---
v1->v2: Uncomment SOF entries in ACPI binding
Move snd_soc_dai_set_bclk_ratio() call into init callback
sound/soc/intel/boards/Kconfig | 11 +
sound/soc/intel/boards/Makefile | 2 +
sound/soc/intel/boards/bytcht_cx2072x.c | 286 ++++++++++++++++++++++
sound/soc/intel/common/soc-acpi-intel-byt-match.c | 8 +
sound/soc/intel/common/soc-acpi-intel-cht-match.c | 8 +
5 files changed, 315 insertions(+)
create mode 100644 sound/soc/intel/boards/bytcht_cx2072x.c
diff --git a/sound/soc/intel/boards/Kconfig b/sound/soc/intel/boards/Kconfig
index 12d6b73e9531..e8494ef96447 100644
--- a/sound/soc/intel/boards/Kconfig
+++ b/sound/soc/intel/boards/Kconfig
@@ -136,6 +136,17 @@ config SND_SOC_INTEL_CHT_BSW_NAU8824_MACH
Say Y or m if you have such a device. This is a recommended option.
If unsure select "N".
+config SND_SOC_INTEL_BYT_CHT_CX2072X_MACH
+ tristate "Baytrail & Cherrytrail with CX2072X codec"
+ depends on X86_INTEL_LPSS && I2C && ACPI
+ select SND_SOC_ACPI
+ select SND_SOC_CX2072X
+ help
+ This adds support for ASoC machine driver for Intel(R) Baytrail &
+ Cherrytrail platforms with Conexant CX2072X audio codec.
+ Say Y or m if you have such a device. This is a recommended option.
+ If unsure select "N".
+
config SND_SOC_INTEL_BYT_CHT_DA7213_MACH
tristate "Baytrail & Cherrytrail with DA7212/7213 codec"
depends on X86_INTEL_LPSS && I2C && ACPI
diff --git a/sound/soc/intel/boards/Makefile b/sound/soc/intel/boards/Makefile
index bf072ea299b7..098ad7998b43 100644
--- a/sound/soc/intel/boards/Makefile
+++ b/sound/soc/intel/boards/Makefile
@@ -13,6 +13,7 @@ snd-soc-sst-cht-bsw-rt5672-objs := cht_bsw_rt5672.o
snd-soc-sst-cht-bsw-rt5645-objs := cht_bsw_rt5645.o
snd-soc-sst-cht-bsw-max98090_ti-objs := cht_bsw_max98090_ti.o
snd-soc-sst-cht-bsw-nau8824-objs := cht_bsw_nau8824.o
+snd-soc-sst-byt-cht-cx2072x-objs := bytcht_cx2072x.o
snd-soc-sst-byt-cht-da7213-objs := bytcht_da7213.o
snd-soc-sst-byt-cht-es8316-objs := bytcht_es8316.o
snd-soc-sst-byt-cht-nocodec-objs := bytcht_nocodec.o
@@ -40,6 +41,7 @@ obj-$(CONFIG_SND_SOC_INTEL_CHT_BSW_RT5672_MACH) += snd-soc-sst-cht-bsw-rt5672.o
obj-$(CONFIG_SND_SOC_INTEL_CHT_BSW_RT5645_MACH) += snd-soc-sst-cht-bsw-rt5645.o
obj-$(CONFIG_SND_SOC_INTEL_CHT_BSW_MAX98090_TI_MACH) += snd-soc-sst-cht-bsw-max98090_ti.o
obj-$(CONFIG_SND_SOC_INTEL_CHT_BSW_NAU8824_MACH) += snd-soc-sst-cht-bsw-nau8824.o
+obj-$(CONFIG_SND_SOC_INTEL_BYT_CHT_CX2072X_MACH) += snd-soc-sst-byt-cht-cx2072x.o
obj-$(CONFIG_SND_SOC_INTEL_BYT_CHT_DA7213_MACH) += snd-soc-sst-byt-cht-da7213.o
obj-$(CONFIG_SND_SOC_INTEL_BYT_CHT_ES8316_MACH) += snd-soc-sst-byt-cht-es8316.o
obj-$(CONFIG_SND_SOC_INTEL_BYT_CHT_NOCODEC_MACH) += snd-soc-sst-byt-cht-nocodec.o
diff --git a/sound/soc/intel/boards/bytcht_cx2072x.c b/sound/soc/intel/boards/bytcht_cx2072x.c
new file mode 100644
index 000000000000..873858058dac
--- /dev/null
+++ b/sound/soc/intel/boards/bytcht_cx2072x.c
@@ -0,0 +1,286 @@
+// SPDX-License-Identifier: GPL-2.0
+//
+// ASoC DPCM Machine driver for Baytrail / CherryTrail platforms with
+// CX2072X codec
+//
+
+#include <linux/acpi.h>
+#include <linux/device.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
