1 // SPDX-License-Identifier: GPL-2.0+
5 // Copyright 2012 Wolfson Microelectronics
8 #include <sound/soc-dapm.h>
9 #include <sound/jack.h>
10 #include <linux/gpio.h>
11 #include <linux/module.h>
13 #include "../codecs/wm5102.h"
14 #include "../codecs/wm9081.h"
16 /* BCLK2 is fixed at this currently */
17 #define BCLK2_RATE (64 * 8000)
20 * Expect a 24.576MHz crystal if one is fitted (the driver will function
21 * if this is not fitted).
23 #define MCLK_RATE 24576000
25 #define SYS_AUDIO_RATE 44100
26 #define SYS_MCLK_RATE (SYS_AUDIO_RATE * 512)
29 #define DAI_DSP_CODEC 1
30 #define DAI_CODEC_CP 2
31 #define DAI_CODEC_SUB 3
33 struct bells_drvdata {
38 static struct bells_drvdata wm2200_drvdata = {
39 .sysclk_rate = 22579200,
42 static struct bells_drvdata wm5102_drvdata = {
43 .sysclk_rate = 45158400,
44 .asyncclk_rate = 49152000,
47 static struct bells_drvdata wm5110_drvdata = {
48 .sysclk_rate = 135475200,
49 .asyncclk_rate = 147456000,
52 static int bells_set_bias_level(struct snd_soc_card *card,
53 struct snd_soc_dapm_context *dapm,
54 enum snd_soc_bias_level level)
56 struct snd_soc_pcm_runtime *rtd;
57 struct snd_soc_dai *codec_dai;
58 struct snd_soc_component *component;
59 struct bells_drvdata *bells = card->drvdata;
62 rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[DAI_DSP_CODEC]);
63 codec_dai = snd_soc_rtd_to_codec(rtd, 0);
64 component = codec_dai->component;
66 if (dapm->dev != codec_dai->dev)
70 case SND_SOC_BIAS_PREPARE:
71 if (dapm->bias_level != SND_SOC_BIAS_STANDBY)
74 ret = snd_soc_component_set_pll(component, WM5102_FLL1,
75 ARIZONA_FLL_SRC_MCLK1,
79 pr_err("Failed to start FLL: %d\n", ret);
81 if (bells->asyncclk_rate) {
82 ret = snd_soc_component_set_pll(component, WM5102_FLL2,
83 ARIZONA_FLL_SRC_AIF2BCLK,
85 bells->asyncclk_rate);
87 pr_err("Failed to start FLL: %d\n", ret);
98 static int bells_set_bias_level_post(struct snd_soc_card *card,
99 struct snd_soc_dapm_context *dapm,
100 enum snd_soc_bias_level level)
102 struct snd_soc_pcm_runtime *rtd;
103 struct snd_soc_dai *codec_dai;
104 struct snd_soc_component *component;
105 struct bells_drvdata *bells = card->drvdata;
108 rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[DAI_DSP_CODEC]);
109 codec_dai = snd_soc_rtd_to_codec(rtd, 0);
110 component = codec_dai->component;
112 if (dapm->dev != codec_dai->dev)
116 case SND_SOC_BIAS_STANDBY:
117 ret = snd_soc_component_set_pll(component, WM5102_FLL1, 0, 0, 0);
119 pr_err("Failed to stop FLL: %d\n", ret);
123 if (bells->asyncclk_rate) {
124 ret = snd_soc_component_set_pll(component, WM5102_FLL2,
127 pr_err("Failed to stop FLL: %d\n", ret);
137 dapm->bias_level = level;
142 static int bells_late_probe(struct snd_soc_card *card)
144 struct bells_drvdata *bells = card->drvdata;
145 struct snd_soc_pcm_runtime *rtd;
146 struct snd_soc_component *wm0010;
147 struct snd_soc_component *component;
148 struct snd_soc_dai *aif1_dai;
