linux/include/linux/mfd/madera/core.h
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   1/* SPDX-License-Identifier: GPL-2.0-only */
   2/*
   3 * MFD internals for Cirrus Logic Madera codecs
   4 *
   5 * Copyright (C) 2015-2018 Cirrus Logic
   6 */
   7
   8#ifndef MADERA_CORE_H
   9#define MADERA_CORE_H
  10
  11#include <linux/clk.h>
  12#include <linux/gpio/consumer.h>
  13#include <linux/interrupt.h>
  14#include <linux/mfd/madera/pdata.h>
  15#include <linux/mutex.h>
  16#include <linux/notifier.h>
  17#include <linux/regmap.h>
  18#include <linux/regulator/consumer.h>
  19
  20enum madera_type {
  21        /* 0 is reserved for indicating failure to identify */
  22        CS47L35 = 1,
  23        CS47L85 = 2,
  24        CS47L90 = 3,
  25        CS47L91 = 4,
  26        CS47L92 = 5,
  27        CS47L93 = 6,
  28        WM1840 = 7,
  29        CS47L15 = 8,
  30        CS42L92 = 9,
  31};
  32
  33enum {
  34        MADERA_MCLK1,
  35        MADERA_MCLK2,
  36        MADERA_MCLK3,
  37        MADERA_NUM_MCLK
  38};
  39
  40#define MADERA_MAX_CORE_SUPPLIES        2
  41#define MADERA_MAX_GPIOS                40
  42
  43#define CS47L15_NUM_GPIOS               15
  44#define CS47L35_NUM_GPIOS               16
  45#define CS47L85_NUM_GPIOS               40
  46#define CS47L90_NUM_GPIOS               38
  47#define CS47L92_NUM_GPIOS               16
  48
  49#define MADERA_MAX_MICBIAS              4
  50
  51#define MADERA_MAX_HP_OUTPUT            3
  52
  53/* Notifier events */
  54#define MADERA_NOTIFY_VOICE_TRIGGER     0x1
  55#define MADERA_NOTIFY_HPDET             0x2
  56#define MADERA_NOTIFY_MICDET            0x4
  57
  58/* GPIO Function Definitions */
  59#define MADERA_GP_FN_ALTERNATE          0x00
  60#define MADERA_GP_FN_GPIO               0x01
  61#define MADERA_GP_FN_DSP_GPIO           0x02
  62#define MADERA_GP_FN_IRQ1               0x03
  63#define MADERA_GP_FN_IRQ2               0x04
  64#define MADERA_GP_FN_FLL1_CLOCK         0x10
  65#define MADERA_GP_FN_FLL2_CLOCK         0x11
  66#define MADERA_GP_FN_FLL3_CLOCK         0x12
  67#define MADERA_GP_FN_FLLAO_CLOCK        0x13
  68#define MADERA_GP_FN_FLL1_LOCK          0x18
  69#define MADERA_GP_FN_FLL2_LOCK          0x19
  70#define MADERA_GP_FN_FLL3_LOCK          0x1A
  71#define MADERA_GP_FN_FLLAO_LOCK         0x1B
  72#define MADERA_GP_FN_OPCLK_OUT          0x40
  73#define MADERA_GP_FN_OPCLK_ASYNC_OUT    0x41
  74#define MADERA_GP_FN_PWM1               0x48
  75#define MADERA_GP_FN_PWM2               0x49
  76#define MADERA_GP_FN_SPDIF_OUT          0x4C
  77#define MADERA_GP_FN_HEADPHONE_DET      0x50
  78#define MADERA_GP_FN_MIC_DET            0x58
  79#define MADERA_GP_FN_DRC1_SIGNAL_DETECT 0x80
  80#define MADERA_GP_FN_DRC2_SIGNAL_DETECT 0x81
  81#define MADERA_GP_FN_ASRC1_IN1_LOCK     0x88
  82#define MADERA_GP_FN_ASRC1_IN2_LOCK     0x89
