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-rw-r--r--sound/soc/codecs/Kconfig4
-rw-r--r--sound/soc/codecs/Makefile2
-rw-r--r--sound/soc/codecs/ml26124.c681
-rw-r--r--sound/soc/codecs/ml26124.h184
4 files changed, 871 insertions, 0 deletions
diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig
index 6508e8b790bb..e314a66b30cd 100644
--- a/sound/soc/codecs/Kconfig
+++ b/sound/soc/codecs/Kconfig
@@ -42,6 +42,7 @@ config SND_SOC_ALL_CODECS
42 select SND_SOC_MAX9850 if I2C 42 select SND_SOC_MAX9850 if I2C
43 select SND_SOC_MAX9768 if I2C 43 select SND_SOC_MAX9768 if I2C
44 select SND_SOC_MAX9877 if I2C 44 select SND_SOC_MAX9877 if I2C
45 select SND_SOC_ML26124 if I2C
45 select SND_SOC_PCM3008 46 select SND_SOC_PCM3008
46 select SND_SOC_RT5631 if I2C 47 select SND_SOC_RT5631 if I2C
47 select SND_SOC_SGTL5000 if I2C 48 select SND_SOC_SGTL5000 if I2C
@@ -436,5 +437,8 @@ config SND_SOC_MAX9768
436config SND_SOC_MAX9877 437config SND_SOC_MAX9877
437 tristate 438 tristate
438 439
440config SND_SOC_ML26124
441 tristate
442
439config SND_SOC_TPA6130A2 443config SND_SOC_TPA6130A2
440 tristate 444 tristate
diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile
index 6662eb0cdcc0..9108ee992395 100644
--- a/sound/soc/codecs/Makefile
+++ b/sound/soc/codecs/Makefile
@@ -29,6 +29,7 @@ snd-soc-max9768-objs := max9768.o
29snd-soc-max98088-objs := max98088.o 29snd-soc-max98088-objs := max98088.o
30snd-soc-max98095-objs := max98095.o 30snd-soc-max98095-objs := max98095.o
31snd-soc-max9850-objs := max9850.o 31snd-soc-max9850-objs := max9850.o
32snd-soc-ml26124-objs := ml26124.o
32snd-soc-pcm3008-objs := pcm3008.o 33snd-soc-pcm3008-objs := pcm3008.o
33snd-soc-rt5631-objs := rt5631.o 34snd-soc-rt5631-objs := rt5631.o
34snd-soc-sgtl5000-objs := sgtl5000.o 35snd-soc-sgtl5000-objs := sgtl5000.o
@@ -135,6 +136,7 @@ obj-$(CONFIG_SND_SOC_MAX9768) += snd-soc-max9768.o
135obj-$(CONFIG_SND_SOC_MAX98088) += snd-soc-max98088.o 136obj-$(CONFIG_SND_SOC_MAX98088) += snd-soc-max98088.o
136obj-$(CONFIG_SND_SOC_MAX98095) += snd-soc-max98095.o 137obj-$(CONFIG_SND_SOC_MAX98095) += snd-soc-max98095.o
137obj-$(CONFIG_SND_SOC_MAX9850) += snd-soc-max9850.o 138obj-$(CONFIG_SND_SOC_MAX9850) += snd-soc-max9850.o
139obj-$(CONFIG_SND_SOC_ML26124) += snd-soc-ml26124.o
138obj-$(CONFIG_SND_SOC_PCM3008) += snd-soc-pcm3008.o 140obj-$(CONFIG_SND_SOC_PCM3008) += snd-soc-pcm3008.o
139obj-$(CONFIG_SND_SOC_RT5631) += snd-soc-rt5631.o 141obj-$(CONFIG_SND_SOC_RT5631) += snd-soc-rt5631.o
140obj-$(CONFIG_SND_SOC_SGTL5000) += snd-soc-sgtl5000.o 142obj-$(CONFIG_SND_SOC_SGTL5000) += snd-soc-sgtl5000.o
diff --git a/sound/soc/codecs/ml26124.c b/sound/soc/codecs/ml26124.c
new file mode 100644
index 000000000000..22cb5bf59273
--- /dev/null
+++ b/sound/soc/codecs/ml26124.c
@@ -0,0 +1,681 @@
1/*
2 * Copyright (C) 2011 LAPIS Semiconductor Co., Ltd.
