sun8i-codec-analog.c

File: sun8i-codec-analog.c - Tab length: 1 2 4 8 - Lines: on off - No wrap: on off

0001: /*
0002:  * This driver supports the analog controls for the internal codec
0003:  * found in Allwinner's A31s, A23, A33 and H3 SoCs.
0004:  *
0005:  * Copyright 2016 Chen-Yu Tsai <wens@csie.org>
0006:  *
0007:  * This program is free software; you can redistribute it and/or modify
0008:  * it under the terms of the GNU General Public License as published by
0009:  * the Free Software Foundation; either version 2 of the License, or
0010:  * (at your option) any later version.
0011:  *
0012:  * This program is distributed in the hope that it will be useful,
0013:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
0014:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
0015:  * GNU General Public License for more details.
0016:  */
0017:
0018: #include <linux/io.h>
0019: #include <linux/kernel.h>
0020: #include <linux/module.h>
0021: #include <linux/of.h>
0022: #include <linux/of_device.h>
0023: #include <linux/platform_device.h>
0024: #include <linux/regmap.h>
0025:
0026: #include <sound/soc.h>
0027: #include <sound/soc-dapm.h>
0028: #include <sound/tlv.h>
0029:
0030: #include <linux/gpio.h>
0031: #include <linux/gpio/consumer.h>
0032:
0033: #include "sun8i-adda-pr-regmap.h"
0034:
0035: /* Codec analog control register offsets and bit fields */
0036: #define SUN8I_ADDA_HP_VOLC 0x00
0037: #define SUN8I_ADDA_HP_VOLC_PA_CLK_GATE 7
0038: #define SUN8I_ADDA_HP_VOLC_HP_VOL 0
0039: #define SUN8I_ADDA_LOMIXSC 0x01
0040: #define SUN8I_ADDA_LOMIXSC_MIC1 6
0041: #define SUN8I_ADDA_LOMIXSC_MIC2 5
0042: #define SUN8I_ADDA_LOMIXSC_PHONE 4
0043: #define SUN8I_ADDA_LOMIXSC_PHONEN 3
0044: #define SUN8I_ADDA_LOMIXSC_LINEINL 2
0045: #define SUN8I_ADDA_LOMIXSC_DACL 1
0046: #define SUN8I_ADDA_LOMIXSC_DACR 0
0047: #define SUN8I_ADDA_ROMIXSC 0x02
0048: #define SUN8I_ADDA_ROMIXSC_MIC1 6
0049: #define SUN8I_ADDA_ROMIXSC_MIC2 5
0050: #define SUN8I_ADDA_ROMIXSC_PHONE 4
0051: #define SUN8I_ADDA_ROMIXSC_PHONEP 3
0052: #define SUN8I_ADDA_ROMIXSC_LINEINR 2
0053: #define SUN8I_ADDA_ROMIXSC_DACR 1
0054: #define SUN8I_ADDA_ROMIXSC_DACL 0
0055: #define SUN8I_ADDA_DAC_PA_SRC 0x03
0056: #define SUN8I_ADDA_DAC_PA_SRC_DACAREN 7
0057: #define SUN8I_ADDA_DAC_PA_SRC_DACALEN 6
0058: #define SUN8I_ADDA_DAC_PA_SRC_RMIXEN 5
0059: #define SUN8I_ADDA_DAC_PA_SRC_LMIXEN 4
0060: #define SUN8I_ADDA_DAC_PA_SRC_RHPPAMUTE 3
0061: #define SUN8I_ADDA_DAC_PA_SRC_LHPPAMUTE 2
0062: #define SUN8I_ADDA_DAC_PA_SRC_RHPIS 1
0063: #define SUN8I_ADDA_DAC_PA_SRC_LHPIS 0
0064: #define SUN8I_ADDA_PHONEIN_GCTRL 0x04
0065: #define SUN8I_ADDA_PHONEIN_GCTRL_PHONEPG 4
0066: #define SUN8I_ADDA_PHONEIN_GCTRL_PHONENG 0
0067: #define SUN8I_ADDA_LINEIN_GCTRL 0x05
0068: #define SUN8I_ADDA_LINEIN_GCTRL_LINEING 4
0069: #define SUN8I_ADDA_LINEIN_GCTRL_PHONEG 0
0070: #define SUN8I_ADDA_MICIN_GCTRL 0x06
0071: #define SUN8I_ADDA_MICIN_GCTRL_MIC1G 4
0072: #define SUN8I_ADDA_MICIN_GCTRL_MIC2G 0
0073: #define SUN8I_ADDA_PAEN_HP_CTRL 0x07
0074: #define SUN8I_ADDA_PAEN_HP_CTRL_HPPAEN 7
0075: #define SUN8I_ADDA_PAEN_HP_CTRL_LINEOUTEN 7 /* H3 specific */
0076: #define SUN8I_ADDA_PAEN_HP_CTRL_HPCOM_FC 5
0077: #define SUN8I_ADDA_PAEN_HP_CTRL_COMPTEN 4
0078: #define SUN8I_ADDA_PAEN_HP_CTRL_PA_ANTI_POP_CTRL 2
0079: #define SUN8I_ADDA_PAEN_HP_CTRL_LTRNMUTE 1
0080: #define SUN8I_ADDA_PAEN_HP_CTRL_RTLNMUTE 0
0081: #define SUN8I_ADDA_PHONEOUT_CTRL 0x08
0082: #define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUTG 5
0083: #define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUTEN 4
0084: #define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUT_MIC1 3
0085: #define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUT_MIC2 2
0086: #define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUT_RMIX 1
0087: #define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUT_LMIX 0
0088: #define SUN8I_ADDA_PHONE_GAIN_CTRL 0x09
0089: #define SUN8I_ADDA_PHONE_GAIN_CTRL_LINEOUT_VOL 3
0090: #define SUN8I_ADDA_PHONE_GAIN_CTRL_PHONEPREG 0
0091: #define SUN8I_ADDA_MIC2G_CTRL 0x0a
0092: #define SUN8I_ADDA_MIC2G_CTRL_MIC2AMPEN 7
0093: #define SUN8I_ADDA_MIC2G_CTRL_MIC2BOOST 4
0094: #define SUN8I_ADDA_MIC2G_CTRL_LINEOUTLEN 3
0095: #define SUN8I_ADDA_MIC2G_CTRL_LINEOUTREN 2
0096: #define SUN8I_ADDA_MIC2G_CTRL_LINEOUTLSRC 1
0097: #define SUN8I_ADDA_MIC2G_CTRL_LINEOUTRSRC 0
0098: #define SUN8I_ADDA_MIC1G_MICBIAS_CTRL 0x0b
0099: #define SUN8I_ADDA_MIC1G_MICBIAS_CTRL_HMICBIASEN 7
0100: #define SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MMICBIASEN 6
0101: #define SUN8I_ADDA_MIC1G_MICBIAS_CTRL_HMICBIAS_MODE 5
0102: #define SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MIC1AMPEN 3
0103: #define SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MIC1BOOST 0
0104: #define SUN8I_ADDA_LADCMIXSC 0x0c
0105: #define SUN8I_ADDA_LADCMIXSC_MIC1 6
0106: #define SUN8I_ADDA_LADCMIXSC_MIC2 5
0107: #define SUN8I_ADDA_LADCMIXSC_PHONE 4
