12aceefefSIan Molton /* 22aceefefSIan Molton * wm9705.c -- ALSA Soc WM9705 codec support 32aceefefSIan Molton * 42aceefefSIan Molton * Copyright 2008 Ian Molton <spyro@f2s.com> 52aceefefSIan Molton * 62aceefefSIan Molton * This program is free software; you can redistribute it and/or modify it 72aceefefSIan Molton * under the terms of the GNU General Public License as published by the 82aceefefSIan Molton * Free Software Foundation; Version 2 of the License only. 92aceefefSIan Molton * 102aceefefSIan Molton */ 112aceefefSIan Molton 122aceefefSIan Molton #include <linux/init.h> 135a0e3ad6STejun Heo #include <linux/slab.h> 14aaafcfedSRobert Jarzmik #include <linux/mfd/wm97xx.h> 152aceefefSIan Molton #include <linux/module.h> 162aceefefSIan Molton #include <linux/kernel.h> 172aceefefSIan Molton #include <linux/device.h> 18206964e8SLars-Peter Clausen #include <linux/regmap.h> 192aceefefSIan Molton #include <sound/core.h> 202aceefefSIan Molton #include <sound/pcm.h> 212aceefefSIan Molton #include <sound/ac97_codec.h> 22aaafcfedSRobert Jarzmik #include <sound/ac97/codec.h> 23aaafcfedSRobert Jarzmik #include <sound/ac97/compat.h> 242aceefefSIan Molton #include <sound/initval.h> 252aceefefSIan Molton #include <sound/soc.h> 262aceefefSIan Molton 276e0b73a0SLars-Peter Clausen #define WM9705_VENDOR_ID 0x574d4c05 286e0b73a0SLars-Peter Clausen #define WM9705_VENDOR_ID_MASK 0xffffffff 296e0b73a0SLars-Peter Clausen 30c6e46e52SRobert Jarzmik struct wm9705_priv { 31c6e46e52SRobert Jarzmik struct snd_ac97 *ac97; 32aaafcfedSRobert Jarzmik struct wm97xx_platform_data *mfd_pdata; 33c6e46e52SRobert Jarzmik }; 34c6e46e52SRobert Jarzmik 35206964e8SLars-Peter Clausen static const struct reg_default wm9705_reg_defaults[] = { 36206964e8SLars-Peter Clausen { 0x02, 0x8000 }, 37206964e8SLars-Peter Clausen { 0x04, 0x8000 }, 38206964e8SLars-Peter Clausen { 0x06, 0x8000 }, 39206964e8SLars-Peter Clausen { 0x0a, 0x8000 }, 40206964e8SLars-Peter Clausen { 0x0c, 0x8008 }, 41206964e8SLars-Peter Clausen { 0x0e, 0x8008 }, 42206964e8SLars-Peter Clausen { 0x10, 0x8808 }, 43206964e8SLars-Peter Clausen { 0x12, 0x8808 }, 44206964e8SLars-Peter Clausen { 0x14, 0x8808 }, 45206964e8SLars-Peter Clausen { 0x16, 0x8808 }, 46206964e8SLars-Peter Clausen { 0x18, 0x8808 }, 47206964e8SLars-Peter Clausen { 0x1a, 0x0000 }, 48206964e8SLars-Peter Clausen { 0x1c, 0x8000 }, 49206964e8SLars-Peter Clausen { 0x20, 0x0000 }, 50206964e8SLars-Peter Clausen { 0x22, 0x0000 }, 51206964e8SLars-Peter Clausen { 0x26, 0x000f }, 52206964e8SLars-Peter Clausen { 0x28, 0x0605 }, 53206964e8SLars-Peter Clausen { 0x2a, 0x0000 }, 54206964e8SLars-Peter Clausen { 0x2c, 0xbb80 }, 55206964e8SLars-Peter Clausen { 0x32, 0xbb80 }, 56206964e8SLars-Peter Clausen { 0x34, 0x2000 }, 57206964e8SLars-Peter