[rfc] Sound support for n9
Pavel Machek
pavel at ucw.cz
Fri Jan 12 07:00:44 PST 2018
Hi!
Binding documentation is pending, and code will need to be updated to
match it.
I guess burst_bclkdiv should be handled as int, not as u8?
SPDX is modern these days.
Anything else that needs to be fixed?
Best regards,
Pavel
diff --git a/include/sound/n9.h b/include/sound/n9.h
new file mode 100644
index 0000000..b14ddf0
--- /dev/null
+++ b/include/sound/n9.h
@@ -0,0 +1,17 @@
+// SPDX-License-Identifier: GPL-2.0
+//
+// Copyright (C) 2009 Nokia
+
+#ifndef _N9_H_
+#define _N9_H_
+
+struct dfl61audio_hsmic_event {
+ void *private;
+ void (*event)(void *priv, bool on);
+};
+
+void dfl61_jack_report(int status);
+int dfl61_request_hsmicbias(bool enable);
+void dfl61_register_hsmic_event_cb(struct dfl61audio_hsmic_event *event);
+int dfl61_request_hp_enable(bool enable);
+#endif
diff --git a/sound/soc/codecs/tlv320dac33.c b/sound/soc/codecs/tlv320dac33.c
index 5b94a15..3823bcc 100644
--- a/sound/soc/codecs/tlv320dac33.c
+++ b/sound/soc/codecs/tlv320dac33.c
@@ -30,6 +32,7 @@
#include <linux/interrupt.h>
#include <linux/gpio.h>
#include <linux/regulator/consumer.h>
+#include <linux/of_gpio.h>
#include <linux/slab.h>
#include <sound/core.h>
#include <sound/pcm.h>
@@ -1484,16 +1487,11 @@ static struct snd_soc_dai_driver dac33_dai = {
static int dac33_i2c_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
- struct tlv320dac33_platform_data *pdata;
+ struct tlv320dac33_platform_data *pdata = client->dev.platform_data;
struct tlv320dac33_priv *dac33;
+ struct device_node *np = client->dev.of_node;
int ret, i;
- if (client->dev.platform_data == NULL) {
- dev_err(&client->dev, "Platform data not set\n");
- return -ENODEV;
- }
- pdata = client->dev.platform_data;
-
dac33 = devm_kzalloc(&client->dev, sizeof(struct tlv320dac33_priv),
GFP_KERNEL);
if (dac33 == NULL)
@@ -1505,10 +1503,26 @@ static int dac33_i2c_probe(struct i2c_client *client,
i2c_set_clientdata(client, dac33);
- dac33->power_gpio = pdata->power_gpio;
- dac33->burst_bclkdiv = pdata->burst_bclkdiv;
- dac33->keep_bclk = pdata->keep_bclk;
- dac33->mode1_latency = pdata->mode1_latency;
+ if (pdata) {
+ dac33->power_gpio = pdata->power_gpio;
+ dac33->burst_bclkdiv = pdata->burst_bclkdiv;
+ dac33->keep_bclk = pdata->keep_bclk;
+ dac33->mode1_latency = pdata->mode1_latency;
+ } else if (np) {
+ ret = of_get_named_gpio(np, "power-gpio", 0);
+ if (ret >= 0)
+ dac33->power_gpio = ret;
+ else
+ dac33->power_gpio = -1;
+
+ if (of_property_read_bool(np, "keep-bclk"))
+ dac33->keep_bclk = true;
+
+ of_property_read_u8(np, "burst-bclkdiv", &dac33->burst_bclkdiv);
+ } else {
+ dev_err(&client->dev, "Platform data not set\n");
+ return -ENODEV;
+ }
if (!dac33->mode1_latency)
dac33->mode1_latency = 10000; /* 10ms */
dac33->irq = client->irq;
@@ -1574,9 +1588,16 @@ static const struct i2c_device_id tlv320dac33_i2c_id[] = {
};
MODULE_DEVICE_TABLE(i2c, tlv320dac33_i2c_id);
+static const struct of_device_id tlv320dac33_of_match[] = {
+ { .compatible = "ti,tlv320dac33", },
+ {},
+};
+MODULE_DEVICE_TABLE(i2c, tlv320dac33_of_match);
+
static struct i2c_driver tlv320dac33_i2c_driver = {
.driver = {
.name = "tlv320dac33-codec",
+ .of_match_table = of_match_ptr(tlv320dac33_of_match),
},
.probe = dac33_i2c_probe,
.remove = dac33_i2c_remove,
diff --git a/sound/soc/omap/Kconfig b/sound/soc/omap/Kconfig
index f5451c7..2772414 100644
--- a/sound/soc/omap/Kconfig
+++ b/sound/soc/omap/Kconfig
@@ -47,6 +47,18 @@ config SND_OMAP_SOC_RX51
Say Y if you want to add support for SoC audio on Nokia N900
cellphone.
