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2874c5fd | 1 | // SPDX-License-Identifier: GPL-2.0-or-later |
6d817c0e AT |
2 | /* |
3 | * da7219-aad.c - Dialog DA7219 ALSA SoC AAD Driver | |
4 | * | |
5 | * Copyright (c) 2015 Dialog Semiconductor Ltd. | |
6 | * | |
7 | * Author: Adam Thomson <Adam.Thomson.Opensource@diasemi.com> | |
6d817c0e AT |
8 | */ |
9 | ||
10 | #include <linux/module.h> | |
11 | #include <linux/platform_device.h> | |
40585391 | 12 | #include <linux/clk.h> |
a01b8933 AT |
13 | #include <linux/i2c.h> |
14 | #include <linux/property.h> | |
6d817c0e AT |
15 | #include <linux/pm_wakeirq.h> |
16 | #include <linux/slab.h> | |
17 | #include <linux/delay.h> | |
18 | #include <linux/workqueue.h> | |
19 | #include <sound/soc.h> | |
20 | #include <sound/jack.h> | |
21 | #include <sound/da7219.h> | |
22 | ||
23 | #include "da7219.h" | |
24 | #include "da7219-aad.h" | |
25 | ||
26 | ||
27 | /* | |
28 | * Detection control | |
29 | */ | |
30 | ||
45101122 | 31 | void da7219_aad_jack_det(struct snd_soc_component *component, struct snd_soc_jack *jack) |
6d817c0e | 32 | { |
45101122 | 33 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
6d817c0e AT |
34 | |
35 | da7219->aad->jack = jack; | |
36 | da7219->aad->jack_inserted = false; | |
37 | ||
38 | /* Send an initial empty report */ | |
39 | snd_soc_jack_report(jack, 0, DA7219_AAD_REPORT_ALL_MASK); | |
40 | ||
41 | /* Enable/Disable jack detection */ | |
45101122 | 42 | snd_soc_component_update_bits(component, DA7219_ACCDET_CONFIG_1, |
6d817c0e AT |
43 | DA7219_ACCDET_EN_MASK, |
44 | (jack ? DA7219_ACCDET_EN_MASK : 0)); | |
45 | } | |
46 | EXPORT_SYMBOL_GPL(da7219_aad_jack_det); | |
47 | ||
48 | /* | |
49 | * Button/HPTest work | |
50 | */ | |
51 | ||
52 | static void da7219_aad_btn_det_work(struct work_struct *work) | |
53 | { | |
54 | struct da7219_aad_priv *da7219_aad = | |
55 | container_of(work, struct da7219_aad_priv, btn_det_work); | |
45101122 KM |
56 | struct snd_soc_component *component = da7219_aad->component; |
57 | struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component); | |
17c81d2f | 58 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
6d817c0e AT |
59 | u8 statusa, micbias_ctrl; |
60 | bool micbias_up = false; | |
61 | int retries = 0; | |
62 | ||
63 | /* Drive headphones/lineout */ | |
45101122 | 64 | snd_soc_component_update_bits(component, DA7219_HP_L_CTRL, |
6d817c0e AT |
65 | DA7219_HP_L_AMP_OE_MASK, |
66 | DA7219_HP_L_AMP_OE_MASK); | |
45101122 | 67 | snd_soc_component_update_bits(component, DA7219_HP_R_CTRL, |
6d817c0e AT |
68 | DA7219_HP_R_AMP_OE_MASK, |
69 | DA7219_HP_R_AMP_OE_MASK); | |
70 | ||
71 | /* Make sure mic bias is up */ | |
72 | snd_soc_dapm_force_enable_pin(dapm, "Mic Bias"); | |
73 | snd_soc_dapm_sync(dapm); | |
74 | ||
75 | do { | |
45101122 | 76 | statusa = snd_soc_component_read32(component, DA7219_ACCDET_STATUS_A); |
6d817c0e AT |
77 | if (statusa & DA7219_MICBIAS_UP_STS_MASK) |
78 | micbias_up = true; | |
79 | else if (retries++ < DA7219_AAD_MICBIAS_CHK_RETRIES) | |
80 | msleep(DA7219_AAD_MICBIAS_CHK_DELAY); | |
81 | } while ((!micbias_up) && (retries < DA7219_AAD_MICBIAS_CHK_RETRIES)); | |
82 | ||
83 | if (retries >= DA7219_AAD_MICBIAS_CHK_RETRIES) | |
45101122 | 84 | dev_warn(component->dev, "Mic bias status check timed out"); |
6d817c0e | 85 | |
17c81d2f AT |
86 | da7219->micbias_on_event = true; |
87 | ||
6d817c0e AT |
88 | /* |
89 | * Mic bias pulse required to enable mic, must be done before enabling | |
90 | * button detection to prevent erroneous button readings. | |
91 | */ | |
92 | if (da7219_aad->micbias_pulse_lvl && da7219_aad->micbias_pulse_time) { | |
93 | /* Pulse higher level voltage */ | |
45101122 KM |
94 | micbias_ctrl = snd_soc_component_read32(component, DA7219_MICBIAS_CTRL); |
95 | snd_soc_component_update_bits(component, DA7219_MICBIAS_CTRL, | |
6d817c0e AT |
96 | DA7219_MICBIAS1_LEVEL_MASK, |
97 | da7219_aad->micbias_pulse_lvl); | |
98 | msleep(da7219_aad->micbias_pulse_time); | |
45101122 | 99 | snd_soc_component_write(component, DA7219_MICBIAS_CTRL, micbias_ctrl); |
6d817c0e AT |
100 | |
101 | } | |
102 | ||
45101122 | 103 | snd_soc_component_update_bits(component, DA7219_ACCDET_CONFIG_1, |
6d817c0e AT |
104 | DA7219_BUTTON_CONFIG_MASK, |
105 | da7219_aad->btn_cfg); | |
106 | } | |
107 | ||
108 | static void da7219_aad_hptest_work(struct work_struct *work) | |
109 | { | |
110 | struct da7219_aad_priv *da7219_aad = | |
111 | container_of(work, struct da7219_aad_priv, hptest_work); | |
45101122 KM |
112 | struct snd_soc_component *component = da7219_aad->component; |
113 | struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component); | |
114 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); | |
6d817c0e | 115 | |
123c3def | 116 | __le16 tonegen_freq_hptest; |
2a0c2189 | 117 | u8 pll_srm_sts, pll_ctrl, gain_ramp_ctrl, accdet_cfg8; |
40585391 | 118 | int report = 0, ret = 0; |
6d817c0e | 119 | |
2a0c2189 | 120 | /* Lock DAPM, Kcontrols affected by this test and the PLL */ |
6d817c0e | 121 | snd_soc_dapm_mutex_lock(dapm); |
2a0c2189 AT |
