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1f53aee0 LG |
1 | /* |
2 | * wm8753.c -- WM8753 ALSA Soc Audio driver | |
3 | * | |
4 | * Copyright 2003 Wolfson Microelectronics PLC. | |
d331124d | 5 | * Author: Liam Girdwood <lrg@slimlogic.co.uk> |
1f53aee0 LG |
6 | * |
7 | * This program is free software; you can redistribute it and/or modify it | |
8 | * under the terms of the GNU General Public License as published by the | |
9 | * Free Software Foundation; either version 2 of the License, or (at your | |
10 | * option) any later version. | |
11 | * | |
12 | * Notes: | |
13 | * The WM8753 is a low power, high quality stereo codec with integrated PCM | |
14 | * codec designed for portable digital telephony applications. | |
15 | * | |
16 | * Dual DAI:- | |
17 | * | |
18 | * This driver support 2 DAI PCM's. This makes the default PCM available for | |
19 | * HiFi audio (e.g. MP3, ogg) playback/capture and the other PCM available for | |
20 | * voice. | |
21 | * | |
22 | * Please note that the voice PCM can be connected directly to a Bluetooth | |
23 | * codec or GSM modem and thus cannot be read or written to, although it is | |
24 | * available to be configured with snd_hw_params(), etc and kcontrols in the | |
25 | * normal alsa manner. | |
26 | * | |
27 | * Fast DAI switching:- | |
28 | * | |
29 | * The driver can now fast switch between the DAI configurations via a | |
30 | * an alsa kcontrol. This allows the PCM to remain open. | |
31 | * | |
32 | */ | |
33 | ||
34 | #include <linux/module.h> | |
35 | #include <linux/moduleparam.h> | |
1f53aee0 LG |
36 | #include <linux/kernel.h> |
37 | #include <linux/init.h> | |
38 | #include <linux/delay.h> | |
39 | #include <linux/pm.h> | |
40 | #include <linux/i2c.h> | |
41 | #include <linux/platform_device.h> | |
dd0c0c80 | 42 | #include <linux/spi/spi.h> |
5a0e3ad6 | 43 | #include <linux/slab.h> |
1f53aee0 LG |
44 | #include <sound/core.h> |
45 | #include <sound/pcm.h> | |
46 | #include <sound/pcm_params.h> | |
47 | #include <sound/soc.h> | |
48 | #include <sound/soc-dapm.h> | |
49 | #include <sound/initval.h> | |
2d6a4ac9 | 50 | #include <sound/tlv.h> |
1f53aee0 LG |
51 | #include <asm/div64.h> |
52 | ||
53 | #include "wm8753.h" | |
54 | ||
1f53aee0 LG |
55 | static int caps_charge = 2000; |
56 | module_param(caps_charge, int, 0); | |
57 | MODULE_PARM_DESC(caps_charge, "WM8753 cap charge time (msecs)"); | |
58 | ||
59 | static void wm8753_set_dai_mode(struct snd_soc_codec *codec, | |
60 | unsigned int mode); | |
61 | ||
1f53aee0 LG |
62 | /* |
63 | * wm8753 register cache | |
64 | * We can't read the WM8753 register space when we | |
65 | * are using 2 wire for device control, so we cache them instead. | |
66 | */ | |
67 | static const u16 wm8753_reg[] = { | |
68 | 0x0008, 0x0000, 0x000a, 0x000a, | |
69 | 0x0033, 0x0000, 0x0007, 0x00ff, | |
70 | 0x00ff, 0x000f, 0x000f, 0x007b, | |
71 | 0x0000, 0x0032, 0x0000, 0x00c3, | |
72 | 0x00c3, 0x00c0, 0x0000, 0x0000, | |
73 | 0x0000, 0x0000, 0x0000, 0x0000, | |
74 | 0x0000, 0x0000, 0x0000, 0x0000, | |
75 | 0x0000, 0x0000, 0x0000, 0x0055, | |
76 | 0x0005, 0x0050, 0x0055, 0x0050, | |
77 | 0x0055, 0x0050, 0x0055, 0x0079, | |
78 | 0x0079, 0x0079, 0x0079, 0x0079, | |
79 | 0x0000, 0x0000, 0x0000, 0x0000, | |
80 | 0x0097, 0x0097, 0x0000, 0x0004, | |
81 | 0x0000, 0x0083, 0x0024, 0x01ba, | |
82 | 0x0000, 0x0083, 0x0024, 0x01ba, | |
637a935a | 83 | 0x0000, 0x0000, 0x0000 |
1f53aee0 LG |
84 | }; |
85 | ||
c2bac160 MB |
86 | /* codec private data */ |
87 | struct wm8753_priv { | |
88 | unsigned int sysclk; | |
89 | unsigned int pcmclk; | |
90 | struct snd_soc_codec codec; | |
91 | u16 reg_cache[ARRAY_SIZE(wm8753_reg)]; | |
92 | }; | |
93 | ||
1f53aee0 LG |
94 | /* |
95 | * read wm8753 register cache | |
96 | */ | |
97 | static inline unsigned int wm8753_read_reg_cache(struct snd_soc_codec *codec, | |
98 | unsigned int reg) | |
99 | { | |
100 | u16 *cache = codec->reg_cache; | |
91432e97 | 101 | if (reg < 1 || reg >= (ARRAY_SIZE(wm8753_reg) + 1)) |
1f53aee0 LG |
102 | return -1; |
103 | return cache[reg - 1]; | |
104 | } | |
105 | ||
106 | /* | |
107 | * write wm8753 register cache | |
108 | */ | |
109 | static inline void wm8753_write_reg_cache(struct snd_soc_codec *codec, | |
110 | unsigned int reg, unsigned int value) | |
111 | { | |
112 | u16 *cache = codec->reg_cache; | |
91432e97 | 113 | if (reg < 1 || reg >= (ARRAY_SIZE(wm8753_reg) + 1)) |
1f53aee0 LG |
114 | return; |
115 | cache[reg - 1] = value; | |
116 | } | |
117 | ||
118 | /* | |
119 | * write to the WM8753 register space | |
120 | */ | |
121 | static int wm8753_write(struct snd_soc_codec *codec, unsigned int reg, | |
122 | unsigned int value) | |
123 | { | |
124 | u8 data[2]; | |
125 | ||
126 | /* data is | |
127 | * D15..D9 WM8753 register offset | |
128 | * D8...D0 register data | |
129 | */ | |
130 | data[0] = (reg << 1) | ((value >> 8) & 0x0001); | |
131 | data[1] = value & 0x00ff; | |
132 | ||
60fc684a | 133 | wm8753_write_reg_cache(codec, reg, value); |
1f53aee0 LG |
134 | if (codec->hw_write(codec->control_data, data, 2) == 2) |
135 | return 0; | |
136 | else | |
137 | return -EIO; | |
138 | } | |
139 | ||
140 | #define wm8753_reset(c) wm8753_write(c, WM8753_RESET, 0) | |
141 | ||
142 | /* | |
143 | * WM8753 Controls | |
144 | */ | |
145 | static const char *wm8753_base[] = {"Linear Control", "Adaptive Boost"}; | |
146 | static const char *wm8753_base_filter[] = | |
147 | {"130Hz @ 48kHz", "200Hz @ 48kHz", "100Hz @ 16kHz", "400Hz @ 48kHz", | |
148 | "100Hz @ 8kHz", "200Hz @ 8kHz"}; | |
149 | static const char *wm8753_treble[] = {"8kHz", "4kHz"}; | |
150 | static const char *wm8753_alc_func[] = {"Off", "Right", "Left", "Stereo"}; | |
151 | static const char *wm8753_ng_type[] = {"Constant PGA Gain", "Mute ADC Output"}; | |
152 | static const char *wm8753_3d_func[] = {"Capture", "Playback"}; | |
153 | static const char *wm8753_3d_uc[] = {"2.2kHz", "1.5kHz"}; | |
154 | static const char *wm8753_3d_lc[] = {"200Hz", "500Hz"}; | |
155 | static const char *wm8753_deemp[] = {"None", "32kHz", "44.1kHz", "48kHz"}; | |
156 | static const char *wm8753_mono_mix[] = {"Stereo", "Left", "Right", "Mono"}; | |
157 | static const char *wm8753_dac_phase[] = {"Non Inverted", "Inverted"}; | |
158 | static const char *wm8753_line_mix[] = {"Line 1 + 2", "Line 1 - 2", | |
159 | "Line 1", "Line 2"}; | |
160 | static const char *wm8753_mono_mux[] = {"Line Mix", "Rx Mix"}; | |
161 | static const char *wm8753_right_mux[] = {"Line 2", "Rx Mix"}; | |
162 | static const char *wm8753_left_mux[] = {"Line 1", "Rx Mix"}; | |
163 | static const char *wm8753_rxmsel[] = {"RXP - RXN", "RXP + RXN", "RXP", "RXN"}; | |
164 | static const char *wm8753_sidetone_mux[] = {"Left PGA", "Mic 1", "Mic 2", | |
165 | "Right PGA"}; | |
166 | static const char *wm8753_mono2_src[] = {"Inverted Mono 1", "Left", "Right", | |
167 | "Left + Right"}; | |
168 | static const char *wm8753_out3[] = {"VREF", "ROUT2", "Left + Right"}; | |
169 | static const char *wm8753_out4[] = {"VREF", "Capture ST", "LOUT2"}; | |
170 | static const char *wm8753_radcsel[] = {"PGA", "Line or RXP-RXN", "Sidetone"}; | |
171 | static const char *wm8753_ladcsel[] = {"PGA", "Line or RXP-RXN", "Line"}; | |
172 | static const char *wm8753_mono_adc[] = {"Stereo", "Analogue Mix Left", | |
173 | "Analogue Mix Right", "Digital Mono Mix"}; | |
174 | static const char *wm8753_adc_hp[] = {"3.4Hz @ 48kHz", "82Hz @ 16k", | |
175 | "82Hz @ 8kHz", "170Hz @ 8kHz"}; | |
176 | static const char *wm8753_adc_filter[] = {"HiFi", "Voice"}; | |
177 | static const char *wm8753_mic_sel[] = {"Mic 1", "Mic 2", "Mic 3"}; | |
178 | static const char *wm8753_dai_mode[] = {"DAI 0", "DAI 1", "DAI 2", "DAI 3"}; | |
179 | static const char *wm8753_dat_sel[] = {"Stereo", "Left ADC", "Right ADC", | |
180 | "Channel Swap"}; | |
ae092c9e | 181 | static const char *wm8753_rout2_phase[] = {"Non Inverted", "Inverted"}; |
1f53aee0 LG |
182 | |
183 | static const struct soc_enum wm8753_enum[] = { | |
184 | SOC_ENUM_SINGLE(WM8753_BASS, 7, 2, wm8753_base), | |
185 | SOC_ENUM_SINGLE(WM8753_BASS, 4, 6, wm8753_base_filter), | |
186 | SOC_ENUM_SINGLE(WM8753_TREBLE, 6, 2, wm8753_treble), | |
187 | SOC_ENUM_SINGLE(WM8753_ALC1, 7, 4, wm8753_alc_func), | |
188 | SOC_ENUM_SINGLE(WM8753_NGATE, 1, 2, wm8753_ng_type), | |
189 | SOC_ENUM_SINGLE(WM8753_3D, 7, 2, wm8753_3d_func), | |
190 | SOC_ENUM_SINGLE(WM8753_3D, 6, 2, wm8753_3d_uc), | |
191 | SOC_ENUM_SINGLE(WM8753_3D, 5, 2, wm8753_3d_lc), | |
192 | SOC_ENUM_SINGLE(WM8753_DAC, 1, 4, wm8753_deemp), | |
193 | SOC_ENUM_SINGLE(WM8753_DAC, 4, 4, wm8753_mono_mix), | |
194 | SOC_ENUM_SINGLE(WM8753_DAC, 6, 2, wm8753_dac_phase), | |
195 | SOC_ENUM_SINGLE(WM8753_INCTL1, 3, 4, wm8753_line_mix), | |
196 | SOC_ENUM_SINGLE(WM8753_INCTL1, 2, 2, wm8753_mono_mux), | |
197 | SOC_ENUM_SINGLE(WM8753_INCTL1, 1, 2, wm8753_right_mux), | |
198 | SOC_ENUM_SINGLE(WM8753_INCTL1, 0, 2, wm8753_left_mux), | |
199 | SOC_ENUM_SINGLE(WM8753_INCTL2, 6, 4, wm8753_rxmsel), | |
200 | SOC_ENUM_SINGLE(WM8753_INCTL2, 4, 4, wm8753_sidetone_mux), | |
201 | SOC_ENUM_SINGLE(WM8753_OUTCTL, 7, 4, wm8753_mono2_src), | |
202 | SOC_ENUM_SINGLE(WM8753_OUTCTL, 0, 3, wm8753_out3), | |
203 | SOC_ENUM_SINGLE(WM8753_ADCTL2, 7, 3, wm8753_out4), | |