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 2 of the License.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program; if not, write to the Free Software
15 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
16 */
17
18#include <linux/module.h>
19#include <linux/moduleparam.h>
20#include <linux/init.h>
21#include <linux/delay.h>
22#include <linux/pm.h>
23#include <linux/i2c.h>
24#include <linux/slab.h>
25#include <linux/platform_device.h>
26#include <linux/regmap.h>
27#include <sound/core.h>
28#include <sound/pcm.h>
29#include <sound/pcm_params.h>
30#include <sound/soc.h>
31#include <sound/tlv.h>
32#include "ml26124.h"
33
34#define DVOL_CTL_DVMUTE_ON BIT(4) /* Digital volume MUTE On */
35#define DVOL_CTL_DVMUTE_OFF 0 /* Digital volume MUTE Off */
36#define ML26124_SAI_NO_DELAY BIT(1)
37#define ML26124_SAI_FRAME_SYNC (BIT(5) | BIT(0)) /* For mono (Telecodec) */
38#define ML26134_CACHESIZE 212
39#define ML26124_VMID BIT(1)
40#define ML26124_RATES (SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_32000 |\
41 SNDRV_PCM_RATE_48000)
42#define ML26124_FORMATS (SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE |\
43 SNDRV_PCM_FMTBIT_S32_LE)
44#define ML26124_NUM_REGISTER ML26134_CACHESIZE
45
46struct ml26124_priv {
47 u32 mclk;
48 u32 rate;
49 struct regmap *regmap;
50 int clk_in;
51 struct snd_pcm_substream *substream;
52};
53
54struct clk_coeff {
55 u32 mclk;
56 u32 rate;
57 u8 pllnl;
58 u8 pllnh;
59 u8 pllml;
60 u8 pllmh;
61 u8 plldiv;
62};
63
64/* ML26124 configuration */
65static const DECLARE_TLV_DB_SCALE(digital_tlv, -7150, 50, 0);
66
67static const DECLARE_TLV_DB_SCALE(alclvl, -2250, 150, 0);
68static const DECLARE_TLV_DB_SCALE(mingain, -1200, 600, 0);
69static const DECLARE_TLV_DB_SCALE(maxgain, -675, 600, 0);
70static const DECLARE_TLV_DB_SCALE(boost_vol, -1200, 75, 0);
71static const DECLARE_TLV_DB_SCALE(ngth, -7650, 150, 0);
72
73static const char * const ml26124_companding[] = {"16bit PCM", "u-law",
74 "A-law"};
75
76static const struct soc_enum ml26124_adc_companding_enum
77 = SOC_ENUM_SINGLE(ML26124_SAI_TRANS_CTL, 6, 3, ml26124_companding);
78
79static const struct soc_enum ml26124_dac_companding_enum
80 = SOC_ENUM_SINGLE(ML26124_SAI_RCV_CTL, 6, 3, ml26124_companding);
81
82static const struct snd_kcontrol_new ml26124_snd_controls[] = {
83 SOC_SINGLE_TLV("Capture Digital Volume", ML26124_RECORD_DIG_VOL, 0,
84 0xff, 1, digital_tlv),
85 SOC_SINGLE_TLV("Playback Digital Volume", ML26124_PLBAK_DIG_VOL, 0,
86 0xff, 1, digital_tlv),
87 SOC_SINGLE_TLV("Digital Boost Volume", ML26124_DIGI_BOOST_VOL, 0,
88 0x3f, 0, boost_vol),
89 SOC_SINGLE_TLV("EQ Band0 Volume", ML26124_EQ_GAIN_BRAND0, 0,
90 0xff, 1, digital_tlv),
91 SOC_SINGLE_TLV("EQ Band1 Volume", ML26124_EQ_GAIN_BRAND1, 0,
92 0xff, 1, digital_tlv),
93 SOC_SINGLE_TLV("EQ Band2 Volume", ML26124_EQ_GAIN_BRAND2, 0,
94 0xff, 1, digital_tlv),
95 SOC_SINGLE_TLV("EQ Band3 Volume", ML26124_EQ_GAIN_BRAND3, 0,
96 0xff, 1, digital_tlv),
97 SOC_SINGLE_TLV("EQ Band4 Volume", ML26124_EQ_GAIN_BRAND4, 0,
98 0xff, 1, digital_tlv),
99 SOC_SINGLE_TLV("ALC Target Level", ML26124_ALC_TARGET_LEV, 0,
100 0xf, 1, alclvl),
101 SOC_SINGLE_TLV("ALC Min Input Volume", ML26124_ALC_MAXMIN_GAIN, 0,
102 7, 0, mingain),
103 SOC_SINGLE_TLV("ALC Max Input Volume", ML26124_ALC_MAXMIN_GAIN, 4,
104 7, 1, maxgain),
105 SOC_SINGLE_TLV("Playback Limiter Min Input Volume",
106 ML26124_PL_MAXMIN_GAIN, 0, 7, 0, mingain),
107 SOC_SINGLE_TLV("Playback Limiter Max Input Volume",
108 ML26124_PL_MAXMIN_GAIN, 4, 7, 1, maxgain),
109 SOC_SINGLE_TLV("Playback Boost Volume", ML26124_PLYBAK_BOST_VOL, 0,
110 0x3f, 0, boost_vol),
111 SOC_SINGLE("DC High Pass Filter Switch", ML26124_FILTER_EN, 0, 1, 0),
112 SOC_SINGLE("Noise High Pass Filter Switch", ML26124_FILTER_EN, 1, 1, 0),
113 SOC_SINGLE("ZC Switch", ML26124_PW_ZCCMP_PW_MNG, 1,
114 1, 0),