122 | mutex_lock(&da7219->ctrl_lock); |
123 | mutex_lock(&da7219->pll_lock); | |
6d817c0e | 124 | |
40585391 AT |
125 | /* Ensure MCLK is available for HP test procedure */ |
126 | if (da7219->mclk) { | |
127 | ret = clk_prepare_enable(da7219->mclk); | |
128 | if (ret) { | |
45101122 | 129 | dev_err(component->dev, "Failed to enable mclk - %d\n", ret); |
2a0c2189 AT |
130 | mutex_unlock(&da7219->pll_lock); |
131 | mutex_unlock(&da7219->ctrl_lock); | |
40585391 AT |
132 | snd_soc_dapm_mutex_unlock(dapm); |
133 | return; | |
134 | } | |
135 | } | |
136 | ||
6a0b87c6 AT |
137 | /* |
138 | * If MCLK not present, then we're using the internal oscillator and | |
139 | * require different frequency settings to achieve the same result. | |
2a0c2189 AT |
140 | * |
141 | * If MCLK is present, but PLL is not enabled then we enable it here to | |
142 | * ensure a consistent detection procedure. | |
6a0b87c6 | 143 | */ |
45101122 | 144 | pll_srm_sts = snd_soc_component_read32(component, DA7219_PLL_SRM_STS); |
2a0c2189 | 145 | if (pll_srm_sts & DA7219_PLL_SRM_STS_MCLK) { |
6a0b87c6 | 146 | tonegen_freq_hptest = cpu_to_le16(DA7219_AAD_HPTEST_RAMP_FREQ); |
2a0c2189 | 147 | |
45101122 | 148 | pll_ctrl = snd_soc_component_read32(component, DA7219_PLL_CTRL); |
2a0c2189 | 149 | if ((pll_ctrl & DA7219_PLL_MODE_MASK) == DA7219_PLL_MODE_BYPASS) |
45101122 | 150 | da7219_set_pll(component, DA7219_SYSCLK_PLL, |
2a0c2189 AT |
151 | DA7219_PLL_FREQ_OUT_98304); |
152 | } else { | |
6a0b87c6 | 153 | tonegen_freq_hptest = cpu_to_le16(DA7219_AAD_HPTEST_RAMP_FREQ_INT_OSC); |
2a0c2189 | 154 | } |
6a0b87c6 AT |
155 | |
156 | /* Ensure gain ramping at fastest rate */ | |
45101122 KM |
157 | gain_ramp_ctrl = snd_soc_component_read32(component, DA7219_GAIN_RAMP_CTRL); |
158 | snd_soc_component_write(component, DA7219_GAIN_RAMP_CTRL, DA7219_GAIN_RAMP_RATE_X8); | |
6a0b87c6 | 159 | |
6d817c0e AT |
160 | /* Bypass cache so it saves current settings */ |
161 | regcache_cache_bypass(da7219->regmap, true); | |
162 | ||
163 | /* Make sure Tone Generator is disabled */ | |
45101122 | 164 | snd_soc_component_write(component, DA7219_TONE_GEN_CFG1, 0); |
6d817c0e AT |
165 | |
166 | /* Enable HPTest block, 1KOhms check */ | |
45101122 | 167 | snd_soc_component_update_bits(component, DA7219_ACCDET_CONFIG_8, |
6d817c0e AT |
168 | DA7219_HPTEST_EN_MASK | DA7219_HPTEST_RES_SEL_MASK, |
169 | DA7219_HPTEST_EN_MASK | | |
170 | DA7219_HPTEST_RES_SEL_1KOHMS); | |
171 | ||
172 | /* Set gains to 0db */ | |
45101122 KM |
173 | snd_soc_component_write(component, DA7219_DAC_L_GAIN, DA7219_DAC_DIGITAL_GAIN_0DB); |
174 | snd_soc_component_write(component, DA7219_DAC_R_GAIN, DA7219_DAC_DIGITAL_GAIN_0DB); | |
175 | snd_soc_component_write(component, DA7219_HP_L_GAIN, DA7219_HP_AMP_GAIN_0DB); | |
176 | snd_soc_component_write(component, DA7219_HP_R_GAIN, DA7219_HP_AMP_GAIN_0DB); | |
6d817c0e AT |
177 | |
178 | /* Disable DAC filters, EQs and soft mute */ | |
45101122 | 179 | snd_soc_component_update_bits(component, DA7219_DAC_FILTERS1, DA7219_HPF_MODE_MASK, |
6d817c0e | 180 | 0); |
45101122 | 181 | snd_soc_component_update_bits(component, DA7219_DAC_FILTERS4, DA7219_DAC_EQ_EN_MASK, |
6d817c0e | 182 | 0); |
45101122 | 183 | snd_soc_component_update_bits(component, DA7219_DAC_FILTERS5, |
6d817c0e AT |
184 | DA7219_DAC_SOFTMUTE_EN_MASK, 0); |
185 | ||
186 | /* Enable HP left & right paths */ | |
45101122 | 187 | snd_soc_component_update_bits(component, DA7219_CP_CTRL, DA7219_CP_EN_MASK, |
6d817c0e | 188 | DA7219_CP_EN_MASK); |
45101122 | 189 | snd_soc_component_update_bits(component, DA7219_DIG_ROUTING_DAC, |
6d817c0e AT |
190 | DA7219_DAC_L_SRC_MASK | DA7219_DAC_R_SRC_MASK, |
191 | DA7219_DAC_L_SRC_TONEGEN | | |
192 | DA7219_DAC_R_SRC_TONEGEN); | |
45101122 | 193 | snd_soc_component_update_bits(component, DA7219_DAC_L_CTRL, |
6d817c0e AT |
194 | DA7219_DAC_L_EN_MASK | DA7219_DAC_L_MUTE_EN_MASK, |
195 | DA7219_DAC_L_EN_MASK); | |
45101122 | 196 | snd_soc_component_update_bits(component, DA7219_DAC_R_CTRL, |
6d817c0e AT |
197 | DA7219_DAC_R_EN_MASK | DA7219_DAC_R_MUTE_EN_MASK, |
198 | DA7219_DAC_R_EN_MASK); | |
45101122 | 199 | snd_soc_component_update_bits(component, DA7219_MIXOUT_L_SELECT, |
6d817c0e AT |
200 | DA7219_MIXOUT_L_MIX_SELECT_MASK, |
201 | DA7219_MIXOUT_L_MIX_SELECT_MASK); | |
45101122 | 202 | snd_soc_component_update_bits(component, DA7219_MIXOUT_R_SELECT, |
6d817c0e AT |
203 | DA7219_MIXOUT_R_MIX_SELECT_MASK, |
204 | DA7219_MIXOUT_R_MIX_SELECT_MASK); | |
45101122 | 205 | snd_soc_component_update_bits(component, DA7219_DROUTING_ST_OUTFILT_1L, |
6d817c0e AT |
206 | DA7219_OUTFILT_ST_1L_SRC_MASK, |
207 | DA7219_DMIX_ST_SRC_OUTFILT1L); | |
45101122 | 208 | snd_soc_component_update_bits(component, DA7219_DROUTING_ST_OUTFILT_1R, |
6d817c0e AT |
209 | DA7219_OUTFILT_ST_1R_SRC_MASK, |
210 | DA7219_DMIX_ST_SRC_OUTFILT1R); | |
45101122 | 211 | snd_soc_component_update_bits(component, DA7219_MIXOUT_L_CTRL, |
6d817c0e AT |
212 | DA7219_MIXOUT_L_AMP_EN_MASK, |
213 | DA7219_MIXOUT_L_AMP_EN_MASK); | |
45101122 | 214 | snd_soc_component_update_bits(component, DA7219_MIXOUT_R_CTRL, |
6d817c0e AT |