Clausen { 0x5a, 0x0000 }, 58206964e8SLars-Peter Clausen { 0x5c, 0x0000 }, 59206964e8SLars-Peter Clausen { 0x72, 0x0808 }, 60206964e8SLars-Peter Clausen { 0x74, 0x0000 }, 61206964e8SLars-Peter Clausen { 0x76, 0x0006 }, 62206964e8SLars-Peter Clausen { 0x78, 0x0000 }, 63206964e8SLars-Peter Clausen { 0x7a, 0x0000 }, 64206964e8SLars-Peter Clausen }; 65206964e8SLars-Peter Clausen 66206964e8SLars-Peter Clausen static const struct regmap_config wm9705_regmap_config = { 67206964e8SLars-Peter Clausen .reg_bits = 16, 68206964e8SLars-Peter Clausen .reg_stride = 2, 69206964e8SLars-Peter Clausen .val_bits = 16, 70206964e8SLars-Peter Clausen .max_register = 0x7e, 71206964e8SLars-Peter Clausen .cache_type = REGCACHE_RBTREE, 72206964e8SLars-Peter Clausen 73206964e8SLars-Peter Clausen .volatile_reg = regmap_ac97_default_volatile, 74206964e8SLars-Peter Clausen 75206964e8SLars-Peter Clausen .reg_defaults = wm9705_reg_defaults, 76206964e8SLars-Peter Clausen .num_reg_defaults = ARRAY_SIZE(wm9705_reg_defaults), 772aceefefSIan Molton }; 782aceefefSIan Molton 792aceefefSIan Molton static const struct snd_kcontrol_new wm9705_snd_ac97_controls[] = { 802aceefefSIan Molton SOC_DOUBLE("Master Playback Volume", AC97_MASTER, 8, 0, 31, 1), 812aceefefSIan Molton SOC_SINGLE("Master Playback Switch", AC97_MASTER, 15, 1, 1), 822aceefefSIan Molton SOC_DOUBLE("Headphone Playback Volume", AC97_HEADPHONE, 8, 0, 31, 1), 832aceefefSIan Molton SOC_SINGLE("Headphone Playback Switch", AC97_HEADPHONE, 15, 1, 1), 842aceefefSIan Molton SOC_DOUBLE("PCM Playback Volume", AC97_PCM, 8, 0, 31, 1), 852aceefefSIan Molton SOC_SINGLE("PCM Playback Switch", AC97_PCM, 15, 1, 1), 862aceefefSIan Molton SOC_SINGLE("Mono Playback Volume", AC97_MASTER_MONO, 0, 31, 1), 872aceefefSIan Molton SOC_SINGLE("Mono Playback Switch", AC97_MASTER_MONO, 15, 1, 1), 882aceefefSIan Molton SOC_SINGLE("PCBeep Playback Volume", AC97_PC_BEEP, 1, 15, 1), 892aceefefSIan Molton SOC_SINGLE("Phone Playback Volume", AC97_PHONE, 0, 31, 1), 902aceefefSIan Molton SOC_DOUBLE("Line Playback Volume", AC97_LINE, 8, 0, 31, 1), 912aceefefSIan Molton SOC_DOUBLE("CD Playback Volume", AC97_CD, 8, 0, 31, 1), 922aceefefSIan Molton SOC_SINGLE("Mic Playback Volume", AC97_MIC, 0, 31, 1), 932aceefefSIan Molton SOC_SINGLE("Mic 20dB Boost Switch", AC97_MIC, 6, 1, 0), 94927b0aeaSIan Molton SOC_DOUBLE("Capture Volume", AC97_REC_GAIN, 8, 0, 15, 0), 95927b0aeaSIan Molton SOC_SINGLE("Capture Switch", AC97_REC_GAIN, 15, 1, 1), 962aceefefSIan Molton }; 972aceefefSIan Molton 982aceefefSIan Molton static const char *wm9705_mic[] = {"Mic 1", "Mic 2"}; 992aceefefSIan Molton static const char *wm9705_rec_sel[] = {"Mic", "CD", "NC", "NC", 1002aceefefSIan Molton "Line", "Stereo Mix", "Mono Mix", "Phone"}; 1012aceefefSIan Molton 