115 SOC_SINGLE("EQ Band0 Switch", ML26124_FILTER_EN, 2, 1, 0),
116 SOC_SINGLE("EQ Band1 Switch", ML26124_FILTER_EN, 3, 1, 0),
117 SOC_SINGLE("EQ Band2 Switch", ML26124_FILTER_EN, 4, 1, 0),
118 SOC_SINGLE("EQ Band3 Switch", ML26124_FILTER_EN, 5, 1, 0),
119 SOC_SINGLE("EQ Band4 Switch", ML26124_FILTER_EN, 6, 1, 0),
120 SOC_SINGLE("Play Limiter", ML26124_DVOL_CTL, 0, 1, 0),
121 SOC_SINGLE("Capture Limiter", ML26124_DVOL_CTL, 1, 1, 0),
122 SOC_SINGLE("Digital Volume Fade Switch", ML26124_DVOL_CTL, 3, 1, 0),
123 SOC_SINGLE("Digital Switch", ML26124_DVOL_CTL, 4, 1, 0),
124 SOC_ENUM("DAC Companding", ml26124_dac_companding_enum),
125 SOC_ENUM("ADC Companding", ml26124_adc_companding_enum),
126};
127
128static const struct snd_kcontrol_new ml26124_output_mixer_controls[] = {
129 SOC_DAPM_SINGLE("DAC Switch", ML26124_SPK_AMP_OUT, 1, 1, 0),
130 SOC_DAPM_SINGLE("Line in loopback Switch", ML26124_SPK_AMP_OUT, 3, 1,
131 0),
132 SOC_DAPM_SINGLE("PGA Switch", ML26124_SPK_AMP_OUT, 5, 1, 0),
133};
134
135/* Input mux */
136static const char * const ml26124_input_select[] = {"Analog MIC SingleEnded in",
137 "Digital MIC in", "Analog MIC Differential in"};
138
139static const struct soc_enum ml26124_insel_enum =
140 SOC_ENUM_SINGLE(ML26124_MIC_IF_CTL, 0, 3, ml26124_input_select);
141
142static const struct snd_kcontrol_new ml26124_input_mux_controls =
143 SOC_DAPM_ENUM("Input Select", ml26124_insel_enum);
144
145static const struct snd_kcontrol_new ml26124_line_control =
146 SOC_DAPM_SINGLE("Switch", ML26124_PW_LOUT_PW_MNG, 1, 1, 0);
147
148static const struct snd_soc_dapm_widget ml26124_dapm_widgets[] = {
149 SND_SOC_DAPM_SUPPLY("MCLKEN", ML26124_CLK_EN, 0, 0, NULL, 0),
150 SND_SOC_DAPM_SUPPLY("PLLEN", ML26124_CLK_EN, 1, 0, NULL, 0),
151 SND_SOC_DAPM_SUPPLY("PLLOE", ML26124_CLK_EN, 2, 0, NULL, 0),
152 SND_SOC_DAPM_SUPPLY("MICBIAS", ML26124_PW_REF_PW_MNG, 2, 0, NULL, 0),
153 SND_SOC_DAPM_MIXER("Output Mixer", SND_SOC_NOPM, 0, 0,
154 &ml26124_output_mixer_controls[0],
155 ARRAY_SIZE(ml26124_output_mixer_controls)),
156 SND_SOC_DAPM_DAC("DAC", "Playback", ML26124_PW_DAC_PW_MNG, 1, 0),
157 SND_SOC_DAPM_ADC("ADC", "Capture", ML26124_PW_IN_PW_MNG, 1, 0),
158 SND_SOC_DAPM_PGA("PGA", ML26124_PW_IN_PW_MNG, 3, 0, NULL, 0),
159 SND_SOC_DAPM_MUX("Input Mux", SND_SOC_NOPM, 0, 0,
160 &ml26124_input_mux_controls),
161 SND_SOC_DAPM_SWITCH("Line Out Enable", SND_SOC_NOPM, 0, 0,
162 &ml26124_line_control),
163 SND_SOC_DAPM_INPUT("MDIN"),
164 SND_SOC_DAPM_INPUT("MIN"),
165 SND_SOC_DAPM_INPUT("LIN"),
166 SND_SOC_DAPM_OUTPUT("SPOUT"),
167 SND_SOC_DAPM_OUTPUT("LOUT"),
168};
169
170static const struct snd_soc_dapm_route ml26124_intercon[] = {
171 /* Supply */
172 {"DAC", NULL, "MCLKEN"},
173 {"ADC", NULL, "MCLKEN"},
174 {"DAC", NULL, "PLLEN"},
175 {"ADC", NULL, "PLLEN"},
176 {"DAC", NULL, "PLLOE"},
177 {"ADC", NULL, "PLLOE"},
178
179 /* output mixer */
180 {"Output Mixer", "DAC Switch", "DAC"},
181 {"Output Mixer", "Line in loopback Switch", "LIN"},
182
183 /* outputs */
184 {"LOUT", NULL, "Output Mixer"},
185 {"SPOUT", NULL, "Output Mixer"},
186 {"Line Out Enable", NULL, "LOUT"},
187
188 /* input */
189 {"ADC", NULL, "Input Mux"},
190 {"Input Mux", "Analog MIC SingleEnded in", "PGA"},
191 {"Input Mux", "Analog MIC Differential in", "PGA"},
192 {"PGA", NULL, "MIN"},
193};
194
195/* PLLOutputFreq(Hz) = InputMclkFreq(Hz) * PLLM / (PLLN * PLLDIV) */
196static const struct clk_coeff coeff_div[] = {
197 {12288000, 16000, 0xc, 0x0, 0x20, 0x0, 0x4},
198 {12288000, 32000, 0xc, 0x0, 0x20, 0x0, 0x4},
199 {12288000, 48000, 0xc, 0x0, 0x30, 0x0, 0x4},
200};
201
202static struct reg_default ml26124_reg[] = {
203 /* CLOCK control Register */
204 {0x00, 0x00 }, /* Sampling Rate */
205 {0x02, 0x00}, /* PLL NL */
206 {0x04, 0x00}, /* PLLNH */
207 {0x06, 0x00}, /* PLLML */
208 {0x08, 0x00}, /* MLLMH */
209 {0x0a, 0x00}, /* PLLDIV */
210 {0x0c, 0x00}, /* Clock Enable */
