// SPDX-License-Identifier: GPL-2.0-only /* * Intel Kabylake I2S Machine Driver with MAXIM98927 * RT5514 and RT5663 Codecs * * Copyright (C) 2017, Intel Corporation * * Modified from: * Intel Kabylake I2S Machine driver supporting MAXIM98927 and * RT5663 codecs */ #include <linux/input.h> #include <linux/module.h> #include <linux/platform_device.h> #include <sound/core.h> #include <sound/jack.h> #include <sound/pcm.h> #include <sound/pcm_params.h> #include <sound/soc.h> #include <sound/soc-acpi.h> #include "../../codecs/rt5514.h" #include "../../codecs/rt5663.h" #include "../../codecs/hdac_hdmi.h" #include <linux/clk.h> #include <linux/clk-provider.h> #include <linux/clkdev.h> #define KBL_REALTEK_CODEC_DAI … #define KBL_REALTEK_DMIC_CODEC_DAI … #define KBL_MAXIM_CODEC_DAI … #define MAXIM_DEV0_NAME … #define MAXIM_DEV1_NAME … #define RT5514_DEV_NAME … #define RT5663_DEV_NAME … #define RT5514_AIF1_BCLK_FREQ … #define RT5514_AIF1_SYSCLK_FREQ … #define NAME_SIZE … #define DMIC_CH(p) … static struct snd_soc_card kabylake_audio_card; static const struct snd_pcm_hw_constraint_list *dmic_constraints; struct kbl_hdmi_pcm { … }; struct kbl_codec_private { … }; enum { … }; static const struct snd_kcontrol_new kabylake_controls[] = …; static int platform_clock_control(struct snd_soc_dapm_widget *w, struct snd_kcontrol *k, int event) { … } static const struct snd_soc_dapm_widget kabylake_widgets[] = …; static struct snd_soc_jack_pin jack_pins[] = …; static const struct snd_soc_dapm_route kabylake_map[] = …; static struct snd_soc_codec_conf max98927_codec_conf[] = …; static int kabylake_rt5663_fe_init(struct snd_soc_pcm_runtime *rtd) { … } static int kabylake_rt5663_codec_init(struct snd_soc_pcm_runtime *rtd) { … } static int kabylake_hdmi_init(struct snd_soc_pcm_runtime *rtd, int device) { … } static int kabylake_hdmi1_init(struct snd_soc_pcm_runtime *rtd) { … } static int kabylake_hdmi2_init(struct snd_soc_pcm_runtime *rtd) { … } static const unsigned int rates[] = …; static const struct snd_pcm_hw_constraint_list constraints_rates = …; static const unsigned int channels[] = …; static const struct snd_pcm_hw_constraint_list constraints_channels = …; static int kbl_fe_startup(struct snd_pcm_substream *substream) { … } static const struct snd_soc_ops kabylake_rt5663_fe_ops = …; static int kabylake_ssp_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params) { … } static int kabylake_rt5663_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { … } static const struct snd_soc_ops kabylake_rt5663_ops = …; static int kabylake_ssp0_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { … } static const struct snd_soc_ops kabylake_ssp0_ops = …; static const unsigned int channels_dmic[] = …; static const struct snd_pcm_hw_constraint_list constraints_dmic_channels = …; static const unsigned int dmic_2ch[] = …; static const struct snd_pcm_hw_constraint_list constraints_dmic_2ch = …; static int kabylake_dmic_startup(struct snd_pcm_substream *substream) { … } static const struct snd_soc_ops kabylake_dmic_ops = …; SND_SOC_DAILINK_DEF(dummy, DAILINK_COMP_ARRAY(COMP_DUMMY())); SND_SOC_DAILINK_DEF(system, DAILINK_COMP_ARRAY(COMP_CPU("System Pin"))); SND_SOC_DAILINK_DEF(system2, DAILINK_COMP_ARRAY(COMP_CPU("System Pin2"))); SND_SOC_DAILINK_DEF(echoref, DAILINK_COMP_ARRAY(COMP_CPU("Echoref Pin"))); SND_SOC_DAILINK_DEF(spi_cpu, DAILINK_COMP_ARRAY(COMP_CPU("spi-PRP0001:00"))); SND_SOC_DAILINK_DEF(spi_platform, DAILINK_COMP_ARRAY(COMP_PLATFORM("spi-PRP0001:00"))); SND_SOC_DAILINK_DEF(dmic, DAILINK_COMP_ARRAY(COMP_CPU("DMIC Pin"))); SND_SOC_DAILINK_DEF(hdmi1, DAILINK_COMP_ARRAY(COMP_CPU("HDMI1 Pin"))); SND_SOC_DAILINK_DEF(hdmi2, DAILINK_COMP_ARRAY(COMP_CPU("HDMI2 Pin"))); SND_SOC_DAILINK_DEF(ssp0_pin, DAILINK_COMP_ARRAY(COMP_CPU("SSP0 Pin"))); SND_SOC_DAILINK_DEF(…); SND_SOC_DAILINK_DEF(ssp1_pin, DAILINK_COMP_ARRAY(COMP_CPU("SSP1 Pin"))); SND_SOC_DAILINK_DEF(ssp1_codec, DAILINK_COMP_ARRAY(COMP_CODEC(RT5663_DEV_NAME, KBL_REALTEK_CODEC_DAI))); 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"))); 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"))); SND_SOC_DAILINK_DEF(platform, DAILINK_COMP_ARRAY(COMP_PLATFORM("0000:00:1f.3"))); /* kabylake digital audio interface glue - connects codec <--> CPU */ static struct snd_soc_dai_link kabylake_dais[] = …; static int kabylake_set_bias_level(struct snd_soc_card *card, struct snd_soc_dapm_context *dapm, enum snd_soc_bias_level level) { … } static int kabylake_card_late_probe(struct snd_soc_card *card) { … } /* * kabylake audio machine driver for MAX98927 + RT5514 + RT5663 */ static struct snd_soc_card kabylake_audio_card = …; static int kabylake_audio_probe(struct platform_device *pdev) { … } static const struct platform_device_id kbl_board_ids[] = …; MODULE_DEVICE_TABLE(platform, kbl_board_ids); static struct platform_driver kabylake_audio = …; module_platform_driver(…) … /* Module information */ MODULE_DESCRIPTION(…) …; MODULE_AUTHOR(…) …; MODULE_LICENSE(…) …;
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