+config SND_OMAP_SOC_N9
+ tristate "SoC Audio support for Nokia N9/N950"
+ depends on SND_OMAP_SOC && ARM && I2C
+ select SND_OMAP_SOC_MCBSP
+ select SND_SOC_TWL4030
+ select SND_SOC_TLV320DAC33
+ select SND_SOC_TPA6130A2
+ select SND_SOC_WL1273 if MFD_WL1273_CORE
+ depends on GPIOLIB
+ help
+ Say Y if you want to add support for SoC audio on Nokia N9/N950.
+
config SND_OMAP_SOC_AMS_DELTA
tristate "SoC Audio support for Amstrad E3 (Delta) videophone"
depends on SND_OMAP_SOC && MACH_AMS_DELTA && TTY
diff --git a/sound/soc/omap/Makefile b/sound/soc/omap/Makefile
index a6785dc..07efd21 100644
--- a/sound/soc/omap/Makefile
+++ b/sound/soc/omap/Makefile
@@ -15,6 +15,7 @@ obj-$(CONFIG_SND_OMAP_SOC_HDMI_AUDIO) += snd-soc-omap-hdmi-audio.o
# OMAP Machine Support
snd-soc-n810-objs := n810.o
snd-soc-rx51-objs := rx51.o
+snd-soc-n9-objs := n9.o
snd-soc-ams-delta-objs := ams-delta.o
snd-soc-osk5912-objs := osk5912.o
snd-soc-am3517evm-objs := am3517evm.o
@@ -24,6 +25,7 @@ snd-soc-omap3pandora-objs := omap3pandora.o
obj-$(CONFIG_SND_OMAP_SOC_N810) += snd-soc-n810.o
obj-$(CONFIG_SND_OMAP_SOC_RX51) += snd-soc-rx51.o
+obj-$(CONFIG_SND_OMAP_SOC_N9) += snd-soc-n9.o
obj-$(CONFIG_SND_OMAP_SOC_AMS_DELTA) += snd-soc-ams-delta.o
obj-$(CONFIG_SND_OMAP_SOC_OSK5912) += snd-soc-osk5912.o
obj-$(CONFIG_SND_OMAP_SOC_AM3517EVM) += snd-soc-am3517evm.o
diff --git a/sound/soc/omap/n9.c b/sound/soc/omap/n9.c
new file mode 100644
index 0000000..db61463
--- /dev/null
+++ b/sound/soc/omap/n9.c
@@ -0,0 +1,748 @@
+// SPDX-License-Identifier: GPL-2.0
+//
+// n9.c -- SoC audio for Nokia N9/N950
+//
+// Copyright (C) 2008 - 2009 Nokia Corporation
+//
+// Contact: Peter Ujfalusi <peter.ujfalusi at ti.com>
+// Eduardo Valentin <eduardo.valentin at nokia.com>
+// Jarkko Nikula <jarkko.nikula at bitmer.com>
+//
+
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/platform_device.h>
+#include <linux/gpio/consumer.h>
+#include <linux/module.h>
+#include <sound/core.h>
+#include <sound/jack.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+#include <linux/platform_data/asoc-ti-mcbsp.h>
+#include <linux/mfd/twl4030-audio.h>
+#include "../codecs/tlv320dac33.h"
+#include "../codecs/tpa6130a2.h"
+#include "../codecs/wl1273.h"
+
+#include <asm/mach-types.h>
+
+#include <sound/n9.h>
+#include "omap-mcbsp.h"
+#include "mcbsp.h"
+
+#define JACK_REPORT_MASK (SND_JACK_MECHANICAL | SND_JACK_AVOUT | \
+ SND_JACK_HEADSET)
+
+struct dfl61wl1273_audio_pdata {
+ struct gpio_desc *power_gpio;
+};
+
+struct dfl61twl_audio_pdata {
+ struct gpio_desc *speaker_amp_gpio;
+};
+
+static int dfl61dac33_interconnect_enable(int);
+static struct snd_soc_card dfl61dac33_sound_card;
+static struct snd_soc_card dfl61twl_sound_card;
+static struct snd_soc_jack dfl61_jack;
+static struct dfl61audio_hsmic_event *hsmic_event;
+
+static struct snd_soc_component *find_component(struct snd_soc_card *card) {
+ struct snd_soc_component *component;
+
+ if (list_empty(&card->component_dev_list)) {
+ pr_err("Can't find codec for %s\n", card->name);
+ return NULL;
+ }
+
+ component = list_entry(card->component_dev_list.next,
+ struct snd_soc_component, card_list);
+
