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98615454 KM |
1 | /* |
2 | * DA7210 ALSA Soc codec driver | |
3 | * | |
4 | * Copyright (c) 2009 Dialog Semiconductor | |
5 | * Written by David Chen <Dajun.chen@diasemi.com> | |
6 | * | |
7 | * Copyright (C) 2009 Renesas Solutions Corp. | |
8 | * Cleanups by Kuninori Morimoto <morimoto.kuninori@renesas.com> | |
9 | * | |
10 | * Tested on SuperH Ecovec24 board with S16/S24 LE in 48KHz using I2S | |
11 | * | |
12 | * This program is free software; you can redistribute it and/or modify it | |
13 | * under the terms of the GNU General Public License as published by the | |
14 | * Free Software Foundation; either version 2 of the License, or (at your | |
15 | * option) any later version. | |
16 | */ | |
17 | ||
98615454 | 18 | #include <linux/delay.h> |
98615454 KM |
19 | #include <linux/i2c.h> |
20 | #include <linux/platform_device.h> | |
5a0e3ad6 | 21 | #include <linux/slab.h> |
98615454 KM |
22 | #include <sound/pcm.h> |
23 | #include <sound/pcm_params.h> | |
ce6120cc | 24 | #include <sound/soc.h> |
98615454 | 25 | #include <sound/initval.h> |
a7e7cd5b | 26 | #include <sound/tlv.h> |
98615454 | 27 | |
98615454 KM |
28 | /* DA7210 register space */ |
29 | #define DA7210_STATUS 0x02 | |
30 | #define DA7210_STARTUP1 0x03 | |
31 | #define DA7210_MIC_L 0x07 | |
32 | #define DA7210_MIC_R 0x08 | |
33 | #define DA7210_INMIX_L 0x0D | |
34 | #define DA7210_INMIX_R 0x0E | |
35 | #define DA7210_ADC_HPF 0x0F | |
36 | #define DA7210_ADC 0x10 | |
37 | #define DA7210_DAC_HPF 0x14 | |
38 | #define DA7210_DAC_L 0x15 | |
39 | #define DA7210_DAC_R 0x16 | |
40 | #define DA7210_DAC_SEL 0x17 | |
41 | #define DA7210_OUTMIX_L 0x1C | |
42 | #define DA7210_OUTMIX_R 0x1D | |
43 | #define DA7210_HP_L_VOL 0x21 | |
44 | #define DA7210_HP_R_VOL 0x22 | |
45 | #define DA7210_HP_CFG 0x23 | |
46 | #define DA7210_DAI_SRC_SEL 0x25 | |
47 | #define DA7210_DAI_CFG1 0x26 | |
48 | #define DA7210_DAI_CFG3 0x28 | |
960b3b4b KM |
49 | #define DA7210_PLL_DIV1 0x29 |
50 | #define DA7210_PLL_DIV2 0x2A | |
98615454 KM |
51 | #define DA7210_PLL_DIV3 0x2B |
52 | #define DA7210_PLL 0x2C | |
960b3b4b KM |
53 | #define DA7210_A_HID_UNLOCK 0x8A |
54 | #define DA7210_A_TEST_UNLOCK 0x8B | |
55 | #define DA7210_A_PLL1 0x90 | |
56 | #define DA7210_A_CP_MODE 0xA7 | |
98615454 KM |
57 | |
58 | /* STARTUP1 bit fields */ | |
59 | #define DA7210_SC_MST_EN (1 << 0) | |
60 | ||
61 | /* MIC_L bit fields */ | |
62 | #define DA7210_MICBIAS_EN (1 << 6) | |
63 | #define DA7210_MIC_L_EN (1 << 7) | |
64 | ||
65 | /* MIC_R bit fields */ | |
66 | #define DA7210_MIC_R_EN (1 << 7) | |
67 | ||
68 | /* INMIX_L bit fields */ | |
69 | #define DA7210_IN_L_EN (1 << 7) | |
70 | ||
71 | /* INMIX_R bit fields */ | |
72 | #define DA7210_IN_R_EN (1 << 7) | |
73 | ||
98615454 KM |
74 | /* ADC bit fields */ |
75 | #define DA7210_ADC_L_EN (1 << 3) | |
76 | #define DA7210_ADC_R_EN (1 << 7) | |