204 | SOC_ENUM_SINGLE(WM8753_ADCIN, 2, 3, wm8753_radcsel), | |
205 | SOC_ENUM_SINGLE(WM8753_ADCIN, 0, 3, wm8753_ladcsel), | |
206 | SOC_ENUM_SINGLE(WM8753_ADCIN, 4, 4, wm8753_mono_adc), | |
207 | SOC_ENUM_SINGLE(WM8753_ADC, 2, 4, wm8753_adc_hp), | |
208 | SOC_ENUM_SINGLE(WM8753_ADC, 4, 2, wm8753_adc_filter), | |
209 | SOC_ENUM_SINGLE(WM8753_MICBIAS, 6, 3, wm8753_mic_sel), | |
210 | SOC_ENUM_SINGLE(WM8753_IOCTL, 2, 4, wm8753_dai_mode), | |
211 | SOC_ENUM_SINGLE(WM8753_ADC, 7, 4, wm8753_dat_sel), | |
ae092c9e | 212 | SOC_ENUM_SINGLE(WM8753_OUTCTL, 2, 2, wm8753_rout2_phase), |
1f53aee0 LG |
213 | }; |
214 | ||
215 | ||
216 | static int wm8753_get_dai(struct snd_kcontrol *kcontrol, | |
217 | struct snd_ctl_elem_value *ucontrol) | |
218 | { | |
219 | struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); | |
220 | int mode = wm8753_read_reg_cache(codec, WM8753_IOCTL); | |
221 | ||
222 | ucontrol->value.integer.value[0] = (mode & 0xc) >> 2; | |
223 | return 0; | |
224 | } | |
225 | ||
226 | static int wm8753_set_dai(struct snd_kcontrol *kcontrol, | |
227 | struct snd_ctl_elem_value *ucontrol) | |
228 | { | |
229 | struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol); | |
230 | int mode = wm8753_read_reg_cache(codec, WM8753_IOCTL); | |
231 | ||
60fc684a | 232 | if (((mode & 0xc) >> 2) == ucontrol->value.integer.value[0]) |
1f53aee0 LG |
233 | return 0; |
234 | ||
235 | mode &= 0xfff3; | |
236 | mode |= (ucontrol->value.integer.value[0] << 2); | |
237 | ||
238 | wm8753_write(codec, WM8753_IOCTL, mode); | |
239 | wm8753_set_dai_mode(codec, ucontrol->value.integer.value[0]); | |
240 | return 1; | |
241 | } | |
242 | ||
2cc8c609 MM |
243 | static const DECLARE_TLV_DB_SCALE(rec_mix_tlv, -1500, 300, 0); |
244 | static const DECLARE_TLV_DB_SCALE(mic_preamp_tlv, 1200, 600, 0); | |
245 | static const DECLARE_TLV_DB_SCALE(adc_tlv, -9750, 50, 1); | |
246 | static const DECLARE_TLV_DB_SCALE(dac_tlv, -12750, 50, 1); | |
247 | static const unsigned int out_tlv[] = { | |
248 | TLV_DB_RANGE_HEAD(2), | |
249 | /* 0000000 - 0101111 = "Analogue mute" */ | |
250 | 0, 48, TLV_DB_SCALE_ITEM(-25500, 0, 0), | |
251 | 48, 127, TLV_DB_SCALE_ITEM(-7300, 100, 0), | |
252 | }; | |
253 | static const DECLARE_TLV_DB_SCALE(mix_tlv, -1500, 300, 0); | |
254 | static const DECLARE_TLV_DB_SCALE(voice_mix_tlv, -1200, 300, 0); | |
255 | static const DECLARE_TLV_DB_SCALE(pga_tlv, -1725, 75, 0); | |
2d6a4ac9 | 256 | |
1f53aee0 | 257 | static const struct snd_kcontrol_new wm8753_snd_controls[] = { |
2cc8c609 MM |
258 | SOC_DOUBLE_R_TLV("PCM Volume", WM8753_LDAC, WM8753_RDAC, 0, 255, 0, dac_tlv), |
259 | ||
260 | SOC_DOUBLE_R_TLV("ADC Capture Volume", WM8753_LADC, WM8753_RADC, 0, 255, 0, | |
261 | adc_tlv), | |
262 | ||
263 | SOC_DOUBLE_R_TLV("Headphone Playback Volume", WM8753_LOUT1V, WM8753_ROUT1V, | |
264 | 0, 127, 0, out_tlv), | |
265 | SOC_DOUBLE_R_TLV("Speaker Playback Volume", WM8753_LOUT2V, WM8753_ROUT2V, 0, | |
266 | 127, 0, out_tlv), | |
267 | ||
268 | SOC_SINGLE_TLV("Mono Playback Volume", WM8753_MOUTV, 0, 127, 0, out_tlv), | |
269 | ||
270 | SOC_DOUBLE_R_TLV("Bypass Playback Volume", WM8753_LOUTM1, WM8753_ROUTM1, 4, 7, | |
271 | 1, mix_tlv), | |
272 | SOC_DOUBLE_R_TLV("Sidetone Playback Volume", WM8753_LOUTM2, WM8753_ROUTM2, 4, | |
273 | 7, 1, mix_tlv), | |
274 | SOC_DOUBLE_R_TLV("Voice Playback Volume", WM8753_LOUTM2, WM8753_ROUTM2, 0, 7, | |
275 | 1, voice_mix_tlv), | |
276 | ||
277 | SOC_DOUBLE_R("Headphone Playback ZC Switch", WM8753_LOUT1V, WM8753_ROUT1V, 7, | |
278 | 1, 0), | |
279 | SOC_DOUBLE_R("Speaker Playback ZC Switch", WM8753_LOUT2V, WM8753_ROUT2V, 7, | |
280 | 1, 0), | |
281 | ||
282 | SOC_SINGLE_TLV("Mono Bypass Playback Volume", WM8753_MOUTM1, 4, 7, 1, mix_tlv), | |
283 | SOC_SINGLE_TLV("Mono Sidetone Playback Volume", WM8753_MOUTM2, 4, 7, 1, | |
284 | mix_tlv), | |
285 | SOC_SINGLE_TLV("Mono Voice Playback Volume", WM8753_MOUTM2, 0, 7, 1, | |
286 | voice_mix_tlv), | |
1f53aee0 LG |
287 | SOC_SINGLE("Mono Playback ZC Switch", WM8753_MOUTV, 7, 1, 0), |
288 | ||
289 | SOC_ENUM("Bass Boost", wm8753_enum[0]), | |
290 | SOC_ENUM("Bass Filter", wm8753_enum[1]), | |
291 | SOC_SINGLE("Bass Volume", WM8753_BASS, 0, 15, 1), | |
292 | ||
293 | SOC_SINGLE("Treble Volume", WM8753_TREBLE, 0, 15, 1), | |
294 | SOC_ENUM("Treble Cut-off", wm8753_enum[2]), | |
295 | ||
2cc8c609 MM |
296 | SOC_DOUBLE_TLV("Sidetone Capture Volume", WM8753_RECMIX1, 0, 4, 7, 1, |
297 | rec_mix_tlv), | |
298 | SOC_SINGLE_TLV("Voice Sidetone Capture Volume", WM8753_RECMIX2, 0, 7, 1, | |
299 | rec_mix_tlv), | |
1f53aee0 | 300 | |
2cc8c609 MM |
301 | SOC_DOUBLE_R_TLV("Capture Volume", WM8753_LINVOL, WM8753_RINVOL, 0, 63, 0, |
302 | pga_tlv), | |
1f53aee0 LG |
303 | SOC_DOUBLE_R("Capture ZC Switch", WM8753_LINVOL, WM8753_RINVOL, 6, 1, 0), |
304 | SOC_DOUBLE_R("Capture Switch", WM8753_LINVOL, WM8753_RINVOL, 7, 1, 1), | |
305 | ||
306 | SOC_ENUM("Capture Filter Select", wm8753_enum[23]), | |
307 | SOC_ENUM("Capture Filter Cut-off", wm8753_enum[24]), | |
308 | SOC_SINGLE("Capture Filter Switch", WM8753_ADC, 0, 1, 1), | |
309 | ||
310 | SOC_SINGLE("ALC Capture Target Volume", WM8753_ALC1, 0, 7, 0), | |
311 | SOC_SINGLE("ALC Capture Max Volume", WM8753_ALC1, 4, 7, 0), | |
312 | SOC_ENUM("ALC Capture Function", wm8753_enum[3]), | |
313 | SOC_SINGLE("ALC Capture ZC Switch", WM8753_ALC2, 8, 1, 0), | |
314 | SOC_SINGLE("ALC Capture Hold Time", WM8753_ALC2, 0, 15, 1), | |
315 | SOC_SINGLE("ALC Capture Decay Time", WM8753_ALC3, 4, 15, 1), | |
316 | SOC_SINGLE("ALC Capture Attack Time", WM8753_ALC3, 0, 15, 0), | |
317 | SOC_SINGLE("ALC Capture NG Threshold", WM8753_NGATE, 3, 31, 0), | |
318 | SOC_ENUM("ALC Capture NG Type", wm8753_enum[4]), | |
319 | SOC_SINGLE("ALC Capture NG Switch", WM8753_NGATE, 0, 1, 0), | |
320 | ||
321 | SOC_ENUM("3D Function", wm8753_enum[5]), | |
322 | SOC_ENUM("3D Upper Cut-off", wm8753_enum[6]), | |
323 | SOC_ENUM("3D Lower Cut-off", wm8753_enum[7]), | |
324 | SOC_SINGLE("3D Volume", WM8753_3D, 1, 15, 0), | |
325 | SOC_SINGLE("3D Switch", WM8753_3D, 0, 1, 0), | |
326 | ||
327 | SOC_SINGLE("Capture 6dB Attenuate", WM8753_ADCTL1, 2, 1, 0), | |
328 | SOC_SINGLE("Playback 6dB Attenuate", WM8753_ADCTL1, 1, 1, 0), | |
329 | ||
330 | SOC_ENUM("De-emphasis", wm8753_enum[8]), | |
331 | SOC_ENUM("Playback Mono Mix", wm8753_enum[9]), | |
332 | SOC_ENUM("Playback Phase", wm8753_enum[10]), | |
333 | ||
2cc8c609 MM |
334 | SOC_SINGLE_TLV("Mic2 Capture Volume", WM8753_INCTL1, 7, 3, 0, mic_preamp_tlv), |
335 | SOC_SINGLE_TLV("Mic1 Capture Volume", WM8753_INCTL1, 5, 3, 0, mic_preamp_tlv), | |
1f53aee0 LG |
336 | |
337 | SOC_ENUM_EXT("DAI Mode", wm8753_enum[26], wm8753_get_dai, wm8753_set_dai), | |
338 | ||
339 | SOC_ENUM("ADC Data Select", wm8753_enum[27]), | |
ae092c9e | 340 | SOC_ENUM("ROUT2 Phase", wm8753_enum[28]), |
1f53aee0 LG |
341 | }; |
342 | ||
1f53aee0 LG |
343 | /* |
344 | * _DAPM_ Controls | |
345 | */ | |
346 | ||
347 | /* Left Mixer */ | |
348 | static const struct snd_kcontrol_new wm8753_left_mixer_controls[] = { | |
349 | SOC_DAPM_SINGLE("Voice Playback Switch", WM8753_LOUTM2, 8, 1, 0), | |
350 | SOC_DAPM_SINGLE("Sidetone Playback Switch", WM8753_LOUTM2, 7, 1, 0), | |
351 | SOC_DAPM_SINGLE("Left Playback Switch", WM8753_LOUTM1, 8, 1, 0), | |
352 | SOC_DAPM_SINGLE("Bypass Playback Switch", WM8753_LOUTM1, 7, 1, 0), | |
353 | }; | |
354 | ||
355 | /* Right mixer */ | |
356 | static const struct snd_kcontrol_new wm8753_right_mixer_controls[] = { | |
357 | SOC_DAPM_SINGLE("Voice Playback Switch", WM8753_ROUTM2, 8, 1, 0), | |
358 | SOC_DAPM_SINGLE("Sidetone Playback Switch", WM8753_ROUTM2, 7, 1, 0), | |
359 | SOC_DAPM_SINGLE("Right Playback Switch", WM8753_ROUTM1, 8, 1, 0), | |
360 | SOC_DAPM_SINGLE("Bypass Playback Switch", WM8753_ROUTM1, 7, 1, 0), | |
361 | }; | |
362 | ||
363 | /* Mono mixer */ | |
364 | static const struct snd_kcontrol_new wm8753_mono_mixer_controls[] = { | |
365 | SOC_DAPM_SINGLE("Left Playback Switch", WM8753_MOUTM1, 8, 1, 0), | |
366 | SOC_DAPM_SINGLE("Right Playback Switch", WM8753_MOUTM2, 8, 1, 0), | |
367 | SOC_DAPM_SINGLE("Voice Playback Switch", WM8753_MOUTM2, 3, 1, 0), | |
368 | SOC_DAPM_SINGLE("Sidetone Playback Switch", WM8753_MOUTM2, 7, 1, 0), | |
369 | SOC_DAPM_SINGLE("Bypass Playback Switch", WM8753_MOUTM1, 7, 1, 0), | |
370 | }; | |
371 | ||
372 | /* Mono 2 Mux */ | |
373 | static const struct snd_kcontrol_new wm8753_mono2_controls = | |
374 | SOC_DAPM_ENUM("Route", wm8753_enum[17]); | |
375 | ||
376 | /* Out 3 Mux */ | |
377 | static const struct snd_kcontrol_new wm8753_out3_controls = | |
378 | SOC_DAPM_ENUM("Route", wm8753_enum[18]); | |
379 | ||
380 | /* Out 4 Mux */ | |
381 | static const struct snd_kcontrol_new wm8753_out4_controls = | |
382 | SOC_DAPM_ENUM("Route", wm8753_enum[19]); | |
383 | ||
384 | /* ADC Mono Mix */ | |
385 | static const struct snd_kcontrol_new wm8753_adc_mono_controls = | |
386 | SOC_DAPM_ENUM("Route", wm8753_enum[22]); | |
387 | ||
388 | /* Record mixer */ | |
389 | static const struct snd_kcontrol_new wm8753_record_mixer_controls[] = { | |
390 | SOC_DAPM_SINGLE("Voice Capture Switch", WM8753_RECMIX2, 3, 1, 0), | |
391 | SOC_DAPM_SINGLE("Left Capture Switch", WM8753_RECMIX1, 3, 1, 0), | |