215 | DA7219_MIXOUT_R_AMP_EN_MASK, |
216 | DA7219_MIXOUT_R_AMP_EN_MASK); | |
45101122 | 217 | snd_soc_component_update_bits(component, DA7219_HP_L_CTRL, |
86834511 AT |
218 | DA7219_HP_L_AMP_OE_MASK | DA7219_HP_L_AMP_EN_MASK, |
219 | DA7219_HP_L_AMP_OE_MASK | DA7219_HP_L_AMP_EN_MASK); | |
45101122 | 220 | snd_soc_component_update_bits(component, DA7219_HP_R_CTRL, |
86834511 AT |
221 | DA7219_HP_R_AMP_OE_MASK | DA7219_HP_R_AMP_EN_MASK, |
222 | DA7219_HP_R_AMP_OE_MASK | DA7219_HP_R_AMP_EN_MASK); | |
223 | msleep(DA7219_SETTLING_DELAY); | |
45101122 | 224 | snd_soc_component_update_bits(component, DA7219_HP_L_CTRL, |
86834511 AT |
225 | DA7219_HP_L_AMP_MUTE_EN_MASK | |
226 | DA7219_HP_L_AMP_MIN_GAIN_EN_MASK, 0); | |
45101122 | 227 | snd_soc_component_update_bits(component, DA7219_HP_R_CTRL, |
86834511 AT |
228 | DA7219_HP_R_AMP_MUTE_EN_MASK | |
229 | DA7219_HP_R_AMP_MIN_GAIN_EN_MASK, 0); | |
6d817c0e | 230 | |
6a0b87c6 AT |
231 | /* |
232 | * If we're running from the internal oscillator then give audio paths | |
233 | * time to settle before running test. | |
234 | */ | |
235 | if (!(pll_srm_sts & DA7219_PLL_SRM_STS_MCLK)) | |
236 | msleep(DA7219_AAD_HPTEST_INT_OSC_PATH_DELAY); | |
237 | ||
6d817c0e | 238 | /* Configure & start Tone Generator */ |
45101122 | 239 | snd_soc_component_write(component, DA7219_TONE_GEN_ON_PER, DA7219_BEEP_ON_PER_MASK); |
6d817c0e AT |
240 | regmap_raw_write(da7219->regmap, DA7219_TONE_GEN_FREQ1_L, |
241 | &tonegen_freq_hptest, sizeof(tonegen_freq_hptest)); | |
45101122 | 242 | snd_soc_component_update_bits(component, DA7219_TONE_GEN_CFG2, |
6d817c0e AT |
243 | DA7219_SWG_SEL_MASK | DA7219_TONE_GEN_GAIN_MASK, |
244 | DA7219_SWG_SEL_SRAMP | | |
245 | DA7219_TONE_GEN_GAIN_MINUS_15DB); | |
45101122 | 246 | snd_soc_component_write(component, DA7219_TONE_GEN_CFG1, DA7219_START_STOPN_MASK); |
6d817c0e AT |
247 | |
248 | msleep(DA7219_AAD_HPTEST_PERIOD); | |
249 | ||
250 | /* Grab comparator reading */ | |
45101122 | 251 | accdet_cfg8 = snd_soc_component_read32(component, DA7219_ACCDET_CONFIG_8); |
6d817c0e AT |
252 | if (accdet_cfg8 & DA7219_HPTEST_COMP_MASK) |
253 | report |= SND_JACK_HEADPHONE; | |
254 | else | |
255 | report |= SND_JACK_LINEOUT; | |
256 | ||
257 | /* Stop tone generator */ | |
45101122 | 258 | snd_soc_component_write(component, DA7219_TONE_GEN_CFG1, 0); |
6d817c0e AT |
259 | |
260 | msleep(DA7219_AAD_HPTEST_PERIOD); | |
261 | ||
262 | /* Restore original settings from cache */ | |
263 | regcache_mark_dirty(da7219->regmap); | |
264 | regcache_sync_region(da7219->regmap, DA7219_HP_L_CTRL, | |
265 | DA7219_HP_R_CTRL); | |
86834511 | 266 | msleep(DA7219_SETTLING_DELAY); |
6d817c0e AT |
267 | regcache_sync_region(da7219->regmap, DA7219_MIXOUT_L_CTRL, |
268 | DA7219_MIXOUT_R_CTRL); | |
269 | regcache_sync_region(da7219->regmap, DA7219_DROUTING_ST_OUTFILT_1L, | |
270 | DA7219_DROUTING_ST_OUTFILT_1R); | |
271 | regcache_sync_region(da7219->regmap, DA7219_MIXOUT_L_SELECT, | |
272 | DA7219_MIXOUT_R_SELECT); | |
273 | regcache_sync_region(da7219->regmap, DA7219_DAC_L_CTRL, | |
274 | DA7219_DAC_R_CTRL); | |
275 | regcache_sync_region(da7219->regmap, DA7219_DIG_ROUTING_DAC, | |
276 | DA7219_DIG_ROUTING_DAC); | |
277 | regcache_sync_region(da7219->regmap, DA7219_CP_CTRL, DA7219_CP_CTRL); | |
278 | regcache_sync_region(da7219->regmap, DA7219_DAC_FILTERS5, | |
279 | DA7219_DAC_FILTERS5); | |
280 | regcache_sync_region(da7219->regmap, DA7219_DAC_FILTERS4, | |
281 | DA7219_DAC_FILTERS1); | |
282 | regcache_sync_region(da7219->regmap, DA7219_HP_L_GAIN, | |
283 | DA7219_HP_R_GAIN); | |
284 | regcache_sync_region(da7219->regmap, DA7219_DAC_L_GAIN, | |
285 | DA7219_DAC_R_GAIN); | |
286 | regcache_sync_region(da7219->regmap, DA7219_TONE_GEN_ON_PER, | |
287 | DA7219_TONE_GEN_ON_PER); | |
288 | regcache_sync_region(da7219->regmap, DA7219_TONE_GEN_FREQ1_L, | |
289 | DA7219_TONE_GEN_FREQ1_U); | |
290 | regcache_sync_region(da7219->regmap, DA7219_TONE_GEN_CFG1, | |
291 | DA7219_TONE_GEN_CFG2); | |
292 | ||
293 | regcache_cache_bypass(da7219->regmap, false); | |
294 | ||
295 | /* Disable HPTest block */ | |
45101122 | 296 | snd_soc_component_update_bits(component, DA7219_ACCDET_CONFIG_8, |
6d817c0e AT |
297 | DA7219_HPTEST_EN_MASK, 0); |
298 | ||
6a0b87c6 AT |
299 | /* |
300 | * If we're running from the internal oscillator then give audio paths | |
301 | * time to settle before allowing headphones to be driven as required. | |
302 | */ | |
303 | if (!(pll_srm_sts & DA7219_PLL_SRM_STS_MCLK)) | |
304 | msleep(DA7219_AAD_HPTEST_INT_OSC_PATH_DELAY); | |
305 | ||
306 | /* Restore gain ramping rate */ | |
45101122 | 307 | snd_soc_component_write(component, DA7219_GAIN_RAMP_CTRL, gain_ramp_ctrl); |
6a0b87c6 | 308 | |
6d817c0e | 309 | /* Drive Headphones/lineout */ |
45101122 | 310 | snd_soc_component_update_bits(component, DA7219_HP_L_CTRL, DA7219_HP_L_AMP_OE_MASK, |
6d817c0e | 311 | DA7219_HP_L_AMP_OE_MASK); |
45101122 | 312 | snd_soc_component_update_bits(component, DA7219_HP_R_CTRL, DA7219_HP_R_AMP_OE_MASK, |
6d817c0e AT |
313 | DA7219_HP_R_AMP_OE_MASK); |
314 | ||
2a0c2189 AT |
