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-rw-r--r--sound/soc/omap/Kconfig5
-rw-r--r--sound/soc/omap/Makefile2
-rw-r--r--sound/soc/omap/am3517evm.c1
-rw-r--r--sound/soc/omap/ams-delta.c11
-rw-r--r--sound/soc/omap/igep0020.c1
-rw-r--r--sound/soc/omap/n810.c1
-rw-r--r--sound/soc/omap/omap-dmic.c546
-rw-r--r--sound/soc/omap/omap-dmic.h69
-rw-r--r--sound/soc/omap/omap-hdmi.c14
-rw-r--r--sound/soc/omap/omap-mcbsp.c16
-rw-r--r--sound/soc/omap/omap-mcpdm.c19
-rw-r--r--sound/soc/omap/omap-pcm.c17
-rw-r--r--sound/soc/omap/omap3evm.c1
-rw-r--r--sound/soc/omap/omap3pandora.c1
-rw-r--r--sound/soc/omap/omap4-hdmi-card.c13
-rw-r--r--sound/soc/omap/osk5912.c1
-rw-r--r--sound/soc/omap/overo.c1
-rw-r--r--sound/soc/omap/rx51.c3
-rw-r--r--sound/soc/omap/sdp3430.c1
-rw-r--r--sound/soc/omap/sdp4430.c86
-rw-r--r--sound/soc/omap/zoom2.c1
21 files changed, 725 insertions, 85 deletions
diff --git a/sound/soc/omap/Kconfig b/sound/soc/omap/Kconfig
index fe83d0d176be..fb1bf2581efb 100644
--- a/sound/soc/omap/Kconfig
+++ b/sound/soc/omap/Kconfig
@@ -2,6 +2,9 @@ config SND_OMAP_SOC
tristate "SoC Audio for the Texas Instruments OMAP chips"
depends on ARCH_OMAP
+config SND_OMAP_SOC_DMIC
+ tristate
+
config SND_OMAP_SOC_MCBSP
tristate
select OMAP_MCBSP
@@ -97,8 +100,10 @@ config SND_OMAP_SOC_SDP3430
config SND_OMAP_SOC_SDP4430
tristate "SoC Audio support for Texas Instruments SDP4430"
depends on TWL4030_CORE && SND_OMAP_SOC && MACH_OMAP_4430SDP
+ select SND_OMAP_SOC_DMIC
select SND_OMAP_SOC_MCPDM
select SND_SOC_TWL6040
+ select SND_SOC_DMIC
help
Say Y if you want to add support for SoC audio on Texas Instruments
SDP4430.
diff --git a/sound/soc/omap/Makefile b/sound/soc/omap/Makefile
index 052fd758722e..1fd723fb559d 100644
--- a/sound/soc/omap/Makefile
+++ b/sound/soc/omap/Makefile
@@ -1,10 +1,12 @@
# OMAP Platform Support
snd-soc-omap-objs := omap-pcm.o
+snd-soc-omap-dmic-objs := omap-dmic.o
snd-soc-omap-mcbsp-objs := omap-mcbsp.o
snd-soc-omap-mcpdm-objs := omap-mcpdm.o
snd-soc-omap-hdmi-objs := omap-hdmi.o
obj-$(CONFIG_SND_OMAP_SOC) += snd-soc-omap.o
+obj-$(CONFIG_SND_OMAP_SOC_DMIC) += snd-soc-omap-dmic.o
obj-$(CONFIG_SND_OMAP_SOC_MCBSP) += snd-soc-omap-mcbsp.o
obj-$(CONFIG_SND_OMAP_SOC_MCPDM) += snd-soc-omap-mcpdm.o
obj-$(CONFIG_SND_OMAP_SOC_HDMI) += snd-soc-omap-hdmi.o
diff --git a/sound/soc/omap/am3517evm.c b/sound/soc/omap/am3517evm.c
index c1cd4a0cbe9e..add4866d7e67 100644
--- a/sound/soc/omap/am3517evm.c
+++ b/sound/soc/omap/am3517evm.c
@@ -107,6 +107,7 @@ static struct snd_soc_dai_link am3517evm_dai = {
/* Audio machine driver */
static struct snd_soc_card snd_soc_am3517evm = {
.name = "am3517evm",
+ .owner = THIS_MODULE,
.dai_link = &am3517evm_dai,
.num_links = 1,
diff --git a/sound/soc/omap/ams-delta.c b/sound/soc/omap/ams-delta.c
index ccb8a6aa1817..a67f4370bc9f 100644
--- a/sound/soc/omap/ams-delta.c
+++ b/sound/soc/omap/ams-delta.c
@@ -431,22 +431,20 @@ static int ams_delta_set_bias_level(struct snd_soc_card *card,
struct snd_soc_dapm_context *dapm,
enum snd_soc_bias_level level)
{
- struct snd_soc_codec *codec = card->rtd->codec;
-
switch (level) {
case SND_SOC_BIAS_ON:
case SND_SOC_BIAS_PREPARE:
case SND_SOC_BIAS_STANDBY:
- if (codec->dapm.bias_level == SND_SOC_BIAS_OFF)
+ if (card->dapm.bias_level == SND_SOC_BIAS_OFF)
ams_delta_latch2_write(AMS_DELTA_LATCH2_MODEM_NRESET,
AMS_DELTA_LATCH2_MODEM_NRESET);
break;
case SND_SOC_BIAS_OFF:
- if (codec->dapm.bias_level != SND_SOC_BIAS_OFF)
+ if (card->dapm.bias_level != SND_SOC_BIAS_OFF)
ams_delta_latch2_write(AMS_DELTA_LATCH2_MODEM_NRESET,
0);
}
- codec->dapm.bias_level = level;
+ card->dapm.bias_level = level;
return 0;
}
@@ -474,7 +472,7 @@ static int ams_delta_digital_mute(struct snd_soc_dai *dai, int mute)
}
/* Our codec DAI probably doesn't have its own .ops structure */
-static struct snd_soc_dai_ops ams_delta_dai_ops = {
+static const struct snd_soc_dai_ops ams_delta_dai_ops = {
.digital_mute = ams_delta_digital_mute,
};
@@ -597,6 +595,7 @@ static struct snd_soc_dai_link ams_delta_dai_link = {
