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1 | /* |
2 | * ALSA SoC WM9090 driver | |
3 | * | |
656baaeb | 4 | * Copyright 2009-12 Wolfson Microelectronics |
39b8eab7 MB |
5 | * |
6 | * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public License | |
10 | * version 2 as published by the Free Software Foundation. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, but | |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA | |
20 | * 02110-1301 USA | |
21 | */ | |
22 | ||
23 | #include <linux/module.h> | |
24 | #include <linux/errno.h> | |
25 | #include <linux/device.h> | |
26 | #include <linux/i2c.h> | |
27 | #include <linux/delay.h> | |
ec2c0fec | 28 | #include <linux/regmap.h> |
39b8eab7 MB |
29 | #include <linux/slab.h> |
30 | #include <sound/initval.h> | |
31 | #include <sound/soc.h> | |
39b8eab7 MB |
32 | #include <sound/tlv.h> |
33 | #include <sound/wm9090.h> | |
34 | ||
35 | #include "wm9090.h" | |
36 | ||
ec2c0fec MB |
37 | static const struct reg_default wm9090_reg_defaults[] = { |
38 | { 1, 0x0006 }, /* R1 - Power Management (1) */ | |
39 | { 2, 0x6000 }, /* R2 - Power Management (2) */ | |
40 | { 3, 0x0000 }, /* R3 - Power Management (3) */ | |
41 | { 6, 0x01C0 }, /* R6 - Clocking 1 */ | |
42 | { 22, 0x0003 }, /* R22 - IN1 Line Control */ | |
43 | { 23, 0x0003 }, /* R23 - IN2 Line Control */ | |
44 | { 24, 0x0083 }, /* R24 - IN1 Line Input A Volume */ | |
45 | { 25, 0x0083 }, /* R25 - IN1 Line Input B Volume */ | |
46 | { 26, 0x0083 }, /* R26 - IN2 Line Input A Volume */ | |
47 | { 27, 0x0083 }, /* R27 - IN2 Line Input B Volume */ | |
48 | { 28, 0x002D }, /* R28 - Left Output Volume */ | |
49 | { 29, 0x002D }, /* R29 - Right Output Volume */ | |
50 | { 34, 0x0100 }, /* R34 - SPKMIXL Attenuation */ | |
51 | { 35, 0x0010 }, /* R36 - SPKOUT Mixers */ | |
52 | { 37, 0x0140 }, /* R37 - ClassD3 */ | |
53 | { 38, 0x0039 }, /* R38 - Speaker Volume Left */ | |
54 | { 45, 0x0000 }, /* R45 - Output Mixer1 */ | |
55 | { 46, 0x0000 }, /* R46 - Output Mixer2 */ | |
56 | { 47, 0x0100 }, /* R47 - Output Mixer3 */ | |
57 | { 48, 0x0100 }, /* R48 - Output Mixer4 */ | |
58 | { 54, 0x0000 }, /* R54 - Speaker Mixer */ | |
59 | { 57, 0x000D }, /* R57 - AntiPOP2 */ | |
60 | { 70, 0x0000 }, /* R70 - Write Sequencer 0 */ | |
61 | { 71, 0x0000 }, /* R71 - Write Sequencer 1 */ | |
62 | { 72, 0x0000 }, /* R72 - Write Sequencer 2 */ | |
63 | { 73, 0x0000 }, /* R73 - Write Sequencer 3 */ | |
64 | { 74, 0x0000 }, /* R74 - Write Sequencer 4 */ | |
65 | { 75, 0x0000 }, /* R75 - Write Sequencer 5 */ | |
66 | { 76, 0x1F25 }, /* R76 - Charge Pump 1 */ | |
67 | { 85, 0x054A }, /* R85 - DC Servo 1 */ | |
68 | { 87, 0x0000 }, /* R87 - DC Servo 3 */ | |
69 | { 96, 0x0100 }, /* R96 - Analogue HP 0 */ | |
70 | { 98, 0x8640 }, /* R98 - AGC Control 0 */ | |
71 | { 99, 0xC000 }, /* R99 - AGC Control 1 */ | |
72 | { 100, 0x0200 }, /* R100 - AGC Control 2 */ | |
39b8eab7 MB |
73 | }; |
74 | ||
75 | /* This struct is used to save the context */ | |
76 | struct wm9090_priv { | |
39b8eab7 | 77 | struct wm9090_platform_data pdata; |
ec2c0fec | 78 | struct regmap *regmap; |
39b8eab7 MB |
79 | }; |
80 | ||
ec2c0fec | 81 | static bool wm9090_volatile(struct device *dev, unsigned int reg) |
39b8eab7 MB |