149 struct snd_soc_dai *aif2_dai;
150 struct snd_soc_dai *aif3_dai;
151 struct snd_soc_dai *wm9081_dai;
154 rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[DAI_AP_DSP]);
155 wm0010 = snd_soc_rtd_to_codec(rtd, 0)->component;
157 rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[DAI_DSP_CODEC]);
158 component = snd_soc_rtd_to_codec(rtd, 0)->component;
159 aif1_dai = snd_soc_rtd_to_codec(rtd, 0);
161 ret = snd_soc_component_set_sysclk(component, ARIZONA_CLK_SYSCLK,
162 ARIZONA_CLK_SRC_FLL1,
166 dev_err(component->dev, "Failed to set SYSCLK: %d\n", ret);
170 ret = snd_soc_component_set_sysclk(wm0010, 0, 0, SYS_MCLK_RATE, 0);
172 dev_err(wm0010->dev, "Failed to set WM0010 clock: %d\n", ret);
176 ret = snd_soc_dai_set_sysclk(aif1_dai, ARIZONA_CLK_SYSCLK, 0, 0);
178 dev_err(aif1_dai->dev, "Failed to set AIF1 clock: %d\n", ret);
180 ret = snd_soc_component_set_sysclk(component, ARIZONA_CLK_OPCLK, 0,
181 SYS_MCLK_RATE, SND_SOC_CLOCK_OUT);
183 dev_err(component->dev, "Failed to set OPCLK: %d\n", ret);
185 if (card->num_rtd == DAI_CODEC_CP)
188 ret = snd_soc_component_set_sysclk(component, ARIZONA_CLK_ASYNCCLK,
189 ARIZONA_CLK_SRC_FLL2,
190 bells->asyncclk_rate,
193 dev_err(component->dev, "Failed to set ASYNCCLK: %d\n", ret);
197 rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[DAI_CODEC_CP]);
198 aif2_dai = snd_soc_rtd_to_cpu(rtd, 0);
200 ret = snd_soc_dai_set_sysclk(aif2_dai, ARIZONA_CLK_ASYNCCLK, 0, 0);
202 dev_err(aif2_dai->dev, "Failed to set AIF2 clock: %d\n", ret);
206 if (card->num_rtd == DAI_CODEC_SUB)
209 rtd = snd_soc_get_pcm_runtime(card, &card->dai_link[DAI_CODEC_SUB]);
210 aif3_dai = snd_soc_rtd_to_cpu(rtd, 0);
211 wm9081_dai = snd_soc_rtd_to_codec(rtd, 0);
213 ret = snd_soc_dai_set_sysclk(aif3_dai, ARIZONA_CLK_SYSCLK, 0, 0);
215 dev_err(aif1_dai->dev, "Failed to set AIF1 clock: %d\n", ret);
219 ret = snd_soc_component_set_sysclk(wm9081_dai->component, WM9081_SYSCLK_MCLK,
220 0, SYS_MCLK_RATE, 0);
222 dev_err(wm9081_dai->dev, "Failed to set MCLK: %d\n", ret);
229 static const struct snd_soc_pcm_stream baseband_params = {
230 .formats = SNDRV_PCM_FMTBIT_S32_LE,
237 static const struct snd_soc_pcm_stream sub_params = {
238 .formats = SNDRV_PCM_FMTBIT_S32_LE,
239 .rate_min = SYS_AUDIO_RATE,
240 .rate_max = SYS_AUDIO_RATE,
245 SND_SOC_DAILINK_DEFS(wm2200_cpu_dsp,
246 DAILINK_COMP_ARRAY(COMP_CPU("samsung-i2s.0")),
247 DAILINK_COMP_ARRAY(COMP_CODEC("spi0.0", "wm0010-sdi1")),
248 DAILINK_COMP_ARRAY(COMP_PLATFORM("samsung-i2s.0")));
250 SND_SOC_DAILINK_DEFS(wm2200_dsp_codec,
251 DAILINK_COMP_ARRAY(COMP_CPU("wm0010-sdi2")),
252 DAILINK_COMP_ARRAY(COMP_CODEC("wm2200.1-003a", "wm2200")));
254 static struct snd_soc_dai_link bells_dai_wm2200[] = {
257 .stream_name = "CPU-DSP",
258 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
259 | SND_SOC_DAIFMT_CBM_CFM,
260 SND_SOC_DAILINK_REG(wm2200_cpu_dsp),
264 .stream_name = "DSP-CODEC",
265 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
