// SPDX-License-Identifier: GPL-2.0-only /* * bytcr_rt5651.c - ASoc Machine driver for Intel Byt CR platform * (derived from bytcr_rt5640.c) * * Copyright (C) 2015 Intel Corp * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ * * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "../../codecs/rt5651.h" #include "../atom/sst-atom-controls.h" #include "../common/soc-intel-quirks.h" enum { BYT_RT5651_DMIC_MAP, BYT_RT5651_IN1_MAP, BYT_RT5651_IN2_MAP, BYT_RT5651_IN1_IN2_MAP, }; enum { BYT_RT5651_JD_NULL = (RT5651_JD_NULL << 4), BYT_RT5651_JD1_1 = (RT5651_JD1_1 << 4), BYT_RT5651_JD1_2 = (RT5651_JD1_2 << 4), BYT_RT5651_JD2 = (RT5651_JD2 << 4), }; enum { BYT_RT5651_OVCD_TH_600UA = (6 << 8), BYT_RT5651_OVCD_TH_1500UA = (15 << 8), BYT_RT5651_OVCD_TH_2000UA = (20 << 8), }; enum { BYT_RT5651_OVCD_SF_0P5 = (RT5651_OVCD_SF_0P5 << 13), BYT_RT5651_OVCD_SF_0P75 = (RT5651_OVCD_SF_0P75 << 13), BYT_RT5651_OVCD_SF_1P0 = (RT5651_OVCD_SF_1P0 << 13), BYT_RT5651_OVCD_SF_1P5 = (RT5651_OVCD_SF_1P5 << 13), }; #define BYT_RT5651_MAP(quirk) ((quirk) & GENMASK(3, 0)) #define BYT_RT5651_JDSRC(quirk) (((quirk) & GENMASK(7, 4)) >> 4) #define BYT_RT5651_OVCD_TH(quirk) (((quirk) & GENMASK(12, 8)) >> 8) #define BYT_RT5651_OVCD_SF(quirk) (((quirk) & GENMASK(14, 13)) >> 13) #define BYT_RT5651_DMIC_EN BIT(16) #define BYT_RT5651_MCLK_EN BIT(17) #define BYT_RT5651_MCLK_25MHZ BIT(18) #define BYT_RT5651_SSP2_AIF2 BIT(19) /* default is using AIF1 */ #define BYT_RT5651_SSP0_AIF1 BIT(20) #define BYT_RT5651_SSP0_AIF2 BIT(21) #define BYT_RT5651_HP_LR_SWAPPED BIT(22) #define BYT_RT5651_MONO_SPEAKER BIT(23) #define BYT_RT5651_JD_NOT_INV BIT(24) #define BYT_RT5651_DEFAULT_QUIRKS (BYT_RT5651_MCLK_EN | \ BYT_RT5651_JD1_1 | \ BYT_RT5651_OVCD_TH_2000UA | \ BYT_RT5651_OVCD_SF_0P75) /* jack-detect-source + inv + dmic-en + ovcd-th + -sf + terminating entry */ #define MAX_NO_PROPS 6 struct byt_rt5651_private { struct clk *mclk; struct gpio_desc *ext_amp_gpio; struct gpio_desc *hp_detect; struct snd_soc_jack jack; struct device *codec_dev; }; static const struct acpi_gpio_mapping *byt_rt5651_gpios; /* Default: jack-detect on JD1_1, internal mic on in2, headsetmic on in3 */ static unsigned long byt_rt5651_quirk = BYT_RT5651_DEFAULT_QUIRKS | BYT_RT5651_IN2_MAP; static int quirk_override = -1; module_param_named(quirk, quirk_override, int, 0444); MODULE_PARM_DESC(quirk, "Board-specific quirk override"); static void log_quirks(struct device *dev) { if (BYT_RT5651_MAP(byt_rt5651_quirk) == BYT_RT5651_DMIC_MAP) dev_info(dev, "quirk DMIC_MAP enabled"); if (BYT_RT5651_MAP(byt_rt5651_quirk) == BYT_RT5651_IN1_MAP) dev_info(dev, "quirk IN1_MAP enabled"); if (BYT_RT5651_MAP(byt_rt5651_quirk) == BYT_RT5651_IN2_MAP) dev_info(dev, "quirk IN2_MAP enabled"); if (BYT_RT5651_MAP(byt_rt5651_quirk) == BYT_RT5651_IN1_IN2_MAP) dev_info(dev, "quirk IN1_IN2_MAP enabled"); if (BYT_RT5651_JDSRC(byt_rt5651_quirk)) { dev_info(dev, "quirk realtek,jack-detect-source %ld\n", BYT_RT5651_JDSRC(byt_rt5651_quirk)); dev_info(dev, "quirk realtek,over-current-threshold-microamp %ld\n", BYT_RT5651_OVCD_TH(byt_rt5651_quirk) * 100); dev_info(dev, "quirk realtek,over-current-scale-factor %ld\n", BYT_RT5651_OVCD_SF(byt_rt5651_quirk)); } if (byt_rt5651_quirk & BYT_RT5651_DMIC_EN) dev_info(dev, "quirk DMIC enabled"); if (byt_rt5651_quirk & BYT_RT5651_MCLK_EN) dev_info(dev, "quirk MCLK_EN enabled"); if (byt_rt5651_quirk & BYT_RT5651_MCLK_25MHZ) dev_info(dev, "quirk MCLK_25MHZ enabled"); if (byt_rt5651_quirk & BYT_RT5651_SSP2_AIF2) dev_info(dev, "quirk SSP2_AIF2 enabled\n"); if (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF1) dev_info(dev, "quirk SSP0_AIF1 enabled\n"); if (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2) dev_info(dev, "quirk SSP0_AIF2 enabled\n"); if (byt_rt5651_quirk & BYT_RT5651_MONO_SPEAKER) dev_info(dev, "quirk MONO_SPEAKER enabled\n"); if (byt_rt5651_quirk & BYT_RT5651_JD_NOT_INV) dev_info(dev, "quirk JD_NOT_INV enabled\n"); } #define BYT_CODEC_DAI1 "rt5651-aif1" #define BYT_CODEC_DAI2 "rt5651-aif2" static int byt_rt5651_prepare_and_enable_pll1(struct snd_soc_dai *codec_dai, int rate, int bclk_ratio) { int clk_id, clk_freq, ret; /* Configure the PLL before selecting it */ if (!