blob: 783956dc83b522d72b4bcea93e5e0abaa3d7ddf5 [file] [log] [blame]
// SPDX-License-Identifier: GPL-2.0-only
/*
* Rockchip machine ASoC driver for boards using a MAX90809 CODEC.
*
* Copyright (c) 2014, ROCKCHIP CORPORATION. All rights reserved.
*/
#include <linux/module.h>
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <sound/core.h>
#include <sound/jack.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include "rockchip_i2s.h"
#include "../codecs/ts3a227e.h"
#define DRV_NAME "rockchip-snd-max98090"
static struct snd_soc_jack headset_jack;
/* Headset jack detection DAPM pins */
static struct snd_soc_jack_pin headset_jack_pins[] = {
{
.pin = "Headphone",
.mask = SND_JACK_HEADPHONE,
},
{
.pin = "Headset Mic",
.mask = SND_JACK_MICROPHONE,
},
};
#define RK_MAX98090_WIDGETS \
SND_SOC_DAPM_HP("Headphone", NULL), \
SND_SOC_DAPM_MIC("Headset Mic", NULL), \
SND_SOC_DAPM_MIC("Int Mic", NULL), \
SND_SOC_DAPM_SPK("Speaker", NULL)
#define RK_HDMI_WIDGETS \
SND_SOC_DAPM_LINE("HDMI", NULL)
static const struct snd_soc_dapm_widget rk_max98090_dapm_widgets[] = {
RK_MAX98090_WIDGETS,
};
static const struct snd_soc_dapm_widget rk_hdmi_dapm_widgets[] = {
RK_HDMI_WIDGETS,
};
static const struct snd_soc_dapm_widget rk_max98090_hdmi_dapm_widgets[] = {
RK_MAX98090_WIDGETS,
RK_HDMI_WIDGETS,
};
#define RK_MAX98090_AUDIO_MAP \
{"IN34", NULL, "Headset Mic"}, \
{"Headset Mic", NULL, "MICBIAS"}, \
{"DMICL", NULL, "Int Mic"}, \
{"Headphone", NULL, "HPL"}, \
{"Headphone", NULL, "HPR"}, \
{"Speaker", NULL, "SPKL"}, \
{"Speaker", NULL, "SPKR"}
#define RK_HDMI_AUDIO_MAP \
{"HDMI", NULL, "TX"}
static const struct snd_soc_dapm_route rk_max98090_audio_map[] = {
RK_MAX98090_AUDIO_MAP,
};
static const struct snd_soc_dapm_route rk_hdmi_audio_map[] = {
RK_HDMI_AUDIO_MAP,
};
static const struct snd_soc_dapm_route rk_max98090_hdmi_audio_map[] = {
RK_MAX98090_AUDIO_MAP,
RK_HDMI_AUDIO_MAP,
};
#define RK_MAX98090_CONTROLS \
SOC_DAPM_PIN_SWITCH("Headphone"), \
SOC_DAPM_PIN_SWITCH("Headset Mic"), \
SOC_DAPM_PIN_SWITCH("Int Mic"), \
SOC_DAPM_PIN_SWITCH("Speaker")
#define RK_HDMI_CONTROLS \
SOC_DAPM_PIN_SWITCH("HDMI")
static const struct snd_kcontrol_new rk_max98090_controls[] = {
RK_MAX98090_CONTROLS,
};
static const struct snd_kcontrol_new rk_hdmi_controls[] = {
RK_HDMI_CONTROLS,
};
static const struct snd_kcontrol_new rk_max98090_hdmi_controls[] = {
RK_MAX98090_CONTROLS,
RK_HDMI_CONTROLS,
};
static int rk_jack_event(struct notifier_block *nb, unsigned long event,
void *data)
{
struct snd_soc_jack *jack = (struct snd_soc_jack *)data;
struct snd_soc_dapm_context *dapm = &jack->card->dapm;
if (event & SND_JACK_MICROPHONE) {
snd_soc_dapm_force_enable_pin(dapm, "MICBIAS");
snd_soc_dapm_force_enable_pin(dapm, "SHDN");
} else {
snd_soc_dapm_disable_pin(dapm, "MICBIAS");
snd_soc_dapm_disable_pin(dapm, "SHDN");
}
snd_soc_dapm_sync(dapm);
return 0;
}
static struct notifier_block rk_jack_nb = {
.notifier_call = rk_jack_event,
};
static int rk_init(struct snd_soc_pcm_runtime *runtime)
{
/*
* The jack has already been created in the rk_98090_headset_init()
* function.
