2 * rt5514.c -- RT5514 ALSA SoC audio codec driver
4 * Copyright 2015 Realtek Semiconductor Corp.
5 * Author: Oder Chiou <oder_chiou@realtek.com>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
12 #include <linux/acpi.h>
14 #include <linux/module.h>
15 #include <linux/moduleparam.h>
16 #include <linux/init.h>
17 #include <linux/delay.h>
19 #include <linux/regmap.h>
20 #include <linux/i2c.h>
21 #include <linux/platform_device.h>
22 #include <linux/firmware.h>
23 #include <linux/gpio.h>
24 #include <sound/core.h>
25 #include <sound/pcm.h>
26 #include <sound/pcm_params.h>
27 #include <sound/soc.h>
28 #include <sound/soc-dapm.h>
29 #include <sound/initval.h>
30 #include <sound/tlv.h>
34 #if IS_ENABLED(CONFIG_SND_SOC_RT5514_SPI)
35 #include "rt5514-spi.h"
38 static const struct reg_sequence rt5514_i2c_patch[] = {
39 {0x1800101c, 0x00000000},
40 {0x18001100, 0x0000031f},
41 {0x18001104, 0x00000007},
42 {0x18001108, 0x00000000},
43 {0x1800110c, 0x00000000},
44 {0x18001110, 0x00000000},
45 {0x18001114, 0x00000001},
46 {0x18001118, 0x00000000},
47 {0x18002f08, 0x00000006},
48 {0x18002f00, 0x00055149},
49 {0x18002f00, 0x0005514b},
50 {0x18002f00, 0x00055149},
51 {0xfafafafa, 0x00000001},
52 {0x18002f10, 0x00000001},
53 {0x18002f10, 0x00000000},
54 {0x18002f10, 0x00000001},
55 {0xfafafafa, 0x00000001},
56 {0x18002000, 0x000010ec},
57 {0xfafafafa, 0x00000000},
60 static const struct reg_sequence rt5514_patch[] = {
61 {RT5514_DIG_IO_CTRL, 0x00000040},
62 {RT5514_CLK_CTRL1, 0x38020041},
63 {RT5514_SRC_CTRL, 0x44000eee},
64 {RT5514_ANA_CTRL_LDO10, 0x00028604},
65 {RT5514_ANA_CTRL_ADCFED, 0x00000800},
66 {RT5514_ASRC_IN_CTRL1, 0x00000003},
67 {RT5514_DOWNFILTER0_CTRL3, 0x10000342},
68 {RT5514_DOWNFILTER1_CTRL3, 0x10000342},
71 static const struct reg_default rt5514_reg[] = {
72 {RT5514_RESET, 0x00000000},
73 {RT5514_PWR_ANA1, 0x00808880},
74 {RT5514_PWR_ANA2, 0x00220000},
75 {RT5514_I2S_CTRL1, 0x00000330},
76 {RT5514_I2S_CTRL2, 0x20000000},
77 {RT5514_VAD_CTRL6, 0xc00007d2},
78 {RT5514_EXT_VAD_CTRL, 0x80000080},
79 {RT5514_DIG_IO_CTRL, 0x00000040},
80 {RT5514_PAD_CTRL1, 0x00804000},
81 {RT5514_DMIC_DATA_CTRL, 0x00000005},
82 {RT5514_DIG_SOURCE_CTRL, 0x00000002},
83 {RT5514_SRC_CTRL, 0x44000eee},
84 {RT5514_DOWNFILTER2_CTRL1, 0x0000882f},
85 {RT5514_PLL_SOURCE_CTRL, 0x00000004},
86 {RT5514_CLK_CTRL1, 0x38020041},
87 {RT5514_CLK_CTRL2, 0x00000000},
88 {RT5514_PLL3_CALIB_CTRL1, 0x00400200},
89 {RT5514_PLL3_CALIB_CTRL5, 0x40220012},
90 {RT5514_DELAY_BUF_CTRL1, 0x7fff006a},
91 {RT5514_DELAY_BUF_CTRL3, 0x00000000},
92 {RT5514_ASRC_IN_CTRL1, 0x00000003},
93 {RT5514_DOWNFILTER0_CTRL1, 0x00020c2f},
94 {RT5514_DOWNFILTER0_CTRL2, 0x00020c2f},
95 {RT5514_DOWNFILTER0_CTRL3, 0x10000342},
96 {RT5514_DOWNFILTER1_CTRL1, 0x00020c2f},
97 {RT5514_DOWNFILTER1_CTRL2, 0x00020c2f},
98 {RT5514_DOWNFILTER1_CTRL3, 0x10000342},
99 {RT5514_ANA_CTRL_LDO10, 0x00028604},
100 {RT5514_ANA_CTRL_LDO18_16, 0x02000345},
101 {RT5514_ANA_CTRL_ADC12, 0x0000a2a8},
102 {RT5514_ANA_CTRL_ADC21, 0x00001180},
103 {RT5514_ANA_CTRL_ADC22, 0x0000aaa8},
104 {RT5514_ANA_CTRL_ADC23, 0x00151427},
105 {RT5514_ANA_CTRL_MICBST, 0x00002000},
106 {RT5514_ANA_CTRL_ADCFED, 0x00000800},
107 {RT5514_ANA_CTRL_INBUF, 0x00000143},
108 {RT5514_ANA_CTRL_VREF, 0x00008d50},
109 {RT5514_ANA_CTRL_PLL3, 0x0000000e},
110 {RT5514_ANA_CTRL_PLL1_1, 0x00000000},
111 {RT5514_ANA_CTRL_PLL1_2, 0x00030220},
112 {RT5514_DMIC_LP_CTRL, 0x00000000},
113 {RT5514_MISC_CTRL_DSP, 0x00000000},
114 {RT5514_DSP_CTRL1, 0x00055149},
115 {RT5514_DSP_CTRL3, 0x00000006},
116 {RT5514_DSP_CTRL4, 0x00000001},
117 {RT5514_VENDOR_ID1, 0x00000001},
118 {RT5514_VENDOR_ID2, 0x10ec5514},
121 static void rt5514_enable_dsp_prepare(struct rt5514_priv *rt5514)
124 regmap_write(rt5514->i2c_regmap, 0x18002000, 0x000010ec);
126 regmap_write(rt5514->i2c_regmap, 0x18002200, 0x00028604);
127 /* I2C bypass enable */
128 regmap_write(rt5514->i2c_regmap, 0xfafafafa, 0x00000001);
129 /* mini-core reset */
130 regmap_write(rt5514->i2c_regmap, 0x18002f00, 0x0005514b);
131 regmap_write(rt5514->i2c_regmap, 0x18002f00, 0x00055149);
132 /* I2C bypass disable */
133 regmap_write(rt5514->i2c_regmap, 0xfafafafa, 0x00000000);
135 regmap_write(rt5514->i2c_regmap, 0x18002070, 0x00000040);
136 /* PLL3(QN)=RCOSC*(10+2) */
137 regmap_write(rt5514->i2c_regmap, 0x18002240, 0x0000000a);
138 /* PLL3 source=RCOSC, fsi=rt_clk */
139 regmap_write(rt5514->i2c_regmap, 0x18002100, 0x0000000b);
140 /* Power on RCOSC, pll3 */
141 regmap_write(rt5514->i2c_regmap, 0x18002004, 0x00808b81);
142 /* DSP clk source = pll3, ENABLE DSP clk */
143 regmap_write(rt5514->i2c_regmap, 0x18002f08, 0x00000005);
144 /* Enable DSP clk auto switch */
145 regmap_write(rt5514->i2c_regmap, 0x18001114, 0x00000001);
146 /* Reduce DSP power */
147 regmap_write(rt5514->i2c_regmap, 0x18001118, 0x00000001);
150 static bool rt5514_volatile_register(struct device *dev, unsigned int reg)
153 case RT5514_VENDOR_ID1:
154 case RT5514_VENDOR_ID2:
162 static bool rt5514_readable_register(struct device *dev, unsigned int reg)
166 case RT5514_PWR_ANA1:
167 case RT5514_PWR_ANA2:
168 case RT5514_I2S_CTRL1:
169 case RT5514_I2S_CTRL2:
170 case RT5514_VAD_CTRL6:
171 case RT5514_EXT_VAD_CTRL:
172 case RT5514_DIG_IO_CTRL:
173 case RT5514_PAD_CTRL1:
174 case RT5514_DMIC_DATA_CTRL:
175 case RT5514_DIG_SOURCE_CTRL:
176 case RT5514_SRC_CTRL:
177 case RT5514_DOWNFILTER2_CTRL1:
178 case RT5514_PLL_SOURCE_CTRL:
179 case RT5514_CLK_CTRL1:
180 case RT5514_CLK_CTRL2:
181 case RT5514_PLL3_CALIB_CTRL1:
182 case RT5514_PLL3_CALIB_CTRL5:
183 case RT5514_DELAY_BUF_CTRL1:
184 case RT5514_DELAY_BUF_CTRL3:
185 case RT5514_ASRC_IN_CTRL1:
186 case RT5514_DOWNFILTER0_CTRL1:
187 case RT5514_DOWNFILTER0_CTRL2:
188 case RT5514_DOWNFILTER0_CTRL3:
189 case RT5514_DOWNFILTER1_CTRL1:
190 case RT5514_DOWNFILTER1_CTRL2:
191 case RT5514_DOWNFILTER1_CTRL3:
192 case RT5514_ANA_CTRL_LDO10:
193 case RT5514_ANA_CTRL_LDO18_16:
194 case RT5514_ANA_CTRL_ADC12:
195 case RT5514_ANA_CTRL_ADC21:
196 case RT5514_ANA_CTRL_ADC22:
197 case RT5514_ANA_CTRL_ADC23:
198 case RT5514_ANA_CTRL_MICBST:
199 case RT5514_ANA_CTRL_ADCFED:
200 case RT5514_ANA_CTRL_INBUF:
201 case RT5514_ANA_CTRL_VREF:
202 case RT5514_ANA_CTRL_PLL3:
203 case RT5514_ANA_CTRL_PLL1_1:
204 case RT5514_ANA_CTRL_PLL1_2:
205 case RT5514_DMIC_LP_CTRL:
206 case RT5514_MISC_CTRL_DSP:
207 case RT5514_DSP_CTRL1:
208 case RT5514_DSP_CTRL3:
209 case RT5514_DSP_CTRL4:
210 case RT5514_VENDOR_ID1:
211 case RT5514_VENDOR_ID2:
219 static bool rt5514_i2c_readable_register(struct device *dev,
223 case RT5514_DSP_MAPPING | RT5514_RESET:
224 case RT5514_DSP_MAPPING | RT5514_PWR_ANA1:
225 case RT5514_DSP_MAPPING | RT5514_PWR_ANA2:
226 case RT5514_DSP_MAPPING | RT5514_I2S_CTRL1:
227 case RT5514_DSP_MAPPING | RT5514_I2S_CTRL2:
228 case RT5514_DSP_MAPPING | RT5514_VAD_CTRL6:
229 case RT5514_DSP_MAPPING | RT5514_EXT_VAD_CTRL:
230 case RT5514_DSP_MAPPING | RT5514_DIG_IO_CTRL:
231 case RT5514_DSP_MAPPING | RT5514_PAD_CTRL1:
232 case RT5514_DSP_MAPPING | RT5514_DMIC_DATA_CTRL:
233 case RT5514_DSP_MAPPING | RT5514_DIG_SOURCE_CTRL:
234 case RT5514_DSP_MAPPING | RT5514_SRC_CTRL:
235 case RT5514_DSP_MAPPING | RT5514_DOWNFILTER2_CTRL1:
236 case RT5514_DSP_MAPPING | RT5514_PLL_SOURCE_CTRL:
237 case RT5514_DSP_MAPPING | RT5514_CLK_CTRL1:
238 case RT5514_DSP_MAPPING | RT5514_CLK_CTRL2:
239 case RT5514_DSP_MAPPING | RT5514_PLL3_CALIB_CTRL1:
240 case RT5514_DSP_MAPPING | RT5514_PLL3_CALIB_CTRL5:
241 case RT5514_DSP_MAPPING | RT5514_DELAY_BUF_CTRL1:
242 case RT5514_DSP_MAPPING | RT5514_DELAY_BUF_CTRL3:
243 case RT5514_DSP_MAPPING | RT5514_ASRC_IN_CTRL1:
244 case RT5514_DSP_MAPPING | RT5514_DOWNFILTER0_CTRL1:
245 case RT5514_DSP_MAPPING | RT5514_DOWNFILTER0_CTRL2:
246 case RT5514_DSP_MAPPING | RT5514_DOWNFILTER0_CTRL3:
247 case RT5514_DSP_MAPPING | RT5514_DOWNFILTER1_CTRL1:
248 case RT5514_DSP_MAPPING | RT5514_DOWNFILTER1_CTRL2:
249 case RT5514_DSP_MAPPING | RT5514_DOWNFILTER1_CTRL3:
250 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_LDO10:
251 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_LDO18_16:
252 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADC12:
253 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADC21:
254 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADC22:
255 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADC23:
256 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_MICBST:
257 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_ADCFED:
258 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_INBUF:
259 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_VREF:
260 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_PLL3:
261 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_PLL1_1:
262 case RT5514_DSP_MAPPING | RT5514_ANA_CTRL_PLL1_2:
263 case RT5514_DSP_MAPPING | RT5514_DMIC_LP_CTRL:
264 case RT5514_DSP_MAPPING | RT5514_MISC_CTRL_DSP:
265 case RT5514_DSP_MAPPING | RT5514_DSP_CTRL1:
266 case RT5514_DSP_MAPPING | RT5514_DSP_CTRL3:
267 case RT5514_DSP_MAPPING | RT5514_DSP_CTRL4:
268 case RT5514_DSP_MAPPING | RT5514_VENDOR_ID1:
269 case RT5514_DSP_MAPPING | RT5514_VENDOR_ID2:
277 /* {-3, 0, +3, +4.5, +7.5, +9.5, +12, +14, +17} dB */
278 static const DECLARE_TLV_DB_RANGE(bst_tlv,
279 0, 2, TLV_DB_SCALE_ITEM(-300, 300, 0),
280 3, 3, TLV_DB_SCALE_ITEM(450, 0, 0),
281 4, 4, TLV_DB_SCALE_ITEM(750, 0, 0),
282 5, 5, TLV_DB_SCALE_ITEM(950, 0, 0),
283 6, 6, TLV_DB_SCALE_ITEM(1200, 0, 0),
284 7, 7, TLV_DB_SCALE_ITEM(1400, 0, 0),
285 8, 8, TLV_DB_SCALE_ITEM(1700, 0, 0)
288 static const DECLARE_TLV_DB_SCALE(adc_vol_tlv, -1725, 75, 0);
290 static int rt5514_dsp_voice_wake_up_get(struct snd_kcontrol *kcontrol,
291 struct snd_ctl_elem_value *ucontrol)
293 struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
294 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
296 ucontrol->value.integer.value[0] = rt5514->dsp_enabled;
301 static int rt5514_calibration(struct rt5514_priv *rt5514, bool on)
304 regmap_write(rt5514->regmap, RT5514_ANA_CTRL_PLL3, 0x0000000a);
305 regmap_update_bits(rt5514->regmap, RT5514_PLL_SOURCE_CTRL, 0xf,
307 regmap_update_bits(rt5514->regmap, RT5514_PWR_ANA1, 0x301,
309 regmap_write(rt5514->regmap, RT5514_PLL3_CALIB_CTRL4,
310 0x80000000 | rt5514->pll3_cal_value);
311 regmap_write(rt5514->regmap, RT5514_PLL3_CALIB_CTRL1,