0108: #define SUN8I_ADDA_LADCMIXSC_PHONEN 3
0109: #define SUN8I_ADDA_LADCMIXSC_LINEINL 2
0110: #define SUN8I_ADDA_LADCMIXSC_OMIXRL 1
0111: #define SUN8I_ADDA_LADCMIXSC_OMIXRR 0
0112: #define SUN8I_ADDA_RADCMIXSC 0x0d
0113: #define SUN8I_ADDA_RADCMIXSC_MIC1 6
0114: #define SUN8I_ADDA_RADCMIXSC_MIC2 5
0115: #define SUN8I_ADDA_RADCMIXSC_PHONE 4
0116: #define SUN8I_ADDA_RADCMIXSC_PHONEP 3
0117: #define SUN8I_ADDA_RADCMIXSC_LINEINR 2
0118: #define SUN8I_ADDA_RADCMIXSC_OMIXR 1
0119: #define SUN8I_ADDA_RADCMIXSC_OMIXL 0
0120: #define SUN8I_ADDA_RES 0x0e
0121: #define SUN8I_ADDA_RES_MMICBIAS_SEL 4
0122: #define SUN8I_ADDA_RES_PA_ANTI_POP_CTRL 0
0123: #define SUN8I_ADDA_ADC_AP_EN 0x0f
0124: #define SUN8I_ADDA_ADC_AP_EN_ADCREN 7
0125: #define SUN8I_ADDA_ADC_AP_EN_ADCLEN 6
0126: #define SUN8I_ADDA_ADC_AP_EN_ADCG 0
0127:
0128: /* mixer controls */
0129: static const struct snd_kcontrol_new sun8i_codec_mixer_controls[] = {
0130:   SOC_DAPM_DOUBLE_R("DAC Playback Switch",
0131:   SUN8I_ADDA_LOMIXSC,
0132:   SUN8I_ADDA_ROMIXSC,
0133:   SUN8I_ADDA_LOMIXSC_DACL, 1, 0),
0134:   SOC_DAPM_DOUBLE_R("DAC Reversed Playback Switch",
0135:   SUN8I_ADDA_LOMIXSC,
0136:   SUN8I_ADDA_ROMIXSC,
0137:   SUN8I_ADDA_LOMIXSC_DACR, 1, 0),
0138:   SOC_DAPM_DOUBLE_R("Line In Playback Switch",
0139:   SUN8I_ADDA_LOMIXSC,
0140:   SUN8I_ADDA_ROMIXSC,
0141:   SUN8I_ADDA_LOMIXSC_LINEINL, 1, 0),
0142:   SOC_DAPM_DOUBLE_R("Mic1 Playback Switch",
0143:   SUN8I_ADDA_LOMIXSC,
0144:   SUN8I_ADDA_ROMIXSC,
0145:   SUN8I_ADDA_LOMIXSC_MIC1, 1, 0),
0146:   SOC_DAPM_DOUBLE_R("Mic2 Playback Switch",
0147:   SUN8I_ADDA_LOMIXSC,
0148:   SUN8I_ADDA_ROMIXSC,
0149:   SUN8I_ADDA_LOMIXSC_MIC2, 1, 0),
0150: };
0151:
0152: /* mixer controls */
0153: static const struct snd_kcontrol_new sun8i_v3s_codec_mixer_controls[] = {
0154:   SOC_DAPM_DOUBLE_R("DAC Playback Switch",
0155:   SUN8I_ADDA_LOMIXSC,
0156:   SUN8I_ADDA_ROMIXSC,
0157:   SUN8I_ADDA_LOMIXSC_DACL, 1, 0),
0158:   SOC_DAPM_DOUBLE_R("DAC Reversed Playback Switch",
0159:   SUN8I_ADDA_LOMIXSC,
0160:   SUN8I_ADDA_ROMIXSC,
0161:   SUN8I_ADDA_LOMIXSC_DACR, 1, 0),
0162:   SOC_DAPM_DOUBLE_R("Mic1 Playback Switch",
0163:   SUN8I_ADDA_LOMIXSC,
0164:   SUN8I_ADDA_ROMIXSC,
0165:   SUN8I_ADDA_LOMIXSC_MIC1, 1, 0),
0166: };
0167:
0168: /* ADC mixer controls */
0169: static const struct snd_kcontrol_new sun8i_codec_adc_mixer_controls[] = {
0170:   SOC_DAPM_DOUBLE_R("Mixer Capture Switch",
0171:   SUN8I_ADDA_LADCMIXSC,
0172:   SUN8I_ADDA_RADCMIXSC,
0173:   SUN8I_ADDA_LADCMIXSC_OMIXRL, 1, 0),
0174:   SOC_DAPM_DOUBLE_R("Mixer Reversed Capture Switch",
0175:   SUN8I_ADDA_LADCMIXSC,
0176:   SUN8I_ADDA_RADCMIXSC,
0177:   SUN8I_ADDA_LADCMIXSC_OMIXRR, 1, 0),
0178:   SOC_DAPM_DOUBLE_R("Line In Capture Switch",
0179:   SUN8I_ADDA_LADCMIXSC,
0180:   SUN8I_ADDA_RADCMIXSC,
0181:   SUN8I_ADDA_LADCMIXSC_LINEINL, 1, 0),
0182:   SOC_DAPM_DOUBLE_R("Mic1 Capture Switch",
0183:   SUN8I_ADDA_LADCMIXSC,
0184:   SUN8I_ADDA_RADCMIXSC,
0185:   SUN8I_ADDA_LADCMIXSC_MIC1, 1, 0),
0186:   SOC_DAPM_DOUBLE_R("Mic2 Capture Switch",
0187:   SUN8I_ADDA_LADCMIXSC,
0188:   SUN8I_ADDA_RADCMIXSC,
0189:   SUN8I_ADDA_LADCMIXSC_MIC2, 1, 0),
0190: };
0191:
0192: /* ADC mixer controls */
0193: static const struct snd_kcontrol_new sun8i_v3s_codec_adc_mixer_controls[] = {
0194:   SOC_DAPM_DOUBLE_R("Mixer Capture Switch",
0195:   SUN8I_ADDA_LADCMIXSC,
0196:   SUN8I_ADDA_RADCMIXSC,
0197:   SUN8I_ADDA_LADCMIXSC_OMIXRL, 1, 0),
0198:   SOC_DAPM_DOUBLE_R("Mixer Reversed Capture Switch",
0199:   SUN8I_ADDA_LADCMIXSC,
0200:   SUN8I_ADDA_RADCMIXSC,
0201:   SUN8I_ADDA_LADCMIXSC_OMIXRR, 1, 0),
0202:   SOC_DAPM_DOUBLE_R("Mic1 Capture Switch",
0203:   SUN8I_ADDA_LADCMIXSC,
0204:   SUN8I_ADDA_RADCMIXSC,
0205:   SUN8I_ADDA_LADCMIXSC_MIC1, 1, 0),
0206: };
0207:
0208: /* volume / mute controls */
0209: static const DECLARE_TLV_DB_SCALE(sun8i_codec_out_mixer_pregain_scale,
0210:   -450, 150, 0);
0211: static const DECLARE_TLV_DB_RANGE(sun8i_codec_mic_gain_scale,
0212:   0, 0, TLV_DB_SCALE_ITEM(0, 0, 0),
0213:   1, 7, TLV_DB_SCALE_ITEM(2400, 300, 0),
0214: );
0215:
0216: static const struct snd_kcontrol_new sun8i_codec_common_controls[] = {
0217:   /* Mixer pre-gain */
0218:   SOC_SINGLE_TLV("Mic1 Playback Volume", SUN8I_ADDA_MICIN_GCTRL,
0219:   SUN8I_ADDA_MICIN_GCTRL_MIC1G,
0220:   0x7, 0, sun8i_codec_out_mixer_pregain_scale),
0221:
0222:   /* Microphone Amp boost gain */
0223:   SOC_SINGLE_TLV("Mic1 Boost Volume", SUN8I_ADDA_MIC1G_MICBIAS_CTRL,
0224:   SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MIC1BOOST, 0x7, 0,
0225:   sun8i_codec_mic_gain_scale),
0226:
0227:   /* ADC */
0228:   SOC_SINGLE_TLV("ADC Gain Capture Volume", SUN8I_ADDA_ADC_AP_EN,
0229:   SUN8I_ADDA_ADC_AP_EN_ADCG, 0x7, 0,
0230:   sun8i_codec_out_mixer_pregain_scale),
0231: };
0232:
0233: static const struct snd_soc_dapm_widget sun8i_codec_common_widgets[] = {
0234:   /* ADC */
0235:   SND_SOC_DAPM_ADC("Left ADC", NULL, SUN8I_ADDA_ADC_AP_EN,