10209981dcbSTakashi Iwai static SOC_ENUM_SINGLE_DECL(wm9705_enum_mic, 10309981dcbSTakashi Iwai AC97_GENERAL_PURPOSE, 8, wm9705_mic); 10409981dcbSTakashi Iwai static SOC_ENUM_SINGLE_DECL(wm9705_enum_rec_l, 10509981dcbSTakashi Iwai AC97_REC_SEL, 8, wm9705_rec_sel); 10609981dcbSTakashi Iwai static SOC_ENUM_SINGLE_DECL(wm9705_enum_rec_r, 10709981dcbSTakashi Iwai AC97_REC_SEL, 0, wm9705_rec_sel); 1082aceefefSIan Molton 1092aceefefSIan Molton /* Headphone Mixer */ 1102aceefefSIan Molton static const struct snd_kcontrol_new wm9705_hp_mixer_controls[] = { 1112aceefefSIan Molton SOC_DAPM_SINGLE("PCBeep Playback Switch", AC97_PC_BEEP, 15, 1, 1), 1122aceefefSIan Molton SOC_DAPM_SINGLE("CD Playback Switch", AC97_CD, 15, 1, 1), 1132aceefefSIan Molton SOC_DAPM_SINGLE("Mic Playback Switch", AC97_MIC, 15, 1, 1), 1142aceefefSIan Molton SOC_DAPM_SINGLE("Phone Playback Switch", AC97_PHONE, 15, 1, 1), 1152aceefefSIan Molton SOC_DAPM_SINGLE("Line Playback Switch", AC97_LINE, 15, 1, 1), 1162aceefefSIan Molton }; 1172aceefefSIan Molton 1182aceefefSIan Molton /* Mic source */ 1192aceefefSIan Molton static const struct snd_kcontrol_new wm9705_mic_src_controls = 1202aceefefSIan Molton SOC_DAPM_ENUM("Route", wm9705_enum_mic); 1212aceefefSIan Molton 1222aceefefSIan Molton /* Capture source */ 1232aceefefSIan Molton static const struct snd_kcontrol_new wm9705_capture_selectl_controls = 1242aceefefSIan Molton SOC_DAPM_ENUM("Route", wm9705_enum_rec_l); 1252aceefefSIan Molton static const struct snd_kcontrol_new wm9705_capture_selectr_controls = 1262aceefefSIan Molton SOC_DAPM_ENUM("Route", wm9705_enum_rec_r); 1272aceefefSIan Molton 1282aceefefSIan Molton /* DAPM widgets */ 1292aceefefSIan Molton static const struct snd_soc_dapm_widget wm9705_dapm_widgets[] = { 1302aceefefSIan Molton SND_SOC_DAPM_MUX("Mic Source", SND_SOC_NOPM, 0, 0, 1312aceefefSIan Molton &wm9705_mic_src_controls), 1322aceefefSIan Molton SND_SOC_DAPM_MUX("Left Capture Source", SND_SOC_NOPM, 0, 0, 1332aceefefSIan Molton &wm9705_capture_selectl_controls), 1342aceefefSIan Molton SND_SOC_DAPM_MUX("Right Capture Source", SND_SOC_NOPM, 0, 0, 1352aceefefSIan Molton &wm9705_capture_selectr_controls), 1362aceefefSIan Molton SND_SOC_DAPM_DAC("Left DAC", "Left HiFi Playback", 1372aceefefSIan Molton SND_SOC_NOPM, 0, 0), 1382aceefefSIan Molton SND_SOC_DAPM_DAC("Right DAC", "Right HiFi Playback", 1392aceefefSIan Molton SND_SOC_NOPM, 0, 0), 1402aceefefSIan Molton SND_SOC_DAPM_MIXER_NAMED_CTL("HP Mixer", SND_SOC_NOPM, 0, 0, 1412aceefefSIan Molton &wm9705_hp_mixer_controls[0], 1422aceefefSIan Molton ARRAY_SIZE(wm9705_hp_mixer_controls)), 1432aceefefSIan Molton SND_SOC_DAPM_MIXER("Mono Mixer", SND_SOC_NOPM, 0, 0, NULL, 0), 1442aceefefSIan Molton SND_SOC_DAPM_ADC("Left ADC", "Left HiFi Capture", SND_SOC_NOPM, 