392 | SOC_DAPM_SINGLE("Right Capture Switch", WM8753_RECMIX1, 7, 1, 0), | |
393 | }; | |
394 | ||
395 | /* Left ADC mux */ | |
396 | static const struct snd_kcontrol_new wm8753_adc_left_controls = | |
397 | SOC_DAPM_ENUM("Route", wm8753_enum[21]); | |
398 | ||
399 | /* Right ADC mux */ | |
400 | static const struct snd_kcontrol_new wm8753_adc_right_controls = | |
401 | SOC_DAPM_ENUM("Route", wm8753_enum[20]); | |
402 | ||
403 | /* MIC mux */ | |
404 | static const struct snd_kcontrol_new wm8753_mic_mux_controls = | |
405 | SOC_DAPM_ENUM("Route", wm8753_enum[16]); | |
406 | ||
407 | /* ALC mixer */ | |
408 | static const struct snd_kcontrol_new wm8753_alc_mixer_controls[] = { | |
409 | SOC_DAPM_SINGLE("Line Capture Switch", WM8753_INCTL2, 3, 1, 0), | |
410 | SOC_DAPM_SINGLE("Mic2 Capture Switch", WM8753_INCTL2, 2, 1, 0), | |
411 | SOC_DAPM_SINGLE("Mic1 Capture Switch", WM8753_INCTL2, 1, 1, 0), | |
412 | SOC_DAPM_SINGLE("Rx Capture Switch", WM8753_INCTL2, 0, 1, 0), | |
413 | }; | |
414 | ||
415 | /* Left Line mux */ | |
416 | static const struct snd_kcontrol_new wm8753_line_left_controls = | |
417 | SOC_DAPM_ENUM("Route", wm8753_enum[14]); | |
418 | ||
419 | /* Right Line mux */ | |
420 | static const struct snd_kcontrol_new wm8753_line_right_controls = | |
421 | SOC_DAPM_ENUM("Route", wm8753_enum[13]); | |
422 | ||
423 | /* Mono Line mux */ | |
424 | static const struct snd_kcontrol_new wm8753_line_mono_controls = | |
425 | SOC_DAPM_ENUM("Route", wm8753_enum[12]); | |
426 | ||
427 | /* Line mux and mixer */ | |
428 | static const struct snd_kcontrol_new wm8753_line_mux_mix_controls = | |
429 | SOC_DAPM_ENUM("Route", wm8753_enum[11]); | |
430 | ||
431 | /* Rx mux and mixer */ | |
432 | static const struct snd_kcontrol_new wm8753_rx_mux_mix_controls = | |
433 | SOC_DAPM_ENUM("Route", wm8753_enum[15]); | |
434 | ||
435 | /* Mic Selector Mux */ | |
436 | static const struct snd_kcontrol_new wm8753_mic_sel_mux_controls = | |
437 | SOC_DAPM_ENUM("Route", wm8753_enum[25]); | |
438 | ||
439 | static const struct snd_soc_dapm_widget wm8753_dapm_widgets[] = { | |
440 | SND_SOC_DAPM_MICBIAS("Mic Bias", WM8753_PWR1, 5, 0), | |
441 | SND_SOC_DAPM_MIXER("Left Mixer", WM8753_PWR4, 0, 0, | |
442 | &wm8753_left_mixer_controls[0], ARRAY_SIZE(wm8753_left_mixer_controls)), | |
443 | SND_SOC_DAPM_PGA("Left Out 1", WM8753_PWR3, 8, 0, NULL, 0), | |
444 | SND_SOC_DAPM_PGA("Left Out 2", WM8753_PWR3, 6, 0, NULL, 0), | |
445 | SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", WM8753_PWR1, 3, 0), | |
446 | SND_SOC_DAPM_OUTPUT("LOUT1"), | |
447 | SND_SOC_DAPM_OUTPUT("LOUT2"), | |
448 | SND_SOC_DAPM_MIXER("Right Mixer", WM8753_PWR4, 1, 0, | |
449 | &wm8753_right_mixer_controls[0], ARRAY_SIZE(wm8753_right_mixer_controls)), | |
450 | SND_SOC_DAPM_PGA("Right Out 1", WM8753_PWR3, 7, 0, NULL, 0), | |
451 | SND_SOC_DAPM_PGA("Right Out 2", WM8753_PWR3, 5, 0, NULL, 0), | |
452 | SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", WM8753_PWR1, 2, 0), | |
453 | SND_SOC_DAPM_OUTPUT("ROUT1"), | |
454 | SND_SOC_DAPM_OUTPUT("ROUT2"), | |
455 | SND_SOC_DAPM_MIXER("Mono Mixer", WM8753_PWR4, 2, 0, | |
456 | &wm8753_mono_mixer_controls[0], ARRAY_SIZE(wm8753_mono_mixer_controls)), | |
457 | SND_SOC_DAPM_PGA("Mono Out 1", WM8753_PWR3, 2, 0, NULL, 0), | |
458 | SND_SOC_DAPM_PGA("Mono Out 2", WM8753_PWR3, 1, 0, NULL, 0), | |
459 | SND_SOC_DAPM_DAC("Voice DAC", "Voice Playback", WM8753_PWR1, 4, 0), | |
460 | SND_SOC_DAPM_OUTPUT("MONO1"), | |
461 | SND_SOC_DAPM_MUX("Mono 2 Mux", SND_SOC_NOPM, 0, 0, &wm8753_mono2_controls), | |
462 | SND_SOC_DAPM_OUTPUT("MONO2"), | |
463 | SND_SOC_DAPM_MIXER("Out3 Left + Right", -1, 0, 0, NULL, 0), | |
464 | SND_SOC_DAPM_MUX("Out3 Mux", SND_SOC_NOPM, 0, 0, &wm8753_out3_controls), | |
465 | SND_SOC_DAPM_PGA("Out 3", WM8753_PWR3, 4, 0, NULL, 0), | |
466 | SND_SOC_DAPM_OUTPUT("OUT3"), | |
467 | SND_SOC_DAPM_MUX("Out4 Mux", SND_SOC_NOPM, 0, 0, &wm8753_out4_controls), | |
468 | SND_SOC_DAPM_PGA("Out 4", WM8753_PWR3, 3, 0, NULL, 0), | |
469 | SND_SOC_DAPM_OUTPUT("OUT4"), | |
470 | SND_SOC_DAPM_MIXER("Playback Mixer", WM8753_PWR4, 3, 0, | |
471 | &wm8753_record_mixer_controls[0], | |
472 | ARRAY_SIZE(wm8753_record_mixer_controls)), | |
473 | SND_SOC_DAPM_ADC("Left ADC", "Left Capture", WM8753_PWR2, 3, 0), | |
474 | SND_SOC_DAPM_ADC("Right ADC", "Right Capture", WM8753_PWR2, 2, 0), | |
475 | SND_SOC_DAPM_MUX("Capture Left Mixer", SND_SOC_NOPM, 0, 0, | |
476 | &wm8753_adc_mono_controls), | |
477 | SND_SOC_DAPM_MUX("Capture Right Mixer", SND_SOC_NOPM, 0, 0, | |
478 | &wm8753_adc_mono_controls), | |
479 | SND_SOC_DAPM_MUX("Capture Left Mux", SND_SOC_NOPM, 0, 0, | |
480 | &wm8753_adc_left_controls), | |
481 | SND_SOC_DAPM_MUX("Capture Right Mux", SND_SOC_NOPM, 0, 0, | |
482 | &wm8753_adc_right_controls), | |
483 | SND_SOC_DAPM_MUX("Mic Sidetone Mux", SND_SOC_NOPM, 0, 0, | |
484 | &wm8753_mic_mux_controls), | |
485 | SND_SOC_DAPM_PGA("Left Capture Volume", WM8753_PWR2, 5, 0, NULL, 0), | |
486 | SND_SOC_DAPM_PGA("Right Capture Volume", WM8753_PWR2, 4, 0, NULL, 0), | |
487 | SND_SOC_DAPM_MIXER("ALC Mixer", WM8753_PWR2, 6, 0, | |
488 | &wm8753_alc_mixer_controls[0], ARRAY_SIZE(wm8753_alc_mixer_controls)), | |
489 | SND_SOC_DAPM_MUX("Line Left Mux", SND_SOC_NOPM, 0, 0, | |
490 | &wm8753_line_left_controls), | |
491 | SND_SOC_DAPM_MUX("Line Right Mux", SND_SOC_NOPM, 0, 0, | |
492 | &wm8753_line_right_controls), | |
493 | SND_SOC_DAPM_MUX("Line Mono Mux", SND_SOC_NOPM, 0, 0, | |
494 | &wm8753_line_mono_controls), | |
495 | SND_SOC_DAPM_MUX("Line Mixer", WM8753_PWR2, 0, 0, | |
496 | &wm8753_line_mux_mix_controls), | |
497 | SND_SOC_DAPM_MUX("Rx Mixer", WM8753_PWR2, 1, 0, | |
498 | &wm8753_rx_mux_mix_controls), | |
499 | SND_SOC_DAPM_PGA("Mic 1 Volume", WM8753_PWR2, 8, 0, NULL, 0), | |
500 | SND_SOC_DAPM_PGA("Mic 2 Volume", WM8753_PWR2, 7, 0, NULL, 0), | |
501 | SND_SOC_DAPM_MUX("Mic Selection Mux", SND_SOC_NOPM, 0, 0, | |
502 | &wm8753_mic_sel_mux_controls), | |
503 | SND_SOC_DAPM_INPUT("LINE1"), | |
504 | SND_SOC_DAPM_INPUT("LINE2"), | |
505 | SND_SOC_DAPM_INPUT("RXP"), | |
506 | SND_SOC_DAPM_INPUT("RXN"), | |
507 | SND_SOC_DAPM_INPUT("ACIN"), | |
508 | SND_SOC_DAPM_OUTPUT("ACOP"), | |
509 | SND_SOC_DAPM_INPUT("MIC1N"), | |
510 | SND_SOC_DAPM_INPUT("MIC1"), | |
511 | SND_SOC_DAPM_INPUT("MIC2N"), | |
512 | SND_SOC_DAPM_INPUT("MIC2"), | |
513 | SND_SOC_DAPM_VMID("VREF"), | |
514 | }; | |
515 | ||
a65f0568 | 516 | static const struct snd_soc_dapm_route audio_map[] = { |
1f53aee0 LG |
517 | /* left mixer */ |
518 | {"Left Mixer", "Left Playback Switch", "Left DAC"}, | |
519 | {"Left Mixer", "Voice Playback Switch", "Voice DAC"}, | |
520 | {"Left Mixer", "Sidetone Playback Switch", "Mic Sidetone Mux"}, | |
521 | {"Left Mixer", "Bypass Playback Switch", "Line Left Mux"}, | |
522 | ||
523 | /* right mixer */ | |
524 | {"Right Mixer", "Right Playback Switch", "Right DAC"}, | |
525 | {"Right Mixer", "Voice Playback Switch", "Voice DAC"}, | |
526 | {"Right Mixer", "Sidetone Playback Switch", "Mic Sidetone Mux"}, | |
527 | {"Right Mixer", "Bypass Playback Switch", "Line Right Mux"}, | |
528 | ||
529 | /* mono mixer */ | |
530 | {"Mono Mixer", "Voice Playback Switch", "Voice DAC"}, | |
531 | {"Mono Mixer", "Left Playback Switch", "Left DAC"}, | |
532 | {"Mono Mixer", "Right Playback Switch", "Right DAC"}, | |
533 | {"Mono Mixer", "Sidetone Playback Switch", "Mic Sidetone Mux"}, | |
534 | {"Mono Mixer", "Bypass Playback Switch", "Line Mono Mux"}, | |
535 | ||
536 | /* left out */ | |
537 | {"Left Out 1", NULL, "Left Mixer"}, | |
538 | {"Left Out 2", NULL, "Left Mixer"}, | |
539 | {"LOUT1", NULL, "Left Out 1"}, | |
540 | {"LOUT2", NULL, "Left Out 2"}, | |
541 | ||
542 | /* right out */ | |
543 | {"Right Out 1", NULL, "Right Mixer"}, | |
544 | {"Right Out 2", NULL, "Right Mixer"}, | |
545 | {"ROUT1", NULL, "Right Out 1"}, | |
546 | {"ROUT2", NULL, "Right Out 2"}, | |
547 | ||
548 | /* mono 1 out */ | |
549 | {"Mono Out 1", NULL, "Mono Mixer"}, | |
550 | {"MONO1", NULL, "Mono Out 1"}, | |
551 | ||
552 | /* mono 2 out */ | |
553 | {"Mono 2 Mux", "Left + Right", "Out3 Left + Right"}, | |
554 | {"Mono 2 Mux", "Inverted Mono 1", "MONO1"}, | |
555 | {"Mono 2 Mux", "Left", "Left Mixer"}, | |
556 | {"Mono 2 Mux", "Right", "Right Mixer"}, | |
557 | {"Mono Out 2", NULL, "Mono 2 Mux"}, | |
558 | {"MONO2", NULL, "Mono Out 2"}, | |
559 | ||
560 | /* out 3 */ | |
561 | {"Out3 Left + Right", NULL, "Left Mixer"}, | |
562 | {"Out3 Left + Right", NULL, "Right Mixer"}, | |
563 | {"Out3 Mux", "VREF", "VREF"}, | |
564 | {"Out3 Mux", "Left + Right", "Out3 Left + Right"}, | |
565 | {"Out3 Mux", "ROUT2", "ROUT2"}, | |
566 | {"Out 3", NULL, "Out3 Mux"}, | |
567 | {"OUT3", NULL, "Out 3"}, | |
568 | ||
569 | /* out 4 */ | |
570 | {"Out4 Mux", "VREF", "VREF"}, | |
4037314a | 571 | {"Out4 Mux", "Capture ST", "Playback Mixer"}, |
1f53aee0 LG |
572 | {"Out4 Mux", "LOUT2", "LOUT2"}, |
573 | {"Out 4", NULL, "Out4 Mux"}, | |
574 | {"OUT4", NULL, "Out 4"}, | |
575 | ||
576 | /* record mixer */ | |
577 | {"Playback Mixer", "Left Capture Switch", "Left Mixer"}, | |
578 | {"Playback Mixer", "Voice Capture Switch", "Mono Mixer"}, | |
579 | {"Playback Mixer", "Right Capture Switch", "Right Mixer"}, | |
580 | ||
