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ASoC: amd: add vangogh machine driver
Add Vangogh machine driver using NAU8821 & CS35L41 Codecs. Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com> Link: https://lore.kernel.org/r/20211014071714.836410-2-Vijendar.Mukunda@amd.com Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Vijendar Mukunda
Mark Brown
parent
832a5cd2d3
commit
34a0094b9f
386
sound/soc/amd/vangogh/acp5x-mach.c
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386
sound/soc/amd/vangogh/acp5x-mach.c
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@ -0,0 +1,386 @@
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// SPDX-License-Identifier: GPL-2.0+
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/*
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* Machine driver for AMD Vangogh platform using NAU8821 & CS35L41
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* codecs.
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*
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* Copyright 2021 Advanced Micro Devices, Inc.
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*/
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#include <sound/soc.h>
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#include <sound/soc-dapm.h>
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#include <linux/module.h>
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#include <linux/io.h>
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#include <sound/pcm.h>
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#include <sound/pcm_params.h>
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#include <sound/jack.h>
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#include <linux/clk.h>
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#include <linux/gpio.h>
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#include <linux/gpio/consumer.h>
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#include <linux/module.h>
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#include <linux/i2c.h>
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#include <linux/input.h>
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#include <linux/io.h>
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#include <linux/acpi.h>
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#include <linux/dmi.h>
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#include "../../codecs/nau8821.h"
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#include "../../codecs/cs35l41.h"
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#include "acp5x.h"
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#define DRV_NAME "acp5x_mach"
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#define DUAL_CHANNEL 2
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#define ACP5X_NUVOTON_CODEC_DAI "nau8821-hifi"
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#define VG_JUPITER 1
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static unsigned long acp5x_machine_id;
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static struct snd_soc_jack vg_headset;
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static struct snd_soc_jack_pin acp5x_nau8821_jack_pins[] = {
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{
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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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},
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};
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static int acp5x_8821_init(struct snd_soc_pcm_runtime *rtd)
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{
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int ret;
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struct snd_soc_card *card = rtd->card;
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struct snd_soc_component *component =
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asoc_rtd_to_codec(rtd, 0)->component;
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/*
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* Headset buttons map to the google Reference headset.
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* These can be configured by userspace.
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*/
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ret = snd_soc_card_jack_new(card, "Headset Jack",
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SND_JACK_HEADSET | SND_JACK_BTN_0,
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&vg_headset, acp5x_nau8821_jack_pins,
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ARRAY_SIZE(acp5x_nau8821_jack_pins));
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if (ret) {
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dev_err(rtd->dev, "Headset Jack creation failed %d\n", ret);
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return ret;
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}
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snd_jack_set_key(vg_headset.jack, SND_JACK_BTN_0, KEY_MEDIA);
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nau8821_enable_jack_detect(component, &vg_headset);
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return ret;
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}
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static int acp5x_cs35l41_init(struct snd_soc_pcm_runtime *rtd)
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{
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return 0;
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}
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static const unsigned int rates[] = {
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48000,
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};
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static const struct snd_pcm_hw_constraint_list constraints_rates = {
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.count = ARRAY_SIZE(rates),
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.list = rates,
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.mask = 0,
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};
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static const unsigned int channels[] = {
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2,
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};
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static const struct snd_pcm_hw_constraint_list constraints_channels = {
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.count = ARRAY_SIZE(channels),
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.list = channels,
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.mask = 0,
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};
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static int acp5x_8821_startup(struct snd_pcm_substream *substream)
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{
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struct snd_pcm_runtime *runtime = substream->runtime;
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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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struct snd_soc_card *card = rtd->card;
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struct acp5x_platform_info *machine = snd_soc_card_get_drvdata(card);
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machine->play_i2s_instance = I2S_SP_INSTANCE;
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machine->cap_i2s_instance = I2S_SP_INSTANCE;
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runtime->hw.channels_max = DUAL_CHANNEL;
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snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
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&constraints_channels);
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snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
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&constraints_rates);
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return 0;
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}
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static int acp5x_nau8821_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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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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struct snd_soc_card *card = rtd->card;
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struct snd_soc_dai *codec_dai =
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snd_soc_card_get_codec_dai(card,
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ACP5X_NUVOTON_CODEC_DAI);
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int ret;