313 regmap_update_bits(rt5514->regmap, RT5514_PLL3_CALIB_CTRL5,
314 0xc0000000, 0x80000000);
315 regmap_update_bits(rt5514->regmap, RT5514_PLL3_CALIB_CTRL5,
316 0xc0000000, 0xc0000000);
318 regmap_update_bits(rt5514->regmap, RT5514_PLL3_CALIB_CTRL5,
319 0xc0000000, 0x40000000);
320 regmap_update_bits(rt5514->regmap, RT5514_PWR_ANA1, 0x301, 0);
321 regmap_update_bits(rt5514->regmap, RT5514_PLL_SOURCE_CTRL, 0xf,
328 static int rt5514_dsp_voice_wake_up_put(struct snd_kcontrol *kcontrol,
329 struct snd_ctl_elem_value *ucontrol)
331 struct snd_soc_component *component = snd_kcontrol_chip(kcontrol);
332 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
333 const struct firmware *fw = NULL;
336 if (ucontrol->value.integer.value[0] == rt5514->dsp_enabled)
339 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
340 rt5514->dsp_enabled = ucontrol->value.integer.value[0];
342 if (rt5514->dsp_enabled) {
343 if (rt5514->pdata.dsp_calib_clk_name &&
344 !IS_ERR(rt5514->dsp_calib_clk)) {
345 if (clk_set_rate(rt5514->dsp_calib_clk,
346 rt5514->pdata.dsp_calib_clk_rate))
347 dev_err(component->dev,
348 "Can't set rate for mclk");
350 if (clk_prepare_enable(rt5514->dsp_calib_clk))
351 dev_err(component->dev,
352 "Can't enable dsp_calib_clk");
354 rt5514_calibration(rt5514, true);
357 #if IS_ENABLED(CONFIG_SND_SOC_RT5514_SPI)
358 rt5514_spi_burst_read(RT5514_PLL3_CALIB_CTRL6 |
359 RT5514_DSP_MAPPING, buf, sizeof(buf));
361 dev_err(component->dev, "There is no SPI driver for"
362 " loading the firmware\n");
363 memset(buf, 0, sizeof(buf));
365 rt5514->pll3_cal_value = buf[0] | buf[1] << 8 |
366 buf[2] << 16 | buf[3] << 24;
368 rt5514_calibration(rt5514, false);
369 clk_disable_unprepare(rt5514->dsp_calib_clk);
372 rt5514_enable_dsp_prepare(rt5514);
374 request_firmware(&fw, RT5514_FIRMWARE1, component->dev);
376 #if IS_ENABLED(CONFIG_SND_SOC_RT5514_SPI)
377 rt5514_spi_burst_write(0x4ff60000, fw->data,
380 dev_err(component->dev, "There is no SPI driver for"
381 " loading the firmware\n");
383 release_firmware(fw);
387 request_firmware(&fw, RT5514_FIRMWARE2, component->dev);
389 #if IS_ENABLED(CONFIG_SND_SOC_RT5514_SPI)
390 rt5514_spi_burst_write(0x4ffc0000, fw->data,
393 dev_err(component->dev, "There is no SPI driver for"
394 " loading the firmware\n");
396 release_firmware(fw);
401 regmap_write(rt5514->i2c_regmap, 0x18002f00,
404 if (rt5514->pdata.dsp_calib_clk_name &&
405 !IS_ERR(rt5514->dsp_calib_clk)) {
408 regmap_write(rt5514->i2c_regmap, 0x1800211c,
409 rt5514->pll3_cal_value);
410 regmap_write(rt5514->i2c_regmap, 0x18002124,
412 regmap_write(rt5514->i2c_regmap, 0x18002124,
414 regmap_write(rt5514->i2c_regmap, 0x18002124,
418 regmap_multi_reg_write(rt5514->i2c_regmap,
419 rt5514_i2c_patch, ARRAY_SIZE(rt5514_i2c_patch));
420 regcache_mark_dirty(rt5514->regmap);
421 regcache_sync(rt5514->regmap);
428 static const struct snd_kcontrol_new rt5514_snd_controls[] = {
429 SOC_DOUBLE_TLV("MIC Boost Volume", RT5514_ANA_CTRL_MICBST,
430 RT5514_SEL_BSTL_SFT, RT5514_SEL_BSTR_SFT, 8, 0, bst_tlv),
431 SOC_DOUBLE_R_TLV("ADC1 Capture Volume", RT5514_DOWNFILTER0_CTRL1,
432 RT5514_DOWNFILTER0_CTRL2, RT5514_AD_GAIN_SFT, 63, 0,
434 SOC_DOUBLE_R_TLV("ADC2 Capture Volume", RT5514_DOWNFILTER1_CTRL1,
435 RT5514_DOWNFILTER1_CTRL2, RT5514_AD_GAIN_SFT, 63, 0,
437 SOC_SINGLE_EXT("DSP Voice Wake Up", SND_SOC_NOPM, 0, 1, 0,
438 rt5514_dsp_voice_wake_up_get, rt5514_dsp_voice_wake_up_put),
442 static const struct snd_kcontrol_new rt5514_sto1_adc_l_mix[] = {
443 SOC_DAPM_SINGLE("DMIC Switch", RT5514_DOWNFILTER0_CTRL1,
444 RT5514_AD_DMIC_MIX_BIT, 1, 1),
445 SOC_DAPM_SINGLE("ADC Switch", RT5514_DOWNFILTER0_CTRL1,
446 RT5514_AD_AD_MIX_BIT, 1, 1),
449 static const struct snd_kcontrol_new rt5514_sto1_adc_r_mix[] = {
450 SOC_DAPM_SINGLE("DMIC Switch", RT5514_DOWNFILTER0_CTRL2,
451 RT5514_AD_DMIC_MIX_BIT, 1, 1),
452 SOC_DAPM_SINGLE("ADC Switch", RT5514_DOWNFILTER0_CTRL2,
453 RT5514_AD_AD_MIX_BIT, 1, 1),
456 static const struct snd_kcontrol_new rt5514_sto2_adc_l_mix[] = {
457 SOC_DAPM_SINGLE("DMIC Switch", RT5514_DOWNFILTER1_CTRL1,
458 RT5514_AD_DMIC_MIX_BIT, 1, 1),
459 SOC_DAPM_SINGLE("ADC Switch", RT5514_DOWNFILTER1_CTRL1,
460 RT5514_AD_AD_MIX_BIT, 1, 1),
463 static const struct snd_kcontrol_new rt5514_sto2_adc_r_mix[] = {
464 SOC_DAPM_SINGLE("DMIC Switch", RT5514_DOWNFILTER1_CTRL2,
465 RT5514_AD_DMIC_MIX_BIT, 1, 1),
466 SOC_DAPM_SINGLE("ADC Switch", RT5514_DOWNFILTER1_CTRL2,
467 RT5514_AD_AD_MIX_BIT, 1, 1),
471 static const char * const rt5514_dmic_src[] = {
475 static SOC_ENUM_SINGLE_DECL(
476 rt5514_stereo1_dmic_enum, RT5514_DIG_SOURCE_CTRL,
477 RT5514_AD0_DMIC_INPUT_SEL_SFT, rt5514_dmic_src);
479 static const struct snd_kcontrol_new rt5514_sto1_dmic_mux =
480 SOC_DAPM_ENUM("Stereo1 DMIC Source", rt5514_stereo1_dmic_enum);
482 static SOC_ENUM_SINGLE_DECL(
483 rt5514_stereo2_dmic_enum, RT5514_DIG_SOURCE_CTRL,
484 RT5514_AD1_DMIC_INPUT_SEL_SFT, rt5514_dmic_src);
486 static const struct snd_kcontrol_new rt5514_sto2_dmic_mux =
487 SOC_DAPM_ENUM("Stereo2 DMIC Source", rt5514_stereo2_dmic_enum);
490 * rt5514_calc_dmic_clk - Calculate the frequency divider parameter of dmic.
