ASoC: Intel: sof_pcm512x: add support for SOF platforms with pcm512x
Add support for multiple platforms, e.g. Apollolake based, using the pcm512x audio codec. The SOF developers and CI rely on the Up^2 and Hifiberry DAC+ boards based on this codec for tests. Signed-off-by: Kai Vehmanen <kai.vehmanen@linux.intel.com> Signed-off-by: Pan Xiuli <xiuli.pan@linux.intel.com> Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Signed-off-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20200129223603.2569-2-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Pierre-Louis Bossart
Mark Brown
parent
99b4f439a1
commit
f40ed2e8db
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@ -457,6 +457,20 @@ config SND_SOC_INTEL_SOF_RT5682_MACH
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with rt5682 codec.
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Say Y if you have such a device.
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If unsure select "N".
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config SND_SOC_INTEL_SOF_PCM512x_MACH
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tristate "SOF with TI PCM512x codec"
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depends on I2C && ACPI
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depends on (SND_SOC_SOF_HDA_AUDIO_CODEC && (MFD_INTEL_LPSS || COMPILE_TEST)) ||\
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(SND_SOC_SOF_BAYTRAIL && (X86_INTEL_LPSS || COMPILE_TEST))
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select SND_SOC_PCM512x_I2C
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select SND_HDA_CODEC_HDMI if SND_SOC_SOF_HDA_AUDIO_CODEC
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help
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This adds support for ASoC machine driver for SOF platforms
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with TI PCM512x I2S audio codec.
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Say Y or m if you have such a device.
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If unsure select "N".
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endif ## SND_SOC_SOF_HDA_LINK || SND_SOC_SOF_BAYTRAIL
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if (SND_SOC_SOF_COMETLAKE_LP && SND_SOC_SOF_HDA_LINK)
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@ -7,6 +7,7 @@ snd-soc-sst-bdw-rt5677-mach-objs := bdw-rt5677.o
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snd-soc-sst-broadwell-objs := broadwell.o
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snd-soc-sst-bxt-da7219_max98357a-objs := bxt_da7219_max98357a.o hda_dsp_common.o
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snd-soc-sst-bxt-rt298-objs := bxt_rt298.o hda_dsp_common.o
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snd-soc-sst-sof-pcm512x-objs := sof_pcm512x.o hda_dsp_common.o
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snd-soc-sst-glk-rt5682_max98357a-objs := glk_rt5682_max98357a.o hda_dsp_common.o
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snd-soc-sst-bytcr-rt5640-objs := bytcr_rt5640.o
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snd-soc-sst-bytcr-rt5651-objs := bytcr_rt5651.o
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@ -37,6 +38,7 @@ obj-$(CONFIG_SND_SOC_INTEL_BYT_RT5640_MACH) += snd-soc-sst-byt-rt5640-mach.o
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obj-$(CONFIG_SND_SOC_INTEL_BYT_MAX98090_MACH) += snd-soc-sst-byt-max98090-mach.o
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obj-$(CONFIG_SND_SOC_INTEL_BXT_DA7219_MAX98357A_COMMON) += snd-soc-sst-bxt-da7219_max98357a.o
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obj-$(CONFIG_SND_SOC_INTEL_BXT_RT298_MACH) += snd-soc-sst-bxt-rt298.o
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obj-$(CONFIG_SND_SOC_INTEL_SOF_PCM512x_MACH) += snd-soc-sst-sof-pcm512x.o
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obj-$(CONFIG_SND_SOC_INTEL_GLK_RT5682_MAX98357A_MACH) += snd-soc-sst-glk-rt5682_max98357a.o
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obj-$(CONFIG_SND_SOC_INTEL_BROADWELL_MACH) += snd-soc-sst-broadwell.o
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obj-$(CONFIG_SND_SOC_INTEL_BDW_RT5650_MACH) += snd-soc-sst-bdw-rt5650-mach.o
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@ -0,0 +1,428 @@
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// SPDX-License-Identifier: GPL-2.0
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// Copyright(c) 2018-2020 Intel Corporation.