0, 0), 1452aceefefSIan Molton SND_SOC_DAPM_ADC("Right ADC", "Right HiFi Capture", SND_SOC_NOPM, 0, 0), 1462aceefefSIan Molton SND_SOC_DAPM_PGA("Headphone PGA", SND_SOC_NOPM, 0, 0, NULL, 0), 1472aceefefSIan Molton SND_SOC_DAPM_PGA("Speaker PGA", SND_SOC_NOPM, 0, 0, NULL, 0), 1482aceefefSIan Molton SND_SOC_DAPM_PGA("Line PGA", SND_SOC_NOPM, 0, 0, NULL, 0), 1492aceefefSIan Molton SND_SOC_DAPM_PGA("Line out PGA", SND_SOC_NOPM, 0, 0, NULL, 0), 1502aceefefSIan Molton SND_SOC_DAPM_PGA("Mono PGA", SND_SOC_NOPM, 0, 0, NULL, 0), 1512aceefefSIan Molton SND_SOC_DAPM_PGA("Phone PGA", SND_SOC_NOPM, 0, 0, NULL, 0), 1522aceefefSIan Molton SND_SOC_DAPM_PGA("Mic PGA", SND_SOC_NOPM, 0, 0, NULL, 0), 1532aceefefSIan Molton SND_SOC_DAPM_PGA("PCBEEP PGA", SND_SOC_NOPM, 0, 0, NULL, 0), 1542aceefefSIan Molton SND_SOC_DAPM_PGA("CD PGA", SND_SOC_NOPM, 0, 0, NULL, 0), 1552aceefefSIan Molton SND_SOC_DAPM_PGA("ADC PGA", SND_SOC_NOPM, 0, 0, NULL, 0), 1562aceefefSIan Molton SND_SOC_DAPM_OUTPUT("HPOUTL"), 1572aceefefSIan Molton SND_SOC_DAPM_OUTPUT("HPOUTR"), 1582aceefefSIan Molton SND_SOC_DAPM_OUTPUT("LOUT"), 1592aceefefSIan Molton SND_SOC_DAPM_OUTPUT("ROUT"), 1602aceefefSIan Molton SND_SOC_DAPM_OUTPUT("MONOOUT"), 1612aceefefSIan Molton SND_SOC_DAPM_INPUT("PHONE"), 1622aceefefSIan Molton SND_SOC_DAPM_INPUT("LINEINL"), 1632aceefefSIan Molton SND_SOC_DAPM_INPUT("LINEINR"), 1642aceefefSIan Molton SND_SOC_DAPM_INPUT("CDINL"), 1652aceefefSIan Molton SND_SOC_DAPM_INPUT("CDINR"), 1662aceefefSIan Molton SND_SOC_DAPM_INPUT("PCBEEP"), 1672aceefefSIan Molton SND_SOC_DAPM_INPUT("MIC1"), 1682aceefefSIan Molton SND_SOC_DAPM_INPUT("MIC2"), 1692aceefefSIan Molton }; 1702aceefefSIan Molton 1712aceefefSIan Molton /* Audio map 1722aceefefSIan Molton * WM9705 has no switches to disable the route from the inputs to the HP mixer 1732aceefefSIan Molton * so in order to prevent active inputs from forcing the audio outputs to be 1742aceefefSIan Molton * constantly enabled, we use the mutes on those inputs to simulate such 1752aceefefSIan Molton * controls. 1762aceefefSIan Molton */ 17797a58d6eSLu Guanqun static const struct snd_soc_dapm_route wm9705_audio_map[] = { 1782aceefefSIan Molton /* HP mixer */ 1792aceefefSIan Molton {"HP Mixer", "PCBeep Playback Switch", "PCBEEP PGA"}, 1802aceefefSIan Molton {"HP Mixer", "CD Playback Switch", "CD PGA"}, 1812aceefefSIan Molton {"HP Mixer", "Mic Playback Switch", "Mic PGA"}, 1822aceefefSIan Molton {"HP Mixer", "Phone Playback Switch", "Phone PGA"}, 1832aceefefSIan Molton {"HP Mixer", "Line Playback Switch", "Line PGA"}, 1842aceefefSIan Molton {"HP Mixer", NULL, "Left DAC"}, 1852aceefefSIan Molton {"HP Mixer", NULL, "Right DAC"}, 1862aceefefSIan Molton 1872aceefefSIan Molton /* mono mixer */ 1882aceefefSIan Molton {"Mono