  83#define MADERA_GP_FN_ASRC2_IN1_LOCK     0x8A
  84#define MADERA_GP_FN_ASRC2_IN2_LOCK     0x8B
  85#define MADERA_GP_FN_DSP_IRQ1           0xA0
  86#define MADERA_GP_FN_DSP_IRQ2           0xA1
  87#define MADERA_GP_FN_DSP_IRQ3           0xA2
  88#define MADERA_GP_FN_DSP_IRQ4           0xA3
  89#define MADERA_GP_FN_DSP_IRQ5           0xA4
  90#define MADERA_GP_FN_DSP_IRQ6           0xA5
  91#define MADERA_GP_FN_DSP_IRQ7           0xA6
  92#define MADERA_GP_FN_DSP_IRQ8           0xA7
  93#define MADERA_GP_FN_DSP_IRQ9           0xA8
  94#define MADERA_GP_FN_DSP_IRQ10          0xA9
  95#define MADERA_GP_FN_DSP_IRQ11          0xAA
  96#define MADERA_GP_FN_DSP_IRQ12          0xAB
  97#define MADERA_GP_FN_DSP_IRQ13          0xAC
  98#define MADERA_GP_FN_DSP_IRQ14          0xAD
  99#define MADERA_GP_FN_DSP_IRQ15          0xAE
 100#define MADERA_GP_FN_DSP_IRQ16          0xAF
 101#define MADERA_GP_FN_HPOUT1L_SC         0xB0
 102#define MADERA_GP_FN_HPOUT1R_SC         0xB1
 103#define MADERA_GP_FN_HPOUT2L_SC         0xB2
 104#define MADERA_GP_FN_HPOUT2R_SC         0xB3
 105#define MADERA_GP_FN_HPOUT3L_SC         0xB4
 106#define MADERA_GP_FN_HPOUT4R_SC         0xB5
 107#define MADERA_GP_FN_SPKOUTL_SC         0xB6
 108#define MADERA_GP_FN_SPKOUTR_SC         0xB7
 109#define MADERA_GP_FN_HPOUT1L_ENA        0xC0
 110#define MADERA_GP_FN_HPOUT1R_ENA        0xC1
 111#define MADERA_GP_FN_HPOUT2L_ENA        0xC2
 112#define MADERA_GP_FN_HPOUT2R_ENA        0xC3
 113#define MADERA_GP_FN_HPOUT3L_ENA        0xC4
 114#define MADERA_GP_FN_HPOUT4R_ENA        0xC5
 115#define MADERA_GP_FN_SPKOUTL_ENA        0xC6
 116#define MADERA_GP_FN_SPKOUTR_ENA        0xC7
 117#define MADERA_GP_FN_HPOUT1L_DIS        0xD0
 118#define MADERA_GP_FN_HPOUT1R_DIS        0xD1
 119#define MADERA_GP_FN_HPOUT2L_DIS        0xD2
 120#define MADERA_GP_FN_HPOUT2R_DIS        0xD3
 121#define MADERA_GP_FN_HPOUT3L_DIS        0xD4
 122#define MADERA_GP_FN_HPOUT4R_DIS        0xD5
 123#define MADERA_GP_FN_SPKOUTL_DIS        0xD6
 124#define MADERA_GP_FN_SPKOUTR_DIS        0xD7
 125#define MADERA_GP_FN_SPK_SHUTDOWN       0xE0
 126#define MADERA_GP_FN_SPK_OVH_SHUTDOWN   0xE1
 127#define MADERA_GP_FN_SPK_OVH_WARN       0xE2
 128#define MADERA_GP_FN_TIMER1_STATUS      0x140
 129#define MADERA_GP_FN_TIMER2_STATUS      0x141
 130#define MADERA_GP_FN_TIMER3_STATUS      0x142
 131#define MADERA_GP_FN_TIMER4_STATUS      0x143
 132#define MADERA_GP_FN_TIMER5_STATUS      0x144
 133#define MADERA_GP_FN_TIMER6_STATUS      0x145
 134#define MADERA_GP_FN_TIMER7_STATUS      0x146
 135#define MADERA_GP_FN_TIMER8_STATUS      0x147
 136#define MADERA_GP_FN_EVENTLOG1_FIFO_STS 0x150
 137#define MADERA_GP_FN_EVENTLOG2_FIFO_STS 0x151
 138#define MADERA_GP_FN_EVENTLOG3_FIFO_STS 0x152
 139#define MADERA_GP_FN_EVENTLOG4_FIFO_STS 0x153
 140#define MADERA_GP_FN_EVENTLOG5_FIFO_STS 0x154
 141#define MADERA_GP_FN_EVENTLOG6_FIFO_STS 0x155
