diff options
Diffstat (limited to 'sound/soc/codecs/wm5100.c')
| -rw-r--r-- | sound/soc/codecs/wm5100.c | 2766 |
1 files changed, 2766 insertions, 0 deletions
diff --git a/sound/soc/codecs/wm5100.c b/sound/soc/codecs/wm5100.c new file mode 100644 index 00000000..b9c185ce --- /dev/null +++ b/sound/soc/codecs/wm5100.c @@ -0,0 +1,2766 @@ +/* + * wm5100.c -- WM5100 ALSA SoC Audio driver + * + * Copyright 2011 Wolfson Microelectronics plc + * + * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/pm.h> +#include <linux/gcd.h> +#include <linux/gpio.h> +#include <linux/i2c.h> +#include <linux/pm_runtime.h> +#include <linux/regulator/consumer.h> +#include <linux/regulator/fixed.h> +#include <linux/slab.h> +#include <sound/core.h> +#include <sound/pcm.h> +#include <sound/pcm_params.h> +#include <sound/soc.h> +#include <sound/jack.h> +#include <sound/initval.h> +#include <sound/tlv.h> +#include <sound/wm5100.h> + +#include "wm5100.h" + +#define WM5100_NUM_CORE_SUPPLIES 2 +static const char *wm5100_core_supply_names[WM5100_NUM_CORE_SUPPLIES] = { + "DBVDD1", + "LDOVDD", /* If DCVDD is supplied externally specify as LDOVDD */ +}; + +#define WM5100_AIFS 3 +#define WM5100_SYNC_SRS 3 + +struct wm5100_fll { + int fref; + int fout; + int src; + struct completion lock; +}; + +/* codec private data */ +struct wm5100_priv { + struct device *dev; + struct regmap *regmap; + struct snd_soc_codec *codec; + + struct regulator_bulk_data core_supplies[WM5100_NUM_CORE_SUPPLIES]; + + int rev; + + int sysclk; + int asyncclk; + + bool aif_async[WM5100_AIFS]; + bool aif_symmetric[WM5100_AIFS]; + int sr_ref[WM5100_SYNC_SRS]; + + bool out_ena[2]; + + struct snd_soc_jack *jack; + bool jack_detecting; + bool jack_mic; + int jack_mode; + int jack_flips; + + struct wm5100_fll fll[2]; + + struct wm5100_pdata pdata; + +#ifdef CONFIG_GPIOLIB + struct gpio_chip gpio_chip; +#endif +}; + +static int wm5100_sr_code[] = { + 0, + 12000, + 24000, + 48000, + 96000, + 192000, + 384000, + 768000, + 0, + 11025, + 22050, + 44100, + 88200, + 176400, + 352800, + 705600, + 4000, + 8000, + 16000, + 32000, + 64000, + 128000, + 256000, + 512000, +}; + +static int wm5100_sr_regs[WM5100_SYNC_SRS] = { + WM5100_CLOCKING_4, + WM5100_CLOCKING_5, + WM5100_CLOCKING_6, +}; + +static int wm5100_alloc_sr(struct snd_soc_codec *codec, int rate) +{ + struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec); + int sr_code, sr_free, i; + + for (i = 0; i < ARRAY_SIZE(wm5100_sr_code); i++) + if (wm5100_sr_code[i] == rate) + break; + if (i == ARRAY_SIZE(wm5100_sr_code)) { + dev_err(codec->dev, "Unsupported sample rate: %dHz\n", rate); + return -EINVAL; + } + sr_code = i; + + if ((wm5100->sysclk % rate) == 0) { + /* Is this rate already in use? */ + sr_free = -1; + for (i = 0; i < ARRAY_SIZE(wm5100_sr_regs); i++) { + if (!wm5100->sr_ref[i] && sr_free == -1) { + sr_free = i; + continue; + } + if ((snd_soc_read(codec, wm5100_sr_regs[i]) & + WM5100_SAMPLE_RATE_1_MASK) == sr_code) + break; + } + + if (i < ARRAY_SIZE(wm5100_sr_regs)) { + wm5100->sr_ref[i]++; + dev_dbg(codec->dev, "SR %dHz, slot %d, ref %d\n", + rate, i, wm5100->sr_ref[i]); + return i; + } + + if (sr_free == -1) { + dev_err(codec->dev, "All SR slots already in use\n"); + return -EBUSY; + } + + dev_dbg(codec->dev, "Allocating SR slot %d for %dHz\n", + sr_free, rate); + wm5100->sr_ref[sr_free]++; + snd_soc_update_bits(codec, wm5100_sr_regs[sr_free], + WM5100_SAMPLE_RATE_1_MASK, + sr_code); + + return sr_free; + + } else { + dev_err(codec->dev, + "SR %dHz incompatible with %dHz SYSCLK and %dHz ASYNCCLK\n", + rate, wm5100->sysclk, wm5100->asyncclk); + return -EINVAL; + } +} + +static void wm5100_free_sr(struct snd_soc_codec *codec, int rate) +{ + struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec); + int i, sr_code; + + for (i = 0; i < ARRAY_SIZE(wm5100_sr_code); i++) + if (wm5100_sr_code[i] == rate) + break; + if (i == ARRAY_SIZE(wm5100_sr_code)) { + dev_err(codec->dev, "Unsupported sample rate: %dHz\n", rate); + return; + } + sr_code = wm5100_sr_code[i]; + + for (i = 0; i < ARRAY_SIZE(wm5100_sr_regs); i++) { + if (!wm5100->sr_ref[i]) + continue; + + if ((snd_soc_read(codec, wm5100_sr_regs[i]) & + WM5100_SAMPLE_RATE_1_MASK) == sr_code) + break; + } + if (i < ARRAY_SIZE(wm5100_sr_regs)) { + wm5100->sr_ref[i]--; + dev_dbg(codec->dev, "Dereference SR %dHz, count now %d\n", + rate, wm5100->sr_ref[i]); + } else { + dev_warn(codec->dev, "Freeing unreferenced sample rate %dHz\n", + rate); + } +} + +static int wm5100_reset(struct wm5100_priv *wm5100) +{ + if (wm5100->pdata.reset) { + gpio_set_value_cansleep(wm5100->pdata.reset, 0); + gpio_set_value_cansleep(wm5100->pdata.reset, 1); + + return 0; + } else { + return regmap_write(wm5100->regmap, WM5100_SOFTWARE_RESET, 0); + } +} + +static DECLARE_TLV_DB_SCALE(in_tlv, -6300, 100, 0); +static DECLARE_TLV_DB_SCALE(eq_tlv, -1200, 100, 0); +static DECLARE_TLV_DB_SCALE(mixer_tlv, -3200, 100, 0); +static DECLARE_TLV_DB_SCALE(out_tlv, -6400, 100, 0); +static DECLARE_TLV_DB_SCALE(digital_tlv, -6400, 50, 0); + +static const char *wm5100_mixer_texts[] = { + "None", + "Tone Generator 1", + "Tone Generator 2", + "AEC loopback", + "IN1L", + "IN1R", + "IN2L", + "IN2R", + "IN3L", + "IN3R", + "IN4L", + "IN4R", + "AIF1RX1", + "AIF1RX2", + "AIF1RX3", + "AIF1RX4", + "AIF1RX5", + "AIF1RX6", + "AIF1RX7", + "AIF1RX8", + "AIF2RX1", + "AIF2RX2", + "AIF3RX1", + "AIF3RX2", + "EQ1", + "EQ2", + "EQ3", + "EQ4", + "DRC1L", + "DRC1R", + "LHPF1", + "LHPF2", + "LHPF3", + "LHPF4", + "DSP1.1", + "DSP1.2", + "DSP1.3", + "DSP1.4", + "DSP1.5", + "DSP1.6", + "DSP2.1", + "DSP2.2", + "DSP2.3", + "DSP2.4", + "DSP2.5", + "DSP2.6", + "DSP3.1", + "DSP3.2", + "DSP3.3", + "DSP3.4", + "DSP3.5", + "DSP3.6", + "ASRC1L", + "ASRC1R", + "ASRC2L", + "ASRC2R", + "ISRC1INT1", + "ISRC1INT2", + "ISRC1INT3", + "ISRC1INT4", + "ISRC2INT1", + "ISRC2INT2", + "ISRC2INT3", + "ISRC2INT4", + "ISRC1DEC1", + "ISRC1DEC2", + "ISRC1DEC3", + "ISRC1DEC4", + "ISRC2DEC1", + "ISRC2DEC2", + "ISRC2DEC3", + "ISRC2DEC4", +}; + +static int wm5100_mixer_values[] = { + 0x00, + 0x04, /* Tone */ + 0x05, + 0x08, /* AEC */ + 0x10, /* Input */ + 0x11, + 0x12, + 0x13, + 0x14, + 0x15, + 0x16, + 0x17, + 0x20, /* AIF */ + 0x21, + 0x22, + 0x23, + 0x24, + 0x25, + 0x26, + 0x27, + 0x28, + 0x29, + 0x30, /* AIF3 - check */ + 0x31, + 0x50, /* EQ */ + 0x51, + 0x52, + 0x53, + 0x54, + 0x58, /* DRC */ + 0x59, + 0x60, /* LHPF1 */ + 0x61, /* LHPF2 */ + 0x62, /* LHPF3 */ + 0x63, /* LHPF4 */ + 0x68, /* DSP1 */ + 0x69, + 0x6a, + 0x6b, + 0x6c, + 0x6d, + 0x70, /* DSP2 */ + 0x71, + 0x72, + 0x73, + 0x74, + 0x75, + 0x78, /* DSP3 */ + 0x79, + 0x7a, + 0x7b, + 0x7c, + 0x7d, + 0x90, /* ASRC1 */ + 0x91, + 0x92, /* ASRC2 */ + 0x93, + 0xa0, /* ISRC1DEC1 */ + 0xa1, + 0xa2, + 0xa3, + 0xa4, /* ISRC1INT1 */ + 0xa5, + 0xa6, + 0xa7, + 0xa8, /* ISRC2DEC1 */ + 0xa9, + 0xaa, + 0xab, + 0xac, /* ISRC2INT1 */ + 0xad, + 0xae, + 0xaf, +}; + +#define WM5100_MIXER_CONTROLS(name, base) \ + SOC_SINGLE_TLV(name " Input 1 Volume", base + 1 , \ + WM5100_MIXER_VOL_SHIFT, 80, 0, mixer_tlv), \ + SOC_SINGLE_TLV(name " Input 2 Volume", base + 3 , \ + WM5100_MIXER_VOL_SHIFT, 80, 0, mixer_tlv), \ + SOC_SINGLE_TLV(name " Input 3 Volume", base + 5 , \ + WM5100_MIXER_VOL_SHIFT, 80, 0, mixer_tlv), \ + SOC_SINGLE_TLV(name " Input 4 Volume", base + 7 , \ + WM5100_MIXER_VOL_SHIFT, 80, 0, mixer_tlv) + +#define WM5100_MUX_ENUM_DECL(name, reg) \ + SOC_VALUE_ENUM_SINGLE_DECL(name, reg, 0, 0xff, \ + wm5100_mixer_texts, wm5100_mixer_values) + +#define WM5100_MUX_CTL_DECL(name) \ + const struct snd_kcontrol_new name##_mux = \ + SOC_DAPM_VALUE_ENUM("Route", name##_enum) + +#define WM5100_MIXER_ENUMS(name, base_reg) \ + static WM5100_MUX_ENUM_DECL(name##_in1_enum, base_reg); \ + static WM5100_MUX_ENUM_DECL(name##_in2_enum, base_reg + 2); \ + static WM5100_MUX_ENUM_DECL(name##_in3_enum, base_reg + 4); \ + static WM5100_MUX_ENUM_DECL(name##_in4_enum, base_reg + 6); \ + static WM5100_MUX_CTL_DECL(name##_in1); \ + static WM5100_MUX_CTL_DECL(name##_in2); \ + static WM5100_MUX_CTL_DECL(name##_in3); \ + static WM5100_MUX_CTL_DECL(name##_in4) + +WM5100_MIXER_ENUMS(HPOUT1L, WM5100_OUT1LMIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(HPOUT1R, WM5100_OUT1RMIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(HPOUT2L, WM5100_OUT2LMIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(HPOUT2R, WM5100_OUT2RMIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(HPOUT3L, WM5100_OUT3LMIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(HPOUT3R, WM5100_OUT3RMIX_INPUT_1_SOURCE); + +WM5100_MIXER_ENUMS(SPKOUTL, WM5100_OUT4LMIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(SPKOUTR, WM5100_OUT4RMIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(SPKDAT1L, WM5100_OUT5LMIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(SPKDAT1R, WM5100_OUT5RMIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(SPKDAT2L, WM5100_OUT6LMIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(SPKDAT2R, WM5100_OUT6RMIX_INPUT_1_SOURCE); + +WM5100_MIXER_ENUMS(PWM1, WM5100_PWM1MIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(PWM2, WM5100_PWM1MIX_INPUT_1_SOURCE); + +WM5100_MIXER_ENUMS(AIF1TX1, WM5100_AIF1TX1MIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(AIF1TX2, WM5100_AIF1TX2MIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(AIF1TX3, WM5100_AIF1TX3MIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(AIF1TX4, WM5100_AIF1TX4MIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(AIF1TX5, WM5100_AIF1TX5MIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(AIF1TX6, WM5100_AIF1TX6MIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(AIF1TX7, WM5100_AIF1TX7MIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(AIF1TX8, WM5100_AIF1TX8MIX_INPUT_1_SOURCE); + +WM5100_MIXER_ENUMS(AIF2TX1, WM5100_AIF2TX1MIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(AIF2TX2, WM5100_AIF2TX2MIX_INPUT_1_SOURCE); + +WM5100_MIXER_ENUMS(AIF3TX1, WM5100_AIF1TX1MIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(AIF3TX2, WM5100_AIF1TX2MIX_INPUT_1_SOURCE); + +WM5100_MIXER_ENUMS(EQ1, WM5100_EQ1MIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(EQ2, WM5100_EQ2MIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(EQ3, WM5100_EQ3MIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(EQ4, WM5100_EQ4MIX_INPUT_1_SOURCE); + +WM5100_MIXER_ENUMS(DRC1L, WM5100_DRC1LMIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(DRC1R, WM5100_DRC1RMIX_INPUT_1_SOURCE); + +WM5100_MIXER_ENUMS(LHPF1, WM5100_HPLP1MIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(LHPF2, WM5100_HPLP2MIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(LHPF3, WM5100_HPLP3MIX_INPUT_1_SOURCE); +WM5100_MIXER_ENUMS(LHPF4, WM5100_HPLP4MIX_INPUT_1_SOURCE); + +#define