+#include <asm/platform_sst_audio.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/jack.h>
+#include <sound/soc.h>
+#include <sound/soc-acpi.h>
+#include "../../codecs/cx2072x.h"
+#include "../atom/sst-atom-controls.h"
+
+static const struct snd_soc_dapm_widget byt_cht_cx2072x_widgets[] = {
+ SND_SOC_DAPM_HP("Headphone", NULL),
+ SND_SOC_DAPM_MIC("Headset Mic", NULL),
+ SND_SOC_DAPM_MIC("Int Mic", NULL),
+ SND_SOC_DAPM_SPK("Ext Spk", NULL),
+};
+
+static const struct snd_soc_dapm_route byt_cht_cx2072x_audio_map[] = {
+ /* External Speakers: HFL, HFR */
+ {"Headphone", NULL, "PORTA"},
+ {"Ext Spk", NULL, "PORTG"},
+ {"PORTC", NULL, "Int Mic"},
+ {"PORTD", NULL, "Headset Mic"},
+
+ {"Playback", NULL, "ssp2 Tx"},
+ {"ssp2 Tx", NULL, "codec_out0"},
+ {"ssp2 Tx", NULL, "codec_out1"},
+ {"codec_in0", NULL, "ssp2 Rx"},
+ {"codec_in1", NULL, "ssp2 Rx"},
+ {"ssp2 Rx", NULL, "Capture"},
+ {"ssp0 Tx", NULL, "modem_out"},
+ {"modem_in", NULL, "ssp0 Rx"},
+};
+
+static const struct snd_kcontrol_new byt_cht_cx2072x_controls[] = {
+ SOC_DAPM_PIN_SWITCH("Headphone"),
+ SOC_DAPM_PIN_SWITCH("Headset Mic"),
+ SOC_DAPM_PIN_SWITCH("Int Mic"),
+ SOC_DAPM_PIN_SWITCH("Ext Spk"),
+};
+
+static struct snd_soc_jack byt_cht_cx2072x_headset;
+
+/* Headset jack detection DAPM pins */
+static struct snd_soc_jack_pin byt_cht_cx2072x_headset_pins[] = {
+ {
+ .pin = "Headset Mic",
+ .mask = SND_JACK_MICROPHONE,
+ },
+ {
+ .pin = "Headphone",
+ .mask = SND_JACK_HEADPHONE,
+ },
+};
+
+static const struct acpi_gpio_params byt_cht_cx2072x_headset_gpios;
+static const struct acpi_gpio_mapping byt_cht_cx2072x_acpi_gpios[] = {
+ { "headset-gpios", &byt_cht_cx2072x_headset_gpios, 1 },
+ {},
+};
+
+static int byt_cht_cx2072x_jack_status_check(void *data)
+{
+ return snd_soc_cx2072x_get_jack_state(data);
+}
+
+static struct snd_soc_jack_gpio byt_cht_cx2072x_gpio = {
+ .name = "headset",
+ .report = SND_JACK_HEADSET | SND_JACK_BTN_0,
+ .debounce_time = 150,
+ .wake = true,
+ .jack_status_check = byt_cht_cx2072x_jack_status_check,
+};
+
+static int byt_cht_cx2072x_init(struct snd_soc_pcm_runtime *rtd)
+{
+ struct snd_soc_card *card = rtd->card;
+ struct snd_soc_component *codec = rtd->codec_dai->component;
+ int ret;
+
+ if (devm_acpi_dev_add_driver_gpios(codec->dev,
+ byt_cht_cx2072x_acpi_gpios))
+ dev_warn(rtd->dev, "Unable to add GPIO mapping table\n");
+
+ card->dapm.idle_bias_off = true;
+
+ /* set the default PLL rate, the clock is handled by the codec driver */
+ ret = snd_soc_dai_set_sysclk(rtd->codec_dai, CX2072X_MCLK_EXTERNAL_PLL,
+ 19200000, SND_SOC_CLOCK_IN);
+ if (ret) {
+ dev_err(rtd->dev, "Could not set sysclk\n");
+ return ret;
+ }
+
+ ret = snd_soc_card_jack_new(card, "Headset",
+ SND_JACK_HEADSET | SND_JACK_BTN_0,
+ &byt_cht_cx2072x_headset,
+ byt_cht_cx2072x_headset_pins,
+ ARRAY_SIZE(byt_cht_cx2072x_headset_pins));
+ if (ret)
+ return ret;
+
+ byt_cht_cx2072x_gpio.gpiod_dev = codec->dev;
+ byt_cht_cx2072x_gpio.data = codec;
+ ret = snd_soc_jack_add_gpios(&byt_cht_cx2072x_headset, 1,
+ &byt_cht_cx2072x_gpio);
+ if (ret) {
+ dev_err(rtd->dev, "Adding jack GPIO failed\n");