315 | /* Restore PLL to previous configuration, if re-configured */ |
316 | if ((pll_srm_sts & DA7219_PLL_SRM_STS_MCLK) && | |
317 | ((pll_ctrl & DA7219_PLL_MODE_MASK) == DA7219_PLL_MODE_BYPASS)) | |
45101122 | 318 | da7219_set_pll(component, DA7219_SYSCLK_MCLK, 0); |
2a0c2189 | 319 | |
40585391 AT |
320 | /* Remove MCLK, if previously enabled */ |
321 | if (da7219->mclk) | |
322 | clk_disable_unprepare(da7219->mclk); | |
323 | ||
2a0c2189 AT |
324 | mutex_unlock(&da7219->pll_lock); |
325 | mutex_unlock(&da7219->ctrl_lock); | |
6d817c0e AT |
326 | snd_soc_dapm_mutex_unlock(dapm); |
327 | ||
328 | /* | |
329 | * Only send report if jack hasn't been removed during process, | |
330 | * otherwise it's invalid and we drop it. | |
331 | */ | |
332 | if (da7219_aad->jack_inserted) | |
333 | snd_soc_jack_report(da7219_aad->jack, report, | |
334 | SND_JACK_HEADSET | SND_JACK_LINEOUT); | |
335 | } | |
336 | ||
337 | ||
338 | /* | |
339 | * IRQ | |
340 | */ | |
341 | ||
342 | static irqreturn_t da7219_aad_irq_thread(int irq, void *data) | |
343 | { | |
344 | struct da7219_aad_priv *da7219_aad = data; | |
45101122 KM |
345 | struct snd_soc_component *component = da7219_aad->component; |
346 | struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component); | |
347 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); | |
6d817c0e AT |
348 | u8 events[DA7219_AAD_IRQ_REG_MAX]; |
349 | u8 statusa; | |
350 | int i, report = 0, mask = 0; | |
351 | ||
352 | /* Read current IRQ events */ | |
353 | regmap_bulk_read(da7219->regmap, DA7219_ACCDET_IRQ_EVENT_A, | |
354 | events, DA7219_AAD_IRQ_REG_MAX); | |
355 | ||
356 | if (!events[DA7219_AAD_IRQ_REG_A] && !events[DA7219_AAD_IRQ_REG_B]) | |
357 | return IRQ_NONE; | |
358 | ||
359 | /* Read status register for jack insertion & type status */ | |
45101122 | 360 | statusa = snd_soc_component_read32(component, DA7219_ACCDET_STATUS_A); |
6d817c0e AT |
361 | |
362 | /* Clear events */ | |
363 | regmap_bulk_write(da7219->regmap, DA7219_ACCDET_IRQ_EVENT_A, | |
364 | events, DA7219_AAD_IRQ_REG_MAX); | |
365 | ||
45101122 | 366 | dev_dbg(component->dev, "IRQ events = 0x%x|0x%x, status = 0x%x\n", |
6d817c0e AT |
367 | events[DA7219_AAD_IRQ_REG_A], events[DA7219_AAD_IRQ_REG_B], |
368 | statusa); | |
369 | ||
370 | if (statusa & DA7219_JACK_INSERTION_STS_MASK) { | |
371 | /* Jack Insertion */ | |
372 | if (events[DA7219_AAD_IRQ_REG_A] & | |
373 | DA7219_E_JACK_INSERTED_MASK) { | |
374 | report |= SND_JACK_MECHANICAL; | |
375 | mask |= SND_JACK_MECHANICAL; | |
376 | da7219_aad->jack_inserted = true; | |
377 | } | |
378 | ||
379 | /* Jack type detection */ | |
380 | if (events[DA7219_AAD_IRQ_REG_A] & | |
381 | DA7219_E_JACK_DETECT_COMPLETE_MASK) { | |
382 | /* | |
383 | * If 4-pole, then enable button detection, else perform | |
384 | * HP impedance test to determine output type to report. | |
385 | * | |
386 | * We schedule work here as the tasks themselves can | |
387 | * take time to complete, and in particular for hptest | |
388 | * we want to be able to check if the jack was removed | |
389 | * during the procedure as this will invalidate the | |
390 | * result. By doing this as work, the IRQ thread can | |
391 | * handle a removal, and we can check at the end of | |
392 | * hptest if we have a valid result or not. | |
393 | */ | |
394 | if (statusa & DA7219_JACK_TYPE_STS_MASK) { | |
395 | report |= SND_JACK_HEADSET; | |
396 | mask |= SND_JACK_HEADSET | SND_JACK_LINEOUT; | |
397 | schedule_work(&da7219_aad->btn_det_work); | |
398 | } else { | |
399 | schedule_work(&da7219_aad->hptest_work); | |
400 | } | |
401 | } | |
402 | ||
403 | /* Button support for 4-pole jack */ | |
404 | if (statusa & DA7219_JACK_TYPE_STS_MASK) { | |
405 | for (i = 0; i < DA7219_AAD_MAX_BUTTONS; ++i) { | |
406 | /* Button Press */ | |
407 | if (events[DA7219_AAD_IRQ_REG_B] & | |
408 | (DA7219_E_BUTTON_A_PRESSED_MASK << i)) { | |
409 | report |= SND_JACK_BTN_0 >> i; | |
410 | mask |= SND_JACK_BTN_0 >> i; | |
411 | } | |
412 | } | |
413 | snd_soc_jack_report(da7219_aad->jack, report, mask); | |
414 | ||
415 | for (i = 0; i < DA7219_AAD_MAX_BUTTONS; ++i) { | |
416 | /* Button Release */ | |
417 | if (events[DA7219_AAD_IRQ_REG_B] & | |
418 | (DA7219_E_BUTTON_A_RELEASED_MASK >> i)) { | |
419 | report &= ~(SND_JACK_BTN_0 >> i); | |
420 | mask |= SND_JACK_BTN_0 >> i; | |
421 | } | |
422 | } | |
423 | } | |
424 | } else { | |
425 | /* Jack removal */ | |
426 | if (events[DA7219_AAD_IRQ_REG_A] & DA7219_E_JACK_REMOVED_MASK) { | |
427 | report = 0; | |
428 | mask |= DA7219_AAD_REPORT_ALL_MASK; | |
429 | da7219_aad->jack_inserted = false; | |
430 | ||
431 | /* Un-drive headphones/lineout */ | |
45101122 | 432 | snd_soc_component_update_bits(component, DA7219_HP_R_CTRL, |
6d817c0e | 433 | DA7219_HP_R_AMP_OE_MASK, 0); |
45101122 | 434 | snd_soc_component_update_bits(component, DA7219_HP_L_CTRL, |
6d817c0e AT |
435 | DA7219_HP_L_AMP_OE_MASK, 0); |
436 | ||
437 | /* Ensure button detection disabled */ | |
45101122 | 438 | snd_soc_component_update_bits(component, DA7219_ACCDET_CONFIG_1, |
6d817c0e AT |
439 | DA7219_BUTTON_CONFIG_MASK, 0); |
