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