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ASoC: Intel: boards: support Elkhart Lake with rt5660
This patch adds the support of Intel Elkhart Lake with Realtek rt5660 codec. Signed-off-by: Libin Yang <[email protected]> Signed-off-by: Muhammad Nazif Bin Mohd Borhan <[email protected]> Signed-off-by: Pierre-Louis Bossart <[email protected]> Reviewed-by: Kai Vehmanen <[email protected]> Reviewed-by: Guennadi Liakhovetski <[email protected]> Reviewed-by: Bard Liao <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Mark Brown <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,323 @@ | ||
| // SPDX-License-Identifier: GPL-2.0 | ||
| // Copyright (c) 2020 Intel Corporation | ||
|
|
||
| /* | ||
| * ehl_rt5660 - ASOC Machine driver for Elkhart Lake platforms | ||
| * with rt5660 codec | ||
| */ | ||
|
|
||
| #include <linux/acpi.h> | ||
| #include <sound/core.h> | ||
| #include <linux/device.h> | ||
| #include <linux/errno.h> | ||
| #include <linux/gfp.h> | ||
| #include <sound/jack.h> | ||
| #include <linux/kernel.h> | ||
| #include <linux/list.h> | ||
| #include <linux/module.h> | ||
| #include <sound/pcm.h> | ||
| #include <sound/pcm_params.h> | ||
| #include <sound/soc.h> | ||
| #include <sound/soc-acpi.h> | ||
|
|
||
| #include "hda_dsp_common.h" | ||
| #include "../../codecs/rt5660.h" | ||
|
|
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| #define DUAL_CHANNEL 2 | ||
| #define HDMI_LINK_START 3 | ||
| #define HDMI_LINE_END 6 | ||
| #define NAME_SIZE 32 | ||
| #define IDISP_CODEC_MASK 0x4 | ||
|
|
||
| struct sof_card_private { | ||
| struct list_head hdmi_pcm_list; | ||
| bool idisp_codec; | ||
| }; | ||
|
|
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| static const struct snd_kcontrol_new rt5660_controls[] = { | ||
| SOC_DAPM_PIN_SWITCH("Speaker"), | ||
| /* There are two MICBIAS in rt5660, each for one MIC */ | ||
| SOC_DAPM_PIN_SWITCH("Headset Mic"), | ||
| SOC_DAPM_PIN_SWITCH("Headset Mic2"), | ||
| SOC_DAPM_PIN_SWITCH("Line Out"), | ||
| }; | ||
|
|
||
| static const struct snd_soc_dapm_widget rt5660_widgets[] = { | ||
| SND_SOC_DAPM_SPK("Speaker", NULL), | ||
| SND_SOC_DAPM_MIC("Headset Mic", NULL), | ||
| SND_SOC_DAPM_MIC("Headset Mic2", NULL), | ||
| SND_SOC_DAPM_MIC("SoC DMIC", NULL), | ||
| SND_SOC_DAPM_LINE("Line Out", NULL), | ||
| }; | ||
|
|
||
| static const struct snd_soc_dapm_route rt5660_map[] = { | ||
| {"Speaker", NULL, "SPO"}, | ||
|
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| {"Headset Mic", NULL, "MICBIAS1"}, | ||
| {"Headset Mic2", NULL, "MICBIAS2"}, | ||
|
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| {"IN1P", NULL, "Headset Mic"}, | ||
| {"IN2P", NULL, "Headset Mic2"}, | ||
|
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| {"Line Out", NULL, "LOUTL"}, | ||
| {"Line Out", NULL, "LOUTR"}, | ||
|
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| {"DMic", NULL, "SoC DMIC"}, | ||
| }; | ||
|
|
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| struct sof_hdmi_pcm { | ||
| struct list_head head; | ||
| struct snd_soc_dai *codec_dai; | ||
| int device; | ||
| }; | ||
|
|
||
| static int hdmi_init(struct snd_soc_pcm_runtime *rtd) | ||
| { | ||
| struct sof_card_private *ctx = snd_soc_card_get_drvdata(rtd->card); | ||
| struct snd_soc_dai *dai = asoc_rtd_to_codec(rtd, 0); | ||
| struct sof_hdmi_pcm *pcm; | ||
|
|
||
| pcm = devm_kzalloc(rtd->card->dev, sizeof(*pcm), GFP_KERNEL); | ||
| if (!pcm) | ||
| return -ENOMEM; | ||
|
|
||
| /* dai_link id is 1:1 mapped to the PCM device */ | ||
| pcm->device = rtd->dai_link->id; | ||
| pcm->codec_dai = dai; | ||
|
|
||
| list_add_tail(&pcm->head, &ctx->hdmi_pcm_list); | ||
|
|
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| return 0; | ||
| } | ||
|
|
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| static int card_late_probe(struct snd_soc_card *card) | ||
| { | ||
| struct sof_card_private *ctx = snd_soc_card_get_drvdata(card); | ||