WM5100_MUX(name, ctrl) \ + SND_SOC_DAPM_VALUE_MUX(name, SND_SOC_NOPM, 0, 0, ctrl) + +#define WM5100_MIXER_WIDGETS(name, name_str) \ + WM5100_MUX(name_str " Input 1", &name##_in1_mux), \ + WM5100_MUX(name_str " Input 2", &name##_in2_mux), \ + WM5100_MUX(name_str " Input 3", &name##_in3_mux), \ + WM5100_MUX(name_str " Input 4", &name##_in4_mux), \ + SND_SOC_DAPM_MIXER(name_str " Mixer", SND_SOC_NOPM, 0, 0, NULL, 0) + +#define WM5100_MIXER_INPUT_ROUTES(name) \ + { name, "Tone Generator 1", "Tone Generator 1" }, \ + { name, "Tone Generator 2", "Tone Generator 2" }, \ + { name, "IN1L", "IN1L PGA" }, \ + { name, "IN1R", "IN1R PGA" }, \ + { name, "IN2L", "IN2L PGA" }, \ + { name, "IN2R", "IN2R PGA" }, \ + { name, "IN3L", "IN3L PGA" }, \ + { name, "IN3R", "IN3R PGA" }, \ + { name, "IN4L", "IN4L PGA" }, \ + { name, "IN4R", "IN4R PGA" }, \ + { name, "AIF1RX1", "AIF1RX1" }, \ + { name, "AIF1RX2", "AIF1RX2" }, \ + { name, "AIF1RX3", "AIF1RX3" }, \ + { name, "AIF1RX4", "AIF1RX4" }, \ + { name, "AIF1RX5", "AIF1RX5" }, \ + { name, "AIF1RX6", "AIF1RX6" }, \ + { name, "AIF1RX7", "AIF1RX7" }, \ + { name, "AIF1RX8", "AIF1RX8" }, \ + { name, "AIF2RX1", "AIF2RX1" }, \ + { name, "AIF2RX2", "AIF2RX2" }, \ + { name, "AIF3RX1", "AIF3RX1" }, \ + { name, "AIF3RX2", "AIF3RX2" }, \ + { name, "EQ1", "EQ1" }, \ + { name, "EQ2", "EQ2" }, \ + { name, "EQ3", "EQ3" }, \ + { name, "EQ4", "EQ4" }, \ + { name, "DRC1L", "DRC1L" }, \ + { name, "DRC1R", "DRC1R" }, \ + { name, "LHPF1", "LHPF1" }, \ + { name, "LHPF2", "LHPF2" }, \ + { name, "LHPF3", "LHPF3" }, \ + { name, "LHPF4", "LHPF4" } + +#define WM5100_MIXER_ROUTES(widget, name) \ + { widget, NULL, name " Mixer" }, \ + { name " Mixer", NULL, name " Input 1" }, \ + { name " Mixer", NULL, name " Input 2" }, \ + { name " Mixer", NULL, name " Input 3" }, \ + { name " Mixer", NULL, name " Input 4" }, \ + WM5100_MIXER_INPUT_ROUTES(name " Input 1"), \ + WM5100_MIXER_INPUT_ROUTES(name " Input 2"), \ + WM5100_MIXER_INPUT_ROUTES(name " Input 3"), \ + WM5100_MIXER_INPUT_ROUTES(name " Input 4") + +static const char *wm5100_lhpf_mode_text[] = { + "Low-pass", "High-pass" +}; + +static const struct soc_enum wm5100_lhpf1_mode = + SOC_ENUM_SINGLE(WM5100_HPLPF1_1, WM5100_LHPF1_MODE_SHIFT, 2, + wm5100_lhpf_mode_text); + +static const struct soc_enum wm5100_lhpf2_mode = + SOC_ENUM_SINGLE(WM5100_HPLPF2_1, WM5100_LHPF2_MODE_SHIFT, 2, + wm5100_lhpf_mode_text); + +static const struct soc_enum wm5100_lhpf3_mode = + SOC_ENUM_SINGLE(WM5100_HPLPF3_1, WM5100_LHPF3_MODE_SHIFT, 2, + wm5100_lhpf_mode_text); + +static const struct soc_enum wm5100_lhpf4_mode = + SOC_ENUM_SINGLE(WM5100_HPLPF4_1, WM5100_LHPF4_MODE_SHIFT, 2, + wm5100_lhpf_mode_text); + +static const struct snd_kcontrol_new wm5100_snd_controls[] = { +SOC_SINGLE("IN1 High Performance Switch", WM5100_IN1L_CONTROL, + WM5100_IN1_OSR_SHIFT, 1, 0), +SOC_SINGLE("IN2 High Performance Switch", WM5100_IN2L_CONTROL, + WM5100_IN2_OSR_SHIFT, 1, 0), +SOC_SINGLE("IN3 High Performance Switch", WM5100_IN3L_CONTROL, + WM5100_IN3_OSR_SHIFT, 1, 0), +SOC_SINGLE("IN4 High Performance Switch", WM5100_IN4L_CONTROL, + WM5100_IN4_OSR_SHIFT, 1, 0), + +/* Only applicable for analogue inputs */ +SOC_DOUBLE_R_TLV("IN1 Volume", WM5100_IN1L_CONTROL, WM5100_IN1R_CONTROL, + WM5100_IN1L_PGA_VOL_SHIFT, 94, 0, in_tlv), +SOC_DOUBLE_R_TLV("IN2 Volume", WM5100_IN2L_CONTROL, WM5100_IN2R_CONTROL, + WM5100_IN2L_PGA_VOL_SHIFT, 94, 0, in_tlv), +SOC_DOUBLE_R_TLV("IN3 Volume", WM5100_IN3L_CONTROL, WM5100_IN3R_CONTROL, + WM5100_IN3L_PGA_VOL_SHIFT, 94, 0, in_tlv), +SOC_DOUBLE_R_TLV("IN4 Volume", WM5100_IN4L_CONTROL, WM5100_IN4R_CONTROL, + WM5100_IN4L_PGA_VOL_SHIFT, 94, 0, in_tlv), + +SOC_DOUBLE_R_TLV("IN1 Digital Volume", WM5100_ADC_DIGITAL_VOLUME_1L, + WM5100_ADC_DIGITAL_VOLUME_1R, WM5100_IN1L_VOL_SHIFT, 191, + 0, digital_tlv), +SOC_DOUBLE_R_TLV("IN2 Digital Volume", WM5100_ADC_DIGITAL_VOLUME_2L, + WM5100_ADC_DIGITAL_VOLUME_2R, WM5100_IN2L_VOL_SHIFT, 191, + 0, digital_tlv), +SOC_DOUBLE_R_TLV("IN3 Digital Volume", WM5100_ADC_DIGITAL_VOLUME_3L, + WM5100_ADC_DIGITAL_VOLUME_3R, WM5100_IN3L_VOL_SHIFT, 191, + 0, digital_tlv), +SOC_DOUBLE_R_TLV("IN4 Digital Volume", WM5100_ADC_DIGITAL_VOLUME_4L, + WM5100_ADC_DIGITAL_VOLUME_4R, WM5100_IN4L_VOL_SHIFT, 191, + 0, digital_tlv), + +SOC_DOUBLE_R("IN1 Switch", WM5100_ADC_DIGITAL_VOLUME_1L, + WM5100_ADC_DIGITAL_VOLUME_1R, WM5100_IN1L_MUTE_SHIFT, 1, 1), +SOC_DOUBLE_R("IN2 Switch", WM5100_ADC_DIGITAL_VOLUME_2L, + WM5100_ADC_DIGITAL_VOLUME_2R, WM5100_IN2L_MUTE_SHIFT, 1, 1), +SOC_DOUBLE_R("IN3 Switch", WM5100_ADC_DIGITAL_VOLUME_3L, + WM5100_ADC_DIGITAL_VOLUME_3R, WM5100_IN3L_MUTE_SHIFT, 1, 1), +SOC_DOUBLE_R("IN4 Switch", WM5100_ADC_DIGITAL_VOLUME_4L, + WM5100_ADC_DIGITAL_VOLUME_4R, WM5100_IN4L_MUTE_SHIFT, 1, 1), + +SOC_SINGLE("HPOUT1 High Performance Switch", WM5100_OUT_VOLUME_1L, + WM5100_OUT1_OSR_SHIFT, 1, 0), +SOC_SINGLE("HPOUT2 High Performance Switch", WM5100_OUT_VOLUME_2L, + WM5100_OUT2_OSR_SHIFT, 1, 0), +SOC_SINGLE("HPOUT3 High Performance Switch", WM5100_OUT_VOLUME_3L, + WM5100_OUT3_OSR_SHIFT, 1, 0), +SOC_SINGLE("SPKOUT High Performance Switch", WM5100_OUT_VOLUME_4L, + WM5100_OUT4_OSR_SHIFT, 1, 0), +SOC_SINGLE("SPKDAT1 High Performance Switch", WM5100_DAC_VOLUME_LIMIT_5L, + WM5100_OUT5_OSR_SHIFT, 1, 0), +SOC_SINGLE("SPKDAT2 High Performance Switch", WM5100_DAC_VOLUME_LIMIT_6L, + WM5100_OUT6_OSR_SHIFT, 1, 0), + +SOC_DOUBLE_R_TLV("HPOUT1 Digital Volume", WM5100_DAC_DIGITAL_VOLUME_1L, + WM5100_DAC_DIGITAL_VOLUME_1R, WM5100_OUT1L_VOL_SHIFT, 159, 0, + digital_tlv), +SOC_DOUBLE_R_TLV("HPOUT2 Digital Volume", WM5100_DAC_DIGITAL_VOLUME_2L, + WM5100_DAC_DIGITAL_VOLUME_2R, WM5100_OUT2L_VOL_SHIFT, 159, 0, + digital_tlv), +SOC_DOUBLE_R_TLV("HPOUT3 Digital Volume", WM5100_DAC_DIGITAL_VOLUME_3L, + WM5100_DAC_DIGITAL_VOLUME_3R, WM5100_OUT3L_VOL_SHIFT, 159, 0, + digital_tlv), +SOC_DOUBLE_R_TLV("SPKOUT Digital Volume", WM5100_DAC_DIGITAL_VOLUME_4L, + WM5100_DAC_DIGITAL_VOLUME_4R, WM5100_OUT4L_VOL_SHIFT, 159, 0, + digital_tlv), +SOC_DOUBLE_R_TLV("SPKDAT1 Digital Volume", WM5100_DAC_DIGITAL_VOLUME_5L, + WM5100_DAC_DIGITAL_VOLUME_5R, WM5100_OUT5L_VOL_SHIFT, 159, 0, + digital_tlv), +SOC_DOUBLE_R_TLV("SPKDAT2 Digital Volume", WM5100_DAC_DIGITAL_VOLUME_6L, + WM5100_DAC_DIGITAL_VOLUME_6R, WM5100_OUT6L_VOL_SHIFT, 159, 0, + digital_tlv), + +SOC_DOUBLE_R("HPOUT1 Digital Switch", WM5100_DAC_DIGITAL_VOLUME_1L, + WM5100_DAC_DIGITAL_VOLUME_1R, WM5100_OUT1L_MUTE_SHIFT, 1, 1), +SOC_DOUBLE_R("HPOUT2 Digital Switch", WM5100_DAC_DIGITAL_VOLUME_2L, + WM5100_DAC_DIGITAL_VOLUME_2R, WM5100_OUT2L_MUTE_SHIFT, 1, 1), +SOC_DOUBLE_R("HPOUT3 Digital Switch", WM5100_DAC_DIGITAL_VOLUME_3L, + WM5100_DAC_DIGITAL_VOLUME_3R, WM5100_OUT3L_MUTE_SHIFT, 1, 1), +SOC_DOUBLE_R("SPKOUT Digital Switch", WM5100_DAC_DIGITAL_VOLUME_4L, + WM5100_DAC_DIGITAL_VOLUME_4R, WM5100_OUT4L_MUTE_SHIFT, 1, 1), +SOC_DOUBLE_R("SPKDAT1 Digital Switch", WM5100_DAC_DIGITAL_VOLUME_5L, + WM5100_DAC_DIGITAL_VOLUME_5R, WM5100_OUT5L_MUTE_SHIFT, 1, 1), +SOC_DOUBLE_R("SPKDAT2 Digital Switch", WM5100_DAC_DIGITAL_VOLUME_6L, + WM5100_DAC_DIGITAL_VOLUME_6R, WM5100_OUT6L_MUTE_SHIFT, 1, 1), + +/* FIXME: Only valid from -12dB to 0dB (52-64) */ +SOC_DOUBLE_R_TLV("HPOUT1 Volume", WM5100_OUT_VOLUME_1L, WM5100_OUT_VOLUME_1R, + WM5100_OUT1L_PGA_VOL_SHIFT, 64, 0, out_tlv), +SOC_DOUBLE_R_TLV("HPOUT2 Volume", WM5100_OUT_VOLUME_2L, WM5100_OUT_VOLUME_2R, + WM5100_OUT2L_PGA_VOL_SHIFT, 64, 0, out_tlv), +SOC_DOUBLE_R_TLV("HPOUT3 Volume", WM5100_OUT_VOLUME_3L, WM5100_OUT_VOLUME_3R, + WM5100_OUT2L_PGA_VOL_SHIFT, 64, 0, out_tlv), + +SOC_DOUBLE("SPKDAT1 Switch", WM5100_PDM_SPK1_CTRL_1, WM5100_SPK1L_MUTE_SHIFT, + WM5100_SPK1R_MUTE_SHIFT, 1, 1), +SOC_DOUBLE("SPKDAT2 Switch", WM5100_PDM_SPK2_CTRL_1, WM5100_SPK2L_MUTE_SHIFT, + WM5100_SPK2R_MUTE_SHIFT, 1, 1), + +SOC_SINGLE_TLV("EQ1 Band 1 Volume", WM5100_EQ1_1, WM5100_EQ1_B1_GAIN_SHIFT, + 24, 0, eq_tlv), +SOC_SINGLE_TLV("EQ1 Band 2 Volume", WM5100_EQ1_1, WM5100_EQ1_B2_GAIN_SHIFT, + 24, 0, eq_tlv), +SOC_SINGLE_TLV("EQ1 Band 3 Volume", WM5100_EQ1_1, WM5100_EQ1_B3_GAIN_SHIFT, + 24, 0, eq_tlv), +SOC_SINGLE_TLV("EQ1 Band 4 Volume", WM5100_EQ1_2, WM5100_EQ1_B4_GAIN_SHIFT, + 24, 0, eq_tlv), +SOC_SINGLE_TLV("EQ1 Band 5 Volume", WM5100_EQ1_2, WM5100_EQ1_B5_GAIN_SHIFT, + 24, 0, eq_tlv), + +SOC_SINGLE_TLV("EQ2 Band 1 Volume", WM5100_EQ2_1, WM5100_EQ2_B1_GAIN_SHIFT, + 24, 0, eq_tlv), +SOC_SINGLE_TLV("EQ2 Band 2 Volume", WM5100_EQ2_1, WM5100_EQ2_B2_GAIN_SHIFT, + 24, 0, eq_tlv), +SOC_SINGLE_TLV("EQ2 Band 3 Volume", WM5100_EQ2_1, WM5100_EQ2_B3_GAIN_SHIFT, + 24, 0, eq_tlv), +SOC_SINGLE_TLV("EQ2 Band 4 Volume", WM5100_EQ2_2, WM5100_EQ2_B4_GAIN_SHIFT, + 24, 0, eq_tlv), +SOC_SINGLE_TLV("EQ2 Band 5 Volume", WM5100_EQ2_2, WM5100_EQ2_B5_GAIN_SHIFT, + 24, 0, eq_tlv), + +SOC_SINGLE_TLV("EQ3 Band 1 Volume", WM5100_EQ1_1, WM5100_EQ3_B1_GAIN_SHIFT, + 24, 0, eq_tlv), +SOC_SINGLE_TLV("EQ3 Band 2 Volume", WM5100_EQ3_1, WM5100_EQ3_B2_GAIN_SHIFT, + 24, 0, eq_tlv), +SOC_SINGLE_TLV("EQ3 Band 3 Volume", WM5100_EQ3_1, WM5100_EQ3_B3_GAIN_SHIFT, + 24, 0, eq_tlv), +SOC_SINGLE_TLV("EQ3 Band 4 Volume", WM5100_EQ3_2, WM5100_EQ3_B4_GAIN_SHIFT, + 24, 0, eq_tlv), +SOC_SINGLE_TLV("EQ3 Band 5 Volume", WM5100_EQ3_2, WM5100_EQ3_B5_GAIN_SHIFT, + 