+ return component;
+}
+
+/* TWL4030 */
+void dfl61_jack_report(int status)
+{
+ if (dfl61_jack.card)
+ snd_soc_jack_report(&dfl61_jack, status, JACK_REPORT_MASK);
+ else
+ pr_err("twl4030: Cannot report jack status");
+}
+EXPORT_SYMBOL_GPL(dfl61_jack_report);
+
+int dfl61_request_hsmicbias(bool enable)
+{
+ struct snd_soc_component *component;
+ struct snd_soc_dapm_context *dapm;
+ bool lock = false;
+ int ret;
+
+ if (!dfl61twl_sound_card.instantiated) {
+ pr_warn("twl4030: sound card not instantiated yet");
+ return -EPROBE_DEFER;
+ }
+
+ component = find_component(&dfl61twl_sound_card);
+ if (!component)
+ return -ENODEV;
+
+ dapm = snd_soc_component_get_dapm(component);
+ if (!dapm) {
+ pr_err("twl4030: Cannot set hsmicbias yet");
+ return -ENODEV;
+ }
+
+ mutex_lock(&dfl61twl_sound_card.dapm_mutex);
+ lock = true;
+
+ if (enable)
+ snd_soc_dapm_force_enable_pin_unlocked(dapm, "Headset Mic Bias");
+ else
+ snd_soc_dapm_disable_pin_unlocked(dapm, "Headset Mic Bias");
+
+ ret = snd_soc_dapm_sync_unlocked(dapm);
+
+ if (lock)
+ mutex_unlock(&dfl61twl_sound_card.dapm_mutex);
+
+ return ret;
+}
+EXPORT_SYMBOL(dfl61_request_hsmicbias);
+
+void dfl61_register_hsmic_event_cb(struct dfl61audio_hsmic_event *event)
+{
+ hsmic_event = event;
+}
+EXPORT_SYMBOL(dfl61_register_hsmic_event_cb);
+
+static int dfl61twl_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ unsigned int fmt;
+ int r;
+
+ switch (params_channels(params)) {
+ case 2: /* Stereo I2S mode */
+ fmt = SND_SOC_DAIFMT_I2S |
+ SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_CBM_CFM;
+ case 4: /* Four channel TDM mode */
+ fmt = SND_SOC_DAIFMT_DSP_A |
+ SND_SOC_DAIFMT_IB_NF |
+ SND_SOC_DAIFMT_CBM_CFM;
+ break;
+ default:
+ return -EINVAL;
+ }
+ /* Set codec DAI configuration */
+ r = snd_soc_dai_set_fmt(rtd->codec_dai, fmt);
+ if (r < 0) {
+ pr_err("Can't set codec DAI configuration for twl4030: %d\n", r);
+ return r;
+ }
+
+ /* Set cpu DAI configuration */
+ r = snd_soc_dai_set_fmt(rtd->cpu_dai, fmt);
+ if (r < 0) {
+ pr_err("Can't set cpu DAI configuration for twl4030: %d\n", r);
+ return r;
+ }
+
+ return 0;
+}
+
+static int dfl61twl_spk_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *k, int event)
+{
+ struct snd_soc_dapm_context *dapm = w->dapm;
+ struct snd_soc_card *card = dapm->card;
+ struct dfl61twl_audio_pdata *pdata = snd_soc_card_get_drvdata(card);
+
+ gpiod_set_raw_value_cansleep(pdata->speaker_amp_gpio,
+ !!SND_SOC_DAPM_EVENT_ON(event));
+
+ return 0;
+}
+
+static int dfl61twl_tlv320dac33_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *k, int event)
+{
+ int r;
+
+ if (SND_SOC_DAPM_EVENT_ON(event))
+ r = dfl61dac33_interconnect_enable(1);
+ else
+ r = dfl61dac33_interconnect_enable(0);
+
+ return r;
+}
+
+static int dfl61twl_hsmic_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *k, int event)
+{
+ if (!hsmic_event || !hsmic_event->event)
+ return 0;
+
+ if (SND_SOC_DAPM_EVENT_ON(event))
+ hsmic_event->event(hsmic_event->private, 1);
+ else
+ hsmic_event->event(hsmic_event->private, 0);
+
+ return 0;
+}
+
+/* DAPM widgets and routing for TWL4030 */
+static const struct snd_soc_dapm_widget dfl61twl_dapm_widgets[] = {