440 | ||
17c81d2f AT |
441 | da7219->micbias_on_event = false; |
442 | ||
6d817c0e AT |
443 | /* Disable mic bias */ |
444 | snd_soc_dapm_disable_pin(dapm, "Mic Bias"); | |
445 | snd_soc_dapm_sync(dapm); | |
446 | ||
447 | /* Cancel any pending work */ | |
448 | cancel_work_sync(&da7219_aad->btn_det_work); | |
449 | cancel_work_sync(&da7219_aad->hptest_work); | |
450 | } | |
451 | } | |
452 | ||
453 | snd_soc_jack_report(da7219_aad->jack, report, mask); | |
454 | ||
455 | return IRQ_HANDLED; | |
456 | } | |
457 | ||
458 | /* | |
a01b8933 | 459 | * DT/ACPI to pdata conversion |
6d817c0e AT |
460 | */ |
461 | ||
462 | static enum da7219_aad_micbias_pulse_lvl | |
45101122 | 463 | da7219_aad_fw_micbias_pulse_lvl(struct snd_soc_component *component, u32 val) |
6d817c0e AT |
464 | { |
465 | switch (val) { | |
466 | case 2800: | |
467 | return DA7219_AAD_MICBIAS_PULSE_LVL_2_8V; | |
468 | case 2900: | |
469 | return DA7219_AAD_MICBIAS_PULSE_LVL_2_9V; | |
470 | default: | |
45101122 | 471 | dev_warn(component->dev, "Invalid micbias pulse level"); |
6d817c0e AT |
472 | return DA7219_AAD_MICBIAS_PULSE_LVL_OFF; |
473 | } | |
474 | } | |
475 | ||
476 | static enum da7219_aad_btn_cfg | |
45101122 | 477 | da7219_aad_fw_btn_cfg(struct snd_soc_component *component, u32 val) |
6d817c0e AT |
478 | { |
479 | switch (val) { | |
480 | case 2: | |
481 | return DA7219_AAD_BTN_CFG_2MS; | |
482 | case 5: | |
483 | return DA7219_AAD_BTN_CFG_5MS; | |
484 | case 10: | |
485 | return DA7219_AAD_BTN_CFG_10MS; | |
486 | case 50: | |
487 | return DA7219_AAD_BTN_CFG_50MS; | |
488 | case 100: | |
489 | return DA7219_AAD_BTN_CFG_100MS; | |
490 | case 200: | |
491 | return DA7219_AAD_BTN_CFG_200MS; | |
492 | case 500: | |
493 | return DA7219_AAD_BTN_CFG_500MS; | |
494 | default: | |
45101122 | 495 | dev_warn(component->dev, "Invalid button config"); |
6d817c0e AT |
496 | return DA7219_AAD_BTN_CFG_10MS; |
497 | } | |
498 | } | |
499 | ||
500 | static enum da7219_aad_mic_det_thr | |
45101122 | 501 | da7219_aad_fw_mic_det_thr(struct snd_soc_component *component, u32 val) |
6d817c0e AT |
502 | { |
503 | switch (val) { | |
504 | case 200: | |
505 | return DA7219_AAD_MIC_DET_THR_200_OHMS; | |
506 | case 500: | |
507 | return DA7219_AAD_MIC_DET_THR_500_OHMS; | |
508 | case 750: | |
509 | return DA7219_AAD_MIC_DET_THR_750_OHMS; | |
510 | case 1000: | |
511 | return DA7219_AAD_MIC_DET_THR_1000_OHMS; | |
512 | default: | |
45101122 | 513 | dev_warn(component->dev, "Invalid mic detect threshold"); |
6d817c0e AT |
514 | return DA7219_AAD_MIC_DET_THR_500_OHMS; |
515 | } | |
516 | } | |
517 | ||
518 | static enum da7219_aad_jack_ins_deb | |
45101122 | 519 | da7219_aad_fw_jack_ins_deb(struct snd_soc_component *component, u32 val) |
6d817c0e AT |
520 | { |
521 | switch (val) { | |
522 | case 5: | |
523 | return DA7219_AAD_JACK_INS_DEB_5MS; | |
524 | case 10: | |
525 | return DA7219_AAD_JACK_INS_DEB_10MS; | |
526 | case 20: | |
527 | return DA7219_AAD_JACK_INS_DEB_20MS; | |
528 | case 50: | |
529 | return DA7219_AAD_JACK_INS_DEB_50MS; | |
530 | case 100: | |
531 | return DA7219_AAD_JACK_INS_DEB_100MS; | |
532 | case 200: | |
533 | return DA7219_AAD_JACK_INS_DEB_200MS; | |
534 | case 500: | |
535 | return DA7219_AAD_JACK_INS_DEB_500MS; | |
536 | case 1000: | |
537 | return DA7219_AAD_JACK_INS_DEB_1S; | |
538 | default: | |
45101122 | 539 | dev_warn(component->dev, "Invalid jack insert debounce"); |
6d817c0e AT |
540 | return DA7219_AAD_JACK_INS_DEB_20MS; |
541 | } | |
542 | } | |
543 | ||
544 | static enum da7219_aad_jack_det_rate | |
45101122 | 545 | da7219_aad_fw_jack_det_rate(struct snd_soc_component *component, const char *str) |
6d817c0e AT |
546 | { |
547 | if (!strcmp(str, "32ms_64ms")) { | |
548 | return DA7219_AAD_JACK_DET_RATE_32_64MS; | |
549 | } else if (!strcmp(str, "64ms_128ms")) { | |
550 | return DA7219_AAD_JACK_DET_RATE_64_128MS; | |
551 | } else if (!strcmp(str, "128ms_256ms")) { | |
552 | return DA7219_AAD_JACK_DET_RATE_128_256MS; | |
553 | } else if (!strcmp(str, "256ms_512ms")) { | |
554 | return DA7219_AAD_JACK_DET_RATE_256_512MS; | |
555 | } else { | |
45101122 | 556 | dev_warn(component->dev, "Invalid jack detect rate"); |
6d817c0e AT |
557 | return DA7219_AAD_JACK_DET_RATE_256_512MS; |
558 | } | |
559 | } | |
560 | ||
561 | static enum da7219_aad_jack_rem_deb | |
45101122 | 562 | da7219_aad_fw_jack_rem_deb(struct snd_soc_component *component, u32 val) |
6d817c0e AT |
563 | { |
564 | switch (val) { | |
565 | case 1: | |
566 | return DA7219_AAD_JACK_REM_DEB_1MS; | |
567 | case 5: | |
568 | return DA7219_AAD_JACK_REM_DEB_5MS; | |
569 | case 10: | |
570 | return DA7219_AAD_JACK_REM_DEB_10MS; | |
571 | case 20: | |
572 | return DA7219_AAD_JACK_REM_DEB_20MS; | |
573 | default: | |
45101122 | 574 | dev_warn(component->dev, "Invalid jack removal debounce"); |
6d817c0e AT |
575 | return DA7219_AAD_JACK_REM_DEB_1MS; |
576 | } | |
577 | } | |
578 | ||
579 | static enum da7219_aad_btn_avg | |
45101122 | 580 | da7219_aad_fw_btn_avg(struct snd_soc_component *component, u32 val) |
6d817c0e AT |
581 | { |
582 | switch (val) { | |
583 | case 1: | |