24, 0, eq_tlv), + +SOC_SINGLE_TLV("EQ4 Band 1 Volume", WM5100_EQ4_1, WM5100_EQ4_B1_GAIN_SHIFT, + 24, 0, eq_tlv), +SOC_SINGLE_TLV("EQ4 Band 2 Volume", WM5100_EQ4_1, WM5100_EQ4_B2_GAIN_SHIFT, + 24, 0, eq_tlv), +SOC_SINGLE_TLV("EQ4 Band 3 Volume", WM5100_EQ4_1, WM5100_EQ4_B3_GAIN_SHIFT, + 24, 0, eq_tlv), +SOC_SINGLE_TLV("EQ4 Band 4 Volume", WM5100_EQ4_2, WM5100_EQ4_B4_GAIN_SHIFT, + 24, 0, eq_tlv), +SOC_SINGLE_TLV("EQ4 Band 5 Volume", WM5100_EQ4_2, WM5100_EQ4_B5_GAIN_SHIFT, + 24, 0, eq_tlv), + +SOC_ENUM("LHPF1 Mode", wm5100_lhpf1_mode), +SOC_ENUM("LHPF2 Mode", wm5100_lhpf2_mode), +SOC_ENUM("LHPF3 Mode", wm5100_lhpf3_mode), +SOC_ENUM("LHPF4 Mode", wm5100_lhpf4_mode), + +WM5100_MIXER_CONTROLS("HPOUT1L", WM5100_OUT1LMIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("HPOUT1R", WM5100_OUT1RMIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("HPOUT2L", WM5100_OUT2LMIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("HPOUT2R", WM5100_OUT2RMIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("HPOUT3L", WM5100_OUT3LMIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("HPOUT3R", WM5100_OUT3RMIX_INPUT_1_SOURCE), + +WM5100_MIXER_CONTROLS("SPKOUTL", WM5100_OUT4LMIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("SPKOUTR", WM5100_OUT4RMIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("SPKDAT1L", WM5100_OUT5LMIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("SPKDAT1R", WM5100_OUT5RMIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("SPKDAT2L", WM5100_OUT6LMIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("SPKDAT2R", WM5100_OUT6RMIX_INPUT_1_SOURCE), + +WM5100_MIXER_CONTROLS("PWM1", WM5100_PWM1MIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("PWM2", WM5100_PWM2MIX_INPUT_1_SOURCE), + +WM5100_MIXER_CONTROLS("AIF1TX1", WM5100_AIF1TX1MIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("AIF1TX2", WM5100_AIF1TX2MIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("AIF1TX3", WM5100_AIF1TX3MIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("AIF1TX4", WM5100_AIF1TX4MIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("AIF1TX5", WM5100_AIF1TX5MIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("AIF1TX6", WM5100_AIF1TX6MIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("AIF1TX7", WM5100_AIF1TX7MIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("AIF1TX8", WM5100_AIF1TX8MIX_INPUT_1_SOURCE), + +WM5100_MIXER_CONTROLS("AIF2TX1", WM5100_AIF2TX1MIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("AIF2TX2", WM5100_AIF2TX2MIX_INPUT_1_SOURCE), + +WM5100_MIXER_CONTROLS("AIF3TX1", WM5100_AIF3TX1MIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("AIF3TX2", WM5100_AIF3TX2MIX_INPUT_1_SOURCE), + +WM5100_MIXER_CONTROLS("EQ1", WM5100_EQ1MIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("EQ2", WM5100_EQ2MIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("EQ3", WM5100_EQ3MIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("EQ4", WM5100_EQ4MIX_INPUT_1_SOURCE), + +WM5100_MIXER_CONTROLS("DRC1L", WM5100_DRC1LMIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("DRC1R", WM5100_DRC1RMIX_INPUT_1_SOURCE), +SND_SOC_BYTES_MASK("DRC", WM5100_DRC1_CTRL1, 5, + WM5100_DRCL_ENA | WM5100_DRCR_ENA), + +WM5100_MIXER_CONTROLS("LHPF1", WM5100_HPLP1MIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("LHPF2", WM5100_HPLP2MIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("LHPF3", WM5100_HPLP3MIX_INPUT_1_SOURCE), +WM5100_MIXER_CONTROLS("LHPF4", WM5100_HPLP4MIX_INPUT_1_SOURCE), +}; + +static void wm5100_seq_notifier(struct snd_soc_dapm_context *dapm, + enum snd_soc_dapm_type event, int subseq) +{ + struct snd_soc_codec *codec = container_of(dapm, + struct snd_soc_codec, dapm); + struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec); + u16 val, expect, i; + + /* Wait for the outputs to flag themselves as enabled */ + if (wm5100->out_ena[0]) { + expect = snd_soc_read(codec, WM5100_CHANNEL_ENABLES_1); + for (i = 0; i < 200; i++) { + val = snd_soc_read(codec, WM5100_OUTPUT_STATUS_1); + if (val == expect) { + wm5100->out_ena[0] = false; + break; + } + } + if (i == 200) { + dev_err(codec->dev, "Timeout waiting for OUTPUT1 %x\n", + expect); + } + } + + if (wm5100->out_ena[1]) { + expect = snd_soc_read(codec, WM5100_OUTPUT_ENABLES_2); + for (i = 0; i < 200; i++) { + val = snd_soc_read(codec, WM5100_OUTPUT_STATUS_2); + if (val == expect) { + wm5100->out_ena[1] = false; + break; + } + } + if (i == 200) { + dev_err(codec->dev, "Timeout waiting for OUTPUT2 %x\n", + expect); + } + } +} + +static int wm5100_out_ev(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, + int event) +{ + struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(w->codec); + + switch (w->reg) { + case WM5100_CHANNEL_ENABLES_1: + wm5100->out_ena[0] = true; + break; + case WM5100_OUTPUT_ENABLES_2: + wm5100->out_ena[0] = true; + break; + default: + break; + } + + return 0; +} + +static void wm5100_log_status3(struct wm5100_priv *wm5100, int val) +{ + if (val & WM5100_SPK_SHUTDOWN_WARN_EINT) + dev_crit(wm5100->dev, "Speaker shutdown warning\n"); + if (val & WM5100_SPK_SHUTDOWN_EINT) + dev_crit(wm5100->dev, "Speaker shutdown\n"); + if (val & WM5100_CLKGEN_ERR_EINT) + dev_crit(wm5100->dev, "SYSCLK underclocked\n"); + if (val & WM5100_CLKGEN_ERR_ASYNC_EINT) + dev_crit(wm5100->dev, "ASYNCCLK underclocked\n"); +} + +static void wm5100_log_status4(struct wm5100_priv *wm5100, int val) +{ + if (val & WM5100_AIF3_ERR_EINT) + dev_err(wm5100->dev, "AIF3 configuration error\n"); + if (val & WM5100_AIF2_ERR_EINT) + dev_err(wm5100->dev, "AIF2 configuration error\n"); + if (val & WM5100_AIF1_ERR_EINT) + dev_err(wm5100->dev, "AIF1 configuration error\n"); + if (val & WM5100_CTRLIF_ERR_EINT) + dev_err(wm5100->dev, "Control interface error\n"); + if (val & WM5100_ISRC2_UNDERCLOCKED_EINT) + dev_err(wm5100->dev, "ISRC2 underclocked\n"); + if (val & WM5100_ISRC1_UNDERCLOCKED_EINT) + dev_err(wm5100->dev, "ISRC1 underclocked\n"); + if (val & WM5100_FX_UNDERCLOCKED_EINT) + dev_err(wm5100->dev, "FX underclocked\n"); + if (val & WM5100_AIF3_UNDERCLOCKED_EINT) + dev_err(wm5100->dev, "AIF3 underclocked\n"); + if (val & WM5100_AIF2_UNDERCLOCKED_EINT) + dev_err(wm5100->dev, "AIF2 underclocked\n"); + if (val & WM5100_AIF1_UNDERCLOCKED_EINT) + dev_err(wm5100->dev, "AIF1 underclocked\n"); + if (val & WM5100_ASRC_UNDERCLOCKED_EINT) + dev_err(wm5100->dev, "ASRC underclocked\n"); + if (val & WM5100_DAC_UNDERCLOCKED_EINT) + dev_err(wm5100->dev, "DAC underclocked\n"); + if (val & WM5100_ADC_UNDERCLOCKED_EINT) + dev_err(wm5100->dev, "ADC underclocked\n"); + if (val & WM5100_MIXER_UNDERCLOCKED_EINT) + dev_err(wm5100->dev, "Mixer underclocked\n"); +} + +static int wm5100_post_ev(struct snd_soc_dapm_widget *w, + struct snd_kcontrol *kcontrol, + int event) +{ + struct snd_soc_codec *codec = w->codec; + struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec); + int ret; + + ret = snd_soc_read(codec, WM5100_INTERRUPT_RAW_STATUS_3); + ret &= WM5100_SPK_SHUTDOWN_WARN_STS | + WM5100_SPK_SHUTDOWN_STS | WM5100_CLKGEN_ERR_STS | + WM5100_CLKGEN_ERR_ASYNC_STS; + wm5100_log_status3(wm5100, ret); + + ret = snd_soc_read(codec, WM5100_INTERRUPT_RAW_STATUS_4); + wm5100_log_status4(wm5100, ret); + + return 0; +} + +static const struct snd_soc_dapm_widget wm5100_dapm_widgets[] = { +SND_SOC_DAPM_SUPPLY("SYSCLK", WM5100_CLOCKING_3, WM5100_SYSCLK_ENA_SHIFT, 0, + NULL, 0), +SND_SOC_DAPM_SUPPLY("ASYNCCLK", WM5100_CLOCKING_6, WM5100_ASYNC_CLK_ENA_SHIFT, + 0, NULL, 0), + +SND_SOC_DAPM_REGULATOR_SUPPLY("CPVDD", 20), +SND_SOC_DAPM_REGULATOR_SUPPLY("DBVDD2", 0), +SND_SOC_DAPM_REGULATOR_SUPPLY("DBVDD3", 0), + +SND_SOC_DAPM_SUPPLY("CP1", WM5100_HP_CHARGE_PUMP_1, WM5100_CP1_ENA_SHIFT, 0, + NULL, 0), +SND_SOC_DAPM_SUPPLY("CP2", WM5100_MIC_CHARGE_PUMP_1, WM5100_CP2_ENA_SHIFT, 0, + NULL, 0), +SND_SOC_DAPM_SUPPLY("CP2 Active", WM5100_MIC_CHARGE_PUMP_1, + WM5100_CP2_BYPASS_SHIFT, 1, NULL, 0), + +SND_SOC_DAPM_SUPPLY("MICBIAS1", WM5100_MIC_BIAS_CTRL_1, WM5100_MICB1_ENA_SHIFT, + 0, NULL, 0), +SND_SOC_DAPM_SUPPLY("MICBIAS2", WM5100_MIC_BIAS_CTRL_2, WM5100_MICB2_ENA_SHIFT, + 0, NULL, 0), +SND_SOC_DAPM_SUPPLY("MICBIAS3", WM5100_MIC_BIAS_CTRL_3, WM5100_MICB3_ENA_SHIFT, + 0, NULL, 0), + +SND_SOC_DAPM_INPUT("IN1L"), +SND_SOC_DAPM_INPUT("IN1R"), +SND_SOC_DAPM_INPUT("IN2L"), +SND_SOC_DAPM_INPUT("IN2R"), +SND_SOC_DAPM_INPUT("IN3L"), +SND_SOC_DAPM_INPUT("IN3R"), +SND_SOC_DAPM_INPUT("IN4L"), +SND_SOC_DAPM_INPUT("IN4R"), +SND_SOC_DAPM_SIGGEN("TONE"), + +SND_SOC_DAPM_PGA_E("IN1L PGA", WM5100_INPUT_ENABLES, WM5100_IN1L_ENA_SHIFT, 0, + NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU), +SND_SOC_DAPM_PGA_E("IN1R PGA", WM5100_INPUT_ENABLES, WM5100_IN1R_ENA_SHIFT, 0, + NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU), +SND_SOC_DAPM_PGA_E("IN2L PGA", WM5100_INPUT_ENABLES, WM5100_IN2L_ENA_SHIFT, 0, + NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU), +SND_SOC_DAPM_PGA_E("IN2R PGA", WM5100_INPUT_ENABLES, WM5100_IN2R_ENA_SHIFT, 0, + NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU), +SND_SOC_DAPM_PGA_E("IN3L PGA", WM5100_INPUT_ENABLES, WM5100_IN3L_ENA_SHIFT, 0, + NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU), +SND_SOC_DAPM_PGA_E("IN3R PGA", WM5100_INPUT_ENABLES, WM5100_IN3R_ENA_SHIFT, 0, + NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU), +SND_SOC_DAPM_PGA_E("IN4L PGA", WM5100_INPUT_ENABLES, WM5100_IN4L_ENA_SHIFT, 0, + NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU), +SND_SOC_DAPM_PGA_E("IN4R PGA", WM5100_INPUT_ENABLES, WM5100_IN4R_ENA_SHIFT, 0, + NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU), + +SND_SOC_DAPM_PGA("Tone Generator 1", WM5100_TONE_GENERATOR_1, + WM5100_TONE1_ENA_SHIFT, 0, NULL, 0), +SND_SOC_DAPM_PGA("Tone Generator 2", WM5100_TONE_GENERATOR_1, + WM5100_TONE2_ENA_SHIFT, 0, NULL, 0), + +SND_SOC_DAPM_AIF_IN("AIF1RX1", "AIF1 Playback", 0, + WM5100_AUDIO_IF_1_27, WM5100_AIF1RX1_ENA_SHIFT, 