*/
snd_soc_jack_notifier_register(&headset_jack, &rk_jack_nb);
return 0;
}
static int rk_aif1_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
int ret = 0;
struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
struct snd_soc_dai *cpu_dai = snd_soc_rtd_to_cpu(rtd, 0);
struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0);
int mclk;
switch (params_rate(params)) {
case 8000:
case 16000:
case 24000:
case 32000:
case 48000:
case 64000:
case 96000:
mclk = 12288000;
break;
case 11025:
case 22050:
case 44100:
case 88200:
mclk = 11289600;
break;
default:
return -EINVAL;
}
ret = snd_soc_dai_set_sysclk(cpu_dai, 0, mclk,
SND_SOC_CLOCK_OUT);
if (ret) {
dev_err(cpu_dai->dev, "Can't set cpu dai clock %d\n", ret);
return ret;
}
ret = snd_soc_dai_set_sysclk(codec_dai, 0, mclk,
SND_SOC_CLOCK_IN);
/* HDMI codec dai does not need to set sysclk. */
if (!strcmp(rtd->dai_link->name, "HDMI"))
return 0;
if (ret) {
dev_err(codec_dai->dev, "Can't set codec dai clock %d\n", ret);
return ret;
}
return ret;
}
static int rk_aif1_startup(struct snd_pcm_substream *substream)
{
/*
* Set period size to 240 because pl330 has issue
* dealing with larger period in stress testing.
*/
return snd_pcm_hw_constraint_minmax(substream->runtime,
SNDRV_PCM_HW_PARAM_PERIOD_SIZE, 240, 240);
}
static const struct snd_soc_ops rk_aif1_ops = {
.hw_params = rk_aif1_hw_params,
.startup = rk_aif1_startup,
};
SND_SOC_DAILINK_DEFS(analog,
DAILINK_COMP_ARRAY(COMP_EMPTY()),
DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "HiFi")),
DAILINK_COMP_ARRAY(COMP_EMPTY()));
SND_SOC_DAILINK_DEFS(hdmi,
DAILINK_COMP_ARRAY(COMP_EMPTY()),
DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "i2s-hifi")),
DAILINK_COMP_ARRAY(COMP_EMPTY()));
enum {
DAILINK_MAX98090,
DAILINK_HDMI,
};
static struct snd_soc_jack rk_hdmi_jack;
static int rk_hdmi_init(struct snd_soc_pcm_runtime *runtime)
{
struct snd_soc_card *card = runtime->card;
struct snd_soc_component *component = snd_soc_rtd_to_codec(runtime, 0)->component;
int ret;
/* enable jack detection */
ret = snd_soc_card_jack_new(card, "HDMI Jack", SND_JACK_LINEOUT,
&rk_hdmi_jack);
if (ret) {
dev_err(card->dev, "Can't new HDMI Jack %d\n", ret);
return ret;
}
return snd_soc_component_set_jack(component, &rk_hdmi_jack, NULL);
}
/* max98090 dai_link */
static struct snd_soc_dai_link rk_max98090_dailinks[] = {
{
.name = "max98090",
.stream_name = "Analog",
.init = rk_init,
.ops = &rk_aif1_ops,
/* set max98090 as slave */
.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS,
SND_SOC_DAILINK_REG(analog),
},
};
/* HDMI codec dai_link */
static struct snd_soc_dai_link rk_hdmi_dailinks[] = {
{
.name = "HDMI",
.stream_name = "HDMI",
.init = rk_hdmi_init,
.ops = &rk_aif1_ops,
.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS,
SND_SOC_DAILINK_REG(hdmi),
}
};
/* max98090 and HDMI codec dai_link */
static struct snd_soc_dai_link rk_max98090_hdmi_dailinks[] = {
[DAILINK_MAX98090] = {
.name = "max98090",
.stream_name = "Analog",
.init = rk_init,
.ops = &rk_aif1_ops,
/* set max98090 as slave */
.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS,
SND_SOC_DAILINK_REG(analog),
},
[DAILINK_HDMI] = {
.name = "HDMI",
.stream_name = "HDMI",
.init = rk_hdmi_init,
