1 // SPDX-License-Identifier: GPL-2.0-only 2 // 3 // Copyright(c) 2021-2022 Intel Corporation. All rights reserved. 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 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(card->dev, card_jack_pins, sizeof(*pins) * num_pins, GFP_KERNEL); 106 if (!pins) 107 return -ENOMEM; 108 109 /* Need to enable ASRC function for 24MHz mclk rate */ 110 if ((avs_rt5682_quirk & AVS_RT5682_MCLK_EN) && 111 (avs_rt5682_quirk & AVS_RT5682_MCLK_24MHZ)) { 112 rt5682_sel_asrc_clk_src(component, RT5682_DA_STEREO1_FILTER | 113 RT5682_AD_STEREO1_FILTER, RT5682_CLK_SEL_I2S1_ASRC); 114 } 115 116 117 ret = snd_soc_card_jack_new_pins(card, "Headset Jack", SND_JACK_HEADSET | SND_JACK_BTN_0 | 118 SND_JACK_BTN_1 | SND_JACK_BTN_2 | SND_JACK_BTN_3, jack, 119 pins, num_pins); 120 if (ret) { 121 dev_err(card->dev, "Headset Jack creation failed: %d\n", ret); 122 return ret; 123 } 124 125 snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE); 126 snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND); 127 snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP); 128 snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN); 129 130 ret = snd_soc_component_set_jack(component, jack, NULL); 131 if (ret) { 132 dev_err(card->dev, "Headset Jack call-back failed: %d\n", ret); 133 return ret; 134 } 135 136 return 0; 137 }; 138 139 static void avs_rt5682_codec_exit(struct snd_soc_pcm_runtime *rtd) 140 { 141 snd_soc_component_set_jack(snd_soc_rtd_to_codec(rtd, 0)->component, NULL, NULL); 142 } 143 144 static int 145 avs_rt5682_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) 146 { 147 struct snd_soc_pcm_runtime *runtime = snd_soc_substream_to_rtd(substream); 148 struct snd_soc_dai *codec_dai = snd_soc_rtd_to_codec(runtime, 0); 149 int pll_source, freq_in, freq_out; 150 int ret; 151 152 if (avs_rt5682_quirk & AVS_RT5682_MCLK_EN) { 153 pll_source = RT5682_PLL1_S_MCLK; 154 if (avs_rt5682_quirk & AVS_RT5682_MCLK_24MHZ) 155 freq_in = 24000000; 156 else 157 freq_in = 19200000; 158 } else { 159 pll_source = RT5682_PLL1_S_BCLK1; 160 freq_in = params_rate(params) * 50; 161 } 162 163 freq_out = params_rate(params) * 512; 164 165 ret = snd_soc_dai_set_pll(codec_dai, RT5682_PLL1, pll_source, freq_in, freq_out); 166 if (ret < 0) 167 dev_err(runtime->dev, "Set PLL failed: %d\n", ret); 168 169 ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL1, freq_out, SND_SOC_CLOCK_IN); 170 if (ret < 0) 171 dev_err(runtime->dev, "Set sysclk failed: %d\n", ret); 172 173 /* slot_width should be equal or larger than data length. */ 174 ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x0, 0x0, 2, params_width(params)); 175 if (ret < 0) 176 dev_err(runtime->dev, "Set TDM slot failed: %d\n", ret); 177 178 return ret; 179 } 180 181 static const struct snd_soc_ops avs_rt5682_ops = { 182 .hw_params = avs_rt5682_hw_params, 183 }; 184 185 static int 186 avs_rt5682_be_fixup(struct snd_soc_pcm_runtime *runtime, struct snd_pcm_hw_params *params) 187 { 188 struct snd_interval *rate, *channels; 189 struct snd_mask *fmt; 190 191 rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); 192 channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); 193 fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT); 194 195 /* The ADSP will convert the FE rate to 48k, stereo */ 196 rate->min = rate->max = 48000; 197 channels->min = channels->max = 2; 198 199 /* set SSPN to 24 bit */ 200 snd_mask_none(fmt); 201 snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE); 202 203 return 0; 204 } 205 206 static int avs_create_dai_link(struct device *dev, const char *platform_name, int ssp_port, 207 int tdm_slot, struct snd_soc_dai_link **dai_link) 208 { 209 struct snd_soc_dai_link_component *platform; 210 struct snd_soc_dai_link *dl; 211 212 dl = devm_kzalloc(dev, sizeof(*dl), GFP_KERNEL); 213 platform = devm_kzalloc(dev, sizeof(*platform), GFP_KERNEL); 214 if (!dl || !platform) 215 return -ENOMEM; 216 217 platform->name = platform_name; 218 219 dl->name = devm_kasprintf(dev, GFP_KERNEL, 220 AVS_STRING_FMT("SSP", "-Codec", ssp_port, tdm_slot)); 221 dl->cpus = devm_kzalloc(dev, sizeof(*dl->cpus), GFP_KERNEL); 222 dl->codecs = devm_kzalloc(dev, sizeof(*dl->codecs), GFP_KERNEL); 223 if (!dl->name || !dl->cpus || !dl->codecs) 224 return -ENOMEM; 225 226 dl->cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, 227 AVS_STRING_FMT("SSP", " Pin", ssp_port, tdm_slot)); 228 dl->codecs->name = devm_kasprintf(dev, GFP_KERNEL, "i2c-10EC5682:00"); 229 dl->codecs->dai_name = devm_kasprintf(dev, GFP_KERNEL, AVS_RT5682_CODEC_DAI_NAME); 230 if (!dl->cpus->dai_name || !dl->codecs->name || !dl->codecs->dai_name) 231 return -ENOMEM; 232 233 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 dl->dpcm_capture = 1; 246 dl->dpcm_playback = 1; 247 248 *dai_link = dl; 249 250 return 0; 251 } 252 253 static int avs_card_suspend_pre(struct snd_soc_card *card) 254 { 255 struct snd_soc_dai *codec_dai = snd_soc_card_get_codec_dai(card, AVS_RT5682_CODEC_DAI_NAME); 256 257 return snd_soc_component_set_jack(codec_dai->component, NULL, NULL); 258 } 259 260 static int avs_card_resume_post(struct snd_soc_card *card) 261 { 262 struct snd_soc_dai *codec_dai = snd_soc_card_get_codec_dai(card, AVS_RT5682_CODEC_DAI_NAME); 263 struct snd_soc_jack *jack = snd_soc_card_get_drvdata(card); 264 265 return snd_soc_component_set_jack(codec_dai->component, jack, NULL); 266 } 267 268 static int avs_rt5682_probe(struct platform_device *pdev) 269 { 270 struct snd_soc_dai_link *dai_link; 271 struct snd_soc_acpi_mach *mach; 272 struct snd_soc_card *card; 273 struct snd_soc_jack *jack; 274 struct device *dev = &pdev->dev; 275 const char *pname; 276 int ssp_port, tdm_slot, ret; 277 278 if (pdev->id_entry && pdev->id_entry->driver_data) 279 avs_rt5682_quirk = (unsigned long)pdev->id_entry->driver_data; 280 281 dmi_check_system(avs_rt5682_quirk_table); 282 dev_dbg(dev, "avs_rt5682_quirk = %lx\n", avs_rt5682_quirk); 283 284 mach = dev_get_platdata(dev); 285 pname = mach->mach_params.platform; 286 287 ret = avs_mach_get_ssp_tdm(dev, mach, &ssp_port, &tdm_slot); 288 if (ret) 289 return ret; 290 291 ret = avs_create_dai_link(dev, pname, ssp_port, tdm_slot, &dai_link); 292 if (ret) { 293 dev_err(dev, "Failed to create dai link: %d", ret); 294 return ret; 295 } 296 297 jack = devm_kzalloc(dev, sizeof(*jack), GFP_KERNEL); 298 card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL); 299 if (!jack || !card) 300 return -ENOMEM; 301 302 card->name = "avs_rt5682"; 303 card->dev = dev; 304 card->owner = THIS_MODULE; 305 card->suspend_pre = avs_card_suspend_pre; 306 card->resume_post = avs_card_resume_post; 307 card->dai_link = dai_link; 308 card->num_links = 1; 309 card->controls = card_controls; 310 card->num_controls = ARRAY_SIZE(card_controls); 311 card->dapm_widgets = card_widgets; 312 card->num_dapm_widgets = ARRAY_SIZE(card_widgets); 313 card->dapm_routes = card_base_routes; 314 card->num_dapm_routes = ARRAY_SIZE(card_base_routes); 315 card->fully_routed = true; 316 snd_soc_card_set_drvdata(card, jack); 317 318 ret = snd_soc_fixup_dai_links_platform_name(card, pname); 319 if (ret) 320 return ret; 321 322 return devm_snd_soc_register_card(dev, card); 323 } 324 325 static const struct platform_device_id avs_rt5682_driver_ids[] = { 326 { 327 .name = "avs_rt5682", 328 }, 329 {}, 330 }; 331 MODULE_DEVICE_TABLE(platform, avs_rt5682_driver_ids); 332 333 static struct platform_driver avs_rt5682_driver = { 334 .probe = avs_rt5682_probe, 335 .driver = { 336 .name = "avs_rt5682", 337 .pm = &snd_soc_pm_ops, 338 }, 339 .id_table = avs_rt5682_driver_ids, 340 }; 341 342 module_platform_driver(avs_rt5682_driver) 343 344 MODULE_DESCRIPTION("Intel rt5682 machine driver"); 345 MODULE_AUTHOR("Cezary Rojewski <cezary.rojewski@intel.com>"); 346 MODULE_LICENSE("GPL"); 347