82 | { |
83 | switch (reg) { | |
84 | case WM9090_SOFTWARE_RESET: | |
85 | case WM9090_DC_SERVO_0: | |
86 | case WM9090_DC_SERVO_READBACK_0: | |
87 | case WM9090_DC_SERVO_READBACK_1: | |
88 | case WM9090_DC_SERVO_READBACK_2: | |
ec2c0fec | 89 | return true; |
39b8eab7 MB |
90 | |
91 | default: | |
ec2c0fec MB |
92 | return false; |
93 | } | |
94 | } | |
95 | ||
96 | static bool wm9090_readable(struct device *dev, unsigned int reg) | |
97 | { | |
98 | switch (reg) { | |
99 | case WM9090_SOFTWARE_RESET: | |
100 | case WM9090_POWER_MANAGEMENT_1: | |
101 | case WM9090_POWER_MANAGEMENT_2: | |
102 | case WM9090_POWER_MANAGEMENT_3: | |
103 | case WM9090_CLOCKING_1: | |
104 | case WM9090_IN1_LINE_CONTROL: | |
105 | case WM9090_IN2_LINE_CONTROL: | |
106 | case WM9090_IN1_LINE_INPUT_A_VOLUME: | |
107 | case WM9090_IN1_LINE_INPUT_B_VOLUME: | |
108 | case WM9090_IN2_LINE_INPUT_A_VOLUME: | |
109 | case WM9090_IN2_LINE_INPUT_B_VOLUME: | |
110 | case WM9090_LEFT_OUTPUT_VOLUME: | |
111 | case WM9090_RIGHT_OUTPUT_VOLUME: | |
112 | case WM9090_SPKMIXL_ATTENUATION: | |
113 | case WM9090_SPKOUT_MIXERS: | |
114 | case WM9090_CLASSD3: | |
115 | case WM9090_SPEAKER_VOLUME_LEFT: | |
116 | case WM9090_OUTPUT_MIXER1: | |
117 | case WM9090_OUTPUT_MIXER2: | |
118 | case WM9090_OUTPUT_MIXER3: | |
119 | case WM9090_OUTPUT_MIXER4: | |
120 | case WM9090_SPEAKER_MIXER: | |
121 | case WM9090_ANTIPOP2: | |
122 | case WM9090_WRITE_SEQUENCER_0: | |
123 | case WM9090_WRITE_SEQUENCER_1: | |
124 | case WM9090_WRITE_SEQUENCER_2: | |
125 | case WM9090_WRITE_SEQUENCER_3: | |
126 | case WM9090_WRITE_SEQUENCER_4: | |
127 | case WM9090_WRITE_SEQUENCER_5: | |
128 | case WM9090_CHARGE_PUMP_1: | |
129 | case WM9090_DC_SERVO_0: | |
130 | case WM9090_DC_SERVO_1: | |
131 | case WM9090_DC_SERVO_3: | |
132 | case WM9090_DC_SERVO_READBACK_0: | |
133 | case WM9090_DC_SERVO_READBACK_1: | |
134 | case WM9090_DC_SERVO_READBACK_2: | |
135 | case WM9090_ANALOGUE_HP_0: | |
136 | case WM9090_AGC_CONTROL_0: | |
137 | case WM9090_AGC_CONTROL_1: | |
138 | case WM9090_AGC_CONTROL_2: | |
139 | return true; | |
140 | ||
141 | default: | |
142 | return false; | |
39b8eab7 MB |
143 | } |
144 | } | |
145 | ||
146 | static void wait_for_dc_servo(struct snd_soc_codec *codec) | |
147 | { | |
148 | unsigned int reg; | |
149 | int count = 0; | |
150 | ||
151 | dev_dbg(codec->dev, "Waiting for DC servo...\n"); | |
152 | do { | |
153 | count++; | |
154 | msleep(1); | |
155 | reg = snd_soc_read(codec, WM9090_DC_SERVO_READBACK_0); | |
156 | dev_dbg(codec->dev, "DC servo status: %x\n", reg); | |
157 | } while ((reg & WM9090_DCS_CAL_COMPLETE_MASK) | |
158 | != WM9090_DCS_CAL_COMPLETE_MASK && count < 1000); | |
159 | ||
160 | if ((reg & WM9090_DCS_CAL_COMPLETE_MASK) | |
161 | != WM9090_DCS_CAL_COMPLETE_MASK) | |
162 | dev_err(codec->dev, "Timed out waiting for DC Servo\n"); | |
163 | } | |
164 | ||
0894e2b3 | 165 | static const DECLARE_TLV_DB_RANGE(in_tlv, |
39b8eab7 MB |
166 | 0, 0, TLV_DB_SCALE_ITEM(-600, 0, 0), |
167 | 1, 3, TLV_DB_SCALE_ITEM(-350, 350, 0), | |
0894e2b3 LPC |
168 | 4, 6, TLV_DB_SCALE_ITEM(600, 600, 0) |
169 | ); | |
170 | static const DECLARE_TLV_DB_RANGE(mix_tlv, | |
39b8eab7 | 171 | 0, 2, TLV_DB_SCALE_ITEM(-1200, 300, 0), |