266 | SND_SOC_DAIFMT_CBM_CFM,
267 .c2c_params = &sub_params,
270 SND_SOC_DAILINK_REG(wm2200_dsp_codec),
274 SND_SOC_DAILINK_DEFS(wm5102_cpu_dsp,
275 DAILINK_COMP_ARRAY(COMP_CPU("samsung-i2s.0")),
276 DAILINK_COMP_ARRAY(COMP_CODEC("spi0.0", "wm0010-sdi1")),
277 DAILINK_COMP_ARRAY(COMP_PLATFORM("samsung-i2s.0")));
279 SND_SOC_DAILINK_DEFS(wm5102_dsp_codec,
280 DAILINK_COMP_ARRAY(COMP_CPU("wm0010-sdi2")),
281 DAILINK_COMP_ARRAY(COMP_CODEC("wm5102-codec", "wm5102-aif1")));
283 SND_SOC_DAILINK_DEFS(wm5102_baseband,
284 DAILINK_COMP_ARRAY(COMP_CPU("wm5102-aif2")),
285 DAILINK_COMP_ARRAY(COMP_CODEC("wm1250-ev1.1-0027", "wm1250-ev1")));
287 SND_SOC_DAILINK_DEFS(wm5102_sub,
288 DAILINK_COMP_ARRAY(COMP_CPU("wm5102-aif3")),
289 DAILINK_COMP_ARRAY(COMP_CODEC("wm9081.1-006c", "wm9081-hifi")));
291 static struct snd_soc_dai_link bells_dai_wm5102[] = {
294 .stream_name = "CPU-DSP",
295 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
296 | SND_SOC_DAIFMT_CBM_CFM,
297 SND_SOC_DAILINK_REG(wm5102_cpu_dsp),
301 .stream_name = "DSP-CODEC",
302 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
303 | SND_SOC_DAIFMT_CBM_CFM,
304 .c2c_params = &sub_params,
307 SND_SOC_DAILINK_REG(wm5102_dsp_codec),
311 .stream_name = "Baseband",
312 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
313 | SND_SOC_DAIFMT_CBM_CFM,
315 .c2c_params = &baseband_params,
317 SND_SOC_DAILINK_REG(wm5102_baseband),
321 .stream_name = "Sub",
322 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
323 | SND_SOC_DAIFMT_CBS_CFS,
325 .c2c_params = &sub_params,
327 SND_SOC_DAILINK_REG(wm5102_sub),
331 SND_SOC_DAILINK_DEFS(wm5110_cpu_dsp,
332 DAILINK_COMP_ARRAY(COMP_CPU("samsung-i2s.0")),
333 DAILINK_COMP_ARRAY(COMP_CODEC("spi0.0", "wm0010-sdi1")),
334 DAILINK_COMP_ARRAY(COMP_PLATFORM("samsung-i2s.0")));
336 SND_SOC_DAILINK_DEFS(wm5110_dsp_codec,
337 DAILINK_COMP_ARRAY(COMP_CPU("wm0010-sdi2")),
338 DAILINK_COMP_ARRAY(COMP_CODEC("wm5110-codec", "wm5110-aif1")));
340 SND_SOC_DAILINK_DEFS(wm5110_baseband,
341 DAILINK_COMP_ARRAY(COMP_CPU("wm5110-aif2")),
342 DAILINK_COMP_ARRAY(COMP_CODEC("wm1250-ev1.1-0027", "wm1250-ev1")));
345 SND_SOC_DAILINK_DEFS(wm5110_sub,
346 DAILINK_COMP_ARRAY(COMP_CPU("wm5110-aif3")),
347 DAILINK_COMP_ARRAY(COMP_CODEC("wm9081.1-006c", "wm9081-hifi")));
349 static struct snd_soc_dai_link bells_dai_wm5110[] = {
352 .stream_name = "CPU-DSP",
353 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
354 | SND_SOC_DAIFMT_CBM_CFM,
355 SND_SOC_DAILINK_REG(wm5110_cpu_dsp),
359 .stream_name = "DSP-CODEC",
360 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
361 | SND_SOC_DAIFMT_CBM_CFM,
362 .c2c_params = &sub_params,
365 SND_SOC_DAILINK_REG(wm5110_dsp_codec),
369 .stream_name = "Baseband",
370 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
371 | SND_SOC_DAIFMT_CBM_CFM,
373 .c2c_params = &baseband_params,
375 SND_SOC_DAILINK_REG(wm5110_baseband),
379 .stream_name = "Sub",