0), +SND_SOC_DAPM_AIF_IN("AIF1RX2", "AIF1 Playback", 1, + WM5100_AUDIO_IF_1_27, WM5100_AIF1RX2_ENA_SHIFT, 0), +SND_SOC_DAPM_AIF_IN("AIF1RX3", "AIF1 Playback", 2, + WM5100_AUDIO_IF_1_27, WM5100_AIF1RX3_ENA_SHIFT, 0), +SND_SOC_DAPM_AIF_IN("AIF1RX4", "AIF1 Playback", 3, + WM5100_AUDIO_IF_1_27, WM5100_AIF1RX4_ENA_SHIFT, 0), +SND_SOC_DAPM_AIF_IN("AIF1RX5", "AIF1 Playback", 4, + WM5100_AUDIO_IF_1_27, WM5100_AIF1RX5_ENA_SHIFT, 0), +SND_SOC_DAPM_AIF_IN("AIF1RX6", "AIF1 Playback", 5, + WM5100_AUDIO_IF_1_27, WM5100_AIF1RX6_ENA_SHIFT, 0), +SND_SOC_DAPM_AIF_IN("AIF1RX7", "AIF1 Playback", 6, + WM5100_AUDIO_IF_1_27, WM5100_AIF1RX7_ENA_SHIFT, 0), +SND_SOC_DAPM_AIF_IN("AIF1RX8", "AIF1 Playback", 7, + WM5100_AUDIO_IF_1_27, WM5100_AIF1RX8_ENA_SHIFT, 0), + +SND_SOC_DAPM_AIF_IN("AIF2RX1", "AIF2 Playback", 0, + WM5100_AUDIO_IF_2_27, WM5100_AIF2RX1_ENA_SHIFT, 0), +SND_SOC_DAPM_AIF_IN("AIF2RX2", "AIF2 Playback", 1, + WM5100_AUDIO_IF_2_27, WM5100_AIF2RX2_ENA_SHIFT, 0), + +SND_SOC_DAPM_AIF_IN("AIF3RX1", "AIF3 Playback", 0, + WM5100_AUDIO_IF_3_27, WM5100_AIF3RX1_ENA_SHIFT, 0), +SND_SOC_DAPM_AIF_IN("AIF3RX2", "AIF3 Playback", 1, + WM5100_AUDIO_IF_3_27, WM5100_AIF3RX2_ENA_SHIFT, 0), + +SND_SOC_DAPM_AIF_OUT("AIF1TX1", "AIF1 Capture", 0, + WM5100_AUDIO_IF_1_26, WM5100_AIF1TX1_ENA_SHIFT, 0), +SND_SOC_DAPM_AIF_OUT("AIF1TX2", "AIF1 Capture", 1, + WM5100_AUDIO_IF_1_26, WM5100_AIF1TX2_ENA_SHIFT, 0), +SND_SOC_DAPM_AIF_OUT("AIF1TX3", "AIF1 Capture", 2, + WM5100_AUDIO_IF_1_26, WM5100_AIF1TX3_ENA_SHIFT, 0), +SND_SOC_DAPM_AIF_OUT("AIF1TX4", "AIF1 Capture", 3, + WM5100_AUDIO_IF_1_26, WM5100_AIF1TX4_ENA_SHIFT, 0), +SND_SOC_DAPM_AIF_OUT("AIF1TX5", "AIF1 Capture", 4, + WM5100_AUDIO_IF_1_26, WM5100_AIF1TX5_ENA_SHIFT, 0), +SND_SOC_DAPM_AIF_OUT("AIF1TX6", "AIF1 Capture", 5, + WM5100_AUDIO_IF_1_26, WM5100_AIF1TX6_ENA_SHIFT, 0), +SND_SOC_DAPM_AIF_OUT("AIF1TX7", "AIF1 Capture", 6, + WM5100_AUDIO_IF_1_26, WM5100_AIF1TX7_ENA_SHIFT, 0), +SND_SOC_DAPM_AIF_OUT("AIF1TX8", "AIF1 Capture", 7, + WM5100_AUDIO_IF_1_26, WM5100_AIF1TX8_ENA_SHIFT, 0), + +SND_SOC_DAPM_AIF_OUT("AIF2TX1", "AIF2 Capture", 0, + WM5100_AUDIO_IF_2_26, WM5100_AIF2TX1_ENA_SHIFT, 0), +SND_SOC_DAPM_AIF_OUT("AIF2TX2", "AIF2 Capture", 1, + WM5100_AUDIO_IF_2_26, WM5100_AIF2TX2_ENA_SHIFT, 0), + +SND_SOC_DAPM_AIF_OUT("AIF3TX1", "AIF3 Capture", 0, + WM5100_AUDIO_IF_3_26, WM5100_AIF3TX1_ENA_SHIFT, 0), +SND_SOC_DAPM_AIF_OUT("AIF3TX2", "AIF3 Capture", 1, + WM5100_AUDIO_IF_3_26, WM5100_AIF3TX2_ENA_SHIFT, 0), + +SND_SOC_DAPM_PGA_E("OUT6L", WM5100_OUTPUT_ENABLES_2, WM5100_OUT6L_ENA_SHIFT, 0, + NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU), +SND_SOC_DAPM_PGA_E("OUT6R", WM5100_OUTPUT_ENABLES_2, WM5100_OUT6R_ENA_SHIFT, 0, + NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU), +SND_SOC_DAPM_PGA_E("OUT5L", WM5100_OUTPUT_ENABLES_2, WM5100_OUT5L_ENA_SHIFT, 0, + NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU), +SND_SOC_DAPM_PGA_E("OUT5R", WM5100_OUTPUT_ENABLES_2, WM5100_OUT5R_ENA_SHIFT, 0, + NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU), +SND_SOC_DAPM_PGA_E("OUT4L", WM5100_OUTPUT_ENABLES_2, WM5100_OUT4L_ENA_SHIFT, 0, + NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU), +SND_SOC_DAPM_PGA_E("OUT4R", WM5100_OUTPUT_ENABLES_2, WM5100_OUT4R_ENA_SHIFT, 0, + NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU), +SND_SOC_DAPM_PGA_E("OUT3L", WM5100_CHANNEL_ENABLES_1, WM5100_HP3L_ENA_SHIFT, 0, + NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU), +SND_SOC_DAPM_PGA_E("OUT3R", WM5100_CHANNEL_ENABLES_1, WM5100_HP3R_ENA_SHIFT, 0, + NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU), +SND_SOC_DAPM_PGA_E("OUT2L", WM5100_CHANNEL_ENABLES_1, WM5100_HP2L_ENA_SHIFT, 0, + NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU), +SND_SOC_DAPM_PGA_E("OUT2R", WM5100_CHANNEL_ENABLES_1, WM5100_HP2R_ENA_SHIFT, 0, + NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU), +SND_SOC_DAPM_PGA_E("OUT1L", WM5100_CHANNEL_ENABLES_1, WM5100_HP1L_ENA_SHIFT, 0, + NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU), +SND_SOC_DAPM_PGA_E("OUT1R", WM5100_CHANNEL_ENABLES_1, WM5100_HP1R_ENA_SHIFT, 0, + NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU), +SND_SOC_DAPM_PGA_E("PWM1 Driver", WM5100_PWM_DRIVE_1, WM5100_PWM1_ENA_SHIFT, 0, + NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU), +SND_SOC_DAPM_PGA_E("PWM2 Driver", WM5100_PWM_DRIVE_1, WM5100_PWM2_ENA_SHIFT, 0, + NULL, 0, wm5100_out_ev, SND_SOC_DAPM_POST_PMU), + +SND_SOC_DAPM_PGA("EQ1", WM5100_EQ1_1, WM5100_EQ1_ENA_SHIFT, 0, NULL, 0), +SND_SOC_DAPM_PGA("EQ2", WM5100_EQ2_1, WM5100_EQ2_ENA_SHIFT, 0, NULL, 0), +SND_SOC_DAPM_PGA("EQ3", WM5100_EQ3_1, WM5100_EQ3_ENA_SHIFT, 0, NULL, 0), +SND_SOC_DAPM_PGA("EQ4", WM5100_EQ4_1, WM5100_EQ4_ENA_SHIFT, 0, NULL, 0), + +SND_SOC_DAPM_PGA("DRC1L", WM5100_DRC1_CTRL1, WM5100_DRCL_ENA_SHIFT, 0, + NULL, 0), +SND_SOC_DAPM_PGA("DRC1R", WM5100_DRC1_CTRL1, WM5100_DRCR_ENA_SHIFT, 0, + NULL, 0), + +SND_SOC_DAPM_PGA("LHPF1", WM5100_HPLPF1_1, WM5100_LHPF1_ENA_SHIFT, 0, + NULL, 0), +SND_SOC_DAPM_PGA("LHPF2", WM5100_HPLPF2_1, WM5100_LHPF2_ENA_SHIFT, 0, + NULL, 0), +SND_SOC_DAPM_PGA("LHPF3", WM5100_HPLPF3_1, WM5100_LHPF3_ENA_SHIFT, 0, + NULL, 0), +SND_SOC_DAPM_PGA("LHPF4", WM5100_HPLPF4_1, WM5100_LHPF4_ENA_SHIFT, 0, + NULL, 0), + +WM5100_MIXER_WIDGETS(EQ1, "EQ1"), +WM5100_MIXER_WIDGETS(EQ2, "EQ2"), +WM5100_MIXER_WIDGETS(EQ3, "EQ3"), +WM5100_MIXER_WIDGETS(EQ4, "EQ4"), + +WM5100_MIXER_WIDGETS(DRC1L, "DRC1L"), +WM5100_MIXER_WIDGETS(DRC1R, "DRC1R"), + +WM5100_MIXER_WIDGETS(LHPF1, "LHPF1"), +WM5100_MIXER_WIDGETS(LHPF2, "LHPF2"), +WM5100_MIXER_WIDGETS(LHPF3, "LHPF3"), +WM5100_MIXER_WIDGETS(LHPF4, "LHPF4"), + +WM5100_MIXER_WIDGETS(AIF1TX1, "AIF1TX1"), +WM5100_MIXER_WIDGETS(AIF1TX2, "AIF1TX2"), +WM5100_MIXER_WIDGETS(AIF1TX3, "AIF1TX3"), +WM5100_MIXER_WIDGETS(AIF1TX4, "AIF1TX4"), +WM5100_MIXER_WIDGETS(AIF1TX5, "AIF1TX5"), +WM5100_MIXER_WIDGETS(AIF1TX6, "AIF1TX6"), +WM5100_MIXER_WIDGETS(AIF1TX7, "AIF1TX7"), +WM5100_MIXER_WIDGETS(AIF1TX8, "AIF1TX8"), + +WM5100_MIXER_WIDGETS(AIF2TX1, "AIF2TX1"), +WM5100_MIXER_WIDGETS(AIF2TX2, "AIF2TX2"), + +WM5100_MIXER_WIDGETS(AIF3TX1, "AIF3TX1"), +WM5100_MIXER_WIDGETS(AIF3TX2, "AIF3TX2"), + +WM5100_MIXER_WIDGETS(HPOUT1L, "HPOUT1L"), +WM5100_MIXER_WIDGETS(HPOUT1R, "HPOUT1R"), +WM5100_MIXER_WIDGETS(HPOUT2L, "HPOUT2L"), +WM5100_MIXER_WIDGETS(HPOUT2R, "HPOUT2R"), +WM5100_MIXER_WIDGETS(HPOUT3L, "HPOUT3L"), +WM5100_MIXER_WIDGETS(HPOUT3R, "HPOUT3R"), + +WM5100_MIXER_WIDGETS(SPKOUTL, "SPKOUTL"), +WM5100_MIXER_WIDGETS(SPKOUTR, "SPKOUTR"), +WM5100_MIXER_WIDGETS(SPKDAT1L, "SPKDAT1L"), +WM5100_MIXER_WIDGETS(SPKDAT1R, "SPKDAT1R"), +WM5100_MIXER_WIDGETS(SPKDAT2L, "SPKDAT2L"), +WM5100_MIXER_WIDGETS(SPKDAT2R, "SPKDAT2R"), + +WM5100_MIXER_WIDGETS(PWM1, "PWM1"), +WM5100_MIXER_WIDGETS(PWM2, "PWM2"), + +SND_SOC_DAPM_OUTPUT("HPOUT1L"), +SND_SOC_DAPM_OUTPUT("HPOUT1R"), +SND_SOC_DAPM_OUTPUT("HPOUT2L"), +SND_SOC_DAPM_OUTPUT("HPOUT2R"), +SND_SOC_DAPM_OUTPUT("HPOUT3L"), +SND_SOC_DAPM_OUTPUT("HPOUT3R"), +SND_SOC_DAPM_OUTPUT("SPKOUTL"), +SND_SOC_DAPM_OUTPUT("SPKOUTR"), +SND_SOC_DAPM_OUTPUT("SPKDAT1"), +SND_SOC_DAPM_OUTPUT("SPKDAT2"), +SND_SOC_DAPM_OUTPUT("PWM1"), +SND_SOC_DAPM_OUTPUT("PWM2"), +}; + +/* We register a _POST event if we don't have IRQ support so we can + * look at the error status from the CODEC - if we've got the IRQ + * hooked up then we will get prompted to look by an interrupt. + */ +static const struct snd_soc_dapm_widget wm5100_dapm_widgets_noirq[] = { +SND_SOC_DAPM_POST("Post", wm5100_post_ev), +}; + +static const struct snd_soc_dapm_route wm5100_dapm_routes[] = { + { "CP1", NULL, "CPVDD" }, + { "CP2 Active", NULL, "CPVDD" }, + + { "IN1L", NULL, "SYSCLK" }, + { "IN1R", NULL, "SYSCLK" }, + { "IN2L", NULL, "SYSCLK" }, + { "IN2R", NULL, "SYSCLK" }, + { "IN3L", NULL, "SYSCLK" }, + { "IN3R", NULL, "SYSCLK" }, + { "IN4L", NULL, "SYSCLK" }, + { "IN4R", NULL, "SYSCLK" }, + + { "OUT1L", NULL, "SYSCLK" }, + { "OUT1R", NULL, "SYSCLK" }, + { "OUT2L", NULL, "SYSCLK" }, + { "OUT2R", NULL, "SYSCLK" }, + { "OUT3L", NULL, "SYSCLK" }, + { "OUT3R", NULL, "SYSCLK" }, + { "OUT4L", NULL, "SYSCLK" }, + { "OUT4R", NULL, "SYSCLK" }, + { "OUT5L", NULL, "SYSCLK" }, + { "OUT5R", NULL, "SYSCLK" }, + { "OUT6L", NULL, "SYSCLK" }, + { "OUT6R", NULL, "SYSCLK" }, + + { "AIF1RX1", NULL, "SYSCLK" }, + { "AIF1RX2", NULL, "SYSCLK" }, + { "AIF1RX3", NULL, "SYSCLK" }, + { "AIF1RX4", NULL, "SYSCLK" }, + { "AIF1RX5", NULL, "SYSCLK" }, + { "AIF1RX6", NULL, "SYSCLK" }, + { "AIF1RX7", NULL, "SYSCLK" }, + { "AIF1RX8", NULL, "SYSCLK" }, + + { "AIF2RX1", NULL, "SYSCLK" }, + { "AIF2RX1", NULL, "DBVDD2" }, + { "AIF2RX2", NULL, "SYSCLK" }, + { "AIF2RX2", NULL, "DBVDD2" }, + + { "AIF3RX1", NULL, "SYSCLK" }, + { "AIF3RX1", NULL, "DBVDD3" }, + { "AIF3RX2", NULL, "SYSCLK" }, + { "AIF3RX2", NULL, "DBVDD3" }, + + { "AIF1TX1", NULL, "SYSCLK" }, + { "AIF1TX2", NULL, "SYSCLK" }, + { "AIF1TX3", NULL, "SYSCLK" }, + { "AIF1TX4", NULL, "SYSCLK" }, + { "AIF1TX5", NULL, "SYSCLK" }, + { "AIF1TX6", NULL, "SYSCLK" }, + { "AIF1TX7", NULL, "SYSCLK" }, + { "AIF1TX8", NULL, "SYSCLK" }, + + { "AIF2TX1", NULL, "SYSCLK" }, + { "AIF2TX1", NULL, "DBVDD2" }, + { "AIF2TX2", NULL, "SYSCLK" }, + { "AIF2TX2", NULL, "DBVDD2" }, + + { "AIF3TX1", NULL, "SYSCLK" }, + { "AIF3TX1", NULL, "DBVDD3" }, + { "AIF3TX2", NULL, "SYSCLK" }, + { "AIF3TX2", NULL, "DBVDD3" }, + + { "MICBIAS1", NULL, "CP2" }, + { "MICBIAS2", NULL, "CP2" }, + { "MICBIAS3", NULL, "CP2" }, + + { "IN1L PGA", NULL, "CP2" }, + { "IN1R PGA", NULL, "CP2" }, + { "IN2L PGA", NULL, "CP2" }, + { "IN2R PGA", NULL, "CP2" }, + { "IN3L PGA", NULL, "CP2" }, + { "IN3R PGA", NULL, "CP2" }, + { "IN4L PGA", NULL, "CP2" }, + { "IN4R PGA", NULL, "CP2" }, + + { "IN1L PGA", NULL, "CP2 Active" }, + { "IN1R PGA", NULL, "CP2 Active" }, + { "IN2L PGA", NULL, "CP2 Active" }, + { "IN2R PGA", NULL, "CP2 Active" }, + { "IN3L PGA", NULL, "CP2 Active" }, + { "IN3R PGA", NULL, "CP2 Active" }, + { "IN4L PGA", NULL, "CP2 Active" }, + { "IN4R PGA", NULL, "CP2 