/* Audio card driver */
static struct snd_soc_card ams_delta_audio_card = {
.name = "AMS_DELTA",
+ .owner = THIS_MODULE,
.dai_link = &ams_delta_dai_link,
.num_links = 1,
.set_bias_level = ams_delta_set_bias_level,
diff --git a/sound/soc/omap/igep0020.c b/sound/soc/omap/igep0020.c
index 591fbf8f7cd9..ccae58a1339c 100644
--- a/sound/soc/omap/igep0020.c
+++ b/sound/soc/omap/igep0020.c
@@ -72,6 +72,7 @@ static struct snd_soc_dai_link igep2_dai = {
/* Audio machine driver */
static struct snd_soc_card snd_soc_card_igep2 = {
.name = "igep2",
+ .owner = THIS_MODULE,
.dai_link = &igep2_dai,
.num_links = 1,
};
diff --git a/sound/soc/omap/n810.c b/sound/soc/omap/n810.c
index fc6209b3f20c..597be412f1e4 100644
--- a/sound/soc/omap/n810.c
+++ b/sound/soc/omap/n810.c
@@ -289,6 +289,7 @@ static struct snd_soc_dai_link n810_dai = {
/* Audio machine driver */
static struct snd_soc_card snd_soc_n810 = {
.name = "N810",
+ .owner = THIS_MODULE,
.dai_link = &n810_dai,
.num_links = 1,
diff --git a/sound/soc/omap/omap-dmic.c b/sound/soc/omap/omap-dmic.c
new file mode 100644
index 000000000000..0855c1cfa7fd
--- /dev/null
+++ b/sound/soc/omap/omap-dmic.c
@@ -0,0 +1,546 @@
+/*
+ * omap-dmic.c -- OMAP ASoC DMIC DAI driver
+ *
+ * Copyright (C) 2010 - 2011 Texas Instruments
+ *
+ * Author: David Lambert <dlambert@ti.com>
+ * Misael Lopez Cruz <misael.lopez@ti.com>
+ * Liam Girdwood <lrg@ti.com>
+ * Peter Ujfalusi <peter.ujfalusi@ti.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+#include <linux/io.h>
+#include <linux/slab.h>
+#include <linux/pm_runtime.h>
+#include <plat/dma.h>
+
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/initval.h>
+#include <sound/soc.h>
+
+#include "omap-pcm.h"
+#include "omap-dmic.h"
+
+struct omap_dmic {
+ struct device *dev;
+ void __iomem *io_base;
+ struct clk *fclk;
+ int fclk_freq;
+ int out_freq;
+ int clk_div;
+ int sysclk;
+ int threshold;
+ u32 ch_enabled;
+ bool active;
+ struct mutex mutex;
+};
+
+/*
+ * Stream DMA parameters
+ */
+static struct omap_pcm_dma_data omap_dmic_dai_dma_params = {
+ .name = "DMIC capture",
+ .data_type = OMAP_DMA_DATA_TYPE_S32,
+ .sync_mode = OMAP_DMA_SYNC_PACKET,
+};
+
+static inline void omap_dmic_write(struct omap_dmic *dmic, u16 reg, u32 val)
+{
+ __raw_writel(val, dmic->io_base + reg);
+}
+
+static inline int omap_dmic_read(struct omap_dmic *dmic, u16 reg)
+{
+ return __raw_readl(dmic->io_base + reg);
+}
+
+static inline void omap_dmic_start(struct omap_dmic *dmic)
+{
+ u32 ctrl = omap_dmic_read(dmic, OMAP_DMIC_CTRL_REG);
+
+ /* Configure DMA controller */
+ omap_dmic_write(dmic, OMAP_DMIC_DMAENABLE_SET_REG,
+ OMAP_DMIC_DMA_ENABLE);
+
+ omap_dmic_write(dmic, OMAP_DMIC_CTRL_REG, ctrl | dmic->ch_enabled);
+}
+
+static inline void omap_dmic_stop(struct omap_dmic *dmic)
+{
+ u32 ctrl = omap_dmic_read(dmic, OMAP_DMIC_CTRL_REG);
+ omap_dmic_write(dmic, OMAP_DMIC_CTRL_REG,
+ ctrl & ~OMAP_DMIC_UP_ENABLE_MASK);
+
+ /* Disable DMA request generation */
+ omap_dmic_write(dmic, OMAP_DMIC_DMAENABLE_CLR_REG,
+ OMAP_DMIC_DMA_ENABLE);
+
+}
+
+static inline int dmic_is_enabled(struct omap_dmic *dmic)
+{
+ return omap_dmic_read(dmic, OMAP_DMIC_CTRL_REG) &
+ OMAP_DMIC_UP_ENABLE_MASK;
+}
+
+static int omap_dmic_dai_startup(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct omap_dmic *dmic = snd_soc_dai_get_drvdata(dai);
+ int ret = 0;
+
+ mutex_lock(&dmic->mutex);
+
+ if (!dai->active) {
+ snd_pcm_hw_constraint_msbits(substream->runtime, 0, 32, 24);
+ dmic->active = 1;
+ } else {
+ ret = -EBUSY;
+ }
+
+ mutex_unlock(&dmic->mutex);
+
+ return ret;
+}
+
+static void omap_dmic_dai_shutdown(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct omap_dmic *dmic = snd_soc_dai_get_drvdata(dai);
+
+ mutex_lock(&dmic->mutex);
+
+ if (!dai->active)
+ dmic->active = 0;
+
+ mutex_unlock(&dmic->mutex);
+}
+
+static int omap_dmic_select_divider(struct omap_dmic *dmic, int sample_rate)
+{
+ int divider = -EINVAL;
+
+ /*
+ * 192KHz rate is only supported with 19.2MHz/3.84MHz clock
+ * configuration.