380 .dai_fmt = SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF
381 | SND_SOC_DAIFMT_CBS_CFS,
383 .c2c_params = &sub_params,
385 SND_SOC_DAILINK_REG(wm5110_sub),
389 static struct snd_soc_codec_conf bells_codec_conf[] = {
391 .dlc = COMP_CODEC_CONF("wm9081.1-006c"),
392 .name_prefix = "Sub",
396 static const struct snd_soc_dapm_widget bells_widgets[] = {
397 SND_SOC_DAPM_MIC("DMIC", NULL),
400 static const struct snd_soc_dapm_route bells_routes[] = {
401 { "Sub CLK_SYS", NULL, "OPCLK" },
402 { "CLKIN", NULL, "OPCLK" },
404 { "DMIC", NULL, "MICBIAS2" },
405 { "IN2L", NULL, "DMIC" },
406 { "IN2R", NULL, "DMIC" },
409 static struct snd_soc_card bells_cards[] = {
411 .name = "Bells WM2200",
412 .owner = THIS_MODULE,
413 .dai_link = bells_dai_wm2200,
414 .num_links = ARRAY_SIZE(bells_dai_wm2200),
415 .codec_conf = bells_codec_conf,
416 .num_configs = ARRAY_SIZE(bells_codec_conf),
418 .late_probe = bells_late_probe,
420 .dapm_widgets = bells_widgets,
421 .num_dapm_widgets = ARRAY_SIZE(bells_widgets),
422 .dapm_routes = bells_routes,
423 .num_dapm_routes = ARRAY_SIZE(bells_routes),
425 .set_bias_level = bells_set_bias_level,
426 .set_bias_level_post = bells_set_bias_level_post,
428 .drvdata = &wm2200_drvdata,
431 .name = "Bells WM5102",
432 .owner = THIS_MODULE,
433 .dai_link = bells_dai_wm5102,
434 .num_links = ARRAY_SIZE(bells_dai_wm5102),
435 .codec_conf = bells_codec_conf,
436 .num_configs = ARRAY_SIZE(bells_codec_conf),
438 .late_probe = bells_late_probe,
440 .dapm_widgets = bells_widgets,
441 .num_dapm_widgets = ARRAY_SIZE(bells_widgets),
442 .dapm_routes = bells_routes,
443 .num_dapm_routes = ARRAY_SIZE(bells_routes),
445 .set_bias_level = bells_set_bias_level,
446 .set_bias_level_post = bells_set_bias_level_post,
448 .drvdata = &wm5102_drvdata,
451 .name = "Bells WM5110",
452 .owner = THIS_MODULE,
453 .dai_link = bells_dai_wm5110,
454 .num_links = ARRAY_SIZE(bells_dai_wm5110),
455 .codec_conf = bells_codec_conf,
456 .num_configs = ARRAY_SIZE(bells_codec_conf),
458 .late_probe = bells_late_probe,
460 .dapm_widgets = bells_widgets,
461 .num_dapm_widgets = ARRAY_SIZE(bells_widgets),
462 .dapm_routes = bells_routes,
463 .num_dapm_routes = ARRAY_SIZE(bells_routes),
465 .set_bias_level = bells_set_bias_level,
466 .set_bias_level_post = bells_set_bias_level_post,
468 .drvdata = &wm5110_drvdata,
472 static int bells_probe(struct platform_device *pdev)
476 bells_cards[pdev->id].dev = &pdev->dev;
478 ret = devm_snd_soc_register_card(&pdev->dev, &bells_cards[pdev->id]);
481 "snd_soc_register_card(%s) failed: %d\n",
482 bells_cards[pdev->id].name, ret);
487 static struct platform_driver bells_driver = {
490 .pm = &snd_soc_pm_ops,
492 .probe = bells_probe,
495 module_platform_driver(bells_driver);
497 MODULE_DESCRIPTION("Bells audio support");
498 MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
499 MODULE_LICENSE("GPL");
500 MODULE_ALIAS("platform:bells");