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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) | |
0f8ea586 | 108 | #define DA7210_DAI_WORD_S20_3LE (1 << 0) |
98615454 | 109 | #define DA7210_DAI_WORD_S24_LE (2 << 0) |
0f8ea586 | 110 | #define DA7210_DAI_WORD_S32_LE (3 << 0) |
98615454 | 111 | #define DA7210_DAI_FLEN_64BIT (1 << 2) |
0f8ea586 | 112 | #define DA7210_DAI_MODE_SLAVE (0 << 7) |
98615454 KM |
113 | #define DA7210_DAI_MODE_MASTER (1 << 7) |
114 | ||
115 | /* DAI_CFG3 bit fields */ | |
116 | #define DA7210_DAI_FORMAT_I2SMODE (0 << 0) | |
0f8ea586 AC |
117 | #define DA7210_DAI_FORMAT_LEFT_J (1 << 0) |
118 | #define DA7210_DAI_FORMAT_RIGHT_J (2 << 0) | |
98615454 KM |
119 | #define DA7210_DAI_OE (1 << 3) |
120 | #define DA7210_DAI_EN (1 << 7) | |
121 | ||
122 | /*PLL_DIV3 bit fields */ | |
123 | #define DA7210_MCLK_RANGE_10_20_MHZ (1 << 4) | |
124 | #define DA7210_PLL_BYP (1 << 6) | |
125 | ||
126 | /* PLL bit fields */ | |
3a9d6202 KM |
127 | #define DA7210_PLL_FS_MASK (0xF << 0) |
128 | #define DA7210_PLL_FS_8000 (0x1 << 0) | |
960b3b4b | 129 | #define DA7210_PLL_FS_11025 (0x2 << 0) |
3a9d6202 KM |
130 | #define DA7210_PLL_FS_12000 (0x3 << 0) |
131 | #define DA7210_PLL_FS_16000 (0x5 << 0) | |
960b3b4b | 132 | #define DA7210_PLL_FS_22050 (0x6 << 0) |
3a9d6202 KM |
133 | #define DA7210_PLL_FS_24000 (0x7 << 0) |
134 | #define DA7210_PLL_FS_32000 (0x9 << 0) | |
960b3b4b | 135 | #define DA7210_PLL_FS_44100 (0xA << 0) |
3a9d6202 | 136 | #define DA7210_PLL_FS_48000 (0xB << 0) |
960b3b4b | 137 | #define DA7210_PLL_FS_88200 (0xE << 0) |
3a9d6202 | 138 | #define DA7210_PLL_FS_96000 (0xF << 0) |
960b3b4b | 139 | #define DA7210_PLL_EN (0x1 << 7) |
98615454 KM |
140 | |
141 | #define DA7210_VERSION "0.0.1" | |
142 | ||
a7e7cd5b KM |
143 | /* |
144 | * Playback Volume | |
145 | * | |
146 | * max : 0x3F (+15.0 dB) | |
147 | * (1.5 dB step) | |
148 | * min : 0x11 (-54.0 dB) | |
149 | * mute : 0x10 | |
150 | * reserved : 0x00 - 0x0F | |
151 | * | |
152 | * ** FIXME ** | |
153 | * | |
154 | * Reserved area are considered as "mute". | |
155 | * -> min = -79.5 dB | |
156 | */ | |
157 | static const DECLARE_TLV_DB_SCALE(hp_out_tlv, -7950, 150, 1); | |
158 | ||
159 | static const struct snd_kcontrol_new da7210_snd_controls[] = { | |
160 | ||
161 | SOC_DOUBLE_R_TLV("HeadPhone Playback Volume", | |
162 | DA7210_HP_L_VOL, DA7210_HP_R_VOL, | |
163 | 0, 0x3F, 0, hp_out_tlv), | |
164 | }; | |
165 | ||
98615454 KM |
166 | /* Codec private data */ |
167 | struct da7210_priv { | |
f0fba2ad | 168 | enum snd_soc_control_type control_type; |
98615454 KM |
169 | }; |
170 | ||
98615454 KM |
171 | /* |
172 | * Register cache | |
173 | */ | |
174 | static const u8 da7210_reg[] = { | |
175 | 0x00, 0x11, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R0 - R7 */ | |