0236:   SUN8I_ADDA_ADC_AP_EN_ADCLEN, 0),
0237:   SND_SOC_DAPM_ADC("Right ADC", NULL, SUN8I_ADDA_ADC_AP_EN,
0238:   SUN8I_ADDA_ADC_AP_EN_ADCREN, 0),
0239:
0240:   /* DAC */
0241:   SND_SOC_DAPM_DAC("Left DAC", NULL, SUN8I_ADDA_DAC_PA_SRC,
0242:   SUN8I_ADDA_DAC_PA_SRC_DACALEN, 0),
0243:   SND_SOC_DAPM_DAC("Right DAC", NULL, SUN8I_ADDA_DAC_PA_SRC,
0244:   SUN8I_ADDA_DAC_PA_SRC_DACAREN, 0),
0245:   /*
0246:   * Due to this component and the codec belonging to separate DAPM
0247:   * contexts, we need to manually link the above widgets to their
0248:   * stream widgets at the card level.
0249:   */
0250:
0251:   /* Microphone input */
0252:   SND_SOC_DAPM_INPUT("MIC1"),
0253:
0254:   /* Mic input path */
0255:   SND_SOC_DAPM_PGA("Mic1 Amplifier", SUN8I_ADDA_MIC1G_MICBIAS_CTRL,
0256:   SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MIC1AMPEN, 0, NULL, 0),
0257: };
0258:
0259: static const struct snd_soc_dapm_widget sun8i_codec_mixer_widgets[] = {
0260:   SND_SOC_DAPM_MIXER("Left Mixer", SUN8I_ADDA_DAC_PA_SRC,
0261:   SUN8I_ADDA_DAC_PA_SRC_LMIXEN, 0,
0262:   sun8i_codec_mixer_controls,
0263:   ARRAY_SIZE(sun8i_codec_mixer_controls)),
0264:   SND_SOC_DAPM_MIXER("Right Mixer", SUN8I_ADDA_DAC_PA_SRC,
0265:   SUN8I_ADDA_DAC_PA_SRC_RMIXEN, 0,
0266:   sun8i_codec_mixer_controls,
0267:   ARRAY_SIZE(sun8i_codec_mixer_controls)),
0268:   SND_SOC_DAPM_MIXER("Left ADC Mixer", SUN8I_ADDA_ADC_AP_EN,
0269:   SUN8I_ADDA_ADC_AP_EN_ADCLEN, 0,
0270:   sun8i_codec_adc_mixer_controls,
0271:   ARRAY_SIZE(sun8i_codec_adc_mixer_controls)),
0272:   SND_SOC_DAPM_MIXER("Right ADC Mixer", SUN8I_ADDA_ADC_AP_EN,
0273:   SUN8I_ADDA_ADC_AP_EN_ADCREN, 0,
0274:   sun8i_codec_adc_mixer_controls,
0275:   ARRAY_SIZE(sun8i_codec_adc_mixer_controls)),
0276: };
0277:
0278: static const struct snd_soc_dapm_widget sun8i_v3s_codec_mixer_widgets[] = {
0279:   SND_SOC_DAPM_MIXER("Left Mixer", SUN8I_ADDA_DAC_PA_SRC,
0280:   SUN8I_ADDA_DAC_PA_SRC_LMIXEN, 0,
0281:   sun8i_v3s_codec_mixer_controls,
0282:   ARRAY_SIZE(sun8i_v3s_codec_mixer_controls)),
0283:   SND_SOC_DAPM_MIXER("Right Mixer", SUN8I_ADDA_DAC_PA_SRC,
0284:   SUN8I_ADDA_DAC_PA_SRC_RMIXEN, 0,
0285:   sun8i_v3s_codec_mixer_controls,
0286:   ARRAY_SIZE(sun8i_v3s_codec_mixer_controls)),
0287:   SND_SOC_DAPM_MIXER("Left ADC Mixer", SUN8I_ADDA_ADC_AP_EN,
0288:   SUN8I_ADDA_ADC_AP_EN_ADCLEN, 0,
0289:   sun8i_v3s_codec_adc_mixer_controls,
0290:   ARRAY_SIZE(sun8i_v3s_codec_adc_mixer_controls)),
0291:   SND_SOC_DAPM_MIXER("Right ADC Mixer", SUN8I_ADDA_ADC_AP_EN,
0292:   SUN8I_ADDA_ADC_AP_EN_ADCREN, 0,
0293:   sun8i_v3s_codec_adc_mixer_controls,
0294:   ARRAY_SIZE(sun8i_v3s_codec_adc_mixer_controls)),
0295: };
0296:
0297: static const struct snd_soc_dapm_route sun8i_codec_common_routes[] = {
0298:   /* Microphone Routes */
0299:   { "Mic1 Amplifier", NULL, "MIC1"},
0300: };
0301:
0302: static const struct snd_soc_dapm_route sun8i_codec_mixer_routes[] = {
0303:   /* Left Mixer Routes */
0304:   { "Left Mixer", "DAC Playback Switch", "Left DAC" },
0305:   { "Left Mixer", "DAC Reversed Playback Switch", "Right DAC" },
0306:   { "Left Mixer", "Mic1 Playback Switch", "Mic1 Amplifier" },
0307:
0308:   /* Right Mixer Routes */
0309:   { "Right Mixer", "DAC Playback Switch", "Right DAC" },
0310:   { "Right Mixer", "DAC Reversed Playback Switch", "Left DAC" },
0311:   { "Right Mixer", "Mic1 Playback Switch", "Mic1 Amplifier" },
0312:
0313:   /* Left ADC Mixer Routes */
0314:   { "Left ADC Mixer", "Mixer Capture Switch", "Left Mixer" },
0315:   { "Left ADC Mixer", "Mixer Reversed Capture Switch", "Right Mixer" },
0316:   { "Left ADC Mixer", "Mic1 Capture Switch", "Mic1 Amplifier" },
0317:
0318:   /* Right ADC Mixer Routes */
0319:   { "Right ADC Mixer", "Mixer Capture Switch", "Right Mixer" },
0320:   { "Right ADC Mixer", "Mixer Reversed Capture Switch", "Left Mixer" },
0321:   { "Right ADC Mixer", "Mic1 Capture Switch", "Mic1 Amplifier" },
0322:
0323:   /* ADC Routes */
0324:   { "Left ADC", NULL, "Left ADC Mixer" },
0325:   { "Right ADC", NULL, "Right ADC Mixer" },
0326: };
0327:
0328: /* headphone specific controls, widgets, and routes */
0329: static const DECLARE_TLV_DB_SCALE(sun8i_codec_hp_vol_scale, -6300, 100, 1);
0330: static const struct snd_kcontrol_new sun8i_codec_headphone_controls[] = {
0331:   SOC_SINGLE_TLV("Master Playback Volume",
0332:   SUN8I_ADDA_HP_VOLC,
0333:   SUN8I_ADDA_HP_VOLC_HP_VOL, 0x3f, 0,
0334:   sun8i_codec_hp_vol_scale),
0335:   SOC_DOUBLE("Headphone Playback Switch",
0336:   SUN8I_ADDA_DAC_PA_SRC,
0337:   SUN8I_ADDA_DAC_PA_SRC_LHPPAMUTE,
0338:   SUN8I_ADDA_DAC_PA_SRC_RHPPAMUTE, 1, 0),
0339: };
0340:
0341: static const char * const sun8i_codec_hp_src_enum_text[] = {
0342:   "DAC", "Mixer",
0343: };
0344:
0345: static SOC_ENUM_DOUBLE_DECL(sun8i_codec_hp_src_enum,
0346:   SUN8I_ADDA_DAC_PA_SRC,
0347:   SUN8I_ADDA_DAC_PA_SRC_LHPIS,
0348:   SUN8I_ADDA_DAC_PA_SRC_RHPIS,
0349:   sun8i_codec_hp_src_enum_text);
0350:
0351: static const struct snd_kcontrol_new sun8i_codec_hp_src[] = {
0352:   SOC_DAPM_ENUM("Headphone Source Playback Route",
0353:   sun8i_codec_hp_src_enum),
0354: };
0355:
0356: static int sun8i_headphone_amp_event(struct snd_soc_dapm_widget *w,
0357:   struct snd_kcontrol *k, int event)
0358: {
0359:   struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
0360:
0361:   if (SND_SOC_DAPM_EVENT_ON(event)) {
0362:   snd_soc_component_update_bits(component, SUN8I_ADDA_PAEN_HP_CTRL,
0363:   BIT(SUN8I_ADDA_PAEN_HP_CTRL_HPPAEN),
0364:   BIT(SUN8I_ADDA_PAEN_HP_CTRL_HPPAEN));
0365:   /*
0366:   * Need a delay to have the amplifier up. 700ms seems the best
0367:   * compromise between the time to let the amplifier up and the
0368:   * time not to feel this delay while playing a sound.
0369:   */
0370:   msleep(700);
0371:   } else if (SND_SOC_DAPM_EVENT_OFF(event)) {
0372:   snd_soc_component_update_bits(component, SUN8I_ADDA_PAEN_HP_CTRL,
0373:   BIT(SUN8I_ADDA_PAEN_HP_CTRL_HPPAEN),
0374:   0x0);
0375:   }
0376:
0377:   return 0;
0378: }
0379:
0380: static const struct snd_soc_dapm_widget sun8i_codec_headphone_widgets[] = {
0381:   SND_SOC_DAPM_MUX("Headphone Source Playback Route",
0382:   SND_SOC_NOPM, 0, 0, sun8i_codec_hp_src),
0383:   SND_SOC_DAPM_OUT_DRV_E("Headphone Amp", SUN8I_ADDA_PAEN_HP_CTRL,
0384:   SUN8I_ADDA_PAEN_HP_CTRL_HPPAEN, 0, NULL, 0,
0385:   sun8i_headphone_amp_event,
0386:   SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD),
0387:   SND_SOC_DAPM_SUPPLY("HPCOM Protection", SUN8I_ADDA_PAEN_HP_CTRL,
0388:   SUN8I_ADDA_PAEN_HP_CTRL_COMPTEN, 0, NULL, 0),
0389:   SND_SOC_DAPM_REG(snd_soc_dapm_supply, "HPCOM", SUN8I_ADDA_PAEN_HP_CTRL,
0390:   SUN8I_ADDA_PAEN_HP_CTRL_HPCOM_FC, 0x3, 0x3, 0),
0391:   SND_SOC_DAPM_OUTPUT("HP"),
0392: };
0393:
0394: static const struct snd_soc_dapm_route sun8i_codec_headphone_routes[] = {
0395:   { "Headphone Source Playback Route", "DAC", "Left DAC" },
0396:   { "Headphone Source Playback Route", "DAC", "Right DAC" },
0397:   { "Headphone Source Playback Route", "Mixer", "Left Mixer" },
0398:   { "Headphone Source Playback Route", "Mixer", "Right Mixer" },
0399:   { "Headphone Amp", NULL, "Headphone Source Playback Route" },
0400:   { "HPCOM", NULL, "HPCOM Protection" },
0401:   { "HP", NULL, "Headphone Amp" },
0402: };
0403:
0404: static int sun8i_codec_add_headphone(struct snd_soc_component *cmpnt)
0405: {
0406:   struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(cmpnt);
0407:   struct device *dev = cmpnt->dev;
0408:   int ret;
0409:
0410:   ret = snd_soc_add_component_controls(cmpnt,
0411:   sun8i_codec_headphone_controls,
0412:   ARRAY_SIZE(sun8i_codec_headphone_controls));
0413:   if (ret) {
0414:   dev_err(dev, "Failed to add Headphone controls: %d\n", ret);
0415:   return ret;
0416:   }
0417:
0418:   ret = snd_soc_dapm_new_controls(dapm, sun8i_codec_headphone_widgets,
0419:   ARRAY_SIZE(sun8i_codec_headphone_widgets));
0420:   if (ret) {
0421:   dev_err(dev, "Failed to add Headphone DAPM widgets: %d\n", ret);
0422:   return ret;
0423:   }
0424:
0425:   ret = snd_soc_dapm_add_routes(dapm, sun8i_codec_headphone_routes,
0426:   ARRAY_SIZE(sun8i_codec_headphone_routes));
0427:   if (ret) {
0428:   dev_err(dev, "Failed to add Headphone DAPM routes: %d\n", ret);
0429:   return ret;
0430:   }
0431:
0432:   return 0;
0433: }
0434:
0435: /* mbias specific widget */
0436: static const struct snd_soc_dapm_widget sun8i_codec_mbias_widgets[] = {
0437:   SND_SOC_DAPM_SUPPLY("MBIAS", SUN8I_ADDA_MIC1G_MICBIAS_CTRL,
0438:   SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MMICBIASEN,
0439:   0, NULL, 0),
0440: };
0441:
0442: static int sun8i_codec_add_mbias(struct snd_soc_component *cmpnt)
0443: {
0444:   struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(cmpnt);
0445:   struct device *dev = cmpnt->dev;
0446:   int ret;
0447:
0448:   ret = snd_soc_dapm_new_controls(dapm, sun8i_codec_mbias_widgets,
0449:   ARRAY_SIZE(sun8i_codec_mbias_widgets));
0450:   if (ret)
0451:   dev_err(dev, "Failed to add MBIAS DAPM widgets: %d\n", ret);
0452:
0453:   return ret;
0454: }
0455:
0456: /* hmic specific widget */
0457: static const struct snd_soc_dapm_widget sun8i_codec_hmic_widgets[] = {
0458:   SND_SOC_DAPM_SUPPLY("HBIAS", SUN8I_ADDA_MIC1G_MICBIAS_CTRL,
0459:   SUN8I_ADDA_MIC1G_MICBIAS_CTRL_HMICBIASEN,
0460:   0, NULL, 0),
0461: };
0462:
0463: static int sun8i_codec_add_hmic(struct snd_soc_component *cmpnt)
0464: {
0465:   struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(cmpnt);
0466:   struct device *dev = cmpnt->dev;
0467:   int ret;
0468:
0469:   ret = snd_soc_dapm_new_controls(dapm, sun8i_codec_hmic_widgets,
0470:   ARRAY_SIZE(sun8i_codec_hmic_widgets));
0471:   if (ret)
0472:   dev_err(dev, "Failed to add Mic3 DAPM widgets: %d\n", ret);
0473:
0474:   return ret;
0475: }
0476:
0477: /* line in specific controls, widgets and rines */
0478: static const struct snd_kcontrol_new sun8i_codec_linein_controls[] = {