211 {0x0e, 0x00}, /* CLK Input/Output Control */
212
213 /* System Control Register */
214 {0x10, 0x00}, /* Software RESET */
215 {0x12, 0x00}, /* Record/Playback Run */
216 {0x14, 0x00}, /* Mic Input/Output control */
217
218 /* Power Management Register */
219 {0x20, 0x00}, /* Reference Power Management */
220 {0x22, 0x00}, /* Input Power Management */
221 {0x24, 0x00}, /* DAC Power Management */
222 {0x26, 0x00}, /* SP-AMP Power Management */
223 {0x28, 0x00}, /* LINEOUT Power Management */
224 {0x2a, 0x00}, /* VIDEO Power Management */
225 {0x2e, 0x00}, /* AC-CMP Power Management */
226
227 /* Analog reference Control Register */
228 {0x30, 0x04}, /* MICBIAS Voltage Control */
229
230 /* Input/Output Amplifier Control Register */
231 {0x32, 0x10}, /* MIC Input Volume */
232 {0x38, 0x00}, /* Mic Boost Volume */
233 {0x3a, 0x33}, /* Speaker AMP Volume */
234 {0x48, 0x00}, /* AMP Volume Control Function Enable */
235 {0x4a, 0x00}, /* Amplifier Volume Fader Control */
236
237 /* Analog Path Control Register */
238 {0x54, 0x00}, /* Speaker AMP Output Control */
239 {0x5a, 0x00}, /* Mic IF Control */
240 {0xe8, 0x01}, /* Mic Select Control */
241
242 /* Audio Interface Control Register */
243 {0x60, 0x00}, /* SAI-Trans Control */
244 {0x62, 0x00}, /* SAI-Receive Control */
245 {0x64, 0x00}, /* SAI Mode select */
246
247 /* DSP Control Register */
248 {0x66, 0x01}, /* Filter Func Enable */
249 {0x68, 0x00}, /* Volume Control Func Enable */
250 {0x6A, 0x00}, /* Mixer & Volume Control*/
251 {0x6C, 0xff}, /* Record Digital Volume */
252 {0x70, 0xff}, /* Playback Digital Volume */
253 {0x72, 0x10}, /* Digital Boost Volume */
254 {0x74, 0xe7}, /* EQ gain Band0 */
255 {0x76, 0xe7}, /* EQ gain Band1 */
256 {0x78, 0xe7}, /* EQ gain Band2 */
257 {0x7A, 0xe7}, /* EQ gain Band3 */
258 {0x7C, 0xe7}, /* EQ gain Band4 */
259 {0x7E, 0x00}, /* HPF2 CutOff*/
260 {0x80, 0x00}, /* EQ Band0 Coef0L */
261 {0x82, 0x00}, /* EQ Band0 Coef0H */
262 {0x84, 0x00}, /* EQ Band0 Coef0L */
263 {0x86, 0x00}, /* EQ Band0 Coef0H */
264 {0x88, 0x00}, /* EQ Band1 Coef0L */
265 {0x8A, 0x00}, /* EQ Band1 Coef0H */
266 {0x8C, 0x00}, /* EQ Band1 Coef0L */
267 {0x8E, 0x00}, /* EQ Band1 Coef0H */
268 {0x90, 0x00}, /* EQ Band2 Coef0L */
269 {0x92, 0x00}, /* EQ Band2 Coef0H */
270 {0x94, 0x00}, /* EQ Band2 Coef0L */
271 {0x96, 0x00}, /* EQ Band2 Coef0H */
272 {0x98, 0x00}, /* EQ Band3 Coef0L */
273 {0x9A, 0x00}, /* EQ Band3 Coef0H */
274 {0x9C, 0x00}, /* EQ Band3 Coef0L */
275 {0x9E, 0x00}, /* EQ Band3 Coef0H */
276 {0xA0, 0x00}, /* EQ Band4 Coef0L */
277 {0xA2, 0x00}, /* EQ Band4 Coef0H */
278 {0xA4, 0x00}, /* EQ Band4 Coef0L */
279 {0xA6, 0x00}, /* EQ Band4 Coef0H */
280
281 /* ALC Control Register */
282 {0xb0, 0x00}, /* ALC Mode */
283 {0xb2, 0x02}, /* ALC Attack Time */
284 {0xb4, 0x03}, /* ALC Decay Time */
285 {0xb6, 0x00}, /* ALC Hold Time */
286 {0xb8, 0x0b}, /* ALC Target Level */
287 {0xba, 0x70}, /* ALC Max/Min Gain */
288 {0xbc, 0x00}, /* Noise Gate Threshold */
289 {0xbe, 0x00}, /* ALC ZeroCross TimeOut */
290
291 /* Playback Limiter Control Register */
292 {0xc0, 0x04}, /* PL Attack Time */
293 {0xc2, 0x05}, /* PL Decay Time */
294 {0xc4, 0x0d}, /* PL Target Level */
295 {0xc6, 0x70}, /* PL Max/Min Gain */
296 {0xc8, 0x10}, /* Playback Boost Volume */
297 {0xca, 0x00}, /* PL ZeroCross TimeOut */
298
299 /* Video Amplifier Control Register */
300 {0xd0, 0x01}, /* VIDEO AMP Gain Control */
301 {0xd2, 0x01}, /* VIDEO AMP Setup 1 */
302 {0xd4, 0x01}, /* VIDEO AMP Control2 */
303};
304
305/* Get sampling rate value of sampling rate setting register (0x0) */
306static inline int get_srate(int rate)
307{
308 int srate;
309
310 switch (rate) {
311 case 16000:
312 srate = 3;
313 break;
314 case 32000:
315 srate = 6;
316 break;
317 case 48000:
318 srate = 8;
319 break;
320 default:
321 return -EINVAL;
322 }
323 return srate;
324}
325