Active" }, + + { "OUT1L", NULL, "CP1" }, + { "OUT1R", NULL, "CP1" }, + { "OUT2L", NULL, "CP1" }, + { "OUT2R", NULL, "CP1" }, + { "OUT3L", NULL, "CP1" }, + { "OUT3R", NULL, "CP1" }, + + { "Tone Generator 1", NULL, "TONE" }, + { "Tone Generator 2", NULL, "TONE" }, + + { "IN1L PGA", NULL, "IN1L" }, + { "IN1R PGA", NULL, "IN1R" }, + { "IN2L PGA", NULL, "IN2L" }, + { "IN2R PGA", NULL, "IN2R" }, + { "IN3L PGA", NULL, "IN3L" }, + { "IN3R PGA", NULL, "IN3R" }, + { "IN4L PGA", NULL, "IN4L" }, + { "IN4R PGA", NULL, "IN4R" }, + + WM5100_MIXER_ROUTES("OUT1L", "HPOUT1L"), + WM5100_MIXER_ROUTES("OUT1R", "HPOUT1R"), + WM5100_MIXER_ROUTES("OUT2L", "HPOUT2L"), + WM5100_MIXER_ROUTES("OUT2R", "HPOUT2R"), + WM5100_MIXER_ROUTES("OUT3L", "HPOUT3L"), + WM5100_MIXER_ROUTES("OUT3R", "HPOUT3R"), + + WM5100_MIXER_ROUTES("OUT4L", "SPKOUTL"), + WM5100_MIXER_ROUTES("OUT4R", "SPKOUTR"), + WM5100_MIXER_ROUTES("OUT5L", "SPKDAT1L"), + WM5100_MIXER_ROUTES("OUT5R", "SPKDAT1R"), + WM5100_MIXER_ROUTES("OUT6L", "SPKDAT2L"), + WM5100_MIXER_ROUTES("OUT6R", "SPKDAT2R"), + + WM5100_MIXER_ROUTES("PWM1 Driver", "PWM1"), + WM5100_MIXER_ROUTES("PWM2 Driver", "PWM2"), + + WM5100_MIXER_ROUTES("AIF1TX1", "AIF1TX1"), + WM5100_MIXER_ROUTES("AIF1TX2", "AIF1TX2"), + WM5100_MIXER_ROUTES("AIF1TX3", "AIF1TX3"), + WM5100_MIXER_ROUTES("AIF1TX4", "AIF1TX4"), + WM5100_MIXER_ROUTES("AIF1TX5", "AIF1TX5"), + WM5100_MIXER_ROUTES("AIF1TX6", "AIF1TX6"), + WM5100_MIXER_ROUTES("AIF1TX7", "AIF1TX7"), + WM5100_MIXER_ROUTES("AIF1TX8", "AIF1TX8"), + + WM5100_MIXER_ROUTES("AIF2TX1", "AIF2TX1"), + WM5100_MIXER_ROUTES("AIF2TX2", "AIF2TX2"), + + WM5100_MIXER_ROUTES("AIF3TX1", "AIF3TX1"), + WM5100_MIXER_ROUTES("AIF3TX2", "AIF3TX2"), + + WM5100_MIXER_ROUTES("EQ1", "EQ1"), + WM5100_MIXER_ROUTES("EQ2", "EQ2"), + WM5100_MIXER_ROUTES("EQ3", "EQ3"), + WM5100_MIXER_ROUTES("EQ4", "EQ4"), + + WM5100_MIXER_ROUTES("DRC1L", "DRC1L"), + WM5100_MIXER_ROUTES("DRC1R", "DRC1R"), + + WM5100_MIXER_ROUTES("LHPF1", "LHPF1"), + WM5100_MIXER_ROUTES("LHPF2", "LHPF2"), + WM5100_MIXER_ROUTES("LHPF3", "LHPF3"), + WM5100_MIXER_ROUTES("LHPF4", "LHPF4"), + + { "HPOUT1L", NULL, "OUT1L" }, + { "HPOUT1R", NULL, "OUT1R" }, + { "HPOUT2L", NULL, "OUT2L" }, + { "HPOUT2R", NULL, "OUT2R" }, + { "HPOUT3L", NULL, "OUT3L" }, + { "HPOUT3R", NULL, "OUT3R" }, + { "SPKOUTL", NULL, "OUT4L" }, + { "SPKOUTR", NULL, "OUT4R" }, + { "SPKDAT1", NULL, "OUT5L" }, + { "SPKDAT1", NULL, "OUT5R" }, + { "SPKDAT2", NULL, "OUT6L" }, + { "SPKDAT2", NULL, "OUT6R" }, + { "PWM1", NULL, "PWM1 Driver" }, + { "PWM2", NULL, "PWM2 Driver" }, +}; + +static const __devinitdata struct reg_default wm5100_reva_patches[] = { + { WM5100_AUDIO_IF_1_10, 0 }, + { WM5100_AUDIO_IF_1_11, 1 }, + { WM5100_AUDIO_IF_1_12, 2 }, + { WM5100_AUDIO_IF_1_13, 3 }, + { WM5100_AUDIO_IF_1_14, 4 }, + { WM5100_AUDIO_IF_1_15, 5 }, + { WM5100_AUDIO_IF_1_16, 6 }, + { WM5100_AUDIO_IF_1_17, 7 }, + + { WM5100_AUDIO_IF_1_18, 0 }, + { WM5100_AUDIO_IF_1_19, 1 }, + { WM5100_AUDIO_IF_1_20, 2 }, + { WM5100_AUDIO_IF_1_21, 3 }, + { WM5100_AUDIO_IF_1_22, 4 }, + { WM5100_AUDIO_IF_1_23, 5 }, + { WM5100_AUDIO_IF_1_24, 6 }, + { WM5100_AUDIO_IF_1_25, 7 }, + + { WM5100_AUDIO_IF_2_10, 0 }, + { WM5100_AUDIO_IF_2_11, 1 }, + + { WM5100_AUDIO_IF_2_18, 0 }, + { WM5100_AUDIO_IF_2_19, 1 }, + + { WM5100_AUDIO_IF_3_10, 0 }, + { WM5100_AUDIO_IF_3_11, 1 }, + + { WM5100_AUDIO_IF_3_18, 0 }, + { WM5100_AUDIO_IF_3_19, 1 }, +}; + +static int wm5100_dai_to_base(struct snd_soc_dai *dai) +{ + switch (dai->id) { + case 0: + return WM5100_AUDIO_IF_1_1 - 1; + case 1: + return WM5100_AUDIO_IF_2_1 - 1; + case 2: + return WM5100_AUDIO_IF_3_1 - 1; + default: + BUG(); + return -EINVAL; + } +} + +static int wm5100_set_fmt(struct snd_soc_dai *dai, unsigned int fmt) +{ + struct snd_soc_codec *codec = dai->codec; + int lrclk, bclk, mask, base; + + base = wm5100_dai_to_base(dai); + if (base < 0) + return base; + + lrclk = 0; + bclk = 0; + + switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) { + case SND_SOC_DAIFMT_DSP_A: + mask = 0; + break; + case SND_SOC_DAIFMT_DSP_B: + mask = 1; + break; + case SND_SOC_DAIFMT_I2S: + mask = 2; + break; + case SND_SOC_DAIFMT_LEFT_J: + mask = 3; + break; + default: + dev_err(codec->dev, "Unsupported DAI format %d\n", + fmt & SND_SOC_DAIFMT_FORMAT_MASK); + return -EINVAL; + } + + switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) { + case SND_SOC_DAIFMT_CBS_CFS: + break; + case SND_SOC_DAIFMT_CBS_CFM: + lrclk |= WM5100_AIF1TX_LRCLK_MSTR; + break; + case SND_SOC_DAIFMT_CBM_CFS: + bclk |= WM5100_AIF1_BCLK_MSTR; + break; + case SND_SOC_DAIFMT_CBM_CFM: + lrclk |= WM5100_AIF1TX_LRCLK_MSTR; + bclk |= WM5100_AIF1_BCLK_MSTR; + break; + default: + dev_err(codec->dev, "Unsupported master mode %d\n", + fmt & SND_SOC_DAIFMT_MASTER_MASK); + return -EINVAL; + } + + switch (fmt & SND_SOC_DAIFMT_INV_MASK) { + case SND_SOC_DAIFMT_NB_NF: + break; + case SND_SOC_DAIFMT_IB_IF: + bclk |= WM5100_AIF1_BCLK_INV; + lrclk |= WM5100_AIF1TX_LRCLK_INV; + break; + case SND_SOC_DAIFMT_IB_NF: + bclk |= WM5100_AIF1_BCLK_INV; + break; + case SND_SOC_DAIFMT_NB_IF: + lrclk |= WM5100_AIF1TX_LRCLK_INV; + break; + default: + return -EINVAL; + } + + snd_soc_update_bits(codec, base + 1, WM5100_AIF1_BCLK_MSTR | + WM5100_AIF1_BCLK_INV, bclk); + snd_soc_update_bits(codec, base + 2, WM5100_AIF1TX_LRCLK_MSTR | + WM5100_AIF1TX_LRCLK_INV, lrclk); + snd_soc_update_bits(codec, base + 3, WM5100_AIF1TX_LRCLK_MSTR | + WM5100_AIF1TX_LRCLK_INV, lrclk); + snd_soc_update_bits(codec, base + 5, WM5100_AIF1_FMT_MASK, mask); + + return 0; +} + +#define WM5100_NUM_BCLK_RATES 19 + +static int wm5100_bclk_rates_dat[WM5100_NUM_BCLK_RATES] = { + 32000, + 48000, + 64000, + 96000, + 128000, + 192000, + 256000, + 384000, + 512000, + 768000, + 1024000, + 1536000, + 2048000, + 3072000, + 4096000, + 6144000, + 8192000, + 12288000, + 24576000, +}; + +static int wm5100_bclk_rates_cd[WM5100_NUM_BCLK_RATES] = { + 29400, + 44100, + 58800, + 88200, + 117600, + 176400, + 235200, + 352800, + 470400, + 705600, + 940800, + 1411200, + 1881600, + 2882400, + 3763200, + 5644800, + 7526400, + 11289600, + 22579600, +}; + +static int wm5100_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params, + struct snd_soc_dai *dai) +{ + struct snd_soc_codec *codec = dai->codec; + struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec); + bool async = wm5100->aif_async[dai->id]; + int i, base, bclk, aif_rate, lrclk, wl, fl, sr; + int *bclk_rates; + + base = wm5100_dai_to_base(dai); + if (base < 0) + return base; + + /* Data sizes if not using TDM */ + wl = snd_pcm_format_width(params_format(params)); + if (wl < 0) + return wl; + fl = snd_soc_params_to_frame_size(params); + if (fl < 0) + return fl; + + dev_dbg(codec->dev, "Word length %d bits, frame length %d bits\n", + wl, fl); + + /* Target BCLK rate */ + bclk = snd_soc_params_to_bclk(params); + if (bclk < 0) + return bclk; + + /* Root for BCLK depends on SYS/ASYNCCLK */ + if (!async) { + aif_rate = wm5100->sysclk; + sr = wm5100_alloc_sr(codec, params_rate(params)); + if (sr < 0) + return sr; + } else { + /* If we're in ASYNCCLK set the ASYNC sample rate */ + aif_rate = wm5100->asyncclk; + sr = 3; + + for (i = 0; i < ARRAY_SIZE(wm5100_sr_code); i++) + if (params_rate(params) == wm5100_sr_code[i]) + break; + if (i == ARRAY_SIZE(wm5100_sr_code)) { + dev_err(codec->dev, "Invalid rate %dHzn", + params_rate(params)); + return -EINVAL; + } + + /* TODO: We should really check for symmetry */ + snd_soc_update_bits(codec, WM5100_CLOCKING_8, + WM5100_ASYNC_SAMPLE_RATE_MASK, i); + } + + if (!aif_rate) { + dev_err(codec->dev, "%s has no rate set\n", + async ? "ASYNCCLK" : "SYSCLK"); + return -EINVAL; + } + + dev_dbg(codec->dev, "Target BCLK is %dHz, using %dHz %s\n", + bclk, aif_rate, async ? "ASYNCCLK" : "SYSCLK"); + + if (aif_rate % 4000) + bclk_rates = wm5100_bclk_rates_cd; + else + bclk_rates = wm5100_bclk_rates_dat; + + for (i = 0; i < WM5100_NUM_BCLK_RATES; i++) + if (bclk_rates[i] >= bclk && (bclk_rates[i] % bclk == 0)) + break; + if (i == WM5100_NUM_BCLK_RATES) { + dev_err(codec->dev, + "No valid BCLK for %dHz found from %dHz %s\n", + bclk, aif_rate, async ? "ASYNCCLK" : "SYSCLK"); + return -EINVAL; + } + + bclk = i; + dev_dbg(codec->dev, "Setting %dHz BCLK\n", bclk_rates[bclk]); + snd_soc_update_bits(codec, base + 1, WM5100_AIF1_BCLK_FREQ_MASK, bclk); + + lrclk = bclk_rates[bclk] / params_rate(params); + dev_dbg(codec->dev, "Setting %dHz LRCLK\n", bclk_rates[bclk] / lrclk); + if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK || + wm5100->aif_symmetric[dai->id]) + snd_soc_update_bits(codec, base + 7, + WM5100_AIF1RX_BCPF_MASK, lrclk); + else + snd_soc_update_bits(codec, base + 6, + WM5100_AIF1TX_BCPF_MASK, lrclk); + + i = (wl << WM5100_AIF1TX_WL_SHIFT) | fl; + if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) + snd_soc_update_bits(codec, base + 9, + WM5100_AIF1RX_WL_MASK | + WM5100_AIF1RX_SLOT_LEN_MASK, i); + else + snd_soc_update_bits(codec, base + 8, + WM5100_AIF1TX_WL_MASK | + WM5100_AIF1TX_SLOT_LEN_MASK, i); + + snd_soc_update_bits(codec, base + 4, WM5100_AIF1_RATE_MASK, sr); + + return 0; +} + +static const struct snd_soc_dai_ops wm5100_dai_ops = { + .set_fmt = wm5100_set_fmt, + .hw_params = wm5100_hw_params, +}; + +static int wm5100_set_sysclk(struct snd_soc_codec *codec, int clk_id, + int source, unsigned int freq, int dir) +{ + struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec); + int *rate_store; + int fval, audio_rate, ret, reg; + + switch (clk_id) { + case WM5100_CLK_SYSCLK: + reg = WM5100_CLOCKING_3; + rate_store = &wm5100->sysclk; + break; + case WM5100_CLK_ASYNCCLK: + reg = WM5100_CLOCKING_7; + rate_store = &wm5100->asyncclk; + break; + case WM5100_CLK_32KHZ: + /* The 32kHz clock is slightly different to the others */ + switch (source) { + case WM5100_CLKSRC_MCLK1: + case WM5100_CLKSRC_MCLK2: + case WM5100_CLKSRC_SYSCLK: + snd_soc_update_bits(codec, WM5100_CLOCKING_1, + WM5100_CLK_32K_SRC_MASK, + source); + break; + default: + return -EINVAL; + } + return 0; + + case WM5100_CLK_AIF1: + case WM5100_CLK_AIF2: + case WM5100_CLK_AIF3: + /* Not real clocks, record which clock domain they're in */ + switch (source) { + case WM5100_CLKSRC_SYSCLK: + wm5100->aif_async[clk_id - 1] = false; + break; + case WM5100_CLKSRC_ASYNCCLK: + wm5100->aif_async[clk_id - 1] = true; + break; + default: + dev_err(codec->dev, "Invalid source %d\n", source); + return -EINVAL; + } + return 0; + + case WM5100_CLK_OPCLK: + switch (freq) { + case 5644800: + case 6144000: + snd_soc_update_bits(codec, WM5100_MISC_GPIO_1, + WM5100_OPCLK_SEL_MASK, 0); + break; + case 11289600: + case 12288000: + snd_soc_update_bits(codec, WM5100_MISC_GPIO_1, + WM5100_OPCLK_SEL_MASK, 0); + break; + case 22579200: + case 24576000: + snd_soc_update_bits(codec, WM5100_MISC_GPIO_1, + WM5100_OPCLK_SEL_MASK, 0); + break; + default: + dev_err(codec->dev, "Unsupported OPCLK %dHz\n", + freq); + return -EINVAL; + } + return 0; + + default: + dev_err(codec->dev, "Unknown clock %d\n", clk_id); + return -EINVAL; + } + + switch (source) { + case WM5100_CLKSRC_SYSCLK: + case WM5100_CLKSRC_ASYNCCLK: + dev_err(codec->dev, "Invalid source %d\n", source); + return -EINVAL; + } + + switch (freq) { + case 5644800: + case 6144000: + fval = 0; + break; + case 11289600: + case 12288000: + fval = 1; + break; + case 22579200: + case 24576000: + fval = 2; + break; + default: + dev_err(codec->dev, "Invalid clock rate: %d\n", freq); + return -EINVAL; + } + + switch (freq) { + case 5644800: + case 11289600: + case 22579200: + audio_rate = 44100; + break; + + case 6144000: + case 12288000: + case 24576000: + audio_rate = 48000; + break; + + default: + BUG(); + audio_rate = 0; + break; + } + + /* TODO: Check if MCLKs are in use and enable/disable pulls to + * match. + */ + + snd_soc_update_bits(codec, reg, WM5100_SYSCLK_FREQ_MASK | + WM5100_SYSCLK_SRC_MASK, + fval << WM5100_SYSCLK_FREQ_SHIFT | source); + + /* If this is SYSCLK then configure the clock rate for the + * internal audio functions to the natural sample rate for + * this clock rate. + */ + if (clk_id == WM5100_CLK_SYSCLK) { + dev_dbg(codec->dev, "Setting primary audio rate to %dHz", + audio_rate); + if (0 && *rate_store) + wm5100_free_sr(codec, audio_rate); + ret = wm5100_alloc_sr(codec, audio_rate); + if (ret != 0) + dev_warn(codec->dev, "Primary audio slot is %d\n", + ret); + } + + *rate_store = freq; + + return 0; +} + +struct _fll_div { + u16 fll_fratio; + u16 fll_outdiv; + u16 fll_refclk_div; + u16 n; + u16 theta; + u16 lambda; +}; + +static struct { + unsigned int min; + unsigned int max; + u16 fll_fratio; + int ratio; +} fll_fratios[] = { + { 0, 64000, 4, 16 }, + { 64000, 128000, 3, 8 }, + { 128000, 256000, 2, 4 }, + { 256000, 1000000, 1, 2 }, + { 1000000, 13500000, 0, 1 }, +}; + +static int fll_factors(struct _fll_div *fll_div, unsigned int Fref, + unsigned int Fout) +{ + unsigned int target; + unsigned int div; + unsigned int fratio, gcd_fll; + int i; + + /* Fref must be <=13.5MHz */ + div = 1; + fll_div->fll_refclk_div = 0; + while ((Fref / div) > 13500000) { + div *= 2; + fll_div->fll_refclk_div++; + + if (div > 8) { + pr_err("Can't scale %dMHz input down to <=13.5MHz\n", + Fref); + return -EINVAL; + } + } + + pr_debug("FLL Fref=%u Fout=%u\n", Fref, Fout); + + /* Apply the division for our remaining calculations */ + Fref /= div; + + /* Fvco should be 90-100MHz; don't check the upper bound */ + div = 2; + while (Fout * div < 90000000) { + div++; + if (div > 64) { + pr_err("Unable to find FLL_OUTDIV for Fout=%uHz\n", + Fout); + return -EINVAL; + } + } + target = Fout * div; + fll_div->fll_outdiv = div - 1; + + pr_debug("FLL Fvco=%dHz\n", target); + + /* Find an appropraite FLL_FRATIO and factor it out of the target */ + for (i = 0; i < ARRAY_SIZE(fll_fratios); i++) { + if (fll_fratios[i].min <= Fref && Fref <= fll_fratios[i].max) { + fll_div->fll_fratio = fll_fratios[i].fll_fratio; + fratio = fll_fratios[i].ratio; + break; + } + } + if (i == ARRAY_SIZE(fll_fratios)) { + pr_err("Unable to find FLL_FRATIO for Fref=%uHz\n", Fref); + return -EINVAL; + } + + fll_div->n = target / (fratio * Fref); + + if (target % Fref == 0) { + fll_div->theta = 0; + fll_div->lambda = 0; + } else { + gcd_fll = gcd(target, fratio * Fref); + + fll_div->theta = (target - (fll_div->n * fratio * Fref)) + / gcd_fll; + fll_div->lambda = (fratio * Fref) / gcd_fll; + } + + pr_debug("FLL N=%x THETA=%x LAMBDA=%x\n", + fll_div->n, fll_div->theta, fll_div->lambda); + pr_debug("FLL_FRATIO=%x(%d) FLL_OUTDIV=%x FLL_REFCLK_DIV=%x\n", + fll_div->fll_fratio, fratio, fll_div->fll_outdiv, + fll_div->fll_refclk_div); + + return 0; +} + +static int wm5100_set_fll(struct snd_soc_codec *codec, int fll_id, int source, + unsigned int Fref, unsigned int Fout) +{ + struct i2c_client *i2c = to_i2c_client(codec->dev); + struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec); + struct _fll_div factors; + struct wm5100_fll *fll; + int ret, base, lock, i, timeout; + + switch (fll_id) { + case WM5100_FLL1: + fll = &wm5100->fll[0]; + base = WM5100_FLL1_CONTROL_1 - 1; + lock = WM5100_FLL1_LOCK_STS; + break; + case WM5100_FLL2: + fll = &wm5100->fll[1]; + base = WM5100_FLL2_CONTROL_2 - 1; + lock = WM5100_FLL2_LOCK_STS; + break; + default: + dev_err(codec->dev, "Unknown FLL %d\n",fll_id); + return -EINVAL; + } + + if (!Fout) { + dev_dbg(codec->dev, "FLL%d disabled", fll_id); + if (fll->fout) + pm_runtime_put(codec->dev); + fll->fout = 0; + snd_soc_update_bits(codec, base + 1, WM5100_FLL1_ENA, 0); + return 0; + } + + switch (source) { + case WM5100_FLL_SRC_MCLK1: + case WM5100_FLL_SRC_MCLK2: + case WM5100_FLL_SRC_FLL1: + case WM5100_FLL_SRC_FLL2: + case WM5100_FLL_SRC_AIF1BCLK: + case WM5100_FLL_SRC_AIF2BCLK: + case WM5100_FLL_SRC_AIF3BCLK: + break; + default: + dev_err(codec->dev, "Invalid FLL source %d\n", source); + return -EINVAL; + } + + ret = fll_factors(&factors, Fref, Fout); + if (ret < 0) + return ret; + + /* Disable the FLL while we reconfigure */ + snd_soc_update_bits(codec, base + 1, WM5100_FLL1_ENA, 0); + + snd_soc_update_bits(codec, base + 2, + WM5100_FLL1_OUTDIV_MASK | WM5100_FLL1_FRATIO_MASK, + (factors.fll_outdiv << WM5100_FLL1_OUTDIV_SHIFT) | + factors.fll_fratio); + snd_soc_update_bits(codec, base + 3, WM5100_FLL1_THETA_MASK, + factors.theta); + snd_soc_update_bits(codec, base + 5, WM5100_FLL1_N_MASK, factors.n); + snd_soc_update_bits(codec, base + 6, + WM5100_FLL1_REFCLK_DIV_MASK | + WM5100_FLL1_REFCLK_SRC_MASK, + (factors.fll_refclk_div + << WM5100_FLL1_REFCLK_DIV_SHIFT) | source); + snd_soc_update_bits(codec, base + 7, WM5100_FLL1_LAMBDA_MASK, + factors.lambda); + + /* Clear any pending completions */ + try_wait_for_completion(&fll->lock); + + pm_runtime_get_sync(codec->dev); + + snd_soc_update_bits(codec, base + 1, WM5100_FLL1_ENA, WM5100_FLL1_ENA); + + if (i2c->irq) + timeout = 2; + else + timeout = 50; + + snd_soc_update_bits(codec, WM5100_CLOCKING_3, WM5100_SYSCLK_ENA, + WM5100_SYSCLK_ENA); + + /* Poll for the lock; will use interrupt when we can test */ + for (i = 0; i < timeout; i++) { + if (i2c->irq) { + ret = wait_for_completion_timeout(&fll->lock, + msecs_to_jiffies(25)); + if (ret > 0) + break; + } else { + msleep(1); + } + + ret = snd_soc_read(codec, + WM5100_INTERRUPT_RAW_STATUS_3); + if (ret < 0) { + dev_err(codec->dev, + "Failed to read FLL status: %d\n", + ret); + continue; + } + if (ret & lock) + break; + } + if (i == timeout) { + dev_err(codec->dev, "FLL%d lock timed out\n", fll_id); + pm_runtime_put(codec->dev); + return -ETIMEDOUT; + } + + fll->src = source; + fll->fref = Fref; + fll->fout = Fout; + + dev_dbg(codec->dev, "FLL%d running %dHz->%dHz\n", fll_id, + Fref, Fout); + + return 0; +} + +/* Actually go much higher */ +#define WM5100_RATES SNDRV_PCM_RATE_8000_192000 + +#define WM5100_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\ + SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_S32_LE) + +static struct snd_soc_dai_driver wm5100_dai[] = { + { + .name = "wm5100-aif1", + .playback = { + .stream_name = "AIF1 Playback", + .channels_min = 2, + .channels_max = 2, + .rates = WM5100_RATES, + .formats = WM5100_FORMATS, + }, + .capture = { + .stream_name = "AIF1 Capture", + .channels_min = 2, + .channels_max = 2, + .rates = WM5100_RATES, + .formats = WM5100_FORMATS, + }, + .ops = &wm5100_dai_ops, + }, + { + .name = "wm5100-aif2", + .id = 1, + .playback = { + .stream_name = "AIF2 Playback", + .channels_min = 2, + .channels_max = 2, + .rates = WM5100_RATES, + .formats = WM5100_FORMATS, + }, + .capture = { + .stream_name = "AIF2 Capture", + .channels_min = 2, + .channels_max = 2, + .rates = WM5100_RATES, + .formats = WM5100_FORMATS, + }, + .ops = &wm5100_dai_ops, + }, + { + .name = "wm5100-aif3", + .id = 2, + .playback = { + .stream_name = "AIF3 Playback", + .channels_min = 2, + .channels_max = 2, + .rates = WM5100_RATES, + .formats = WM5100_FORMATS, + }, + .capture = { + .stream_name = "AIF3 Capture", + .channels_min = 2, + .channels_max = 2, + .rates = WM5100_RATES, + .formats = WM5100_FORMATS, + }, + .ops = &wm5100_dai_ops, + }, +}; + +static int wm5100_dig_vu[] = { + WM5100_ADC_DIGITAL_VOLUME_1L, + WM5100_ADC_DIGITAL_VOLUME_1R, + WM5100_ADC_DIGITAL_VOLUME_2L, + WM5100_ADC_DIGITAL_VOLUME_2R, + WM5100_ADC_DIGITAL_VOLUME_3L, + WM5100_ADC_DIGITAL_VOLUME_3R, + WM5100_ADC_DIGITAL_VOLUME_4L, + WM5100_ADC_DIGITAL_VOLUME_4R, + + WM5100_DAC_DIGITAL_VOLUME_1L, + WM5100_DAC_DIGITAL_VOLUME_1R, + WM5100_DAC_DIGITAL_VOLUME_2L, + WM5100_DAC_DIGITAL_VOLUME_2R, + WM5100_DAC_DIGITAL_VOLUME_3L, + WM5100_DAC_DIGITAL_VOLUME_3R, + WM5100_DAC_DIGITAL_VOLUME_4L, + WM5100_DAC_DIGITAL_VOLUME_4R, + WM5100_DAC_DIGITAL_VOLUME_5L, + WM5100_DAC_DIGITAL_VOLUME_5R, + WM5100_DAC_DIGITAL_VOLUME_6L, + WM5100_DAC_DIGITAL_VOLUME_6R, +}; + +static void wm5100_set_detect_mode(struct wm5100_priv *wm5100, int the_mode) +{ + struct wm5100_jack_mode *mode = &wm5100->pdata.jack_modes[the_mode]; + + BUG_ON(the_mode >= ARRAY_SIZE(wm5100->pdata.jack_modes)); + + gpio_set_value_cansleep(wm5100->pdata.hp_pol, mode->hp_pol); + regmap_update_bits(wm5100->regmap, WM5100_ACCESSORY_DETECT_MODE_1, + WM5100_ACCDET_BIAS_SRC_MASK | + WM5100_ACCDET_SRC, + (mode->bias << WM5100_ACCDET_BIAS_SRC_SHIFT) | + mode->micd_src << WM5100_ACCDET_SRC_SHIFT); + regmap_update_bits(wm5100->regmap, WM5100_MISC_CONTROL, + WM5100_HPCOM_SRC, + mode->micd_src << WM5100_HPCOM_SRC_SHIFT); + + wm5100->jack_mode = the_mode; + + dev_dbg(wm5100->dev, "Set microphone polarity to %d\n", + wm5100->jack_mode); +} + +static void wm5100_report_headphone(struct wm5100_priv *wm5100) +{ + dev_dbg(wm5100->dev, "Headphone detected\n"); + wm5100->jack_detecting = false; + snd_soc_jack_report(wm5100->jack, SND_JACK_HEADPHONE, + SND_JACK_HEADPHONE); + + /* Increase the detection rate a bit for responsiveness. */ + regmap_update_bits(wm5100->regmap, WM5100_MIC_DETECT_1, + WM5100_ACCDET_RATE_MASK, + 7 << WM5100_ACCDET_RATE_SHIFT); +} + +static void wm5100_micd_irq(struct wm5100_priv *wm5100) +{ + unsigned int val; + int ret; + + ret = regmap_read(wm5100->regmap, WM5100_MIC_DETECT_3, &val); + if (ret != 0) { + dev_err(wm5100->dev, "Failed to read micropone status: %d\n", + ret); + return; + } + + dev_dbg(wm5100->dev, "Microphone event: %x\n", val); + + if (!