+ SND_SOC_DAPM_SPK("Ext Spk", dfl61twl_spk_event),
+ SND_SOC_DAPM_SPK("Earpiece", NULL),
+ SND_SOC_DAPM_SPK("HAC", NULL),
+ SND_SOC_DAPM_SPK("Vibra", NULL),
+ SND_SOC_DAPM_SPK("DAC33 interconnect", dfl61twl_tlv320dac33_event),
+
+ SND_SOC_DAPM_MIC("Digital Mic", NULL),
+ SND_SOC_DAPM_MIC("Headset Mic", dfl61twl_hsmic_event),
+
+ SND_SOC_DAPM_LINE("FMRX Left Line-in", NULL),
+ SND_SOC_DAPM_LINE("FMRX Right Line-in", NULL),
+};
+
+static const struct snd_soc_dapm_route dfl61twl_audio_map[] = {
+ {"Ext Spk", NULL, "PREDRIVER"},
+ {"Earpiece", NULL, "EARPIECE"},
+ {"HAC", NULL, "HFL"},
+ {"Vibra", NULL, "VIBRA"},
+ {"DAC33 interconnect", NULL, "PREDRIVEL"},
+
+ {"DIGIMIC0", NULL, "Digital Mic"},
+ {"Digital Mic", NULL, "Mic Bias 1"},
+
+ {"HSMIC", NULL, "Headset Mic"},
+ {"Headset Mic", NULL, "Headset Mic Bias"},
+
+ {"AUXL", NULL, "FMRX Left Line-in"},
+ {"AUXR", NULL, "FMRX Right Line-in"},
+};
+
+/* Pre DAC routings for the twl4030 codec */
+static const char *twl4030_predacl1_texts[] = {
+ "SDRL1", "SDRM1", "SDRL2", "SDRM2",
+};
+static const char *twl4030_predacr1_texts[] = {
+ "SDRR1", "SDRM1", "SDRR2", "SDRM2"
+};
+static const char *twl4030_predacl2_texts[] = {"SDRL2", "SDRM2"};
+static const char *twl4030_predacr2_texts[] = {"SDRR2", "SDRM2"};
+
+static const struct soc_enum twl4030_predacl1_enum =
+ SOC_ENUM_SINGLE(TWL4030_REG_RX_PATH_SEL, 2,
+ ARRAY_SIZE(twl4030_predacl1_texts),
+ twl4030_predacl1_texts);
+
+static const struct soc_enum twl4030_predacr1_enum =
+ SOC_ENUM_SINGLE(TWL4030_REG_RX_PATH_SEL, 0,
+ ARRAY_SIZE(twl4030_predacr1_texts),
+ twl4030_predacr1_texts);
+
+static const struct soc_enum twl4030_predacl2_enum =
+ SOC_ENUM_SINGLE(TWL4030_REG_RX_PATH_SEL, 5,
+ ARRAY_SIZE(twl4030_predacl2_texts),
+ twl4030_predacl2_texts);
+
+static const struct soc_enum twl4030_predacr2_enum =
+ SOC_ENUM_SINGLE(TWL4030_REG_RX_PATH_SEL, 4,
+ ARRAY_SIZE(twl4030_predacr2_texts),
+ twl4030_predacr2_texts);
+
+static const struct snd_kcontrol_new dfl61twl_controls[] = {
+ /* Mux controls before the DACs */
+ SOC_ENUM("DACL1 Playback Mux", twl4030_predacl1_enum),
+ SOC_ENUM("DACR1 Playback Mux", twl4030_predacr1_enum),
+ SOC_ENUM("DACL2 Playback Mux", twl4030_predacl2_enum),
+ SOC_ENUM("DACR2 Playback Mux", twl4030_predacr2_enum),
+};
+
+static int dfl61twl_init(struct snd_soc_pcm_runtime *rtd)
+{
+ struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(rtd->cpu_dai);
+ int r;
+
+ /* Create jack for accessory reporting */
+ r = snd_soc_card_jack_new(&dfl61twl_sound_card, "Jack",
+ JACK_REPORT_MASK , &dfl61_jack, NULL, 0);
+ if (r) {
+ pr_err("Failed to add Jack\n");
+ return r;
+ }
+
+ snd_soc_add_codec_controls(rtd->codec, dfl61twl_controls,
+ ARRAY_SIZE(dfl61twl_controls));
+
+ if (omap_mcbsp_st_add_controls(rtd, 3))
+ dev_dbg(rtd->codec->dev, "Unable to set Sidetone for McBSP3\n");
+
+ mcbsp->dma_op_mode = MCBSP_DMA_MODE_THRESHOLD;
+
+ return 0;
+}
+
+static struct snd_soc_ops dfl61twl_ops = {
+ .hw_params = dfl61twl_hw_params,
+};
+
+/* TLV320DAC33 */
+static int dfl61dac33_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ int r;
+