584 | return DA7219_AAD_BTN_AVG_1; | |
585 | case 2: | |
586 | return DA7219_AAD_BTN_AVG_2; | |
587 | case 4: | |
588 | return DA7219_AAD_BTN_AVG_4; | |
589 | case 8: | |
590 | return DA7219_AAD_BTN_AVG_8; | |
591 | default: | |
45101122 | 592 | dev_warn(component->dev, "Invalid button average value"); |
6d817c0e AT |
593 | return DA7219_AAD_BTN_AVG_2; |
594 | } | |
595 | } | |
596 | ||
597 | static enum da7219_aad_adc_1bit_rpt | |
45101122 | 598 | da7219_aad_fw_adc_1bit_rpt(struct snd_soc_component *component, u32 val) |
6d817c0e AT |
599 | { |
600 | switch (val) { | |
601 | case 1: | |
602 | return DA7219_AAD_ADC_1BIT_RPT_1; | |
603 | case 2: | |
604 | return DA7219_AAD_ADC_1BIT_RPT_2; | |
605 | case 4: | |
606 | return DA7219_AAD_ADC_1BIT_RPT_4; | |
607 | case 8: | |
608 | return DA7219_AAD_ADC_1BIT_RPT_8; | |
609 | default: | |
45101122 | 610 | dev_warn(component->dev, "Invalid ADC 1-bit repeat value"); |
6d817c0e AT |
611 | return DA7219_AAD_ADC_1BIT_RPT_1; |
612 | } | |
613 | } | |
614 | ||
45101122 | 615 | static struct da7219_aad_pdata *da7219_aad_fw_to_pdata(struct snd_soc_component *component) |
6d817c0e | 616 | { |
45101122 | 617 | struct device *dev = component->dev; |
a01b8933 AT |
618 | struct i2c_client *i2c = to_i2c_client(dev); |
619 | struct fwnode_handle *aad_np; | |
6d817c0e | 620 | struct da7219_aad_pdata *aad_pdata; |
a01b8933 AT |
621 | const char *fw_str; |
622 | u32 fw_val32; | |
6d817c0e | 623 | |
a01b8933 | 624 | aad_np = device_get_named_child_node(dev, "da7219_aad"); |
6d817c0e AT |
625 | if (!aad_np) |
626 | return NULL; | |
627 | ||
45101122 | 628 | aad_pdata = devm_kzalloc(dev, sizeof(*aad_pdata), GFP_KERNEL); |
6d817c0e | 629 | if (!aad_pdata) |
a01b8933 | 630 | return NULL; |
6d817c0e | 631 | |
a01b8933 | 632 | aad_pdata->irq = i2c->irq; |
6d817c0e | 633 | |
a01b8933 AT |
634 | if (fwnode_property_read_u32(aad_np, "dlg,micbias-pulse-lvl", |
635 | &fw_val32) >= 0) | |
6d817c0e | 636 | aad_pdata->micbias_pulse_lvl = |
45101122 | 637 | da7219_aad_fw_micbias_pulse_lvl(component, fw_val32); |
6d817c0e AT |
638 | else |
639 | aad_pdata->micbias_pulse_lvl = DA7219_AAD_MICBIAS_PULSE_LVL_OFF; | |
640 | ||
a01b8933 AT |
641 | if (fwnode_property_read_u32(aad_np, "dlg,micbias-pulse-time", |
642 | &fw_val32) >= 0) | |
643 | aad_pdata->micbias_pulse_time = fw_val32; | |
6d817c0e | 644 | |
a01b8933 | 645 | if (fwnode_property_read_u32(aad_np, "dlg,btn-cfg", &fw_val32) >= 0) |
45101122 | 646 | aad_pdata->btn_cfg = da7219_aad_fw_btn_cfg(component, fw_val32); |
6d817c0e AT |
647 | else |
648 | aad_pdata->btn_cfg = DA7219_AAD_BTN_CFG_10MS; | |
649 | ||
a01b8933 | 650 | if (fwnode_property_read_u32(aad_np, "dlg,mic-det-thr", &fw_val32) >= 0) |
6d817c0e | 651 | aad_pdata->mic_det_thr = |
45101122 | 652 | da7219_aad_fw_mic_det_thr(component, fw_val32); |
6d817c0e AT |
653 | else |
654 | aad_pdata->mic_det_thr = DA7219_AAD_MIC_DET_THR_500_OHMS; | |
655 | ||
a01b8933 | 656 | if (fwnode_property_read_u32(aad_np, "dlg,jack-ins-deb", &fw_val32) >= 0) |
6d817c0e | 657 | aad_pdata->jack_ins_deb = |
45101122 | 658 | da7219_aad_fw_jack_ins_deb(component, fw_val32); |
6d817c0e AT |
659 | else |
660 | aad_pdata->jack_ins_deb = DA7219_AAD_JACK_INS_DEB_20MS; | |
661 | ||
a01b8933 | 662 | if (!fwnode_property_read_string(aad_np, "dlg,jack-det-rate", &fw_str)) |
6d817c0e | 663 | aad_pdata->jack_det_rate = |
45101122 | 664 | da7219_aad_fw_jack_det_rate(component, fw_str); |
6d817c0e AT |
665 | else |
666 | aad_pdata->jack_det_rate = DA7219_AAD_JACK_DET_RATE_256_512MS; | |
667 | ||
a01b8933 | 668 | if (fwnode_property_read_u32(aad_np, "dlg,jack-rem-deb", &fw_val32) >= 0) |
6d817c0e | 669 | aad_pdata->jack_rem_deb = |
45101122 | 670 | da7219_aad_fw_jack_rem_deb(component, fw_val32); |
6d817c0e AT |
671 | else |
672 | aad_pdata->jack_rem_deb = DA7219_AAD_JACK_REM_DEB_1MS; | |
673 | ||
a01b8933 AT |
674 | if (fwnode_property_read_u32(aad_np, "dlg,a-d-btn-thr", &fw_val32) >= 0) |
675 | aad_pdata->a_d_btn_thr = (u8) fw_val32; | |
6d817c0e AT |
676 | else |
677 | aad_pdata->a_d_btn_thr = 0xA; | |
678 | ||
a01b8933 AT |
679 | if (fwnode_property_read_u32(aad_np, "dlg,d-b-btn-thr", &fw_val32) >= 0) |
680 | aad_pdata->d_b_btn_thr = (u8) fw_val32; | |
6d817c0e AT |
681 | else |
682 | aad_pdata->d_b_btn_thr = 0x16; | |
683 | ||
a01b8933 AT |
684 | if (fwnode_property_read_u32(aad_np, "dlg,b-c-btn-thr", &fw_val32) >= 0) |
685 | aad_pdata->b_c_btn_thr = (u8) fw_val32; | |
6d817c0e AT |
686 | else |
687 | aad_pdata->b_c_btn_thr = 0x21; | |
688 | ||
a01b8933 AT |
689 | if (fwnode_property_read_u32(aad_np, "dlg,c-mic-btn-thr", &fw_val32) >= 0) |
690 | aad_pdata->c_mic_btn_thr = (u8) fw_val32; | |
6d817c0e AT |
691 | else |
692 | aad_pdata->c_mic_btn_thr = 0x3E; | |
693 | ||
a01b8933 | 694 | if (fwnode_property_read_u32(aad_np, "dlg,btn-avg", &fw_val32) >= 0) |
45101122 | 695 | aad_pdata->btn_avg = da7219_aad_fw_btn_avg(component, fw_val32); |
6d817c0e AT |
696 | else |
697 | aad_pdata->btn_avg = DA7219_AAD_BTN_AVG_2; | |
698 | ||
a01b8933 | 699 | if (fwnode_property_read_u32(aad_np, "dlg,adc-1bit-rpt", &fw_val32) >= 0) |