492 * @component: only used for dev_warn
493 * @rate: base clock rate.
495 * Choose divider parameter that gives the highest possible DMIC frequency in
498 static int rt5514_calc_dmic_clk(struct snd_soc_component *component, int rate)
500 int div[] = {2, 3, 4, 8, 12, 16, 24, 32};
503 if (rate < 1000000 * div[0]) {
504 pr_warn("Base clock rate %d is too low\n", rate);
508 for (i = 0; i < ARRAY_SIZE(div); i++) {
509 /* find divider that gives DMIC frequency below 3.072MHz */
510 if (3072000 * div[i] >= rate)
514 dev_warn(component->dev, "Base clock rate %d is too high\n", rate);
518 static int rt5514_set_dmic_clk(struct snd_soc_dapm_widget *w,
519 struct snd_kcontrol *kcontrol, int event)
521 struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
522 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
525 idx = rt5514_calc_dmic_clk(component, rt5514->sysclk);
527 dev_err(component->dev, "Failed to set DMIC clock\n");
529 regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL1,
530 RT5514_CLK_DMIC_OUT_SEL_MASK,
531 idx << RT5514_CLK_DMIC_OUT_SEL_SFT);
533 if (rt5514->pdata.dmic_init_delay)
534 msleep(rt5514->pdata.dmic_init_delay);
539 static int rt5514_is_sys_clk_from_pll(struct snd_soc_dapm_widget *source,
540 struct snd_soc_dapm_widget *sink)
542 struct snd_soc_component *component = snd_soc_dapm_to_component(source->dapm);
543 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
545 if (rt5514->sysclk_src == RT5514_SCLK_S_PLL1)
551 static int rt5514_i2s_use_asrc(struct snd_soc_dapm_widget *source,
552 struct snd_soc_dapm_widget *sink)
554 struct snd_soc_component *component = snd_soc_dapm_to_component(source->dapm);
555 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
557 return (rt5514->sysclk > rt5514->lrck * 384);
560 static const struct snd_soc_dapm_widget rt5514_dapm_widgets[] = {
562 SND_SOC_DAPM_INPUT("DMIC1L"),
563 SND_SOC_DAPM_INPUT("DMIC1R"),
564 SND_SOC_DAPM_INPUT("DMIC2L"),
565 SND_SOC_DAPM_INPUT("DMIC2R"),
567 SND_SOC_DAPM_INPUT("AMICL"),
568 SND_SOC_DAPM_INPUT("AMICR"),
570 SND_SOC_DAPM_PGA("DMIC1", SND_SOC_NOPM, 0, 0, NULL, 0),
571 SND_SOC_DAPM_PGA("DMIC2", SND_SOC_NOPM, 0, 0, NULL, 0),
573 SND_SOC_DAPM_SUPPLY_S("DMIC CLK", 1, SND_SOC_NOPM, 0, 0,
574 rt5514_set_dmic_clk, SND_SOC_DAPM_PRE_PMU),
576 SND_SOC_DAPM_SUPPLY("ADC CLK", RT5514_CLK_CTRL1,
577 RT5514_CLK_AD_ANA1_EN_BIT, 0, NULL, 0),
579 SND_SOC_DAPM_SUPPLY("LDO18 IN", RT5514_PWR_ANA1,
580 RT5514_POW_LDO18_IN_BIT, 0, NULL, 0),
581 SND_SOC_DAPM_SUPPLY("LDO18 ADC", RT5514_PWR_ANA1,
582 RT5514_POW_LDO18_ADC_BIT, 0, NULL, 0),
583 SND_SOC_DAPM_SUPPLY("LDO21", RT5514_PWR_ANA1, RT5514_POW_LDO21_BIT, 0,
585 SND_SOC_DAPM_SUPPLY("BG LDO18 IN", RT5514_PWR_ANA1,
586 RT5514_POW_BG_LDO18_IN_BIT, 0, NULL, 0),
587 SND_SOC_DAPM_SUPPLY("BG LDO21", RT5514_PWR_ANA1,
588 RT5514_POW_BG_LDO21_BIT, 0, NULL, 0),
589 SND_SOC_DAPM_SUPPLY("BG MBIAS", RT5514_PWR_ANA2,
590 RT5514_POW_BG_MBIAS_BIT, 0, NULL, 0),
591 SND_SOC_DAPM_SUPPLY("MBIAS", RT5514_PWR_ANA2, RT5514_POW_MBIAS_BIT, 0,
593 SND_SOC_DAPM_SUPPLY("VREF2", RT5514_PWR_ANA2, RT5514_POW_VREF2_BIT, 0,
595 SND_SOC_DAPM_SUPPLY("VREF1", RT5514_PWR_ANA2, RT5514_POW_VREF1_BIT, 0,
597 SND_SOC_DAPM_SUPPLY("ADC Power", SND_SOC_NOPM, 0, 0, NULL, 0),
600 SND_SOC_DAPM_SUPPLY("LDO16L", RT5514_PWR_ANA2, RT5514_POWL_LDO16_BIT, 0,
602 SND_SOC_DAPM_SUPPLY("ADC1L", RT5514_PWR_ANA2, RT5514_POW_ADC1_L_BIT, 0,
604 SND_SOC_DAPM_SUPPLY("BSTL2", RT5514_PWR_ANA2, RT5514_POW2_BSTL_BIT, 0,
606 SND_SOC_DAPM_SUPPLY("BSTL", RT5514_PWR_ANA2, RT5514_POW_BSTL_BIT, 0,
608 SND_SOC_DAPM_SUPPLY("ADCFEDL", RT5514_PWR_ANA2, RT5514_POW_ADCFEDL_BIT,
610 SND_SOC_DAPM_SUPPLY("ADCL Power", SND_SOC_NOPM, 0, 0, NULL, 0),
612 SND_SOC_DAPM_SUPPLY("LDO16R", RT5514_PWR_ANA2, RT5514_POWR_LDO16_BIT, 0,
614 SND_SOC_DAPM_SUPPLY("ADC1R", RT5514_PWR_ANA2, RT5514_POW_ADC1_R_BIT, 0,
616 SND_SOC_DAPM_SUPPLY("BSTR2", RT5514_PWR_ANA2, RT5514_POW2_BSTR_BIT, 0,
618 SND_SOC_DAPM_SUPPLY("BSTR", RT5514_PWR_ANA2, RT5514_POW_BSTR_BIT, 0,
620 SND_SOC_DAPM_SUPPLY("ADCFEDR", RT5514_PWR_ANA2, RT5514_POW_ADCFEDR_BIT,