176 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x08, /* R8 - RF */ | |
177 | 0x00, 0x00, 0x00, 0x00, 0x08, 0x10, 0x10, 0x54, /* R10 - R17 */ | |
178 | 0x40, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R18 - R1F */ | |
179 | 0x00, 0x00, 0x00, 0x02, 0x00, 0x76, 0x00, 0x00, /* R20 - R27 */ | |
180 | 0x04, 0x00, 0x00, 0x30, 0x2A, 0x00, 0x40, 0x00, /* R28 - R2F */ | |
181 | 0x40, 0x00, 0x40, 0x00, 0x40, 0x00, 0x40, 0x00, /* R30 - R37 */ | |
182 | 0x40, 0x00, 0x40, 0x00, 0x40, 0x00, 0x00, 0x00, /* R38 - R3F */ | |
183 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R40 - R4F */ | |
184 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R48 - R4F */ | |
185 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R50 - R57 */ | |
186 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R58 - R5F */ | |
187 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R60 - R67 */ | |
188 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R68 - R6F */ | |
189 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* R70 - R77 */ | |
190 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x54, 0x54, 0x00, /* R78 - R7F */ | |
191 | 0x00, 0x00, 0x2C, 0x00, 0x00, 0x00, 0x00, 0x00, /* R80 - R87 */ | |
192 | 0x00, /* R88 */ | |
193 | }; | |
194 | ||
40a49710 AL |
195 | static int da7210_volatile_register(struct snd_soc_codec *codec, |
196 | unsigned int reg) | |
98615454 | 197 | { |
40a49710 AL |
198 | switch (reg) { |
199 | case DA7210_STATUS: | |
200 | return 1; | |
201 | default: | |
202 | return 0; | |
203 | } | |
98615454 | 204 | } |
98615454 KM |
205 | static int da7210_startup(struct snd_pcm_substream *substream, |
206 | struct snd_soc_dai *dai) | |
207 | { | |
208 | int is_play = substream->stream == SNDRV_PCM_STREAM_PLAYBACK; | |
209 | struct snd_soc_codec *codec = dai->codec; | |
210 | ||
211 | if (is_play) { | |
98615454 KM |
212 | /* Enable Out */ |
213 | snd_soc_update_bits(codec, DA7210_OUTMIX_L, 0x1F, 0x10); | |
214 | snd_soc_update_bits(codec, DA7210_OUTMIX_R, 0x1F, 0x10); | |
215 | ||
216 | } else { | |
217 | /* Volume 7 */ | |
218 | snd_soc_update_bits(codec, DA7210_MIC_L, 0x7, 0x7); | |
219 | snd_soc_update_bits(codec, DA7210_MIC_R, 0x7, 0x7); | |
220 | ||
221 | /* Enable Mic */ | |
222 | snd_soc_update_bits(codec, DA7210_INMIX_L, 0x1F, 0x1); | |
223 | snd_soc_update_bits(codec, DA7210_INMIX_R, 0x1F, 0x1); | |
224 | } | |
225 | ||
226 | return 0; | |
227 | } | |
228 | ||
229 | /* | |
230 | * Set PCM DAI word length. | |
231 | */ | |
232 | static int da7210_hw_params(struct snd_pcm_substream *substream, | |
233 | struct snd_pcm_hw_params *params, | |
234 | struct snd_soc_dai *dai) | |
235 | { | |
236 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
f0fba2ad | 237 | struct snd_soc_codec *codec = rtd->codec; |
98615454 | 238 | u32 dai_cfg1; |