0479:   /* Mixer pre-gain */
0480:   SOC_SINGLE_TLV("Line In Playback Volume", SUN8I_ADDA_LINEIN_GCTRL,
0481:   SUN8I_ADDA_LINEIN_GCTRL_LINEING,
0482:   0x7, 0, sun8i_codec_out_mixer_pregain_scale),
0483: };
0484:
0485: static const struct snd_soc_dapm_widget sun8i_codec_linein_widgets[] = {
0486:   /* Line input */
0487:   SND_SOC_DAPM_INPUT("LINEIN"),
0488: };
0489:
0490: static const struct snd_soc_dapm_route sun8i_codec_linein_routes[] = {
0491:   { "Left Mixer", "Line In Playback Switch", "LINEIN" },
0492:
0493:   { "Right Mixer", "Line In Playback Switch", "LINEIN" },
0494:
0495:   { "Left ADC Mixer", "Line In Capture Switch", "LINEIN" },
0496:
0497:   { "Right ADC Mixer", "Line In Capture Switch", "LINEIN" },
0498: };
0499:
0500: static int sun8i_codec_add_linein(struct snd_soc_component *cmpnt)
0501: {
0502:   struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(cmpnt);
0503:   struct device *dev = cmpnt->dev;
0504:   int ret;
0505:
0506:   ret = snd_soc_add_component_controls(cmpnt,
0507:   sun8i_codec_linein_controls,
0508:   ARRAY_SIZE(sun8i_codec_linein_controls));
0509:   if (ret) {
0510:   dev_err(dev, "Failed to add Line In controls: %d\n", ret);
0511:   return ret;
0512:   }
0513:
0514:   ret = snd_soc_dapm_new_controls(dapm, sun8i_codec_linein_widgets,
0515:   ARRAY_SIZE(sun8i_codec_linein_widgets));
0516:   if (ret) {
0517:   dev_err(dev, "Failed to add Line In DAPM widgets: %d\n", ret);
0518:   return ret;
0519:   }
0520:
0521:   ret = snd_soc_dapm_add_routes(dapm, sun8i_codec_linein_routes,
0522:   ARRAY_SIZE(sun8i_codec_linein_routes));
0523:   if (ret) {
0524:   dev_err(dev, "Failed to add Line In DAPM routes: %d\n", ret);
0525:   return ret;
0526:   }
0527:
0528:   return 0;
0529: }
0530:
0531:
0532: /* line out specific controls, widgets and routes */
0533: static const DECLARE_TLV_DB_RANGE(sun8i_codec_lineout_vol_scale,
0534:   0, 1, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
0535:   2, 31, TLV_DB_SCALE_ITEM(-4350, 150, 0),
0536: );
0537: static const struct snd_kcontrol_new sun8i_codec_lineout_controls[] = {
0538:   SOC_SINGLE_TLV("Line Out Playback Volume",
0539:   SUN8I_ADDA_PHONE_GAIN_CTRL,
0540:   SUN8I_ADDA_PHONE_GAIN_CTRL_LINEOUT_VOL, 0x1f, 0,
0541:   sun8i_codec_lineout_vol_scale),
0542:   SOC_DOUBLE("Line Out Playback Switch",
0543:   SUN8I_ADDA_MIC2G_CTRL,
0544:   SUN8I_ADDA_MIC2G_CTRL_LINEOUTLEN,
0545:   SUN8I_ADDA_MIC2G_CTRL_LINEOUTREN, 1, 0),
0546: };
0547:
0548: static const char * const sun8i_codec_lineout_src_enum_text[] = {
0549:   "Stereo", "Mono Differential",
0550: };
0551:
0552: static SOC_ENUM_DOUBLE_DECL(sun8i_codec_lineout_src_enum,
0553:   SUN8I_ADDA_MIC2G_CTRL,
0554:   SUN8I_ADDA_MIC2G_CTRL_LINEOUTLSRC,
0555:   SUN8I_ADDA_MIC2G_CTRL_LINEOUTRSRC,
0556:   sun8i_codec_lineout_src_enum_text);
0557:
0558: static const struct snd_kcontrol_new sun8i_codec_lineout_src[] = {
0559:   SOC_DAPM_ENUM("Line Out Source Playback Route",
0560:   sun8i_codec_lineout_src_enum),
0561: };
0562:
0563: static const struct snd_soc_dapm_widget sun8i_codec_lineout_widgets[] = {
0564:   SND_SOC_DAPM_MUX("Line Out Source Playback Route",
0565:   SND_SOC_NOPM, 0, 0, sun8i_codec_lineout_src),
0566:   /* It is unclear if this is a buffer or gate, model it as a supply */
0567:   SND_SOC_DAPM_SUPPLY("Line Out Enable", SUN8I_ADDA_PAEN_HP_CTRL,
0568:   SUN8I_ADDA_PAEN_HP_CTRL_LINEOUTEN, 0, NULL, 0),
0569:   SND_SOC_DAPM_OUTPUT("LINEOUT"),
0570: };
0571:
0572: static const struct snd_soc_dapm_route sun8i_codec_lineout_routes[] = {
0573:   { "Line Out Source Playback Route", "Stereo", "Left Mixer" },
0574:   { "Line Out Source Playback Route", "Stereo", "Right Mixer" },
0575:   { "Line Out Source Playback Route", "Mono Differential", "Left Mixer" },
0576:   { "Line Out Source Playback Route", "Mono Differential", "Right Mixer" },
0577:   { "LINEOUT", NULL, "Line Out Source Playback Route" },
0578:   { "LINEOUT", NULL, "Line Out Enable", },
0579: };
0580:
0581: static int sun8i_codec_add_lineout(struct snd_soc_component *cmpnt)
0582: {
0583:   struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(cmpnt);
0584:   struct device *dev = cmpnt->dev;
0585:   int ret;
0586:
0587:   ret = snd_soc_add_component_controls(cmpnt,
0588:   sun8i_codec_lineout_controls,
0589:   ARRAY_SIZE(sun8i_codec_lineout_controls));
0590:   if (ret) {
0591:   dev_err(dev, "Failed to add Line Out controls: %d\n", ret);
0592:   return ret;
0593:   }
0594:
0595:   ret = snd_soc_dapm_new_controls(dapm, sun8i_codec_lineout_widgets,
0596:   ARRAY_SIZE(sun8i_codec_lineout_widgets));
0597:   if (ret) {
0598:   dev_err(dev, "Failed to add Line Out DAPM widgets: %d\n", ret);
0599:   return ret;
0600:   }
0601:
0602:   ret = snd_soc_dapm_add_routes(dapm, sun8i_codec_lineout_routes,
0603:   ARRAY_SIZE(sun8i_codec_lineout_routes));
0604:   if (ret) {
0605:   dev_err(dev, "Failed to add Line Out DAPM routes: %d\n", ret);
0606:   return ret;
0607:   }
0608:
0609:   return 0;
0610: }
0611:
0612: /* mic2 specific controls, widgets and routes */
0613: static const struct snd_kcontrol_new sun8i_codec_mic2_controls[] = {
0614:   /* Mixer pre-gain */
0615:   SOC_SINGLE_TLV("Mic2 Playback Volume",
0616:   SUN8I_ADDA_MICIN_GCTRL, SUN8I_ADDA_MICIN_GCTRL_MIC2G,
0617:   0x7, 0, sun8i_codec_out_mixer_pregain_scale),
0618:
0619:   /* Microphone Amp boost gain */
0620:   SOC_SINGLE_TLV("Mic2 Boost Volume", SUN8I_ADDA_MIC2G_CTRL,
0621:   SUN8I_ADDA_MIC2G_CTRL_MIC2BOOST, 0x7, 0,
0622:   sun8i_codec_mic_gain_scale),
0623: };
0624:
0625: static const struct snd_soc_dapm_widget sun8i_codec_mic2_widgets[] = {
0626:   /* Microphone input */
0627:   SND_SOC_DAPM_INPUT("MIC2"),
0628:
0629:   /* Mic input path */
0630:   SND_SOC_DAPM_PGA("Mic2 Amplifier", SUN8I_ADDA_MIC2G_CTRL,
0631:   SUN8I_ADDA_MIC2G_CTRL_MIC2AMPEN, 0, NULL, 0),
0632: };
0633:
0634: static const struct snd_soc_dapm_route sun8i_codec_mic2_routes[] = {
0635:   { "Mic2 Amplifier", NULL, "MIC2"},
0636:
0637:   { "Left Mixer", "Mic2 Playback Switch", "Mic2 Amplifier" },
0638:
0639:   { "Right Mixer", "Mic2 Playback Switch", "Mic2 Amplifier" },
0640:
0641:   { "Left ADC Mixer", "Mic2 Capture Switch", "Mic2 Amplifier" },
0642:
0643:   { "Right ADC Mixer", "Mic2 Capture Switch", "Mic2 Amplifier" },
0644: };
0645:
0646: static int sun8i_codec_add_mic2(struct snd_soc_component *cmpnt)
0647: {
0648:   struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(cmpnt);
0649:   struct device *dev = cmpnt->dev;
0650:   int ret;
0651:
0652:   ret = snd_soc_add_component_controls(cmpnt,
0653:   sun8i_codec_mic2_controls,
0654:   ARRAY_SIZE(sun8i_codec_mic2_controls));
0655:   if (ret) {
0656:   dev_err(dev, "Failed to add MIC2 controls: %d\n", ret);
0657:   return ret;
0658:   }
0659:
0660:   ret = snd_soc_dapm_new_controls(dapm, sun8i_codec_mic2_widgets,
0661:   ARRAY_SIZE(sun8i_codec_mic2_widgets));
0662:   if (ret) {
0663:   dev_err(dev, "Failed to add MIC2 DAPM widgets: %d\n", ret);
0664:   return ret;
0665:   }
0666:
0667:   ret = snd_soc_dapm_add_routes(dapm, sun8i_codec_mic2_routes,
0668:   ARRAY_SIZE(sun8i_codec_mic2_routes));
0669:   if (ret) {
0670:   dev_err(dev, "Failed to add MIC2 DAPM routes: %d\n", ret);
0671:   return ret;
0672:   }
0673:
0674:   return 0;
0675: }
0676:
0677: struct sun8i_codec_analog_quirks {
0678:   bool has_headphone;
0679:   bool has_hmic;
0680:   bool has_linein;
0681:   bool has_lineout;
0682:   bool has_mbias;
0683:   bool has_mic2;
0684: };
0685:
0686: static const struct sun8i_codec_analog_quirks sun8i_a23_quirks = {
0687:   .has_headphone = true,
0688:   //.has_hmic = true,
0689:   .has_linein = true,
0690:   .has_mbias = true,
0691:   .has_mic2 = true,
0692: };
0693:
0694: static const struct sun8i_codec_analog_quirks sun8i_h3_quirks = {
0695:   .has_linein = true,
0696:   .has_lineout = true,
0697:   .has_mbias = true,
0698:   .has_mic2 = true,
0699: };
0700:
0701: static int sun8i_codec_analog_add_mixer(struct snd_soc_component *cmpnt,
0702:   const struct sun8i_codec_analog_quirks *quirks)
0703: {
0704:   struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(cmpnt);
0705:   struct device *dev = cmpnt->dev;
0706:   int ret;
0707:
0708:   if (!quirks->has_mic2 && !quirks->has_linein) {
0709:   /*
0710:   * Apply the special widget set which has uses a control
0711:   * without MIC2 and Line In, for SoCs without these.
0712:   * TODO: not all special cases are supported now, this case
0713:   * is present because it's the case of V3s.
0714:   */
0715:   ret = snd_soc_dapm_new_controls(dapm,
0716:   sun8i_v3s_codec_mixer_widgets,
0717:   ARRAY_SIZE(sun8i_v3s_codec_mixer_widgets));
0718:   if (ret) {
0719:   dev_err(dev, "Failed to add V3s Mixer DAPM widgets: %d\n", ret);
0720:   return ret;
0721:   }
0722:   } else {
0723:   /* Apply the generic mixer widget set. */
0724:   ret = snd_soc_dapm_new_controls(dapm,
0725:   sun8i_codec_mixer_widgets,
0726:   ARRAY_SIZE(sun8i_codec_mixer_widgets));
0727:   if (ret) {
0728:   dev_err(dev, "Failed to add Mixer DAPM widgets: %d\n", ret);
0729:   return ret;
0730:   }
0731:   }
0732:
0733:   ret = snd_soc_dapm_add_routes(dapm, sun8i_codec_mixer_routes,
0734:   ARRAY_SIZE(sun8i_codec_mixer_routes));
0735:   if (ret) {
0736:   dev_err(dev, "Failed to add Mixer DAPM routes: %d\n", ret);
0737:   return ret;
0738:   }
0739:
0740:   return 0;
0741: }
0742:
0743: static const struct sun8i_codec_analog_quirks sun8i_v3s_quirks = {
0744:   .has_headphone = true,
0745:   .has_hmic = true,
0746: };
0747:
0748: static int sun8i_codec_analog_cmpnt_probe(struct snd_soc_component *cmpnt)
0749: {
0750:   struct device *dev = cmpnt->dev;
0751:   const struct sun8i_codec_analog_quirks *quirks;
0752:   int ret;
0753:
0754:   /*
0755:   * This would never return NULL unless someone directly registers a
0756:   * platform device matching this driver's name, without specifying a
0757:   * device tree node.