326static inline int get_coeff(int mclk, int rate)
327{
328 int i;
329
330 for (i = 0; i < ARRAY_SIZE(coeff_div); i++) {
331 if (coeff_div[i].rate == rate && coeff_div[i].mclk == mclk)
332 return i;
333 }
334 return -EINVAL;
335}
336
337static int ml26124_hw_params(struct snd_pcm_substream *substream,
338 struct snd_pcm_hw_params *hw_params,
339 struct snd_soc_dai *dai)
340{
341 struct snd_soc_codec *codec = dai->codec;
342 struct ml26124_priv *priv = snd_soc_codec_get_drvdata(codec);
343 int i = get_coeff(priv->mclk, params_rate(hw_params));
344
345 priv->substream = substream;
346 priv->rate = params_rate(hw_params);
347
348 if (priv->clk_in) {
349 switch (priv->mclk / params_rate(hw_params)) {
350 case 256:
351 snd_soc_update_bits(codec, ML26124_CLK_CTL,
352 BIT(0) | BIT(1), 1);
353 break;
354 case 512:
355 snd_soc_update_bits(codec, ML26124_CLK_CTL,
356 BIT(0) | BIT(1), 2);
357 break;
358 case 1024:
359 snd_soc_update_bits(codec, ML26124_CLK_CTL,
360 BIT(0) | BIT(1), 3);
361 break;
362 default:
363 dev_err(codec->dev, "Unsupported MCLKI\n");
364 break;
365 }
366 } else {
367 snd_soc_update_bits(codec, ML26124_CLK_CTL,
368 BIT(0) | BIT(1), 0);
369 }
370
371 switch (params_rate(hw_params)) {
372 case 16000:
373 snd_soc_update_bits(codec, ML26124_SMPLING_RATE, 0xf,
374 get_srate(params_rate(hw_params)));
375 snd_soc_update_bits(codec, ML26124_PLLNL, 0xff,
376 coeff_div[i].pllnl);
377 snd_soc_update_bits(codec, ML26124_PLLNH, 0x1,
378 coeff_div[i].pllnh);
379 snd_soc_update_bits(codec, ML26124_PLLML, 0xff,
380 coeff_div[i].pllml);
381 snd_soc_update_bits(codec, ML26124_PLLMH, 0x3f,
382 coeff_div[i].pllmh);
383 snd_soc_update_bits(codec, ML26124_PLLDIV, 0x1f,
384 coeff_div[i].plldiv);
385 break;
386 case 32000:
387 snd_soc_update_bits(codec, ML26124_SMPLING_RATE, 0xf,
388 get_srate(params_rate(hw_params)));
389 snd_soc_update_bits(codec, ML26124_PLLNL, 0xff,
390 coeff_div[i].pllnl);
391 snd_soc_update_bits(codec, ML26124_PLLNH, 0x1,
392 coeff_div[i].pllnh);
393 snd_soc_update_bits(codec, ML26124_PLLML, 0xff,
394 coeff_div[i].pllml);
395 snd_soc_update_bits(codec, ML26124_PLLMH, 0x3f,
396 coeff_div[i].pllmh);
397 snd_soc_update_bits(codec, ML26124_PLLDIV, 0x1f,
398 coeff_div[i].plldiv);
399 break;
400 case 48000:
401 snd_soc_update_bits(codec, ML26124_SMPLING_RATE, 0xf,
402 get_srate(params_rate(hw_params)));
403 snd_soc_update_bits(codec, ML26124_PLLNL, 0xff,
404 coeff_div[i].pllnl);
405 snd_soc_update_bits(codec, ML26124_PLLNH, 0x1,
406 coeff_div[i].pllnh);
407 snd_soc_update_bits(codec, ML26124_PLLML, 0xff,
408 coeff_div[i].pllml);
409 snd_soc_update_bits(codec, ML26124_PLLMH, 0x3f,
410 coeff_div[i].pllmh);
411 snd_soc_update_bits(codec, ML26124_PLLDIV, 0x1f,
412 coeff_div[i].plldiv);
413 break;
414 default:
415 pr_err("%s:this rate is no support for ml26124\n", __func__);
416 return -EINVAL;
417 }
418
419 return 0;
420}
421
422static int ml26124_mute(struct snd_soc_dai *dai, int mute)
423{
424 struct snd_soc_codec *codec = dai->codec;
425 struct ml26124_priv *priv = snd_soc_codec_get_drvdata(codec);
426
427 switch (priv->substream->stream) {
428 case SNDRV_PCM_STREAM_CAPTURE:
429 snd_soc_update_bits(codec, ML26124_REC_PLYBAK_RUN, BIT(0), 1);
430 break;
431 case SNDRV_PCM_STREAM_PLAYBACK:
432 snd_soc_update_bits(codec, ML26124_REC_PLYBAK_RUN, BIT(1), 2);
433 break;
434 }
435
436 if (mute)
437 snd_soc_update_bits(codec, ML26124_DVOL_CTL, BIT(4),
438 DVOL_CTL_DVMUTE_ON);
439 else
440 snd_soc_update_bits(codec, ML26124_DVOL_CTL, BIT(4),
441 DVOL_CTL_DVMUTE_OFF);
442
443 return 0;
444}
445
446static int ml26124_set_dai_fmt(struct snd_soc_dai *codec_dai,
447 unsigned int fmt)
448{
449 unsigned char mode;
450 struct snd_soc_codec *codec = codec_dai->codec;
451
452 /* set master/slave audio interface */
453 switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
454 case SND_SOC_DAIFMT_CBM_CFM:
455 mode = 1;