(byt_rt5651_quirk & BYT_RT5651_MCLK_EN)) { clk_id = RT5651_PLL1_S_BCLK1; clk_freq = rate * bclk_ratio; } else { clk_id = RT5651_PLL1_S_MCLK; if (byt_rt5651_quirk & BYT_RT5651_MCLK_25MHZ) clk_freq = 25000000; else clk_freq = 19200000; } ret = snd_soc_dai_set_pll(codec_dai, 0, clk_id, clk_freq, rate * 512); if (ret < 0) { dev_err(codec_dai->component->dev, "can't set pll: %d\n", ret); return ret; } ret = snd_soc_dai_set_sysclk(codec_dai, RT5651_SCLK_S_PLL1, rate * 512, SND_SOC_CLOCK_IN); if (ret < 0) { dev_err(codec_dai->component->dev, "can't set clock %d\n", ret); return ret; } return 0; } static int platform_clock_control(struct snd_soc_dapm_widget *w, struct snd_kcontrol *k, int event) { struct snd_soc_dapm_context *dapm = w->dapm; struct snd_soc_card *card = dapm->card; struct snd_soc_dai *codec_dai; struct byt_rt5651_private *priv = snd_soc_card_get_drvdata(card); int ret; codec_dai = snd_soc_card_get_codec_dai(card, BYT_CODEC_DAI1); if (!codec_dai) codec_dai = snd_soc_card_get_codec_dai(card, BYT_CODEC_DAI2); if (!codec_dai) { dev_err(card->dev, "Codec dai not found; Unable to set platform clock\n"); return -EIO; } if (SND_SOC_DAPM_EVENT_ON(event)) { ret = clk_prepare_enable(priv->mclk); if (ret < 0) { dev_err(card->dev, "could not configure MCLK state"); return ret; } ret = byt_rt5651_prepare_and_enable_pll1(codec_dai, 48000, 50); } else { /* * Set codec clock source to internal clock before * turning off the platform clock. Codec needs clock * for Jack detection and button press */ ret = snd_soc_dai_set_sysclk(codec_dai, RT5651_SCLK_S_RCCLK, 48000 * 512, SND_SOC_CLOCK_IN); if (!ret) clk_disable_unprepare(priv->mclk); } if (ret < 0) { dev_err(card->dev, "can't set codec sysclk: %d\n", ret); return ret; } return 0; } static int rt5651_ext_amp_power_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event) { struct snd_soc_card *card = w->dapm->card; struct byt_rt5651_private *priv = snd_soc_card_get_drvdata(card); if (SND_SOC_DAPM_EVENT_ON(event)) gpiod_set_value_cansleep(priv->ext_amp_gpio, 1); else gpiod_set_value_cansleep(priv->ext_amp_gpio, 0); return 0; } static const struct snd_soc_dapm_widget byt_rt5651_widgets[] = { SND_SOC_DAPM_HP("Headphone", NULL), SND_SOC_DAPM_MIC("Headset Mic", NULL), SND_SOC_DAPM_MIC("Internal Mic", NULL), SND_SOC_DAPM_SPK("Speaker", NULL), SND_SOC_DAPM_LINE("Line In", NULL), SND_SOC_DAPM_SUPPLY("Platform Clock", SND_SOC_NOPM, 0, 0, platform_clock_control, SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), SND_SOC_DAPM_SUPPLY("Ext Amp Power", SND_SOC_NOPM, 0, 0, rt5651_ext_amp_power_event, SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMU), }; static const struct snd_soc_dapm_route byt_rt5651_audio_map[] = { {"Headphone", NULL, "Platform Clock"}, {"Headset Mic", NULL, "Platform Clock"}, {"Internal Mic", NULL, "Platform Clock"}, {"Speaker", NULL, "Platform Clock"}, {"Speaker", NULL, "Ext Amp Power"}, {"Line In", NULL, "Platform Clock"}, {"Headset Mic", NULL, "micbias1"}, /* lowercase for rt5651 */ {"Headphone", NULL, "HPOL"}, {"Headphone", NULL, "HPOR"}, {"Speaker", NULL, "LOUTL"}, {"Speaker", NULL, "LOUTR"}, {"IN2P", NULL, "Line In"}, {"IN2N", NULL, "Line In"}, }; static const struct snd_soc_dapm_route byt_rt5651_intmic_dmic_map[] = { {"DMIC L1", NULL, "Internal Mic"}, {"DMIC R1", NULL, "Internal Mic"}, {"IN2P", NULL, "Headset Mic"}, }; static const struct snd_soc_dapm_route byt_rt5651_intmic_in1_map[] = { {"Internal Mic", NULL, "micbias1"}, {"IN1P", NULL, "Internal Mic"}, {"IN3P", NULL, "Headset Mic"}, }; static const struct snd_soc_dapm_route