3a9d6202 | 239 | u32 hpf_reg, hpf_mask, hpf_value; |
960b3b4b | 240 | u32 fs, bypass; |
98615454 KM |
241 | |
242 | /* set DAI source to Left and Right ADC */ | |
40a49710 | 243 | snd_soc_write(codec, DA7210_DAI_SRC_SEL, |
98615454 KM |
244 | DA7210_DAI_OUT_R_SRC | DA7210_DAI_OUT_L_SRC); |
245 | ||
246 | /* Enable DAI */ | |
40a49710 | 247 | snd_soc_write(codec, DA7210_DAI_CFG3, DA7210_DAI_OE | DA7210_DAI_EN); |
98615454 | 248 | |
40a49710 | 249 | dai_cfg1 = 0xFC & snd_soc_read(codec, DA7210_DAI_CFG1); |
98615454 KM |
250 | |
251 | switch (params_format(params)) { | |
252 | case SNDRV_PCM_FORMAT_S16_LE: | |
253 | dai_cfg1 |= DA7210_DAI_WORD_S16_LE; | |
254 | break; | |
0f8ea586 AC |
255 | case SNDRV_PCM_FORMAT_S20_3LE: |
256 | dai_cfg1 |= DA7210_DAI_WORD_S20_3LE; | |
257 | break; | |
98615454 KM |
258 | case SNDRV_PCM_FORMAT_S24_LE: |
259 | dai_cfg1 |= DA7210_DAI_WORD_S24_LE; | |
260 | break; | |
0f8ea586 AC |
261 | case SNDRV_PCM_FORMAT_S32_LE: |
262 | dai_cfg1 |= DA7210_DAI_WORD_S32_LE; | |
263 | break; | |
98615454 KM |
264 | default: |
265 | return -EINVAL; | |
266 | } | |
267 | ||
40a49710 | 268 | snd_soc_write(codec, DA7210_DAI_CFG1, dai_cfg1); |
98615454 | 269 | |
3a9d6202 KM |
270 | hpf_reg = (SNDRV_PCM_STREAM_PLAYBACK == substream->stream) ? |
271 | DA7210_DAC_HPF : DA7210_ADC_HPF; | |
272 | ||
98615454 | 273 | switch (params_rate(params)) { |
3a9d6202 KM |
274 | case 8000: |
275 | fs = DA7210_PLL_FS_8000; | |
276 | hpf_mask = DA7210_VOICE_F0_MASK | DA7210_VOICE_EN; | |
277 | hpf_value = DA7210_VOICE_F0_25 | DA7210_VOICE_EN; | |
960b3b4b KM |
278 | bypass = DA7210_PLL_BYP; |
279 | break; | |
280 | case 11025: | |
281 | fs = DA7210_PLL_FS_11025; | |
282 | hpf_mask = DA7210_VOICE_F0_MASK | DA7210_VOICE_EN; | |
283 | hpf_value = DA7210_VOICE_F0_25 | DA7210_VOICE_EN; | |
284 | bypass = 0; | |
3a9d6202 KM |
285 | break; |
286 | case 12000: | |
287 | fs = DA7210_PLL_FS_12000; | |
288 | hpf_mask = DA7210_VOICE_F0_MASK | DA7210_VOICE_EN; | |
289 | hpf_value = DA7210_VOICE_F0_25 | DA7210_VOICE_EN; | |
960b3b4b | 290 | bypass = DA7210_PLL_BYP; |
3a9d6202 KM |
291 | break; |
292 | case 16000: | |
293 | fs = DA7210_PLL_FS_16000; | |
294 | hpf_mask = DA7210_VOICE_F0_MASK | DA7210_VOICE_EN; | |
295 | hpf_value = DA7210_VOICE_F0_25 | DA7210_VOICE_EN; | |
960b3b4b KM |
296 | bypass = DA7210_PLL_BYP; |
297 | break; | |
298 | case 22050: | |
299 | fs = DA7210_PLL_FS_22050; | |
300 | hpf_mask = DA7210_VOICE_EN; | |
301 | hpf_value = 0; | |
302 | bypass = 0; | |
3a9d6202 KM |
303 | break; |
304 | case 32000: | |
305 | fs = DA7210_PLL_FS_32000; | |
306 | hpf_mask = DA7210_VOICE_EN; | |
307 | hpf_value = 0; | |
960b3b4b KM |
308 | bypass = DA7210_PLL_BYP; |
309 | break; | |
310 | case 44100: | |
311 | fs = DA7210_PLL_FS_44100; | |
312 | hpf_mask = DA7210_VOICE_EN; | |