77 | ||
3a9d6202 KM |
78 | /* DAC/ADC HPF fields */ |
79 | #define DA7210_VOICE_F0_MASK (0x7 << 4) | |
80 | #define DA7210_VOICE_F0_25 (1 << 4) | |
81 | #define DA7210_VOICE_EN (1 << 7) | |
c2151433 | 82 | |
98615454 KM |
83 | /* DAC_SEL bit fields */ |
84 | #define DA7210_DAC_L_SRC_DAI_L (4 << 0) | |
85 | #define DA7210_DAC_L_EN (1 << 3) | |
86 | #define DA7210_DAC_R_SRC_DAI_R (5 << 4) | |
87 | #define DA7210_DAC_R_EN (1 << 7) | |
88 | ||
89 | /* OUTMIX_L bit fields */ | |
90 | #define DA7210_OUT_L_EN (1 << 7) | |
91 | ||
92 | /* OUTMIX_R bit fields */ | |
93 | #define DA7210_OUT_R_EN (1 << 7) | |
94 | ||
95 | /* HP_CFG bit fields */ | |
96 | #define DA7210_HP_2CAP_MODE (1 << 1) | |
97 | #define DA7210_HP_SENSE_EN (1 << 2) | |
98 | #define DA7210_HP_L_EN (1 << 3) | |
99 | #define DA7210_HP_MODE (1 << 6) | |
100 | #define DA7210_HP_R_EN (1 << 7) | |
101 | ||
102 | /* DAI_SRC_SEL bit fields */ | |
103 | #define DA7210_DAI_OUT_L_SRC (6 << 0) | |
104 | #define DA7210_DAI_OUT_R_SRC (7 << 4) | |
105 | ||
106 | /* DAI_CFG1 bit fields */ | |
107 | #define DA7210_DAI_WORD_S16_LE (0 << 0) | |
108 | #define DA7210_DAI_WORD_S24_LE (2 << 0) | |
109 | #define DA7210_DAI_FLEN_64BIT (1 << 2) | |
110 | #define DA7210_DAI_MODE_MASTER (1 << 7) | |
111 | ||
112 | /* DAI_CFG3 bit fields */ | |
113 | #define DA7210_DAI_FORMAT_I2SMODE (0 << 0) | |
114 | #define DA7210_DAI_OE (1 << 3) | |
115 | #define DA7210_DAI_EN (1 << 7) | |
116 | ||
117 | /*PLL_DIV3 bit fields */ | |
118 | #define DA7210_MCLK_RANGE_10_20_MHZ (1 << 4) | |
119 | #define DA7210_PLL_BYP (1 << 6) | |
120 | ||
121 | /* PLL bit fields */ | |
3a9d6202 KM |
122 | #define DA7210_PLL_FS_MASK (0xF << 0) |
123 | #define DA7210_PLL_FS_8000 (0x1 << 0) | |
960b3b4b | 124 | #define DA7210_PLL_FS_11025 (0x2 << 0) |
3a9d6202 KM |
125 | #define DA7210_PLL_FS_12000 (0x3 << 0) |
126 | #define DA7210_PLL_FS_16000 (0x5 << 0) | |
960b3b4b | 127 | #define DA7210_PLL_FS_22050 (0x6 << 0) |
3a9d6202 KM |
128 | #define DA7210_PLL_FS_24000 (0x7 << 0) |
129 | #define DA7210_PLL_FS_32000 (0x9 << 0) | |
960b3b4b | 130 | #define DA7210_PLL_FS_44100 (0xA << 0) |
3a9d6202 | 131 | #define DA7210_PLL_FS_48000 (0xB << 0) |
960b3b4b | 132 | #define DA7210_PLL_FS_88200 (0xE << 0) |
3a9d6202 | 133 | #define DA7210_PLL_FS_96000 (0xF << 0) |
960b3b4b | 134 | #define DA7210_PLL_EN (0x1 << 7) |
98615454 KM |
135 | |
136 | #define DA7210_VERSION "0.0.1" | |
137 | ||
a7e7cd5b KM |
138 | /* |
139 | * Playback Volume | |
140 | * | |
141 | * max : 0x3F (+15.0 dB) | |
142 | * (1.5 dB step) | |
143 | * min : 0x11 (-54.0 dB) | |
144 | * mute : 0x10 | |
145 | * reserved : 0x00 - 0x0F | |
146 | * | |
147 | * ** FIXME ** | |
148 | * | |
149 | * Reserved area are considered as "mute". | |
150 | * -> min = -79.5 dB | |
151 | */ | |
152 | static const DECLARE_TLV_DB_SCALE(hp_out_tlv, -7950, 150, 1); | |
153 | ||