Mixer", NULL, "HP Mixer"}, 1892aceefefSIan Molton 1902aceefefSIan Molton /* outputs */ 1912aceefefSIan Molton {"Headphone PGA", NULL, "HP Mixer"}, 1922aceefefSIan Molton {"HPOUTL", NULL, "Headphone PGA"}, 1932aceefefSIan Molton {"HPOUTR", NULL, "Headphone PGA"}, 1942aceefefSIan Molton {"Line out PGA", NULL, "HP Mixer"}, 1952aceefefSIan Molton {"LOUT", NULL, "Line out PGA"}, 1962aceefefSIan Molton {"ROUT", NULL, "Line out PGA"}, 1972aceefefSIan Molton {"Mono PGA", NULL, "Mono Mixer"}, 1982aceefefSIan Molton {"MONOOUT", NULL, "Mono PGA"}, 1992aceefefSIan Molton 2002aceefefSIan Molton /* inputs */ 2012aceefefSIan Molton {"CD PGA", NULL, "CDINL"}, 2022aceefefSIan Molton {"CD PGA", NULL, "CDINR"}, 2032aceefefSIan Molton {"Line PGA", NULL, "LINEINL"}, 2042aceefefSIan Molton {"Line PGA", NULL, "LINEINR"}, 2052aceefefSIan Molton {"Phone PGA", NULL, "PHONE"}, 2062aceefefSIan Molton {"Mic Source", "Mic 1", "MIC1"}, 2072aceefefSIan Molton {"Mic Source", "Mic 2", "MIC2"}, 2082aceefefSIan Molton {"Mic PGA", NULL, "Mic Source"}, 2092aceefefSIan Molton {"PCBEEP PGA", NULL, "PCBEEP"}, 2102aceefefSIan Molton 2112aceefefSIan Molton /* Left capture selector */ 2122aceefefSIan Molton {"Left Capture Source", "Mic", "Mic Source"}, 2132aceefefSIan Molton {"Left Capture Source", "CD", "CDINL"}, 2142aceefefSIan Molton {"Left Capture Source", "Line", "LINEINL"}, 2152aceefefSIan Molton {"Left Capture Source", "Stereo Mix", "HP Mixer"}, 2162aceefefSIan Molton {"Left Capture Source", "Mono Mix", "HP Mixer"}, 2172aceefefSIan Molton {"Left Capture Source", "Phone", "PHONE"}, 2182aceefefSIan Molton 2192aceefefSIan Molton /* Right capture source */ 2202aceefefSIan Molton {"Right Capture Source", "Mic", "Mic Source"}, 2212aceefefSIan Molton {"Right Capture Source", "CD", "CDINR"}, 2222aceefefSIan Molton {"Right Capture Source", "Line", "LINEINR"}, 2232aceefefSIan Molton {"Right Capture Source", "Stereo Mix", "HP Mixer"}, 2242aceefefSIan Molton {"Right Capture Source", "Mono Mix", "HP Mixer"}, 2252aceefefSIan Molton {"Right Capture Source", "Phone", "PHONE"}, 2262aceefefSIan Molton 2272aceefefSIan Molton {"ADC PGA", NULL, "Left Capture Source"}, 2282aceefefSIan Molton {"ADC PGA", NULL, "Right Capture Source"}, 2292aceefefSIan Molton 2302aceefefSIan Molton /* ADC's */ 2312aceefefSIan Molton {"Left ADC", NULL, "ADC PGA"}, 2322aceefefSIan Molton {"Right ADC", NULL, "ADC PGA"}, 2332aceefefSIan Molton }; 2342aceefefSIan Molton 2352aceefefSIan Molton static int ac97_prepare(struct snd_pcm_substream *substream, 2362aceefefSIan Molton struct snd_soc_dai *dai) 2372aceefefSIan Molton { 23828f89849SKuninori Morimoto struct snd_soc_component *component = dai->component; 2392aceefefSIan Molton int reg; 2402aceefefSIan Molton 24128f89849SKuninori Morimoto