.ops = &rk_aif1_ops,
.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
SND_SOC_DAIFMT_CBS_CFS,
SND_SOC_DAILINK_REG(hdmi),
}
};
static int rk_98090_headset_init(struct snd_soc_component *component);
static struct snd_soc_aux_dev rk_98090_headset_dev = {
.dlc = COMP_EMPTY(),
.init = rk_98090_headset_init,
};
static struct snd_soc_card rockchip_max98090_card = {
.name = "ROCKCHIP-I2S",
.owner = THIS_MODULE,
.dai_link = rk_max98090_dailinks,
.num_links = ARRAY_SIZE(rk_max98090_dailinks),
.aux_dev = &rk_98090_headset_dev,
.num_aux_devs = 1,
.dapm_widgets = rk_max98090_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(rk_max98090_dapm_widgets),
.dapm_routes = rk_max98090_audio_map,
.num_dapm_routes = ARRAY_SIZE(rk_max98090_audio_map),
.controls = rk_max98090_controls,
.num_controls = ARRAY_SIZE(rk_max98090_controls),
};
static struct snd_soc_card rockchip_hdmi_card = {
.name = "ROCKCHIP-HDMI",
.owner = THIS_MODULE,
.dai_link = rk_hdmi_dailinks,
.num_links = ARRAY_SIZE(rk_hdmi_dailinks),
.dapm_widgets = rk_hdmi_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(rk_hdmi_dapm_widgets),
.dapm_routes = rk_hdmi_audio_map,
.num_dapm_routes = ARRAY_SIZE(rk_hdmi_audio_map),
.controls = rk_hdmi_controls,
.num_controls = ARRAY_SIZE(rk_hdmi_controls),
};
static struct snd_soc_card rockchip_max98090_hdmi_card = {
.name = "ROCKCHIP-MAX98090-HDMI",
.owner = THIS_MODULE,
.dai_link = rk_max98090_hdmi_dailinks,
.num_links = ARRAY_SIZE(rk_max98090_hdmi_dailinks),
.aux_dev = &rk_98090_headset_dev,
.num_aux_devs = 1,
.dapm_widgets = rk_max98090_hdmi_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(rk_max98090_hdmi_dapm_widgets),
.dapm_routes = rk_max98090_hdmi_audio_map,
.num_dapm_routes = ARRAY_SIZE(rk_max98090_hdmi_audio_map),
.controls = rk_max98090_hdmi_controls,
.num_controls = ARRAY_SIZE(rk_max98090_hdmi_controls),
};
static int rk_98090_headset_init(struct snd_soc_component *component)
{
int ret;
/* Enable Headset and 4 Buttons Jack detection */
ret = snd_soc_card_jack_new_pins(component->card, "Headset Jack",
SND_JACK_HEADSET |
SND_JACK_BTN_0 | SND_JACK_BTN_1 |
SND_JACK_BTN_2 | SND_JACK_BTN_3,
&headset_jack,
headset_jack_pins,
ARRAY_SIZE(headset_jack_pins));
if (ret)
return ret;
ret = ts3a227e_enable_jack_detect(component, &headset_jack);
return ret;
}
static int rk_parse_headset_from_of(struct device *dev, struct device_node *np)
{
rk_98090_headset_dev.dlc.of_node = of_parse_phandle(
np, "rockchip,headset-codec", 0);
if (!rk_98090_headset_dev.dlc.of_node) {
dev_err(dev,
"Property 'rockchip,headset-codec' missing/invalid\n");
return -EINVAL;
}
return 0;
}
static int snd_rk_mc_probe(struct platform_device *pdev)
{
int ret = 0;
struct snd_soc_card *card;
struct device *dev = &pdev->dev;
struct device_node *np = pdev->dev.of_node;
struct device_node *np_cpu;
struct device_node *np_audio, *np_hdmi;
/* Parse DTS for I2S controller. */
np_cpu = of_parse_phandle(np, "rockchip,i2s-controller", 0);
if (!np_cpu) {
dev_err(&pdev->dev,
"Property 'rockchip,i2s-controller missing or invalid\n");
return -EINVAL;
}
/*
* Find the card to use based on the presences of audio codec
* and hdmi codec in device property. Set their of_node accordingly.