byt_rt5651_intmic_in2_map[] = { {"Internal Mic", NULL, "micbias1"}, {"IN2P", NULL, "Internal Mic"}, {"IN3P", NULL, "Headset Mic"}, }; static const struct snd_soc_dapm_route byt_rt5651_intmic_in1_in2_map[] = { {"Internal Mic", NULL, "micbias1"}, {"IN1P", NULL, "Internal Mic"}, {"IN2P", NULL, "Internal Mic"}, {"IN3P", NULL, "Headset Mic"}, }; static const struct snd_soc_dapm_route byt_rt5651_ssp0_aif1_map[] = { {"ssp0 Tx", NULL, "modem_out"}, {"modem_in", NULL, "ssp0 Rx"}, {"AIF1 Playback", NULL, "ssp0 Tx"}, {"ssp0 Rx", NULL, "AIF1 Capture"}, }; static const struct snd_soc_dapm_route byt_rt5651_ssp0_aif2_map[] = { {"ssp0 Tx", NULL, "modem_out"}, {"modem_in", NULL, "ssp0 Rx"}, {"AIF2 Playback", NULL, "ssp0 Tx"}, {"ssp0 Rx", NULL, "AIF2 Capture"}, }; static const struct snd_soc_dapm_route byt_rt5651_ssp2_aif1_map[] = { {"ssp2 Tx", NULL, "codec_out0"}, {"ssp2 Tx", NULL, "codec_out1"}, {"codec_in0", NULL, "ssp2 Rx"}, {"codec_in1", NULL, "ssp2 Rx"}, {"AIF1 Playback", NULL, "ssp2 Tx"}, {"ssp2 Rx", NULL, "AIF1 Capture"}, }; static const struct snd_soc_dapm_route byt_rt5651_ssp2_aif2_map[] = { {"ssp2 Tx", NULL, "codec_out0"}, {"ssp2 Tx", NULL, "codec_out1"}, {"codec_in0", NULL, "ssp2 Rx"}, {"codec_in1", NULL, "ssp2 Rx"}, {"AIF2 Playback", NULL, "ssp2 Tx"}, {"ssp2 Rx", NULL, "AIF2 Capture"}, }; static const struct snd_kcontrol_new byt_rt5651_controls[] = { SOC_DAPM_PIN_SWITCH("Headphone"), SOC_DAPM_PIN_SWITCH("Headset Mic"), SOC_DAPM_PIN_SWITCH("Internal Mic"), SOC_DAPM_PIN_SWITCH("Speaker"), SOC_DAPM_PIN_SWITCH("Line In"), }; static struct snd_soc_jack_pin bytcr_jack_pins[] = { { .pin = "Headphone", .mask = SND_JACK_HEADPHONE, }, { .pin = "Headset Mic", .mask = SND_JACK_MICROPHONE, }, }; static int byt_rt5651_aif1_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream); struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(rtd, 0); snd_pcm_format_t format = params_format(params); int rate = params_rate(params); int bclk_ratio; if (format == SNDRV_PCM_FORMAT_S16_LE) bclk_ratio = 32; else bclk_ratio = 50; return byt_rt5651_prepare_and_enable_pll1(codec_dai, rate, bclk_ratio); } static const struct acpi_gpio_params pov_p1006w_hp_detect = { 1, 0, false }; static const struct acpi_gpio_params pov_p1006w_ext_amp_en = { 2, 0, true }; static const struct acpi_gpio_mapping byt_rt5651_pov_p1006w_gpios[] = { { "hp-detect-gpios", &pov_p1006w_hp_detect, 1, }, { "ext-amp-enable-gpios", &pov_p1006w_ext_amp_en, 1, }, { }, }; static int byt_rt5651_pov_p1006w_quirk_cb(const struct dmi_system_id *id) { byt_rt5651_quirk = (unsigned long)id->driver_data; byt_rt5651_gpios = byt_rt5651_pov_p1006w_gpios; return 1; } static int byt_rt5651_quirk_cb(const struct dmi_system_id *id) { byt_rt5651_quirk = (unsigned long)id->driver_data; return 1; } static const struct dmi_system_id byt_rt5651_quirk_table[] = { { /* Chuwi Hi8 Pro (CWI513) */ .callback = byt_rt5651_quirk_cb, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Hampoo"), DMI_MATCH(DMI_PRODUCT_NAME, "X1D3_C806N"), }, .driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS | BYT_RT5651_IN2_MAP | BYT_RT5651_HP_LR_SWAPPED | BYT_RT5651_MONO_SPEAKER), }, { /* Chuwi Vi8 Plus (CWI519) */ .callback = byt_rt5651_quirk_cb, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Hampoo"), DMI_MATCH(DMI_PRODUCT_NAME, "D2D3_Vi8A1"), }, .driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS | BYT_RT5651_IN2_MAP | BYT_RT5651_HP_LR_SWAPPED | BYT_RT5651_MONO_SPEAKER), }, { /* Complet Electro Serv MY8307 */ .callback = byt_rt5651_quirk_cb, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Complet Electro Serv"), DMI_MATCH(DMI_PRODUCT_NAME, "MY8307"), }, .driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS | BYT_RT5651_IN2_MAP | BYT_RT5651_MONO_SPEAKER | BYT_RT5651_JD_NOT_INV), }, { /* I.T.Works TW701, Ployer Momo7w and Trekstor ST70416-6 * (these all use the same mainboard) */ .callback = byt_rt5651_quirk_cb, .matches = { DMI_MATCH(DMI_BIOS_VENDOR, "INSYDE Corp."), /* Partial match for all of itWORKS.G.WI71C.JGBMRBA, * TREK.G.WI71C.JGBMRBA0x and MOMO.G.WI71C.MABMRBA02 */ DMI_MATCH(DMI_BIOS_VERSION, ".G.WI71C."), }, .driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS | BYT_RT5651_IN2_MAP | BYT_RT5651_SSP0_AIF1 | BYT_RT5651_MONO_SPEAKER), }, { /* Jumper EZpad 7 */ .callback = byt_rt5651_quirk_cb, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Jumper"), DMI_MATCH(DMI_PRODUCT_NAME, "EZpad"), /* Jumper12x.WJ2012.bsBKRCP05 with the version dropped */ DMI_MATCH(DMI_BIOS_VERSION, "Jumper12x.WJ2012.bsBKRCP"), }, .driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS | BYT_RT5651_IN2_MAP | BYT_RT5651_JD_NOT_INV), }, { /* KIANO SlimNote 14.2 */ .callback = byt_rt5651_quirk_cb, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "KIANO"), DMI_MATCH(DMI_PRODUCT_NAME, "KIANO SlimNote 14.2"), }, .driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS | BYT_RT5651_IN1_IN2_MAP), }, { /* Minnowboard Max B3 */ .callback = byt_rt5651_quirk_cb, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Circuitco"), DMI_MATCH(DMI_PRODUCT_NAME, "Minnowboard Max B3 PLATFORM"), }, .driver_data = (void *)(BYT_RT5651_IN1_MAP), }, { /* Minnowboard Turbot */ .callback = byt_rt5651_quirk_cb, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "ADI"), DMI_MATCH(DMI_PRODUCT_NAME, "Minnowboard Turbot"), }, .driver_data = (void *)(BYT_RT5651_MCLK_EN | BYT_RT5651_IN1_MAP), }, { /* Point of View mobii wintab p1006w (v1.0) */ .callback = byt_rt5651_pov_p1006w_quirk_cb, .matches = { DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Insyde"), DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "BayTrail"), /* Note 105b is Foxcon's USB/PCI vendor id */ DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "105B"), DMI_EXACT_MATCH(DMI_BOARD_NAME, "0E57"), }, .driver_data = (void *)(BYT_RT5651_DMIC_MAP | BYT_RT5651_OVCD_TH_2000UA | BYT_RT5651_OVCD_SF_0P75 | BYT_RT5651_DMIC_EN | BYT_RT5651_MCLK_EN | BYT_RT5651_SSP0_AIF1), }, { /* VIOS LTH17 */ .callback = byt_rt5651_quirk_cb, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "VIOS"), DMI_MATCH(DMI_PRODUCT_NAME, "LTH17"), }, .driver_data = (void *)(BYT_RT5651_IN1_IN2_MAP | BYT_RT5651_JD1_1 | BYT_RT5651_OVCD_TH_2000UA | BYT_RT5651_OVCD_SF_1P0 | BYT_RT5651_MCLK_EN), }, { /* Yours Y8W81 (and others using the same mainboard) */ .callback = byt_rt5651_quirk_cb, .matches = { DMI_MATCH(DMI_BIOS_VENDOR, "INSYDE Corp."), /* Partial match for all devs with a W86C mainboard */ DMI_MATCH(DMI_BIOS_VERSION, ".F.W86C."), }, .driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS | BYT_RT5651_IN2_MAP | BYT_RT5651_SSP0_AIF1 | BYT_RT5651_MONO_SPEAKER), }, {} }; /* * Note this MUST be called before snd_soc_register_card(), so that the props * are in place before the codec component driver's probe function parses them. */ static int byt_rt5651_add_codec_device_props(struct device *i2c_dev, struct byt_rt5651_private *priv) { struct property_entry props[MAX_NO_PROPS] = {}; struct fwnode_handle *fwnode; int cnt = 0; int ret; props[cnt++] = PROPERTY_ENTRY_U32("realtek,jack-detect-source", BYT_RT5651_JDSRC(byt_rt5651_quirk)); props[cnt++] = PROPERTY_ENTRY_U32("realtek,over-current-threshold-microamp", BYT_RT5651_OVCD_TH(byt_rt5651_quirk) * 100); props[cnt++] = PROPERTY_ENTRY_U32("realtek,over-current-scale-factor", BYT_RT5651_OVCD_SF(byt_rt5651_quirk)); if (byt_rt5651_quirk & BYT_RT5651_DMIC_EN) props[cnt++] = PROPERTY_ENTRY_BOOL("realtek,dmic-en"); if (byt_rt5651_quirk & BYT_RT5651_JD_NOT_INV) props[cnt++] = PROPERTY_ENTRY_BOOL("realtek,jack-detect-not-inverted"); fwnode = fwnode_create_software_node(props, NULL); if (IS_ERR(fwnode)) { /* put_device(i2c_dev) is handled in caller */ return PTR_ERR(fwnode); } ret = device_add_software_node(i2c_dev, to_software_node(fwnode)); fwnode_handle_put(fwnode); return