// SPDX-License-Identifier: GPL-2.0-only /* * bytcr_wm5102.c - ASoc Machine driver for Intel Baytrail platforms with a * Wolfson Microelectronics WM5102 codec * * Copyright (C) 2020 Hans de Goede <[email protected]> * Loosely based on bytcr_rt5640.c which is: * Copyright (C) 2014-2020 Intel Corp * Author: Subhransu S. Prusty <[email protected]> */ #include <linux/acpi.h> #include <linux/bitfield.h> #include <linux/clk.h> #include <linux/device.h> #include <linux/init.h> #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/platform_data/x86/soc.h> #include <linux/platform_device.h> #include <linux/slab.h> #include <linux/spi/spi.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/wm5102.h" #include "../atom/sst-atom-controls.h" #define WM5102_MAX_SYSCLK_4K … #define WM5102_MAX_SYSCLK_11025 … struct byt_wm5102_private { … }; #define BYT_WM5102_IN_MAP … #define BYT_WM5102_OUT_MAP … #define BYT_WM5102_SSP2 … #define BYT_WM5102_MCLK_19_2MHZ … enum { … }; /* Note these values are pre-shifted for easy use of setting quirks */ enum { … }; static unsigned long quirk; static int quirk_override = …; module_param_named(quirk, quirk_override, int, 0444); MODULE_PARM_DESC(…) …; static void log_quirks(struct device *dev) { … } static int byt_wm5102_spkvdd_power_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { … } static int byt_wm5102_prepare_and_enable_pll1(struct snd_soc_dai *codec_dai, int rate) { … } static int platform_clock_control(struct snd_soc_dapm_widget *w, struct snd_kcontrol *k, int event) { … } static const struct snd_soc_dapm_widget byt_wm5102_widgets[] = …; static const struct snd_soc_dapm_route byt_wm5102_audio_map[] = …; static const struct snd_soc_dapm_route bytcr_wm5102_ssp0_map[] = …; static const struct snd_soc_dapm_route bytcr_wm5102_ssp2_map[] = …; static const struct snd_soc_dapm_route byt_wm5102_spk_spk_map[] = …; static const struct snd_soc_dapm_route byt_wm5102_spk_hpout2_map[] = …; static const struct snd_soc_dapm_route byt_wm5102_intmic_in3l_hsmic_in1l_map[] = …; static const struct snd_soc_dapm_route byt_wm5102_intmic_in1l_hsmic_in2l_map[] = …; static const struct snd_kcontrol_new byt_wm5102_controls[] = …; static struct snd_soc_jack_pin byt_wm5102_pins[] = …; static int byt_wm5102_init(struct snd_soc_pcm_runtime *runtime) { … } static int byt_wm5102_codec_fixup(struct snd_soc_pcm_runtime *rtd, struct snd_pcm_hw_params *params) { … } static int byt_wm5102_aif1_startup(struct snd_pcm_substream *substream) { … } static const struct snd_soc_ops byt_wm5102_aif1_ops = …; SND_SOC_DAILINK_DEF(dummy, DAILINK_COMP_ARRAY(COMP_DUMMY())); SND_SOC_DAILINK_DEF(media, DAILINK_COMP_ARRAY(COMP_CPU("media-cpu-dai"))); SND_SOC_DAILINK_DEF(deepbuffer, DAILINK_COMP_ARRAY(COMP_CPU("deepbuffer-cpu-dai"))); SND_SOC_DAILINK_DEF(ssp0_port, DAILINK_COMP_ARRAY(COMP_CPU("ssp0-port"))); SND_SOC_DAILINK_DEF(ssp0_codec, DAILINK_COMP_ARRAY(COMP_CODEC( /* * Note there is no need to overwrite the codec-name as is done in * other bytcr machine drivers, because the codec is a MFD child-dev. */ "wm5102-codec", "wm5102-aif1"))); SND_SOC_DAILINK_DEF(platform, DAILINK_COMP_ARRAY(COMP_PLATFORM("sst-mfld-platform"))); static struct snd_soc_dai_link byt_wm5102_dais[] = …; /* use space before codec name to simplify card ID, and simplify driver name */ #define SOF_CARD_NAME … #define SOF_DRIVER_NAME … #define CARD_NAME … #define DRIVER_NAME … /* SoC card */ static struct snd_soc_card byt_wm5102_card = …; static char byt_wm5102_components[64]; /* = "cfg-spk:* cfg-int-mic:* cfg-hs-mic:* ..." */ static int snd_byt_wm5102_mc_probe(struct platform_device *pdev) { … } static void snd_byt_wm5102_mc_remove(struct platform_device *pdev) { … } static struct platform_driver snd_byt_wm5102_mc_driver = …; module_platform_driver(…) …; MODULE_DESCRIPTION(…) …; MODULE_AUTHOR(…) …; MODULE_LICENSE(…) …; MODULE_ALIAS(…) …;
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