581 | /* Mic/SideTone Mux */ | |
582 | {"Mic Sidetone Mux", "Left PGA", "Left Capture Volume"}, | |
583 | {"Mic Sidetone Mux", "Right PGA", "Right Capture Volume"}, | |
584 | {"Mic Sidetone Mux", "Mic 1", "Mic 1 Volume"}, | |
585 | {"Mic Sidetone Mux", "Mic 2", "Mic 2 Volume"}, | |
586 | ||
587 | /* Capture Left Mux */ | |
588 | {"Capture Left Mux", "PGA", "Left Capture Volume"}, | |
589 | {"Capture Left Mux", "Line or RXP-RXN", "Line Left Mux"}, | |
590 | {"Capture Left Mux", "Line", "LINE1"}, | |
591 | ||
592 | /* Capture Right Mux */ | |
593 | {"Capture Right Mux", "PGA", "Right Capture Volume"}, | |
594 | {"Capture Right Mux", "Line or RXP-RXN", "Line Right Mux"}, | |
4037314a | 595 | {"Capture Right Mux", "Sidetone", "Playback Mixer"}, |
1f53aee0 LG |
596 | |
597 | /* Mono Capture mixer-mux */ | |
598 | {"Capture Right Mixer", "Stereo", "Capture Right Mux"}, | |
877ae707 | 599 | {"Capture Left Mixer", "Stereo", "Capture Left Mux"}, |
1f53aee0 LG |
600 | {"Capture Left Mixer", "Analogue Mix Left", "Capture Left Mux"}, |
601 | {"Capture Left Mixer", "Analogue Mix Left", "Capture Right Mux"}, | |
602 | {"Capture Right Mixer", "Analogue Mix Right", "Capture Left Mux"}, | |
603 | {"Capture Right Mixer", "Analogue Mix Right", "Capture Right Mux"}, | |
604 | {"Capture Left Mixer", "Digital Mono Mix", "Capture Left Mux"}, | |
605 | {"Capture Left Mixer", "Digital Mono Mix", "Capture Right Mux"}, | |
606 | {"Capture Right Mixer", "Digital Mono Mix", "Capture Left Mux"}, | |
607 | {"Capture Right Mixer", "Digital Mono Mix", "Capture Right Mux"}, | |
608 | ||
609 | /* ADC */ | |
610 | {"Left ADC", NULL, "Capture Left Mixer"}, | |
611 | {"Right ADC", NULL, "Capture Right Mixer"}, | |
612 | ||
613 | /* Left Capture Volume */ | |
614 | {"Left Capture Volume", NULL, "ACIN"}, | |
615 | ||
616 | /* Right Capture Volume */ | |
617 | {"Right Capture Volume", NULL, "Mic 2 Volume"}, | |
618 | ||
619 | /* ALC Mixer */ | |
620 | {"ALC Mixer", "Line Capture Switch", "Line Mixer"}, | |
621 | {"ALC Mixer", "Mic2 Capture Switch", "Mic 2 Volume"}, | |
622 | {"ALC Mixer", "Mic1 Capture Switch", "Mic 1 Volume"}, | |
623 | {"ALC Mixer", "Rx Capture Switch", "Rx Mixer"}, | |
624 | ||
625 | /* Line Left Mux */ | |
626 | {"Line Left Mux", "Line 1", "LINE1"}, | |
627 | {"Line Left Mux", "Rx Mix", "Rx Mixer"}, | |
628 | ||
629 | /* Line Right Mux */ | |
630 | {"Line Right Mux", "Line 2", "LINE2"}, | |
631 | {"Line Right Mux", "Rx Mix", "Rx Mixer"}, | |
632 | ||
633 | /* Line Mono Mux */ | |
634 | {"Line Mono Mux", "Line Mix", "Line Mixer"}, | |
635 | {"Line Mono Mux", "Rx Mix", "Rx Mixer"}, | |
636 | ||
637 | /* Line Mixer/Mux */ | |
638 | {"Line Mixer", "Line 1 + 2", "LINE1"}, | |
639 | {"Line Mixer", "Line 1 - 2", "LINE1"}, | |
640 | {"Line Mixer", "Line 1 + 2", "LINE2"}, | |
641 | {"Line Mixer", "Line 1 - 2", "LINE2"}, | |
642 | {"Line Mixer", "Line 1", "LINE1"}, | |
643 | {"Line Mixer", "Line 2", "LINE2"}, | |
644 | ||
645 | /* Rx Mixer/Mux */ | |
646 | {"Rx Mixer", "RXP - RXN", "RXP"}, | |
647 | {"Rx Mixer", "RXP + RXN", "RXP"}, | |
648 | {"Rx Mixer", "RXP - RXN", "RXN"}, | |
649 | {"Rx Mixer", "RXP + RXN", "RXN"}, | |
650 | {"Rx Mixer", "RXP", "RXP"}, | |
651 | {"Rx Mixer", "RXN", "RXN"}, | |
652 | ||
653 | /* Mic 1 Volume */ | |
654 | {"Mic 1 Volume", NULL, "MIC1N"}, | |
655 | {"Mic 1 Volume", NULL, "Mic Selection Mux"}, | |
656 | ||
657 | /* Mic 2 Volume */ | |
658 | {"Mic 2 Volume", NULL, "MIC2N"}, | |
659 | {"Mic 2 Volume", NULL, "MIC2"}, | |
660 | ||
661 | /* Mic Selector Mux */ | |
662 | {"Mic Selection Mux", "Mic 1", "MIC1"}, | |
663 | {"Mic Selection Mux", "Mic 2", "MIC2N"}, | |
664 | {"Mic Selection Mux", "Mic 3", "MIC2"}, | |
665 | ||
666 | /* ACOP */ | |
667 | {"ACOP", NULL, "ALC Mixer"}, | |
1f53aee0 LG |
668 | }; |
669 | ||
670 | static int wm8753_add_widgets(struct snd_soc_codec *codec) | |
671 | { | |
a65f0568 MB |
672 | snd_soc_dapm_new_controls(codec, wm8753_dapm_widgets, |
673 | ARRAY_SIZE(wm8753_dapm_widgets)); | |
1f53aee0 | 674 | |
a65f0568 | 675 | snd_soc_dapm_add_routes(codec, audio_map, ARRAY_SIZE(audio_map)); |
1f53aee0 | 676 | |
1f53aee0 LG |
677 | return 0; |
678 | } | |
679 | ||
680 | /* PLL divisors */ | |
681 | struct _pll_div { | |
682 | u32 div2:1; | |
683 | u32 n:4; | |
684 | u32 k:24; | |
685 | }; | |
686 | ||
687 | /* The size in bits of the pll divide multiplied by 10 | |
688 | * to allow rounding later */ | |
689 | #define FIXED_PLL_SIZE ((1 << 22) * 10) | |
690 | ||
691 | static void pll_factors(struct _pll_div *pll_div, unsigned int target, | |
692 | unsigned int source) | |
693 | { | |
694 | u64 Kpart; | |
695 | unsigned int K, Ndiv, Nmod; | |
696 | ||
697 | Ndiv = target / source; | |
698 | if (Ndiv < 6) { | |
699 | source >>= 1; | |
700 | pll_div->div2 = 1; | |
701 | Ndiv = target / source; | |
702 | } else | |
703 | pll_div->div2 = 0; | |
704 | ||
705 | if ((Ndiv < 6) || (Ndiv > 12)) | |
706 | printk(KERN_WARNING | |
449bd54d | 707 | "wm8753: unsupported N = %u\n", Ndiv); |
1f53aee0 LG |
708 | |
709 | pll_div->n = Ndiv; | |
710 | Nmod = target % source; | |
711 | Kpart = FIXED_PLL_SIZE * (long long)Nmod; | |
712 | ||
713 | do_div(Kpart, source); | |
714 | ||
715 | K = Kpart & 0xFFFFFFFF; | |
716 | ||
717 | /* Check if we need to round */ | |
718 | if ((K % 10) >= 5) | |
719 | K += 5; | |
720 | ||
721 | /* Move down to proper range now rounding is done */ | |
722 | K /= 10; | |
723 | ||
724 | pll_div->k = K; | |
725 | } | |
726 | ||
85488037 MB |
727 | static int wm8753_set_dai_pll(struct snd_soc_dai *codec_dai, int pll_id, |
728 | int source, unsigned int freq_in, unsigned int freq_out) | |
1f53aee0 LG |
729 | { |
730 | u16 reg, enable; | |
731 | int offset; | |
732 | struct snd_soc_codec *codec = codec_dai->codec; | |
733 | ||
734 | if (pll_id < WM8753_PLL1 || pll_id > WM8753_PLL2) | |
735 | return -ENODEV; | |
736 | ||
737 | if (pll_id == WM8753_PLL1) { | |
738 | offset = 0; | |
739 | enable = 0x10; | |
740 | reg = wm8753_read_reg_cache(codec, WM8753_CLOCK) & 0xffef; | |
741 | } else { | |
742 | offset = 4; | |
743 | enable = 0x8; | |
744 | reg = wm8753_read_reg_cache(codec, WM8753_CLOCK) & 0xfff7; | |
745 | } | |
746 | ||
747 | if (!freq_in || !freq_out) { | |
748 | /* disable PLL */ | |
749 | wm8753_write(codec, WM8753_PLL1CTL1 + offset, 0x0026); | |
750 | wm8753_write(codec, WM8753_CLOCK, reg); | |
751 | return 0; | |
752 | } else { | |
753 | u16 value = 0; | |
754 | struct _pll_div pll_div; | |
755 | ||
756 | pll_factors(&pll_div, freq_out * 8, freq_in); | |
757 | ||
758 | /* set up N and K PLL divisor ratios */ | |
759 | /* bits 8:5 = PLL_N, bits 3:0 = PLL_K[21:18] */ | |
760 | value = (pll_div.n << 5) + ((pll_div.k & 0x3c0000) >> 18); | |
761 | wm8753_write(codec, WM8753_PLL1CTL2 + offset, value); | |
762 | ||
763 | /* bits 8:0 = PLL_K[17:9] */ | |
764 | value = (pll_div.k & 0x03fe00) >> 9; | |
765 | wm8753_write(codec, WM8753_PLL1CTL3 + offset, value); | |
766 | ||
767 | /* bits 8:0 = PLL_K[8:0] */ | |
768 | value = pll_div.k & 0x0001ff; | |
769 | wm8753_write(codec, WM8753_PLL1CTL4 + offset, value); | |
770 | ||
771 | /* set PLL as input and enable */ | |
772 | wm8753_write(codec, WM8753_PLL1CTL1 + offset, 0x0027 | | |
773 | (pll_div.div2 << 3)); | |
774 | wm8753_write(codec, WM8753_CLOCK, reg | enable); | |
775 | } | |
776 | return 0; | |
777 | } | |
778 | ||
779 | struct _coeff_div { | |
780 | u32 mclk; | |
781 | u32 rate; | |
782 | u8 sr:5; | |
783 | u8 usb:1; | |
784 | }; | |
785 | ||
786 | /* codec hifi mclk (after PLL) clock divider coefficients */ | |
787 | static const struct _coeff_div coeff_div[] = { | |
788 | /* 8k */ | |
789 | {12288000, 8000, 0x6, 0x0}, | |
790 | {11289600, 8000, 0x16, 0x0}, | |
791 | {18432000, 8000, 0x7, 0x0}, | |
792 | {16934400, 8000, 0x17, 0x0}, | |
793 | {12000000, 8000, 0x6, 0x1}, | |
794 | ||
795 | /* 11.025k */ | |
796 | {11289600, 11025, 0x18, 0x0}, | |
797 | {16934400, 11025, 0x19, 0x0}, | |
798 | {12000000, 11025, 0x19, 0x1}, | |
799 | ||
800 | /* 16k */ | |
801 | {12288000, 16000, 0xa, 0x0}, | |
802 | {18432000, 16000, 0xb, 0x0}, | |
803 | {12000000, 16000, 0xa, 0x1}, | |
804 | ||
805 | /* 22.05k */ | |
806 | {11289600, 22050, 0x1a, 0x0}, | |
807 | {16934400, 22050, 0x1b, 0x0}, | |
808 | {12000000, 22050, 0x1b, 0x1}, | |
809 | ||
810 | /* 32k */ | |
811 | {12288000, 32000, 0xc, 0x0}, | |
812 | {18432000, 32000, 0xd, 0x0}, | |
813 | {12000000, 32000, 0xa, 0x1}, | |
814 | ||
815 | /* 44.1k */ | |
816 | {11289600, 44100, 0x10, 0x0}, | |
817 | {16934400, 44100, 0x11, 0x0}, | |
818 | {12000000, 44100, 0x11, 0x1}, | |
819 | ||
820 | /* 48k */ | |
821 | {12288000, 48000, 0x0, 0x0}, | |
822 | {18432000, 48000, 0x1, 0x0}, | |
823 | {12000000, 48000, 0x0, 0x1}, | |
824 | ||
825 | /* 88.2k */ | |
826 | {11289600, 88200, 0x1e, 0x0}, | |
827 | {16934400, 88200, 0x1f, 0x0}, | |
828 | {12000000, 88200, 0x1f, 0x1}, | |
829 | ||
830 | /* 96k */ | |
831 | {12288000, 96000, 0xe, 0x0}, | |
832 | {18432000, 96000, 0xf, 0x0}, | |
833 | {12000000, 96000, 0xe, 0x1}, | |
834 | }; | |
835 | ||
836 | static int get_coeff(int mclk, int rate) | |
837 | { | |
838 | int i; | |
839 | ||
840 | for (i = 0; i < ARRAY_SIZE(coeff_div); i++) { | |
841 | if (coeff_div[i].rate == rate && coeff_div[i].mclk == mclk) | |