ret; } static int byt_rt5651_init(struct snd_soc_pcm_runtime *runtime) { struct snd_soc_card *card = runtime->card; struct snd_soc_component *codec = snd_soc_rtd_to_codec(runtime, 0)->component; struct byt_rt5651_private *priv = snd_soc_card_get_drvdata(card); const struct snd_soc_dapm_route *custom_map; int num_routes; int report; int ret; card->dapm.idle_bias_off = true; /* Start with RC clk for jack-detect (we disable MCLK below) */ if (byt_rt5651_quirk & BYT_RT5651_MCLK_EN) snd_soc_component_update_bits(codec, RT5651_GLB_CLK, RT5651_SCLK_SRC_MASK, RT5651_SCLK_SRC_RCCLK); switch (BYT_RT5651_MAP(byt_rt5651_quirk)) { case BYT_RT5651_IN1_MAP: custom_map = byt_rt5651_intmic_in1_map; num_routes = ARRAY_SIZE(byt_rt5651_intmic_in1_map); break; case BYT_RT5651_IN2_MAP: custom_map = byt_rt5651_intmic_in2_map; num_routes = ARRAY_SIZE(byt_rt5651_intmic_in2_map); break; case BYT_RT5651_IN1_IN2_MAP: custom_map = byt_rt5651_intmic_in1_in2_map; num_routes = ARRAY_SIZE(byt_rt5651_intmic_in1_in2_map); break; default: custom_map = byt_rt5651_intmic_dmic_map; num_routes = ARRAY_SIZE(byt_rt5651_intmic_dmic_map); } ret = snd_soc_dapm_add_routes(&card->dapm, custom_map, num_routes); if (ret) return ret; if (byt_rt5651_quirk & BYT_RT5651_SSP2_AIF2) { ret = snd_soc_dapm_add_routes(&card->dapm, byt_rt5651_ssp2_aif2_map, ARRAY_SIZE(byt_rt5651_ssp2_aif2_map)); } else if (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF1) { ret = snd_soc_dapm_add_routes(&card->dapm, byt_rt5651_ssp0_aif1_map, ARRAY_SIZE(byt_rt5651_ssp0_aif1_map)); } else if (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2) { ret = snd_soc_dapm_add_routes(&card->dapm, byt_rt5651_ssp0_aif2_map, ARRAY_SIZE(byt_rt5651_ssp0_aif2_map)); } else { ret = snd_soc_dapm_add_routes(&card->dapm, byt_rt5651_ssp2_aif1_map, ARRAY_SIZE(byt_rt5651_ssp2_aif1_map)); } if (ret) return ret; ret = snd_soc_add_card_controls(card, byt_rt5651_controls, ARRAY_SIZE(byt_rt5651_controls)); if (ret) { dev_err(card->dev, "unable to add card controls\n"); return ret; } /* * The firmware might enable the clock at boot (this information * may or may not be reflected in the enable clock register). * To change the rate we must disable the clock first to cover * these cases. Due to common clock framework restrictions that * do not allow to disable a clock that has not been enabled, * we need to enable the clock first. */ ret = clk_prepare_enable(priv->mclk); if (!ret) clk_disable_unprepare(priv->mclk); if (byt_rt5651_quirk & BYT_RT5651_MCLK_25MHZ) ret = clk_set_rate(priv->mclk, 25000000); else ret = clk_set_rate(priv->mclk, 19200000); if (ret) dev_err(card->dev, "unable to set MCLK rate\n"); report = 0; if (BYT_RT5651_JDSRC(byt_rt5651_quirk)) report = SND_JACK_HEADSET | SND_JACK_BTN_0; else if (priv->hp_detect) report = SND_JACK_HEADSET; if (report) { ret = snd_soc_card_jack_new_pins(runtime->card, "Headset", report, &priv->jack, bytcr_jack_pins, ARRAY_SIZE(bytcr_jack_pins)); if (ret) { dev_err(runtime->dev, "jack creation failed %d\n", ret); return ret; } if (report & SND_JACK_BTN_0) snd_jack_set_key(priv->jack.jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); ret = snd_soc_component_set_jack(codec, &priv->jack, priv->hp_detect); if (ret) return ret; } return 0; } static int byt_rt5651_codec_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, bits; /* The DSP will convert the FE rate to 48k, stereo */ rate->min = rate->max = 48000; channels->min = channels->max = 2; if ((byt_rt5651_quirk & BYT_RT5651_SSP0_AIF1) || (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2)) { /* set SSP0 to 16-bit */ params_set_format(params, SNDRV_PCM_FORMAT_S16_LE); bits = 16; } else { /* set SSP2 to 24-bit */ params_set_format(params, SNDRV_PCM_FORMAT_S24_LE); bits = 24; } /* * Default mode for SSP configuration is TDM 4 slot, override config * with explicit setting to I2S 2ch. The word