6d817c0e | 700 | aad_pdata->adc_1bit_rpt = |
45101122 | 701 | da7219_aad_fw_adc_1bit_rpt(component, fw_val32); |
6d817c0e AT |
702 | else |
703 | aad_pdata->adc_1bit_rpt = DA7219_AAD_ADC_1BIT_RPT_1; | |
704 | ||
6d817c0e AT |
705 | return aad_pdata; |
706 | } | |
707 | ||
45101122 | 708 | static void da7219_aad_handle_pdata(struct snd_soc_component *component) |
6d817c0e | 709 | { |
45101122 | 710 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
6d817c0e AT |
711 | struct da7219_aad_priv *da7219_aad = da7219->aad; |
712 | struct da7219_pdata *pdata = da7219->pdata; | |
713 | ||
714 | if ((pdata) && (pdata->aad_pdata)) { | |
715 | struct da7219_aad_pdata *aad_pdata = pdata->aad_pdata; | |
716 | u8 cfg, mask; | |
717 | ||
718 | da7219_aad->irq = aad_pdata->irq; | |
719 | ||
720 | switch (aad_pdata->micbias_pulse_lvl) { | |
721 | case DA7219_AAD_MICBIAS_PULSE_LVL_2_8V: | |
722 | case DA7219_AAD_MICBIAS_PULSE_LVL_2_9V: | |
723 | da7219_aad->micbias_pulse_lvl = | |
724 | (aad_pdata->micbias_pulse_lvl << | |
725 | DA7219_MICBIAS1_LEVEL_SHIFT); | |
726 | break; | |
727 | default: | |
728 | break; | |
729 | } | |
730 | ||
731 | da7219_aad->micbias_pulse_time = aad_pdata->micbias_pulse_time; | |
732 | ||
733 | switch (aad_pdata->btn_cfg) { | |
734 | case DA7219_AAD_BTN_CFG_2MS: | |
735 | case DA7219_AAD_BTN_CFG_5MS: | |
736 | case DA7219_AAD_BTN_CFG_10MS: | |
737 | case DA7219_AAD_BTN_CFG_50MS: | |
738 | case DA7219_AAD_BTN_CFG_100MS: | |
739 | case DA7219_AAD_BTN_CFG_200MS: | |
740 | case DA7219_AAD_BTN_CFG_500MS: | |
741 | da7219_aad->btn_cfg = (aad_pdata->btn_cfg << | |
742 | DA7219_BUTTON_CONFIG_SHIFT); | |
743 | } | |
744 | ||
745 | cfg = 0; | |
746 | mask = 0; | |
747 | switch (aad_pdata->mic_det_thr) { | |
748 | case DA7219_AAD_MIC_DET_THR_200_OHMS: | |
749 | case DA7219_AAD_MIC_DET_THR_500_OHMS: | |
750 | case DA7219_AAD_MIC_DET_THR_750_OHMS: | |
751 | case DA7219_AAD_MIC_DET_THR_1000_OHMS: | |
752 | cfg |= (aad_pdata->mic_det_thr << | |
753 | DA7219_MIC_DET_THRESH_SHIFT); | |
754 | mask |= DA7219_MIC_DET_THRESH_MASK; | |
755 | } | |
45101122 | 756 | snd_soc_component_update_bits(component, DA7219_ACCDET_CONFIG_1, mask, cfg); |
6d817c0e AT |
757 | |
758 | cfg = 0; | |
759 | mask = 0; | |
760 | switch (aad_pdata->jack_ins_deb) { | |
761 | case DA7219_AAD_JACK_INS_DEB_5MS: | |
762 | case DA7219_AAD_JACK_INS_DEB_10MS: | |
763 | case DA7219_AAD_JACK_INS_DEB_20MS: | |
764 | case DA7219_AAD_JACK_INS_DEB_50MS: | |
765 | case DA7219_AAD_JACK_INS_DEB_100MS: | |
766 | case DA7219_AAD_JACK_INS_DEB_200MS: | |
767 | case DA7219_AAD_JACK_INS_DEB_500MS: | |
768 | case DA7219_AAD_JACK_INS_DEB_1S: | |
769 | cfg |= (aad_pdata->jack_ins_deb << | |
770 | DA7219_JACKDET_DEBOUNCE_SHIFT); | |
771 | mask |= DA7219_JACKDET_DEBOUNCE_MASK; | |
772 | } | |
773 | switch (aad_pdata->jack_det_rate) { | |
774 | case DA7219_AAD_JACK_DET_RATE_32_64MS: | |
775 | case DA7219_AAD_JACK_DET_RATE_64_128MS: | |
776 | case DA7219_AAD_JACK_DET_RATE_128_256MS: | |
777 | case DA7219_AAD_JACK_DET_RATE_256_512MS: | |
778 | cfg |= (aad_pdata->jack_det_rate << | |
779 | DA7219_JACK_DETECT_RATE_SHIFT); | |
780 | mask |= DA7219_JACK_DETECT_RATE_MASK; | |
781 | } | |
782 | switch (aad_pdata->jack_rem_deb) { | |
783 | case DA7219_AAD_JACK_REM_DEB_1MS: | |
784 | case DA7219_AAD_JACK_REM_DEB_5MS: | |
785 | case DA7219_AAD_JACK_REM_DEB_10MS: | |
786 | case DA7219_AAD_JACK_REM_DEB_20MS: | |
787 | cfg |= (aad_pdata->jack_rem_deb << | |
788 | DA7219_JACKDET_REM_DEB_SHIFT); | |
789 | mask |= DA7219_JACKDET_REM_DEB_MASK; | |
790 | } | |
45101122 | 791 | snd_soc_component_update_bits(component, DA7219_ACCDET_CONFIG_2, mask, cfg); |
6d817c0e | 792 | |
45101122 | 793 | snd_soc_component_write(component, DA7219_ACCDET_CONFIG_3, |
6d817c0e | 794 | aad_pdata->a_d_btn_thr); |
45101122 | 795 | snd_soc_component_write(component, DA7219_ACCDET_CONFIG_4, |
6d817c0e | 796 | aad_pdata->d_b_btn_thr); |
45101122 | 797 | snd_soc_component_write(component, DA7219_ACCDET_CONFIG_5, |
6d817c0e | 798 | aad_pdata->b_c_btn_thr); |
45101122 | 799 | snd_soc_component_write(component, DA7219_ACCDET_CONFIG_6, |
6d817c0e AT |
800 | aad_pdata->c_mic_btn_thr); |
801 | ||
802 | cfg = 0; | |
803 | mask = 0; | |
804 | switch (aad_pdata->btn_avg) { | |
805 | case DA7219_AAD_BTN_AVG_1: | |
806 | case DA7219_AAD_BTN_AVG_2: | |
807 | case DA7219_AAD_BTN_AVG_4: | |
808 | case DA7219_AAD_BTN_AVG_8: | |
809 | cfg |= (aad_pdata->btn_avg << | |
810 | DA7219_BUTTON_AVERAGE_SHIFT); | |
811 | mask |= DA7219_BUTTON_AVERAGE_MASK; | |
812 | } | |
813 | switch (aad_pdata->adc_1bit_rpt) { | |
814 | case DA7219_AAD_ADC_1BIT_RPT_1: | |
815 | case DA7219_AAD_ADC_1BIT_RPT_2: | |
816 | case DA7219_AAD_ADC_1BIT_RPT_4: | |
817 | case DA7219_AAD_ADC_1BIT_RPT_8: | |
818 | cfg |= (aad_pdata->adc_1bit_rpt << | |
819 | DA7219_ADC_1_BIT_REPEAT_SHIFT); | |
820 | mask |= DA7219_ADC_1_BIT_REPEAT_MASK; | |
821 | } | |
45101122 | 822 | snd_soc_component_update_bits(component, DA7219_ACCDET_CONFIG_7, mask, cfg); |
6d817c0e AT |
823 | } |
824 | } | |
825 | ||
826 | ||
bb0c35fc AT |
827 | /* |
828 | * Suspend/Resume | |
829 | */ | |
830 | ||