622 SND_SOC_DAPM_SUPPLY("ADCR Power", SND_SOC_NOPM, 0, 0, NULL, 0),
624 SND_SOC_DAPM_SUPPLY("PLL1 LDO ENABLE", RT5514_ANA_CTRL_PLL1_2,
625 RT5514_EN_LDO_PLL1_BIT, 0, NULL, 0),
626 SND_SOC_DAPM_SUPPLY("PLL1 LDO", RT5514_PWR_ANA2,
627 RT5514_POW_PLL1_LDO_BIT, 0, NULL, 0),
628 SND_SOC_DAPM_SUPPLY("PLL1", RT5514_PWR_ANA2, RT5514_POW_PLL1_BIT, 0,
630 SND_SOC_DAPM_SUPPLY_S("ASRC AD1", 1, RT5514_CLK_CTRL2,
631 RT5514_CLK_AD0_ASRC_EN_BIT, 0, NULL, 0),
632 SND_SOC_DAPM_SUPPLY_S("ASRC AD2", 1, RT5514_CLK_CTRL2,
633 RT5514_CLK_AD1_ASRC_EN_BIT, 0, NULL, 0),
636 SND_SOC_DAPM_MUX("Stereo1 DMIC Mux", SND_SOC_NOPM, 0, 0,
637 &rt5514_sto1_dmic_mux),
638 SND_SOC_DAPM_MUX("Stereo2 DMIC Mux", SND_SOC_NOPM, 0, 0,
639 &rt5514_sto2_dmic_mux),
642 SND_SOC_DAPM_SUPPLY("adc stereo1 filter", RT5514_CLK_CTRL1,
643 RT5514_CLK_AD0_EN_BIT, 0, NULL, 0),
644 SND_SOC_DAPM_SUPPLY("adc stereo2 filter", RT5514_CLK_CTRL1,
645 RT5514_CLK_AD1_EN_BIT, 0, NULL, 0),
647 SND_SOC_DAPM_MIXER("Sto1 ADC MIXL", SND_SOC_NOPM, 0, 0,
648 rt5514_sto1_adc_l_mix, ARRAY_SIZE(rt5514_sto1_adc_l_mix)),
649 SND_SOC_DAPM_MIXER("Sto1 ADC MIXR", SND_SOC_NOPM, 0, 0,
650 rt5514_sto1_adc_r_mix, ARRAY_SIZE(rt5514_sto1_adc_r_mix)),
651 SND_SOC_DAPM_MIXER("Sto2 ADC MIXL", SND_SOC_NOPM, 0, 0,
652 rt5514_sto2_adc_l_mix, ARRAY_SIZE(rt5514_sto2_adc_l_mix)),
653 SND_SOC_DAPM_MIXER("Sto2 ADC MIXR", SND_SOC_NOPM, 0, 0,
654 rt5514_sto2_adc_r_mix, ARRAY_SIZE(rt5514_sto2_adc_r_mix)),
656 SND_SOC_DAPM_ADC("Stereo1 ADC MIXL", NULL, RT5514_DOWNFILTER0_CTRL1,
657 RT5514_AD_AD_MUTE_BIT, 1),
658 SND_SOC_DAPM_ADC("Stereo1 ADC MIXR", NULL, RT5514_DOWNFILTER0_CTRL2,
659 RT5514_AD_AD_MUTE_BIT, 1),
660 SND_SOC_DAPM_ADC("Stereo2 ADC MIXL", NULL, RT5514_DOWNFILTER1_CTRL1,
661 RT5514_AD_AD_MUTE_BIT, 1),
662 SND_SOC_DAPM_ADC("Stereo2 ADC MIXR", NULL, RT5514_DOWNFILTER1_CTRL2,
663 RT5514_AD_AD_MUTE_BIT, 1),
666 SND_SOC_DAPM_PGA("Stereo1 ADC MIX", SND_SOC_NOPM, 0, 0, NULL, 0),
667 SND_SOC_DAPM_PGA("Stereo2 ADC MIX", SND_SOC_NOPM, 0, 0, NULL, 0),
669 /* Audio Interface */
670 SND_SOC_DAPM_AIF_OUT("AIF1TX", "AIF1 Capture", 0, SND_SOC_NOPM, 0, 0),
673 static const struct snd_soc_dapm_route rt5514_dapm_routes[] = {
674 { "DMIC1", NULL, "DMIC1L" },
675 { "DMIC1", NULL, "DMIC1R" },
676 { "DMIC2", NULL, "DMIC2L" },
677 { "DMIC2", NULL, "DMIC2R" },
679 { "DMIC1L", NULL, "DMIC CLK" },
680 { "DMIC1R", NULL, "DMIC CLK" },
681 { "DMIC2L", NULL, "DMIC CLK" },
682 { "DMIC2R", NULL, "DMIC CLK" },
684 { "Stereo1 DMIC Mux", "DMIC1", "DMIC1" },
685 { "Stereo1 DMIC Mux", "DMIC2", "DMIC2" },
687 { "Sto1 ADC MIXL", "DMIC Switch", "Stereo1 DMIC Mux" },
688 { "Sto1 ADC MIXL", "ADC Switch", "AMICL" },
689 { "Sto1 ADC MIXR", "DMIC Switch", "Stereo1 DMIC Mux" },
690 { "Sto1 ADC MIXR", "ADC Switch", "AMICR" },
692 { "ADC Power", NULL, "LDO18 IN" },
693 { "ADC Power", NULL, "LDO18 ADC" },
694 { "ADC Power", NULL, "LDO21" },
695 { "ADC Power", NULL, "BG LDO18 IN" },
696 { "ADC Power", NULL, "BG LDO21" },
697 { "ADC Power", NULL, "BG MBIAS" },
698 { "ADC Power", NULL, "MBIAS" },
699 { "ADC Power", NULL, "VREF2" },
700 { "ADC Power", NULL, "VREF1" },
702 { "ADCL Power", NULL, "LDO16L" },
703 { "ADCL Power", NULL, "ADC1L" },
704 { "ADCL Power", NULL, "BSTL2" },
705 { "ADCL Power", NULL, "BSTL" },
706 { "ADCL Power", NULL, "ADCFEDL" },
708 { "ADCR Power", NULL, "LDO16R" },
709 { "ADCR Power", NULL, "ADC1R" },
710 { "ADCR Power", NULL, "BSTR2" },
711 { "ADCR Power", NULL, "BSTR" },
712 { "ADCR Power", NULL, "ADCFEDR" },
714 { "AMICL", NULL, "ADC CLK" },
715 { "AMICL", NULL, "ADC Power" },
716 { "AMICL", NULL, "ADCL Power" },
717 { "AMICR", NULL, "ADC CLK" },
718 { "AMICR", NULL, "ADC Power" },
719 { "AMICR", NULL, "ADCR Power" },
721 { "PLL1 LDO", NULL, "PLL1 LDO ENABLE" },
722 { "PLL1", NULL, "PLL1 LDO" },
724 { "Stereo1 ADC MIXL", NULL, "Sto1 ADC MIXL" },
725 { "Stereo1 ADC MIXR", NULL, "Sto1 ADC MIXR" },
727 { "Stereo1 ADC MIX", NULL, "Stereo1 ADC MIXL" },
728 { "Stereo1 ADC MIX", NULL, "Stereo1 ADC MIXR" },
729 { "Stereo1 ADC MIX", NULL, "adc stereo1 filter" },