+ */
+ if (sample_rate == 192000) {
+ if (dmic->fclk_freq == 19200000 && dmic->out_freq == 3840000)
+ divider = 0x6; /* Divider: 5 (192KHz sampling rate) */
+ else
+ dev_err(dmic->dev,
+ "invalid clock configuration for 192KHz\n");
+
+ return divider;
+ }
+
+ switch (dmic->out_freq) {
+ case 1536000:
+ if (dmic->fclk_freq != 24576000)
+ goto div_err;
+ divider = 0x4; /* Divider: 16 */
+ break;
+ case 2400000:
+ switch (dmic->fclk_freq) {
+ case 12000000:
+ divider = 0x5; /* Divider: 5 */
+ break;
+ case 19200000:
+ divider = 0x0; /* Divider: 8 */
+ break;
+ case 24000000:
+ divider = 0x2; /* Divider: 10 */
+ break;
+ default:
+ goto div_err;
+ }
+ break;
+ case 3072000:
+ if (dmic->fclk_freq != 24576000)
+ goto div_err;
+ divider = 0x3; /* Divider: 8 */
+ break;
+ case 3840000:
+ if (dmic->fclk_freq != 19200000)
+ goto div_err;
+ divider = 0x1; /* Divider: 5 (96KHz sampling rate) */
+ break;
+ default:
+ dev_err(dmic->dev, "invalid out frequency: %dHz\n",
+ dmic->out_freq);
+ break;
+ }
+
+ return divider;
+
+div_err:
+ dev_err(dmic->dev, "invalid out frequency %dHz for %dHz input\n",
+ dmic->out_freq, dmic->fclk_freq);
+ return -EINVAL;
+}
+
+static int omap_dmic_dai_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params,
+ struct snd_soc_dai *dai)
+{
+ struct omap_dmic *dmic = snd_soc_dai_get_drvdata(dai);
+ int channels;
+
+ dmic->clk_div = omap_dmic_select_divider(dmic, params_rate(params));
+ if (dmic->clk_div < 0) {
+ dev_err(dmic->dev, "no valid divider for %dHz from %dHz\n",
+ dmic->out_freq, dmic->fclk_freq);
+ return -EINVAL;
+ }
+
+ dmic->ch_enabled = 0;
+ channels = params_channels(params);
+ switch (channels) {
+ case 6:
+ dmic->ch_enabled |= OMAP_DMIC_UP3_ENABLE;
+ case 4:
+ dmic->ch_enabled |= OMAP_DMIC_UP2_ENABLE;
+ case 2:
+ dmic->ch_enabled |= OMAP_DMIC_UP1_ENABLE;
+ break;
+ default:
+ dev_err(dmic->dev, "invalid number of legacy channels\n");
+ return -EINVAL;
+ }
+
+ /* packet size is threshold * channels */
+ omap_dmic_dai_dma_params.packet_size = dmic->threshold * channels;
+ snd_soc_dai_set_dma_data(dai, substream, &omap_dmic_dai_dma_params);
+
+ return 0;
+}
+
+static int omap_dmic_dai_prepare(struct snd_pcm_substream *substream,
+ struct snd_soc_dai *dai)
+{
+ struct omap_dmic *dmic = snd_soc_dai_get_drvdata(dai);
+ u32 ctrl;
+
+ /* Configure uplink threshold */
+ omap_dmic_write(dmic, OMAP_DMIC_FIFO_CTRL_REG, dmic->threshold);
+
+ ctrl = omap_dmic_read(dmic, OMAP_DMIC_CTRL_REG);
+
+ /* Set dmic out format */
+ ctrl &= ~(OMAP_DMIC_FORMAT | OMAP_DMIC_POLAR_MASK);
+ ctrl |= (OMAP_DMICOUTFORMAT_LJUST | OMAP_DMIC_POLAR1 |
+ OMAP_DMIC_POLAR2 | OMAP_DMIC_POLAR3);
+
+ /* Configure dmic clock divider */
+ ctrl &= ~OMAP_DMIC_CLK_DIV_MASK;
+ ctrl |= OMAP_DMIC_CLK_DIV(dmic->clk_div);
+
+ omap_dmic_write(dmic, OMAP_DMIC_CTRL_REG, ctrl);
+
+ omap_dmic_write(dmic, OMAP_DMIC_CTRL_REG,
+ ctrl | OMAP_DMICOUTFORMAT_LJUST | OMAP_DMIC_POLAR1 |
+ OMAP_DMIC_POLAR2 | OMAP_DMIC_POLAR3);
+
+ return 0;
+}
+
+static int omap_dmic_dai_trigger(struct snd_pcm_substream *substream,
+ int cmd, struct snd_soc_dai *dai)
+{
+ struct omap_dmic *dmic = snd_soc_dai_get_drvdata(dai);
+
+ switch (cmd) {
+ case SNDRV_PCM_TRIGGER_START:
+ omap_dmic_start(dmic);
+ break;
+ case SNDRV_PCM_TRIGGER_STOP:
+ omap_dmic_stop(dmic);
+ break;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
+static int omap_dmic_select_fclk(struct omap_dmic *dmic, int clk_id,
+ unsigned int freq)
+{
+ struct clk *parent_clk;
+ char *parent_clk_name;
+ int ret = 0;
+
+ switch (freq) {
+ case 12000000:
+ case 19200000:
+ case 24000000:
+ case 24576000:
+ break;
+ default:
+ dev_err(dmic->dev, "invalid input frequency: %dHz\n", freq);
+ dmic->fclk_freq = 0;
+ return -EINVAL;
+ }
+
+ if (dmic->sysclk == clk_id) {
+ dmic->fclk_freq = freq;
+ return 0;
+ }
+
+ /* re-parent not allowed if a stream is ongoing */
+ if (dmic->active && dmic_is_enabled(dmic)) {
+ dev_err(dmic->dev, "can't re-parent when DMIC active\n");
+ return -EBUSY;
+ }
+
+ switch (clk_id) {
+ case OMAP_DMIC_SYSCLK_PAD_CLKS:
+ parent_clk_name = "pad_clks_ck";