| struct sof_hdmi_pcm *pcm; | ||
|
|
||
| if (list_empty(&ctx->hdmi_pcm_list)) | ||
| return -ENOENT; | ||
|
|
||
| if (!ctx->idisp_codec) | ||
| return 0; | ||
|
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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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| static int rt5660_hw_params(struct snd_pcm_substream *substream, | ||
| struct snd_pcm_hw_params *params) | ||
| { | ||
| struct snd_soc_pcm_runtime *rtd = substream->private_data; | ||
| struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0); | ||
| int ret; | ||
|
|
||
| ret = snd_soc_dai_set_sysclk(codec_dai, | ||
| RT5660_SCLK_S_PLL1, | ||
| params_rate(params) * 512, | ||
| SND_SOC_CLOCK_IN); | ||
| if (ret < 0) { | ||
| dev_err(rtd->dev, "snd_soc_dai_set_sysclk err = %d\n", ret); | ||
| return ret; | ||
| } | ||
|
|
||
| ret = snd_soc_dai_set_pll(codec_dai, 0, | ||
| RT5660_PLL1_S_BCLK, | ||
| params_rate(params) * 50, | ||
| params_rate(params) * 512); | ||
| if (ret < 0) | ||
| dev_err(codec_dai->dev, "can't set codec pll: %d\n", ret); | ||
|
|
||
| return ret; | ||
| } | ||
|
|
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| static struct snd_soc_ops rt5660_ops = { | ||
| .hw_params = rt5660_hw_params, | ||
| }; | ||
|
|
||
| SND_SOC_DAILINK_DEF(ssp0_pin, | ||
| DAILINK_COMP_ARRAY(COMP_CPU("SSP0 Pin"))); | ||
|
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||
| SND_SOC_DAILINK_DEF(rt5660_codec, | ||
| DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5660:00", "rt5660-aif1"))); | ||
|
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| SND_SOC_DAILINK_DEF(platform, | ||
| DAILINK_COMP_ARRAY(COMP_PLATFORM("0000:00:1f.3"))); | ||
|
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| SND_SOC_DAILINK_DEF(dmic_pin, | ||
| DAILINK_COMP_ARRAY(COMP_CPU("DMIC01 Pin"))); | ||
| SND_SOC_DAILINK_DEF(dmic_codec, | ||
| DAILINK_COMP_ARRAY(COMP_CODEC("dmic-codec", "dmic-hifi"))); | ||
| SND_SOC_DAILINK_DEF(dmic16k, | ||
| DAILINK_COMP_ARRAY(COMP_CPU("DMIC16k Pin"))); | ||
|
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| SND_SOC_DAILINK_DEF(idisp1_pin, | ||
| DAILINK_COMP_ARRAY(COMP_CPU("iDisp1 Pin"))); | ||
| SND_SOC_DAILINK_DEF(idisp1_codec, | ||
| DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi1"))); | ||
|
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||
| SND_SOC_DAILINK_DEF(idisp2_pin, | ||
| DAILINK_COMP_ARRAY(COMP_CPU("iDisp2 Pin"))); | ||
| SND_SOC_DAILINK_DEF(idisp2_codec, | ||
| DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi2"))); | ||
|
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||
| SND_SOC_DAILINK_DEF(idisp3_pin, | ||
| DAILINK_COMP_ARRAY(COMP_CPU("iDisp3 Pin"))); | ||
| SND_SOC_DAILINK_DEF(idisp3_codec, | ||
| DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi3"))); | ||
|
|
||
| SND_SOC_DAILINK_DEF(idisp4_pin, | ||
| DAILINK_COMP_ARRAY(COMP_CPU("iDisp4 Pin"))); | ||
| SND_SOC_DAILINK_DEF(idisp4_codec, | ||
| DAILINK_COMP_ARRAY(COMP_CODEC("ehdaudio0D2", "intel-hdmi-hifi4"))); | ||
|
|
||
| static struct snd_soc_dai_link ehl_rt5660_dailink[] = { | ||
| /* back ends */ | ||
| { | ||
| .name = "SSP0-Codec", | ||
| .id = 0, | ||
| .no_pcm = 1, | ||
| .dpcm_playback = 1, | ||
| .dpcm_capture = 1, | ||
| .ops = &rt5660_ops, | ||
| .nonatomic = true, | ||
| SND_SOC_DAILINK_REG(ssp0_pin, rt5660_codec, platform), | ||
| }, | ||
| { | ||
| .name = "dmic48k", | ||
| .id = 1, | ||
| .ignore_suspend = 1, | ||
| .dpcm_capture = 1, | ||
| .no_pcm = 1, | ||
| SND_SOC_DAILINK_REG(dmic_pin, dmic_codec, platform), | ||
| }, | ||
| { | ||
| .name = "dmic16k", | ||
| .id = 2, | ||
| .ignore_suspend = 1, | ||
| .dpcm_capture = 1, | ||
| .no_pcm = 1, | ||
| SND_SOC_DAILINK_REG(dmic16k, dmic_codec, platform), | ||
| }, | ||
| { | ||
| .name = "iDisp1", | ||
| .id = 5, | ||
| .init = hdmi_init, | ||
| .dpcm_playback = 1, | ||
| .no_pcm = 1, | ||
| SND_SOC_DAILINK_REG(idisp1_pin, idisp1_codec, platform), | ||