length is set with * dai_set_tdm_slot() since there is no other API exposed */ ret = snd_soc_dai_set_fmt(snd_soc_rtd_to_cpu(rtd, 0), SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_BP_FP ); 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(snd_soc_rtd_to_cpu(rtd, 0), 0x3, 0x3, 2, bits); if (ret < 0) { dev_err(rtd->dev, "can't set I2S config, err %d\n", ret); return ret; } return 0; } static const unsigned int rates_48000[] = { 48000, }; static const struct snd_pcm_hw_constraint_list constraints_48000 = { .count = ARRAY_SIZE(rates_48000), .list = rates_48000, }; static int byt_rt5651_aif1_startup(struct snd_pcm_substream *substream) { return snd_pcm_hw_constraint_list(substream->runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &constraints_48000); } static const struct snd_soc_ops byt_rt5651_aif1_ops = { .startup = byt_rt5651_aif1_startup, }; static const struct snd_soc_ops byt_rt5651_be_ssp2_ops = { .hw_params = byt_rt5651_aif1_hw_params, }; 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(ssp2_port, DAILINK_COMP_ARRAY(COMP_CPU("ssp2-port"))); SND_SOC_DAILINK_DEF(ssp2_codec, DAILINK_COMP_ARRAY(COMP_CODEC("i2c-10EC5651:00", "rt5651-aif1"))); SND_SOC_DAILINK_DEF(platform, DAILINK_COMP_ARRAY(COMP_PLATFORM("sst-mfld-platform"))); static struct snd_soc_dai_link byt_rt5651_dais[] = { [MERR_DPCM_AUDIO] = { .name = "Audio Port", .stream_name = "Audio", .nonatomic = true, .dynamic = 1, .ops = &byt_rt5651_aif1_ops, SND_SOC_DAILINK_REG(media, dummy, platform), }, [MERR_DPCM_DEEP_BUFFER] = { .name = "Deep-Buffer Audio Port", .stream_name = "Deep-Buffer Audio", .nonatomic = true, .dynamic = 1, .playback_only = 1, .ops = &byt_rt5651_aif1_ops, SND_SOC_DAILINK_REG(deepbuffer, dummy, platform), }, /* CODEC<->CODEC link */ /* back ends */ { .name = "SSP2-Codec", .id = 0, .no_pcm = 1, .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBC_CFC, .be_hw_params_fixup = byt_rt5651_codec_fixup, .init = byt_rt5651_init, .ops = &byt_rt5651_be_ssp2_ops, SND_SOC_DAILINK_REG(ssp2_port, ssp2_codec, platform), }, }; /* SoC card */ static char byt_rt5651_codec_name[SND_ACPI_I2C_ID_LEN]; #if !IS_ENABLED(CONFIG_SND_SOC_INTEL_USER_FRIENDLY_LONG_NAMES) static char byt_rt5651_long_name[50]; /* = "bytcr-rt5651-*-spk-*-mic[-swapped-hp]" */ #endif static char byt_rt5651_components[50]; /* = "cfg-spk:* cfg-mic:*" */ static int byt_rt5651_suspend(struct snd_soc_card *card) { struct snd_soc_component *component; if (!BYT_RT5651_JDSRC(byt_rt5651_quirk)) return 0; for_each_card_components(card, component) { if (!strcmp(component->name, byt_rt5651_codec_name)) { dev_dbg(component->dev, "disabling jack detect before suspend\n"); snd_soc_component_set_jack(component, NULL, NULL); break; } } return 0; } static int byt_rt5651_resume(struct snd_soc_card *card) { struct byt_rt5651_private *priv = snd_soc_card_get_drvdata(card); struct snd_soc_component *component; if (!BYT_RT5651_JDSRC(byt_rt5651_quirk)) return 0; for_each_card_components(card, component) { if (!strcmp(component->name, byt_rt5651_codec_name)) { dev_dbg(component->dev, "re-enabling jack detect after resume\n"); snd_soc_component_set_jack(component, &priv->jack, priv->hp_detect); break; } } return 0; } /* use space before codec name to simplify card ID, and simplify driver name */ #define SOF_CARD_NAME "bytcht rt5651" /* card name will be 'sof-bytcht rt5651' */ #define SOF_DRIVER_NAME "SOF" #define CARD_NAME "bytcr-rt5651" #define DRIVER_NAME NULL /* card name will be used for driver name */ static struct snd_soc_card byt_rt5651_card = { .name = CARD_NAME, .driver_name = DRIVER_NAME, .owner = THIS_MODULE, .dai_link = byt_rt5651_dais, .num_links = ARRAY_SIZE(byt_rt5651_dais), .dapm_widgets = byt_rt5651_widgets, .num_dapm_widgets = ARRAY_SIZE(byt_rt5651_widgets), .dapm_routes = byt_rt5651_audio_map, .num_dapm_routes = ARRAY_SIZE(byt_rt5651_audio_map), .fully_routed = true, .suspend_pre = byt_rt5651_suspend, .resume_post = byt_rt5651_resume, }; static const struct acpi_gpio_params ext_amp_enable_gpios = { 0, 0, false }; static const struct acpi_gpio_mapping cht_rt5651_gpios[] = { /* * Some boards have I2cSerialBusV2, GpioIo, GpioInt as ACPI resources, * other boards may have I2cSerialBusV2, GpioInt, GpioIo instead. * We want the GpioIo one for the ext-amp-enable-gpio. */ { "ext-amp-enable-gpios", &ext_amp_enable_gpios, 1, ACPI_GPIO_QUIRK_ONLY_GPIOIO }, { }, }; struct acpi_chan_package { /* ACPICA seems to require 64 bit integers */ u64 aif_value; /* 1: AIF1, 2: AIF2 */ u64 mclock_value; /* usually 25MHz (0x17d7940), ignored */ }; static int snd_byt_rt5651_mc_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; static const char * const mic_name[] = { "dmic", "in1", "in2", "in12" }; struct snd_soc_acpi_mach *mach = dev_get_platdata(dev); struct byt_rt5651_private *priv; const char *platform_name; struct acpi_device *adev; struct device *codec_dev; bool sof_parent; bool is_bytcr = false; int ret_val = 0; int dai_index = 0; int i; priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL); if (!priv) return -ENOMEM; /* register the soc card */ byt_rt5651_card.dev = dev; snd_soc_card_set_drvdata(&byt_rt5651_card, priv); /* fix index of codec dai */ for (i = 0; i < ARRAY_SIZE(byt_rt5651_dais); i++) { if (byt_rt5651_dais[i].num_codecs && !strcmp(byt_rt5651_dais[i].codecs->name, "i2c-10EC5651:00")) { dai_index = i; break; } } /* fixup codec name based on HID */ adev = acpi_dev_get_first_match_dev(mach->id, NULL, -1); if (adev) { snprintf(byt_rt5651_codec_name, sizeof(byt_rt5651_codec_name), "i2c-%s", acpi_dev_name(adev)); byt_rt5651_dais[dai_index].codecs->name = byt_rt5651_codec_name; } else { dev_err(dev, "Error cannot find '%s' dev\n", mach->id); return -ENOENT; } codec_dev = acpi_get_first_physical_node(adev); acpi_dev_put(adev); if (!codec_dev) return -EPROBE_DEFER; priv->codec_dev = get_device(codec_dev); /* * swap SSP0 if bytcr is detected * (will be overridden if DMI quirk is detected) */ if (soc_intel_is_byt()) { if (mach->mach_params.acpi_ipc_irq_index == 0) is_bytcr = true; } if (is_bytcr) { /* * Baytrail CR platforms may have CHAN package in BIOS, try * to find relevant routing quirk based as done on Windows * platforms. We have to read the information directly from the * BIOS, at this stage the card is not created and the links * with the codec driver/pdata are non-existent */ struct acpi_chan_package chan_package = { 0 }; /* format specified: 2 64-bit integers */ struct acpi_buffer format = {sizeof("NN"), "NN"}; struct acpi_buffer state = {0, NULL}; struct snd_soc_acpi_package_context pkg_ctx; bool pkg_found = false; state.length = sizeof(chan_package); state.pointer = &chan_package; pkg_ctx.name = "CHAN"; pkg_ctx.length = 2; pkg_ctx.format = &format; pkg_ctx.state = &state; pkg_ctx.data_valid = false; pkg_found = snd_soc_acpi_find_package_from_hid(mach->id, &pkg_ctx); if (pkg_found) { if (chan_package.aif_value == 1) { dev_info(dev, "BIOS Routing: AIF1 connected\n"); byt_rt5651_quirk |= BYT_RT5651_SSP0_AIF1; } else if (chan_package.aif_value == 2) { dev_info(dev, "BIOS Routing: AIF2 connected\n"); byt_rt5651_quirk |= BYT_RT5651_SSP0_AIF2; } else { dev_info(dev, "BIOS Routing isn't valid, ignored\n"); pkg_found = false; } } if (!pkg_found) { /* no BIOS indications, assume SSP0-AIF2 connection */ byt_rt5651_quirk |= BYT_RT5651_SSP0_AIF2; } } /* check quirks before creating card */ dmi_check_system(byt_rt5651_quirk_table); if (quirk_override != -1) { dev_info(dev, "Overriding quirk 0x%lx => 0x%x\n", byt_rt5651_quirk, quirk_override); byt_rt5651_quirk = quirk_override; } /* Must be called before register_card, also see declaration comment. */ ret_val = byt_rt5651_add_codec_device_props(codec_dev, priv); if (ret_val) goto err_device; /* Cherry Trail devices use an external