+ break;
+ case OMAP_DMIC_SYSCLK_SLIMBLUS_CLKS:
+ parent_clk_name = "slimbus_clk";
+ break;
+ case OMAP_DMIC_SYSCLK_SYNC_MUX_CLKS:
+ parent_clk_name = "dmic_sync_mux_ck";
+ break;
+ default:
+ dev_err(dmic->dev, "fclk clk_id (%d) not supported\n", clk_id);
+ return -EINVAL;
+ }
+
+ parent_clk = clk_get(dmic->dev, parent_clk_name);
+ if (IS_ERR(parent_clk)) {
+ dev_err(dmic->dev, "can't get %s\n", parent_clk_name);
+ return -ENODEV;
+ }
+
+ mutex_lock(&dmic->mutex);
+ if (dmic->active) {
+ /* disable clock while reparenting */
+ pm_runtime_put_sync(dmic->dev);
+ ret = clk_set_parent(dmic->fclk, parent_clk);
+ pm_runtime_get_sync(dmic->dev);
+ } else {
+ ret = clk_set_parent(dmic->fclk, parent_clk);
+ }
+ mutex_unlock(&dmic->mutex);
+
+ if (ret < 0) {
+ dev_err(dmic->dev, "re-parent failed\n");
+ goto err_busy;
+ }
+
+ dmic->sysclk = clk_id;
+ dmic->fclk_freq = freq;
+
+err_busy:
+ clk_put(parent_clk);
+
+ return ret;
+}
+
+static int omap_dmic_select_outclk(struct omap_dmic *dmic, int clk_id,
+ unsigned int freq)
+{
+ int ret = 0;
+
+ if (clk_id != OMAP_DMIC_ABE_DMIC_CLK) {
+ dev_err(dmic->dev, "output clk_id (%d) not supported\n",
+ clk_id);
+ return -EINVAL;
+ }
+
+ switch (freq) {
+ case 1536000:
+ case 2400000:
+ case 3072000:
+ case 3840000:
+ dmic->out_freq = freq;
+ break;
+ default:
+ dev_err(dmic->dev, "invalid out frequency: %dHz\n", freq);
+ dmic->out_freq = 0;
+ ret = -EINVAL;
+ }
+
+ return ret;
+}
+
+static int omap_dmic_set_dai_sysclk(struct snd_soc_dai *dai, int clk_id,
+ unsigned int freq, int dir)
+{
+ struct omap_dmic *dmic = snd_soc_dai_get_drvdata(dai);
+
+ if (dir == SND_SOC_CLOCK_IN)
+ return omap_dmic_select_fclk(dmic, clk_id, freq);
+ else if (dir == SND_SOC_CLOCK_OUT)
+ return omap_dmic_select_outclk(dmic, clk_id, freq);
+
+ dev_err(dmic->dev, "invalid clock direction (%d)\n", dir);
+ return -EINVAL;
+}
+
+static const struct snd_soc_dai_ops omap_dmic_dai_ops = {
+ .startup = omap_dmic_dai_startup,
+ .shutdown = omap_dmic_dai_shutdown,
+ .hw_params = omap_dmic_dai_hw_params,
+ .prepare = omap_dmic_dai_prepare,
+ .trigger = omap_dmic_dai_trigger,
+ .set_sysclk = omap_dmic_set_dai_sysclk,
+};
+
+static int omap_dmic_probe(struct snd_soc_dai *dai)
+{
+ struct omap_dmic *dmic = snd_soc_dai_get_drvdata(dai);
+
+ pm_runtime_enable(dmic->dev);
+
+ /* Disable lines while request is ongoing */
+ pm_runtime_get_sync(dmic->dev);
+ omap_dmic_write(dmic, OMAP_DMIC_CTRL_REG, 0x00);
+ pm_runtime_put_sync(dmic->dev);
+
+ /* Configure DMIC threshold value */
+ dmic->threshold = OMAP_DMIC_THRES_MAX - 3;
+ return 0;
+}
+
+static int omap_dmic_remove(struct snd_soc_dai *dai)
+{
+ struct omap_dmic *dmic = snd_soc_dai_get_drvdata(dai);
+
+ pm_runtime_disable(dmic->dev);
+
+ return 0;
+}
+
+static struct snd_soc_dai_driver omap_dmic_dai = {
+ .name = "omap-dmic",
+ .probe = omap_dmic_probe,
+ .remove = omap_dmic_remove,
+ .capture = {
+ .channels_min = 2,
+ .channels_max = 6,
+ .rates = SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_192000,
+ .formats = SNDRV_PCM_FMTBIT_S32_LE,
+ },
+ .ops = &omap_dmic_dai_ops,
+};
+
+static __devinit int asoc_dmic_probe(struct platform_device *pdev)
+{
+ struct omap_dmic *dmic;
+ struct resource *res;
+ int ret;
+
+ dmic = devm_kzalloc(&pdev->dev, sizeof(struct omap_dmic), GFP_KERNEL);
+ if (!dmic)
+ return -ENOMEM;
+
+ platform_set_drvdata(pdev, dmic);
+ dmic->dev = &pdev->dev;
+ dmic->sysclk = OMAP_DMIC_SYSCLK_SYNC_MUX_CLKS;
+
+ mutex_init(&dmic->mutex);
+
+ dmic->fclk = clk_get(dmic->dev, "dmic_fck");
+ if (IS_ERR(dmic->fclk)) {
+ dev_err(dmic->dev, "cant get dmic_fck\n");
+ return -ENODEV;
+ }
+
+ res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "dma");
+ if (!res) {
+ dev_err(dmic->dev, "invalid dma memory resource\n");
+ ret = -ENODEV;
+ goto err_put_clk;
+ }
+ omap_dmic_dai_dma_params.port_addr = res->start + OMAP_DMIC_DATA_REG;
+
+ res = platform_get_resource(pdev, IORESOURCE_DMA, 0);
+ if (!res) {
+ dev_err(dmic->dev, "invalid dma resource\n");
+ ret = -ENODEV;
+ goto err_put_clk;
+ }
+ omap_dmic_dai_dma_params.dma_req = res->start;
+