+ /* Set codec DAI configuration */
+ r = snd_soc_dai_set_fmt(rtd->codec_dai,
+ SND_SOC_DAIFMT_LEFT_J |
+ SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_CBM_CFM);
+ if (r < 0) {
+ pr_err("Can't set codec DAI configuration for tlv320dac33: %d\n", r);
+ return r;
+ }
+
+ /* Set cpu DAI configuration */
+ r = snd_soc_dai_set_fmt(rtd->cpu_dai,
+ SND_SOC_DAIFMT_LEFT_J |
+ SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_CBM_CFM);
+ if (r < 0) {
+ pr_err("Can't set cpu DAI configuration for tlv320dac33: %d\n", r);
+ return r;
+ }
+
+ /* Set the codec system clock for DAC and ADC */
+ r = snd_soc_dai_set_sysclk(rtd->codec_dai, TLV320DAC33_SLEEPCLK, 32768,
+ SND_SOC_CLOCK_IN);
+ if (r < 0) {
+ pr_err("Can't set codec system clock for tlv320dac33\n");
+ return r;
+ }
+
+ return 0;
+}
+
+static int dfl61dac33_interconnect_enable(int enable)
+{
+ struct snd_soc_component *component =
+ find_component(&dfl61dac33_sound_card);
+ struct snd_soc_dapm_context *dapm;
+ bool lock = false;
+
+ if (!component)
+ return -ENODEV;
+
+ dapm = snd_soc_component_get_dapm(component);
+
+ mutex_lock(&dapm->card->dapm_mutex);
+ lock = true;
+
+ if (enable)
+ snd_soc_dapm_enable_pin_unlocked(dapm, "twl4030 interconnect");
+ else
+ snd_soc_dapm_disable_pin_unlocked(dapm, "twl4030 interconnect");
+
+ snd_soc_dapm_sync_unlocked(dapm);
+
+ if (lock)
+ mutex_unlock(&dapm->card->dapm_mutex);
+
+ return 0;
+}
+
+static void dfl61dac33_hp_enable(struct snd_soc_component *component, int enable)
+{
+ struct snd_soc_dapm_context *dapm =
+ snd_soc_component_get_dapm(component);
+
+ snd_soc_dapm_mutex_lock(dapm);
+
+ if (enable) {
+ snd_soc_dapm_enable_pin_unlocked(dapm, "Headphone");
+ } else {
+ snd_soc_dapm_disable_pin_unlocked(dapm, "Headphone");
+ }
+
+ snd_soc_dapm_sync_unlocked(dapm);
+
+ snd_soc_dapm_mutex_unlock(dapm);
+}
+
+int dfl61_request_hp_enable(bool enable)
+{
+ struct snd_soc_component *component =
+ find_component(&dfl61dac33_sound_card);
+
+ if (!component) {
+ pr_err("dfl61-request_hp_enable");
+ return -ENODEV;
+ }
+
+ dfl61dac33_hp_enable(component, enable);
+
+ return 0;
+}
+EXPORT_SYMBOL(dfl61_request_hp_enable);
+
+static const struct snd_kcontrol_new dfl61dac33_controls[] = {
+ SOC_DAPM_PIN_SWITCH("Headphone"),
+};
+
+static const struct snd_soc_dapm_widget dfl61dac33_dapm_widgets[] = {
+ /* Outputs */
+ SND_SOC_DAPM_LINE("FMTX_L Line Out", NULL),
+ SND_SOC_DAPM_LINE("FMTX_R Line Out", NULL),
+ SND_SOC_DAPM_HP("Headphone", NULL),
+ /* Inputs */
+ SND_SOC_DAPM_LINE("twl4030 interconnect", NULL),
+};
+
+static const struct snd_soc_dapm_route dfl61dac33_audio_map[] = {
+ {"Headphone", NULL, "TPA6140A2 HPLEFT"},
+ {"Headphone", NULL, "TPA6140A2 HPRIGHT"},
+ {"TPA6140A2 HPLEFT", NULL, "LEFT_LO"},
+ {"TPA6140A2 HPRIGHT", NULL, "RIGHT_LO"},
+
+ {"FMTX_L Line Out", NULL, "LEFT_LO"},
+ {"FMTX_R Line Out", NULL, "RIGHT_LO"},
+
+ {"LINER", NULL, "twl4030 interconnect"},
+ {"LINEL", NULL, "twl4030 interconnect"},
+};
+
+static int dfl61dac33_init(struct snd_soc_pcm_runtime *rtd)
+{
+ struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(rtd->cpu_dai);
+ struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(rtd->codec);