456 break;
457 case SND_SOC_DAIFMT_CBS_CFS:
458 mode = 0;
459 break;
460 default:
461 return -EINVAL;
462 }
463 snd_soc_update_bits(codec, ML26124_SAI_MODE_SEL, BIT(0), mode);
464
465 /* interface format */
466 switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
467 case SND_SOC_DAIFMT_I2S:
468 break;
469 default:
470 return -EINVAL;
471 }
472
473 /* clock inversion */
474 switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
475 case SND_SOC_DAIFMT_NB_NF:
476 break;
477 default:
478 return -EINVAL;
479 }
480
481 return 0;
482}
483
484static int ml26124_set_dai_sysclk(struct snd_soc_dai *codec_dai,
485 int clk_id, unsigned int freq, int dir)
486{
487 struct snd_soc_codec *codec = codec_dai->codec;
488 struct ml26124_priv *priv = snd_soc_codec_get_drvdata(codec);
489
490 switch (clk_id) {
491 case ML26124_USE_PLLOUT:
492 priv->clk_in = ML26124_USE_PLLOUT;
493 break;
494 case ML26124_USE_MCLKI:
495 priv->clk_in = ML26124_USE_MCLKI;
496 break;
497 default:
498 return -EINVAL;
499 }
500
501 priv->mclk = freq;
502
503 return 0;
504}
505
506static int ml26124_set_bias_level(struct snd_soc_codec *codec,
507 enum snd_soc_bias_level level)
508{
509 struct ml26124_priv *priv = snd_soc_codec_get_drvdata(codec);
510
511 switch (level) {
512 case SND_SOC_BIAS_ON:
513 snd_soc_update_bits(codec, ML26124_PW_SPAMP_PW_MNG,
514 ML26124_R26_MASK, ML26124_BLT_PREAMP_ON);
515 msleep(100);
516 snd_soc_update_bits(codec, ML26124_PW_SPAMP_PW_MNG,
517 ML26124_R26_MASK,
518 ML26124_MICBEN_ON | ML26124_BLT_ALL_ON);
519 break;
520 case SND_SOC_BIAS_PREPARE:
521 break;
522 case SND_SOC_BIAS_STANDBY:
523 /* VMID ON */
524 if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
525 snd_soc_update_bits(codec, ML26124_PW_REF_PW_MNG,
526 ML26124_VMID, ML26124_VMID);
527 msleep(500);
528 regcache_sync(priv->regmap);
529 }
530 break;
531 case SND_SOC_BIAS_OFF:
532 /* VMID OFF */
533 snd_soc_update_bits(codec, ML26124_PW_REF_PW_MNG,
534 ML26124_VMID, 0);
535 break;
536 }
537 codec->dapm.bias_level = level;
538 return 0;
539}
540
541static const struct snd_soc_dai_ops ml26124_dai_ops = {
542 .hw_params = ml26124_hw_params,
543 .digital_mute = ml26124_mute,
544 .set_fmt = ml26124_set_dai_fmt,
545 .set_sysclk = ml26124_set_dai_sysclk,
546};
547
548static struct snd_soc_dai_driver ml26124_dai = {
549 .name = "ml26124-hifi",
550 .playback = {
551 .stream_name = "Playback",
552 .channels_min = 1,
553 .channels_max = 2,
554 .rates = ML26124_RATES,
555 .formats = ML26124_FORMATS,},
556 .capture = {
557 .stream_name = "Capture",
558 .channels_min = 1,
559 .channels_max = 2,
560 .rates = ML26124_RATES,
561 .formats = ML26124_FORMATS,},
562 .ops = &ml26124_dai_ops,
563 .symmetric_rates = 1,
564};
565
566#ifdef CONFIG_PM
567static int ml26124_suspend(struct snd_soc_codec *codec)
568{
569 ml26124_set_bias_level(codec, SND_SOC_BIAS_OFF);
570
571 return 0;
572}
573
574static int ml26124_resume(struct snd_soc_codec *codec)
575{
576 ml26124_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
577
578 return 0;
579}
580#else
581#define ml26124_suspend NULL
582#define ml26124_resume NULL
583#endif
584
585static int ml26124_probe(struct snd_soc_codec *codec)
586{
587 int ret;
588 struct ml26124_priv *priv = snd_soc_codec_get_drvdata(codec);
589 codec->control_data = priv->regmap;
590
591 ret = snd_soc_codec_set_cache_io(codec, 7, 9, SND_SOC_REGMAP);
592 if (ret < 0) {
593 dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
594 return ret;
595 }
596
597 /* Software Reset */
598 snd_soc_update_bits(codec, ML26124_SW_RST, 0x01, 1);
599 snd_soc_update_bits(codec, ML26124_SW_RST, 0x01, 0);
600
601 ml26124_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
602
603 return 0;
604}
605
606static struct snd_soc_codec_driver soc_codec_dev_ml26124 = {
607 .probe = ml26124_probe,
608 .suspend = ml26124_suspend,
609 .resume = ml26124_resume,