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ret = snd_soc_dai_set_sysclk(codec_dai, NAU8821_CLK_FLL_BLK, 0,
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SND_SOC_CLOCK_IN);
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if (ret < 0)
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dev_err(card->dev, "can't set FS clock %d\n", ret);
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ret = snd_soc_dai_set_pll(codec_dai, 0, 0, snd_soc_params_to_bclk(params),
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params_rate(params) * 256);
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if (ret < 0)
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dev_err(card->dev, "can't set FLL: %d\n", ret);
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return ret;
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}
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static int acp5x_cs35l41_startup(struct snd_pcm_substream *substream)
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{
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struct snd_pcm_runtime *runtime = substream->runtime;
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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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struct snd_soc_card *card = rtd->card;
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struct acp5x_platform_info *machine = snd_soc_card_get_drvdata(card);
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machine->play_i2s_instance = I2S_HS_INSTANCE;
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runtime->hw.channels_max = DUAL_CHANNEL;
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snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
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&constraints_channels);
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snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
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&constraints_rates);
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return 0;
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}
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static int acp5x_cs35l41_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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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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struct snd_soc_card *card = rtd->card;
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struct snd_soc_dai *codec_dai;
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int ret, i;
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unsigned int num_codecs = rtd->num_codecs;
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unsigned int bclk_val;
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for (i = 0; i < num_codecs; i++) {
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codec_dai = asoc_rtd_to_codec(rtd, i);
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if ((strcmp(codec_dai->name, "spi-VLV1776:00") == 0) ||
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(strcmp(codec_dai->name, "spi-VLV1776:01") == 0)) {
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switch (params_rate(params)) {
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case 48000:
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bclk_val = 1536000;
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break;
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default:
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dev_err(card->dev, "Invalid Samplerate:0x%x\n",
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params_rate(params));
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return -EINVAL;
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}
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ret = snd_soc_component_set_sysclk(codec_dai->component,
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0, 0, bclk_val, SND_SOC_CLOCK_IN);
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if (ret < 0) {
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dev_err(card->dev, "failed to set sysclk for CS35l41 dai\n");
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return ret;
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}
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}
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}
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return ret;
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}
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static const struct snd_soc_ops acp5x_8821_ops = {
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.startup = acp5x_8821_startup,
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.hw_params = acp5x_nau8821_hw_params,
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};
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static const struct snd_soc_ops acp5x_cs35l41_play_ops = {
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.startup = acp5x_cs35l41_startup,
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.hw_params = acp5x_cs35l41_hw_params,
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};
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static struct snd_soc_codec_conf cs35l41_conf[] = {
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{
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.dlc = COMP_CODEC_CONF("spi-VLV1776:00"),
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.name_prefix = "Left",
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},
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{
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.dlc = COMP_CODEC_CONF("spi-VLV1776:01"),
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.name_prefix = "Right",
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},
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};
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SND_SOC_DAILINK_DEF(acp5x_i2s,
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DAILINK_COMP_ARRAY(COMP_CPU("acp5x_i2s_playcap.0")));
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SND_SOC_DAILINK_DEF(acp5x_bt,
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DAILINK_COMP_ARRAY(COMP_CPU("acp5x_i2s_playcap.1")));
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SND_SOC_DAILINK_DEF(nau8821,
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DAILINK_COMP_ARRAY(COMP_CODEC("i2c-NVTN2020:00",
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"nau8821-hifi")));
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SND_SOC_DAILINK_DEF(cs35l41,
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DAILINK_COMP_ARRAY(COMP_CODEC("spi-VLV1776:00", "cs35l41-pcm"),
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COMP_CODEC("spi-VLV1776:01", "cs35l41-pcm")));
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SND_SOC_DAILINK_DEF(platform,
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DAILINK_COMP_ARRAY(COMP_PLATFORM("acp5x_i2s_dma.0")));
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static struct snd_soc_dai_link acp5x_dai[] = {
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{
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.name = "acp5x-8825-play",
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.stream_name = "Playback/Capture",
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.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
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SND_SOC_DAIFMT_CBC_CFC,
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.dpcm_playback = 1,
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.dpcm_capture = 1,
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.ops = &acp5x_8821_ops,
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.init = acp5x_8821_init,
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SND_SOC_DAILINK_REG(acp5x_i2s, nau8821, platform),
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},
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{
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.name = "acp5x-CS35L41-Stereo",
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.stream_name = "CS35L41 Stereo Playback",
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.dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
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SND_SOC_DAIFMT_CBC_CFC,
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.dpcm_playback = 1,
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.playback_only = 1,
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.ops = &acp5x_cs35l41_play_ops,
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.init = acp5x_cs35l41_init,
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SND_SOC_DAILINK_REG(acp5x_bt, cs35l41, platform),
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},