154 | static const struct snd_kcontrol_new da7210_snd_controls[] = { | |
155 | ||
156 | SOC_DOUBLE_R_TLV("HeadPhone Playback Volume", | |
157 | DA7210_HP_L_VOL, DA7210_HP_R_VOL, | |
158 | 0, 0x3F, 0, hp_out_tlv), | |
159 | }; | |
160 | ||
98615454 KM |
161 | /* Codec private data */ |
162 | struct da7210_priv { | |
f0fba2ad LG |
163 | enum snd_soc_control_type control_type; |
164 | void *control_data; | |
98615454 KM |
165 | }; |
166 | ||
98615454 KM |
167 | /* |
168 | * Register cache | |
169 | */ | |
170 | static const u8 da7210_reg[] = { | |
171 | 0x00, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R0 - R7 */ | |
172 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, /* R8 - RF */ | |
173 | 0x00, 0x00, 0x00, 0x00, 0x08, 0x10, 0x10, 0x54, /* R10 - R17 */ | |
174 | 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R18 - R1F */ | |
175 | 0x00, 0x00, 0x00, 0x02, 0x00, 0x76, 0x00, 0x00, /* R20 - R27 */ | |
176 | 0x04, 0x00, 0x00, 0x30, 0x2A, 0x00, 0x40, 0x00, /* R28 - R2F */ | |
177 | 0x40, 0x00, 0x40, 0x00, 0x40, 0x00, 0x40, 0x00, /* R30 - R37 */ | |
178 | 0x40, 0x00, 0x40, 0x00, 0x40, 0x00, 0x00, 0x00, /* R38 - R3F */ | |
179 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R40 - R4F */ | |
180 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R48 - R4F */ | |
181 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R50 - R57 */ | |
182 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R58 - R5F */ | |
183 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R60 - R67 */ | |
184 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R68 - R6F */ | |
185 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R70 - R77 */ | |
186 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x54, 0x54, 0x00, /* R78 - R7F */ | |
187 | 0x00, 0x00, 0x2C, 0x00, 0x00, 0x00, 0x00, 0x00, /* R80 - R87 */ | |
188 | 0x00, /* R88 */ | |
189 | }; | |
190 | ||
191 | /* | |
192 | * Read da7210 register cache | |
193 | */ | |
194 | static inline u32 da7210_read_reg_cache(struct snd_soc_codec *codec, u32 reg) | |
195 | { | |
196 | u8 *cache = codec->reg_cache; | |
4f6f22d7 | 197 | BUG_ON(reg >= ARRAY_SIZE(da7210_reg)); |
98615454 KM |
198 | return cache[reg]; |
199 | } | |
200 | ||
201 | /* | |
202 | * Write to the da7210 register space | |
203 | */ | |
204 | static int da7210_write(struct snd_soc_codec *codec, u32 reg, u32 value) | |
205 | { | |
206 | u8 *cache = codec->reg_cache; | |
207 | u8 data[2]; | |
208 | ||
f0fba2ad | 209 | BUG_ON(codec->driver->volatile_register); |
98615454 KM |
210 | |
211 | data[0] = reg & 0xff; | |
212 | data[1] = value & 0xff; | |
213 | ||
f0fba2ad | 214 | if (reg >= codec->driver->reg_cache_size) |
98615454 KM |
215 | return -EIO; |
216 | ||
217 | if (2 != codec->hw_write(codec->control_data, data, 2)) | |
218 | return -EIO; | |
219 | ||
220 | cache[reg] = value; | |
221 | return 0; | |
222 | } | |
223 | ||
224 | /* | |
