472 lines
12 KiB
C
472 lines
12 KiB
C
// 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_device.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/slab.h>
|
|
#include <linux/gpio.h>
|
|
#include <linux/of_gpio.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 = asoc_substream_to_rtd(substream);
|
|
struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
|
|
struct snd_soc_dai *codec_dai = asoc_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 = asoc_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);
|