0894e2b3 LPC |
172 | 3, 3, TLV_DB_SCALE_ITEM(0, 0, 0) |
173 | ); | |
39b8eab7 | 174 | static const DECLARE_TLV_DB_SCALE(out_tlv, -5700, 100, 0); |
0894e2b3 | 175 | static const DECLARE_TLV_DB_RANGE(spkboost_tlv, |
39b8eab7 | 176 | 0, 6, TLV_DB_SCALE_ITEM(0, 150, 0), |
0894e2b3 LPC |
177 | 7, 7, TLV_DB_SCALE_ITEM(1200, 0, 0) |
178 | ); | |
39b8eab7 MB |
179 | |
180 | static const struct snd_kcontrol_new wm9090_controls[] = { | |
181 | SOC_SINGLE_TLV("IN1A Volume", WM9090_IN1_LINE_INPUT_A_VOLUME, 0, 6, 0, | |
182 | in_tlv), | |
183 | SOC_SINGLE("IN1A Switch", WM9090_IN1_LINE_INPUT_A_VOLUME, 7, 1, 1), | |
184 | SOC_SINGLE("IN1A ZC Switch", WM9090_IN1_LINE_INPUT_A_VOLUME, 6, 1, 0), | |
185 | ||
186 | SOC_SINGLE_TLV("IN2A Volume", WM9090_IN2_LINE_INPUT_A_VOLUME, 0, 6, 0, | |
187 | in_tlv), | |
188 | SOC_SINGLE("IN2A Switch", WM9090_IN2_LINE_INPUT_A_VOLUME, 7, 1, 1), | |
189 | SOC_SINGLE("IN2A ZC Switch", WM9090_IN2_LINE_INPUT_A_VOLUME, 6, 1, 0), | |
190 | ||
191 | SOC_SINGLE("MIXOUTL Switch", WM9090_OUTPUT_MIXER3, 8, 1, 1), | |
192 | SOC_SINGLE_TLV("MIXOUTL IN1A Volume", WM9090_OUTPUT_MIXER3, 6, 3, 1, | |
193 | mix_tlv), | |
194 | SOC_SINGLE_TLV("MIXOUTL IN2A Volume", WM9090_OUTPUT_MIXER3, 2, 3, 1, | |
195 | mix_tlv), | |
196 | ||
197 | SOC_SINGLE("MIXOUTR Switch", WM9090_OUTPUT_MIXER4, 8, 1, 1), | |
198 | SOC_SINGLE_TLV("MIXOUTR IN1A Volume", WM9090_OUTPUT_MIXER4, 6, 3, 1, | |
199 | mix_tlv), | |
200 | SOC_SINGLE_TLV("MIXOUTR IN2A Volume", WM9090_OUTPUT_MIXER4, 2, 3, 1, | |
201 | mix_tlv), | |
202 | ||
203 | SOC_SINGLE("SPKMIX Switch", WM9090_SPKMIXL_ATTENUATION, 8, 1, 1), | |
204 | SOC_SINGLE_TLV("SPKMIX IN1A Volume", WM9090_SPKMIXL_ATTENUATION, 6, 3, 1, | |
205 | mix_tlv), | |
206 | SOC_SINGLE_TLV("SPKMIX IN2A Volume", WM9090_SPKMIXL_ATTENUATION, 2, 3, 1, | |
207 | mix_tlv), | |
208 | ||
209 | SOC_DOUBLE_R_TLV("Headphone Volume", WM9090_LEFT_OUTPUT_VOLUME, | |
210 | WM9090_RIGHT_OUTPUT_VOLUME, 0, 63, 0, out_tlv), | |
211 | SOC_DOUBLE_R("Headphone Switch", WM9090_LEFT_OUTPUT_VOLUME, | |
212 | WM9090_RIGHT_OUTPUT_VOLUME, 6, 1, 1), | |
213 | SOC_DOUBLE_R("Headphone ZC Switch", WM9090_LEFT_OUTPUT_VOLUME, | |
214 | WM9090_RIGHT_OUTPUT_VOLUME, 7, 1, 0), | |
215 | ||
216 | SOC_SINGLE_TLV("Speaker Volume", WM9090_SPEAKER_VOLUME_LEFT, 0, 63, 0, | |
217 | out_tlv), | |
218 | SOC_SINGLE("Speaker Switch", WM9090_SPEAKER_VOLUME_LEFT, 6, 1, 1), | |
219 | SOC_SINGLE("Speaker ZC Switch", WM9090_SPEAKER_VOLUME_LEFT, 7, 1, 0), | |
220 | SOC_SINGLE_TLV("Speaker Boost Volume", WM9090_CLASSD3, 3, 7, 0, spkboost_tlv), | |
221 | }; | |
222 | ||
223 | static const struct snd_kcontrol_new wm9090_in1_se_controls[] = { | |
224 | SOC_SINGLE_TLV("IN1B Volume", WM9090_IN1_LINE_INPUT_B_VOLUME, 0, 6, 0, | |
225 | in_tlv), | |
226 | SOC_SINGLE("IN1B Switch", WM9090_IN1_LINE_INPUT_B_VOLUME, 7, 1, 1), | |
227 | SOC_SINGLE("IN1B ZC Switch", WM9090_IN1_LINE_INPUT_B_VOLUME, 6, 1, 0), | |
228 | ||
229 | SOC_SINGLE_TLV("SPKMIX IN1B Volume", WM9090_SPKMIXL_ATTENUATION, 4, 3, 1, | |
230 | mix_tlv), | |
231 | SOC_SINGLE_TLV("MIXOUTL IN1B Volume", WM9090_OUTPUT_MIXER3, 4, 3, 1, | |
232 | mix_tlv), | |
233 | SOC_SINGLE_TLV("MIXOUTR IN1B Volume", WM9090_OUTPUT_MIXER4, 4, 3, 1, | |
234 | mix_tlv), | |
235 | }; | |
236 | ||