313 | hpf_value = 0; | |
314 | bypass = 0; | |
3a9d6202 | 315 | break; |
98615454 | 316 | case 48000: |
3a9d6202 KM |
317 | fs = DA7210_PLL_FS_48000; |
318 | hpf_mask = DA7210_VOICE_EN; | |
319 | hpf_value = 0; | |
960b3b4b KM |
320 | bypass = DA7210_PLL_BYP; |
321 | break; | |
322 | case 88200: | |
323 | fs = DA7210_PLL_FS_88200; | |
324 | hpf_mask = DA7210_VOICE_EN; | |
325 | hpf_value = 0; | |
326 | bypass = 0; | |
3a9d6202 KM |
327 | break; |
328 | case 96000: | |
329 | fs = DA7210_PLL_FS_96000; | |
330 | hpf_mask = DA7210_VOICE_EN; | |
331 | hpf_value = 0; | |
960b3b4b | 332 | bypass = DA7210_PLL_BYP; |
98615454 KM |
333 | break; |
334 | default: | |
335 | return -EINVAL; | |
336 | } | |
337 | ||
960b3b4b KM |
338 | /* Disable active mode */ |
339 | snd_soc_update_bits(codec, DA7210_STARTUP1, DA7210_SC_MST_EN, 0); | |
340 | ||
3a9d6202 KM |
341 | snd_soc_update_bits(codec, hpf_reg, hpf_mask, hpf_value); |
342 | snd_soc_update_bits(codec, DA7210_PLL, DA7210_PLL_FS_MASK, fs); | |
960b3b4b KM |
343 | snd_soc_update_bits(codec, DA7210_PLL_DIV3, DA7210_PLL_BYP, bypass); |
344 | ||
345 | /* Enable active mode */ | |
346 | snd_soc_update_bits(codec, DA7210_STARTUP1, | |
347 | DA7210_SC_MST_EN, DA7210_SC_MST_EN); | |
98615454 KM |
348 | |
349 | return 0; | |
350 | } | |
351 | ||
352 | /* | |
353 | * Set DAI mode and Format | |
354 | */ | |
355 | static int da7210_set_dai_fmt(struct snd_soc_dai *codec_dai, u32 fmt) | |
356 | { | |
357 | struct snd_soc_codec *codec = codec_dai->codec; | |
358 | u32 dai_cfg1; | |
359 | u32 dai_cfg3; | |
360 | ||
40a49710 AL |
361 | dai_cfg1 = 0x7f & snd_soc_read(codec, DA7210_DAI_CFG1); |
362 | dai_cfg3 = 0xfc & snd_soc_read(codec, DA7210_DAI_CFG3); | |
98615454 KM |
363 | |
364 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { | |
365 | case SND_SOC_DAIFMT_CBM_CFM: | |
366 | dai_cfg1 |= DA7210_DAI_MODE_MASTER; | |
367 | break; | |
0f8ea586 AC |
368 | case SND_SOC_DAIFMT_CBS_CFS: |
369 | dai_cfg1 |= DA7210_DAI_MODE_SLAVE; | |
370 | break; | |
98615454 KM |
371 | default: |
372 | return -EINVAL; | |
373 | } | |
374 | ||
375 | /* FIXME | |
376 | * | |
377 | * It support I2S only now | |
378 | */ | |
379 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { | |
380 | case SND_SOC_DAIFMT_I2S: | |
381 | dai_cfg3 |= DA7210_DAI_FORMAT_I2SMODE; | |
382 | break; | |
0f8ea586 AC |
383 | case SND_SOC_DAIFMT_LEFT_J: |
384 | dai_cfg3 |= DA7210_DAI_FORMAT_LEFT_J; | |
385 | break; | |
386 | case SND_SOC_DAIFMT_RIGHT_J: | |
387 | dai_cfg3 |= DA7210_DAI_FORMAT_RIGHT_J; | |
388 | break; | |
98615454 KM |
389 | default: |
390 | return -EINVAL; | |
391 | } | |
392 | ||
393 | /* FIXME | |
394 | * | |
395 | * It support 64bit data transmission only now | |
396 | */ | |
397 | dai_cfg1 |= DA7210_DAI_FLEN_64BIT; | |
398 | ||
40a49710 AL |
