1 // SPDX-License-Identifier: GPL-2.0-only 2 // 3 // Copyright(c) 2021-2022 Intel Corporation 4 // 5 // Authors: Cezary Rojewski <cezary.rojewski@intel.com> 6 // Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com> 7 // 8 9 #include <linux/clk.h> 10 #include <linux/dmi.h> 11 #include <linux/i2c.h> 12 #include <linux/input.h> 13 #include <linux/module.h> 14 #include <linux/platform_device.h> 15 #include <sound/core.h> 16 #include <sound/jack.h> 17 #include <sound/pcm.h> 18 #include <sound/pcm_params.h> 19 #include <sound/rt5682.h> 20 #include <sound/soc.h> 21 #include <sound/soc-acpi.h> 22 #include "../../common/soc-intel-quirks.h" 23 #include "../../../codecs/rt5682.h" 24 #include "../utils.h" 25 26 #define AVS_RT5682_SSP_CODEC(quirk) ((quirk) & GENMASK(2, 0)) 27 #define AVS_RT5682_SSP_CODEC_MASK (GENMASK(2, 0)) 28 #define AVS_RT5682_MCLK_EN BIT(3) 29 #define AVS_RT5682_MCLK_24MHZ BIT(4) 30 #define AVS_RT5682_CODEC_DAI_NAME "rt5682-aif1" 31 32 /* Default: MCLK on, MCLK 19.2M, SSP0 */ 33 static unsigned long avs_rt5682_quirk = AVS_RT5682_MCLK_EN | AVS_RT5682_SSP_CODEC(0); 34 35 static int avs_rt5682_quirk_cb(const struct dmi_system_id *id) 36 { 37 avs_rt5682_quirk = (unsigned long)id->driver_data; 38 return 1; 39 } 40 41 static const struct dmi_system_id avs_rt5682_quirk_table[] = { 42 { 43 .callback = avs_rt5682_quirk_cb, 44 .matches = { 45 DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"), 46 DMI_MATCH(DMI_PRODUCT_NAME, "WhiskeyLake Client"), 47 }, 48 .driver_data = (void *)(AVS_RT5682_MCLK_EN | 49 AVS_RT5682_MCLK_24MHZ | 50 AVS_RT5682_SSP_CODEC(1)), 51 }, 52 { 53 .callback = avs_rt5682_quirk_cb, 54 .matches = { 55 DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"), 56 DMI_MATCH(DMI_PRODUCT_NAME, "Ice Lake Client"), 57 }, 58 .driver_data = (void *)(AVS_RT5682_MCLK_EN | 59 AVS_RT5682_SSP_CODEC(0)), 60 }, 61 {} 62 }; 63 64 static const struct snd_kcontrol_new card_controls[] = { 65 SOC_DAPM_PIN_SWITCH("Headphone Jack"), 66 SOC_DAPM_PIN_SWITCH("Headset Mic"), 67 }; 68 69 static const struct snd_soc_dapm_widget card_widgets[] = { 70 SND_SOC_DAPM_HP("Headphone Jack", NULL), 71 SND_SOC_DAPM_MIC("Headset Mic", NULL), 72 }; 73 74 static const struct snd_soc_dapm_route card_base_routes[] = { 75 /* HP jack connectors - unknown if we have jack detect */ 76 { "Headphone Jack", NULL, "HPOL" }, 77 { "Headphone Jack", NULL, "HPOR" }, 78 79 /* other jacks */ 80 { "IN1P", NULL, "Headset Mic" }, 81 }; 82 83 static const struct snd_soc_jack_pin card_jack_pins[] = { 84 { 85 .pin = "Headphone Jack", 86 .mask = SND_JACK_HEADPHONE, 87 }, 88 { 89 .pin = "Headset Mic", 90 .mask = SND_JACK_MICROPHONE, 91 }, 92 }; 93 94 static int avs_rt5682_codec_init(struct snd_soc_pcm_runtime *runtime) 95 { 96 struct snd_soc_component *component = snd_soc_rtd_to_codec(runtime, 0)->component; 97 struct snd_soc_card *card = runtime->card; 98 struct snd_soc_jack_pin *pins; 99 struct snd_soc_jack *jack; 100 int num_pins, ret; 101 102 jack = snd_soc_card_get_drvdata(card); 103 num_pins = ARRAY_SIZE(card_jack_pins); 104 105 pins = devm_kmemdup_array(card->dev, card_jack_pins, num_pins, 106 sizeof(card_jack_pins[0]), GFP_KERNEL); 107 if (!pins) 108 return -ENOMEM; 109 110 /* Need to enable ASRC function for 24MHz mclk rate */ 111 if ((avs_rt5682_quirk & AVS_RT5682_MCLK_EN) && 112 (avs_rt5682_quirk & AVS_RT5682_MCLK_24MHZ)) { 113 rt5682_sel_asrc_clk_src(component, RT5682_DA_STEREO1_FILTER | 114 RT5682_AD_STEREO1_FILTER, RT5682_CLK_SEL_I2S1_ASRC); 115 } 116 117 118 ret = snd_soc_card_jack_new_pins(card, "Headset Jack", SND_JACK_HEADSET | SND_JACK_BTN_0 | 119 SND_JACK_BTN_1 | SND_JACK_BTN_2 | SND_JACK_BTN_3, jack, 120 pins, num_pins); 