730 { "adc stereo1 filter", NULL, "PLL1", rt5514_is_sys_clk_from_pll },
731 { "adc stereo1 filter", NULL, "ASRC AD1", rt5514_i2s_use_asrc },
733 { "Stereo2 DMIC Mux", "DMIC1", "DMIC1" },
734 { "Stereo2 DMIC Mux", "DMIC2", "DMIC2" },
736 { "Sto2 ADC MIXL", "DMIC Switch", "Stereo2 DMIC Mux" },
737 { "Sto2 ADC MIXL", "ADC Switch", "AMICL" },
738 { "Sto2 ADC MIXR", "DMIC Switch", "Stereo2 DMIC Mux" },
739 { "Sto2 ADC MIXR", "ADC Switch", "AMICR" },
741 { "Stereo2 ADC MIXL", NULL, "Sto2 ADC MIXL" },
742 { "Stereo2 ADC MIXR", NULL, "Sto2 ADC MIXR" },
744 { "Stereo2 ADC MIX", NULL, "Stereo2 ADC MIXL" },
745 { "Stereo2 ADC MIX", NULL, "Stereo2 ADC MIXR" },
746 { "Stereo2 ADC MIX", NULL, "adc stereo2 filter" },
747 { "adc stereo2 filter", NULL, "PLL1", rt5514_is_sys_clk_from_pll },
748 { "adc stereo2 filter", NULL, "ASRC AD2", rt5514_i2s_use_asrc },
750 { "AIF1TX", NULL, "Stereo1 ADC MIX"},
751 { "AIF1TX", NULL, "Stereo2 ADC MIX"},
754 static int rt5514_hw_params(struct snd_pcm_substream *substream,
755 struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
757 struct snd_soc_component *component = dai->component;
758 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
759 int pre_div, bclk_ms, frame_size;
760 unsigned int val_len = 0;
762 rt5514->lrck = params_rate(params);
763 pre_div = rl6231_get_clk_info(rt5514->sysclk, rt5514->lrck);
765 dev_err(component->dev, "Unsupported clock setting\n");
769 frame_size = snd_soc_params_to_frame_size(params);
770 if (frame_size < 0) {
771 dev_err(component->dev, "Unsupported frame size: %d\n", frame_size);
775 bclk_ms = frame_size > 32;
776 rt5514->bclk = rt5514->lrck * (32 << bclk_ms);
778 dev_dbg(dai->dev, "bclk is %dHz and lrck is %dHz\n",
779 rt5514->bclk, rt5514->lrck);
780 dev_dbg(dai->dev, "bclk_ms is %d and pre_div is %d for iis %d\n",
781 bclk_ms, pre_div, dai->id);
783 switch (params_format(params)) {
784 case SNDRV_PCM_FORMAT_S16_LE:
786 case SNDRV_PCM_FORMAT_S20_3LE:
787 val_len = RT5514_I2S_DL_20;
789 case SNDRV_PCM_FORMAT_S24_LE:
790 val_len = RT5514_I2S_DL_24;
792 case SNDRV_PCM_FORMAT_S8:
793 val_len = RT5514_I2S_DL_8;
799 regmap_update_bits(rt5514->regmap, RT5514_I2S_CTRL1, RT5514_I2S_DL_MASK,
801 regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL1,
802 RT5514_CLK_AD_ANA1_SEL_MASK,
803 (pre_div + 1) << RT5514_CLK_AD_ANA1_SEL_SFT);
804 regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL2,
805 RT5514_CLK_SYS_DIV_OUT_MASK | RT5514_SEL_ADC_OSR_MASK,
806 pre_div << RT5514_CLK_SYS_DIV_OUT_SFT |
807 pre_div << RT5514_SEL_ADC_OSR_SFT);
812 static int rt5514_set_dai_fmt(struct snd_soc_dai *dai, unsigned int fmt)
814 struct snd_soc_component *component = dai->component;
815 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
816 unsigned int reg_val = 0;
818 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
819 case SND_SOC_DAIFMT_NB_NF:
822 case SND_SOC_DAIFMT_NB_IF:
823 reg_val |= RT5514_I2S_LR_INV;
826 case SND_SOC_DAIFMT_IB_NF:
827 reg_val |= RT5514_I2S_BP_INV;
830 case SND_SOC_DAIFMT_IB_IF:
831 reg_val |= RT5514_I2S_BP_INV | RT5514_I2S_LR_INV;
838 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
839 case SND_SOC_DAIFMT_I2S:
842 case SND_SOC_DAIFMT_LEFT_J:
843 reg_val |= RT5514_I2S_DF_LEFT;
846 case SND_SOC_DAIFMT_DSP_A:
847 reg_val |= RT5514_I2S_DF_PCM_A;
850 case SND_SOC_DAIFMT_DSP_B:
851 reg_val |= RT5514_I2S_DF_PCM_B;
858 regmap_update_bits(rt5514->regmap, RT5514_I2S_CTRL1,
859 RT5514_I2S_DF_MASK | RT5514_I2S_BP_MASK | RT5514_I2S_LR_MASK,
865 static int rt5514_set_dai_sysclk(struct snd_soc_dai *dai,
866 int clk_id, unsigned int freq, int dir)
868 struct snd_soc_component *component = dai->component;
869 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
870 unsigned int reg_val = 0;
872 if (freq == rt5514->sysclk && clk_id == rt5514->sysclk_src)
876 case RT5514_SCLK_S_MCLK:
877 reg_val |= RT5514_CLK_SYS_PRE_SEL_MCLK;
880 case RT5514_SCLK_S_PLL1:
881 reg_val |= RT5514_CLK_SYS_PRE_SEL_PLL;
885 dev_err(component->dev, "Invalid clock id (%d)\n", clk_id);
889 regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL2,