225 | * Read from the da7210 register space. | |
226 | */ | |
227 | static inline u32 da7210_read(struct snd_soc_codec *codec, u32 reg) | |
228 | { | |
229 | if (DA7210_STATUS == reg) | |
230 | return i2c_smbus_read_byte_data(codec->control_data, reg); | |
231 | ||
232 | return da7210_read_reg_cache(codec, reg); | |
233 | } | |
234 | ||
235 | static int da7210_startup(struct snd_pcm_substream *substream, | |
236 | struct snd_soc_dai *dai) | |
237 | { | |
238 | int is_play = substream->stream == SNDRV_PCM_STREAM_PLAYBACK; | |
239 | struct snd_soc_codec *codec = dai->codec; | |
240 | ||
241 | if (is_play) { | |
98615454 KM |
242 | /* Enable Out */ |
243 | snd_soc_update_bits(codec, DA7210_OUTMIX_L, 0x1F, 0x10); | |
244 | snd_soc_update_bits(codec, DA7210_OUTMIX_R, 0x1F, 0x10); | |
245 | ||
246 | } else { | |
247 | /* Volume 7 */ | |
248 | snd_soc_update_bits(codec, DA7210_MIC_L, 0x7, 0x7); | |
249 | snd_soc_update_bits(codec, DA7210_MIC_R, 0x7, 0x7); | |
250 | ||
251 | /* Enable Mic */ | |
252 | snd_soc_update_bits(codec, DA7210_INMIX_L, 0x1F, 0x1); | |
253 | snd_soc_update_bits(codec, DA7210_INMIX_R, 0x1F, 0x1); | |
254 | } | |
255 | ||
256 | return 0; | |
257 | } | |
258 | ||
259 | /* | |
260 | * Set PCM DAI word length. | |
261 | */ | |
262 | static int da7210_hw_params(struct snd_pcm_substream *substream, | |
263 | struct snd_pcm_hw_params *params, | |
264 | struct snd_soc_dai *dai) | |
265 | { | |
266 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
f0fba2ad | 267 | struct snd_soc_codec *codec = rtd->codec; |
98615454 | 268 | u32 dai_cfg1; |
3a9d6202 | 269 | u32 hpf_reg, hpf_mask, hpf_value; |
960b3b4b | 270 | u32 fs, bypass; |
98615454 KM |
271 | |
272 | /* set DAI source to Left and Right ADC */ | |
273 | da7210_write(codec, DA7210_DAI_SRC_SEL, | |
274 | DA7210_DAI_OUT_R_SRC | DA7210_DAI_OUT_L_SRC); | |
275 | ||
276 | /* Enable DAI */ | |
277 | da7210_write(codec, DA7210_DAI_CFG3, DA7210_DAI_OE | DA7210_DAI_EN); | |
278 | ||
279 | dai_cfg1 = 0xFC & da7210_read(codec, DA7210_DAI_CFG1); | |
280 | ||
281 | switch (params_format(params)) { | |
282 | case SNDRV_PCM_FORMAT_S16_LE: | |
283 | dai_cfg1 |= DA7210_DAI_WORD_S16_LE; | |
284 | break; | |
285 | case SNDRV_PCM_FORMAT_S24_LE: | |
286 | dai_cfg1 |= DA7210_DAI_WORD_S24_LE; | |
287 | break; | |
288 | default: | |
289 | return -EINVAL; | |
290 | } | |
291 | ||
292 | da7210_write(codec, DA7210_DAI_CFG1, dai_cfg1); | |
293 | ||
3a9d6202 KM |
294 | hpf_reg = (SNDRV_PCM_STREAM_PLAYBACK == substream->stream) ? |
295 | DA7210_DAC_HPF : DA7210_ADC_HPF; | |
296 | ||
98615454 | 297 | switch (params_rate(params)) { |
3a9d6202 KM |
298 | case 8000: |
299 | fs = DA7210_PLL_FS_8000; | |
300 | hpf_mask = DA7210_VOICE_F0_MASK | DA7210_VOICE_EN; | |
301 | hpf_value = DA7210_VOICE_F0_25 | DA7210_VOICE_EN; | |
960b3b4b KM |
302 | bypass = DA7210_PLL_BYP; |
303 | break; | |
304 | case 11025: | |
