ASoC: Intel: avs: Add da7219 machine board
To support AVS-da7219 configuration add machine board connecting AVS platform component driver with da7219 codec one. Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com> Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com> Link: https://lore.kernel.org/r/20220511162403.3987658-15-cezary.rojewski@intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Cezary Rojewski
Mark Brown
parent
223a0a9458
commit
6b5b0d6f36
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@ -4,6 +4,16 @@ menu "Intel AVS Machine drivers"
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comment "Available DSP configurations"
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config SND_SOC_INTEL_AVS_MACH_DA7219
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tristate "da7219 I2S board"
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depends on I2C
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depends on MFD_INTEL_LPSS || COMPILE_TEST
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select SND_SOC_DA7219
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help
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This adds support for AVS with DA7219 I2S codec configuration.
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Say Y or m if you have such a device. This is a recommended option.
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If unsure select "N".
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config SND_SOC_INTEL_AVS_MACH_DMIC
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tristate "DMIC generic board"
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select SND_SOC_DMIC
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@ -1,5 +1,6 @@
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# SPDX-License-Identifier: GPL-2.0-only
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snd-soc-avs-da7219-objs := da7219.o
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snd-soc-avs-dmic-objs := dmic.o
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snd-soc-avs-hdaudio-objs := hdaudio.o
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snd-soc-avs-i2s-test-objs := i2s_test.o
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@ -12,6 +13,7 @@ snd-soc-avs-rt298-objs := rt298.o
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snd-soc-avs-rt5682-objs := rt5682.o
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snd-soc-avs-ssm4567-objs := ssm4567.o
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obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_DA7219) += snd-soc-avs-da7219.o
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obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_DMIC) += snd-soc-avs-dmic.o
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obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_HDAUDIO) += snd-soc-avs-hdaudio.o
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obj-$(CONFIG_SND_SOC_INTEL_AVS_MACH_i2s_TEST) += snd-soc-avs-i2s-test.o
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@ -0,0 +1,282 @@
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// SPDX-License-Identifier: GPL-2.0-only
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//
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// Copyright(c) 2021-2022 Intel Corporation. All rights reserved.
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//
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// Author: Cezary Rojewski <cezary.rojewski@intel.com>
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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 <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 <sound/soc-acpi.h>
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#include <sound/soc-dapm.h>
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#include <uapi/linux/input-event-codes.h>
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#include "../../../codecs/da7219.h"
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#include "../../../codecs/da7219-aad.h"
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#define DA7219_DAI_NAME "da7219-hifi"
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static const struct snd_kcontrol_new card_controls[] = {
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SOC_DAPM_PIN_SWITCH("Headphone Jack"),
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SOC_DAPM_PIN_SWITCH("Headset Mic"),
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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, DA7219_DAI_NAME);
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if (!codec_dai) {
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dev_err(card->dev, "Codec dai not found. Unable to set/unset codec pll\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_pll(codec_dai, 0, DA7219_SYSCLK_MCLK, 0, 0);
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if (ret)
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dev_err(card->dev, "failed to stop PLL: %d\n", ret);
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} else if (SND_SOC_DAPM_EVENT_ON(event)) {
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ret = snd_soc_dai_set_pll(codec_dai, 0, DA7219_SYSCLK_PLL_SRM,
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0, DA7219_PLL_FREQ_OUT_98304);
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if (ret)
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dev_err(card->dev, "failed to start PLL: %d\n", ret);
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}
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return ret;
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}
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static const struct snd_soc_dapm_widget card_widgets[] = {
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SND_SOC_DAPM_HP("Headphone Jack", NULL),
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SND_SOC_DAPM_MIC("Headset Mic", NULL),
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SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0, platform_clock_control,
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SND_SOC_DAPM_POST_PMD | SND_SOC_DAPM_PRE_PMU),
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};
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static const struct snd_soc_dapm_route card_base_routes[] = {
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/* HP jack connectors - unknown if we have jack detection */
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{"Headphone Jack", NULL, "HPL"},
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{"Headphone Jack", NULL, "HPR"},
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{"MIC", NULL, "Headset Mic"},
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{ "Headphone Jack", NULL, "Platform Clock" },
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{ "Headset Mic", NULL, "Platform Clock" },
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};
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static int avs_da7219_codec_init(struct snd_soc_pcm_runtime *runtime)
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{
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struct snd_soc_component *component = asoc_rtd_to_codec(runtime, 0)->component;
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struct snd_soc_card *card = runtime->card;
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struct snd_soc_jack *jack;
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struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(runtime, 0);
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int clk_freq;
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int ret;
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jack = snd_soc_card_get_drvdata(card);
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clk_freq = 19200000;
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ret = snd_soc_dai_set_sysclk(codec_dai, DA7219_CLKSRC_MCLK, clk_freq, SND_SOC_CLOCK_IN);
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if (ret) {
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dev_err(card->dev, "can't set codec sysclk configuration\n");
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return ret;
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}
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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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SND_JACK_BTN_1 | SND_JACK_BTN_2 |
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SND_JACK_BTN_3 | SND_JACK_LINEOUT, jack);
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if (ret) {
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dev_err(card->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(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
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snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOLUMEUP);
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snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEDOWN);
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snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOICECOMMAND);
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da7219_aad_jack_det(component, jack);
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return 0;
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}
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static int avs_create_dai_link(struct device *dev, const char *platform_name, int ssp_port,
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struct snd_soc_dai_link **dai_link)
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{
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struct snd_soc_dai_link_component *platform;
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struct snd_soc_dai_link *dl;
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dl = devm_kzalloc(dev, sizeof(*dl), GFP_KERNEL);
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platform = devm_kzalloc(dev, sizeof(*platform), GFP_KERNEL);
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if (!dl || !platform)
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return -ENOMEM;
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platform->name = platform_name;
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dl->name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-Codec", ssp_port);
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dl->cpus = devm_kzalloc(dev, sizeof(*dl->cpus), GFP_KERNEL);