*/
np_audio = of_parse_phandle(np, "rockchip,audio-codec", 0);
np_hdmi = of_parse_phandle(np, "rockchip,hdmi-codec", 0);
if (np_audio && np_hdmi) {
card = &rockchip_max98090_hdmi_card;
card->dai_link[DAILINK_MAX98090].codecs->of_node = np_audio;
card->dai_link[DAILINK_HDMI].codecs->of_node = np_hdmi;
card->dai_link[DAILINK_MAX98090].cpus->of_node = np_cpu;
card->dai_link[DAILINK_MAX98090].platforms->of_node = np_cpu;
card->dai_link[DAILINK_HDMI].cpus->of_node = np_cpu;
card->dai_link[DAILINK_HDMI].platforms->of_node = np_cpu;
} else if (np_audio) {
card = &rockchip_max98090_card;
card->dai_link[0].codecs->of_node = np_audio;
card->dai_link[0].cpus->of_node = np_cpu;
card->dai_link[0].platforms->of_node = np_cpu;
} else if (np_hdmi) {
card = &rockchip_hdmi_card;
card->dai_link[0].codecs->of_node = np_hdmi;
card->dai_link[0].cpus->of_node = np_cpu;
card->dai_link[0].platforms->of_node = np_cpu;
} else {
dev_err(dev, "At least one of codecs should be specified\n");
return -EINVAL;
}
card->dev = dev;
/* Parse headset detection codec. */
if (np_audio) {
ret = rk_parse_headset_from_of(dev, np);
if (ret)
return ret;
}
/* Parse card name. */
ret = snd_soc_of_parse_card_name(card, "rockchip,model");
if (ret) {
dev_err(&pdev->dev,
"Soc parse card name failed %d\n", ret);
return ret;
}
/* register the soc card */
ret = devm_snd_soc_register_card(&pdev->dev, card);
if (ret) {
dev_err(&pdev->dev,
"Soc register card failed %d\n", ret);
return ret;
}
return ret;
}
static const struct of_device_id rockchip_max98090_of_match[] = {
{ .compatible = "rockchip,rockchip-audio-max98090", },
{},
};
MODULE_DEVICE_TABLE(of, rockchip_max98090_of_match);
static struct platform_driver snd_rk_mc_driver = {
.probe = snd_rk_mc_probe,
.driver = {
.name = DRV_NAME,
.pm = &snd_soc_pm_ops,
.of_match_table = rockchip_max98090_of_match,
},
};
module_platform_driver(snd_rk_mc_driver);
MODULE_AUTHOR("jianqun <jay.xu@rock-chips.com>");
MODULE_DESCRIPTION("Rockchip max98090 machine ASoC driver");
MODULE_LICENSE("GPL v2");
MODULE_ALIAS("platform:" DRV_NAME);