amplifier enable gpio */ if (soc_intel_is_cht() && !byt_rt5651_gpios) byt_rt5651_gpios = cht_rt5651_gpios; if (byt_rt5651_gpios) { devm_acpi_dev_add_driver_gpios(codec_dev, byt_rt5651_gpios); priv->ext_amp_gpio = devm_fwnode_gpiod_get(dev, codec_dev->fwnode, "ext-amp-enable", GPIOD_OUT_LOW, "speaker-amp"); if (IS_ERR(priv->ext_amp_gpio)) { ret_val = PTR_ERR(priv->ext_amp_gpio); switch (ret_val) { case -ENOENT: priv->ext_amp_gpio = NULL; break; default: dev_err(dev, "Failed to get ext-amp-enable GPIO: %d\n", ret_val); fallthrough; case -EPROBE_DEFER: goto err; } } priv->hp_detect = devm_fwnode_gpiod_get(dev, codec_dev->fwnode, "hp-detect", GPIOD_IN, "hp-detect"); if (IS_ERR(priv->hp_detect)) { ret_val = PTR_ERR(priv->hp_detect); switch (ret_val) { case -ENOENT: priv->hp_detect = NULL; break; default: dev_err(dev, "Failed to get hp-detect GPIO: %d\n", ret_val); fallthrough; case -EPROBE_DEFER: goto err; } } } log_quirks(dev); if ((byt_rt5651_quirk & BYT_RT5651_SSP2_AIF2) || (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2)) byt_rt5651_dais[dai_index].codecs->dai_name = "rt5651-aif2"; if ((byt_rt5651_quirk & BYT_RT5651_SSP0_AIF1) || (byt_rt5651_quirk & BYT_RT5651_SSP0_AIF2)) byt_rt5651_dais[dai_index].cpus->dai_name = "ssp0-port"; if (byt_rt5651_quirk & BYT_RT5651_MCLK_EN) { priv->mclk = devm_clk_get_optional(dev, "pmc_plt_clk_3"); if (IS_ERR(priv->mclk)) { ret_val = dev_err_probe(dev, PTR_ERR(priv->mclk), "Failed to get MCLK from pmc_plt_clk_3\n"); goto err; } /* * Fall back to bit clock usage when clock is not * available likely due to missing dependencies. */ if (!priv->mclk) byt_rt5651_quirk &= ~BYT_RT5651_MCLK_EN; } snprintf(byt_rt5651_components, sizeof(byt_rt5651_components), "cfg-spk:%s cfg-mic:%s%s", (byt_rt5651_quirk & BYT_RT5651_MONO_SPEAKER) ? "1" : "2", mic_name[BYT_RT5651_MAP(byt_rt5651_quirk)], (byt_rt5651_quirk & BYT_RT5651_HP_LR_SWAPPED) ? " cfg-hp:lrswap" : ""); byt_rt5651_card.components = byt_rt5651_components; #if !IS_ENABLED(CONFIG_SND_SOC_INTEL_USER_FRIENDLY_LONG_NAMES) snprintf(byt_rt5651_long_name, sizeof(byt_rt5651_long_name), "bytcr-rt5651-%s-spk-%s-mic%s", (byt_rt5651_quirk & BYT_RT5651_MONO_SPEAKER) ? "mono" : "stereo", mic_name[BYT_RT5651_MAP(byt_rt5651_quirk)], (byt_rt5651_quirk & BYT_RT5651_HP_LR_SWAPPED) ? "-hp-swapped" : ""); byt_rt5651_card.long_name = byt_rt5651_long_name; #endif /* override platform name, if required */ platform_name = mach->mach_params.platform; ret_val = snd_soc_fixup_dai_links_platform_name(&byt_rt5651_card, platform_name); if (ret_val) goto err; sof_parent = snd_soc_acpi_sof_parent(dev); /* set card and driver name */ if (sof_parent) { byt_rt5651_card.name = SOF_CARD_NAME; byt_rt5651_card.driver_name = SOF_DRIVER_NAME; } else { byt_rt5651_card.name = CARD_NAME; byt_rt5651_card.driver_name = DRIVER_NAME; } /* set pm ops */ if (sof_parent) dev->driver->pm = &snd_soc_pm_ops; ret_val = devm_snd_soc_register_card(dev, &byt_rt5651_card); if (ret_val) { dev_err(dev, "devm_snd_soc_register_card failed %d\n", ret_val); goto err; } platform_set_drvdata(pdev, &byt_rt5651_card); return ret_val; err: device_remove_software_node(priv->codec_dev); err_device: put_device(priv->codec_dev); return ret_val; } static void snd_byt_rt5651_mc_remove(struct platform_device *pdev) { struct snd_soc_card *card = platform_get_drvdata(pdev); struct byt_rt5651_private *priv = snd_soc_card_get_drvdata(card); device_remove_software_node(priv->codec_dev); put_device(priv->codec_dev); } static struct platform_driver snd_byt_rt5651_mc_driver = { .driver = { .name = "bytcr_rt5651", }, .probe = snd_byt_rt5651_mc_probe, .remove = snd_byt_rt5651_mc_remove, }; module_platform_driver(snd_byt_rt5651_mc_driver); MODULE_DESCRIPTION("ASoC Intel(R) Baytrail CR Machine driver for RT5651"); MODULE_AUTHOR("Pierre-Louis Bossart "); MODULE_LICENSE("GPL v2"); MODULE_ALIAS("platform:bytcr_rt5651");