237 | static const struct snd_kcontrol_new wm9090_in2_se_controls[] = { | |
238 | SOC_SINGLE_TLV("IN2B Volume", WM9090_IN2_LINE_INPUT_B_VOLUME, 0, 6, 0, | |
239 | in_tlv), | |
240 | SOC_SINGLE("IN2B Switch", WM9090_IN2_LINE_INPUT_B_VOLUME, 7, 1, 1), | |
241 | SOC_SINGLE("IN2B ZC Switch", WM9090_IN2_LINE_INPUT_B_VOLUME, 6, 1, 0), | |
242 | ||
243 | SOC_SINGLE_TLV("SPKMIX IN2B Volume", WM9090_SPKMIXL_ATTENUATION, 0, 3, 1, | |
244 | mix_tlv), | |
245 | SOC_SINGLE_TLV("MIXOUTL IN2B Volume", WM9090_OUTPUT_MIXER3, 0, 3, 1, | |
246 | mix_tlv), | |
247 | SOC_SINGLE_TLV("MIXOUTR IN2B Volume", WM9090_OUTPUT_MIXER4, 0, 3, 1, | |
248 | mix_tlv), | |
249 | }; | |
250 | ||
251 | static int hp_ev(struct snd_soc_dapm_widget *w, | |
252 | struct snd_kcontrol *kcontrol, int event) | |
253 | { | |
0a3042d7 | 254 | struct snd_soc_codec *codec = snd_soc_dapm_to_codec(w->dapm); |
39b8eab7 MB |
255 | unsigned int reg = snd_soc_read(codec, WM9090_ANALOGUE_HP_0); |
256 | ||
257 | switch (event) { | |
258 | case SND_SOC_DAPM_POST_PMU: | |
259 | snd_soc_update_bits(codec, WM9090_CHARGE_PUMP_1, | |
260 | WM9090_CP_ENA, WM9090_CP_ENA); | |
261 | ||
262 | msleep(5); | |
263 | ||
264 | snd_soc_update_bits(codec, WM9090_POWER_MANAGEMENT_1, | |
265 | WM9090_HPOUT1L_ENA | WM9090_HPOUT1R_ENA, | |
266 | WM9090_HPOUT1L_ENA | WM9090_HPOUT1R_ENA); | |
267 | ||
268 | reg |= WM9090_HPOUT1L_DLY | WM9090_HPOUT1R_DLY; | |
269 | snd_soc_write(codec, WM9090_ANALOGUE_HP_0, reg); | |
270 | ||
271 | /* Start the DC servo. We don't currently use the | |
272 | * ability to save the state since we don't have full | |
273 | * control of the analogue paths and they can change | |
274 | * DC offsets; see the WM8904 driver for an example of | |
275 | * doing so. | |
276 | */ | |
277 | snd_soc_write(codec, WM9090_DC_SERVO_0, | |
278 | WM9090_DCS_ENA_CHAN_0 | | |
279 | WM9090_DCS_ENA_CHAN_1 | | |
280 | WM9090_DCS_TRIG_STARTUP_1 | | |
281 | WM9090_DCS_TRIG_STARTUP_0); | |
282 | wait_for_dc_servo(codec); | |
283 | ||
284 | reg |= WM9090_HPOUT1R_OUTP | WM9090_HPOUT1R_RMV_SHORT | | |
285 | WM9090_HPOUT1L_OUTP | WM9090_HPOUT1L_RMV_SHORT; | |
286 | snd_soc_write(codec, WM9090_ANALOGUE_HP_0, reg); | |
287 | break; | |
288 | ||
289 | case SND_SOC_DAPM_PRE_PMD: | |
290 | reg &= ~(WM9090_HPOUT1L_RMV_SHORT | | |
291 | WM9090_HPOUT1L_DLY | | |
292 | WM9090_HPOUT1L_OUTP | | |
293 | WM9090_HPOUT1R_RMV_SHORT | | |
294 | WM9090_HPOUT1R_DLY | | |
295 | WM9090_HPOUT1R_OUTP); | |
296 | ||
297 | snd_soc_write(codec, WM9090_ANALOGUE_HP_0, reg); | |
298 | ||
299 | snd_soc_write(codec, WM9090_DC_SERVO_0, 0); | |
300 | ||
301 | snd_soc_update_bits(codec, WM9090_POWER_MANAGEMENT_1, | |
302 | WM9090_HPOUT1L_ENA | WM9090_HPOUT1R_ENA, | |
303 | 0); | |
304 | ||
305 | snd_soc_update_bits(codec, WM9090_CHARGE_PUMP_1, | |
306 | WM9090_CP_ENA, 0); | |
307 | break; | |
308 | } | |
309 | ||
310 | return 0; | |
311 | } | |
312 | ||
313 | static const struct snd_kcontrol_new spkmix[] = { | |
314 | SOC_DAPM_SINGLE("IN1A Switch", WM9090_SPEAKER_MIXER, 6, 1, 0), | |
315 | SOC_DAPM_SINGLE("IN1B Switch", WM9090_SPEAKER_MIXER, 4, 1, 0), | |
316 | SOC_DAPM_SINGLE("IN2A Switch", WM9090_SPEAKER_MIXER, 2, 1, 0), | |
317 | SOC_DAPM_SINGLE("IN2B Switch", WM9090_SPEAKER_MIXER, 0, 1, 0), | |