45101122 | 831 | void da7219_aad_suspend(struct snd_soc_component *component) |
bb0c35fc | 832 | { |
45101122 | 833 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
bb0c35fc | 834 | struct da7219_aad_priv *da7219_aad = da7219->aad; |
45101122 | 835 | struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component); |
bb0c35fc AT |
836 | u8 micbias_ctrl; |
837 | ||
838 | if (da7219_aad->jack) { | |
839 | /* Disable jack detection during suspend */ | |
45101122 | 840 | snd_soc_component_update_bits(component, DA7219_ACCDET_CONFIG_1, |
bb0c35fc AT |
841 | DA7219_ACCDET_EN_MASK, 0); |
842 | ||
843 | /* | |
844 | * If we have a 4-pole jack inserted, then micbias will be | |
845 | * enabled. We can disable micbias here, and keep a note to | |
846 | * re-enable it on resume. If jack removal occurred during | |
847 | * suspend then this will be dealt with through the IRQ handler. | |
848 | */ | |
849 | if (da7219_aad->jack_inserted) { | |
45101122 | 850 | micbias_ctrl = snd_soc_component_read32(component, DA7219_MICBIAS_CTRL); |
bb0c35fc AT |
851 | if (micbias_ctrl & DA7219_MICBIAS1_EN_MASK) { |
852 | snd_soc_dapm_disable_pin(dapm, "Mic Bias"); | |
853 | snd_soc_dapm_sync(dapm); | |
854 | da7219_aad->micbias_resume_enable = true; | |
855 | } | |
856 | } | |
857 | } | |
858 | } | |
859 | ||
45101122 | 860 | void da7219_aad_resume(struct snd_soc_component *component) |
bb0c35fc | 861 | { |
45101122 | 862 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
bb0c35fc | 863 | struct da7219_aad_priv *da7219_aad = da7219->aad; |
45101122 | 864 | struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component); |
bb0c35fc AT |
865 | |
866 | if (da7219_aad->jack) { | |
867 | /* Re-enable micbias if previously enabled for 4-pole jack */ | |
868 | if (da7219_aad->jack_inserted && | |
869 | da7219_aad->micbias_resume_enable) { | |
870 | snd_soc_dapm_force_enable_pin(dapm, "Mic Bias"); | |
871 | snd_soc_dapm_sync(dapm); | |
872 | da7219_aad->micbias_resume_enable = false; | |
873 | } | |
874 | ||
875 | /* Re-enable jack detection */ | |
45101122 | 876 | snd_soc_component_update_bits(component, DA7219_ACCDET_CONFIG_1, |
bb0c35fc AT |
877 | DA7219_ACCDET_EN_MASK, |
878 | DA7219_ACCDET_EN_MASK); | |
879 | } | |
880 | } | |
881 | ||
882 | ||
6d817c0e AT |
883 | /* |
884 | * Init/Exit | |
885 | */ | |
886 | ||
45101122 | 887 | int da7219_aad_init(struct snd_soc_component *component) |
6d817c0e | 888 | { |
45101122 | 889 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
6d817c0e AT |
890 | struct da7219_aad_priv *da7219_aad; |
891 | u8 mask[DA7219_AAD_IRQ_REG_MAX]; | |
892 | int ret; | |
893 | ||
45101122 | 894 | da7219_aad = devm_kzalloc(component->dev, sizeof(*da7219_aad), GFP_KERNEL); |
6d817c0e AT |
895 | if (!da7219_aad) |
896 | return -ENOMEM; | |
897 | ||
898 | da7219->aad = da7219_aad; | |
45101122 | 899 | da7219_aad->component = component; |
6d817c0e | 900 | |
a01b8933 AT |
901 | /* Handle any DT/ACPI/platform data */ |
902 | if (da7219->pdata && !da7219->pdata->aad_pdata) | |
45101122 | 903 | da7219->pdata->aad_pdata = da7219_aad_fw_to_pdata(component); |
6d817c0e | 904 | |
45101122 | 905 | da7219_aad_handle_pdata(component); |
6d817c0e AT |
906 | |
907 | /* Disable button detection */ | |
45101122 | 908 | snd_soc_component_update_bits(component, DA7219_ACCDET_CONFIG_1, |
6d817c0e AT |
909 | DA7219_BUTTON_CONFIG_MASK, 0); |
910 | ||
911 | INIT_WORK(&da7219_aad->btn_det_work, da7219_aad_btn_det_work); | |
912 | INIT_WORK(&da7219_aad->hptest_work, da7219_aad_hptest_work); | |
913 | ||
914 | ret = request_threaded_irq(da7219_aad->irq, NULL, | |
915 | da7219_aad_irq_thread, | |
916 | IRQF_TRIGGER_LOW | IRQF_ONESHOT, | |
917 | "da7219-aad", da7219_aad); | |
918 | if (ret) { | |
45101122 | 919 | dev_err(component->dev, "Failed to request IRQ: %d\n", ret); |
6d817c0e AT |
920 | return ret; |
921 | } | |
922 | ||
923 | /* Unmask AAD IRQs */ | |
924 | memset(mask, 0, DA7219_AAD_IRQ_REG_MAX); | |
925 | regmap_bulk_write(da7219->regmap, DA7219_ACCDET_IRQ_MASK_A, | |
926 | &mask, DA7219_AAD_IRQ_REG_MAX); | |
927 | ||
928 | return 0; | |
929 | } | |
930 | EXPORT_SYMBOL_GPL(da7219_aad_init); | |
931 | ||
45101122 | 932 | void da7219_aad_exit(struct snd_soc_component *component) |
6d817c0e | 933 | { |
45101122 | 934 | struct da7219_priv *da7219 = snd_soc_component_get_drvdata(component); |
6d817c0e AT |
935 | struct da7219_aad_priv *da7219_aad = da7219->aad; |
936 | u8 mask[DA7219_AAD_IRQ_REG_MAX]; | |
937 | ||
938 | /* Mask off AAD IRQs */ | |
939 | memset(mask, DA7219_BYTE_MASK, DA7219_AAD_IRQ_REG_MAX); | |
940 | regmap_bulk_write(da7219->regmap, DA7219_ACCDET_IRQ_MASK_A, | |
941 | mask, DA7219_AAD_IRQ_REG_MAX); | |
942 | ||
943 | free_irq(da7219_aad->irq, da7219_aad); | |
944 | ||
945 | cancel_work_sync(&da7219_aad->btn_det_work); | |
946 | cancel_work_sync(&da7219_aad->hptest_work); | |
947 | } | |
948 | EXPORT_SYMBOL_GPL(da7219_aad_exit); | |
949 | ||
950 | MODULE_DESCRIPTION("ASoC DA7219 AAD Driver"); | |
951 | MODULE_AUTHOR("Adam Thomson <Adam.Thomson.Opensource@diasemi.com>"); | |
952 | MODULE_LICENSE("GPL"); |