+ res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mpu");
+ if (!res) {
+ dev_err(dmic->dev, "invalid memory resource\n");
+ ret = -ENODEV;
+ goto err_put_clk;
+ }
+
+ if (!devm_request_mem_region(&pdev->dev, res->start,
+ resource_size(res), pdev->name)) {
+ dev_err(dmic->dev, "memory region already claimed\n");
+ ret = -ENODEV;
+ goto err_put_clk;
+ }
+
+ dmic->io_base = devm_ioremap(&pdev->dev, res->start,
+ resource_size(res));
+ if (!dmic->io_base) {
+ ret = -ENOMEM;
+ goto err_put_clk;
+ }
+
+ ret = snd_soc_register_dai(&pdev->dev, &omap_dmic_dai);
+ if (ret)
+ goto err_put_clk;
+
+ return 0;
+
+err_put_clk:
+ clk_put(dmic->fclk);
+ return ret;
+}
+
+static int __devexit asoc_dmic_remove(struct platform_device *pdev)
+{
+ struct omap_dmic *dmic = platform_get_drvdata(pdev);
+
+ snd_soc_unregister_dai(&pdev->dev);
+ clk_put(dmic->fclk);
+
+ return 0;
+}
+
+static struct platform_driver asoc_dmic_driver = {
+ .driver = {
+ .name = "omap-dmic",
+ .owner = THIS_MODULE,
+ },
+ .probe = asoc_dmic_probe,
+ .remove = __devexit_p(asoc_dmic_remove),
+};
+
+module_platform_driver(asoc_dmic_driver);
+
+MODULE_ALIAS("platform:omap-dmic");
+MODULE_AUTHOR("Peter Ujfalusi <peter.ujfalusi@ti.com>");
+MODULE_DESCRIPTION("OMAP DMIC ASoC Interface");
+MODULE_LICENSE("GPL");
diff --git a/sound/soc/omap/omap-dmic.h b/sound/soc/omap/omap-dmic.h
new file mode 100644
index 000000000000..231e728bff0e
--- /dev/null
+++ b/sound/soc/omap/omap-dmic.h
@@ -0,0 +1,69 @@
+/*
+ * omap-dmic.h -- OMAP Digital Microphone Controller
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef _OMAP_DMIC_H
+#define _OMAP_DMIC_H
+
+#define OMAP_DMIC_REVISION_REG 0x00
+#define OMAP_DMIC_SYSCONFIG_REG 0x10
+#define OMAP_DMIC_IRQSTATUS_RAW_REG 0x24
+#define OMAP_DMIC_IRQSTATUS_REG 0x28
+#define OMAP_DMIC_IRQENABLE_SET_REG 0x2C
+#define OMAP_DMIC_IRQENABLE_CLR_REG 0x30
+#define OMAP_DMIC_IRQWAKE_EN_REG 0x34
+#define OMAP_DMIC_DMAENABLE_SET_REG 0x38
+#define OMAP_DMIC_DMAENABLE_CLR_REG 0x3C
+#define OMAP_DMIC_DMAWAKEEN_REG 0x40
+#define OMAP_DMIC_CTRL_REG 0x44
+#define OMAP_DMIC_DATA_REG 0x48
+#define OMAP_DMIC_FIFO_CTRL_REG 0x4C
+#define OMAP_DMIC_FIFO_DMIC1R_DATA_REG 0x50
+#define OMAP_DMIC_FIFO_DMIC1L_DATA_REG 0x54
+#define OMAP_DMIC_FIFO_DMIC2R_DATA_REG 0x58
+#define OMAP_DMIC_FIFO_DMIC2L_DATA_REG 0x5C
+#define OMAP_DMIC_FIFO_DMIC3R_DATA_REG 0x60
+#define OMAP_DMIC_FIFO_DMIC3L_DATA_REG 0x64
+
+/* IRQSTATUS_RAW, IRQSTATUS, IRQENABLE_SET, IRQENABLE_CLR bit fields */
+#define OMAP_DMIC_IRQ (1 << 0)
+#define OMAP_DMIC_IRQ_FULL (1 << 1)
+#define OMAP_DMIC_IRQ_ALMST_EMPTY (1 << 2)
+#define OMAP_DMIC_IRQ_EMPTY (1 << 3)
+#define OMAP_DMIC_IRQ_MASK 0x07
+
+/* DMIC_DMAENABLE bit fields */
+#define OMAP_DMIC_DMA_ENABLE 0x1
+
+/* DMIC_CTRL bit fields */
+#define OMAP_DMIC_UP1_ENABLE (1 << 0)
+#define OMAP_DMIC_UP2_ENABLE (1 << 1)
+#define OMAP_DMIC_UP3_ENABLE (1 << 2)
+#define OMAP_DMIC_UP_ENABLE_MASK 0x7
+#define OMAP_DMIC_FORMAT (1 << 3)
+#define OMAP_DMIC_POLAR1 (1 << 4)
+#define OMAP_DMIC_POLAR2 (1 << 5)
+#define OMAP_DMIC_POLAR3 (1 << 6)
+#define OMAP_DMIC_POLAR_MASK (0x7 << 4)
+#define OMAP_DMIC_CLK_DIV(x) (((x) & 0x7) << 7)
+#define OMAP_DMIC_CLK_DIV_MASK (0x7 << 7)
+#define OMAP_DMIC_RESET (1 << 10)
+
+#define OMAP_DMICOUTFORMAT_LJUST (0 << 3)
+#define OMAP_DMICOUTFORMAT_RJUST (1 << 3)
+
+/* DMIC_FIFO_CTRL bit fields */
+#define OMAP_DMIC_THRES_MAX 0xF
+
+enum omap_dmic_clk {
+ OMAP_DMIC_SYSCLK_PAD_CLKS, /* PAD_CLKS */
+ OMAP_DMIC_SYSCLK_SLIMBLUS_CLKS, /* SLIMBUS_CLK */
+ OMAP_DMIC_SYSCLK_SYNC_MUX_CLKS, /* DMIC_SYNC_MUX_CLK */
+ OMAP_DMIC_ABE_DMIC_CLK, /* abe_dmic_clk */
+};
+
+#endif
diff --git a/sound/soc/omap/omap-hdmi.c b/sound/soc/omap/omap-hdmi.c
index 36c6eaeffb02..38e0defa7078 100644
--- a/sound/soc/omap/omap-hdmi.c
+++ b/sound/soc/omap/omap-hdmi.c
@@ -83,7 +83,7 @@ static int omap_hdmi_dai_hw_params(struct snd_pcm_substream *substream,
return err;
}
-static struct snd_soc_dai_ops omap_hdmi_dai_ops = {
+static const struct snd_soc_dai_ops omap_hdmi_dai_ops = {
.startup = omap_hdmi_dai_startup,
.hw_params = omap_hdmi_dai_hw_params,