318 | }; | |
319 | ||
320 | static const struct snd_kcontrol_new spkout[] = { | |
321 | SOC_DAPM_SINGLE("Mixer Switch", WM9090_SPKOUT_MIXERS, 4, 1, 0), | |
322 | }; | |
323 | ||
324 | static const struct snd_kcontrol_new mixoutl[] = { | |
325 | SOC_DAPM_SINGLE("IN1A Switch", WM9090_OUTPUT_MIXER1, 6, 1, 0), | |
326 | SOC_DAPM_SINGLE("IN1B Switch", WM9090_OUTPUT_MIXER1, 4, 1, 0), | |
327 | SOC_DAPM_SINGLE("IN2A Switch", WM9090_OUTPUT_MIXER1, 2, 1, 0), | |
328 | SOC_DAPM_SINGLE("IN2B Switch", WM9090_OUTPUT_MIXER1, 0, 1, 0), | |
329 | }; | |
330 | ||
331 | static const struct snd_kcontrol_new mixoutr[] = { | |
332 | SOC_DAPM_SINGLE("IN1A Switch", WM9090_OUTPUT_MIXER2, 6, 1, 0), | |
333 | SOC_DAPM_SINGLE("IN1B Switch", WM9090_OUTPUT_MIXER2, 4, 1, 0), | |
334 | SOC_DAPM_SINGLE("IN2A Switch", WM9090_OUTPUT_MIXER2, 2, 1, 0), | |
335 | SOC_DAPM_SINGLE("IN2B Switch", WM9090_OUTPUT_MIXER2, 0, 1, 0), | |
336 | }; | |
337 | ||
338 | static const struct snd_soc_dapm_widget wm9090_dapm_widgets[] = { | |
339 | SND_SOC_DAPM_INPUT("IN1+"), | |
340 | SND_SOC_DAPM_INPUT("IN1-"), | |
341 | SND_SOC_DAPM_INPUT("IN2+"), | |
342 | SND_SOC_DAPM_INPUT("IN2-"), | |
343 | ||
344 | SND_SOC_DAPM_SUPPLY("OSC", WM9090_POWER_MANAGEMENT_1, 3, 0, NULL, 0), | |
345 | ||
346 | SND_SOC_DAPM_PGA("IN1A PGA", WM9090_POWER_MANAGEMENT_2, 7, 0, NULL, 0), | |
347 | SND_SOC_DAPM_PGA("IN1B PGA", WM9090_POWER_MANAGEMENT_2, 6, 0, NULL, 0), | |
348 | SND_SOC_DAPM_PGA("IN2A PGA", WM9090_POWER_MANAGEMENT_2, 5, 0, NULL, 0), | |
349 | SND_SOC_DAPM_PGA("IN2B PGA", WM9090_POWER_MANAGEMENT_2, 4, 0, NULL, 0), | |
350 | ||
351 | SND_SOC_DAPM_MIXER("SPKMIX", WM9090_POWER_MANAGEMENT_3, 3, 0, | |
352 | spkmix, ARRAY_SIZE(spkmix)), | |
353 | SND_SOC_DAPM_MIXER("MIXOUTL", WM9090_POWER_MANAGEMENT_3, 5, 0, | |
354 | mixoutl, ARRAY_SIZE(mixoutl)), | |
355 | SND_SOC_DAPM_MIXER("MIXOUTR", WM9090_POWER_MANAGEMENT_3, 4, 0, | |
356 | mixoutr, ARRAY_SIZE(mixoutr)), | |
357 | ||
358 | SND_SOC_DAPM_PGA_E("HP PGA", SND_SOC_NOPM, 0, 0, NULL, 0, | |
359 | hp_ev, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD), | |
360 | ||
361 | SND_SOC_DAPM_PGA("SPKPGA", WM9090_POWER_MANAGEMENT_3, 8, 0, NULL, 0), | |
362 | SND_SOC_DAPM_MIXER("SPKOUT", WM9090_POWER_MANAGEMENT_1, 12, 0, | |
363 | spkout, ARRAY_SIZE(spkout)), | |
364 | ||
365 | SND_SOC_DAPM_OUTPUT("HPR"), | |
366 | SND_SOC_DAPM_OUTPUT("HPL"), | |
367 | SND_SOC_DAPM_OUTPUT("Speaker"), | |
368 | }; | |
369 | ||
370 | static const struct snd_soc_dapm_route audio_map[] = { | |
371 | { "IN1A PGA", NULL, "IN1+" }, | |
372 | { "IN2A PGA", NULL, "IN2+" }, | |
373 | ||
374 | { "SPKMIX", "IN1A Switch", "IN1A PGA" }, | |
375 | { "SPKMIX", "IN2A Switch", "IN2A PGA" }, | |
376 | ||
377 | { "MIXOUTL", "IN1A Switch", "IN1A PGA" }, | |
378 | { "MIXOUTL", "IN2A Switch", "IN2A PGA" }, | |
379 | ||
380 | { "MIXOUTR", "IN1A Switch", "IN1A PGA" }, | |
381 | { "MIXOUTR", "IN2A Switch", "IN2A PGA" }, | |
382 | ||
383 | { "HP PGA", NULL, "OSC" }, | |
384 | { "HP PGA", NULL, "MIXOUTL" }, | |
385 | { "HP PGA", NULL, "MIXOUTR" }, | |
386 | ||
387 | { "HPL", NULL, "HP PGA" }, | |
388 | { "HPR", NULL, "HP PGA" }, | |
389 | ||
390 | { "SPKPGA", NULL, "OSC" }, | |
391 | { "SPKPGA", NULL, "SPKMIX" }, | |
392 | ||