399 | snd_soc_write(codec, DA7210_DAI_CFG1, dai_cfg1); |
400 | snd_soc_write(codec, DA7210_DAI_CFG3, dai_cfg3); | |
98615454 KM |
401 | |
402 | return 0; | |
403 | } | |
404 | ||
0f8ea586 AC |
405 | #define DA7210_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ |
406 | SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE) | |
98615454 KM |
407 | |
408 | /* DAI operations */ | |
409 | static struct snd_soc_dai_ops da7210_dai_ops = { | |
410 | .startup = da7210_startup, | |
411 | .hw_params = da7210_hw_params, | |
412 | .set_fmt = da7210_set_dai_fmt, | |
413 | }; | |
414 | ||
f0fba2ad LG |
415 | static struct snd_soc_dai_driver da7210_dai = { |
416 | .name = "da7210-hifi", | |
98615454 KM |
417 | /* playback capabilities */ |
418 | .playback = { | |
419 | .stream_name = "Playback", | |
420 | .channels_min = 1, | |
421 | .channels_max = 2, | |
422 | .rates = SNDRV_PCM_RATE_8000_96000, | |
423 | .formats = DA7210_FORMATS, | |
424 | }, | |
425 | /* capture capabilities */ | |
426 | .capture = { | |
427 | .stream_name = "Capture", | |
428 | .channels_min = 1, | |
429 | .channels_max = 2, | |
430 | .rates = SNDRV_PCM_RATE_8000_96000, | |
431 | .formats = DA7210_FORMATS, | |
432 | }, | |
433 | .ops = &da7210_dai_ops, | |
960b3b4b | 434 | .symmetric_rates = 1, |
98615454 | 435 | }; |
98615454 | 436 | |
f0fba2ad | 437 | static int da7210_probe(struct snd_soc_codec *codec) |
98615454 | 438 | { |
f0fba2ad | 439 | struct da7210_priv *da7210 = snd_soc_codec_get_drvdata(codec); |
40a49710 | 440 | int ret; |
98615454 | 441 | |
f0fba2ad | 442 | dev_info(codec->dev, "DA7210 Audio Codec %s\n", DA7210_VERSION); |
98615454 | 443 | |
40a49710 AL |
444 | ret = snd_soc_codec_set_cache_io(codec, 8, 8, da7210->control_type); |
445 | if (ret < 0) { | |
446 | dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret); | |
447 | return ret; | |
448 | } | |
98615454 KM |
449 | |
450 | /* FIXME | |
451 | * | |
452 | * This driver use fixed value here | |
960b3b4b KM |
453 | * And below settings expects MCLK = 12.288MHz |
454 | * | |
455 | * When you select different MCLK, please check... | |
456 | * DA7210_PLL_DIV1 val | |
457 | * DA7210_PLL_DIV2 val | |
458 | * DA7210_PLL_DIV3 val | |
459 | * DA7210_PLL_DIV3 :: DA7210_MCLK_RANGExxx | |
98615454 KM |
460 | */ |
461 | ||
960b3b4b KM |
462 | /* |
463 | * make sure that DA7210 use bypass mode before start up | |
98615454 | 464 | */ |
40a49710 AL |
465 | snd_soc_write(codec, DA7210_STARTUP1, 0); |
466 | snd_soc_write(codec, DA7210_PLL_DIV3, | |
960b3b4b | 467 | DA7210_MCLK_RANGE_10_20_MHZ | DA7210_PLL_BYP); |
98615454 KM |
468 | |
469 | /* | |
470 | * ADC settings | |
471 | */ | |
472 | ||
473 | /* Enable Left & Right MIC PGA and Mic Bias */ | |
40a49710 AL |
474 | snd_soc_write(codec, DA7210_MIC_L, DA7210_MIC_L_EN | DA7210_MICBIAS_EN); |