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/*
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* Intel SOF Machine Driver for Intel platforms with TI PCM512x codec,
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* e.g. Up or Up2 with Hifiberry DAC+ HAT
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*/
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#include <linux/clk.h>
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#include <linux/dmi.h>
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#include <linux/i2c.h>
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#include <linux/input.h>
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#include <linux/module.h>
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#include <linux/platform_device.h>
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#include <linux/types.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 <sound/soc-acpi.h>
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#include "../../codecs/pcm512x.h"
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#include "../common/soc-intel-quirks.h"
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#include "hda_dsp_common.h"
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#define NAME_SIZE 32
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#define SOF_PCM512X_SSP_CODEC(quirk) ((quirk) & GENMASK(3, 0))
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#define SOF_PCM512X_SSP_CODEC_MASK (GENMASK(3, 0))
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/* Default: SSP5 */
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static unsigned long sof_pcm512x_quirk = SOF_PCM512X_SSP_CODEC(5);
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static bool is_legacy_cpu;
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struct sof_hdmi_pcm {
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struct list_head head;
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struct snd_soc_dai *codec_dai;
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int device;
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};
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struct sof_card_private {
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struct list_head hdmi_pcm_list;
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};
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static int sof_pcm512x_quirk_cb(const struct dmi_system_id *id)
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{
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sof_pcm512x_quirk = (unsigned long)id->driver_data;
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return 1;
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}
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static const struct dmi_system_id sof_pcm512x_quirk_table[] = {
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{
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.callback = sof_pcm512x_quirk_cb,
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "AAEON"),
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DMI_MATCH(DMI_PRODUCT_NAME, "UP-CHT01"),
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},
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.driver_data = (void *)(SOF_PCM512X_SSP_CODEC(2)),
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},
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{}
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};
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static int sof_hdmi_init(struct snd_soc_pcm_runtime *rtd)
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{
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struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card);
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struct snd_soc_dai *dai = rtd->codec_dai;
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struct sof_hdmi_pcm *pcm;
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pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL);
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if (!pcm)
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return -ENOMEM;
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/* dai_link id is 1:1 mapped to the PCM device */
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pcm->device = rtd->dai_link->id;
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pcm->codec_dai = dai;
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list_add_tail(&pcm->head, &ctx->hdmi_pcm_list);
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return 0;
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}
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static int sof_pcm512x_codec_init(struct snd_soc_pcm_runtime *rtd)
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{
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struct snd_soc_component *codec = rtd->codec_dai->component;
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snd_soc_component_update_bits(codec, PCM512x_GPIO_EN, 0x08, 0x08);
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snd_soc_component_update_bits(codec, PCM512x_GPIO_OUTPUT_4, 0x0f, 0x02);
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snd_soc_component_update_bits(codec, PCM512x_GPIO_CONTROL_1,
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0x08, 0x08);
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return 0;
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}
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static int aif1_startup(struct snd_pcm_substream *substream)
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{
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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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struct snd_soc_component *codec = rtd->codec_dai->component;
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snd_soc_component_update_bits(codec, PCM512x_GPIO_CONTROL_1,
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0x08, 0x08);
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return 0;
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}
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static void aif1_shutdown(struct snd_pcm_substream *substream)
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{
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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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struct snd_soc_component *codec = rtd->codec_dai->component;
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snd_soc_component_update_bits(codec, PCM512x_GPIO_CONTROL_1,
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0x08, 0x00);
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}
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static const struct snd_soc_ops sof_pcm512x_ops = {
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.startup = aif1_startup,
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.shutdown = aif1_shutdown,
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};
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static struct snd_soc_dai_link_component platform_component[] = {
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{
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/* name might be overridden during probe */
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.name = "0000:00:1f.3"
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}
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};
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#if IS_ENABLED(CONFIG_SND_HDA_CODEC_HDMI)
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static int sof_card_late_probe(struct snd_soc_card *card)
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{
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struct sof_card_private *ctx = snd_soc_card_get_drvdata(card);
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struct sof_hdmi_pcm *pcm;
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/* HDMI is not supported by SOF on Baytrail/CherryTrail */
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if (is_legacy_cpu)
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return 0;
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if (list_empty(&ctx->hdmi_pcm_list))
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return -EINVAL;
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pcm = list_first_entry(&ctx->hdmi_pcm_list, struct sof_hdmi_pcm, head);
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return hda_dsp_hdmi_build_controls(card, pcm->codec_dai->component);
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}
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#else
