diff options
Diffstat (limited to 'sound/soc/omap')
-rw-r--r-- | sound/soc/omap/Kconfig | 5 | ||||
-rw-r--r-- | sound/soc/omap/Makefile | 2 | ||||
-rw-r--r-- | sound/soc/omap/am3517evm.c | 1 | ||||
-rw-r--r-- | sound/soc/omap/ams-delta.c | 11 | ||||
-rw-r--r-- | sound/soc/omap/igep0020.c | 1 | ||||
-rw-r--r-- | sound/soc/omap/n810.c | 1 | ||||
-rw-r--r-- | sound/soc/omap/omap-dmic.c | 546 | ||||
-rw-r--r-- | sound/soc/omap/omap-dmic.h | 69 | ||||
-rw-r--r-- | sound/soc/omap/omap-hdmi.c | 14 | ||||
-rw-r--r-- | sound/soc/omap/omap-mcbsp.c | 16 | ||||
-rw-r--r-- | sound/soc/omap/omap-mcpdm.c | 19 | ||||
-rw-r--r-- | sound/soc/omap/omap-pcm.c | 17 | ||||
-rw-r--r-- | sound/soc/omap/omap3evm.c | 1 | ||||
-rw-r--r-- | sound/soc/omap/omap3pandora.c | 1 | ||||
-rw-r--r-- | sound/soc/omap/omap4-hdmi-card.c | 13 | ||||
-rw-r--r-- | sound/soc/omap/osk5912.c | 1 | ||||
-rw-r--r-- | sound/soc/omap/overo.c | 1 | ||||
-rw-r--r-- | sound/soc/omap/rx51.c | 3 | ||||
-rw-r--r-- | sound/soc/omap/sdp3430.c | 1 | ||||
-rw-r--r-- | sound/soc/omap/sdp4430.c | 86 | ||||
-rw-r--r-- | sound/soc/omap/zoom2.c | 1 |
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), |