475 | snd_soc_write(codec, DA7210_MIC_R, DA7210_MIC_R_EN); | |
98615454 KM |
476 | |
477 | /* Enable Left and Right input PGA */ | |
40a49710 AL |
478 | snd_soc_write(codec, DA7210_INMIX_L, DA7210_IN_L_EN); |
479 | snd_soc_write(codec, DA7210_INMIX_R, DA7210_IN_R_EN); | |
98615454 KM |
480 | |
481 | /* Enable Left and Right ADC */ | |
40a49710 | 482 | snd_soc_write(codec, DA7210_ADC, DA7210_ADC_L_EN | DA7210_ADC_R_EN); |
98615454 KM |
483 | |
484 | /* | |
485 | * DAC settings | |
486 | */ | |
487 | ||
488 | /* Enable Left and Right DAC */ | |
40a49710 | 489 | snd_soc_write(codec, DA7210_DAC_SEL, |
98615454 KM |
490 | DA7210_DAC_L_SRC_DAI_L | DA7210_DAC_L_EN | |
491 | DA7210_DAC_R_SRC_DAI_R | DA7210_DAC_R_EN); | |
492 | ||
493 | /* Enable Left and Right out PGA */ | |
40a49710 AL |
494 | snd_soc_write(codec, DA7210_OUTMIX_L, DA7210_OUT_L_EN); |
495 | snd_soc_write(codec, DA7210_OUTMIX_R, DA7210_OUT_R_EN); | |
98615454 KM |
496 | |
497 | /* Enable Left and Right HeadPhone PGA */ | |
40a49710 | 498 | snd_soc_write(codec, DA7210_HP_CFG, |
98615454 KM |
499 | DA7210_HP_2CAP_MODE | DA7210_HP_SENSE_EN | |
500 | DA7210_HP_L_EN | DA7210_HP_MODE | DA7210_HP_R_EN); | |
501 | ||
502 | /* Diable PLL and bypass it */ | |
40a49710 | 503 | snd_soc_write(codec, DA7210_PLL, DA7210_PLL_FS_48000); |
98615454 | 504 | |
960b3b4b KM |
505 | /* |
506 | * If 48kHz sound came, it use bypass mode, | |
507 | * and when it is 44.1kHz, it use PLL. | |
508 | * | |
509 | * This time, this driver sets PLL always ON | |
510 | * and controls bypass/PLL mode by switching | |
511 | * DA7210_PLL_DIV3 :: DA7210_PLL_BYP bit. | |
512 | * see da7210_hw_params | |
513 | */ | |
40a49710 AL |
514 | snd_soc_write(codec, DA7210_PLL_DIV1, 0xE5); /* MCLK = 12.288MHz */ |
515 | snd_soc_write(codec, DA7210_PLL_DIV2, 0x99); | |
516 | snd_soc_write(codec, DA7210_PLL_DIV3, 0x0A | | |
98615454 | 517 | DA7210_MCLK_RANGE_10_20_MHZ | DA7210_PLL_BYP); |
960b3b4b KM |
518 | snd_soc_update_bits(codec, DA7210_PLL, DA7210_PLL_EN, DA7210_PLL_EN); |
519 | ||
520 | /* As suggested by Dialog */ | |
40a49710 AL |
521 | snd_soc_write(codec, DA7210_A_HID_UNLOCK, 0x8B); /* unlock */ |
522 | snd_soc_write(codec, DA7210_A_TEST_UNLOCK, 0xB4); | |
523 | snd_soc_write(codec, DA7210_A_PLL1, 0x01); | |
524 | snd_soc_write(codec, DA7210_A_CP_MODE, 0x7C); | |
525 | snd_soc_write(codec, DA7210_A_HID_UNLOCK, 0x00); /* re-lock */ | |
526 | snd_soc_write(codec, DA7210_A_TEST_UNLOCK, 0x00); | |
98615454 KM |
527 | |
528 | /* Activate all enabled subsystem */ | |
40a49710 | 529 | snd_soc_write(codec, DA7210_STARTUP1, DA7210_SC_MST_EN); |
98615454 | 530 | |
f0fba2ad LG |
531 | snd_soc_add_controls(codec, da7210_snd_controls, |
532 | ARRAY_SIZE(da7210_snd_controls)); | |
98615454 | 533 | |
f0fba2ad | 534 | dev_info(codec->dev, "DA7210 Audio Codec %s\n", DA7210_VERSION); |