0758:   */
0759:   quirks = of_device_get_match_data(dev);
0760:
0761:   /* Add controls, widgets, and routes for individual features */
0762:   ret = sun8i_codec_analog_add_mixer(cmpnt, quirks);
0763:   if (ret)
0764:   return ret;
0765:
0766:   if (quirks->has_headphone) {
0767:   ret = sun8i_codec_add_headphone(cmpnt);
0768:   if (ret)
0769:   return ret;
0770:   }
0771:
0772:   if (quirks->has_hmic) {
0773:   ret = sun8i_codec_add_hmic(cmpnt);
0774:   if (ret)
0775:   return ret;
0776:   }
0777:
0778:   if (quirks->has_linein) {
0779:   ret = sun8i_codec_add_linein(cmpnt);
0780:   if (ret)
0781:   return ret;
0782:   }
0783:
0784:   if (quirks->has_lineout) {
0785:   ret = sun8i_codec_add_lineout(cmpnt);
0786:   if (ret)
0787:   return ret;
0788:   }
0789:
0790:   if (quirks->has_mbias) {
0791:   ret = sun8i_codec_add_mbias(cmpnt);
0792:   if (ret)
0793:   return ret;
0794:   }
0795:
0796:   if (quirks->has_mic2) {
0797:   ret = sun8i_codec_add_mic2(cmpnt);
0798:   if (ret)
0799:   return ret;
0800:   }
0801:
0802:   return 0;
0803: }
0804:
0805: static const struct snd_soc_component_driver sun8i_codec_analog_cmpnt_drv = {
0806:   .controls = sun8i_codec_common_controls,
0807:   .num_controls = ARRAY_SIZE(sun8i_codec_common_controls),
0808:   .dapm_widgets = sun8i_codec_common_widgets,
0809:   .num_dapm_widgets = ARRAY_SIZE(sun8i_codec_common_widgets),
0810:   .dapm_routes = sun8i_codec_common_routes,
0811:   .num_dapm_routes = ARRAY_SIZE(sun8i_codec_common_routes),
0812:   .probe = sun8i_codec_analog_cmpnt_probe,
0813: };
0814:
0815: static const struct of_device_id sun8i_codec_analog_of_match[] = {
0816:   {
0817:   .compatible = "allwinner,sun8i-a23-codec-analog",
0818:   .data = &sun8i_a23_quirks,
0819:   },
0820:   {
0821:   .compatible = "allwinner,sun8i-h3-codec-analog",
0822:   .data = &sun8i_h3_quirks,
0823:   },
0824:   {
0825:   .compatible = "allwinner,sun8i-v3s-codec-analog",
0826:   .data = &sun8i_v3s_quirks,
0827:   },
0828:   {}
0829: };
0830: MODULE_DEVICE_TABLE(of, sun8i_codec_analog_of_match);
0831:
0832: #define SUNXI_HMIC_ENABLE (0x4)
0833: #define SUNXI_HMIC_CTL (0x8)
0834: #define SUNXI_HMIC_DATA (0xc)
0835:
0836: #define HMIC_M (28)
0837: #define HMIC_N (24)
0838: #define HMIC_DIRQ (23)
0839: #define HMIC_TH1_HYS (21)
0840: #define HMIC_EARPHONE_OUT_IRQ_EN (20)
0841: #define HMIC_EARPHONE_IN_IRQ_EN (19)
0842: #define HMIC_KEY_UP_IRQ_EN (18)
0843: #define HMIC_KEY_DOWN_IRQ_EN (17)
0844: #define HMIC_DATA_IRQ_EN (16)
0845: #define HMIC_DS_SAMP (14)
0846: #define HMIC_TH2_HYS (13)
0847: #define HMIC_TH2_KEY (8)
0848: #define HMIC_SF_SMOOTH_FIL (6)
0849: #define KEY_UP_IRQ_PEND (5)
0850: #define HMIC_TH1_EARPHONE (0)
0851:
0852: #define HMIC_EARPHONE_OUT_IRQ_PEND (20)
0853: #define HMIC_EARPHONE_IN_IRQ_PEND (19)
0854: #define HMIC_KEY_UP_IRQ_PEND (18)
0855: #define HMIC_KEY_DOWN_IRQ_PEND (17)
0856: #define HMIC_DATA_IRQ_PEND (16)
0857: #define HMIC_ADC_DATA (0)
0858:
0859: #define HP_VOLC (0x00)
0860: #define LOMIXSC (0x01)
0861: #define ROMIXSC (0x02)
0862: #define DAC_PA_SRC (0x03)
0863: #define PAEN_HP_CTRL (0x07)
0864: #define ADDA_APT2 (0x12)
0865: #define MIC1G_MICBIAS_CTRL (0x0B)
0866: #define PA_ANTI_POP_REG_CTRL (0x0E)
0867: #define PA_SLOPE_SELECT (3)
0868: #define PA_ANTI_POP_EN (0)
0869:
0870: static void __iomem *sun8i_codec_analog_base;
0871: static struct gpio_desc * speaker_amplifier_gpio;
0872:
0873: struct regmap * rmap = 0;
0874:
0875: static int hmic_wrreg_prcm_bits(unsigned short reg, unsigned int mask, unsigned int value)
0876: {
0877:   unsigned int old, new;
0878:   if( !rmap ) return 0;
0879:   regmap_read(rmap, reg, &old);
0880:   //adda_reg_read(sun8i_codec_analog_base, reg, &old);
0881:   new = (old & ~mask) | value;
0882:   //adda_reg_write(sun8i_codec_analog_base, reg,new);
0883:   regmap_write(rmap, reg,new);
0884:
0885:   return 0;
0886: }
0887:
0888: static int hmic_wr_prcm_control(u32 reg, u32 mask, u32 shift, u32 val)
0889: {
0890:   u32 reg_val;
0891:   reg_val = val << shift;
0892:   mask = mask << shift;
0893:   hmic_wrreg_prcm_bits(reg, mask, reg_val);
0894:   return 0;
0895: }
0896:
0897: static int hmic_wrreg_bits(unsigned short reg, unsigned int mask, unsigned int value)
0898: {
0899:   unsigned int old, new;
0900:
0901:   old = readl(sun8i_codec_analog_base + reg);
0902:   new = (old & ~mask) | value;
0903:
0904:   writel(new, sun8i_codec_analog_base + reg);
0905:
0906:   return 0;
0907: }
0908:
0909: static int hmic_wr_control(u32 reg, u32 mask, u32 shift, u32 val)
0910: {
0911:   u32 reg_val;
0912:   reg_val = val << shift;
0913:   mask = mask << shift;
0914:   hmic_wrreg_bits(reg, mask, reg_val);
0915:   return 0;
0916: }
0917:
0918: static irqreturn_t sunxi_codec_analog_irq(int irq, void *dev_id)
0919: {
0920:   u32 tmp;
0921:
0922:   hmic_wr_control(SUNXI_HMIC_DATA, 0x1, HMIC_KEY_DOWN_IRQ_PEND, 0x1);
0923:   hmic_wr_control(SUNXI_HMIC_DATA, 0x1, HMIC_EARPHONE_IN_IRQ_PEND, 0x1);
0924:   hmic_wr_control(SUNXI_HMIC_DATA, 0x1, HMIC_KEY_UP_IRQ_PEND, 0x1);
0925:   hmic_wr_control(SUNXI_HMIC_DATA, 0x1, HMIC_EARPHONE_OUT_IRQ_PEND, 0x1);
0926:   hmic_wr_control(SUNXI_HMIC_DATA, 0x1, HMIC_DATA_IRQ_PEND, 0x1);
0927:
0928:   tmp = readl(sun8i_codec_analog_base + SUNXI_HMIC_DATA);
0929:   if(tmp & 0x1f)
0930:   gpiod_set_value(speaker_amplifier_gpio, 0);
0931:   else
0932:   gpiod_set_value(speaker_amplifier_gpio, 1);
0933:
0934:   return IRQ_HANDLED;
0935: }
0936:
0937: static void sunxi_hppa_enable(void) {
0938:   /*fix the resume blaze blaze noise*/
0939:   hmic_wr_prcm_control(ADDA_APT2, 0x1, PA_SLOPE_SELECT, 0x0);
0940:   hmic_wr_prcm_control(SUN8I_ADDA_PAEN_HP_CTRL, 0x3, SUN8I_ADDA_PAEN_HP_CTRL_PA_ANTI_POP_CTRL, 0x1);
0941:   hmic_wr_prcm_control(PA_ANTI_POP_REG_CTRL, 0x7, PA_ANTI_POP_EN, 0x2);
0942:   usleep_range(100,200);
0943:   /*enable pa*/
0944:   hmic_wr_prcm_control(SUN8I_ADDA_PAEN_HP_CTRL, 0x1, SUN8I_ADDA_PAEN_HP_CTRL_HPPAEN, 0x1);
0945: }
0946:
0947: static void sunxi_hbias_enable(void) {
0948:   /*audio codec hardware bug. the HBIASADCEN bit must be enable in init*/
0949:   hmic_wr_prcm_control(SUN8I_ADDA_MIC1G_MICBIAS_CTRL, 0x1, SUN8I_ADDA_MIC1G_MICBIAS_CTRL_HMICBIAS_MODE, 0x1);
0950:   hmic_wr_prcm_control(SUN8I_ADDA_MIC1G_MICBIAS_CTRL, 0x1, SUN8I_ADDA_MIC1G_MICBIAS_CTRL_HMICBIASEN, 0x1);
0951: }
0952:
0953: static void codec_init_events(void)
0954: {
0955:   /*fix the resume blaze blaze noise*/
0956:   sunxi_hppa_enable();
0957:   msleep(450);
0958:   /*audio codec hardware bug. the HBIASADCEN bit must be enable in init*/
0959:   sunxi_hbias_enable();
0960: }
0961:
0962: static int sun8i_codec_analog_probe(struct platform_device *pdev)
0963: {
0964:   struct resource *res;
0965:   struct regmap *regmap;
0966:   void __iomem *base;
0967:   int irq, ret;
0968:
0969:   res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
0970:   base = devm_ioremap_resource(&pdev->dev, res);
0971:   if (IS_ERR(base)) {
0972:   dev_err(&pdev->dev, "Failed to map the registers\n");
0973:   return PTR_ERR(base);
0974:   }
0975:
0976:   sun8i_codec_analog_base = base;
0977:
0978:   hmic_wr_control(SUNXI_HMIC_CTL, 0xf, HMIC_M, 0x0); /*0xf should be get from hw_debug 28*/
0979:   hmic_wr_control(SUNXI_HMIC_CTL, 0xf, HMIC_N, 0x0); /*0xf should be get from hw_debug 24 0xf*/
0980: // hmic_wr_control(SUNXI_HMIC_CTL, 0x1, HMIC_DIRQ, 0x1); /*23*/
0981:   hmic_wr_control(SUNXI_HMIC_CTL, 0x1, HMIC_EARPHONE_OUT_IRQ_EN, 0x1); /*20*/
0982:   hmic_wr_control(SUNXI_HMIC_CTL, 0x1, HMIC_EARPHONE_IN_IRQ_EN, 0x1); /*19*/
0983:   hmic_wr_control(SUNXI_HMIC_CTL, 0x1, HMIC_KEY_UP_IRQ_EN, 0x1); /*18*/
0984:   hmic_wr_control(SUNXI_HMIC_CTL, 0x1, HMIC_KEY_DOWN_IRQ_EN, 0x1); /*17*/
0985:   hmic_wr_control(SUNXI_HMIC_CTL, 0x1, HMIC_DATA_IRQ_EN, 0x1); /*16*/
0986:   hmic_wr_control(SUNXI_HMIC_CTL, 0x3, HMIC_DS_SAMP, 0x0); /*14 */
0987:   hmic_wr_control(SUNXI_HMIC_CTL, 0x1f, HMIC_TH2_KEY, 0x0); /*0xf should be get from hw_debug 8*/
0988:   hmic_wr_control(SUNXI_HMIC_CTL, 0x1f, HMIC_TH1_EARPHONE, 0x1); /*0x1 should be get from hw_debug 0*/
0989:
0990:   speaker_amplifier_gpio = devm_gpiod_get_optional(&pdev->dev, "speaker-amplifier", GPIOD_OUT_HIGH);
0991:   if (IS_ERR(speaker_amplifier_gpio))
0992:   dev_err(&pdev->dev, "Can't get speaker_amplifier_gpio\n");
0993:
0994:   irq = platform_get_irq(pdev, 0);
0995:   if (irq < 0) {
0996:   dev_err(&pdev->dev, "Can't retrieve our interrupt\n");
0997:   return irq;
0998:   }
0999:
1000:   ret = devm_request_irq(&pdev->dev, irq, sunxi_codec_analog_irq, 0, "audio_hmic_irq", NULL);
1001:   if (ret) {
1002:   dev_err(&pdev->dev, "can't register interrupt handler irq %d: %d\n",
1003:   irq, ret);
1004:   return ret;
1005:   }
1006:
1007:   codec_init_events();
1008:
1009:   regmap = sun8i_adda_pr_regmap_init(&pdev->dev, base);
1010:   if (IS_ERR(regmap)) {
1011:   rmap = 0;
1012:   dev_err(&pdev->dev, "Failed to create regmap\n");
1013:   return PTR_ERR(regmap);
1014:   }
1015:
1016:   rmap = regmap;
1017:
1018:   return devm_snd_soc_register_component(&pdev->dev,
1019:   &sun8i_codec_analog_cmpnt_drv,
1020:   NULL, 0);
1021: }
1022:
1023: static struct platform_driver sun8i_codec_analog_driver = {
1024:   .driver = {
1025:   .name = "sun8i-codec-analog",
1026:   .of_match_table = sun8i_codec_analog_of_match,
1027:   },
1028:   .probe = sun8i_codec_analog_probe,
1029: };
1030: module_platform_driver(sun8i_codec_analog_driver);
1031:
1032: MODULE_DESCRIPTION("Allwinner internal codec analog controls driver");
1033: MODULE_AUTHOR("Chen-Yu Tsai <wens@csie.org>");
1034: MODULE_LICENSE("GPL");
1035: MODULE_ALIAS("platform:sun8i-codec-analog");