842 | return i; | |
843 | } | |
844 | return -EINVAL; | |
845 | } | |
846 | ||
847 | /* | |
848 | * Clock after PLL and dividers | |
849 | */ | |
e550e17f | 850 | static int wm8753_set_dai_sysclk(struct snd_soc_dai *codec_dai, |
1f53aee0 LG |
851 | int clk_id, unsigned int freq, int dir) |
852 | { | |
853 | struct snd_soc_codec *codec = codec_dai->codec; | |
b2c812e2 | 854 | struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec); |
1f53aee0 LG |
855 | |
856 | switch (freq) { | |
857 | case 11289600: | |
858 | case 12000000: | |
859 | case 12288000: | |
860 | case 16934400: | |
861 | case 18432000: | |
862 | if (clk_id == WM8753_MCLK) { | |
863 | wm8753->sysclk = freq; | |
864 | return 0; | |
865 | } else if (clk_id == WM8753_PCMCLK) { | |
866 | wm8753->pcmclk = freq; | |
867 | return 0; | |
868 | } | |
869 | break; | |
870 | } | |
871 | return -EINVAL; | |
872 | } | |
873 | ||
874 | /* | |
875 | * Set's ADC and Voice DAC format. | |
876 | */ | |
e550e17f | 877 | static int wm8753_vdac_adc_set_dai_fmt(struct snd_soc_dai *codec_dai, |
1f53aee0 LG |
878 | unsigned int fmt) |
879 | { | |
880 | struct snd_soc_codec *codec = codec_dai->codec; | |
881 | u16 voice = wm8753_read_reg_cache(codec, WM8753_PCM) & 0x01ec; | |
882 | ||
883 | /* interface format */ | |
884 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { | |
885 | case SND_SOC_DAIFMT_I2S: | |
886 | voice |= 0x0002; | |
887 | break; | |
888 | case SND_SOC_DAIFMT_RIGHT_J: | |
889 | break; | |
890 | case SND_SOC_DAIFMT_LEFT_J: | |
891 | voice |= 0x0001; | |
892 | break; | |
893 | case SND_SOC_DAIFMT_DSP_A: | |
894 | voice |= 0x0003; | |
895 | break; | |
896 | case SND_SOC_DAIFMT_DSP_B: | |
897 | voice |= 0x0013; | |
898 | break; | |
899 | default: | |
900 | return -EINVAL; | |
901 | } | |
902 | ||
903 | wm8753_write(codec, WM8753_PCM, voice); | |
904 | return 0; | |
905 | } | |
906 | ||
907 | /* | |
908 | * Set PCM DAI bit size and sample rate. | |
909 | */ | |
910 | static int wm8753_pcm_hw_params(struct snd_pcm_substream *substream, | |
dee89c4d MB |
911 | struct snd_pcm_hw_params *params, |
912 | struct snd_soc_dai *dai) | |
1f53aee0 LG |
913 | { |
914 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
915 | struct snd_soc_device *socdev = rtd->socdev; | |
6627a653 | 916 | struct snd_soc_codec *codec = socdev->card->codec; |
b2c812e2 | 917 | struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec); |
1f53aee0 LG |
918 | u16 voice = wm8753_read_reg_cache(codec, WM8753_PCM) & 0x01f3; |
919 | u16 srate = wm8753_read_reg_cache(codec, WM8753_SRATE1) & 0x017f; | |
920 | ||
921 | /* bit size */ | |
922 | switch (params_format(params)) { | |
923 | case SNDRV_PCM_FORMAT_S16_LE: | |
924 | break; | |
925 | case SNDRV_PCM_FORMAT_S20_3LE: | |
926 | voice |= 0x0004; | |
927 | break; | |
928 | case SNDRV_PCM_FORMAT_S24_LE: | |
929 | voice |= 0x0008; | |
930 | break; | |
931 | case SNDRV_PCM_FORMAT_S32_LE: | |
932 | voice |= 0x000c; | |
933 | break; | |
934 | } | |
935 | ||
936 | /* sample rate */ | |
937 | if (params_rate(params) * 384 == wm8753->pcmclk) | |
938 | srate |= 0x80; | |
939 | wm8753_write(codec, WM8753_SRATE1, srate); | |
940 | ||
941 | wm8753_write(codec, WM8753_PCM, voice); | |
942 | return 0; | |
943 | } | |
944 | ||
945 | /* | |
946 | * Set's PCM dai fmt and BCLK. | |
947 | */ | |
e550e17f | 948 | static int wm8753_pcm_set_dai_fmt(struct snd_soc_dai *codec_dai, |
1f53aee0 LG |
949 | unsigned int fmt) |
950 | { | |
951 | struct snd_soc_codec *codec = codec_dai->codec; | |
952 | u16 voice, ioctl; | |
953 | ||
954 | voice = wm8753_read_reg_cache(codec, WM8753_PCM) & 0x011f; | |
955 | ioctl = wm8753_read_reg_cache(codec, WM8753_IOCTL) & 0x015d; | |
956 | ||
957 | /* set master/slave audio interface */ | |
958 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { | |
959 | case SND_SOC_DAIFMT_CBS_CFS: | |
960 | break; | |
961 | case SND_SOC_DAIFMT_CBM_CFM: | |
962 | ioctl |= 0x2; | |
963 | case SND_SOC_DAIFMT_CBM_CFS: | |
964 | voice |= 0x0040; | |
965 | break; | |
966 | default: | |
967 | return -EINVAL; | |
968 | } | |
969 | ||
970 | /* clock inversion */ | |
971 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { | |
972 | case SND_SOC_DAIFMT_DSP_A: | |
973 | case SND_SOC_DAIFMT_DSP_B: | |
974 | /* frame inversion not valid for DSP modes */ | |
975 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { | |
976 | case SND_SOC_DAIFMT_NB_NF: | |
977 | break; | |
978 | case SND_SOC_DAIFMT_IB_NF: | |
979 | voice |= 0x0080; | |
980 | break; | |
981 | default: | |
982 | return -EINVAL; | |
983 | } | |
984 | break; | |
985 | case SND_SOC_DAIFMT_I2S: | |
986 | case SND_SOC_DAIFMT_RIGHT_J: | |
987 | case SND_SOC_DAIFMT_LEFT_J: | |
988 | voice &= ~0x0010; | |
989 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { | |
990 | case SND_SOC_DAIFMT_NB_NF: | |
991 | break; | |
992 | case SND_SOC_DAIFMT_IB_IF: | |
993 | voice |= 0x0090; | |
994 | break; | |
995 | case SND_SOC_DAIFMT_IB_NF: | |
996 | voice |= 0x0080; | |
997 | break; | |
998 | case SND_SOC_DAIFMT_NB_IF: | |
999 | voice |= 0x0010; | |
1000 | break; | |
1001 | default: | |
1002 | return -EINVAL; | |
1003 | } | |
1004 | break; | |
1005 | default: | |
1006 | return -EINVAL; | |
1007 | } | |
1008 | ||
1009 | wm8753_write(codec, WM8753_PCM, voice); | |
1010 | wm8753_write(codec, WM8753_IOCTL, ioctl); | |
1011 | return 0; | |
1012 | } | |
1013 | ||
e550e17f | 1014 | static int wm8753_set_dai_clkdiv(struct snd_soc_dai *codec_dai, |
1f53aee0 LG |
1015 | int div_id, int div) |
1016 | { | |
1017 | struct snd_soc_codec *codec = codec_dai->codec; | |
1018 | u16 reg; | |
1019 | ||
1020 | switch (div_id) { | |
1021 | case WM8753_PCMDIV: | |
1022 | reg = wm8753_read_reg_cache(codec, WM8753_CLOCK) & 0x003f; | |
1023 | wm8753_write(codec, WM8753_CLOCK, reg | div); | |
1024 | break; | |
1025 | case WM8753_BCLKDIV: | |
1026 | reg = wm8753_read_reg_cache(codec, WM8753_SRATE2) & 0x01c7; | |
1027 | wm8753_write(codec, WM8753_SRATE2, reg | div); | |
1028 | break; | |
1029 | case WM8753_VXCLKDIV: | |
1030 | reg = wm8753_read_reg_cache(codec, WM8753_SRATE2) & 0x003f; | |
1031 | wm8753_write(codec, WM8753_SRATE2, reg | div); | |
1032 | break; | |
1033 | default: | |
1034 | return -EINVAL; | |
1035 | } | |
1036 | return 0; | |
1037 | } | |
1038 | ||
1039 | /* | |
1040 | * Set's HiFi DAC format. | |
1041 | */ | |
e550e17f | 1042 | static int wm8753_hdac_set_dai_fmt(struct snd_soc_dai *codec_dai, |
1f53aee0 LG |
1043 | unsigned int fmt) |
1044 | { | |
1045 | struct snd_soc_codec *codec = codec_dai->codec; | |
1046 | u16 hifi = wm8753_read_reg_cache(codec, WM8753_HIFI) & 0x01e0; | |
1047 | ||
1048 | /* interface format */ | |
1049 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { | |
1050 | case SND_SOC_DAIFMT_I2S: | |
1051 | hifi |= 0x0002; | |
1052 | break; | |
1053 | case SND_SOC_DAIFMT_RIGHT_J: | |
1054 | break; | |
1055 | case SND_SOC_DAIFMT_LEFT_J: | |
1056 | hifi |= 0x0001; | |
1057 | break; | |
1058 | case SND_SOC_DAIFMT_DSP_A: | |
1059 | hifi |= 0x0003; | |
1060 | break; | |
1061 | case SND_SOC_DAIFMT_DSP_B: | |
1062 | hifi |= 0x0013; | |
1063 | break; | |
1064 | default: | |
1065 | return -EINVAL; | |
1066 | } | |
1067 | ||
1068 | wm8753_write(codec, WM8753_HIFI, hifi); | |
1069 | return 0; | |
1070 | } | |
1071 | ||
1072 | /* | |
1073 | * Set's I2S DAI format. | |
1074 | */ | |
e550e17f | 1075 | static int wm8753_i2s_set_dai_fmt(struct snd_soc_dai *codec_dai, |
1f53aee0 LG |
1076 | unsigned int fmt) |
1077 | { | |
1078 | struct snd_soc_codec *codec = codec_dai->codec; | |
1079 | u16 ioctl, hifi; | |
1080 | ||
1081 | hifi = wm8753_read_reg_cache(codec, WM8753_HIFI) & 0x011f; | |
1082 | ioctl = wm8753_read_reg_cache(codec, WM8753_IOCTL) & 0x00ae; | |
1083 | ||
1084 | /* set master/slave audio interface */ | |
1085 | switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { | |
1086 | case SND_SOC_DAIFMT_CBS_CFS: | |
1087 | break; | |
1088 | case SND_SOC_DAIFMT_CBM_CFM: | |
1089 | ioctl |= 0x1; | |
1090 | case SND_SOC_DAIFMT_CBM_CFS: | |
1091 | hifi |= 0x0040; | |
1092 | break; | |
1093 | default: | |
1094 | return -EINVAL; | |
1095 | } | |
1096 | ||
1097 | /* clock inversion */ | |
1098 | switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { | |
1099 | case SND_SOC_DAIFMT_DSP_A: | |
1100 | case SND_SOC_DAIFMT_DSP_B: | |
1101 | /* frame inversion not valid for DSP modes */ | |
1102 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { | |
1103 | case SND_SOC_DAIFMT_NB_NF: | |
1104 | break; | |
1105 | case SND_SOC_DAIFMT_IB_NF: | |
1106 | hifi |= 0x0080; | |
1107 | break; | |
1108 | default: | |
1109 | return -EINVAL; | |
1110 | } | |
1111 | break; | |
1112 | case SND_SOC_DAIFMT_I2S: | |
1113 | case SND_SOC_DAIFMT_RIGHT_J: | |
1114 | case SND_SOC_DAIFMT_LEFT_J: | |
1115 | hifi &= ~0x0010; | |
1116 | switch (fmt & SND_SOC_DAIFMT_INV_MASK) { | |
1117 | case SND_SOC_DAIFMT_NB_NF: | |
1118 | break; | |
1119 | case SND_SOC_DAIFMT_IB_IF: | |
1120 | hifi |= 0x0090; | |
1121 | break; | |
1122 | case SND_SOC_DAIFMT_IB_NF: | |
1123 | hifi |= 0x0080; | |
1124 | break; | |
1125 | case SND_SOC_DAIFMT_NB_IF: | |
1126 | hifi |= 0x0010; | |
1127 | break; | |
1128 | default: | |
1129 | return -EINVAL; | |
1130 | } | |
1131 | break; | |