890 RT5514_CLK_SYS_PRE_SEL_MASK, reg_val);
892 rt5514->sysclk = freq;
893 rt5514->sysclk_src = clk_id;
895 dev_dbg(dai->dev, "Sysclk is %dHz and clock id is %d\n", freq, clk_id);
900 static int rt5514_set_dai_pll(struct snd_soc_dai *dai, int pll_id, int source,
901 unsigned int freq_in, unsigned int freq_out)
903 struct snd_soc_component *component = dai->component;
904 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
905 struct rl6231_pll_code pll_code;
908 if (!freq_in || !freq_out) {
909 dev_dbg(component->dev, "PLL disabled\n");
913 regmap_update_bits(rt5514->regmap, RT5514_CLK_CTRL2,
914 RT5514_CLK_SYS_PRE_SEL_MASK,
915 RT5514_CLK_SYS_PRE_SEL_MCLK);
920 if (source == rt5514->pll_src && freq_in == rt5514->pll_in &&
921 freq_out == rt5514->pll_out)
925 case RT5514_PLL1_S_MCLK:
926 regmap_update_bits(rt5514->regmap, RT5514_PLL_SOURCE_CTRL,
927 RT5514_PLL_1_SEL_MASK, RT5514_PLL_1_SEL_MCLK);
930 case RT5514_PLL1_S_BCLK:
931 regmap_update_bits(rt5514->regmap, RT5514_PLL_SOURCE_CTRL,
932 RT5514_PLL_1_SEL_MASK, RT5514_PLL_1_SEL_SCLK);
936 dev_err(component->dev, "Unknown PLL source %d\n", source);
940 ret = rl6231_pll_calc(freq_in, freq_out, &pll_code);
942 dev_err(component->dev, "Unsupport input clock %d\n", freq_in);
946 dev_dbg(component->dev, "bypass=%d m=%d n=%d k=%d\n",
947 pll_code.m_bp, (pll_code.m_bp ? 0 : pll_code.m_code),
948 pll_code.n_code, pll_code.k_code);
950 regmap_write(rt5514->regmap, RT5514_ANA_CTRL_PLL1_1,
951 pll_code.k_code << RT5514_PLL_K_SFT |
952 pll_code.n_code << RT5514_PLL_N_SFT |
953 (pll_code.m_bp ? 0 : pll_code.m_code) << RT5514_PLL_M_SFT);
954 regmap_update_bits(rt5514->regmap, RT5514_ANA_CTRL_PLL1_2,
955 RT5514_PLL_M_BP, pll_code.m_bp << RT5514_PLL_M_BP_SFT);
957 rt5514->pll_in = freq_in;
958 rt5514->pll_out = freq_out;
959 rt5514->pll_src = source;
964 static int rt5514_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask,
965 unsigned int rx_mask, int slots, int slot_width)
967 struct snd_soc_component *component = dai->component;
968 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
969 unsigned int val = 0, val2 = 0;
971 if (rx_mask || tx_mask)
972 val |= RT5514_TDM_MODE;
976 val2 |= RT5514_TDM_DOCKING_MODE | RT5514_TDM_DOCKING_VALID_CH2 |
977 RT5514_TDM_DOCKING_START_SLOT0;
981 val2 |= RT5514_TDM_DOCKING_MODE | RT5514_TDM_DOCKING_VALID_CH2 |
982 RT5514_TDM_DOCKING_START_SLOT4;
986 val2 |= RT5514_TDM_DOCKING_MODE | RT5514_TDM_DOCKING_VALID_CH4 |
987 RT5514_TDM_DOCKING_START_SLOT0;
991 val2 |= RT5514_TDM_DOCKING_MODE | RT5514_TDM_DOCKING_VALID_CH4 |
992 RT5514_TDM_DOCKING_START_SLOT4;
1003 val |= RT5514_TDMSLOT_SEL_RX_4CH | RT5514_TDMSLOT_SEL_TX_4CH;
1007 val |= RT5514_TDMSLOT_SEL_RX_6CH | RT5514_TDMSLOT_SEL_TX_6CH;
1011 val |= RT5514_TDMSLOT_SEL_RX_8CH | RT5514_TDMSLOT_SEL_TX_8CH;
1019 switch (slot_width) {
1021 val |= RT5514_CH_LEN_RX_20 | RT5514_CH_LEN_TX_20;
1025 val |= RT5514_CH_LEN_RX_24 | RT5514_CH_LEN_TX_24;
1029 val |= RT5514_TDM_MODE2;
1033 val |= RT5514_CH_LEN_RX_32 | RT5514_CH_LEN_TX_32;
1041 regmap_update_bits(rt5514->regmap, RT5514_I2S_CTRL1, RT5514_TDM_MODE |
1042 RT5514_TDMSLOT_SEL_RX_MASK | RT5514_TDMSLOT_SEL_TX_MASK |
1043 RT5514_CH_LEN_RX_MASK | RT5514_CH_LEN_TX_MASK |
1044 RT5514_TDM_MODE2, val);
1046 regmap_update_bits(rt5514->regmap, RT5514_I2S_CTRL2,
1047 RT5514_TDM_DOCKING_MODE | RT5514_TDM_DOCKING_VALID_CH_MASK |
1048 RT5514_TDM_DOCKING_START_MASK, val2);
1053 static int rt5514_set_bias_level(struct snd_soc_component *component,
1054 enum snd_soc_bias_level level)
1056 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
1060 case SND_SOC_BIAS_PREPARE:
1061 if (IS_ERR(rt5514->mclk))
1064 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_ON) {
1065 clk_disable_unprepare(rt5514->mclk);
1067 ret = clk_prepare_enable(rt5514->mclk);
1073 case SND_SOC_BIAS_STANDBY:
1074 if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
1076 * If the DSP is enabled in start of recording, the DSP
1077 * should be disabled, and sync back to normal recording
1078 * settings to make sure recording properly.