(val & WM5100_ACCDET_VALID)) { + dev_warn(wm5100->dev, "Microphone detection state invalid\n"); + return; + } + + /* No accessory, reset everything and report removal */ + if (!(val & WM5100_ACCDET_STS)) { + dev_dbg(wm5100->dev, "Jack removal detected\n"); + wm5100->jack_mic = false; + wm5100->jack_detecting = true; + wm5100->jack_flips = 0; + snd_soc_jack_report(wm5100->jack, 0, + SND_JACK_LINEOUT | SND_JACK_HEADSET | + SND_JACK_BTN_0); + + regmap_update_bits(wm5100->regmap, WM5100_MIC_DETECT_1, + WM5100_ACCDET_RATE_MASK, + WM5100_ACCDET_RATE_MASK); + return; + } + + /* If the measurement is very high we've got a microphone, + * either we just detected one or if we already reported then + * we've got a button release event. + */ + if (val & 0x400) { + if (wm5100->jack_detecting) { + dev_dbg(wm5100->dev, "Microphone detected\n"); + wm5100->jack_mic = true; + wm5100->jack_detecting = false; + snd_soc_jack_report(wm5100->jack, + SND_JACK_HEADSET, + SND_JACK_HEADSET | SND_JACK_BTN_0); + + /* Increase poll rate to give better responsiveness + * for buttons */ + regmap_update_bits(wm5100->regmap, WM5100_MIC_DETECT_1, + WM5100_ACCDET_RATE_MASK, + 5 << WM5100_ACCDET_RATE_SHIFT); + } else { + dev_dbg(wm5100->dev, "Mic button up\n"); + snd_soc_jack_report(wm5100->jack, 0, SND_JACK_BTN_0); + } + + return; + } + + /* If we detected a lower impedence during initial startup + * then we probably have the wrong polarity, flip it. Don't + * do this for the lowest impedences to speed up detection of + * plain headphones and give up if neither polarity looks + * sensible. + */ + if (wm5100->jack_detecting && (val & 0x3f8)) { + wm5100->jack_flips++; + + if (wm5100->jack_flips > 1) + wm5100_report_headphone(wm5100); + else + wm5100_set_detect_mode(wm5100, !wm5100->jack_mode); + + return; + } + + /* Don't distinguish between buttons, just report any low + * impedence as BTN_0. + */ + if (val & 0x3fc) { + if (wm5100->jack_mic) { + dev_dbg(wm5100->dev, "Mic button detected\n"); + snd_soc_jack_report(wm5100->jack, SND_JACK_BTN_0, + SND_JACK_BTN_0); + } else if (wm5100->jack_detecting) { + wm5100_report_headphone(wm5100); + } + } +} + +int wm5100_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack) +{ + struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec); + + if (jack) { + wm5100->jack = jack; + wm5100->jack_detecting = true; + wm5100->jack_flips = 0; + + wm5100_set_detect_mode(wm5100, 0); + + /* Slowest detection rate, gives debounce for initial + * detection */ + snd_soc_update_bits(codec, WM5100_MIC_DETECT_1, + WM5100_ACCDET_BIAS_STARTTIME_MASK | + WM5100_ACCDET_RATE_MASK, + (7 << WM5100_ACCDET_BIAS_STARTTIME_SHIFT) | + WM5100_ACCDET_RATE_MASK); + + /* We need the charge pump to power MICBIAS */ + snd_soc_dapm_force_enable_pin(&codec->dapm, "CP2"); + snd_soc_dapm_force_enable_pin(&codec->dapm, "SYSCLK"); + snd_soc_dapm_sync(&codec->dapm); + + /* We start off just enabling microphone detection - even a + * plain headphone will trigger detection. + */ + snd_soc_update_bits(codec, WM5100_MIC_DETECT_1, + WM5100_ACCDET_ENA, WM5100_ACCDET_ENA); + + snd_soc_update_bits(codec, WM5100_INTERRUPT_STATUS_3_MASK, + WM5100_IM_ACCDET_EINT, 0); + } else { + snd_soc_update_bits(codec, WM5100_INTERRUPT_STATUS_3_MASK, + WM5100_IM_HPDET_EINT | + WM5100_IM_ACCDET_EINT, + WM5100_IM_HPDET_EINT | + WM5100_IM_ACCDET_EINT); + snd_soc_update_bits(codec, WM5100_MIC_DETECT_1, + WM5100_ACCDET_ENA, 0); + wm5100->jack = NULL; + } + + return 0; +} + +static irqreturn_t wm5100_irq(int irq, void *data) +{ + struct wm5100_priv *wm5100 = data; + irqreturn_t status = IRQ_NONE; + unsigned int irq_val, mask_val; + int ret; + + ret = regmap_read(wm5100->regmap, WM5100_INTERRUPT_STATUS_3, &irq_val); + if (ret < 0) { + dev_err(wm5100->dev, "Failed to read IRQ status 3: %d\n", + ret); + irq_val = 0; + } + + ret = regmap_read(wm5100->regmap, WM5100_INTERRUPT_STATUS_3_MASK, + &mask_val); + if (ret < 0) { + dev_err(wm5100->dev, "Failed to read IRQ mask 3: %d\n", + ret); + mask_val = 0xffff; + } + + irq_val &= ~mask_val; + + regmap_write(wm5100->regmap, WM5100_INTERRUPT_STATUS_3, irq_val); + + if (irq_val) + status = IRQ_HANDLED; + + wm5100_log_status3(wm5100, irq_val); + + if (irq_val & WM5100_FLL1_LOCK_EINT) { + dev_dbg(wm5100->dev, "FLL1 locked\n"); + complete(&wm5100->fll[0].lock); + } + if (irq_val & WM5100_FLL2_LOCK_EINT) { + dev_dbg(wm5100->dev, "FLL2 locked\n"); + complete(&wm5100->fll[1].lock); + } + + if (irq_val & WM5100_ACCDET_EINT) + wm5100_micd_irq(wm5100); + + ret = regmap_read(wm5100->regmap, WM5100_INTERRUPT_STATUS_4, &irq_val); + if (ret < 0) { + dev_err(wm5100->dev, "Failed to read IRQ status 4: %d\n", + ret); + irq_val = 0; + } + + ret = regmap_read(wm5100->regmap, WM5100_INTERRUPT_STATUS_4_MASK, + &mask_val); + if (ret < 0) { + dev_err(wm5100->dev, "Failed to read IRQ mask 4: %d\n", + ret); + mask_val = 0xffff; + } + + irq_val &= ~mask_val; + + if (irq_val) + status = IRQ_HANDLED; + + regmap_write(wm5100->regmap, WM5100_INTERRUPT_STATUS_4, irq_val); + + wm5100_log_status4(wm5100, irq_val); + + return status; +} + +static irqreturn_t wm5100_edge_irq(int irq, void *data) +{ + irqreturn_t ret = IRQ_NONE; + irqreturn_t val; + + do { + val = wm5100_irq(irq, data); + if (val != IRQ_NONE) + ret = val; + } while (val != IRQ_NONE); + + return ret; +} + +#ifdef CONFIG_GPIOLIB +static inline struct wm5100_priv *gpio_to_wm5100(struct gpio_chip *chip) +{ + return container_of(chip, struct wm5100_priv, gpio_chip); +} + +static void wm5100_gpio_set(struct gpio_chip *chip, unsigned offset, int value) +{ + struct wm5100_priv *wm5100 = gpio_to_wm5100(chip); + + regmap_update_bits(wm5100->regmap, WM5100_GPIO_CTRL_1 + offset, + WM5100_GP1_LVL, !!value << WM5100_GP1_LVL_SHIFT); +} + +static int wm5100_gpio_direction_out(struct gpio_chip *chip, + unsigned offset, int value) +{ + struct wm5100_priv *wm5100 = gpio_to_wm5100(chip); + int val, ret; + + val = (1 << WM5100_GP1_FN_SHIFT) | (!!value << WM5100_GP1_LVL_SHIFT); + + ret = regmap_update_bits(wm5100->regmap, WM5100_GPIO_CTRL_1 + offset, + WM5100_GP1_FN_MASK | WM5100_GP1_DIR | + WM5100_GP1_LVL, val); + if (ret < 0) + return ret; + else + return 0; +} + +static int wm5100_gpio_get(struct gpio_chip *chip, unsigned offset) +{ + struct wm5100_priv *wm5100 = gpio_to_wm5100(chip); + unsigned int reg; + int ret; + + ret = regmap_read(wm5100->regmap, WM5100_GPIO_CTRL_1 + offset, ®); + if (ret < 0) + return ret; + + return (reg & WM5100_GP1_LVL) != 0; +} + +static int wm5100_gpio_direction_in(struct gpio_chip *chip, unsigned offset) +{ + struct wm5100_priv *wm5100 = gpio_to_wm5100(chip); + + return regmap_update_bits(wm5100->regmap, WM5100_GPIO_CTRL_1 + offset, + WM5100_GP1_FN_MASK | WM5100_GP1_DIR, + (1 << WM5100_GP1_FN_SHIFT) | + (1 << WM5100_GP1_DIR_SHIFT)); +} + +static struct gpio_chip wm5100_template_chip = { + .label = "wm5100", + .owner = THIS_MODULE, + .direction_output = wm5100_gpio_direction_out, + .set = wm5100_gpio_set, + .direction_input = wm5100_gpio_direction_in, + .get = wm5100_gpio_get, + .can_sleep = 1, +}; + +static void wm5100_init_gpio(struct i2c_client *i2c) +{ + struct wm5100_priv *wm5100 = i2c_get_clientdata(i2c); + int ret; + + wm5100->gpio_chip = wm5100_template_chip; + wm5100->gpio_chip.ngpio = 6; + wm5100->gpio_chip.dev = &i2c->dev; + + if (wm5100->pdata.gpio_base) + wm5100->gpio_chip.base = wm5100->pdata.gpio_base; + else + wm5100->gpio_chip.base = -1; + + ret = gpiochip_add(&wm5100->gpio_chip); + if (ret != 0) + dev_err(&i2c->dev, "Failed to add GPIOs: %d\n", ret); +} + +static void wm5100_free_gpio(struct i2c_client *i2c) +{ + struct wm5100_priv *wm5100 = i2c_get_clientdata(i2c); + int ret; + + ret = gpiochip_remove(&wm5100->gpio_chip); + if (ret != 0) + dev_err(&i2c->dev, "Failed to remove GPIOs: %d\n", ret); +} +#else +static void wm5100_init_gpio(struct i2c_client *i2c) +{ +} + +static void wm5100_free_gpio(struct i2c_client *i2c) +{ +} +#endif + +static int wm5100_probe(struct snd_soc_codec *codec) +{ + struct i2c_client *i2c = to_i2c_client(codec->dev); + struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec); + int ret, i; + + wm5100->codec = codec; + codec->control_data = wm5100->regmap; + + ret = snd_soc_codec_set_cache_io(codec, 16, 16, SND_SOC_REGMAP); + if (ret != 0) { + dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret); + return ret; + } + + for (i = 0; i < ARRAY_SIZE(wm5100_dig_vu); i++) + snd_soc_update_bits(codec, wm5100_dig_vu[i], WM5100_OUT_VU, + WM5100_OUT_VU); + + /* Don't debounce interrupts to support use of SYSCLK only */ + snd_soc_write(codec, WM5100_IRQ_DEBOUNCE_1, 