1 // SPDX-License-Identifier: GPL-2.0-only
3 // Copyright(c) 2021-2022 Intel Corporation. All rights reserved.
5 // Authors: Cezary Rojewski <cezary.rojewski@intel.com>
6 // Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com>
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"
25 #define AVS_RT5682_SSP_CODEC(quirk) ((quirk) & GENMASK(2, 0))
26 #define AVS_RT5682_SSP_CODEC_MASK (GENMASK(2, 0))
27 #define AVS_RT5682_MCLK_EN BIT(3)
28 #define AVS_RT5682_MCLK_24MHZ BIT(4)
29 #define AVS_RT5682_CODEC_DAI_NAME "rt5682-aif1"
31 /* Default: MCLK on, MCLK 19.2M, SSP0 */
32 static unsigned long avs_rt5682_quirk = AVS_RT5682_MCLK_EN | AVS_RT5682_SSP_CODEC(0);
34 static int avs_rt5682_quirk_cb(const struct dmi_system_id *id)
36 avs_rt5682_quirk = (unsigned long)id->driver_data;
40 static const struct dmi_system_id avs_rt5682_quirk_table[] = {
42 .callback = avs_rt5682_quirk_cb,
44 DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
45 DMI_MATCH(DMI_PRODUCT_NAME, "WhiskeyLake Client"),
47 .driver_data = (void *)(AVS_RT5682_MCLK_EN |
48 AVS_RT5682_MCLK_24MHZ |
49 AVS_RT5682_SSP_CODEC(1)),
52 .callback = avs_rt5682_quirk_cb,
54 DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
55 DMI_MATCH(DMI_PRODUCT_NAME, "Ice Lake Client"),
57 .driver_data = (void *)(AVS_RT5682_MCLK_EN |
58 AVS_RT5682_SSP_CODEC(0)),
63 static const struct snd_kcontrol_new card_controls[] = {
64 SOC_DAPM_PIN_SWITCH("Headphone Jack"),
65 SOC_DAPM_PIN_SWITCH("Headset Mic"),
68 static const struct snd_soc_dapm_widget card_widgets[] = {
69 SND_SOC_DAPM_HP("Headphone Jack", NULL),
70 SND_SOC_DAPM_MIC("Headset Mic", NULL),
73 static const struct snd_soc_dapm_route card_base_routes[] = {
74 /* HP jack connectors - unknown if we have jack detect */
75 { "Headphone Jack", NULL, "HPOL" },
76 { "Headphone Jack", NULL, "HPOR" },
79 { "IN1P", NULL, "Headset Mic" },
82 static struct snd_soc_jack_pin card_jack_pins[] = {
84 .pin = "Headphone Jack",
85 .mask = SND_JACK_HEADPHONE,
89 .mask = SND_JACK_MICROPHONE,
93 static int avs_rt5682_codec_init(struct snd_soc_pcm_runtime *runtime)
95 struct snd_soc_component *component = asoc_rtd_to_codec(runtime, 0)->component;
96 struct snd_soc_card *card = runtime->card;
97 struct snd_soc_jack_pin *pins;
98 struct snd_soc_jack *jack;
101 jack = snd_soc_card_get_drvdata(card);
102 num_pins = ARRAY_SIZE(card_jack_pins);
104 pins = devm_kmemdup(card->dev, card_jack_pins, sizeof(*pins) * num_pins, GFP_KERNEL);
108 /* Need to enable ASRC function for 24MHz mclk rate */
109 if ((avs_rt5682_quirk & AVS_RT5682_MCLK_EN) &&
110 (avs_rt5682_quirk & AVS_RT5682_MCLK_24MHZ)) {
111 rt5682_sel_asrc_clk_src(component, RT5682_DA_STEREO1_FILTER |
112 RT5682_AD_STEREO1_FILTER, RT5682_CLK_SEL_I2S1_ASRC);
116 ret = snd_soc_card_jack_new_pins(card, "Headset Jack", SND_JACK_HEADSET | SND_JACK_BTN_0 |
117 SND_JACK_BTN_1 | SND_JACK_BTN_2 | SND_JACK_BTN_3, jack,
120 dev_err(card->dev, "Headset Jack creation failed: %d\n", ret);
124 snd_jack_set_key(jack->jack, SND_JACK_BTN_0, KEY_PLAYPAUSE);
125 snd_jack_set_key(jack->jack, SND_JACK_BTN_1, KEY_VOICECOMMAND);
126 snd_jack_set_key(jack->jack, SND_JACK_BTN_2, KEY_VOLUMEUP);
127 snd_jack_set_key(jack->jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN);
129 ret = snd_soc_component_set_jack(component, jack, NULL);
131 dev_err(card->dev, "Headset Jack call-back failed: %d\n", ret);
138 static void avs_rt5682_codec_exit(struct snd_soc_pcm_runtime *rtd)
140 snd_soc_component_set_jack(asoc_rtd_to_codec(rtd, 0)->component, NULL, NULL);
144 avs_rt5682_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params)
146 struct snd_soc_pcm_runtime *runtime = asoc_substream_to_rtd(substream);
147 struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(runtime, 0);
148 int clk_id, clk_freq;
151 if (avs_rt5682_quirk & AVS_RT5682_MCLK_EN) {
152 clk_id = RT5682_PLL1_S_MCLK;
153 if (avs_rt5682_quirk & AVS_RT5682_MCLK_24MHZ)
158 clk_id = RT5682_PLL1_S_BCLK1;
159 clk_freq = params_rate(params) * 50;
162 pll_out = params_rate(params) * 512;
164 ret = snd_soc_dai_set_pll(codec_dai, 0, clk_id, clk_freq, pll_out);
166 dev_err(runtime->dev, "snd_soc_dai_set_pll err = %d\n", ret);