};
@@ -139,17 +139,7 @@ static struct platform_driver hdmi_dai_driver = {
.remove = __devexit_p(omap_hdmi_remove),
};
-static int __init hdmi_dai_init(void)
-{
- return platform_driver_register(&hdmi_dai_driver);
-}
-module_init(hdmi_dai_init);
-
-static void __exit hdmi_dai_exit(void)
-{
- platform_driver_unregister(&hdmi_dai_driver);
-}
-module_exit(hdmi_dai_exit);
+module_platform_driver(hdmi_dai_driver);
MODULE_AUTHOR("Jorge Candelaria <jorge.candelaria@ti.com>");
MODULE_AUTHOR("Ricardo Neri <ricardo.neri@ti.com>");
diff --git a/sound/soc/omap/omap-mcbsp.c b/sound/soc/omap/omap-mcbsp.c
index 4314647e735e..017371913ec3 100644
--- a/sound/soc/omap/omap-mcbsp.c
+++ b/sound/soc/omap/omap-mcbsp.c
@@ -258,7 +258,7 @@ static int omap_mcbsp_dai_hw_params(struct snd_pcm_substream *substream,
default:
return -EINVAL;
}
- if (cpu_is_omap34xx()) {
+ if (cpu_is_omap34xx() || cpu_is_omap44xx()) {
dma_data->set_threshold = omap_mcbsp_set_threshold;
/* TODO: Currently, MODE_ELEMENT == MODE_FRAME */
if (omap_mcbsp_get_dma_op_mode(bus_id) ==
@@ -599,7 +599,7 @@ static int omap_mcbsp_dai_set_dai_sysclk(struct snd_soc_dai *cpu_dai,
return err;
}
-static struct snd_soc_dai_ops mcbsp_dai_ops = {
+static const struct snd_soc_dai_ops mcbsp_dai_ops = {
.startup = omap_mcbsp_dai_startup,
.shutdown = omap_mcbsp_dai_shutdown,
.trigger = omap_mcbsp_dai_trigger,
@@ -785,17 +785,7 @@ static struct platform_driver asoc_mcbsp_driver = {
.remove = __devexit_p(asoc_mcbsp_remove),
};
-static int __init snd_omap_mcbsp_init(void)
-{
- return platform_driver_register(&asoc_mcbsp_driver);
-}
-module_init(snd_omap_mcbsp_init);
-
-static void __exit snd_omap_mcbsp_exit(void)
-{
- platform_driver_unregister(&asoc_mcbsp_driver);
-}
-module_exit(snd_omap_mcbsp_exit);
+module_platform_driver(asoc_mcbsp_driver);
MODULE_AUTHOR("Jarkko Nikula <jarkko.nikula@bitmer.com>");
MODULE_DESCRIPTION("OMAP I2S SoC Interface");
diff --git a/sound/soc/omap/omap-mcpdm.c b/sound/soc/omap/omap-mcpdm.c
index 41d17067cc73..0e25df4fa9e5 100644
--- a/sound/soc/omap/omap-mcpdm.c
+++ b/sound/soc/omap/omap-mcpdm.c
@@ -266,8 +266,6 @@ static int omap_mcpdm_dai_startup(struct snd_pcm_substream *substream,
mutex_lock(&mcpdm->mutex);
if (!dai->active) {
- pm_runtime_get_sync(mcpdm->dev);
-
/* Enable watch dog for ES above ES 1.0 to avoid saturation */
if (omap_rev() != OMAP4430_REV_ES1_0) {
u32 ctrl = omap_mcpdm_read(mcpdm, MCPDM_REG_CTRL);
@@ -295,9 +293,6 @@ static void omap_mcpdm_dai_shutdown(struct snd_pcm_substream *substream,
omap_mcpdm_stop(mcpdm);
omap_mcpdm_close_streams(mcpdm);
}
-
- if (!omap_mcpdm_active(mcpdm))
- pm_runtime_put_sync(mcpdm->dev);
}
mutex_unlock(&mcpdm->mutex);
@@ -367,7 +362,7 @@ static int omap_mcpdm_prepare(struct snd_pcm_substream *substream,
return 0;
}
-static struct snd_soc_dai_ops omap_mcpdm_dai_ops = {
+static const struct snd_soc_dai_ops omap_mcpdm_dai_ops = {
.startup = omap_mcpdm_dai_startup,
.shutdown = omap_mcpdm_dai_shutdown,
.hw_params = omap_mcpdm_dai_hw_params,
@@ -520,17 +515,7 @@ static struct platform_driver asoc_mcpdm_driver = {
.remove = __devexit_p(asoc_mcpdm_remove),
};
-static int __init snd_omap_mcpdm_init(void)
-{
- return platform_driver_register(&asoc_mcpdm_driver);
-}
-module_init(snd_omap_mcpdm_init);
-
-static void __exit snd_omap_mcpdm_exit(void)
-{
- platform_driver_unregister(&asoc_mcpdm_driver);
-}
-module_exit(snd_omap_mcpdm_exit);
+module_platform_driver(asoc_mcpdm_driver);
MODULE_AUTHOR("Misael Lopez Cruz <misael.lopez@ti.com>");
MODULE_DESCRIPTION("OMAP PDM SoC Interface");
diff --git a/sound/soc/omap/omap-pcm.c b/sound/soc/omap/omap-pcm.c
index 6ede7dc6c10a..a59bd352d342 100644
--- a/sound/soc/omap/omap-pcm.c
+++ b/sound/soc/omap/omap-pcm.c
@@ -378,7 +378,6 @@ static void omap_pcm_free_dma_buffers(struct snd_pcm *pcm)
static int omap_pcm_new(struct snd_soc_pcm_runtime *rtd)
{
struct snd_card *card = rtd->card->snd_card;
- struct snd_soc_dai *dai = rtd->cpu_dai;
struct snd_pcm *pcm = rtd->pcm;
int ret = 0;
@@ -387,14 +386,14 @@ static int omap_pcm_new(struct snd_soc_pcm_runtime *rtd)
