2019-05-29 01:10:04 +08:00
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// SPDX-License-Identifier: GPL-2.0-only
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2015-07-19 19:33:48 +08:00
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/*
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* Rockchip machine ASoC driver for boards using a MAX90809 CODEC.
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*
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* Copyright (c) 2014, ROCKCHIP CORPORATION. All rights reserved.
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*/
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include <linux/slab.h>
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#include <linux/gpio.h>
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#include <linux/of_gpio.h>
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#include <sound/core.h>
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#include <sound/jack.h>
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#include <sound/pcm.h>
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#include <sound/pcm_params.h>
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#include <sound/soc.h>
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#include "rockchip_i2s.h"
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#include "../codecs/ts3a227e.h"
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#define DRV_NAME "rockchip-snd-max98090"
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static struct snd_soc_jack headset_jack;
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2016-05-09 18:46:33 +08:00
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/* Headset jack detection DAPM pins */
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2015-07-19 19:33:48 +08:00
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static struct snd_soc_jack_pin headset_jack_pins[] = {
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{
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2016-05-09 18:46:33 +08:00
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.pin = "Headphone",
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.mask = SND_JACK_HEADPHONE,
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},
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{
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.pin = "Headset Mic",
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.mask = SND_JACK_MICROPHONE,
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2015-07-19 19:33:48 +08:00
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},
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2016-05-09 18:46:33 +08:00
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2015-07-19 19:33:48 +08:00
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};
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static const struct snd_soc_dapm_widget rk_dapm_widgets[] = {
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SND_SOC_DAPM_HP("Headphone", NULL),
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SND_SOC_DAPM_MIC("Headset Mic", NULL),
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SND_SOC_DAPM_MIC("Int Mic", NULL),
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SND_SOC_DAPM_SPK("Speaker", NULL),
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};
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static const struct snd_soc_dapm_route rk_audio_map[] = {
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{"IN34", NULL, "Headset Mic"},
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{"IN34", NULL, "MICBIAS"},
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2016-05-09 18:46:32 +08:00
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{"Headset Mic", NULL, "MICBIAS"},
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2015-07-19 19:33:48 +08:00
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{"DMICL", NULL, "Int Mic"},
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{"Headphone", NULL, "HPL"},
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{"Headphone", NULL, "HPR"},
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{"Speaker", NULL, "SPKL"},
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{"Speaker", NULL, "SPKR"},
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};
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static const struct snd_kcontrol_new rk_mc_controls[] = {
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SOC_DAPM_PIN_SWITCH("Headphone"),
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SOC_DAPM_PIN_SWITCH("Headset Mic"),
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SOC_DAPM_PIN_SWITCH("Int Mic"),
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SOC_DAPM_PIN_SWITCH("Speaker"),
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};
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2019-07-20 01:39:29 +08:00
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static int rk_jack_event(struct notifier_block *nb, unsigned long event,
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void *data)
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{
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struct snd_soc_jack *jack = (struct snd_soc_jack *)data;
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struct snd_soc_dapm_context *dapm = &jack->card->dapm;
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if (event & SND_JACK_MICROPHONE)
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snd_soc_dapm_force_enable_pin(dapm, "MICBIAS");
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else
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snd_soc_dapm_disable_pin(dapm, "MICBIAS");
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snd_soc_dapm_sync(dapm);
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return 0;
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}
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static struct notifier_block rk_jack_nb = {
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.notifier_call = rk_jack_event,
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};
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static int rk_init(struct snd_soc_pcm_runtime *runtime)
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{
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/*
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* The jack has already been created in the rk_98090_headset_init()
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* function.
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*/
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snd_soc_jack_notifier_register(&headset_jack, &rk_jack_nb);
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return 0;
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}
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2015-07-19 19:33:48 +08:00
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static int rk_aif1_hw_params(struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *params)
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{
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int ret = 0;
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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
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struct snd_soc_dai *codec_dai = rtd->codec_dai;
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int mclk;
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switch (params_rate(params)) {
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case 8000:
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case 16000:
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2015-11-06 19:38:15 +08:00
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case 24000:
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case 32000:
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2015-07-19 19:33:48 +08:00
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case 48000:
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2015-11-06 19:38:15 +08:00
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case 64000:
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2015-07-19 19:33:48 +08:00
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case 96000:
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mclk = 12288000;
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break;
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2015-11-06 19:38:15 +08:00
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case 11025:
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case 22050:
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2015-07-19 19:33:48 +08:00
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case 44100:
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2015-11-06 19:38:15 +08:00
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case 88200:
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2015-07-19 19:33:48 +08:00
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mclk = 11289600;
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break;
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default:
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return -EINVAL;
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}
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ret = snd_soc_dai_set_sysclk(cpu_dai, 0, mclk,
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SND_SOC_CLOCK_OUT);
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if (ret < 0) {
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dev_err(codec_dai->dev, "Can't set codec clock %d\n", ret);
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return ret;
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}
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ret = snd_soc_dai_set_sysclk(codec_dai, 0, mclk,
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SND_SOC_CLOCK_IN);
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if (ret < 0) {
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dev_err(codec_dai->dev, "Can't set codec clock %d\n", ret);
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return ret;
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}
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return ret;
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}
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2016-10-15 22:55:47 +08:00
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static const struct snd_soc_ops rk_aif1_ops = {
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2015-07-19 19:33:48 +08:00
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.hw_params = rk_aif1_hw_params,
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};
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2019-06-06 12:18:01 +08:00