393 | { "SPKOUT", "Mixer Switch", "SPKPGA" }, | |
394 | ||
395 | { "Speaker", NULL, "SPKOUT" }, | |
396 | }; | |
397 | ||
398 | static const struct snd_soc_dapm_route audio_map_in1_se[] = { | |
399 | { "IN1B PGA", NULL, "IN1-" }, | |
400 | ||
401 | { "SPKMIX", "IN1B Switch", "IN1B PGA" }, | |
402 | { "MIXOUTL", "IN1B Switch", "IN1B PGA" }, | |
403 | { "MIXOUTR", "IN1B Switch", "IN1B PGA" }, | |
404 | }; | |
405 | ||
406 | static const struct snd_soc_dapm_route audio_map_in1_diff[] = { | |
407 | { "IN1A PGA", NULL, "IN1-" }, | |
408 | }; | |
409 | ||
410 | static const struct snd_soc_dapm_route audio_map_in2_se[] = { | |
411 | { "IN2B PGA", NULL, "IN2-" }, | |
412 | ||
413 | { "SPKMIX", "IN2B Switch", "IN2B PGA" }, | |
414 | { "MIXOUTL", "IN2B Switch", "IN2B PGA" }, | |
415 | { "MIXOUTR", "IN2B Switch", "IN2B PGA" }, | |
416 | }; | |
417 | ||
418 | static const struct snd_soc_dapm_route audio_map_in2_diff[] = { | |
419 | { "IN2A PGA", NULL, "IN2-" }, | |
420 | }; | |
421 | ||
422 | static int wm9090_add_controls(struct snd_soc_codec *codec) | |
423 | { | |
424 | struct wm9090_priv *wm9090 = snd_soc_codec_get_drvdata(codec); | |
718e23fd | 425 | struct snd_soc_dapm_context *dapm = snd_soc_codec_get_dapm(codec); |
39b8eab7 MB |
426 | int i; |
427 | ||
ce6120cc | 428 | snd_soc_dapm_new_controls(dapm, wm9090_dapm_widgets, |
39b8eab7 MB |
429 | ARRAY_SIZE(wm9090_dapm_widgets)); |
430 | ||
ce6120cc | 431 | snd_soc_dapm_add_routes(dapm, audio_map, ARRAY_SIZE(audio_map)); |
39b8eab7 | 432 | |
022658be | 433 | snd_soc_add_codec_controls(codec, wm9090_controls, |
39b8eab7 MB |
434 | ARRAY_SIZE(wm9090_controls)); |
435 | ||
436 | if (wm9090->pdata.lin1_diff) { | |
ce6120cc | 437 | snd_soc_dapm_add_routes(dapm, audio_map_in1_diff, |
39b8eab7 MB |
438 | ARRAY_SIZE(audio_map_in1_diff)); |
439 | } else { | |
ce6120cc | 440 | snd_soc_dapm_add_routes(dapm, audio_map_in1_se, |
39b8eab7 | 441 | ARRAY_SIZE(audio_map_in1_se)); |
022658be | 442 | snd_soc_add_codec_controls(codec, wm9090_in1_se_controls, |
39b8eab7 MB |
443 | ARRAY_SIZE(wm9090_in1_se_controls)); |
444 | } | |
445 | ||
446 | if (wm9090->pdata.lin2_diff) { | |
ce6120cc | 447 | snd_soc_dapm_add_routes(dapm, audio_map_in2_diff, |
39b8eab7 MB |
448 | ARRAY_SIZE(audio_map_in2_diff)); |
449 | } else { | |
ce6120cc | 450 | snd_soc_dapm_add_routes(dapm, audio_map_in2_se, |
39b8eab7 | 451 | ARRAY_SIZE(audio_map_in2_se)); |
022658be | 452 | snd_soc_add_codec_controls(codec, wm9090_in2_se_controls, |
39b8eab7 MB |
453 | ARRAY_SIZE(wm9090_in2_se_controls)); |
454 | } | |
455 | ||
456 | if (wm9090->pdata.agc_ena) { | |
457 | for (i = 0; i < ARRAY_SIZE(wm9090->pdata.agc); i++) | |
458 | snd_soc_write(codec, WM9090_AGC_CONTROL_0 + i, | |
459 | wm9090->pdata.agc[i]); | |
460 | snd_soc_update_bits(codec, WM9090_POWER_MANAGEMENT_3, | |
461 | WM9090_AGC_ENA, WM9090_AGC_ENA); | |
462 | } else { | |
463 | snd_soc_update_bits(codec, WM9090_POWER_MANAGEMENT_3, | |
464 | WM9090_AGC_ENA, 0); | |
465 | } | |
466 | ||
467 | return 0; | |
468 | ||
469 | } | |
470 | ||
471 | /* | |
472 | * The machine driver should call this from their set_bias_level; if there | |
473 | * isn't one then this can just be set as the set_bias_level function. | |
474 | */ | |