| }, | ||
| { | ||
| .name = "iDisp2", | ||
| .id = 6, | ||
| .init = hdmi_init, | ||
| .dpcm_playback = 1, | ||
| .no_pcm = 1, | ||
| SND_SOC_DAILINK_REG(idisp2_pin, idisp2_codec, platform), | ||
| }, | ||
| { | ||
| .name = "iDisp3", | ||
| .id = 7, | ||
| .init = hdmi_init, | ||
| .dpcm_playback = 1, | ||
| .no_pcm = 1, | ||
| SND_SOC_DAILINK_REG(idisp3_pin, idisp3_codec, platform), | ||
| }, | ||
| { | ||
| .name = "iDisp4", | ||
| .id = 8, | ||
| .init = hdmi_init, | ||
| .dpcm_playback = 1, | ||
| .no_pcm = 1, | ||
| SND_SOC_DAILINK_REG(idisp4_pin, idisp4_codec, platform), | ||
| }, | ||
| }; | ||
|
|
||
| /* SoC card */ | ||
| static struct snd_soc_card snd_soc_card_ehl_rt5660 = { | ||
| .name = "ehl-rt5660", | ||
| .owner = THIS_MODULE, | ||
| .dai_link = ehl_rt5660_dailink, | ||
| .num_links = ARRAY_SIZE(ehl_rt5660_dailink), | ||
| .dapm_widgets = rt5660_widgets, | ||
| .num_dapm_widgets = ARRAY_SIZE(rt5660_widgets), | ||
| .dapm_routes = rt5660_map, | ||
| .num_dapm_routes = ARRAY_SIZE(rt5660_map), | ||
| .controls = rt5660_controls, | ||
| .num_controls = ARRAY_SIZE(rt5660_controls), | ||
| .fully_routed = true, | ||
| .late_probe = card_late_probe, | ||
| }; | ||
|
|
||
| /* If hdmi codec is not supported, switch to use dummy codec */ | ||
| static void hdmi_link_init(struct snd_soc_card *card, | ||
| struct sof_card_private *ctx, | ||
| struct snd_soc_acpi_mach *mach) | ||
| { | ||
| struct snd_soc_dai_link *link; | ||
| int i; | ||
|
|
||
| if (mach->mach_params.common_hdmi_codec_drv && | ||
| (mach->mach_params.codec_mask & IDISP_CODEC_MASK)) { | ||
| ctx->idisp_codec = true; | ||
| return; | ||
| } | ||
|
|
||
| /* | ||
| * if HDMI is not enabled in kernel config, or | ||
| * hdmi codec is not supported | ||
| */ | ||
| for (i = HDMI_LINK_START; i <= HDMI_LINE_END; i++) { | ||
| link = &card->dai_link[i]; | ||
| link->codecs[0].name = "snd-soc-dummy"; | ||
| link->codecs[0].dai_name = "snd-soc-dummy-dai"; | ||
| } | ||
| } | ||
|
|
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| static int snd_ehl_rt5660_probe(struct platform_device *pdev) | ||
| { | ||
| struct snd_soc_acpi_mach *mach; | ||
| struct snd_soc_card *card = &snd_soc_card_ehl_rt5660; | ||
| struct sof_card_private *ctx; | ||
| int ret; | ||
|
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| card->dev = &pdev->dev; | ||
|
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| ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL); | ||
| if (!ctx) | ||
| return -ENOMEM; | ||
| INIT_LIST_HEAD(&ctx->hdmi_pcm_list); | ||
| snd_soc_card_set_drvdata(card, ctx); | ||
|
|
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| mach = pdev->dev.platform_data; | ||
| ret = snd_soc_fixup_dai_links_platform_name(card, | ||
| mach->mach_params.platform); | ||
| if (ret) | ||
| return ret; | ||
|
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| hdmi_link_init(card, ctx, mach); | ||
|
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| return devm_snd_soc_register_card(&pdev->dev, card); | ||
| } | ||
|
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| static const struct platform_device_id ehl_board_ids[] = { | ||
| { .name = "ehl_rt5660" }, | ||
| { } | ||
| }; | ||
|
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| static struct platform_driver snd_ehl_rt5660_driver = { | ||
| .driver = { | ||
| .name = "ehl_rt5660", | ||
| .pm = &snd_soc_pm_ops, | ||
| }, | ||
| .probe = snd_ehl_rt5660_probe, | ||
| .id_table = ehl_board_ids, | ||
| }; | ||
|
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| module_platform_driver(snd_ehl_rt5660_driver); | ||
|
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| MODULE_DESCRIPTION("ASoC Intel(R) Elkhartlake + rt5660 Machine driver"); | ||
| MODULE_AUTHOR("[email protected]"); | ||
| MODULE_LICENSE("GPL v2"); | ||
| MODULE_ALIAS("platform:ehl_rt5660"); |
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