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};
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static int platform_clock_control(struct snd_soc_dapm_widget *w,
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struct snd_kcontrol *k, int event)
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{
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struct snd_soc_dapm_context *dapm = w->dapm;
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struct snd_soc_card *card = dapm->card;
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struct snd_soc_dai *codec_dai;
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int ret = 0;
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codec_dai = snd_soc_card_get_codec_dai(card, ACP5X_NUVOTON_CODEC_DAI);
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if (!codec_dai) {
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dev_err(card->dev, "Codec dai not found\n");
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return -EIO;
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}
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if (SND_SOC_DAPM_EVENT_OFF(event)) {
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ret = snd_soc_dai_set_sysclk(codec_dai, NAU8821_CLK_INTERNAL,
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0, SND_SOC_CLOCK_IN);
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if (ret < 0) {
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dev_err(card->dev, "set sysclk err = %d\n", ret);
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return -EIO;
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}
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}
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return ret;
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}
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static const struct snd_kcontrol_new acp5x_8821_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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};
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static const struct snd_soc_dapm_widget acp5x_8821_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_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0,
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platform_clock_control, SND_SOC_DAPM_POST_PMD),
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};
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static const struct snd_soc_dapm_route acp5x_8821_audio_route[] = {
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/* HP jack connectors - unknown if we have jack detection */
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{ "Headphone", NULL, "HPOL" },
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{ "Headphone", NULL, "HPOR" },
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{ "MICL", NULL, "Headset Mic" },
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{ "MICR", NULL, "Headset Mic" },
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{ "DMIC", NULL, "Int Mic" },
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{ "Headphone", NULL, "Platform Clock" },
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{ "Headset Mic", NULL, "Platform Clock" },
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{ "Int Mic", NULL, "Platform Clock" },
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};
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static struct snd_soc_card acp5x_card = {
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.name = "acp5x",
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.owner = THIS_MODULE,
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.dai_link = acp5x_dai,
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.num_links = ARRAY_SIZE(acp5x_dai),
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.dapm_widgets = acp5x_8821_widgets,
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.num_dapm_widgets = ARRAY_SIZE(acp5x_8821_widgets),
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.dapm_routes = acp5x_8821_audio_route,
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.num_dapm_routes = ARRAY_SIZE(acp5x_8821_audio_route),
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.codec_conf = cs35l41_conf,
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.num_configs = ARRAY_SIZE(cs35l41_conf),
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.controls = acp5x_8821_controls,
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.num_controls = ARRAY_SIZE(acp5x_8821_controls),
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};
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static int acp5x_vg_quirk_cb(const struct dmi_system_id *id)
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{
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acp5x_machine_id = VG_JUPITER;
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return 1;
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}
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static const struct dmi_system_id acp5x_vg_quirk_table[] = {
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{
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.callback = acp5x_vg_quirk_cb,
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.matches = {
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DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "Valve"),
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DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Jupiter"),
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}
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},
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{}
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};
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static int acp5x_probe(struct platform_device *pdev)
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{
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int ret;
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struct acp5x_platform_info *machine;
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struct snd_soc_card *card;
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machine = devm_kzalloc(&pdev->dev, sizeof(struct acp5x_platform_info),
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GFP_KERNEL);
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if (!machine)
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return -ENOMEM;
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dmi_check_system(acp5x_vg_quirk_table);
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switch(acp5x_machine_id) {
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case VG_JUPITER:
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card = &acp5x_card;
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acp5x_card.dev = &pdev->dev;
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break;
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default:
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return -ENODEV;
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}
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platform_set_drvdata(pdev, card);
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snd_soc_card_set_drvdata(card, machine);
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ret = devm_snd_soc_register_card(&pdev->dev, card);
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if (ret) {
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return dev_err_probe(&pdev->dev, ret,
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"snd_soc_register_card(%s) failed\n",
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acp5x_card.name);
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}
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return 0;
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}
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static struct platform_driver acp5x_mach_driver = {
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.driver = {
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.name = "acp5x_mach",
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.pm = &snd_soc_pm_ops,
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},
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.probe = acp5x_probe,
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};
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module_platform_driver(acp5x_mach_driver);
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MODULE_AUTHOR("Vijendar.Mukunda@amd.com");
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MODULE_DESCRIPTION("NAU8821 & CS35L41 audio support");
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MODULE_LICENSE("GPL v2");
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MODULE_ALIAS("platform:" DRV_NAME);
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