0); + snd_soc_write(codec, WM5100_IRQ_DEBOUNCE_2, 0); + + /* TODO: check if we're symmetric */ + + if (i2c->irq) + snd_soc_dapm_new_controls(&codec->dapm, + wm5100_dapm_widgets_noirq, + ARRAY_SIZE(wm5100_dapm_widgets_noirq)); + + if (wm5100->pdata.hp_pol) { + ret = gpio_request_one(wm5100->pdata.hp_pol, + GPIOF_OUT_INIT_HIGH, "WM5100 HP_POL"); + if (ret < 0) { + dev_err(&i2c->dev, "Failed to request HP_POL %d: %d\n", + wm5100->pdata.hp_pol, ret); + goto err_gpio; + } + } + + return 0; + +err_gpio: + + return ret; +} + +static int wm5100_remove(struct snd_soc_codec *codec) +{ + struct wm5100_priv *wm5100 = snd_soc_codec_get_drvdata(codec); + + if (wm5100->pdata.hp_pol) { + gpio_free(wm5100->pdata.hp_pol); + } + + return 0; +} + +static int wm5100_soc_volatile(struct snd_soc_codec *codec, + unsigned int reg) +{ + return true; +} + + +static struct snd_soc_codec_driver soc_codec_dev_wm5100 = { + .probe = wm5100_probe, + .remove = wm5100_remove, + + .set_sysclk = wm5100_set_sysclk, + .set_pll = wm5100_set_fll, + .idle_bias_off = 1, + .reg_cache_size = WM5100_MAX_REGISTER, + .volatile_register = wm5100_soc_volatile, + + .seq_notifier = wm5100_seq_notifier, + .controls = wm5100_snd_controls, + .num_controls = ARRAY_SIZE(wm5100_snd_controls), + .dapm_widgets = wm5100_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(wm5100_dapm_widgets), + .dapm_routes = wm5100_dapm_routes, + .num_dapm_routes = ARRAY_SIZE(wm5100_dapm_routes), +}; + +static const struct regmap_config wm5100_regmap = { + .reg_bits = 16, + .val_bits = 16, + + .max_register = WM5100_MAX_REGISTER, + .reg_defaults = wm5100_reg_defaults, + .num_reg_defaults = ARRAY_SIZE(wm5100_reg_defaults), + .volatile_reg = wm5100_volatile_register, + .readable_reg = wm5100_readable_register, + .cache_type = REGCACHE_RBTREE, +}; + +static const unsigned int wm5100_mic_ctrl_reg[] = { + WM5100_IN1L_CONTROL, + WM5100_IN2L_CONTROL, + WM5100_IN3L_CONTROL, + WM5100_IN4L_CONTROL, +}; + +static __devinit int wm5100_i2c_probe(struct i2c_client *i2c, + const struct i2c_device_id *id) +{ + struct wm5100_pdata *pdata = dev_get_platdata(&i2c->dev); + struct wm5100_priv *wm5100; + unsigned int reg; + int ret, i, irq_flags; + + wm5100 = devm_kzalloc(&i2c->dev, sizeof(struct wm5100_priv), + GFP_KERNEL); + if (wm5100 == NULL) + return -ENOMEM; + + wm5100->dev = &i2c->dev; + + wm5100->regmap = regmap_init_i2c(i2c, &wm5100_regmap); + if (IS_ERR(wm5100->regmap)) { + ret = PTR_ERR(wm5100->regmap); + dev_err(&i2c->dev, "Failed to allocate register map: %d\n", + ret); + goto err; + } + + for (i = 0; i < ARRAY_SIZE(wm5100->fll); i++) + init_completion(&wm5100->fll[i].lock); + + if (pdata) + wm5100->pdata = *pdata; + + i2c_set_clientdata(i2c, wm5100); + + for (i = 0; i < ARRAY_SIZE(wm5100->core_supplies); i++) + wm5100->core_supplies[i].supply = wm5100_core_supply_names[i]; + + ret = devm_regulator_bulk_get(&i2c->dev, + ARRAY_SIZE(wm5100->core_supplies), + wm5100->core_supplies); + if (ret != 0) { + dev_err(&i2c->dev, "Failed to request core supplies: %d\n", + ret); + goto err_regmap; + } + + ret = regulator_bulk_enable(ARRAY_SIZE(wm5100->core_supplies), + wm5100->core_supplies); + if (ret != 0) { + dev_err(&i2c->dev, "Failed to enable core supplies: %d\n", + ret); + goto err_regmap; + } + + if (wm5100->pdata.ldo_ena) { + ret = gpio_request_one(wm5100->pdata.ldo_ena, + GPIOF_OUT_INIT_HIGH, "WM5100 LDOENA"); + if (ret < 0) { + dev_err(&i2c->dev, "Failed to request LDOENA %d: %d\n", + wm5100->pdata.ldo_ena, ret); + goto err_enable; + } + msleep(2); + } + + if (wm5100->pdata.reset) { + ret = gpio_request_one(wm5100->pdata.reset, + GPIOF_OUT_INIT_HIGH, "WM5100 /RESET"); + if (ret < 0) { + dev_err(&i2c->dev, "Failed to request /RESET %d: %d\n", + wm5100->pdata.reset, ret); + goto err_ldo; + } + } + + ret = regmap_read(wm5100->regmap, WM5100_SOFTWARE_RESET, ®); + if (ret < 0) { + dev_err(&i2c->dev, "Failed to read ID register: %d\n", ret); + goto err_reset; + } + switch (reg) { + case 0x8997: + case 0x5100: + break; + + default: + dev_err(&i2c->dev, "Device is not a WM5100, ID is %x\n", reg); + ret = -EINVAL; + goto err_reset; + } + + ret = regmap_read(wm5100->regmap, WM5100_DEVICE_REVISION, ®); + if (ret < 0) { + dev_err(&i2c->dev, "Failed to read revision register\n"); + goto err_reset; + } + wm5100->rev = reg & WM5100_DEVICE_REVISION_MASK; + + dev_info(&i2c->dev, "revision %c\n", wm5100->rev + 'A'); + + ret = wm5100_reset(wm5100); + if (ret < 0) { + dev_err(&i2c->dev, "Failed to issue reset\n"); + goto err_reset; + } + + switch (wm5100->rev) { + case 0: + ret = regmap_register_patch(wm5100->regmap, + wm5100_reva_patches, + ARRAY_SIZE(wm5100_reva_patches)); + if (ret != 0) { + dev_err(&i2c->dev, "Failed to register patches: %d\n", + ret); + goto err_reset; + } + break; + default: + break; + } + + + wm5100_init_gpio(i2c); + + for (i = 0; i < ARRAY_SIZE(wm5100->pdata.gpio_defaults); i++) { + if (!wm5100->pdata.gpio_defaults[i]) + continue; + + regmap_write(wm5100->regmap, WM5100_GPIO_CTRL_1 + i, + wm5100->pdata.gpio_defaults[i]); + } + + for (i = 0; i < ARRAY_SIZE(wm5100->pdata.in_mode); i++) { + regmap_update_bits(wm5100->regmap, wm5100_mic_ctrl_reg[i], + WM5100_IN1_MODE_MASK | + WM5100_IN1_DMIC_SUP_MASK, + (wm5100->pdata.in_mode[i] << + WM5100_IN1_MODE_SHIFT) | + (wm5100->pdata.dmic_sup[i] << + WM5100_IN1_DMIC_SUP_SHIFT)); + } + + if (i2c->irq) { + if (wm5100->pdata.irq_flags) + irq_flags = wm5100->pdata.irq_flags; + else + irq_flags = IRQF_TRIGGER_LOW; + + irq_flags |= IRQF_ONESHOT; + + if (irq_flags & (IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING)) + ret = request_threaded_irq(i2c->irq, NULL, + wm5100_edge_irq, irq_flags, + "wm5100", wm5100); + else + ret = request_threaded_irq(i2c->irq, NULL, wm5100_irq, + irq_flags, "wm5100", + wm5100); + + if (ret != 0) { + dev_err(&i2c->dev, "Failed to request IRQ %d: %d\n", + i2c->irq, ret); + } else { + /* Enable default interrupts */ + regmap_update_bits(wm5100->regmap, + WM5100_INTERRUPT_STATUS_3_MASK, + WM5100_IM_SPK_SHUTDOWN_WARN_EINT | + WM5100_IM_SPK_SHUTDOWN_EINT | + WM5100_IM_ASRC2_LOCK_EINT | + WM5100_IM_ASRC1_LOCK_EINT | + WM5100_IM_FLL2_LOCK_EINT | + WM5100_IM_FLL1_LOCK_EINT | + WM5100_CLKGEN_ERR_EINT | + WM5100_CLKGEN_ERR_ASYNC_EINT, 0); + + regmap_update_bits(wm5100->regmap, + WM5100_INTERRUPT_STATUS_4_MASK, + WM5100_AIF3_ERR_EINT | + WM5100_AIF2_ERR_EINT | + WM5100_AIF1_ERR_EINT | + WM5100_CTRLIF_ERR_EINT | + WM5100_ISRC2_UNDERCLOCKED_EINT | + WM5100_ISRC1_UNDERCLOCKED_EINT | + WM5100_FX_UNDERCLOCKED_EINT | + WM5100_AIF3_UNDERCLOCKED_EINT | + WM5100_AIF2_UNDERCLOCKED_EINT | + WM5100_AIF1_UNDERCLOCKED_EINT | + WM5100_ASRC_UNDERCLOCKED_EINT | + WM5100_DAC_UNDERCLOCKED_EINT | + WM5100_ADC_UNDERCLOCKED_EINT | + WM5100_MIXER_UNDERCLOCKED_EINT, 0); + } + } + + pm_runtime_set_active(&i2c->dev); + pm_runtime_enable(&i2c->dev); + pm_request_idle(&i2c->dev); + + ret = snd_soc_register_codec(&i2c->dev, + &soc_codec_dev_wm5100, wm5100_dai, + ARRAY_SIZE(wm5100_dai)); + if (ret < 0) { + dev_err(&i2c->dev, "Failed to register WM5100: %d\n", ret); + goto err_reset; + } + + return ret; + +err_reset: + if (i2c->irq) + free_irq(i2c->irq, wm5100); + wm5100_free_gpio(i2c); + if (wm5100->pdata.reset) { + gpio_set_value_cansleep(wm5100->pdata.reset, 0); + gpio_free(wm5100->pdata.reset); + } +err_ldo: + if (wm5100->pdata.ldo_ena) { + gpio_set_value_cansleep(wm5100->pdata.ldo_ena, 0); + gpio_free(wm5100->pdata.ldo_ena); + } +err_enable: + regulator_bulk_disable(ARRAY_SIZE(wm5100->core_supplies), + wm5100->core_supplies); +err_regmap: + regmap_exit(wm5100->regmap); +err: + return ret; +} + +static __devexit int wm5100_i2c_remove(struct i2c_client *i2c) +{ + struct wm5100_priv *wm5100 = i2c_get_clientdata(i2c); + + snd_soc_unregister_codec(&i2c->dev); + if (i2c->irq) + free_irq(i2c->irq, wm5100); + wm5100_free_gpio(i2c); + if (wm5100->pdata.reset) { + gpio_set_value_cansleep(wm5100->pdata.reset, 0); + gpio_free(wm5100->pdata.reset); + } + if (wm5100->pdata.ldo_ena) { + gpio_set_value_cansleep(wm5100->pdata.ldo_ena, 0); + gpio_free(wm5100->pdata.ldo_ena); + } + regmap_exit(wm5100->regmap); + + return 0; +} + +#ifdef CONFIG_PM_RUNTIME +static int wm5100_runtime_suspend(struct device *dev) +{ + struct wm5100_priv *wm5100 = dev_get_drvdata(dev); + + regcache_cache_only(wm5100->regmap, true); + regcache_mark_dirty(wm5100->regmap); + if (wm5100->pdata.ldo_ena) + gpio_set_value_cansleep(wm5100->pdata.ldo_ena, 0); + regulator_bulk_disable(ARRAY_SIZE(wm5100->core_supplies), + wm5100->core_supplies); + + return 0; +} + +static int wm5100_runtime_resume(struct device *dev) +{ + struct wm5100_priv *wm5100 = dev_get_drvdata(dev); + int ret; + + ret = regulator_bulk_enable(ARRAY_SIZE(wm5100->core_supplies), + wm5100->core_supplies); + if (ret != 0) { + dev_err(dev, "Failed to enable supplies: %d\n", + ret); + return ret; + } + + if (wm5100->pdata.ldo_ena) { + gpio_set_value_cansleep(wm5100->pdata.ldo_ena, 1); + msleep(2); + } + + regcache_cache_only(wm5100->regmap, false); + regcache_sync(wm5100->regmap); + + return 0; +} +#endif + +static struct dev_pm_ops wm5100_pm = { + SET_RUNTIME_PM_OPS(wm5100_runtime_suspend, wm5100_runtime_resume, + NULL) +}; + +static const struct i2c_device_id wm5100_i2c_id[] = { + { "wm5100", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, wm5100_i2c_id); + +static struct i2c_driver wm5100_i2c_driver = { + .driver = { + .name = "wm5100", + .owner = THIS_MODULE, + .pm = &wm5100_pm, + }, + .probe = wm5100_i2c_probe, + .remove = __devexit_p(wm5100_i2c_remove), + .id_table = wm5100_i2c_id, +}; + +static int __init wm5100_modinit(void) +{ + return i2c_add_driver(&wm5100_i2c_driver); +} +module_init(wm5100_modinit); + +static void __exit wm5100_exit(void) +{ + i2c_del_driver(&wm5100_i2c_driver); +} +module_exit(wm5100_exit); + +MODULE_DESCRIPTION("ASoC WM5100 driver"); +MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>"); +MODULE_LICENSE("GPL"); |