+
+ snd_soc_limit_volume(rtd->card, "TPA6140A2 Headphone Playback Volume", 21);
+
+ snd_soc_dapm_disable_pin(dapm, "twl4030 interconnect");
+
+ if (omap_mcbsp_st_add_controls(rtd, 2))
+ dev_dbg(rtd->codec->dev, "Unable to set Sidetone for McBSP2\n");
+
+ mcbsp->dma_op_mode = MCBSP_DMA_MODE_THRESHOLD;
+
+ return 0;
+}
+
+static struct snd_soc_ops dfl61dac33_ops = {
+ .hw_params = dfl61dac33_hw_params,
+};
+
+/* WL1273 */
+static int dfl61wl1273_init(struct snd_soc_pcm_runtime *rtd)
+{
+ struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(rtd->cpu_dai);
+ mcbsp->dma_op_mode = MCBSP_DMA_MODE_THRESHOLD;
+
+ return 0;
+}
+
+static int dfl61wl1273_startup(struct snd_pcm_substream *substream)
+{
+ struct snd_soc_pcm_runtime *rtd = substream->private_data;
+ unsigned int fmt;
+ int r;
+
+ r = wl1273_get_format(rtd->codec, &fmt);
+ if (r < 0) {
+ pr_err("Can't get fmt for wl1273: %d\n", r);
+ return r;
+ }
+
+ /* Set cpu DAI configuration */
+ r = snd_soc_dai_set_fmt(rtd->cpu_dai, fmt);
+ if (r < 0) {
+ pr_err("Can't set cpu DAI configuration for wl1273: %d\n", r);
+ return r;
+ }
+ return 0;
+}
+
+static struct snd_soc_ops dfl61wl1273_ops = {
+ .startup = dfl61wl1273_startup,
+};
+
+static int dfl61wl1273_card_probe(struct snd_soc_card *card)
+{
+ struct dfl61wl1273_audio_pdata *pdata = snd_soc_card_get_drvdata(card);
+
+ gpiod_set_value(pdata->power_gpio, 1);
+ return 0;
+}
+
+
+static int dfl61wl1273_card_remove(struct snd_soc_card *card)
+{
+ struct dfl61wl1273_audio_pdata *pdata = snd_soc_card_get_drvdata(card);
+
+ gpiod_set_value(pdata->power_gpio, 0);
+ return 0;
+}
+
+/* Digital audio interface glue - connects codec <--> CPU */
+static struct snd_soc_dai_link dfl61twl_dai[] = {
+ {
+ .name = "TWL4030",
+ .stream_name = "TWL4030",
+ .cpu_dai_name = "omap-mcbsp.3",
+ .codec_dai_name = "twl4030-hifi",
+ .platform_name = "omap-pcm-audio",
+ .codec_name = "twl4030-codec",
+ .dai_fmt = SND_SOC_DAIFMT_DSP_A | SND_SOC_DAIFMT_IB_NF |
+ SND_SOC_DAIFMT_CBM_CFM,
+ .init = dfl61twl_init,
+ .ops = &dfl61twl_ops,
+ },
+};
+
+static struct snd_soc_dai_link dfl61dac33_dai[] = {
+ {
+ .name = "TLV320DAC33",
+ .stream_name = "DAC33",
+ .cpu_dai_name = "omap-mcbsp.2",
+ .codec_dai_name = "tlv320dac33-hifi",
+ .platform_name = "omap-pcm-audio",
+ .codec_name = "tlv320dac33-codec.1-0019",
+ .init = dfl61dac33_init,
+ .ops = &dfl61dac33_ops,
+ },
+};
+
+static struct snd_soc_aux_dev dfl61dac33_aux_dev[] = {
+ {
+ .name = "TPA6140A2",
+ .codec_name = "tpa6130a2.1-0060",
+ },
+};
+
+static struct snd_soc_codec_conf dfl61dac33_codec_conf[] = {
+ {
+ .dev_name = "tpa6130a2.2-0060",
+ .name_prefix = "TPA6140A2",
+ },
+};
+
+static struct snd_soc_dai_link dfl61wl1273_dai[] = {
+ {
+ .name = "BT/FM PCM",
+ .stream_name = "BT/FM Stream",
+ .cpu_dai_name = "omap-mcbsp.4",
+ .codec_dai_name = "wl1273-fm",
+ .platform_name = "omap-pcm-audio",
+ .codec_name = "wl1273-codec",
+ .init = dfl61wl1273_init,
+ .ops = &dfl61wl1273_ops,
+ },
+};
+
+/* Audio cards */
+static struct snd_soc_card dfl61twl_sound_card = {
+ .name = "dfl61-twl4030",
+ .owner = THIS_MODULE,
+ .dai_link = dfl61twl_dai,