475 | static int wm9090_set_bias_level(struct snd_soc_codec *codec, | |
476 | enum snd_soc_bias_level level) | |
477 | { | |
ec2c0fec | 478 | struct wm9090_priv *wm9090 = snd_soc_codec_get_drvdata(codec); |
39b8eab7 MB |
479 | |
480 | switch (level) { | |
481 | case SND_SOC_BIAS_ON: | |
482 | break; | |
483 | ||
484 | case SND_SOC_BIAS_PREPARE: | |
485 | snd_soc_update_bits(codec, WM9090_ANTIPOP2, WM9090_VMID_ENA, | |
486 | WM9090_VMID_ENA); | |
487 | snd_soc_update_bits(codec, WM9090_POWER_MANAGEMENT_1, | |
488 | WM9090_BIAS_ENA | | |
489 | WM9090_VMID_RES_MASK, | |
490 | WM9090_BIAS_ENA | | |
491 | 1 << WM9090_VMID_RES_SHIFT); | |
492 | msleep(1); /* Probably an overestimate */ | |
493 | break; | |
494 | ||
495 | case SND_SOC_BIAS_STANDBY: | |
718e23fd | 496 | if (snd_soc_codec_get_bias_level(codec) == SND_SOC_BIAS_OFF) { |
39b8eab7 | 497 | /* Restore the register cache */ |
ec2c0fec | 498 | regcache_sync(wm9090->regmap); |
39b8eab7 MB |
499 | } |
500 | ||
501 | /* We keep VMID off during standby since the combination of | |
502 | * ground referenced outputs and class D speaker mean that | |
503 | * latency is not an issue. | |
504 | */ | |
505 | snd_soc_update_bits(codec, WM9090_POWER_MANAGEMENT_1, | |
506 | WM9090_BIAS_ENA | WM9090_VMID_RES_MASK, 0); | |
507 | snd_soc_update_bits(codec, WM9090_ANTIPOP2, | |
508 | WM9090_VMID_ENA, 0); | |
509 | break; | |
510 | ||
511 | case SND_SOC_BIAS_OFF: | |
512 | break; | |
513 | } | |
514 | ||
39b8eab7 MB |
515 | return 0; |
516 | } | |
517 | ||
f0fba2ad | 518 | static int wm9090_probe(struct snd_soc_codec *codec) |
39b8eab7 | 519 | { |
f0fba2ad LG |
520 | /* Configure some defaults; they will be written out when we |
521 | * bring the bias up. | |
522 | */ | |
a1b3b5ee MB |
523 | snd_soc_update_bits(codec, WM9090_IN1_LINE_INPUT_A_VOLUME, |
524 | WM9090_IN1_VU | WM9090_IN1A_ZC, | |
525 | WM9090_IN1_VU | WM9090_IN1A_ZC); | |
526 | snd_soc_update_bits(codec, WM9090_IN1_LINE_INPUT_B_VOLUME, | |
527 | WM9090_IN1_VU | WM9090_IN1B_ZC, | |
528 | WM9090_IN1_VU | WM9090_IN1B_ZC); | |
529 | snd_soc_update_bits(codec, WM9090_IN2_LINE_INPUT_A_VOLUME, | |
530 | WM9090_IN2_VU | WM9090_IN2A_ZC, | |
531 | WM9090_IN2_VU | WM9090_IN2A_ZC); | |
532 | snd_soc_update_bits(codec, WM9090_IN2_LINE_INPUT_B_VOLUME, | |
533 | WM9090_IN2_VU | WM9090_IN2B_ZC, | |
534 | WM9090_IN2_VU | WM9090_IN2B_ZC); | |
535 | snd_soc_update_bits(codec, WM9090_SPEAKER_VOLUME_LEFT, | |
536 | WM9090_SPKOUT_VU | WM9090_SPKOUTL_ZC, | |
537 | WM9090_SPKOUT_VU | WM9090_SPKOUTL_ZC); | |
538 | snd_soc_update_bits(codec, WM9090_LEFT_OUTPUT_VOLUME, | |
539 | WM9090_HPOUT1_VU | WM9090_HPOUT1L_ZC, | |
540 | WM9090_HPOUT1_VU | WM9090_HPOUT1L_ZC); | |
541 | snd_soc_update_bits(codec, WM9090_RIGHT_OUTPUT_VOLUME, | |
542 | WM9090_HPOUT1_VU | WM9090_HPOUT1R_ZC, | |
543 | WM9090_HPOUT1_VU | WM9090_HPOUT1R_ZC); | |
544 | ||
545 | snd_soc_update_bits(codec, WM9090_CLOCKING_1, | |
546 | WM9090_TOCLK_ENA, WM9090_TOCLK_ENA); | |
f0fba2ad | 547 | |
39b8eab7 MB |
548 | wm9090_add_controls(codec); |
549 | ||
550 | return 0; | |
39b8eab7 MB |
551 | } |
552 | ||
f0fba2ad | 553 | static struct snd_soc_codec_driver soc_codec_dev_wm9090 = { |
39b8eab7 | 554 | .probe = wm9090_probe, |
f0fba2ad | 555 | .set_bias_level = wm9090_set_bias_level, |