1132 | default: | |
1133 | return -EINVAL; | |
1134 | } | |
1135 | ||
1136 | wm8753_write(codec, WM8753_HIFI, hifi); | |
1137 | wm8753_write(codec, WM8753_IOCTL, ioctl); | |
1138 | return 0; | |
1139 | } | |
1140 | ||
1141 | /* | |
1142 | * Set PCM DAI bit size and sample rate. | |
1143 | */ | |
1144 | static int wm8753_i2s_hw_params(struct snd_pcm_substream *substream, | |
dee89c4d MB |
1145 | struct snd_pcm_hw_params *params, |
1146 | struct snd_soc_dai *dai) | |
1f53aee0 LG |
1147 | { |
1148 | struct snd_soc_pcm_runtime *rtd = substream->private_data; | |
1149 | struct snd_soc_device *socdev = rtd->socdev; | |
6627a653 | 1150 | struct snd_soc_codec *codec = socdev->card->codec; |
b2c812e2 | 1151 | struct wm8753_priv *wm8753 = snd_soc_codec_get_drvdata(codec); |
1f53aee0 LG |
1152 | u16 srate = wm8753_read_reg_cache(codec, WM8753_SRATE1) & 0x01c0; |
1153 | u16 hifi = wm8753_read_reg_cache(codec, WM8753_HIFI) & 0x01f3; | |
1154 | int coeff; | |
1155 | ||
1156 | /* is digital filter coefficient valid ? */ | |
1157 | coeff = get_coeff(wm8753->sysclk, params_rate(params)); | |
1158 | if (coeff < 0) { | |
1159 | printk(KERN_ERR "wm8753 invalid MCLK or rate\n"); | |
1160 | return coeff; | |
1161 | } | |
1162 | wm8753_write(codec, WM8753_SRATE1, srate | (coeff_div[coeff].sr << 1) | | |
1163 | coeff_div[coeff].usb); | |
1164 | ||
1165 | /* bit size */ | |
1166 | switch (params_format(params)) { | |
1167 | case SNDRV_PCM_FORMAT_S16_LE: | |
1168 | break; | |
1169 | case SNDRV_PCM_FORMAT_S20_3LE: | |
1170 | hifi |= 0x0004; | |
1171 | break; | |
1172 | case SNDRV_PCM_FORMAT_S24_LE: | |
1173 | hifi |= 0x0008; | |
1174 | break; | |
1175 | case SNDRV_PCM_FORMAT_S32_LE: | |
1176 | hifi |= 0x000c; | |
1177 | break; | |
1178 | } | |
1179 | ||
1180 | wm8753_write(codec, WM8753_HIFI, hifi); | |
1181 | return 0; | |
1182 | } | |
1183 | ||
e550e17f | 1184 | static int wm8753_mode1v_set_dai_fmt(struct snd_soc_dai *codec_dai, |
1f53aee0 LG |
1185 | unsigned int fmt) |
1186 | { | |
1187 | struct snd_soc_codec *codec = codec_dai->codec; | |
1188 | u16 clock; | |
1189 | ||
1190 | /* set clk source as pcmclk */ | |
1191 | clock = wm8753_read_reg_cache(codec, WM8753_CLOCK) & 0xfffb; | |
1192 | wm8753_write(codec, WM8753_CLOCK, clock); | |
1193 | ||
1194 | if (wm8753_vdac_adc_set_dai_fmt(codec_dai, fmt) < 0) | |
1195 | return -EINVAL; | |
1196 | return wm8753_pcm_set_dai_fmt(codec_dai, fmt); | |
1197 | } | |
1198 | ||
e550e17f | 1199 | static int wm8753_mode1h_set_dai_fmt(struct snd_soc_dai *codec_dai, |
1f53aee0 LG |
1200 | unsigned int fmt) |
1201 | { | |
1202 | if (wm8753_hdac_set_dai_fmt(codec_dai, fmt) < 0) | |
1203 | return -EINVAL; | |
1204 | return wm8753_i2s_set_dai_fmt(codec_dai, fmt); | |
1205 | } | |
1206 | ||
e550e17f | 1207 | static int wm8753_mode2_set_dai_fmt(struct snd_soc_dai *codec_dai, |
1f53aee0 LG |
1208 | unsigned int fmt) |
1209 | { | |
1210 | struct snd_soc_codec *codec = codec_dai->codec; | |
1211 | u16 clock; | |
1212 | ||
1213 | /* set clk source as pcmclk */ | |
1214 | clock = wm8753_read_reg_cache(codec, WM8753_CLOCK) & 0xfffb; | |
1215 | wm8753_write(codec, WM8753_CLOCK, clock); | |
1216 | ||
1217 | if (wm8753_vdac_adc_set_dai_fmt(codec_dai, fmt) < 0) | |
1218 | return -EINVAL; | |
1219 | return wm8753_i2s_set_dai_fmt(codec_dai, fmt); | |
1220 | } | |
1221 | ||
e550e17f | 1222 | static int wm8753_mode3_4_set_dai_fmt(struct snd_soc_dai *codec_dai, |
1f53aee0 LG |
1223 | unsigned int fmt) |
1224 | { | |
1225 | struct snd_soc_codec *codec = codec_dai->codec; | |
1226 | u16 clock; | |
1227 | ||
1228 | /* set clk source as mclk */ | |
1229 | clock = wm8753_read_reg_cache(codec, WM8753_CLOCK) & 0xfffb; | |
1230 | wm8753_write(codec, WM8753_CLOCK, clock | 0x4); | |
1231 | ||
1232 | if (wm8753_hdac_set_dai_fmt(codec_dai, fmt) < 0) | |
1233 | return -EINVAL; | |
1234 | if (wm8753_vdac_adc_set_dai_fmt(codec_dai, fmt) < 0) | |
1235 | return -EINVAL; | |
1236 | return wm8753_i2s_set_dai_fmt(codec_dai, fmt); | |
1237 | } | |
1238 | ||
e550e17f | 1239 | static int wm8753_mute(struct snd_soc_dai *dai, int mute) |
1f53aee0 LG |
1240 | { |
1241 | struct snd_soc_codec *codec = dai->codec; | |
1242 | u16 mute_reg = wm8753_read_reg_cache(codec, WM8753_DAC) & 0xfff7; | |
1243 | ||
1244 | /* the digital mute covers the HiFi and Voice DAC's on the WM8753. | |
1245 | * make sure we check if they are not both active when we mute */ | |
1246 | if (mute && dai->id == 1) { | |
1247 | if (!wm8753_dai[WM8753_DAI_VOICE].playback.active || | |
1248 | !wm8753_dai[WM8753_DAI_HIFI].playback.active) | |
1249 | wm8753_write(codec, WM8753_DAC, mute_reg | 0x8); | |
1250 | } else { | |
1251 | if (mute) | |
1252 | wm8753_write(codec, WM8753_DAC, mute_reg | 0x8); | |
1253 | else | |
1254 | wm8753_write(codec, WM8753_DAC, mute_reg); | |
1255 | } | |
1256 | ||
1257 | return 0; | |
1258 | } | |
1259 | ||
0be9898a MB |
1260 | static int wm8753_set_bias_level(struct snd_soc_codec *codec, |
1261 | enum snd_soc_bias_level level) | |
1f53aee0 LG |
1262 | { |
1263 | u16 pwr_reg = wm8753_read_reg_cache(codec, WM8753_PWR1) & 0xfe3e; | |
1264 | ||
0be9898a MB |
1265 | switch (level) { |
1266 | case SND_SOC_BIAS_ON: | |
1f53aee0 LG |
1267 | /* set vmid to 50k and unmute dac */ |
1268 | wm8753_write(codec, WM8753_PWR1, pwr_reg | 0x00c0); | |
1269 | break; | |
0be9898a | 1270 | case SND_SOC_BIAS_PREPARE: |
1f53aee0 LG |
1271 | /* set vmid to 5k for quick power up */ |
1272 | wm8753_write(codec, WM8753_PWR1, pwr_reg | 0x01c1); | |
1273 | break; | |
0be9898a | 1274 | case SND_SOC_BIAS_STANDBY: |
1f53aee0 LG |
1275 | /* mute dac and set vmid to 500k, enable VREF */ |
1276 | wm8753_write(codec, WM8753_PWR1, pwr_reg | 0x0141); | |
1277 | break; | |
0be9898a | 1278 | case SND_SOC_BIAS_OFF: |
1f53aee0 LG |
1279 | wm8753_write(codec, WM8753_PWR1, 0x0001); |
1280 | break; | |
1281 | } | |
0be9898a | 1282 | codec->bias_level = level; |
1f53aee0 LG |
1283 | return 0; |
1284 | } | |
1285 | ||
1286 | #define WM8753_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 |\ | |
60fc684a MB |
1287 | SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 |\ |
1288 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |\ | |
1289 | SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000) | |
1f53aee0 LG |
1290 | |
1291 | #define WM8753_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ | |
1292 | SNDRV_PCM_FMTBIT_S24_LE) | |
1293 | ||
1294 | /* | |
1295 | * The WM8753 supports upto 4 different and mutually exclusive DAI | |
1296 | * configurations. This gives 2 PCM's available for use, hifi and voice. | |
1297 | * NOTE: The Voice PCM cannot play or capture audio to the CPU as it's DAI | |
1298 | * is connected between the wm8753 and a BT codec or GSM modem. | |
1299 | * | |
1300 | * 1. Voice over PCM DAI - HIFI DAC over HIFI DAI | |
1301 | * 2. Voice over HIFI DAI - HIFI disabled | |
1302 | * 3. Voice disabled - HIFI over HIFI | |
1303 | * 4. Voice disabled - HIFI over HIFI, uses voice DAI LRC for capture | |
1304 | */ | |
6335d055 EM |
1305 | static struct snd_soc_dai_ops wm8753_dai_ops_hifi_mode1 = { |
1306 | .hw_params = wm8753_i2s_hw_params, | |
1307 | .digital_mute = wm8753_mute, | |
1308 | .set_fmt = wm8753_mode1h_set_dai_fmt, | |
1309 | .set_clkdiv = wm8753_set_dai_clkdiv, | |
1310 | .set_pll = wm8753_set_dai_pll, | |
1311 | .set_sysclk = wm8753_set_dai_sysclk, | |
1312 | }; | |
1313 | ||
1314 | static struct snd_soc_dai_ops wm8753_dai_ops_voice_mode1 = { | |
1315 | .hw_params = wm8753_pcm_hw_params, | |
1316 | .digital_mute = wm8753_mute, | |
1317 | .set_fmt = wm8753_mode1v_set_dai_fmt, | |
1318 | .set_clkdiv = wm8753_set_dai_clkdiv, | |
1319 | .set_pll = wm8753_set_dai_pll, | |
1320 | .set_sysclk = wm8753_set_dai_sysclk, | |
1321 | }; | |
1322 | ||
1323 | static struct snd_soc_dai_ops wm8753_dai_ops_voice_mode2 = { | |
1324 | .hw_params = wm8753_pcm_hw_params, | |
1325 | .digital_mute = wm8753_mute, | |
1326 | .set_fmt = wm8753_mode2_set_dai_fmt, | |
1327 | .set_clkdiv = wm8753_set_dai_clkdiv, | |
1328 | .set_pll = wm8753_set_dai_pll, | |
1329 | .set_sysclk = wm8753_set_dai_sysclk, | |
1330 | }; | |
1331 | ||
1332 | static struct snd_soc_dai_ops wm8753_dai_ops_hifi_mode3 = { | |
1333 | .hw_params = wm8753_i2s_hw_params, | |
1334 | .digital_mute = wm8753_mute, | |
1335 | .set_fmt = wm8753_mode3_4_set_dai_fmt, | |
1336 | .set_clkdiv = wm8753_set_dai_clkdiv, | |
1337 | .set_pll = wm8753_set_dai_pll, | |
1338 | .set_sysclk = wm8753_set_dai_sysclk, | |
1339 | }; | |
1340 | ||
1341 | static struct snd_soc_dai_ops wm8753_dai_ops_hifi_mode4 = { | |
1342 | .hw_params = wm8753_i2s_hw_params, | |
1343 | .digital_mute = wm8753_mute, | |
1344 | .set_fmt = wm8753_mode3_4_set_dai_fmt, | |
1345 | .set_clkdiv = wm8753_set_dai_clkdiv, | |
1346 | .set_pll = wm8753_set_dai_pll, | |
1347 | .set_sysclk = wm8753_set_dai_sysclk, | |
1348 | }; | |
1349 | ||
e550e17f | 1350 | static const struct snd_soc_dai wm8753_all_dai[] = { |
1f53aee0 LG |
1351 | /* DAI HiFi mode 1 */ |
1352 | { .name = "WM8753 HiFi", | |
1353 | .id = 1, | |
1354 | .playback = { | |
1355 | .stream_name = "HiFi Playback", | |
1356 | .channels_min = 1, | |
1357 | .channels_max = 2, | |
1358 | .rates = WM8753_RATES, | |
dee89c4d | 1359 | .formats = WM8753_FORMATS}, |