305 | fs = DA7210_PLL_FS_11025; | |
306 | hpf_mask = DA7210_VOICE_F0_MASK | DA7210_VOICE_EN; | |
307 | hpf_value = DA7210_VOICE_F0_25 | DA7210_VOICE_EN; | |
308 | bypass = 0; | |
3a9d6202 KM |
309 | break; |
310 | case 12000: | |
311 | fs = DA7210_PLL_FS_12000; | |
312 | hpf_mask = DA7210_VOICE_F0_MASK | DA7210_VOICE_EN; | |
313 | hpf_value = DA7210_VOICE_F0_25 | DA7210_VOICE_EN; | |
960b3b4b | 314 | bypass = DA7210_PLL_BYP; |
3a9d6202 KM |
315 | break; |
316 | case 16000: | |
317 | fs = DA7210_PLL_FS_16000; | |
318 | hpf_mask = DA7210_VOICE_F0_MASK | DA7210_VOICE_EN; | |
319 | hpf_value = DA7210_VOICE_F0_25 | DA7210_VOICE_EN; | |
960b3b4b KM |
320 | bypass = DA7210_PLL_BYP; |
321 | break; | |
322 | case 22050: | |
323 | fs = DA7210_PLL_FS_22050; | |
324 | hpf_mask = DA7210_VOICE_EN; | |
325 | hpf_value = 0; | |
326 | bypass = 0; | |
3a9d6202 KM |
327 | break; |
328 | case 32000: | |
329 | fs = DA7210_PLL_FS_32000; | |
330 | hpf_mask = DA7210_VOICE_EN; | |
331 | hpf_value = 0; | |
960b3b4b KM |
332 | bypass = DA7210_PLL_BYP; |
333 | break; | |
334 | case 44100: | |
335 | fs = DA7210_PLL_FS_44100; | |
336 | hpf_mask = DA7210_VOICE_EN; | |
337 | hpf_value = 0; | |
338 | bypass = 0; | |
3a9d6202 | 339 | break; |
98615454 | 340 | case 48000: |
3a9d6202 KM |
341 | fs = DA7210_PLL_FS_48000; |
342 | hpf_mask = DA7210_VOICE_EN; | |
343 | hpf_value = 0; | |
960b3b4b KM |
344 | bypass = DA7210_PLL_BYP; |
345 | break; | |
346 | case 88200: | |
347 | fs = DA7210_PLL_FS_88200; | |
348 | hpf_mask = DA7210_VOICE_EN; | |
349 | hpf_value = 0; | |
350 | bypass = 0; | |
3a9d6202 KM |
351 | break; |
352 | case 96000: | |
353 | fs = DA7210_PLL_FS_96000; | |
354 | hpf_mask = DA7210_VOICE_EN; | |
355 | hpf_value = 0; | |
960b3b4b | 356 | bypass = DA7210_PLL_BYP; |
98615454 KM |
357 | break; |
358 | default: | |
359 | return -EINVAL; | |
360 | } | |
361 | ||
960b3b4b KM |
362 | /* Disable active mode */ |
363 | snd_soc_update_bits(codec, DA7210_STARTUP1, DA7210_SC_MST_EN, 0); | |
364 | ||
3a9d6202 KM |
365 | snd_soc_update_bits(codec, hpf_reg, hpf_mask, hpf_value); |
366 | snd_soc_update_bits(codec, DA7210_PLL, DA7210_PLL_FS_MASK, fs); | |
960b3b4b KM |
367 | snd_soc_update_bits(codec, DA7210_PLL_DIV3, DA7210_PLL_BYP, bypass); |
368 | ||
369 | /* Enable active mode */ | |
370 | snd_soc_update_bits(codec, DA7210_STARTUP1, | |
371 | DA7210_SC_MST_EN, DA7210_SC_MST_EN); | |
98615454 KM |
372 | |
373 | return 0; | |
374 | } | |
375 | ||
376 | /* | |
377 | * Set DAI mode and Format | |
378 | */ | |
379 | static int da7210_set_dai_fmt(struct snd_soc_dai *codec_dai, u32 fmt) | |
380 | { | |
381 | struct snd_soc_codec *codec = codec_dai->codec; | |
382 | u32 dai_cfg1; | |
383 | u32 dai_cfg3; | |
384 | ||
385 | dai_cfg1 = 0x7f & da7210_read(codec, DA7210_DAI_CFG1); | |
386 | dai_cfg3 = 0xfc & da7210_read(codec, DA7210_DAI_CFG3); | |
387 | ||
388 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { | |
389 | case SND_SOC_DAIFMT_CBM_CFM: | |
390 | dai_cfg1 |= DA7210_DAI_MODE_MASTER; | |
391 | break; | |
392 | default: | |
393 | return -EINVAL; | |
394 | } | |
395 | ||
396 | /* FIXME | |
397 | * | |
398 | * It support I2S only now | |
399 | */ | |
400 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { | |
401 | case SND_SOC_DAIFMT_I2S: | |
402 | dai_cfg3 |= DA7210_DAI_FORMAT_I2SMODE; | |
403 | break; | |
404 | default: | |
405 | return -EINVAL; | |
406 | } | |
407 | ||
408 | /* FIXME | |
409 | * | |
410 | * It support 64bit data transmission only now | |
411 | */ | |
412 | dai_cfg1 |= DA7210_DAI_FLEN_64BIT; | |
413 | ||
414 | da7210_write(codec, DA7210_DAI_CFG1, dai_cfg1); | |
415 | da7210_write(codec, DA7210_DAI_CFG3, dai_cfg3); | |
416 | ||
417 | return 0; | |
418 | } | |
419 | ||
420 | #define DA7210_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE) | |
421 | ||
422 | /* DAI operations */ | |
423 | static struct snd_soc_dai_ops da7210_dai_ops = { | |
424 | .startup = da7210_startup, | |
425 | .hw_params = da7210_hw_params, | |
426 | .set_fmt = da7210_set_dai_fmt, | |
427 | }; | |
428 | ||
f0fba2ad LG |
429 | static struct snd_soc_dai_driver da7210_dai = { |
430 | .name = "da7210-hifi", | |
98615454 KM |
431 | /* playback capabilities */ |
432 | .playback = { | |
433 | .stream_name = "Playback", | |
434 | .channels_min = 1, | |
435 | .channels_max = 2, | |
436 | .rates = SNDRV_PCM_RATE_8000_96000, | |
437 | .formats = DA7210_FORMATS, | |
438 | }, | |
439 | /* capture capabilities */ | |
440 | .capture = { | |
441 | .stream_name = "Capture", | |
442 | .channels_min = 1, | |
443 | .channels_max = 2, | |
444 | .rates = SNDRV_PCM_RATE_8000_96000, | |
445 | .formats = DA7210_FORMATS, | |
446 | }, | |
447 | .ops = &da7210_dai_ops, | |
960b3b4b | 448 | .symmetric_rates = 1, |
98615454 | 449 | }; |
98615454 | 450 | |
f0fba2ad | 451 | static int da7210_probe(struct snd_soc_codec *codec) |
98615454 | 452 | { |
f0fba2ad | 453 | struct da7210_priv *da7210 = snd_soc_codec_get_drvdata(codec); |
98615454 | 454 | |
f0fba2ad | 455 | dev_info(codec->dev, "DA7210 Audio Codec %s\n", DA7210_VERSION); |
98615454 | 456 | |
4c62ed9b | 457 | codec->control_data = da7210->control_data; |
98615454 | 458 | codec->hw_write = (hw_write_t)i2c_master_send; |
98615454 KM |
459 | |
460 | /* FIXME | |
461 | * | |
462 | * This driver use fixed value here | |
960b3b4b KM |
463 | * And below settings expects MCLK = 12.288MHz |
464 | * | |
465 | * When you select different MCLK, please check... | |
466 | * DA7210_PLL_DIV1 val | |
467 | * DA7210_PLL_DIV2 val | |
468 | * DA7210_PLL_DIV3 val | |
469 | * DA7210_PLL_DIV3 :: DA7210_MCLK_RANGExxx | |
98615454 KM |
470 | */ |
471 | ||
960b3b4b KM |
472 | /* |
473 | * make sure that DA7210 use bypass mode before start up | |
98615454 | 474 | */ |
960b3b4b KM |
475 | da7210_write(codec, DA7210_STARTUP1, 0); |