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static int sof_card_late_probe(struct snd_soc_card *card)
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{
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return 0;
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}
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#endif
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static const struct snd_kcontrol_new sof_controls[] = {
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SOC_DAPM_PIN_SWITCH("Ext Spk"),
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};
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static const struct snd_soc_dapm_widget sof_widgets[] = {
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SND_SOC_DAPM_SPK("Ext Spk", NULL),
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};
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static const struct snd_soc_dapm_widget dmic_widgets[] = {
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SND_SOC_DAPM_MIC("SoC DMIC", NULL),
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};
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static const struct snd_soc_dapm_route sof_map[] = {
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/* Speaker */
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{"Ext Spk", NULL, "OUTR"},
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{"Ext Spk", NULL, "OUTL"},
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};
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static const struct snd_soc_dapm_route dmic_map[] = {
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/* digital mics */
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{"DMic", NULL, "SoC DMIC"},
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};
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static int dmic_init(struct snd_soc_pcm_runtime *rtd)
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{
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struct snd_soc_card *card = rtd->card;
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int ret;
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ret = snd_soc_dapm_new_controls(&card->dapm, dmic_widgets,
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ARRAY_SIZE(dmic_widgets));
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if (ret) {
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dev_err(card->dev, "DMic widget addition failed: %d\n", ret);
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/* Don't need to add routes if widget addition failed */
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return ret;
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}
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ret = snd_soc_dapm_add_routes(&card->dapm, dmic_map,
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ARRAY_SIZE(dmic_map));
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if (ret)
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dev_err(card->dev, "DMic map addition failed: %d\n", ret);
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return ret;
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}
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/* sof audio machine driver for pcm512x codec */
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static struct snd_soc_card sof_audio_card_pcm512x = {
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.name = "pcm512x",
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.owner = THIS_MODULE,
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.controls = sof_controls,
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.num_controls = ARRAY_SIZE(sof_controls),
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.dapm_widgets = sof_widgets,
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.num_dapm_widgets = ARRAY_SIZE(sof_widgets),
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.dapm_routes = sof_map,
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.num_dapm_routes = ARRAY_SIZE(sof_map),
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.fully_routed = true,
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.late_probe = sof_card_late_probe,
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};
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SND_SOC_DAILINK_DEF(pcm512x_component,
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DAILINK_COMP_ARRAY(COMP_CODEC("i2c-104C5122:00", "pcm512x-hifi")));
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SND_SOC_DAILINK_DEF(dmic_component,
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DAILINK_COMP_ARRAY(COMP_CODEC("dmic-codec", "dmic-hifi")));
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static struct snd_soc_dai_link *sof_card_dai_links_create(struct device *dev,
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int ssp_codec,
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int dmic_be_num,
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int hdmi_num)
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{
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struct snd_soc_dai_link_component *idisp_components;
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struct snd_soc_dai_link_component *cpus;
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struct snd_soc_dai_link *links;
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int i, id = 0;
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links = devm_kcalloc(dev, sof_audio_card_pcm512x.num_links,
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sizeof(struct snd_soc_dai_link), GFP_KERNEL);
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cpus = devm_kcalloc(dev, sof_audio_card_pcm512x.num_links,
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sizeof(struct snd_soc_dai_link_component), GFP_KERNEL);
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if (!links || !cpus)
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goto devm_err;
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/* codec SSP */
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links[id].name = devm_kasprintf(dev, GFP_KERNEL,
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"SSP%d-Codec", ssp_codec);
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if (!links[id].name)
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goto devm_err;
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links[id].id = id;
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links[id].codecs = pcm512x_component;
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links[id].num_codecs = ARRAY_SIZE(pcm512x_component);
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links[id].platforms = platform_component;
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links[id].num_platforms = ARRAY_SIZE(platform_component);
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links[id].init = sof_pcm512x_codec_init;
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links[id].ops = &sof_pcm512x_ops;
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links[id].nonatomic = true;
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links[id].dpcm_playback = 1;
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/*
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* capture only supported with specific versions of the Hifiberry DAC+
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* links[id].dpcm_capture = 1;
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*/
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links[id].no_pcm = 1;
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links[id].cpus = &cpus[id];
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links[id].num_cpus = 1;
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if (is_legacy_cpu) {
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links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
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"ssp%d-port",
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ssp_codec);
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if (!links[id].cpus->dai_name)
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goto devm_err;
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} else {
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links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
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"SSP%d Pin",
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ssp_codec);
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if (!links[id].cpus->dai_name)
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goto devm_err;
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}
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id++;