1080 if (rt5514->dsp_enabled) {
1081 rt5514->dsp_enabled = 0;
1082 regmap_multi_reg_write(rt5514->i2c_regmap,
1084 ARRAY_SIZE(rt5514_i2c_patch));
1085 regcache_mark_dirty(rt5514->regmap);
1086 regcache_sync(rt5514->regmap);
1098 static int rt5514_probe(struct snd_soc_component *component)
1100 struct rt5514_priv *rt5514 = snd_soc_component_get_drvdata(component);
1101 struct platform_device *pdev = container_of(component->dev,
1102 struct platform_device, dev);
1104 rt5514->mclk = devm_clk_get(component->dev, "mclk");
1105 if (PTR_ERR(rt5514->mclk) == -EPROBE_DEFER)
1106 return -EPROBE_DEFER;
1108 if (rt5514->pdata.dsp_calib_clk_name) {
1109 rt5514->dsp_calib_clk = devm_clk_get(&pdev->dev,
1110 rt5514->pdata.dsp_calib_clk_name);
1111 if (PTR_ERR(rt5514->dsp_calib_clk) == -EPROBE_DEFER)
1112 return -EPROBE_DEFER;
1115 rt5514->component = component;
1116 rt5514->pll3_cal_value = 0x0078b000;
1121 static int rt5514_i2c_read(void *context, unsigned int reg, unsigned int *val)
1123 struct i2c_client *client = context;
1124 struct rt5514_priv *rt5514 = i2c_get_clientdata(client);
1126 regmap_read(rt5514->i2c_regmap, reg | RT5514_DSP_MAPPING, val);
1131 static int rt5514_i2c_write(void *context, unsigned int reg, unsigned int val)
1133 struct i2c_client *client = context;
1134 struct rt5514_priv *rt5514 = i2c_get_clientdata(client);
1136 regmap_write(rt5514->i2c_regmap, reg | RT5514_DSP_MAPPING, val);
1141 #define RT5514_STEREO_RATES SNDRV_PCM_RATE_8000_192000
1142 #define RT5514_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
1143 SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S8)
1145 static const struct snd_soc_dai_ops rt5514_aif_dai_ops = {
1146 .hw_params = rt5514_hw_params,
1147 .set_fmt = rt5514_set_dai_fmt,
1148 .set_sysclk = rt5514_set_dai_sysclk,
1149 .set_pll = rt5514_set_dai_pll,
1150 .set_tdm_slot = rt5514_set_tdm_slot,
1153 static struct snd_soc_dai_driver rt5514_dai[] = {
1155 .name = "rt5514-aif1",
1158 .stream_name = "AIF1 Capture",
1161 .rates = RT5514_STEREO_RATES,
1162 .formats = RT5514_FORMATS,
1164 .ops = &rt5514_aif_dai_ops,
1168 static const struct snd_soc_component_driver soc_component_dev_rt5514 = {
1169 .probe = rt5514_probe,
1170 .set_bias_level = rt5514_set_bias_level,
1171 .controls = rt5514_snd_controls,
1172 .num_controls = ARRAY_SIZE(rt5514_snd_controls),
1173 .dapm_widgets = rt5514_dapm_widgets,
1174 .num_dapm_widgets = ARRAY_SIZE(rt5514_dapm_widgets),
1175 .dapm_routes = rt5514_dapm_routes,
1176 .num_dapm_routes = ARRAY_SIZE(rt5514_dapm_routes),
1177 .use_pmdown_time = 1,
1179 .non_legacy_dai_naming = 1,
1182 static const struct regmap_config rt5514_i2c_regmap = {
1187 .readable_reg = rt5514_i2c_readable_register,
1189 .cache_type = REGCACHE_NONE,
1192 static const struct regmap_config rt5514_regmap = {
1196 .max_register = RT5514_VENDOR_ID2,
1197 .volatile_reg = rt5514_volatile_register,
1198 .readable_reg = rt5514_readable_register,
1199 .reg_read = rt5514_i2c_read,
1200 .reg_write = rt5514_i2c_write,
1202 .cache_type = REGCACHE_RBTREE,
1203 .reg_defaults = rt5514_reg,
1204 .num_reg_defaults = ARRAY_SIZE(rt5514_reg),
1205 .use_single_read = true,
1206 .use_single_write = true,
1209 static const struct i2c_device_id rt5514_i2c_id[] = {
1213 MODULE_DEVICE_TABLE(i2c, rt5514_i2c_id);
1215 #if defined(CONFIG_OF)
1216 static const struct of_device_id rt5514_of_match[] = {
1217 { .compatible = "realtek,rt5514", },
1220 MODULE_DEVICE_TABLE(of, rt5514_of_match);
1224 static const struct acpi_device_id rt5514_acpi_match[] = {
1228 MODULE_DEVICE_TABLE(acpi, rt5514_acpi_match);
1231 static int rt5514_parse_dp(struct rt5514_priv *rt5514, struct device *dev)
1233 device_property_read_u32(dev, "realtek,dmic-init-delay-ms",
1234 &rt5514->pdata.dmic_init_delay);
1235 device_property_read_string(dev, "realtek,dsp-calib-clk-name",
1236 &rt5514->pdata.dsp_calib_clk_name);
1237 device_property_read_u32(dev, "realtek,dsp-calib-clk-rate",
1238 &rt5514->pdata.dsp_calib_clk_rate);
1243 static __maybe_unused int rt5514_i2c_resume(struct device *dev)
1245 struct rt5514_priv *rt5514 = dev_get_drvdata(dev);
1249 * Add a bogus read to avoid rt5514's confusion after s2r in case it
1250 * saw glitches on the i2c lines and thought the other side sent a
1253 regmap_read(rt5514->regmap, RT5514_VENDOR_ID2, &val);
1258 static int rt5514_i2c_probe(struct i2c_client *i2c,
1259 const struct i2c_device_id *id)
1261 struct rt5514_platform_data *pdata = dev_get_platdata(&i2c->dev);
1262 struct rt5514_priv *rt5514;
1264 unsigned int val = ~0;
1266 rt5514 = devm_kzalloc(&i2c->dev, sizeof(struct rt5514_priv),
1271 i2c_set_clientdata(i2c, rt5514);
1274 rt5514->pdata = *pdata;
1276 rt5514_parse_dp(rt5514, &i2c->dev);
1278 rt5514->i2c_regmap = devm_regmap_init_i2c(i2c, &rt5514_i2c_regmap);
1279 if (IS_ERR(rt5514->i2c_regmap)) {
1280 ret = PTR_ERR(rt5514->i2c_regmap);
1281 dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
1286 rt5514->regmap = devm_regmap_init(&i2c->dev, NULL, i2c, &rt5514_regmap);
1287 if (IS_ERR(rt5514->regmap)) {
1288 ret = PTR_ERR(rt5514->regmap);
1289 dev_err(&i2c->dev, "Failed to allocate register map: %d\n",
1295 * The rt5514 can get confused if the i2c lines glitch together, as
1296 * can happen at bootup as regulators are turned off and on. If it's
1297 * in this glitched state the first i2c read will fail, so we'll give
1298 * it one change to retry.
1300 ret = regmap_read(rt5514->regmap, RT5514_VENDOR_ID2, &val);
1301 if (ret || val != RT5514_DEVICE_ID)
1302 ret = regmap_read(rt5514->regmap, RT5514_VENDOR_ID2, &val);
1303 if (ret || val != RT5514_DEVICE_ID) {
1305 "Device with ID register %x is not rt5514\n", val);
1309 ret = regmap_multi_reg_write(rt5514->i2c_regmap, rt5514_i2c_patch,
1310 ARRAY_SIZE(rt5514_i2c_patch));
1312 dev_warn(&i2c->dev, "Failed to apply i2c_regmap patch: %d\n",
1315 ret = regmap_register_patch(rt5514->regmap, rt5514_patch,
1316 ARRAY_SIZE(rt5514_patch));
1318 dev_warn(&i2c->dev, "Failed to apply regmap patch: %d\n", ret);
1320 return devm_snd_soc_register_component(&i2c->dev,
1321 &soc_component_dev_rt5514,
1322 rt5514_dai, ARRAY_SIZE(rt5514_dai));
1325 static const struct dev_pm_ops rt5514_i2_pm_ops = {
1326 SET_SYSTEM_SLEEP_PM_OPS(NULL, rt5514_i2c_resume)
1329 static struct i2c_driver rt5514_i2c_driver = {
1332 .acpi_match_table = ACPI_PTR(rt5514_acpi_match),
1333 .of_match_table = of_match_ptr(rt5514_of_match),
1334 .pm = &rt5514_i2_pm_ops,
1336 .probe = rt5514_i2c_probe,
1337 .id_table = rt5514_i2c_id,
1339 module_i2c_driver(rt5514_i2c_driver);
1341 MODULE_DESCRIPTION("ASoC RT5514 driver");
1342 MODULE_AUTHOR("Oder Chiou <oder_chiou@realtek.com>");
1343 MODULE_LICENSE("GPL v2");