476 | da7210_write(codec, DA7210_PLL_DIV3, | |
477 | DA7210_MCLK_RANGE_10_20_MHZ | DA7210_PLL_BYP); | |
98615454 KM |
478 | |
479 | /* | |
480 | * ADC settings | |
481 | */ | |
482 | ||
483 | /* Enable Left & Right MIC PGA and Mic Bias */ | |
484 | da7210_write(codec, DA7210_MIC_L, DA7210_MIC_L_EN | DA7210_MICBIAS_EN); | |
485 | da7210_write(codec, DA7210_MIC_R, DA7210_MIC_R_EN); | |
486 | ||
487 | /* Enable Left and Right input PGA */ | |
488 | da7210_write(codec, DA7210_INMIX_L, DA7210_IN_L_EN); | |
489 | da7210_write(codec, DA7210_INMIX_R, DA7210_IN_R_EN); | |
490 | ||
491 | /* Enable Left and Right ADC */ | |
492 | da7210_write(codec, DA7210_ADC, DA7210_ADC_L_EN | DA7210_ADC_R_EN); | |
493 | ||
494 | /* | |
495 | * DAC settings | |
496 | */ | |
497 | ||
498 | /* Enable Left and Right DAC */ | |
499 | da7210_write(codec, DA7210_DAC_SEL, | |
500 | DA7210_DAC_L_SRC_DAI_L | DA7210_DAC_L_EN | | |
501 | DA7210_DAC_R_SRC_DAI_R | DA7210_DAC_R_EN); | |
502 | ||
503 | /* Enable Left and Right out PGA */ | |
504 | da7210_write(codec, DA7210_OUTMIX_L, DA7210_OUT_L_EN); | |
505 | da7210_write(codec, DA7210_OUTMIX_R, DA7210_OUT_R_EN); | |
506 | ||
507 | /* Enable Left and Right HeadPhone PGA */ | |
508 | da7210_write(codec, DA7210_HP_CFG, | |
509 | DA7210_HP_2CAP_MODE | DA7210_HP_SENSE_EN | | |
510 | DA7210_HP_L_EN | DA7210_HP_MODE | DA7210_HP_R_EN); | |
511 | ||
512 | /* Diable PLL and bypass it */ | |
513 | da7210_write(codec, DA7210_PLL, DA7210_PLL_FS_48000); | |
514 | ||
960b3b4b KM |
515 | /* |
516 | * If 48kHz sound came, it use bypass mode, | |
517 | * and when it is 44.1kHz, it use PLL. | |
518 | * | |
519 | * This time, this driver sets PLL always ON | |
520 | * and controls bypass/PLL mode by switching | |
521 | * DA7210_PLL_DIV3 :: DA7210_PLL_BYP bit. | |
522 | * see da7210_hw_params | |
523 | */ | |
524 | da7210_write(codec, DA7210_PLL_DIV1, 0xE5); /* MCLK = 12.288MHz */ | |
525 | da7210_write(codec, DA7210_PLL_DIV2, 0x99); | |
526 | da7210_write(codec, DA7210_PLL_DIV3, 0x0A | | |
98615454 | 527 | DA7210_MCLK_RANGE_10_20_MHZ | DA7210_PLL_BYP); |
960b3b4b KM |
528 | snd_soc_update_bits(codec, DA7210_PLL, DA7210_PLL_EN, DA7210_PLL_EN); |
529 | ||
530 | /* As suggested by Dialog */ | |
531 | da7210_write(codec, DA7210_A_HID_UNLOCK, 0x8B); /* unlock */ | |
532 | da7210_write(codec, DA7210_A_TEST_UNLOCK, 0xB4); | |
533 | da7210_write(codec, DA7210_A_PLL1, 0x01); | |
534 | da7210_write(codec, DA7210_A_CP_MODE, 0x7C); | |
535 | da7210_write(codec, DA7210_A_HID_UNLOCK, 0x00); /* re-lock */ | |
536 | da7210_write(codec, DA7210_A_TEST_UNLOCK, 0x00); | |
98615454 KM |
537 | |
538 | /* Activate all enabled subsystem */ | |
539 | da7210_write(codec, DA7210_STARTUP1, DA7210_SC_MST_EN); | |
540 | ||
f0fba2ad LG |
541 | snd_soc_add_controls(codec, da7210_snd_controls, |
542 | ARRAY_SIZE(da7210_snd_controls)); | |
98615454 | 543 | |