+ .num_links = ARRAY_SIZE(dfl61twl_dai),
+ .fully_routed = true,
+ .dapm_widgets = dfl61twl_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(dfl61twl_dapm_widgets),
+ .dapm_routes = dfl61twl_audio_map,
+ .num_dapm_routes = ARRAY_SIZE(dfl61twl_audio_map),
+};
+
+static struct snd_soc_card dfl61dac33_sound_card = {
+ .name = "dfl61-dac33",
+ .owner = THIS_MODULE,
+ .dai_link = dfl61dac33_dai,
+ .num_links = ARRAY_SIZE(dfl61dac33_dai),
+ .aux_dev = dfl61dac33_aux_dev,
+ .num_aux_devs = ARRAY_SIZE(dfl61dac33_aux_dev),
+ .codec_conf = dfl61dac33_codec_conf,
+ .num_configs = ARRAY_SIZE(dfl61dac33_codec_conf),
+ .fully_routed = true,
+ .controls = dfl61dac33_controls,
+ .num_controls = ARRAY_SIZE(dfl61dac33_controls),
+ .dapm_widgets = dfl61dac33_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(dfl61dac33_dapm_widgets),
+ .dapm_routes = dfl61dac33_audio_map,
+ .num_dapm_routes = ARRAY_SIZE(dfl61dac33_audio_map),
+};
+
+static struct snd_soc_card dfl61wl1273_sound_card = {
+ .name = "dfl61-wl1273",
+ .owner = THIS_MODULE,
+ .probe = dfl61wl1273_card_probe,
+ .remove = dfl61wl1273_card_remove,
+ .dai_link = dfl61wl1273_dai,
+ .num_links = ARRAY_SIZE(dfl61wl1273_dai),
+ .fully_routed = true,
+};
+
+static int n9_soc_probe(struct platform_device *pdev)
+{
+ struct dfl61twl_audio_pdata *pdata_twl;
+ struct dfl61wl1273_audio_pdata *pdata_wl1273;
+ struct device_node *np = pdev->dev.of_node;
+ struct snd_soc_card *card_twl = &dfl61twl_sound_card;
+ struct snd_soc_card *card_dac33 = &dfl61dac33_sound_card;
+ struct snd_soc_card *card_wl1273 = &dfl61wl1273_sound_card;
+ int err;
+
+ if (!(machine_is_nokia_rm696() || machine_is_nokia_rm680())
+ && !(of_machine_is_compatible("nokia,omap3-n9")
+ || of_machine_is_compatible("nokia,omap3-n950")))
+ return -ENODEV;
+
+ card_twl->dev = &pdev->dev;
+ card_dac33->dev = &pdev->dev;
+ card_wl1273->dev = &pdev->dev;
+
+ if (np) {
+ struct device_node *dai_node;
+
+ dai_node = of_parse_phandle(np, "nokia,twl4030-cpu-dai", 0);
+ if (!dai_node) {
+ dev_err(&pdev->dev, "McBSP node for TWL4030 is not provided\n");
+ return -EINVAL;
+ }
+ dfl61twl_dai[0].cpu_dai_name = NULL;
+ dfl61twl_dai[0].platform_name = NULL;
+ dfl61twl_dai[0].cpu_of_node = dai_node;
+ dfl61twl_dai[0].platform_of_node = dai_node;
+
+ dai_node = of_parse_phandle(np, "nokia,tlv320dac33-cpu-dai", 0);
+ if (!dai_node) {
+ dev_err(&pdev->dev, "McBSP node for TLV320DAC33 is not provided\n");
+ return -EINVAL;
+ }
+ dfl61dac33_dai[0].cpu_dai_name = NULL;
+ dfl61dac33_dai[0].platform_name = NULL;
+ dfl61dac33_dai[0].cpu_of_node = dai_node;
+ dfl61dac33_dai[0].platform_of_node = dai_node;
+
+ dai_node = of_parse_phandle(np, "nokia,wl1273-cpu-dai", 0);
+ if (!dai_node) {
+ dev_err(&pdev->dev, "McBSP node for WL1273 is not provided\n");
+ return -EINVAL;
+ }
+ dfl61wl1273_dai[0].cpu_dai_name = NULL;
+ dfl61wl1273_dai[0].platform_name = NULL;
+ dfl61wl1273_dai[0].cpu_of_node = dai_node;
+ dfl61wl1273_dai[0].platform_of_node = dai_node;
+
+ dai_node = of_parse_phandle(np, "nokia,twl4030-codec", 0);
+ if (!dai_node) {
+ dev_err(&pdev->dev, "TWL4030 codec node is not provided\n");
+ return -EINVAL;
+ }