1f53aee0 LG |
1360 | .capture = { /* dummy for fast DAI switching */ |
1361 | .stream_name = "Capture", | |
1362 | .channels_min = 1, | |
1363 | .channels_max = 2, | |
1364 | .rates = WM8753_RATES, | |
dee89c4d | 1365 | .formats = WM8753_FORMATS}, |
6335d055 | 1366 | .ops = &wm8753_dai_ops_hifi_mode1, |
1f53aee0 LG |
1367 | }, |
1368 | /* DAI Voice mode 1 */ | |
1369 | { .name = "WM8753 Voice", | |
1370 | .id = 1, | |
1371 | .playback = { | |
1372 | .stream_name = "Voice Playback", | |
1373 | .channels_min = 1, | |
1374 | .channels_max = 1, | |
1375 | .rates = WM8753_RATES, | |
1376 | .formats = WM8753_FORMATS,}, | |
1377 | .capture = { | |
1378 | .stream_name = "Capture", | |
1379 | .channels_min = 1, | |
1380 | .channels_max = 2, | |
1381 | .rates = WM8753_RATES, | |
1382 | .formats = WM8753_FORMATS,}, | |
6335d055 | 1383 | .ops = &wm8753_dai_ops_voice_mode1, |
1f53aee0 LG |
1384 | }, |
1385 | /* DAI HiFi mode 2 - dummy */ | |
1386 | { .name = "WM8753 HiFi", | |
1387 | .id = 2, | |
1388 | }, | |
1389 | /* DAI Voice mode 2 */ | |
1390 | { .name = "WM8753 Voice", | |
1391 | .id = 2, | |
1392 | .playback = { | |
1393 | .stream_name = "Voice Playback", | |
1394 | .channels_min = 1, | |
1395 | .channels_max = 1, | |
1396 | .rates = WM8753_RATES, | |
1397 | .formats = WM8753_FORMATS,}, | |
1398 | .capture = { | |
1399 | .stream_name = "Capture", | |
1400 | .channels_min = 1, | |
1401 | .channels_max = 2, | |
1402 | .rates = WM8753_RATES, | |
1403 | .formats = WM8753_FORMATS,}, | |
6335d055 | 1404 | .ops = &wm8753_dai_ops_voice_mode2, |
1f53aee0 LG |
1405 | }, |
1406 | /* DAI HiFi mode 3 */ | |
1407 | { .name = "WM8753 HiFi", | |
1408 | .id = 3, | |
1409 | .playback = { | |
1410 | .stream_name = "HiFi Playback", | |
1411 | .channels_min = 1, | |
1412 | .channels_max = 2, | |
1413 | .rates = WM8753_RATES, | |
1414 | .formats = WM8753_FORMATS,}, | |
1415 | .capture = { | |
1416 | .stream_name = "Capture", | |
1417 | .channels_min = 1, | |
1418 | .channels_max = 2, | |
1419 | .rates = WM8753_RATES, | |
1420 | .formats = WM8753_FORMATS,}, | |
6335d055 | 1421 | .ops = &wm8753_dai_ops_hifi_mode3, |
1f53aee0 LG |
1422 | }, |
1423 | /* DAI Voice mode 3 - dummy */ | |
1424 | { .name = "WM8753 Voice", | |
1425 | .id = 3, | |
1426 | }, | |
1427 | /* DAI HiFi mode 4 */ | |
1428 | { .name = "WM8753 HiFi", | |
1429 | .id = 4, | |
1430 | .playback = { | |
1431 | .stream_name = "HiFi Playback", | |
1432 | .channels_min = 1, | |
1433 | .channels_max = 2, | |
1434 | .rates = WM8753_RATES, | |
1435 | .formats = WM8753_FORMATS,}, | |
1436 | .capture = { | |
1437 | .stream_name = "Capture", | |
1438 | .channels_min = 1, | |
1439 | .channels_max = 2, | |
1440 | .rates = WM8753_RATES, | |
1441 | .formats = WM8753_FORMATS,}, | |
6335d055 | 1442 | .ops = &wm8753_dai_ops_hifi_mode4, |
1f53aee0 LG |
1443 | }, |
1444 | /* DAI Voice mode 4 - dummy */ | |
1445 | { .name = "WM8753 Voice", | |
1446 | .id = 4, | |
1447 | }, | |
1448 | }; | |
1449 | ||
9e70c1f0 MB |
1450 | struct snd_soc_dai wm8753_dai[] = { |
1451 | { | |
1452 | .name = "WM8753 DAI 0", | |
1453 | }, | |
1454 | { | |
1455 | .name = "WM8753 DAI 1", | |
1456 | }, | |
1457 | }; | |
1f53aee0 LG |
1458 | EXPORT_SYMBOL_GPL(wm8753_dai); |
1459 | ||
1460 | static void wm8753_set_dai_mode(struct snd_soc_codec *codec, unsigned int mode) | |
1461 | { | |
1462 | if (mode < 4) { | |
1463 | int playback_active, capture_active, codec_active, pop_wait; | |
1464 | void *private_data; | |
31b59cf9 | 1465 | struct list_head list; |
1f53aee0 LG |
1466 | |
1467 | playback_active = wm8753_dai[0].playback.active; | |
1468 | capture_active = wm8753_dai[0].capture.active; | |
1469 | codec_active = wm8753_dai[0].active; | |
1470 | private_data = wm8753_dai[0].private_data; | |
1471 | pop_wait = wm8753_dai[0].pop_wait; | |
31b59cf9 | 1472 | list = wm8753_dai[0].list; |
1f53aee0 LG |
1473 | wm8753_dai[0] = wm8753_all_dai[mode << 1]; |
1474 | wm8753_dai[0].playback.active = playback_active; | |
1475 | wm8753_dai[0].capture.active = capture_active; | |
1476 | wm8753_dai[0].active = codec_active; | |
1477 | wm8753_dai[0].private_data = private_data; | |
1478 | wm8753_dai[0].pop_wait = pop_wait; | |
31b59cf9 | 1479 | wm8753_dai[0].list = list; |
1f53aee0 LG |
1480 | |
1481 | playback_active = wm8753_dai[1].playback.active; | |
1482 | capture_active = wm8753_dai[1].capture.active; | |
1483 | codec_active = wm8753_dai[1].active; | |
1484 | private_data = wm8753_dai[1].private_data; | |
1485 | pop_wait = wm8753_dai[1].pop_wait; | |
31b59cf9 | 1486 | list = wm8753_dai[1].list; |
1f53aee0 LG |
1487 | wm8753_dai[1] = wm8753_all_dai[(mode << 1) + 1]; |
1488 | wm8753_dai[1].playback.active = playback_active; | |
1489 | wm8753_dai[1].capture.active = capture_active; | |
1490 | wm8753_dai[1].active = codec_active; | |
1491 | wm8753_dai[1].private_data = private_data; | |
1492 | wm8753_dai[1].pop_wait = pop_wait; | |
31b59cf9 | 1493 | wm8753_dai[1].list = list; |
1f53aee0 LG |
1494 | } |
1495 | wm8753_dai[0].codec = codec; | |
1496 | wm8753_dai[1].codec = codec; | |
1497 | } | |
1498 | ||
1499 | static void wm8753_work(struct work_struct *work) | |
1500 | { | |
1501 | struct snd_soc_codec *codec = | |
1502 | container_of(work, struct snd_soc_codec, delayed_work.work); | |
0be9898a | 1503 | wm8753_set_bias_level(codec, codec->bias_level); |
1f53aee0 LG |
1504 | } |
1505 | ||
1506 | static int wm8753_suspend(struct platform_device *pdev, pm_message_t state) | |
1507 | { | |
1508 | struct snd_soc_device *socdev = platform_get_drvdata(pdev); | |
6627a653 | 1509 | struct snd_soc_codec *codec = socdev->card->codec; |
1f53aee0 | 1510 | |
0be9898a | 1511 | wm8753_set_bias_level(codec, SND_SOC_BIAS_OFF); |
1f53aee0 LG |
1512 | return 0; |
1513 | } | |
1514 | ||
1515 | static int wm8753_resume(struct platform_device *pdev) | |
1516 | { | |
1517 | struct snd_soc_device *socdev = platform_get_drvdata(pdev); | |
6627a653 | 1518 | struct snd_soc_codec *codec = socdev->card->codec; |
1f53aee0 LG |
1519 | int i; |
1520 | u8 data[2]; | |
1521 | u16 *cache = codec->reg_cache; | |
1522 | ||
1f53aee0 LG |
1523 | /* Sync reg_cache with the hardware */ |
1524 | for (i = 0; i < ARRAY_SIZE(wm8753_reg); i++) { | |
1525 | if (i + 1 == WM8753_RESET) | |
1526 | continue; | |
e611bd82 MB |
1527 | |
1528 | /* No point in writing hardware default values back */ | |
1529 | if (cache[i] == wm8753_reg[i]) | |
1530 | continue; | |
1531 | ||
1f53aee0 LG |
1532 | data[0] = ((i + 1) << 1) | ((cache[i] >> 8) & 0x0001); |
1533 | data[1] = cache[i] & 0x00ff; | |
1534 | codec->hw_write(codec->control_data, data, 2); | |
1535 | } | |
1536 | ||
0be9898a | 1537 | wm8753_set_bias_level(codec, SND_SOC_BIAS_STANDBY); |
1f53aee0 LG |
1538 | |
1539 | /* charge wm8753 caps */ | |
0be9898a MB |
1540 | if (codec->suspend_bias_level == SND_SOC_BIAS_ON) { |
1541 | wm8753_set_bias_level(codec, SND_SOC_BIAS_PREPARE); | |
1542 | codec->bias_level = SND_SOC_BIAS_ON; | |
1f53aee0 LG |
1543 | schedule_delayed_work(&codec->delayed_work, |
1544 | msecs_to_jiffies(caps_charge)); | |
1545 | } | |
1546 | ||
1547 | return 0; | |
1548 | } | |
1549 | ||
c2bac160 MB |
1550 | static struct snd_soc_codec *wm8753_codec; |
1551 | ||
1552 | static int wm8753_probe(struct platform_device *pdev) | |
1f53aee0 | 1553 | { |
c2bac160 MB |
1554 | struct snd_soc_device *socdev = platform_get_drvdata(pdev); |
1555 | struct snd_soc_codec *codec; | |
1556 | int ret = 0; | |
1f53aee0 | 1557 | |
c2bac160 MB |
1558 | if (!wm8753_codec) { |
1559 | dev_err(&pdev->dev, "WM8753 codec not yet registered\n"); | |
1560 | return -EINVAL; | |
1561 | } | |
1f53aee0 | 1562 | |
c2bac160 MB |
1563 | socdev->card->codec = wm8753_codec; |
1564 | codec = wm8753_codec; | |
1f53aee0 LG |
1565 | |
1566 | wm8753_set_dai_mode(codec, 0); | |
1567 | ||
1f53aee0 LG |
1568 | /* register pcms */ |
1569 | ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1); | |
1570 | if (ret < 0) { | |
1571 | printk(KERN_ERR "wm8753: failed to create pcms\n"); | |
1572 | goto pcm_err; | |
1573 | } | |
1574 | ||
6d564345 TI |
1575 | snd_soc_add_controls(codec, wm8753_snd_controls, |
1576 | ARRAY_SIZE(wm8753_snd_controls)); | |
1f53aee0 | 1577 | wm8753_add_widgets(codec); |
60fc684a | 1578 | |
c2bac160 | 1579 | return 0; |
1f53aee0 | 1580 | |
c2bac160 | 1581 | pcm_err: |
1f53aee0 LG |
1582 | return ret; |
1583 | } | |
1584 | ||
1585 | /* | |
1586 | * This function forces any delayed work to be queued and run. | |
1587 | */ | |
1588 | static int run_delayed_work(struct delayed_work *dwork) | |
1589 | { | |
1590 | int ret; | |
1591 | ||
1592 | /* cancel any work waiting to be queued. */ | |
1593 | ret = cancel_delayed_work(dwork); | |
1594 | ||
1595 | /* if there was any work waiting then we run it now and | |
1596 | * wait for it's completion */ | |
1597 | if (ret) { | |
1598 | schedule_delayed_work(dwork, 0); | |
1599 | flush_scheduled_work(); | |
1600 | } | |
1601 | return ret; | |
1602 | } | |
1603 | ||
1604 | /* power down chip */ | |
1605 | static int wm8753_remove(struct platform_device *pdev) | |
1606 | { | |
1607 | struct snd_soc_device *socdev = platform_get_drvdata(pdev); | |
1f53aee0 | 1608 | |
1f53aee0 LG |
1609 | snd_soc_free_pcms(socdev); |
1610 | snd_soc_dapm_free(socdev); | |