f0fba2ad | 544 | dev_info(codec->dev, "DA7210 Audio Codec %s\n", DA7210_VERSION); |
98615454 | 545 | |
f0fba2ad | 546 | return 0; |
98615454 KM |
547 | } |
548 | ||
f0fba2ad | 549 | static struct snd_soc_codec_driver soc_codec_dev_da7210 = { |
4c62ed9b KM |
550 | .probe = da7210_probe, |
551 | .read = da7210_read, | |
552 | .write = da7210_write, | |
553 | .reg_cache_size = ARRAY_SIZE(da7210_reg), | |
554 | .reg_word_size = sizeof(u8), | |
f0fba2ad LG |
555 | .reg_cache_default = da7210_reg, |
556 | }; | |
557 | ||
98615454 | 558 | #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) |
735fe4cf MB |
559 | static int __devinit da7210_i2c_probe(struct i2c_client *i2c, |
560 | const struct i2c_device_id *id) | |
98615454 KM |
561 | { |
562 | struct da7210_priv *da7210; | |
98615454 KM |
563 | int ret; |
564 | ||
565 | da7210 = kzalloc(sizeof(struct da7210_priv), GFP_KERNEL); | |
566 | if (!da7210) | |
567 | return -ENOMEM; | |
568 | ||
98615454 | 569 | i2c_set_clientdata(i2c, da7210); |
f0fba2ad LG |
570 | da7210->control_data = i2c; |
571 | da7210->control_type = SND_SOC_I2C; | |
98615454 | 572 | |
f0fba2ad LG |
573 | ret = snd_soc_register_codec(&i2c->dev, |
574 | &soc_codec_dev_da7210, &da7210_dai, 1); | |
575 | if (ret < 0) | |
085efd28 | 576 | kfree(da7210); |
98615454 KM |
577 | |
578 | return ret; | |
579 | } | |
580 | ||
735fe4cf | 581 | static int __devexit da7210_i2c_remove(struct i2c_client *client) |
98615454 | 582 | { |
f0fba2ad LG |
583 | snd_soc_unregister_codec(&client->dev); |
584 | kfree(i2c_get_clientdata(client)); | |
98615454 KM |
585 | return 0; |
586 | } | |
587 | ||
588 | static const struct i2c_device_id da7210_i2c_id[] = { | |
589 | { "da7210", 0 }, | |
590 | { } | |
591 | }; | |
592 | MODULE_DEVICE_TABLE(i2c, da7210_i2c_id); | |
593 | ||
594 | /* I2C codec control layer */ | |
595 | static struct i2c_driver da7210_i2c_driver = { | |
596 | .driver = { | |
f0fba2ad | 597 | .name = "da7210-codec", |
98615454 KM |
598 | .owner = THIS_MODULE, |
599 | }, | |
4c62ed9b KM |
600 | .probe = da7210_i2c_probe, |
601 | .remove = __devexit_p(da7210_i2c_remove), | |
602 | .id_table = da7210_i2c_id, | |
98615454 KM |
603 | }; |
604 | #endif | |
605 | ||
98615454 KM |
606 | static int __init da7210_modinit(void) |
607 | { | |
608 | int ret = 0; | |
609 | #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) | |
610 | ret = i2c_add_driver(&da7210_i2c_driver); | |
611 | #endif | |
612 | return ret; | |
613 | } | |
614 | module_init(da7210_modinit); | |
615 | ||
616 | static void __exit da7210_exit(void) | |
617 | { | |
618 | #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) | |
619 | i2c_del_driver(&da7210_i2c_driver); | |
620 | #endif | |
621 | } | |
622 | module_exit(da7210_exit); | |
623 | ||
624 | MODULE_DESCRIPTION("ASoC DA7210 driver"); | |
625 | MODULE_AUTHOR("David Chen, Kuninori Morimoto"); | |
626 | MODULE_LICENSE("GPL"); |