snd_soc_component_update_bits(component, AC97_EXTENDED_STATUS, 0x1, 0x1); 2422aceefefSIan Molton 2432aceefefSIan Molton if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) 2442aceefefSIan Molton reg = AC97_PCM_FRONT_DAC_RATE; 2452aceefefSIan Molton else 2462aceefefSIan Molton reg = AC97_PCM_LR_ADC_RATE; 2472aceefefSIan Molton 24828f89849SKuninori Morimoto return snd_soc_component_write(component, reg, substream->runtime->rate); 2492aceefefSIan Molton } 2502aceefefSIan Molton 2512aceefefSIan Molton #define WM9705_AC97_RATES (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_11025 | \ 2522aceefefSIan Molton SNDRV_PCM_RATE_16000 | SNDRV_PCM_RATE_22050 | \ 2532aceefefSIan Molton SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | \ 2542aceefefSIan Molton SNDRV_PCM_RATE_48000) 2552aceefefSIan Molton 25685e7652dSLars-Peter Clausen static const struct snd_soc_dai_ops wm9705_dai_ops = { 2576335d055SEric Miao .prepare = ac97_prepare, 2586335d055SEric Miao }; 2596335d055SEric Miao 260f0fba2adSLiam Girdwood static struct snd_soc_dai_driver wm9705_dai[] = { 2612aceefefSIan Molton { 262f0fba2adSLiam Girdwood .name = "wm9705-hifi", 2632aceefefSIan Molton .playback = { 2642aceefefSIan Molton .stream_name = "HiFi Playback", 2652aceefefSIan Molton .channels_min = 1, 2662aceefefSIan Molton .channels_max = 2, 2672aceefefSIan Molton .rates = WM9705_AC97_RATES, 26833f503c9SMark Brown .formats = SND_SOC_STD_AC97_FMTS, 2692aceefefSIan Molton }, 2702aceefefSIan Molton .capture = { 2712aceefefSIan Molton .stream_name = "HiFi Capture", 2722aceefefSIan Molton .channels_min = 1, 2732aceefefSIan Molton .channels_max = 2, 2742aceefefSIan Molton .rates = WM9705_AC97_RATES, 27533f503c9SMark Brown .formats = SND_SOC_STD_AC97_FMTS, 2762aceefefSIan Molton }, 2776335d055SEric Miao .ops = &wm9705_dai_ops, 2782aceefefSIan Molton }, 2792aceefefSIan Molton { 280f0fba2adSLiam Girdwood .name = "wm9705-aux", 2812aceefefSIan Molton .playback = { 2822aceefefSIan Molton .stream_name = "Aux Playback", 2832aceefefSIan Molton .channels_min = 1, 2842aceefefSIan Molton .channels_max = 1, 2852aceefefSIan Molton .rates = WM9705_AC97_RATES, 2862aceefefSIan Molton .formats = SNDRV_PCM_FMTBIT_S16_LE, 2872aceefefSIan Molton }, 2882aceefefSIan Molton } 2892aceefefSIan Molton }; 2902aceefefSIan Molton 2910a11b168SMark Brown #ifdef CONFIG_PM 29228f89849SKuninori Morimoto static int wm9705_soc_suspend(struct snd_soc_component *component) 2930a11b168SMark Brown { 29428f89849SKuninori Morimoto regcache_cache_bypass(component->regmap, true); 29528f89849SKuninori Morimoto snd_soc_component_write(component, AC97_POWERDOWN, 0xffff); 29628f89849SKuninori Morimoto regcache_cache_bypass(component->regmap, false); 2970a11b168SMark Brown 2980a11b168SMark Brown return 0; 