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dl->codecs = devm_kzalloc(dev, sizeof(*dl->codecs), GFP_KERNEL);
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if (!dl->name || !dl->cpus || !dl->codecs)
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return -ENOMEM;
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dl->cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d Pin", ssp_port);
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dl->codecs->name = devm_kasprintf(dev, GFP_KERNEL, "i2c-DLGS7219:00");
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dl->codecs->dai_name = devm_kasprintf(dev, GFP_KERNEL, DA7219_DAI_NAME);
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if (!dl->cpus->dai_name || !dl->codecs->name || !dl->codecs->dai_name)
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return -ENOMEM;
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dl->num_cpus = 1;
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dl->num_codecs = 1;
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dl->platforms = platform;
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dl->num_platforms = 1;
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dl->id = 0;
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dl->dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS;
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dl->init = avs_da7219_codec_init;
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dl->nonatomic = 1;
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dl->no_pcm = 1;
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dl->dpcm_capture = 1;
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dl->dpcm_playback = 1;
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*dai_link = dl;
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return 0;
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}
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static int avs_create_dapm_routes(struct device *dev, int ssp_port,
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struct snd_soc_dapm_route **routes, int *num_routes)
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{
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struct snd_soc_dapm_route *dr;
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const int num_base = ARRAY_SIZE(card_base_routes);
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const int num_dr = num_base + 2;
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int idx;
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dr = devm_kcalloc(dev, num_dr, sizeof(*dr), GFP_KERNEL);
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if (!dr)
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return -ENOMEM;
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memcpy(dr, card_base_routes, num_base * sizeof(*dr));
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idx = num_base;
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dr[idx].sink = devm_kasprintf(dev, GFP_KERNEL, "Playback");
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dr[idx].source = devm_kasprintf(dev, GFP_KERNEL, "ssp%d Tx", ssp_port);
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if (!dr[idx].sink || !dr[idx].source)
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return -ENOMEM;
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idx++;
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dr[idx].sink = devm_kasprintf(dev, GFP_KERNEL, "ssp%d Rx", ssp_port);
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dr[idx].source = devm_kasprintf(dev, GFP_KERNEL, "Capture");
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if (!dr[idx].sink || !dr[idx].source)
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return -ENOMEM;
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*routes = dr;
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*num_routes = num_dr;
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return 0;
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}
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static int avs_card_set_jack(struct snd_soc_card *card, struct snd_soc_jack *jack)
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{
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struct snd_soc_component *component;
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for_each_card_components(card, component)
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snd_soc_component_set_jack(component, jack, NULL);
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return 0;
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}
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static int avs_card_remove(struct snd_soc_card *card)
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{
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return avs_card_set_jack(card, NULL);
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}
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static int avs_card_suspend_pre(struct snd_soc_card *card)
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{
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return avs_card_set_jack(card, NULL);
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}
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static int avs_card_resume_post(struct snd_soc_card *card)
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{
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struct snd_soc_jack *jack = snd_soc_card_get_drvdata(card);
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return avs_card_set_jack(card, jack);
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}
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static int avs_da7219_probe(struct platform_device *pdev)
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{
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struct snd_soc_dapm_route *routes;
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struct snd_soc_dai_link *dai_link;
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struct snd_soc_acpi_mach *mach;
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struct snd_soc_card *card;
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struct snd_soc_jack *jack;
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struct device *dev = &pdev->dev;
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const char *pname;
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int num_routes, ssp_port, ret;
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mach = dev_get_platdata(dev);
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pname = mach->mach_params.platform;
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ssp_port = __ffs(mach->mach_params.i2s_link_mask);
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ret = avs_create_dai_link(dev, pname, ssp_port, &dai_link);
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if (ret) {
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dev_err(dev, "Failed to create dai link: %d", ret);
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return ret;
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}
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ret = avs_create_dapm_routes(dev, ssp_port, &routes, &num_routes);
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if (ret) {
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dev_err(dev, "Failed to create dapm routes: %d", ret);
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return ret;
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}
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jack = devm_kzalloc(dev, sizeof(*jack), GFP_KERNEL);
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card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL);
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if (!jack || !card)
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return -ENOMEM;
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card->name = "avs_da7219";
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card->dev = dev;
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card->owner = THIS_MODULE;
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card->remove = avs_card_remove;
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card->suspend_pre = avs_card_suspend_pre;
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card->resume_post = avs_card_resume_post;
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card->dai_link = dai_link;
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card->num_links = 1;
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card->controls = card_controls;
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card->num_controls = ARRAY_SIZE(card_controls);
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card->dapm_widgets = card_widgets;
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card->num_dapm_widgets = ARRAY_SIZE(card_widgets);
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card->dapm_routes = routes;
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card->num_dapm_routes = num_routes;
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card->fully_routed = true;
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snd_soc_card_set_drvdata(card, jack);
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ret = snd_soc_fixup_dai_links_platform_name(card, pname);
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if (ret)
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return ret;
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return devm_snd_soc_register_card(dev, card);
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}
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static struct platform_driver avs_da7219_driver = {
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.probe = avs_da7219_probe,
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.driver = {
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.name = "avs_da7219",
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.pm = &snd_soc_pm_ops,
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},
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};
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module_platform_driver(avs_da7219_driver);
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MODULE_AUTHOR("Cezary Rojewski <cezary.rojewski@intel.com>");
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MODULE_LICENSE("GPL");
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MODULE_ALIAS("platform:avs_da7219");
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