610 .set_bias_level = ml26124_set_bias_level,
611 .dapm_widgets = ml26124_dapm_widgets,
612 .num_dapm_widgets = ARRAY_SIZE(ml26124_dapm_widgets),
613 .dapm_routes = ml26124_intercon,
614 .num_dapm_routes = ARRAY_SIZE(ml26124_intercon),
615 .controls = ml26124_snd_controls,
616 .num_controls = ARRAY_SIZE(ml26124_snd_controls),
617};
618
619static const struct regmap_config ml26124_i2c_regmap = {
620 .val_bits = 8,
621 .reg_bits = 8,
622 .max_register = ML26124_NUM_REGISTER,
623 .reg_defaults = ml26124_reg,
624 .num_reg_defaults = ARRAY_SIZE(ml26124_reg),
625 .cache_type = REGCACHE_RBTREE,
626 .write_flag_mask = 0x01,
627};
628
629static __devinit int ml26124_i2c_probe(struct i2c_client *i2c,
630 const struct i2c_device_id *id)
631{
632 struct ml26124_priv *priv;
633 int ret;
634
635 priv = devm_kzalloc(&i2c->dev, sizeof(*priv), GFP_KERNEL);
636 if (!priv)
637 return -ENOMEM;
638
639 i2c_set_clientdata(i2c, priv);
640
641 priv->regmap = regmap_init_i2c(i2c, &ml26124_i2c_regmap);
642 if (IS_ERR(priv->regmap)) {
643 ret = PTR_ERR(priv->regmap);
644 dev_err(&i2c->dev, "regmap_init_i2c() failed: %d\n", ret);
645 return ret;
646 }
647
648 return snd_soc_register_codec(&i2c->dev,
649 &soc_codec_dev_ml26124, &ml26124_dai, 1);
650}
651
652static __devexit int ml26124_i2c_remove(struct i2c_client *client)
653{
654 struct ml26124_priv *priv = i2c_get_clientdata(client);
655
656 snd_soc_unregister_codec(&client->dev);
657 regmap_exit(priv->regmap);
658 return 0;
659}
660
661static const struct i2c_device_id ml26124_i2c_id[] = {
662 { "ml26124", 0 },
663 { }
664};
665MODULE_DEVICE_TABLE(i2c, ml26124_i2c_id);
666
667static struct i2c_driver ml26124_i2c_driver = {
668 .driver = {
669 .name = "ml26124",
670 .owner = THIS_MODULE,
671 },
672 .probe = ml26124_i2c_probe,
673 .remove = __devexit_p(ml26124_i2c_remove),
674 .id_table = ml26124_i2c_id,
675};
676
677module_i2c_driver(ml26124_i2c_driver);
678
679MODULE_AUTHOR("Tomoya MORINAGA <tomoya.rohm@gmail.com>");
680MODULE_DESCRIPTION("LAPIS Semiconductor ML26124 ALSA SoC codec driver");
681MODULE_LICENSE("GPL");
diff --git a/sound/soc/codecs/ml26124.h b/sound/soc/codecs/ml26124.h
new file mode 100644
index 000000000000..5ea0cbb8c46c
--- /dev/null
+++ b/sound/soc/codecs/ml26124.h
@@ -0,0 +1,184 @@
1/*
2 * Copyright (C) 2011 LAPIS Semiconductor Co., Ltd.
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; version 2 of the License.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program; if not, write to the Free Software
15 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
16 */
17
18#ifndef ML26124_H
19#define ML26124_H
20
21/* Clock Control Register */
22#define ML26124_SMPLING_RATE 0x00
23#define ML26124_PLLNL 0x02
24#define ML26124_PLLNH 0x04
25#define ML26124_PLLML 0x06
26#define ML26124_PLLMH 0x08
27#define ML26124_PLLDIV 0x0a
28#define ML26124_CLK_EN 0x0c
29#define ML26124_CLK_CTL 0x0e
30
31/* System Control Register */
32#define ML26124_SW_RST 0x10
33#define ML26124_REC_PLYBAK_RUN 0x12
34#define ML26124_MIC_TIM 0x14
35
36/* Power Mnagement Register */
37#define ML26124_PW_REF_PW_MNG 0x20
38#define ML26124_PW_IN_PW_MNG 0x22
39#define ML26124_PW_DAC_PW_MNG 0x24
40#define ML26124_PW_SPAMP_PW_MNG 0x26
41#define ML26124_PW_LOUT_PW_MNG 0x28
42#define ML26124_PW_VOUT_PW_MNG 0x2a
43#define ML26124_PW_ZCCMP_PW_MNG 0x2e
44
45/* Analog Reference Control Register */
46#define ML26124_PW_MICBIAS_VOL 0x30
47
48/* Input/Output Amplifier Control Register */
49#define ML26124_PW_MIC_IN_VOL 0x32
50#define ML26124_PW_MIC_BOST_VOL 0x38
51#define ML26124_PW_SPK_AMP_VOL 0x3a
52#define ML26124_PW_AMP_VOL_FUNC 0x48
53#define ML26124_PW_AMP_VOL_FADE 0x4a
54
55/* Analog Path Control Register */
56#define ML26124_SPK_AMP_OUT 0x54
57#define ML26124_MIC_IF_CTL 0x5a
58#define ML26124_MIC_SELECT 0xe8
59
60/* Audio Interface Control Register */
61#define ML26124_SAI_TRANS_CTL 0x60
