED |
+ DAVINCI_VC_CTRL_WD_BITS_8 |
+ DAVINCI_VC_CTRL_WD_UNSIGNED, 0);
+ break;
+ default:
+ printk(KERN_WARNING "davinci-vcif: unsupported PCM format");
+ return -EINVAL;
+ }
+
+ dma_params->acnt = dma_params->data_type;
+
+ writel(w, davinci_vc->base + DAVINCI_VC_CTRL);
+
+ return 0;
+}
+
+static int davinci_vcif_trigger(struct snd_pcm_substream *substream, int cmd,
+ struct snd_soc_dai *dai)
+{
+ int ret = 0;
+
+ switch (cmd) {
+ case SNDRV_PCM_TRIGGER_START:
+ case SNDRV_PCM_TRIGGER_RESUME:
+ case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
+ davinci_vcif_start(substream);
+ case SNDRV_PCM_TRIGGER_STOP:
+ case SNDRV_PCM_TRIGGER_SUSPEND:
+ case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+ davinci_vcif_stop(substream);
+ break;
+ default:
+ ret = -EINVAL;
+ }
+
+ return ret;
+}
+
+#define DAVINCI_VCIF_RATES SNDRV_PCM_RATE_8000_48000
+
+static struct snd_soc_dai_ops davinci_vcif_dai_ops = {
+ .trigger = davinci_vcif_trigger,
+ .hw_params = davinci_vcif_hw_params,
+};
+
+struct snd_soc_dai davinci_vcif_dai = {
+ .name = "davinci-vcif",
+ .playback = {
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = DAVINCI_VCIF_RATES,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,},
+ .capture = {
+ .channels_min = 1,
+ .channels_max = 2,
+ .rates = DAVINCI_VCIF_RATES,
+ .formats = SNDRV_PCM_FMTBIT_S16_LE,},
+ .ops = &davinci_vcif_dai_ops,
+
+};
+EXPORT_SYMBOL_GPL(davinci_vcif_dai);
+
+static int davinci_vcif_probe(struct platform_device *pdev)
+{
+ struct davinci_vc *davinci_vc = platform_get_drvdata(pdev);
+ struct davinci_vcif_dev *davinci_vcif_dev;
+ int ret;
+
+ davinci_vcif_dev = kzalloc(sizeof(struct davinci_vcif_dev), GFP_KERNEL);
+ if (!davinci_vc) {
+ dev_dbg(&pdev->dev,
+ "could not allocate memory for private data\n");
+ return -ENOMEM;
+ }
+
+ /* DMA tx params */
+ davinci_vcif_dev->davinci_vc = davinci_vc;
+ davinci_vcif_dev->dma_params[SNDRV_PCM_STREAM_PLAYBACK].channel =
+ davinci_vc->davinci_vcif.dma_tx_channel;
+ davinci_vcif_dev->dma_params[SNDRV_PCM_STREAM_PLAYBACK].dma_addr =
+ davinci_vc->davinci_vcif.dma_tx_addr;
+
+ /* DMA rx params */
+ davinci_vcif_dev->dma_params[SNDRV_PCM_STREAM_CAPTURE].channel =
+ davinci_vc->davinci_vcif.dma_rx_channel;
+ davinci_vcif_dev->dma_params[SNDRV_PCM_STREAM_CAPTURE].dma_addr =
+ davinci_vc->davinci_vcif.dma_rx_addr;
+
+ davinci_vcif_dai.dev = &pdev->dev;
+ davinci_vcif_dai.capture.dma_data = davinci_vcif_dev->dma_params;
+ davinci_vcif_dai.playback.dma_data = davinci_vcif_dev->dma_params;
+ davinci_vcif_dai.private_data = davinci_vcif_dev;
+
+ ret = snd_soc_register_dai(&davinci_vcif_dai);
+ if (ret != 0) {
+ dev_err(&pdev->dev, "could not register dai\n");
+ goto fail;
+ }
+
+ return 0;
+
+fail:
+ kfree(davinci_vcif_dev);
+
+ return ret;
+}
+
+static int davinci_vcif_remove(struct platform_device *pdev)
+{
+ snd_soc_unregister_dai(&davinci_vcif_dai);
+
+ return 0;
+}
+
+static struct platform_driver davinci_vcif_driver = {
+ .probe = davinci_vcif_probe,
+ .remove = davinci_vcif_remove,
+ .driver = {
+ .name = "davinci_vcif",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init davinci_vcif_init(void)
+{
+ return platform_driver_probe(&davinci_vcif_driver, davinci_vcif_probe);
+}
+module_init(davinci_vcif_init);
+
+static void __exit davinci_vcif_exit(void)
+{
+ platform_driver_unregister(&davinci_vcif_driver);
+}
+module_exit(davinci_vcif_exit);
+
+MODULE_AUTHOR("Miguel Aguilar");
+MODULE_DESCRIPTION("Texas Instruments DaVinci ASoC Voice Codec Interface");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/davinci/davinci-vcif.h b/sound/soc/davinci/davinci-vcif.h
new file mode 100644
index 0000000..571c994
--- /dev/null
+++ b/sound/soc/davinci/davinci-vcif.h
@@ -0,0 +1,28 @@
+/*
+ * ALSA SoC Voice Codec Interface for TI DAVINCI processor
+ *
+ * Copyright (C) 2010 Texas Instruments.
+ *
+ * Author: Miguel Aguilar <miguel.aguilar@ridgerun.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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#ifndef _DAVINCI_VCIF_H
+#define _DAVINCI_VCIF_H
+
+extern struct snd_soc_dai davinci_vcif_dai;
+
+#endif
OpenPOWER on IntegriCloud