a70cf928 | 556 | .suspend_bias_off = true, |
39b8eab7 | 557 | }; |
39b8eab7 | 558 | |
ec2c0fec MB |
559 | static const struct regmap_config wm9090_regmap = { |
560 | .reg_bits = 8, | |
561 | .val_bits = 16, | |
562 | ||
563 | .max_register = WM9090_MAX_REGISTER, | |
564 | .volatile_reg = wm9090_volatile, | |
565 | .readable_reg = wm9090_readable, | |
566 | ||
567 | .cache_type = REGCACHE_RBTREE, | |
568 | .reg_defaults = wm9090_reg_defaults, | |
569 | .num_reg_defaults = ARRAY_SIZE(wm9090_reg_defaults), | |
570 | }; | |
571 | ||
572 | ||
39b8eab7 MB |
573 | static int wm9090_i2c_probe(struct i2c_client *i2c, |
574 | const struct i2c_device_id *id) | |
575 | { | |
576 | struct wm9090_priv *wm9090; | |
391d9e4e | 577 | unsigned int reg; |
39b8eab7 MB |
578 | int ret; |
579 | ||
455b91bf | 580 | wm9090 = devm_kzalloc(&i2c->dev, sizeof(*wm9090), GFP_KERNEL); |
0463585c | 581 | if (!wm9090) |
39b8eab7 | 582 | return -ENOMEM; |
39b8eab7 | 583 | |
be7eaf53 | 584 | wm9090->regmap = devm_regmap_init_i2c(i2c, &wm9090_regmap); |
ec2c0fec MB |
585 | if (IS_ERR(wm9090->regmap)) { |
586 | ret = PTR_ERR(wm9090->regmap); | |
587 | dev_err(&i2c->dev, "Failed to allocate regmap: %d\n", ret); | |
588 | return ret; | |
589 | } | |
590 | ||
391d9e4e MB |
591 | ret = regmap_read(wm9090->regmap, WM9090_SOFTWARE_RESET, ®); |
592 | if (ret < 0) | |
be7eaf53 SK |
593 | return ret; |
594 | ||
391d9e4e | 595 | if (reg != 0x9093) { |
905b4195 | 596 | dev_err(&i2c->dev, "Device is not a WM9090, ID=%x\n", reg); |
be7eaf53 | 597 | return -ENODEV; |
391d9e4e MB |
598 | } |
599 | ||
600 | ret = regmap_write(wm9090->regmap, WM9090_SOFTWARE_RESET, 0); | |
601 | if (ret < 0) | |
be7eaf53 | 602 | return ret; |
391d9e4e | 603 | |
39b8eab7 MB |
604 | if (i2c->dev.platform_data) |
605 | memcpy(&wm9090->pdata, i2c->dev.platform_data, | |
606 | sizeof(wm9090->pdata)); | |
607 | ||
39b8eab7 MB |
608 | i2c_set_clientdata(i2c, wm9090); |
609 | ||
f0fba2ad LG |
610 | ret = snd_soc_register_codec(&i2c->dev, |
611 | &soc_codec_dev_wm9090, NULL, 0); | |
ec2c0fec MB |
612 | if (ret != 0) { |
613 | dev_err(&i2c->dev, "Failed to register CODEC: %d\n", ret); | |
be7eaf53 | 614 | return ret; |
ec2c0fec MB |
615 | } |
616 | ||
617 | return 0; | |
39b8eab7 MB |
618 | } |
619 | ||
7a79e94e | 620 | static int wm9090_i2c_remove(struct i2c_client *i2c) |
39b8eab7 | 621 | { |
f0fba2ad | 622 | snd_soc_unregister_codec(&i2c->dev); |
39b8eab7 MB |
623 | return 0; |
624 | } | |
625 | ||
626 | static const struct i2c_device_id wm9090_id[] = { | |
627 | { "wm9090", 0 }, | |
644f1ff4 | 628 | { "wm9093", 0 }, |
39b8eab7 MB |
629 | { } |
630 | }; | |
631 | MODULE_DEVICE_TABLE(i2c, wm9090_id); | |
632 | ||
633 | static struct i2c_driver wm9090_i2c_driver = { | |
634 | .driver = { | |
091edccf | 635 | .name = "wm9090", |
39b8eab7 MB |
636 | }, |
637 | .probe = wm9090_i2c_probe, | |
7a79e94e | 638 | .remove = wm9090_i2c_remove, |
39b8eab7 MB |
639 | .id_table = wm9090_id, |
640 | }; | |
641 | ||
96124c29 | 642 | module_i2c_driver(wm9090_i2c_driver); |
39b8eab7 MB |
643 | |
644 | MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>"); | |
645 | MODULE_DESCRIPTION("WM9090 ASoC driver"); | |
646 | MODULE_LICENSE("GPL"); |