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SND_SOC_DAILINK_DEFS(hifi,
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DAILINK_COMP_ARRAY(COMP_EMPTY()),
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2019-06-28 09:47:57 +08:00
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DAILINK_COMP_ARRAY(COMP_CODEC(NULL, "HiFi")),
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DAILINK_COMP_ARRAY(COMP_EMPTY()));
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2019-06-06 12:18:01 +08:00
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2015-07-19 19:33:48 +08:00
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static struct snd_soc_dai_link rk_dailink = {
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.name = "max98090",
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.stream_name = "Audio",
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2019-07-20 01:39:29 +08:00
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.init = rk_init,
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2015-07-19 19:33:48 +08:00
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.ops = &rk_aif1_ops,
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/* set max98090 as slave */
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.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
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SND_SOC_DAIFMT_CBS_CFS,
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2019-06-06 12:18:01 +08:00
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SND_SOC_DAILINK_REG(hifi),
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2015-07-19 19:33:48 +08:00
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};
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2016-05-09 18:46:31 +08:00
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static int rk_98090_headset_init(struct snd_soc_component *component);
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static struct snd_soc_aux_dev rk_98090_headset_dev = {
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.name = "Headset Chip",
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.init = rk_98090_headset_init,
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};
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2015-07-19 19:33:48 +08:00
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static struct snd_soc_card snd_soc_card_rk = {
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.name = "ROCKCHIP-I2S",
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2015-08-21 20:59:21 +08:00
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.owner = THIS_MODULE,
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2015-07-19 19:33:48 +08:00
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.dai_link = &rk_dailink,
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.num_links = 1,
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.aux_dev = &rk_98090_headset_dev,
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.num_aux_devs = 1,
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.dapm_widgets = rk_dapm_widgets,
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.num_dapm_widgets = ARRAY_SIZE(rk_dapm_widgets),
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.dapm_routes = rk_audio_map,
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.num_dapm_routes = ARRAY_SIZE(rk_audio_map),
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.controls = rk_mc_controls,
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.num_controls = ARRAY_SIZE(rk_mc_controls),
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};
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2016-05-09 18:46:31 +08:00
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static int rk_98090_headset_init(struct snd_soc_component *component)
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{
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int ret;
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/* Enable Headset and 4 Buttons Jack detection */
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ret = snd_soc_card_jack_new(&snd_soc_card_rk, "Headset Jack",
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SND_JACK_HEADSET |
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SND_JACK_BTN_0 | SND_JACK_BTN_1 |
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SND_JACK_BTN_2 | SND_JACK_BTN_3,
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&headset_jack,
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headset_jack_pins,
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ARRAY_SIZE(headset_jack_pins));
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if (ret)
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return ret;
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ret = ts3a227e_enable_jack_detect(component, &headset_jack);
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return ret;
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}
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2015-07-19 19:33:48 +08:00
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static int snd_rk_mc_probe(struct platform_device *pdev)
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{
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int ret = 0;
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struct snd_soc_card *card = &snd_soc_card_rk;
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struct device_node *np = pdev->dev.of_node;
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/* register the soc card */
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card->dev = &pdev->dev;
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2019-06-06 12:18:01 +08:00
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rk_dailink.codecs->of_node = of_parse_phandle(np,
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2015-07-19 19:33:48 +08:00
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"rockchip,audio-codec", 0);
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2019-06-06 12:18:01 +08:00
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if (!rk_dailink.codecs->of_node) {
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2015-07-19 19:33:48 +08:00
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dev_err(&pdev->dev,
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"Property 'rockchip,audio-codec' missing or invalid\n");
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return -EINVAL;
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}
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2019-06-06 12:18:01 +08:00
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rk_dailink.cpus->of_node = of_parse_phandle(np,
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2015-07-19 19:33:48 +08:00
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"rockchip,i2s-controller", 0);
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2019-06-06 12:18:01 +08:00
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if (!rk_dailink.cpus->of_node) {
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2015-07-19 19:33:48 +08:00
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dev_err(&pdev->dev,
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"Property 'rockchip,i2s-controller' missing or invalid\n");
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return -EINVAL;
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}
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2019-06-28 09:47:57 +08:00
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rk_dailink.platforms->of_node = rk_dailink.cpus->of_node;
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2015-07-19 19:33:48 +08:00
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rk_98090_headset_dev.codec_of_node = of_parse_phandle(np,
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"rockchip,headset-codec", 0);
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if (!rk_98090_headset_dev.codec_of_node) {
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dev_err(&pdev->dev,
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"Property 'rockchip,headset-codec' missing/invalid\n");
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return -EINVAL;
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}
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ret = snd_soc_of_parse_card_name(card, "rockchip,model");
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if (ret) {
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dev_err(&pdev->dev,
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"Soc parse card name failed %d\n", ret);
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return ret;
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}
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ret = devm_snd_soc_register_card(&pdev->dev, card);
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if (ret) {
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dev_err(&pdev->dev,
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"Soc register card failed %d\n", ret);
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return ret;
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}
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return ret;
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}
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static const struct of_device_id rockchip_max98090_of_match[] = {
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{ .compatible = "rockchip,rockchip-audio-max98090", },
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{},
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};
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MODULE_DEVICE_TABLE(of, rockchip_max98090_of_match);
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static struct platform_driver snd_rk_mc_driver = {
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.probe = snd_rk_mc_probe,
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.driver = {
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.name = DRV_NAME,
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.pm = &snd_soc_pm_ops,
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.of_match_table = rockchip_max98090_of_match,
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},
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};
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module_platform_driver(snd_rk_mc_driver);
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MODULE_AUTHOR("jianqun <jay.xu@rock-chips.com>");
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MODULE_DESCRIPTION("Rockchip max98090 machine ASoC driver");
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MODULE_LICENSE("GPL v2");
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MODULE_ALIAS("platform:" DRV_NAME);
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