+ return ret;
+ }
+
+ snd_soc_cx2072x_enable_jack_detect(codec);
+
+ snd_soc_dai_set_bclk_ratio(rtd->codec_dai, 50);
+
+ return ret;
+}
+
+static int byt_cht_cx2072x_fixup(struct snd_soc_pcm_runtime *rtd,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_interval *rate =
+ hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE);
+ struct snd_interval *channels =
+ hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS);
+ int ret;
+
+ /* The DSP will covert the FE rate to 48k, stereo, 24bits */
+ rate->min = rate->max = 48000;
+ channels->min = channels->max = 2;
+
+ /* set SSP2 to 24-bit */
+ params_set_format(params, SNDRV_PCM_FORMAT_S24_LE);
+
+ /*
+ * Default mode for SSP configuration is TDM 4 slot, override config
+ * with explicit setting to I2S 2ch 24-bit. The word length is set with
+ * dai_set_tdm_slot() since there is no other API exposed
+ */
+ ret = snd_soc_dai_set_fmt(rtd->cpu_dai,
+ SND_SOC_DAIFMT_I2S |
+ SND_SOC_DAIFMT_NB_NF |
+ SND_SOC_DAIFMT_CBS_CFS);
+ if (ret < 0) {
+ dev_err(rtd->dev, "can't set format to I2S, err %d\n", ret);
+ return ret;
+ }
+
+ ret = snd_soc_dai_set_tdm_slot(rtd->cpu_dai, 0x3, 0x3, 2, 24);
+ if (ret < 0) {
+ dev_err(rtd->dev, "can't set I2S config, err %d\n", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+static int byt_cht_cx2072x_aif1_startup(struct snd_pcm_substream *substream)
+{
+ return snd_pcm_hw_constraint_single(substream->runtime,
+ SNDRV_PCM_HW_PARAM_RATE, 48000);
+}
+
+static struct snd_soc_ops byt_cht_cx2072x_aif1_ops = {
+ .startup = byt_cht_cx2072x_aif1_startup,
+};
+
+static struct snd_soc_dai_link byt_cht_cx2072x_dais[] = {
+ [MERR_DPCM_AUDIO] = {
+ .name = "Audio Port",
+ .stream_name = "Audio",
+ .cpu_dai_name = "media-cpu-dai",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .codec_name = "snd-soc-dummy",
+ .platform_name = "sst-mfld-platform",
+ .nonatomic = true,
+ .dynamic = 1,
+ .dpcm_playback = 1,
+ .dpcm_capture = 1,
+ .ops = &byt_cht_cx2072x_aif1_ops,
+ },
+ [MERR_DPCM_DEEP_BUFFER] = {
+ .name = "Deep-Buffer Audio Port",
+ .stream_name = "Deep-Buffer Audio",
+ .cpu_dai_name = "deepbuffer-cpu-dai",
+ .codec_dai_name = "snd-soc-dummy-dai",
+ .codec_name = "snd-soc-dummy",
+ .platform_name = "sst-mfld-platform",
+ .nonatomic = true,
+ .dynamic = 1,
+ .dpcm_playback = 1,
+ .ops = &byt_cht_cx2072x_aif1_ops,
+ },
+ /* back ends */
+ {
+ .name = "SSP2-Codec",
+ .id = 1,
+ .cpu_dai_name = "ssp2-port",
+ .platform_name = "sst-mfld-platform",
+ .no_pcm = 1,
+ .codec_dai_name = "cx2072x-hifi",
+ .codec_name = "i2c-14F10720:00",
+ .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
+ | SND_SOC_DAIFMT_CBS_CFS,
+ .init = byt_cht_cx2072x_init,
+ .be_hw_params_fixup = byt_cht_cx2072x_fixup,
+ .nonatomic = true,
+ .dpcm_playback = 1,
+ .dpcm_capture = 1,
+ },
+};
+
+/* SoC card */
+static struct snd_soc_card byt_cht_cx2072x_card = {
+ .name = "bytcht-cx2072x",
+ .owner = THIS_MODULE,
+ .dai_link = byt_cht_cx2072x_dais,
+ .num_links = ARRAY_SIZE(byt_cht_cx2072x_dais),
+ .dapm_widgets = byt_cht_cx2072x_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(byt_cht_cx2072x_widgets),
+ .dapm_routes = byt_cht_cx2072x_audio_map,