1f53aee0 LG |
1611 | |
1612 | return 0; | |
1613 | } | |
1614 | ||
1615 | struct snd_soc_codec_device soc_codec_dev_wm8753 = { | |
1616 | .probe = wm8753_probe, | |
1617 | .remove = wm8753_remove, | |
1618 | .suspend = wm8753_suspend, | |
1619 | .resume = wm8753_resume, | |
1620 | }; | |
1f53aee0 LG |
1621 | EXPORT_SYMBOL_GPL(soc_codec_dev_wm8753); |
1622 | ||
c2bac160 MB |
1623 | static int wm8753_register(struct wm8753_priv *wm8753) |
1624 | { | |
1625 | int ret, i; | |
1626 | struct snd_soc_codec *codec = &wm8753->codec; | |
1627 | u16 reg; | |
1628 | ||
1629 | if (wm8753_codec) { | |
1630 | dev_err(codec->dev, "Multiple WM8753 devices not supported\n"); | |
1631 | ret = -EINVAL; | |
1632 | goto err; | |
1633 | } | |
1634 | ||
1635 | mutex_init(&codec->mutex); | |
1636 | INIT_LIST_HEAD(&codec->dapm_widgets); | |
1637 | INIT_LIST_HEAD(&codec->dapm_paths); | |
1638 | ||
1639 | codec->name = "WM8753"; | |
1640 | codec->owner = THIS_MODULE; | |
1641 | codec->read = wm8753_read_reg_cache; | |
1642 | codec->write = wm8753_write; | |
1643 | codec->bias_level = SND_SOC_BIAS_STANDBY; | |
1644 | codec->set_bias_level = wm8753_set_bias_level; | |
1645 | codec->dai = wm8753_dai; | |
1646 | codec->num_dai = 2; | |
637a935a | 1647 | codec->reg_cache_size = ARRAY_SIZE(wm8753->reg_cache) + 1; |
c2bac160 | 1648 | codec->reg_cache = &wm8753->reg_cache; |
b2c812e2 | 1649 | snd_soc_codec_set_drvdata(codec, wm8753); |
c2bac160 | 1650 | |
1df892cb | 1651 | memcpy(codec->reg_cache, wm8753_reg, sizeof(wm8753->reg_cache)); |
c2bac160 MB |
1652 | INIT_DELAYED_WORK(&codec->delayed_work, wm8753_work); |
1653 | ||
1654 | ret = wm8753_reset(codec); | |
1655 | if (ret < 0) { | |
1656 | dev_err(codec->dev, "Failed to issue reset\n"); | |
1657 | goto err; | |
1658 | } | |
1659 | ||
1660 | /* charge output caps */ | |
1661 | wm8753_set_bias_level(codec, SND_SOC_BIAS_PREPARE); | |
1662 | schedule_delayed_work(&codec->delayed_work, | |
1663 | msecs_to_jiffies(caps_charge)); | |
1664 | ||
1665 | /* set the update bits */ | |
1666 | reg = wm8753_read_reg_cache(codec, WM8753_LDAC); | |
1667 | wm8753_write(codec, WM8753_LDAC, reg | 0x0100); | |
1668 | reg = wm8753_read_reg_cache(codec, WM8753_RDAC); | |
1669 | wm8753_write(codec, WM8753_RDAC, reg | 0x0100); | |
1670 | reg = wm8753_read_reg_cache(codec, WM8753_LADC); | |
1671 | wm8753_write(codec, WM8753_LADC, reg | 0x0100); | |
1672 | reg = wm8753_read_reg_cache(codec, WM8753_RADC); | |
1673 | wm8753_write(codec, WM8753_RADC, reg | 0x0100); | |
1674 | reg = wm8753_read_reg_cache(codec, WM8753_LOUT1V); | |
1675 | wm8753_write(codec, WM8753_LOUT1V, reg | 0x0100); | |
1676 | reg = wm8753_read_reg_cache(codec, WM8753_ROUT1V); | |
1677 | wm8753_write(codec, WM8753_ROUT1V, reg | 0x0100); | |
1678 | reg = wm8753_read_reg_cache(codec, WM8753_LOUT2V); | |
1679 | wm8753_write(codec, WM8753_LOUT2V, reg | 0x0100); | |
1680 | reg = wm8753_read_reg_cache(codec, WM8753_ROUT2V); | |
1681 | wm8753_write(codec, WM8753_ROUT2V, reg | 0x0100); | |
1682 | reg = wm8753_read_reg_cache(codec, WM8753_LINVOL); | |
1683 | wm8753_write(codec, WM8753_LINVOL, reg | 0x0100); | |
1684 | reg = wm8753_read_reg_cache(codec, WM8753_RINVOL); | |
1685 | wm8753_write(codec, WM8753_RINVOL, reg | 0x0100); | |
1686 | ||
1687 | wm8753_codec = codec; | |
1688 | ||
1689 | for (i = 0; i < ARRAY_SIZE(wm8753_dai); i++) | |
1690 | wm8753_dai[i].dev = codec->dev; | |
1691 | ||
1692 | ret = snd_soc_register_codec(codec); | |
1693 | if (ret != 0) { | |
1694 | dev_err(codec->dev, "Failed to register codec: %d\n", ret); | |
1695 | goto err; | |
1696 | } | |
1697 | ||
1698 | ret = snd_soc_register_dais(&wm8753_dai[0], ARRAY_SIZE(wm8753_dai)); | |
1699 | if (ret != 0) { | |
1700 | dev_err(codec->dev, "Failed to register DAIs: %d\n", ret); | |
1701 | goto err_codec; | |
1702 | } | |
1703 | ||
1704 | return 0; | |
1705 | ||
1706 | err_codec: | |
1707 | run_delayed_work(&codec->delayed_work); | |
1708 | snd_soc_unregister_codec(codec); | |
1709 | err: | |
1710 | kfree(wm8753); | |
1711 | return ret; | |
1712 | } | |
1713 | ||
1714 | static void wm8753_unregister(struct wm8753_priv *wm8753) | |
1715 | { | |
1716 | wm8753_set_bias_level(&wm8753->codec, SND_SOC_BIAS_OFF); | |
1717 | run_delayed_work(&wm8753->codec.delayed_work); | |
1718 | snd_soc_unregister_dais(&wm8753_dai[0], ARRAY_SIZE(wm8753_dai)); | |
1719 | snd_soc_unregister_codec(&wm8753->codec); | |
1720 | kfree(wm8753); | |
1721 | wm8753_codec = NULL; | |
1722 | } | |
1723 | ||
69e169da MB |
1724 | #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) |
1725 | ||
1726 | static int wm8753_i2c_probe(struct i2c_client *i2c, | |
1727 | const struct i2c_device_id *id) | |
1728 | { | |
c2bac160 MB |
1729 | struct snd_soc_codec *codec; |
1730 | struct wm8753_priv *wm8753; | |
69e169da | 1731 | |
c2bac160 MB |
1732 | wm8753 = kzalloc(sizeof(struct wm8753_priv), GFP_KERNEL); |
1733 | if (wm8753 == NULL) | |
1734 | return -ENOMEM; | |
69e169da | 1735 | |
c2bac160 MB |
1736 | codec = &wm8753->codec; |
1737 | codec->hw_write = (hw_write_t)i2c_master_send; | |
1738 | codec->control_data = i2c; | |
1739 | i2c_set_clientdata(i2c, wm8753); | |
69e169da | 1740 | |
c2bac160 MB |
1741 | codec->dev = &i2c->dev; |
1742 | ||
1743 | return wm8753_register(wm8753); | |
69e169da MB |
1744 | } |
1745 | ||
1746 | static int wm8753_i2c_remove(struct i2c_client *client) | |
1747 | { | |
c2bac160 MB |
1748 | struct wm8753_priv *wm8753 = i2c_get_clientdata(client); |
1749 | wm8753_unregister(wm8753); | |
1750 | return 0; | |
69e169da MB |
1751 | } |
1752 | ||
1753 | static const struct i2c_device_id wm8753_i2c_id[] = { | |
1754 | { "wm8753", 0 }, | |
1755 | { } | |
1756 | }; | |
1757 | MODULE_DEVICE_TABLE(i2c, wm8753_i2c_id); | |
1758 | ||
1759 | static struct i2c_driver wm8753_i2c_driver = { | |
1760 | .driver = { | |
c2bac160 | 1761 | .name = "wm8753", |
69e169da MB |
1762 | .owner = THIS_MODULE, |
1763 | }, | |
1764 | .probe = wm8753_i2c_probe, | |
1765 | .remove = wm8753_i2c_remove, | |
1766 | .id_table = wm8753_i2c_id, | |
1767 | }; | |
1768 | #endif | |
1769 | ||
1770 | #if defined(CONFIG_SPI_MASTER) | |
1771 | static int wm8753_spi_write(struct spi_device *spi, const char *data, int len) | |
1772 | { | |
1773 | struct spi_transfer t; | |
1774 | struct spi_message m; | |
1775 | u8 msg[2]; | |
1776 | ||
1777 | if (len <= 0) | |
1778 | return 0; | |
1779 | ||
1780 | msg[0] = data[0]; | |
1781 | msg[1] = data[1]; | |
1782 | ||
1783 | spi_message_init(&m); | |
1784 | memset(&t, 0, (sizeof t)); | |
1785 | ||
1786 | t.tx_buf = &msg[0]; | |
1787 | t.len = len; | |
1788 | ||
1789 | spi_message_add_tail(&t, &m); | |
1790 | spi_sync(spi, &m); | |
1791 | ||
1792 | return len; | |
1793 | } | |
1794 | ||
1795 | static int __devinit wm8753_spi_probe(struct spi_device *spi) | |
1796 | { | |
c2bac160 MB |
1797 | struct snd_soc_codec *codec; |
1798 | struct wm8753_priv *wm8753; | |
1799 | ||
1800 | wm8753 = kzalloc(sizeof(struct wm8753_priv), GFP_KERNEL); | |
1801 | if (wm8753 == NULL) | |
1802 | return -ENOMEM; | |
69e169da | 1803 | |
c2bac160 | 1804 | codec = &wm8753->codec; |
69e169da | 1805 | codec->control_data = spi; |
c2bac160 MB |
1806 | codec->hw_write = (hw_write_t)wm8753_spi_write; |
1807 | codec->dev = &spi->dev; | |
69e169da | 1808 | |
ae31c1fb | 1809 | dev_set_drvdata(&spi->dev, wm8753); |
69e169da | 1810 | |
c2bac160 | 1811 | return wm8753_register(wm8753); |
69e169da MB |
1812 | } |
1813 | ||
1814 | static int __devexit wm8753_spi_remove(struct spi_device *spi) | |
1815 | { | |
ae31c1fb | 1816 | struct wm8753_priv *wm8753 = dev_get_drvdata(&spi->dev); |
c2bac160 | 1817 | wm8753_unregister(wm8753); |
69e169da MB |
1818 | return 0; |
1819 | } | |
1820 | ||
1821 | static struct spi_driver wm8753_spi_driver = { | |
1822 | .driver = { | |
1823 | .name = "wm8753", | |
1824 | .bus = &spi_bus_type, | |
1825 | .owner = THIS_MODULE, | |
1826 | }, | |
1827 | .probe = wm8753_spi_probe, | |
1828 | .remove = __devexit_p(wm8753_spi_remove), | |
1829 | }; | |
1830 | #endif | |
1831 | ||
c9b3a40f | 1832 | static int __init wm8753_modinit(void) |
64089b84 | 1833 | { |
c2bac160 MB |
1834 | int ret; |
1835 | #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) | |
1836 | ret = i2c_add_driver(&wm8753_i2c_driver); | |
1837 | if (ret != 0) | |
1838 | pr_err("Failed to register WM8753 I2C driver: %d\n", ret); | |
1839 | #endif | |
1840 | #if defined(CONFIG_SPI_MASTER) | |
1841 | ret = spi_register_driver(&wm8753_spi_driver); | |
1842 | if (ret != 0) | |
1843 | pr_err("Failed to register WM8753 SPI driver: %d\n", ret); | |
1844 | #endif | |
1845 | return 0; | |
64089b84 MB |
1846 | } |
1847 | module_init(wm8753_modinit); | |
1848 | ||
1849 | static void __exit wm8753_exit(void) | |
1850 | { | |
c2bac160 MB |
1851 | #if defined(CONFIG_I2C) || defined(CONFIG_I2C_MODULE) |
1852 | i2c_del_driver(&wm8753_i2c_driver); | |
1853 | #endif | |
1854 | #if defined(CONFIG_SPI_MASTER) | |
1855 | spi_unregister_driver(&wm8753_spi_driver); | |
1856 | #endif | |
64089b84 MB |
1857 | } |
1858 | module_exit(wm8753_exit); | |
1859 | ||
1f53aee0 LG |
1860 | MODULE_DESCRIPTION("ASoC WM8753 driver"); |
1861 | MODULE_AUTHOR("Liam Girdwood"); | |
1862 | MODULE_LICENSE("GPL"); |