 142#define MADERA_GP_FN_EVENTLOG7_FIFO_STS 0x156
 143#define MADERA_GP_FN_EVENTLOG8_FIFO_STS 0x157
 144
 145struct snd_soc_dapm_context;
 146
 147/*
 148 * struct madera - internal data shared by the set of Madera drivers
 149 *
 150 * This should not be used by anything except child drivers of the Madera MFD
 151 *
 152 * @regmap:             pointer to the regmap instance for 16-bit registers
 153 * @regmap_32bit:       pointer to the regmap instance for 32-bit registers
 154 * @dev:                pointer to the MFD device
 155 * @type:               type of codec
 156 * @rev:                silicon revision
 157 * @type_name:          display name of this codec
 158 * @num_core_supplies:  number of core supply regulators
 159 * @core_supplies:      list of core supplies that are always required
 160 * @dcvdd:              pointer to DCVDD regulator
 161 * @internal_dcvdd:     true if DCVDD is supplied from the internal LDO1
 162 * @pdata:              our pdata
 163 * @irq_dev:            the irqchip child driver device
 164 * @irq_data:           pointer to irqchip data for the child irqchip driver
 165 * @irq:                host irq number from SPI or I2C configuration
 166 * @mclk:               Structure holding clock supplies
 167 * @out_clamp:          indicates output clamp state for each analogue output
 168 * @out_shorted:        indicates short circuit state for each analogue output
 169 * @hp_ena:             bitflags of enable state for the headphone outputs
 170 * @num_micbias:        number of MICBIAS outputs
 171 * @num_childbias:      number of child biases for each MICBIAS
 172 * @dapm:               pointer to codec driver DAPM context
 173 * @notifier:           notifier for signalling events to ASoC machine driver
 174 */
 175struct madera {
 176        struct regmap *regmap;
 177        struct regmap *regmap_32bit;
 178
 179        struct device *dev;
 180
 181        enum madera_type type;
 182        unsigned int rev;
 183        const char *type_name;
 184
 185        int num_core_supplies;
 186        struct regulator_bulk_data core_supplies[MADERA_MAX_CORE_SUPPLIES];
 187        struct regulator *dcvdd;
 188        bool internal_dcvdd;
 189        bool reset_errata;
 190
 191        struct madera_pdata pdata;
 192
 193        struct device *irq_dev;
 194        struct regmap_irq_chip_data *irq_data;
 195        int irq;
 196
 197        struct clk_bulk_data mclk[MADERA_NUM_MCLK];
 198
 199        unsigned int num_micbias;
 200        unsigned int num_childbias[MADERA_MAX_MICBIAS];
 201
 202        struct snd_soc_dapm_context *dapm;
 203        struct mutex dapm_ptr_lock;
 204        unsigned int hp_ena;
 205        bool out_clamp[MADERA_MAX_HP_OUTPUT];
 206        bool out_shorted[MADERA_MAX_HP_OUTPUT];
 207
 208        struct blocking_notifier_head notifier;
 209};
 210#endif
 211