62#define ML26124_SAI_RCV_CTL 0x62
63#define ML26124_SAI_MODE_SEL 0x64
64
65/* DSP Control Register */
66#define ML26124_FILTER_EN 0x66
67#define ML26124_DVOL_CTL 0x68
68#define ML26124_MIXER_VOL_CTL 0x6a
69#define ML26124_RECORD_DIG_VOL 0x6c
70#define ML26124_PLBAK_DIG_VOL 0x70
71#define ML26124_DIGI_BOOST_VOL 0x72
72#define ML26124_EQ_GAIN_BRAND0 0x74
73#define ML26124_EQ_GAIN_BRAND1 0x76
74#define ML26124_EQ_GAIN_BRAND2 0x78
75#define ML26124_EQ_GAIN_BRAND3 0x7a
76#define ML26124_EQ_GAIN_BRAND4 0x7c
77#define ML26124_HPF2_CUTOFF 0x7e
78#define ML26124_EQBRAND0_F0L 0x80
79#define ML26124_EQBRAND0_F0H 0x82
80#define ML26124_EQBRAND0_F1L 0x84
81#define ML26124_EQBRAND0_F1H 0x86
82#define ML26124_EQBRAND1_F0L 0x88
83#define ML26124_EQBRAND1_F0H 0x8a
84#define ML26124_EQBRAND1_F1L 0x8c
85#define ML26124_EQBRAND1_F1H 0x8e
86#define ML26124_EQBRAND2_F0L 0x90
87#define ML26124_EQBRAND2_F0H 0x92
88#define ML26124_EQBRAND2_F1L 0x94
89#define ML26124_EQBRAND2_F1H 0x96
90#define ML26124_EQBRAND3_F0L 0x98
91#define ML26124_EQBRAND3_F0H 0x9a
92#define ML26124_EQBRAND3_F1L 0x9c
93#define ML26124_EQBRAND3_F1H 0x9e
94#define ML26124_EQBRAND4_F0L 0xa0
95#define ML26124_EQBRAND4_F0H 0xa2
96#define ML26124_EQBRAND4_F1L 0xa4
97#define ML26124_EQBRAND4_F1H 0xa6
98
99/* ALC Control Register */
100#define ML26124_ALC_MODE 0xb0
101#define ML26124_ALC_ATTACK_TIM 0xb2
102#define ML26124_ALC_DECAY_TIM 0xb4
103#define ML26124_ALC_HOLD_TIM 0xb6
104#define ML26124_ALC_TARGET_LEV 0xb8
105#define ML26124_ALC_MAXMIN_GAIN 0xba
106#define ML26124_NOIS_GATE_THRSH 0xbc
107#define ML26124_ALC_ZERO_TIMOUT 0xbe
108
109/* Playback Limiter Control Register */
110#define ML26124_PL_ATTACKTIME 0xc0
111#define ML26124_PL_DECAYTIME 0xc2
112#define ML26124_PL_TARGETTIME 0xc4
113#define ML26124_PL_MAXMIN_GAIN 0xc6
114#define ML26124_PLYBAK_BOST_VOL 0xc8
115#define ML26124_PL_0CROSS_TIMOUT 0xca
116
117/* Video Amplifer Control Register */
118#define ML26124_VIDEO_AMP_GAIN_CTL 0xd0
119#define ML26124_VIDEO_AMP_SETUP1 0xd2
120#define ML26124_VIDEO_AMP_CTL2 0xd4
121
122/* Clock select for machine driver */
123#define ML26124_USE_PLL 0
124#define ML26124_USE_MCLKI_256FS 1
125#define ML26124_USE_MCLKI_512FS 2
126#define ML26124_USE_MCLKI_1024FS 3
127
128/* Register Mask */
129#define ML26124_R0_MASK 0xf
130#define ML26124_R2_MASK 0xff
131#define ML26124_R4_MASK 0x1
132#define ML26124_R6_MASK 0xf
133#define ML26124_R8_MASK 0x3f
134#define ML26124_Ra_MASK 0x1f
135#define ML26124_Rc_MASK 0x1f
136#define ML26124_Re_MASK 0x7
137#define ML26124_R10_MASK 0x1
138#define ML26124_R12_MASK 0x17
139#define ML26124_R14_MASK 0x3f
140#define ML26124_R20_MASK 0x47
141#define ML26124_R22_MASK 0xa
142#define ML26124_R24_MASK 0x2
143#define ML26124_R26_MASK 0x1f
144#define ML26124_R28_MASK 0x2
145#define ML26124_R2a_MASK 0x2
146#define ML26124_R2e_MASK 0x2
147#define ML26124_R30_MASK 0x7
148#define ML26124_R32_MASK 0x3f
149#define ML26124_R38_MASK 0x38
150#define ML26124_R3a_MASK 0x3f
151#define ML26124_R48_MASK 0x3
152#define ML26124_R4a_MASK 0x7
153#define ML26124_R54_MASK 0x2a
154#define ML26124_R5a_MASK 0x3
155#define ML26124_Re8_MASK 0x3
156#define ML26124_R60_MASK 0xff
157#define ML26124_R62_MASK 0xff
158#define ML26124_R64_MASK 0x1
159#define ML26124_R66_MASK 0xff
160#define ML26124_R68_MASK 0x3b
161#define ML26124_R6a_MASK 0xf3
162#define ML26124_R6c_MASK 0xff
163#define ML26124_R70_MASK 0xff
164
165#define ML26124_MCLKEN BIT(0)
166#define ML26124_PLLEN BIT(1)
167#define ML26124_PLLOE BIT(2)
168#define ML26124_MCLKOE BIT(3)
169
170#define ML26124_BLT_ALL_ON 0x1f
171#define ML26124_BLT_PREAMP_ON 0x13
172
173#define ML26124_MICBEN_ON BIT(2)
174
175enum ml26124_regs {
176 ML26124_MCLK = 0,
177};
178
179enum ml26124_clk_in {
180 ML26124_USE_PLLOUT = 0,
181 ML26124_USE_MCLKI,
182};
183
184#endif
generated by cgit v1.2.2 (git 2.25.0) at 2025-01-24 01:44:04 -0500