98615454 | 535 | |
f0fba2ad | 536 | return 0; |
98615454 KM |
537 | } |
538 | ||
f0fba2ad | 539 | static struct snd_soc_codec_driver soc_codec_dev_da7210 = { |
4c62ed9b | 540 | .probe = da7210_probe, |
4c62ed9b KM |
541 | .reg_cache_size = ARRAY_SIZE(da7210_reg), |
542 | .reg_word_size = sizeof(u8), | |
f0fba2ad | 543 | .reg_cache_default = da7210_reg, |
40a49710 | 544 | .volatile_register = da7210_volatile_register, |
f0fba2ad LG |
545 | }; |
546 | ||
98615454 | 547 | #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) |
735fe4cf MB |
548 | static int __devinit da7210_i2c_probe(struct i2c_client *i2c, |
549 | const struct i2c_device_id *id) | |
98615454 KM |
550 | { |
551 | struct da7210_priv *da7210; | |
98615454 KM |
552 | int ret; |
553 | ||
554 | da7210 = kzalloc(sizeof(struct da7210_priv), GFP_KERNEL); | |
555 | if (!da7210) | |
556 | return -ENOMEM; | |
557 | ||
98615454 | 558 | i2c_set_clientdata(i2c, da7210); |
f0fba2ad | 559 | da7210->control_type = SND_SOC_I2C; |
98615454 | 560 | |
f0fba2ad LG |
561 | ret = snd_soc_register_codec(&i2c->dev, |
562 | &soc_codec_dev_da7210, &da7210_dai, 1); | |
563 | if (ret < 0) | |
085efd28 | 564 | kfree(da7210); |
98615454 KM |
565 | |
566 | return ret; | |
567 | } | |
568 | ||
735fe4cf | 569 | static int __devexit da7210_i2c_remove(struct i2c_client *client) |
98615454 | 570 | { |
f0fba2ad LG |
571 | snd_soc_unregister_codec(&client->dev); |
572 | kfree(i2c_get_clientdata(client)); | |
98615454 KM |
573 | return 0; |
574 | } | |
575 | ||
576 | static const struct i2c_device_id da7210_i2c_id[] = { | |
577 | { "da7210", 0 }, | |
578 | { } | |
579 | }; | |
580 | MODULE_DEVICE_TABLE(i2c, da7210_i2c_id); | |
581 | ||
582 | /* I2C codec control layer */ | |
583 | static struct i2c_driver da7210_i2c_driver = { | |
584 | .driver = { | |
f0fba2ad | 585 | .name = "da7210-codec", |
98615454 KM |
586 | .owner = THIS_MODULE, |
587 | }, | |
4c62ed9b KM |
588 | .probe = da7210_i2c_probe, |
589 | .remove = __devexit_p(da7210_i2c_remove), | |
590 | .id_table = da7210_i2c_id, | |
98615454 KM |
591 | }; |
592 | #endif | |
593 | ||
98615454 KM |
594 | static int __init da7210_modinit(void) |
595 | { | |
596 | int ret = 0; | |
597 | #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) | |
598 | ret = i2c_add_driver(&da7210_i2c_driver); | |
599 | #endif | |
600 | return ret; | |
601 | } | |
602 | module_init(da7210_modinit); | |
603 | ||
604 | static void __exit da7210_exit(void) | |
605 | { | |
606 | #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) | |
607 | i2c_del_driver(&da7210_i2c_driver); | |
608 | #endif | |
609 | } | |
610 | module_exit(da7210_exit); | |
611 | ||
612 | MODULE_DESCRIPTION("ASoC DA7210 driver"); | |
613 | MODULE_AUTHOR("David Chen, Kuninori Morimoto"); | |
614 | MODULE_LICENSE("GPL"); |