2990a11b168SMark Brown } 3000a11b168SMark Brown 30128f89849SKuninori Morimoto static int wm9705_soc_resume(struct snd_soc_component *component) 3020a11b168SMark Brown { 30328f89849SKuninori Morimoto struct wm9705_priv *wm9705 = snd_soc_component_get_drvdata(component); 304206964e8SLars-Peter Clausen int ret; 3050a11b168SMark Brown 306c6e46e52SRobert Jarzmik ret = snd_ac97_reset(wm9705->ac97, true, WM9705_VENDOR_ID, 3076e0b73a0SLars-Peter Clausen WM9705_VENDOR_ID_MASK); 3089cf766f6SLars-Peter Clausen if (ret < 0) 3090a11b168SMark Brown return ret; 3100a11b168SMark Brown 31128f89849SKuninori Morimoto snd_soc_component_cache_sync(component); 3120a11b168SMark Brown 3130a11b168SMark Brown return 0; 3140a11b168SMark Brown } 3150a11b168SMark Brown #else 3160a11b168SMark Brown #define wm9705_soc_suspend NULL 3170a11b168SMark Brown #define wm9705_soc_resume NULL 3180a11b168SMark Brown #endif 3190a11b168SMark Brown 32028f89849SKuninori Morimoto static int wm9705_soc_probe(struct snd_soc_component *component) 3212aceefefSIan Molton { 32228f89849SKuninori Morimoto struct wm9705_priv *wm9705 = snd_soc_component_get_drvdata(component); 323206964e8SLars-Peter Clausen struct regmap *regmap; 3242aceefefSIan Molton 325aaafcfedSRobert Jarzmik if (wm9705->mfd_pdata) { 326aaafcfedSRobert Jarzmik wm9705->ac97 = wm9705->mfd_pdata->ac97; 327aaafcfedSRobert Jarzmik regmap = wm9705->mfd_pdata->regmap; 328576ce407SArnd Bergmann } else if (IS_ENABLED(CONFIG_SND_SOC_AC97_BUS)) { 32928f89849SKuninori Morimoto wm9705->ac97 = snd_soc_new_ac97_component(component, WM9705_VENDOR_ID, 3306e0b73a0SLars-Peter Clausen WM9705_VENDOR_ID_MASK); 331c6e46e52SRobert Jarzmik if (IS_ERR(wm9705->ac97)) { 33228f89849SKuninori Morimoto dev_err(component->dev, "Failed to register AC97 codec\n"); 333c6e46e52SRobert Jarzmik return PTR_ERR(wm9705->ac97); 3342aceefefSIan Molton } 3352aceefefSIan Molton 336c6e46e52SRobert Jarzmik regmap = regmap_init_ac97(wm9705->ac97, &wm9705_regmap_config); 337206964e8SLars-Peter Clausen if (IS_ERR(regmap)) { 33828f89849SKuninori Morimoto snd_soc_free_ac97_component(wm9705->ac97); 3396bd25aaeSRobert Jarzmik return PTR_ERR(regmap); 340206964e8SLars-Peter Clausen } 341576ce407SArnd Bergmann } else { 342576ce407SArnd Bergmann return -ENXIO; 343aaafcfedSRobert Jarzmik } 344206964e8SLars-Peter Clausen 34528f89849SKuninori Morimoto snd_soc_component_set_drvdata(component, wm9705->ac97); 34628f89849SKuninori Morimoto snd_soc_component_init_regmap(component, regmap); 3472aceefefSIan Molton 3482aceefefSIan Molton return 0; 3492aceefefSIan Molton } 3502aceefefSIan Molton 35128f89849SKuninori Morimoto static void wm9705_soc_remove(struct snd_soc_component *component) 3522aceefefSIan Molton { 35328f89849SKuninori Morimoto struct wm9705_priv *wm9705 = snd_soc_component_get_drvdata(component); 354358a8bb5SLars-Peter Clausen 355576ce407SArnd Bergmann if (IS_ENABLED(CONFIG_SND_SOC_AC97_BUS) && !wm9705->mfd_pdata) { 35628f89849SKuninori Morimoto snd_soc_component_exit_regmap(component); 35728f89849SKuninori Morimoto snd_soc_free_ac97_component(wm9705->ac97); 358aaafcfedSRobert Jarzmik } 3592aceefefSIan Molton } 3602aceefefSIan Molton 36128f89849SKuninori Morimoto static const struct snd_soc_component_driver soc_component_dev_wm9705 = { 3622aceefefSIan Molton .probe = wm9705_soc_probe, 3632aceefefSIan Molton .remove = wm9705_soc_remove, 3640a11b168SMark Brown .suspend = wm9705_soc_suspend, 3650a11b168SMark Brown .resume = wm9705_soc_resume, 366d7cabb08SLars-Peter Clausen .controls = wm9705_snd_ac97_controls, 367d7cabb08SLars-Peter Clausen .num_controls = ARRAY_SIZE(wm9705_snd_ac97_controls), 36897a58d6eSLu Guanqun .dapm_widgets = wm9705_dapm_widgets, 36997a58d6eSLu Guanqun .num_dapm_widgets = ARRAY_SIZE(wm9705_dapm_widgets), 37097a58d6eSLu Guanqun .dapm_routes = wm9705_audio_map, 37197a58d6eSLu Guanqun .num_dapm_routes = ARRAY_SIZE(wm9705_audio_map), 37228f89849SKuninori Morimoto .idle_bias_on = 1, 37328f89849SKuninori Morimoto .use_pmdown_time = 1, 37428f89849SKuninori Morimoto .endianness = 1, 37528f89849SKuninori Morimoto .non_legacy_dai_naming = 1, 3762aceefefSIan Molton }; 377f0fba2adSLiam Girdwood 3787a79e94eSBill Pemberton static int wm9705_probe(struct platform_device *pdev) 379f0fba2adSLiam Girdwood { 380c6e46e52SRobert Jarzmik struct wm9705_priv *wm9705; 381c6e46e52SRobert Jarzmik 382c6e46e52SRobert Jarzmik wm9705 = devm_kzalloc(&pdev->dev, sizeof(*wm9705), GFP_KERNEL); 383c6e46e52SRobert Jarzmik if (wm9705 == NULL) 384c6e46e52SRobert Jarzmik return -ENOMEM; 385c6e46e52SRobert Jarzmik 386aaafcfedSRobert Jarzmik wm9705->mfd_pdata = dev_get_platdata(&pdev->dev); 387c6e46e52SRobert Jarzmik platform_set_drvdata(pdev, wm9705); 388c6e46e52SRobert Jarzmik 38928f89849SKuninori Morimoto return devm_snd_soc_register_component(&pdev->dev, 39028f89849SKuninori Morimoto &soc_component_dev_wm9705, wm9705_dai, ARRAY_SIZE(wm9705_dai)); 391f0fba2adSLiam Girdwood } 392f0fba2adSLiam Girdwood 393f0fba2adSLiam Girdwood static struct platform_driver wm9705_codec_driver = { 394f0fba2adSLiam Girdwood .driver = { 395f0fba2adSLiam Girdwood .name = "wm9705-codec", 396f0fba2adSLiam Girdwood }, 397f0fba2adSLiam Girdwood 398f0fba2adSLiam Girdwood .probe = wm9705_probe, 399f0fba2adSLiam Girdwood }; 400f0fba2adSLiam Girdwood 4015bbcc3c0SMark Brown module_platform_driver(wm9705_codec_driver); 4022aceefefSIan Molton 4032aceefefSIan Molton MODULE_DESCRIPTION("ASoC WM9705 driver"); 4042aceefefSIan Molton MODULE_AUTHOR("Ian Molton"); 4052aceefefSIan Molton MODULE_LICENSE("GPL v2"); 406