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/* dmic */
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if (dmic_be_num > 0) {
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/* at least we have dmic01 */
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links[id].name = "dmic01";
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links[id].cpus = &cpus[id];
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links[id].cpus->dai_name = "DMIC01 Pin";
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links[id].init = dmic_init;
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if (dmic_be_num > 1) {
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/* set up 2 BE links at most */
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links[id + 1].name = "dmic16k";
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links[id + 1].cpus = &cpus[id + 1];
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links[id + 1].cpus->dai_name = "DMIC16k Pin";
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dmic_be_num = 2;
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}
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}
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for (i = 0; i < dmic_be_num; i++) {
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links[id].id = id;
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links[id].num_cpus = 1;
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links[id].codecs = dmic_component;
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links[id].num_codecs = ARRAY_SIZE(dmic_component);
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links[id].platforms = platform_component;
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links[id].num_platforms = ARRAY_SIZE(platform_component);
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links[id].ignore_suspend = 1;
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links[id].dpcm_capture = 1;
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links[id].no_pcm = 1;
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id++;
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}
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/* HDMI */
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if (hdmi_num > 0) {
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idisp_components = devm_kcalloc(dev, hdmi_num,
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sizeof(struct snd_soc_dai_link_component),
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GFP_KERNEL);
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if (!idisp_components)
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goto devm_err;
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}
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for (i = 1; i <= hdmi_num; i++) {
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links[id].name = devm_kasprintf(dev, GFP_KERNEL,
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"iDisp%d", i);
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if (!links[id].name)
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goto devm_err;
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links[id].id = id;
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links[id].cpus = &cpus[id];
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links[id].num_cpus = 1;
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links[id].cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL,
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"iDisp%d Pin", i);
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if (!links[id].cpus->dai_name)
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goto devm_err;
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idisp_components[i - 1].name = "ehdaudio0D2";
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idisp_components[i - 1].dai_name = devm_kasprintf(dev,
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GFP_KERNEL,
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"intel-hdmi-hifi%d",
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i);
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if (!idisp_components[i - 1].dai_name)
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goto devm_err;
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links[id].codecs = &idisp_components[i - 1];
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links[id].num_codecs = 1;
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links[id].platforms = platform_component;
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links[id].num_platforms = ARRAY_SIZE(platform_component);
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links[id].init = sof_hdmi_init;
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links[id].dpcm_playback = 1;
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links[id].no_pcm = 1;
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id++;
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}
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return links;
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devm_err:
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return NULL;
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}
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static int sof_audio_probe(struct platform_device *pdev)
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{
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struct snd_soc_dai_link *dai_links;
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struct snd_soc_acpi_mach *mach;
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struct sof_card_private *ctx;
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int dmic_be_num, hdmi_num;
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int ret, ssp_codec;
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ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
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if (!ctx)
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return -ENOMEM;
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hdmi_num = 0;
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if (soc_intel_is_byt() || soc_intel_is_cht()) {
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is_legacy_cpu = true;
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dmic_be_num = 0;
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/* default quirk for legacy cpu */
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sof_pcm512x_quirk = SOF_PCM512X_SSP_CODEC(2);
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} else {
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dmic_be_num = 2;
|
||||
#if IS_ENABLED(CONFIG_SND_HDA_CODEC_HDMI)
|
||||
hdmi_num = 3;
|
||||
#endif
|
||||
}
|
||||
|
||||
dmi_check_system(sof_pcm512x_quirk_table);
|
||||
|
||||
dev_dbg(&pdev->dev, "sof_pcm512x_quirk = %lx\n", sof_pcm512x_quirk);
|
||||
|
||||
ssp_codec = sof_pcm512x_quirk & SOF_PCM512X_SSP_CODEC_MASK;
|
||||
|
||||
/* compute number of dai links */
|
||||
sof_audio_card_pcm512x.num_links = 1 + dmic_be_num + hdmi_num;
|
||||
|
||||
dai_links = sof_card_dai_links_create(&pdev->dev, ssp_codec,
|
||||
dmic_be_num, hdmi_num);
|
||||
if (!dai_links)
|
||||
return -ENOMEM;
|
||||
|
||||
sof_audio_card_pcm512x.dai_link = dai_links;
|
||||
|
||||
INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
|
||||
|
||||
sof_audio_card_pcm512x.dev = &pdev->dev;
|
||||
mach = (&pdev->dev)->platform_data;
|
||||
|
||||
/* set platform name for each dailink */
|
||||
ret = snd_soc_fixup_dai_links_platform_name(&sof_audio_card_pcm512x,
|
||||
mach->mach_params.platform);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
snd_soc_card_set_drvdata(&sof_audio_card_pcm512x, ctx);
|
||||
|
||||
return devm_snd_soc_register_card(&pdev->dev,
|
||||
&sof_audio_card_pcm512x);
|
||||
}
|
||||
|
||||
static int sof_pcm512x_remove(struct platform_device *pdev)
|
||||
{
|
||||
struct snd_soc_card *card = platform_get_drvdata(pdev);
|
||||
struct snd_soc_component *component = NULL;
|
||||
|
||||
for_each_card_components(card, component) {
|
||||
if (!strcmp(component->name, pcm512x_component[0].name)) {
|
||||
snd_soc_component_set_jack(component, NULL, NULL);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static struct platform_driver sof_audio = {
|
||||
.probe = sof_audio_probe,
|
||||
.remove = sof_pcm512x_remove,
|
||||
.driver = {
|
||||
.name = "sof_pcm512x",
|
||||
.pm = &snd_soc_pm_ops,
|
||||
},
|
||||
};
|
||||
module_platform_driver(sof_audio)
|
||||
|
||||
MODULE_DESCRIPTION("ASoC Intel(R) SOF + PCM512x Machine driver");
|
||||
MODULE_AUTHOR("Pierre-Louis Bossart");
|
||||
MODULE_LICENSE("GPL v2");
|
||||
MODULE_ALIAS("platform:sof_pcm512x");
|
||||
Loading…
Reference in New Issue