if (!card->dev->coherent_dma_mask)
card->dev->coherent_dma_mask = DMA_BIT_MASK(64);
- if (dai->driver->playback.channels_min) {
+ if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) {
ret = omap_pcm_preallocate_dma_buffer(pcm,
SNDRV_PCM_STREAM_PLAYBACK);
if (ret)
goto out;
}
- if (dai->driver->capture.channels_min) {
+ if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) {
ret = omap_pcm_preallocate_dma_buffer(pcm,
SNDRV_PCM_STREAM_CAPTURE);
if (ret)
@@ -433,17 +432,7 @@ static struct platform_driver omap_pcm_driver = {
.remove = __devexit_p(omap_pcm_remove),
};
-static int __init snd_omap_pcm_init(void)
-{
- return platform_driver_register(&omap_pcm_driver);
-}
-module_init(snd_omap_pcm_init);
-
-static void __exit snd_omap_pcm_exit(void)
-{
- platform_driver_unregister(&omap_pcm_driver);
-}
-module_exit(snd_omap_pcm_exit);
+module_platform_driver(omap_pcm_driver);
MODULE_AUTHOR("Jarkko Nikula <jarkko.nikula@bitmer.com>");
MODULE_DESCRIPTION("OMAP PCM DMA module");
diff --git a/sound/soc/omap/omap3evm.c b/sound/soc/omap/omap3evm.c
index 68578959e4aa..071fcb09b8b2 100644
--- a/sound/soc/omap/omap3evm.c
+++ b/sound/soc/omap/omap3evm.c
@@ -70,6 +70,7 @@ static struct snd_soc_dai_link omap3evm_dai = {
/* Audio machine driver */
static struct snd_soc_card snd_soc_omap3evm = {
.name = "omap3evm",
+ .owner = THIS_MODULE,
.dai_link = &omap3evm_dai,
.num_links = 1,
};
diff --git a/sound/soc/omap/omap3pandora.c b/sound/soc/omap/omap3pandora.c
index 7605c37c91e7..07794bd10952 100644
--- a/sound/soc/omap/omap3pandora.c
+++ b/sound/soc/omap/omap3pandora.c
@@ -233,6 +233,7 @@ static struct snd_soc_dai_link omap3pandora_dai[] = {
/* SoC card */
static struct snd_soc_card snd_soc_card_omap3pandora = {
.name = "omap3pandora",
+ .owner = THIS_MODULE,
.dai_link = omap3pandora_dai,
.num_links = ARRAY_SIZE(omap3pandora_dai),
};
diff --git a/sound/soc/omap/omap4-hdmi-card.c b/sound/soc/omap/omap4-hdmi-card.c
index 8671261ba16d..28d689b2714d 100644
--- a/sound/soc/omap/omap4-hdmi-card.c
+++ b/sound/soc/omap/omap4-hdmi-card.c
@@ -74,6 +74,7 @@ static struct snd_soc_dai_link omap4_hdmi_dai = {
static struct snd_soc_card snd_soc_omap4_hdmi = {
.name = "OMAP4HDMI",
+ .owner = THIS_MODULE,
.dai_link = &omap4_hdmi_dai,
.num_links = 1,
};
@@ -112,17 +113,7 @@ static struct platform_driver omap4_hdmi_driver = {
.remove = __devexit_p(omap4_hdmi_remove),
};
-static int __init omap4_hdmi_init(void)
-{
- return platform_driver_register(&omap4_hdmi_driver);
-}
-module_init(omap4_hdmi_init);
-
-static void __exit omap4_hdmi_exit(void)
-{
- platform_driver_unregister(&omap4_hdmi_driver);
-}
-module_exit(omap4_hdmi_exit);
+module_platform_driver(omap4_hdmi_driver);
MODULE_AUTHOR("Ricardo Neri <ricardo.neri@ti.com>");
MODULE_DESCRIPTION("OMAP4 HDMI machine ASoC driver");
diff --git a/sound/soc/omap/osk5912.c b/sound/soc/omap/osk5912.c
index 351ec9db384d..d859b597e7ec 100644
--- a/sound/soc/omap/osk5912.c
+++ b/sound/soc/omap/osk5912.c
@@ -108,6 +108,7 @@ static struct snd_soc_dai_link osk_dai = {
/* Audio machine driver */
static struct snd_soc_card snd_soc_card_osk = {
.name = "OSK5912",
+ .owner = THIS_MODULE,
.dai_link = &osk_dai,
.num_links = 1,
diff --git a/sound/soc/omap/overo.c b/sound/soc/omap/overo.c
index c3550aeee533..2ee889c50256 100644
--- a/sound/soc/omap/overo.c
+++ b/sound/soc/omap/overo.c
@@ -72,6 +72,7 @@ static struct snd_soc_dai_link overo_dai = {
/* Audio machine driver */
static struct snd_soc_card snd_soc_card_overo = {
.name = "overo",
+ .owner = THIS_MODULE,
.dai_link = &overo_dai,
.num_links = 1,
};
diff --git a/sound/soc/omap/rx51.c b/sound/soc/omap/rx51.c
index 4cabb74d97e9..fada6ef43eea 100644
--- a/sound/soc/omap/rx51.c
+++ b/sound/soc/omap/rx51.c
@@ -365,7 +365,7 @@ static struct snd_soc_dai_link rx51_dai[] = {
},
};
-struct snd_soc_aux_dev rx51_aux_dev[] = {
+static struct snd_soc_aux_dev rx51_aux_dev[] = {
{
.name = "TLV320AIC34b",
.codec_name = "tlv320aic3x-codec.2-0019",
@@ -383,6 +383,7 @@ static struct snd_soc_codec_conf rx51_codec_conf[] = {
/* Audio card */