+ dfl61twl_dai[0].codec_name = NULL;
+ dfl61twl_dai[0].codec_of_node = dai_node;
+
+ dai_node = of_parse_phandle(np, "nokia,tlv320dac33-codec", 0);
+ if (!dai_node) {
+ dev_err(&pdev->dev, "TLV320DAC33 codec node is not provided\n");
+ return -EINVAL;
+ }
+ dfl61dac33_dai[0].codec_name = NULL;
+ dfl61dac33_dai[0].codec_of_node = dai_node;
+
+ dai_node = of_parse_phandle(np, "nokia,headphone-amplifier", 0);
+ if (!dai_node) {
+ dev_err(&pdev->dev, "Headphone amplifier node is not provided\n");
+ return -EINVAL;
+ }
+ dfl61dac33_aux_dev[0].codec_name = NULL;
+ dfl61dac33_aux_dev[0].codec_of_node = dai_node;
+ dfl61dac33_codec_conf[0].dev_name = NULL;
+ dfl61dac33_codec_conf[0].of_node = dai_node;
+
+ dai_node = of_parse_phandle(np, "nokia,wl1273-codec", 0);
+ if (!dai_node) {
+ dev_err(&pdev->dev, "WL1273 codec node is not provided\n");
+ return -EINVAL;
+ }
+ dfl61wl1273_dai[0].codec_name = NULL;
+ dfl61wl1273_dai[0].codec_of_node = dai_node;
+ }
+
+ pdata_twl = devm_kzalloc(&pdev->dev, sizeof(*pdata_twl), GFP_KERNEL);
+ if (pdata_twl == NULL) {
+ dev_err(card_twl->dev, "failed to create private data for twl4030\n");
+ return -ENOMEM;
+ }
+ snd_soc_card_set_drvdata(card_twl, pdata_twl);
+
+ pdata_twl->speaker_amp_gpio = devm_gpiod_get(card_twl->dev,
+ "speaker-amplifier",
+ GPIOD_OUT_LOW);
+ if (IS_ERR(pdata_twl->speaker_amp_gpio)) {
+ dev_err(card_twl->dev, "could not get speaker enable gpio\n");
+ return PTR_ERR(pdata_twl->speaker_amp_gpio);
+ }
+
+ pdata_wl1273 = devm_kzalloc(&pdev->dev, sizeof(*pdata_wl1273), GFP_KERNEL);
+ if (pdata_wl1273 == NULL) {
+ dev_err(card_wl1273->dev, "failed to create private data for wl1273\n");
+ return -ENOMEM;
+ }
+ snd_soc_card_set_drvdata(card_wl1273, pdata_wl1273);
+
+ pdata_wl1273->power_gpio = devm_gpiod_get(card_wl1273->dev,
+ "wl1273-power",
+ GPIOD_OUT_LOW);
+ if (IS_ERR(pdata_wl1273->power_gpio)) {
+ dev_err(card_wl1273->dev, "could not get wl1273 enable gpio\n");
+ return PTR_ERR(pdata_wl1273->power_gpio);
+ }
+
+ err = devm_snd_soc_register_card(&pdev->dev, card_twl);
+ if (err < 0) {
+ dev_err(card_twl->dev, "failed to register twl4030 card: %d\n", err);
+ return err;
+ }
+
+ err = devm_snd_soc_register_card(&pdev->dev, card_dac33);
+ if (err < 0) {
+ dev_err(card_dac33->dev, "failed to register tlv320dac33 card: %d\n", err);
+ return err;
+ }
+
+
+
+ err = devm_snd_soc_register_card(&pdev->dev, card_wl1273);
+ if (err < 0) {
+ dev_err(card_wl1273->dev, "failed to register wl1273 card\n");
+ return err;
+ }
+
+ return 0;
+}
+
+static const struct of_device_id n9_audio_of_match[] = {
+ { .compatible = "nokia,n9-audio", },
+ {},
+};
+MODULE_DEVICE_TABLE(of, n9_audio_of_match);
+
+static struct platform_driver n9_soc_driver = {
+ .driver = {
+ .name = "n9-audio",
+ .of_match_table = of_match_ptr(n9_audio_of_match),
+ },
+ .probe = n9_soc_probe,
+};
+
+module_platform_driver(n9_soc_driver);
+
+MODULE_AUTHOR("Nokia Corporation");
+MODULE_DESCRIPTION("ALSA SoC Nokia N9/N950");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:n9-audio");
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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