121 if (ret) { 122 dev_err(card->dev, "Headset Jack creation failed: %d\n", ret); 123 return ret; 124 } 125 126 snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); 127 snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND); 128 snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP); 129 snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN); 130 131 ret = snd_soc_component_set_jack(component, jack, NULL); 132 if (ret) { 133 dev_err(card->dev, "Headset Jack call-back failed: %d\n", ret); 134 return ret; 135 } 136 137 return 0; 138 }; 139 140 static void avs_rt5682_codec_exit(struct snd_soc_pcm_runtime *rtd) 141 { 142 snd_soc_component_set_jack(snd_soc_rtd_to_codec(rtd, 0)->component, NULL, NULL); 143 } 144 145 static int 146 avs_rt5682_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) 147 { 148 struct snd_soc_pcm_runtime *runtime = snd_soc_substream_to_rtd(substream); 149 struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(runtime, 0); 150 int pll_source, freq_in, freq_out; 151 int ret; 152 153 if (avs_rt5682_quirk & AVS_RT5682_MCLK_EN) { 154 pll_source = RT5682_PLL1_S_MCLK; 155 if (avs_rt5682_quirk & AVS_RT5682_MCLK_24MHZ) 156 freq_in = 24000000; 157 else 158 freq_in = 19200000; 159 } else { 160 pll_source = RT5682_PLL1_S_BCLK1; 161 freq_in = params_rate(params) * 50; 162 } 163 164 freq_out = params_rate(params) * 512; 165 166 ret = snd_soc_dai_set_pll(codec_dai, RT5682_PLL1, pll_source, freq_in, freq_out); 167 if (ret < 0) 168 dev_err(runtime->dev, "Set PLL failed: %d\n", ret); 169 170 ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL1, freq_out, SND_SOC_CLOCK_IN); 171 if (ret < 0) 172 dev_err(runtime->dev, "Set sysclk failed: %d\n", ret); 173 174 /* slot_width should be equal or larger than data length. */ 175 ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x0, 0x0, 2, params_width(params)); 176 if (ret < 0) 177 dev_err(runtime->dev, "Set TDM slot failed: %d\n", ret); 178 179 return ret; 180 } 181 182 static const struct snd_soc_ops avs_rt5682_ops = { 183 .hw_params = avs_rt5682_hw_params, 184 }; 185 186 static int 187 avs_rt5682_be_fixup(struct snd_soc_pcm_runtime *runtime, struct snd_pcm_hw_params *params) 188 { 189 struct snd_interval *rate, *channels; 190 struct snd_mask *fmt; 191 192 rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); 193 channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); 194 fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT); 195 196 /* The ADSP will convert the FE rate to 48k, stereo */ 197 rate->min = rate->max = 48000; 198 channels->min = channels->max = 2; 199 200 /* set SSPN to 24 bit */ 201 snd_mask_none(fmt); 202 snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE); 203 204 return 0; 205 } 206 207 static int avs_create_dai_link(struct device *dev, int ssp_port, int tdm_slot, 208 struct snd_soc_dai_link **dai_link) 209 { 210 struct snd_soc_dai_link_component *platform; 211 struct snd_soc_dai_link *dl; 212 213 dl = devm_kzalloc(dev, sizeof(*dl), GFP_KERNEL); 214 platform = devm_kzalloc(dev, sizeof(*platform), GFP_KERNEL); 215 if (!dl || !platform) 216 return -ENOMEM; 217 218 dl->name = devm_kasprintf(dev, GFP_KERNEL, 219 AVS_STRING_FMT("SSP", "-Codec", ssp_port, tdm_slot)); 220 dl->cpus = devm_kzalloc(dev, sizeof(*dl->cpus), GFP_KERNEL); 221 dl->codecs = devm_kzalloc(dev, sizeof(*dl->codecs), GFP_KERNEL); 222 if (!dl->name || !dl->cpus || !dl->codecs) 223 return -ENOMEM; 224 225 dl->cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, 226 AVS_STRING_FMT("SSP", " Pin", ssp_port, tdm_slot)); 227 dl->codecs->name = devm_kasprintf(dev, GFP_KERNEL, "i2c-10EC5682:00"); 228 dl->codecs->dai_name = devm_kasprintf(dev, GFP_KERNEL, AVS_RT5682_CODEC_DAI_NAME); 229 if (!dl->cpus->dai_name || !dl->codecs->name || !dl->codecs->dai_name) 230 return -ENOMEM; 231 232 platform->name = dev_name(dev); 233 dl->num_cpus = 1; 234 dl->num_codecs = 1; 235 dl->platforms = platform; 236 dl->num_platforms = 1; 237 dl->id = 0; 238 dl->dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBC_CFC; 239 dl->init = avs_rt5682_codec_init; 240 dl->exit = avs_rt5682_codec_exit; 241 dl->be_hw_params_fixup = avs_rt5682_be_fixup; 242 dl->ops = &avs_rt5682_ops; 243 dl->nonatomic = 1; 244 dl->no_pcm = 1; 245 246 *dai_link = dl; 247 248 return 0; 249 } 250 251 static int avs_card_suspend_pre(struct snd_soc_card *card) 252 { 253 struct snd_soc_dai *codec_dai = snd_soc_card_get_codec_dai(card, AVS_RT5682_CODEC_DAI_NAME); 254 255 return snd_soc_component_set_jack(codec_dai->component, NULL, NULL); 256 } 257 258 static int avs_card_resume_post(struct snd_soc_card *card) 259 { 260 struct snd_soc_dai *codec_dai = snd_soc_card_get_codec_dai(card, AVS_RT5682_CODEC_DAI_NAME); 261 struct snd_soc_jack *jack = snd_soc_card_get_drvdata(card); 262 263 return snd_soc_component_set_jack(codec_dai->component, jack, NULL); 264 } 265 266 static int avs_rt5682_probe(struct platform_device *pdev) 267 { 268 struct snd_soc_dai_link *dai_link; 269 struct snd_soc_acpi_mach *mach; 270 struct avs_mach_pdata *pdata; 271 struct snd_soc_card *card; 272 struct snd_soc_jack *jack; 273 struct device *dev = &pdev->dev; 274 int ssp_port, tdm_slot, ret; 275 276 if (pdev->id_entry && pdev->id_entry->driver_data) 277 avs_rt5682_quirk = (unsigned long)pdev->id_entry->driver_data; 278 279 dmi_check_system(avs_rt5682_quirk_table); 280 dev_dbg(dev, "avs_rt5682_quirk = %lx\n", avs_rt5682_quirk); 281 282 mach = dev_get_platdata(dev); 283 pdata = mach->pdata; 284 285 ret = avs_mach_get_ssp_tdm(dev, mach, &ssp_port, &tdm_slot); 286 if (ret) 287 return ret; 288 289 ret = avs_create_dai_link(dev, ssp_port, tdm_slot, &dai_link); 290 if (ret) { 291 dev_err(dev, "Failed to create dai link: %d", ret); 292 return ret; 293 } 294 295 jack = devm_kzalloc(dev, sizeof(*jack), GFP_KERNEL); 296 card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL); 297 if (!jack || !card) 298 return -ENOMEM; 299 300 if (pdata->obsolete_card_names) { 301 card->name = "avs_rt5682"; 302 } else { 303 card->driver_name = "avs_rt5682"; 304 card->long_name = card->name = "AVS I2S ALC5682"; 305 } 306 card->dev = dev; 307 card->owner = THIS_MODULE; 308 card->suspend_pre = avs_card_suspend_pre; 309 card->resume_post = avs_card_resume_post; 310 card->dai_link = dai_link; 311 card->num_links = 1; 312 card->controls = card_controls; 313 card->num_controls = ARRAY_SIZE(card_controls); 314 card->dapm_widgets = card_widgets; 315 card->num_dapm_widgets = ARRAY_SIZE(card_widgets); 316 card->dapm_routes = card_base_routes; 317 card->num_dapm_routes = ARRAY_SIZE(card_base_routes); 318 card->fully_routed = true; 319 snd_soc_card_set_drvdata(card, jack); 320 321 return devm_snd_soc_register_deferrable_card(dev, card); 322 } 323 324 static const struct platform_device_id avs_rt5682_driver_ids[] = { 325 { 326 .name = "avs_rt5682", 327 }, 328 {}, 329 }; 330 MODULE_DEVICE_TABLE(platform, avs_rt5682_driver_ids); 331 332 static struct platform_driver avs_rt5682_driver = { 333 .probe = avs_rt5682_probe, 334 .driver = { 335 .name = "avs_rt5682", 336 .pm = &snd_soc_pm_ops, 337 }, 338 .id_table = avs_rt5682_driver_ids, 339 }; 340 341 module_platform_driver(avs_rt5682_driver) 342 343 MODULE_DESCRIPTION("Intel rt5682 machine driver"); 344 MODULE_AUTHOR("Cezary Rojewski <cezary.rojewski@intel.com>"); 345 MODULE_LICENSE("GPL"); 346