static struct snd_soc_card rx51_sound_card = {
.name = "RX-51",
+ .owner = THIS_MODULE,
.dai_link = rx51_dai,
.num_links = ARRAY_SIZE(rx51_dai),
.aux_dev = rx51_aux_dev,
diff --git a/sound/soc/omap/sdp3430.c b/sound/soc/omap/sdp3430.c
index e8fbf8efdbb8..2c850662ea7e 100644
--- a/sound/soc/omap/sdp3430.c
+++ b/sound/soc/omap/sdp3430.c
@@ -213,6 +213,7 @@ static struct snd_soc_dai_link sdp3430_dai[] = {
/* Audio machine driver */
static struct snd_soc_card snd_soc_sdp3430 = {
.name = "SDP3430",
+ .owner = THIS_MODULE,
.dai_link = sdp3430_dai,
.num_links = ARRAY_SIZE(sdp3430_dai),
diff --git a/sound/soc/omap/sdp4430.c b/sound/soc/omap/sdp4430.c
index 03d9fa4192fe..175ba9a04edf 100644
--- a/sound/soc/omap/sdp4430.c
+++ b/sound/soc/omap/sdp4430.c
@@ -33,6 +33,7 @@
#include <plat/hardware.h>
#include <plat/mux.h>
+#include "omap-dmic.h"
#include "omap-mcpdm.h"
#include "omap-pcm.h"
#include "../codecs/twl6040.h"
@@ -67,6 +68,32 @@ static struct snd_soc_ops sdp4430_ops = {
.hw_params = sdp4430_hw_params,
};
+static int sdp4430_dmic_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->cpu_dai;
+ int ret = 0;
+
+ ret = snd_soc_dai_set_sysclk(cpu_dai, OMAP_DMIC_SYSCLK_PAD_CLKS,
+ 19200000, SND_SOC_CLOCK_IN);
+ if (ret < 0) {
+ printk(KERN_ERR "can't set DMIC cpu system clock\n");
+ return ret;
+ }
+ ret = snd_soc_dai_set_sysclk(cpu_dai, OMAP_DMIC_ABE_DMIC_CLK, 2400000,
+ SND_SOC_CLOCK_OUT);
+ if (ret < 0) {
+ printk(KERN_ERR "can't set DMIC output clock\n");
+ return ret;
+ }
+ return 0;
+}
+
+static struct snd_soc_ops sdp4430_dmic_ops = {
+ .hw_params = sdp4430_dmic_hw_params,
+};
+
/* Headset jack */
static struct snd_soc_jack hs_jack;
@@ -148,23 +175,60 @@ static int sdp4430_twl6040_init(struct snd_soc_pcm_runtime *rtd)
return ret;
}
+static const struct snd_soc_dapm_widget sdp4430_dmic_dapm_widgets[] = {
+ SND_SOC_DAPM_MIC("Digital Mic", NULL),
+};
+
+static const struct snd_soc_dapm_route dmic_audio_map[] = {
+ {"DMic", NULL, "Digital Mic1 Bias"},
+ {"Digital Mic1 Bias", NULL, "Digital Mic"},
+};
+
+static int sdp4430_dmic_init(struct snd_soc_pcm_runtime *rtd)
+{
+ struct snd_soc_codec *codec = rtd->codec;
+ struct snd_soc_dapm_context *dapm = &codec->dapm;
+ int ret;
+
+ ret = snd_soc_dapm_new_controls(dapm, sdp4430_dmic_dapm_widgets,
+ ARRAY_SIZE(sdp4430_dmic_dapm_widgets));
+ if (ret)
+ return ret;
+
+ return snd_soc_dapm_add_routes(dapm, dmic_audio_map,
+ ARRAY_SIZE(dmic_audio_map));
+}
+
/* Digital audio interface glue - connects codec <--> CPU */
-static struct snd_soc_dai_link sdp4430_dai = {
- .name = "TWL6040",
- .stream_name = "TWL6040",
- .cpu_dai_name = "omap-mcpdm",
- .codec_dai_name = "twl6040-legacy",
- .platform_name = "omap-pcm-audio",
- .codec_name = "twl6040-codec",
- .init = sdp4430_twl6040_init,
- .ops = &sdp4430_ops,
+static struct snd_soc_dai_link sdp4430_dai[] = {
+ {
+ .name = "TWL6040",
+ .stream_name = "TWL6040",
+ .cpu_dai_name = "omap-mcpdm",
+ .codec_dai_name = "twl6040-legacy",
+ .platform_name = "omap-pcm-audio",
+ .codec_name = "twl6040-codec",
+ .init = sdp4430_twl6040_init,
+ .ops = &sdp4430_ops,
+ },
+ {
+ .name = "DMIC",
+ .stream_name = "DMIC Capture",
+ .cpu_dai_name = "omap-dmic",
+ .codec_dai_name = "dmic-hifi",
+ .platform_name = "omap-pcm-audio",
+ .codec_name = "dmic-codec",
+ .init = sdp4430_dmic_init,
+ .ops = &sdp4430_dmic_ops,
+ },
};
/* Audio machine driver */
static struct snd_soc_card snd_soc_sdp4430 = {
.name = "SDP4430",
- .dai_link = &sdp4430_dai,
- .num_links = 1,
+ .owner = THIS_MODULE,
+ .dai_link = sdp4430_dai,
+ .num_links = ARRAY_SIZE(sdp4430_dai),
.dapm_widgets = sdp4430_twl6040_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(sdp4430_twl6040_dapm_widgets),
diff --git a/sound/soc/omap/zoom2.c b/sound/soc/omap/zoom2.c
index 7641a7fa8f97..981616d61f67 100644
--- a/sound/soc/omap/zoom2.c
+++ b/sound/soc/omap/zoom2.c
@@ -157,6 +157,7 @@ static struct snd_soc_dai_link zoom2_dai[] = {
/* Audio machine driver */
static struct snd_soc_card snd_soc_zoom2 = {
.name = "Zoom2",
+ .owner = THIS_MODULE,
.dai_link = zoom2_dai,
.num_links = ARRAY_SIZE(zoom2_dai),