168 /* Configure sysclk for codec */
169 ret = snd_soc_dai_set_sysclk(codec_dai, RT5682_SCLK_S_PLL1, pll_out, SND_SOC_CLOCK_IN);
171 dev_err(runtime->dev, "snd_soc_dai_set_sysclk err = %d\n", ret);
173 /* slot_width should equal or large than data length, set them be the same */
174 ret = snd_soc_dai_set_tdm_slot(codec_dai, 0x0, 0x0, 2, params_width(params));
176 dev_err(runtime->dev, "set TDM slot err:%d\n", ret);
183 static const struct snd_soc_ops avs_rt5682_ops = {
184 .hw_params = avs_rt5682_hw_params,
188 avs_rt5682_be_fixup(struct snd_soc_pcm_runtime *runtime, struct snd_pcm_hw_params *params)
190 struct snd_interval *rate, *channels;
191 struct snd_mask *fmt;
193 rate = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE);
194 channels = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS);
195 fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
197 /* The ADSP will convert the FE rate to 48k, stereo */
198 rate->min = rate->max = 48000;
199 channels->min = channels->max = 2;
201 /* set SSPN to 24 bit */
203 snd_mask_set_format(fmt, SNDRV_PCM_FORMAT_S24_LE);
208 static int avs_create_dai_link(struct device *dev, const char *platform_name, int ssp_port,
209 struct snd_soc_dai_link **dai_link)
211 struct snd_soc_dai_link_component *platform;
212 struct snd_soc_dai_link *dl;
214 dl = devm_kzalloc(dev, sizeof(*dl), GFP_KERNEL);
215 platform = devm_kzalloc(dev, sizeof(*platform), GFP_KERNEL);
216 if (!dl || !platform)
219 platform->name = platform_name;
221 dl->name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-Codec", ssp_port);
222 dl->cpus = devm_kzalloc(dev, sizeof(*dl->cpus), GFP_KERNEL);
223 dl->codecs = devm_kzalloc(dev, sizeof(*dl->codecs), GFP_KERNEL);
224 if (!dl->name || !dl->cpus || !dl->codecs)
227 dl->cpus->dai_name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d Pin", ssp_port);
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)
235 dl->platforms = platform;
236 dl->num_platforms = 1;
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;
245 dl->dpcm_capture = 1;
246 dl->dpcm_playback = 1;
253 static int avs_card_suspend_pre(struct snd_soc_card *card)
255 struct snd_soc_dai *codec_dai = snd_soc_card_get_codec_dai(card, AVS_RT5682_CODEC_DAI_NAME);
257 return snd_soc_component_set_jack(codec_dai->component, NULL, NULL);
260 static int avs_card_resume_post(struct snd_soc_card *card)
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);
265 return snd_soc_component_set_jack(codec_dai->component, jack, NULL);
268 static int avs_rt5682_probe(struct platform_device *pdev)
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;
278 if (pdev->id_entry && pdev->id_entry->driver_data)
279 avs_rt5682_quirk = (unsigned long)pdev->id_entry->driver_data;
281 dmi_check_system(avs_rt5682_quirk_table);
282 dev_dbg(dev, "avs_rt5682_quirk = %lx\n", avs_rt5682_quirk);
284 mach = dev_get_platdata(dev);
285 pname = mach->mach_params.platform;
286 ssp_port = __ffs(mach->mach_params.i2s_link_mask);
288 ret = avs_create_dai_link(dev, pname, ssp_port, &dai_link);
290 dev_err(dev, "Failed to create dai link: %d", ret);
294 jack = devm_kzalloc(dev, sizeof(*jack), GFP_KERNEL);
295 card = devm_kzalloc(dev, sizeof(*card), GFP_KERNEL);
299 card->name = "avs_rt5682";
301 card->owner = THIS_MODULE;
302 card->suspend_pre = avs_card_suspend_pre;
303 card->resume_post = avs_card_resume_post;
304 card->dai_link = dai_link;
306 card->controls = card_controls;
307 card->num_controls = ARRAY_SIZE(card_controls);
308 card->dapm_widgets = card_widgets;
309 card->num_dapm_widgets = ARRAY_SIZE(card_widgets);
310 card->dapm_routes = card_base_routes;
311 card->num_dapm_routes = ARRAY_SIZE(card_base_routes);
312 card->fully_routed = true;
313 snd_soc_card_set_drvdata(card, jack);
315 ret = snd_soc_fixup_dai_links_platform_name(card, pname);
319 return devm_snd_soc_register_card(dev, card);
322 static struct platform_driver avs_rt5682_driver = {
323 .probe = avs_rt5682_probe,
325 .name = "avs_rt5682",
326 .pm = &snd_soc_pm_ops,
330 module_platform_driver(avs_rt5682_driver)
332 MODULE_AUTHOR("Cezary Rojewski <cezary.rojewski@intel.com>");
333 MODULE_LICENSE("GPL");
334 MODULE_ALIAS("platform:avs_rt5682");