From: Brent Lu brent.lu@intel.com
Implement cs35l41 support code in this common module so it could be shared between multiple SOF machine drivers.
Reviewed-by: Bard Liao yung-chuan.liao@linux.intel.com Signed-off-by: Brent Lu brent.lu@intel.com Signed-off-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com --- sound/soc/intel/boards/Kconfig | 3 + sound/soc/intel/boards/Makefile | 3 + sound/soc/intel/boards/sof_cirrus_common.c | 163 +++++++++++++++++++++ sound/soc/intel/boards/sof_cirrus_common.h | 25 ++++ 4 files changed, 194 insertions(+) create mode 100644 sound/soc/intel/boards/sof_cirrus_common.c create mode 100644 sound/soc/intel/boards/sof_cirrus_common.h
diff --git a/sound/soc/intel/boards/Kconfig b/sound/soc/intel/boards/Kconfig index d96ebc335249..f29f9b731ed9 100644 --- a/sound/soc/intel/boards/Kconfig +++ b/sound/soc/intel/boards/Kconfig @@ -35,6 +35,9 @@ config SND_SOC_INTEL_SOF_MAXIM_COMMON config SND_SOC_INTEL_SOF_REALTEK_COMMON tristate
+config SND_SOC_INTEL_SOF_CIRRUS_COMMON + tristate + if SND_SOC_INTEL_CATPT
config SND_SOC_INTEL_HASWELL_MACH diff --git a/sound/soc/intel/boards/Makefile b/sound/soc/intel/boards/Makefile index b2966020e7ed..d0ef71b7af6e 100644 --- a/sound/soc/intel/boards/Makefile +++ b/sound/soc/intel/boards/Makefile @@ -91,3 +91,6 @@ obj-$(CONFIG_SND_SOC_INTEL_SOF_MAXIM_COMMON) += snd-soc-intel-sof-maxim-common.o
snd-soc-intel-sof-realtek-common-objs += sof_realtek_common.o obj-$(CONFIG_SND_SOC_INTEL_SOF_REALTEK_COMMON) += snd-soc-intel-sof-realtek-common.o + +snd-soc-intel-sof-cirrus-common-objs += sof_cirrus_common.o +obj-$(CONFIG_SND_SOC_INTEL_SOF_CIRRUS_COMMON) += snd-soc-intel-sof-cirrus-common.o diff --git a/sound/soc/intel/boards/sof_cirrus_common.c b/sound/soc/intel/boards/sof_cirrus_common.c new file mode 100644 index 000000000000..e71d74ec1b0b --- /dev/null +++ b/sound/soc/intel/boards/sof_cirrus_common.c @@ -0,0 +1,163 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * This file defines data structures and functions used in Machine + * Driver for Intel platforms with Cirrus Logic Codecs. + * + * Copyright 2022 Intel Corporation. + */ +#include <linux/module.h> +#include <sound/sof.h> +#include "../../codecs/cs35l41.h" +#include "sof_cirrus_common.h" + +/* + * Cirrus Logic CS35L41/CS35L53 + */ +static const struct snd_kcontrol_new cs35l41_kcontrols[] = { + SOC_DAPM_PIN_SWITCH("WL Spk"), + SOC_DAPM_PIN_SWITCH("WR Spk"), + SOC_DAPM_PIN_SWITCH("TL Spk"), + SOC_DAPM_PIN_SWITCH("TR Spk"), +}; + +static const struct snd_soc_dapm_widget cs35l41_dapm_widgets[] = { + SND_SOC_DAPM_SPK("WL Spk", NULL), + SND_SOC_DAPM_SPK("WR Spk", NULL), + SND_SOC_DAPM_SPK("TL Spk", NULL), + SND_SOC_DAPM_SPK("TR Spk", NULL), +}; + +static const struct snd_soc_dapm_route cs35l41_dapm_routes[] = { + /* speaker */ + {"WL Spk", NULL, "WL SPK"}, + {"WR Spk", NULL, "WR SPK"}, + {"TL Spk", NULL, "TL SPK"}, + {"TR Spk", NULL, "TR SPK"}, +}; + +static struct snd_soc_dai_link_component cs35l41_components[] = { + { + .name = CS35L41_DEV0_NAME, + .dai_name = CS35L41_CODEC_DAI, + }, + { + .name = CS35L41_DEV1_NAME, + .dai_name = CS35L41_CODEC_DAI, + }, + { + .name = CS35L41_DEV2_NAME, + .dai_name = CS35L41_CODEC_DAI, + }, + { + .name = CS35L41_DEV3_NAME, + .dai_name = CS35L41_CODEC_DAI, + }, +}; + +static struct snd_soc_codec_conf cs35l41_codec_conf[] = { + { + .dlc = COMP_CODEC_CONF(CS35L41_DEV0_NAME), + .name_prefix = "WL", + }, + { + .dlc = COMP_CODEC_CONF(CS35L41_DEV1_NAME), + .name_prefix = "WR", + }, + { + .dlc = COMP_CODEC_CONF(CS35L41_DEV2_NAME), + .name_prefix = "TL", + }, + { + .dlc = COMP_CODEC_CONF(CS35L41_DEV3_NAME), + .name_prefix = "TR", + }, +}; + +static int cs35l41_init(struct snd_soc_pcm_runtime *rtd) +{ + struct snd_soc_card *card = rtd->card; + int ret; + + ret = snd_soc_dapm_new_controls(&card->dapm, cs35l41_dapm_widgets, + ARRAY_SIZE(cs35l41_dapm_widgets)); + if (ret) { + dev_err(rtd->dev, "fail to add dapm controls, ret %d\n", ret); + return ret; + } + + ret = snd_soc_add_card_controls(card, cs35l41_kcontrols, + ARRAY_SIZE(cs35l41_kcontrols)); + if (ret) { + dev_err(rtd->dev, "fail to add card controls, ret %d\n", ret); + return ret; + } + + ret = snd_soc_dapm_add_routes(&card->dapm, cs35l41_dapm_routes, + ARRAY_SIZE(cs35l41_dapm_routes)); + + if (ret) + dev_err(rtd->dev, "fail to add dapm routes, ret %d\n", ret); + + return ret; +} + +static int cs35l41_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params) +{ + struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); + struct snd_soc_dai *codec_dai; + int clk_freq, i, ret; + + clk_freq = sof_dai_get_bclk(rtd); /* BCLK freq */ + + if (clk_freq <= 0) { + dev_err(rtd->dev, "fail to get bclk freq, ret %d\n", clk_freq); + return -EINVAL; + } + + for_each_rtd_codec_dais(rtd, i, codec_dai) { + /* call dai driver's set_sysclk() callback */ + ret = snd_soc_dai_set_sysclk(codec_dai, CS35L41_CLKID_SCLK, + clk_freq, SND_SOC_CLOCK_IN); + if (ret < 0) { + dev_err(codec_dai->dev, "fail to set sysclk, ret %d\n", + ret); + return ret; + } + + /* call component driver's set_sysclk() callback */ + ret = snd_soc_component_set_sysclk(codec_dai->component, + CS35L41_CLKID_SCLK, 0, + clk_freq, SND_SOC_CLOCK_IN); + if (ret < 0) { + dev_err(codec_dai->dev, "fail to set component sysclk, ret %d\n", + ret); + return ret; + } + } + + return 0; +} + +static const struct snd_soc_ops cs35l41_ops = { + .hw_params = cs35l41_hw_params, +}; + +void cs35l41_set_dai_link(struct snd_soc_dai_link *link) +{ + link->codecs = cs35l41_components; + link->num_codecs = ARRAY_SIZE(cs35l41_components); + link->init = cs35l41_init; + link->ops = &cs35l41_ops; +} +EXPORT_SYMBOL_NS(cs35l41_set_dai_link, SND_SOC_INTEL_SOF_CIRRUS_COMMON); + +void cs35l41_set_codec_conf(struct snd_soc_card *card) +{ + card->codec_conf = cs35l41_codec_conf; + card->num_configs = ARRAY_SIZE(cs35l41_codec_conf); +} +EXPORT_SYMBOL_NS(cs35l41_set_codec_conf, SND_SOC_INTEL_SOF_CIRRUS_COMMON); + +MODULE_DESCRIPTION("ASoC Intel SOF Cirrus Logic helpers"); +MODULE_LICENSE("GPL"); diff --git a/sound/soc/intel/boards/sof_cirrus_common.h b/sound/soc/intel/boards/sof_cirrus_common.h new file mode 100644 index 000000000000..ca438c12c386 --- /dev/null +++ b/sound/soc/intel/boards/sof_cirrus_common.h @@ -0,0 +1,25 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * This file defines data structures used in Machine Driver for Intel + * platforms with Cirrus Logic Codecs. + * + * Copyright 2022 Intel Corporation. + */ +#ifndef __SOF_CIRRUS_COMMON_H +#define __SOF_CIRRUS_COMMON_H + +#include <sound/soc.h> + +/* + * Cirrus Logic CS35L41/CS35L53 + */ +#define CS35L41_CODEC_DAI "cs35l41-pcm" +#define CS35L41_DEV0_NAME "i2c-CSC3541:00" +#define CS35L41_DEV1_NAME "i2c-CSC3541:01" +#define CS35L41_DEV2_NAME "i2c-CSC3541:02" +#define CS35L41_DEV3_NAME "i2c-CSC3541:03" + +void cs35l41_set_dai_link(struct snd_soc_dai_link *link); +void cs35l41_set_codec_conf(struct snd_soc_card *card); + +#endif /* __SOF_CIRRUS_COMMON_H */