+ .num_dapm_routes = ARRAY_SIZE(byt_cht_cx2072x_audio_map),
+ .controls = byt_cht_cx2072x_controls,
+ .num_controls = ARRAY_SIZE(byt_cht_cx2072x_controls),
+};
+
+static char codec_name[SND_ACPI_I2C_ID_LEN];
+
+static int snd_byt_cht_cx2072x_probe(struct platform_device *pdev)
+{
+ struct snd_soc_acpi_mach *mach;
+ struct acpi_device *adev;
+ int dai_index = 0;
+ int i, ret;
+
+ byt_cht_cx2072x_card.dev = &pdev->dev;
+ mach = dev_get_platdata(&pdev->dev);
+
+ /* fix index of codec dai */
+ for (i = 0; i < ARRAY_SIZE(byt_cht_cx2072x_dais); i++) {
+ if (!strcmp(byt_cht_cx2072x_dais[i].codec_name,
+ "i2c-14F10720:00")) {
+ dai_index = i;
+ break;
+ }
+ }
+
+ /* fixup codec name based on HID */
+ adev = acpi_dev_get_first_match_dev(mach->id, NULL, -1);
+ if (adev) {
+ snprintf(codec_name, sizeof(codec_name), "i2c-%s",
+ acpi_dev_name(adev));
+ put_device(&adev->dev);
+ byt_cht_cx2072x_dais[dai_index].codec_name = codec_name;
+ }
+
+ /* override plaform name, if required */
+ ret = snd_soc_fixup_dai_links_platform_name(&byt_cht_cx2072x_card,
+ mach->mach_params.platform);
+ if (ret)
+ return ret;
+
+ return devm_snd_soc_register_card(&pdev->dev, &byt_cht_cx2072x_card);
+}
+
+static struct platform_driver snd_byt_cht_cx2072x_driver = {
+ .driver = {
+ .name = "bytcht_cx2072x",
+ },
+ .probe = snd_byt_cht_cx2072x_probe,
+};
+module_platform_driver(snd_byt_cht_cx2072x_driver);
+
+MODULE_DESCRIPTION("ASoC Intel(R) Baytrail/Cherrytrail Machine driver");
+MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:bytcht_cx2072x");
diff --git a/sound/soc/intel/common/soc-acpi-intel-byt-match.c b/sound/soc/intel/common/soc-acpi-intel-byt-match.c
index fe812a909db4..afeb56797e74 100644
--- a/sound/soc/intel/common/soc-acpi-intel-byt-match.c
+++ b/sound/soc/intel/common/soc-acpi-intel-byt-match.c
@@ -211,6 +211,14 @@ struct snd_soc_acpi_mach snd_soc_acpi_intel_baytrail_machines[] = {
.sof_fw_filename = "sof-byt.ri",
.sof_tplg_filename = "sof-byt-max98090.tplg",
},
+ {
+ .id = "14F10720",
+ .drv_name = "bytcht_cx2072x",
+ .fw_filename = "intel/fw_sst_0f28.bin",
+ .board = "bytcht_cx2072x",
+ .sof_fw_filename = "sof-byt.ri",
+ .sof_tplg_filename = "sof-byt-cx2072x.tplg",
+ },
#if IS_ENABLED(CONFIG_SND_SOC_INTEL_BYT_CHT_NOCODEC_MACH)
/*
* This is always last in the table so that it is selected only when
diff --git a/sound/soc/intel/common/soc-acpi-intel-cht-match.c b/sound/soc/intel/common/soc-acpi-intel-cht-match.c
index deafd87cc764..4a2dac0ee596 100644
--- a/sound/soc/intel/common/soc-acpi-intel-cht-match.c
+++ b/sound/soc/intel/common/soc-acpi-intel-cht-match.c
@@ -169,6 +169,14 @@ struct snd_soc_acpi_mach snd_soc_acpi_intel_cherrytrail_machines[] = {
.sof_fw_filename = "sof-cht.ri",
.sof_tplg_filename = "sof-cht-rt5651.tplg",
},
+ {
+ .id = "14F10720",
+ .drv_name = "bytcht_cx2072x",
+ .fw_filename = "intel/fw_sst_22a8.bin",
+ .board = "bytcht_cx2072x",
+ .sof_fw_filename = "sof-cht.ri",
+ .sof_tplg_filename = "sof-cht-cx2072x.tplg",
+ },
#if IS_ENABLED(CONFIG_SND_SOC_INTEL_BYT_CHT_NOCODEC_MACH)
/*
* This is always last in the table so that it is selected only when