Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
1/*
2 * Platform data for Arizona devices
3 *
4 * Copyright 2012 Wolfson Microelectronics. PLC.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11#ifndef _ARIZONA_PDATA_H
12#define _ARIZONA_PDATA_H
13
14#include <dt-bindings/mfd/arizona.h>
15#include <linux/regulator/arizona-ldo1.h>
16#include <linux/regulator/arizona-micsupp.h>
17
18#define ARIZONA_GPN_DIR_MASK 0x8000 /* GPN_DIR */
19#define ARIZONA_GPN_DIR_SHIFT 15 /* GPN_DIR */
20#define ARIZONA_GPN_DIR_WIDTH 1 /* GPN_DIR */
21#define ARIZONA_GPN_PU_MASK 0x4000 /* GPN_PU */
22#define ARIZONA_GPN_PU_SHIFT 14 /* GPN_PU */
23#define ARIZONA_GPN_PU_WIDTH 1 /* GPN_PU */
24#define ARIZONA_GPN_PD_MASK 0x2000 /* GPN_PD */
25#define ARIZONA_GPN_PD_SHIFT 13 /* GPN_PD */
26#define ARIZONA_GPN_PD_WIDTH 1 /* GPN_PD */
27#define ARIZONA_GPN_LVL_MASK 0x0800 /* GPN_LVL */
28#define ARIZONA_GPN_LVL_SHIFT 11 /* GPN_LVL */
29#define ARIZONA_GPN_LVL_WIDTH 1 /* GPN_LVL */
30#define ARIZONA_GPN_POL_MASK 0x0400 /* GPN_POL */
31#define ARIZONA_GPN_POL_SHIFT 10 /* GPN_POL */
32#define ARIZONA_GPN_POL_WIDTH 1 /* GPN_POL */
33#define ARIZONA_GPN_OP_CFG_MASK 0x0200 /* GPN_OP_CFG */
34#define ARIZONA_GPN_OP_CFG_SHIFT 9 /* GPN_OP_CFG */
35#define ARIZONA_GPN_OP_CFG_WIDTH 1 /* GPN_OP_CFG */
36#define ARIZONA_GPN_DB_MASK 0x0100 /* GPN_DB */
37#define ARIZONA_GPN_DB_SHIFT 8 /* GPN_DB */
38#define ARIZONA_GPN_DB_WIDTH 1 /* GPN_DB */
39#define ARIZONA_GPN_FN_MASK 0x007F /* GPN_FN - [6:0] */
40#define ARIZONA_GPN_FN_SHIFT 0 /* GPN_FN - [6:0] */
41#define ARIZONA_GPN_FN_WIDTH 7 /* GPN_FN - [6:0] */
42
43#define ARIZONA_MAX_GPIO 5
44
45#define ARIZONA_MAX_INPUT 4
46
47#define ARIZONA_MAX_MICBIAS 3
48
49#define ARIZONA_MAX_OUTPUT 6
50
51#define ARIZONA_MAX_AIF 3
52
53#define ARIZONA_HAP_ACT_ERM 0
54#define ARIZONA_HAP_ACT_LRA 2
55
56#define ARIZONA_MAX_PDM_SPK 2
57
58struct regulator_init_data;
59
60struct arizona_micbias {
61 int mV; /** Regulated voltage */
62 unsigned int ext_cap:1; /** External capacitor fitted */
63 unsigned int discharge:1; /** Actively discharge */
64 unsigned int soft_start:1; /** Disable aggressive startup ramp rate */
65 unsigned int bypass:1; /** Use bypass mode */
66};
67
68struct arizona_micd_config {
69 unsigned int src;
70 unsigned int bias;
71 bool gpio;
72};
73
74struct arizona_micd_range {
75 int max; /** Ohms */
76 int key; /** Key to report to input layer */
77};
78
79struct arizona_pdata {
80 int reset; /** GPIO controlling /RESET, if any */
81
82 /** Regulator configuration for MICVDD */
83 struct arizona_micsupp_pdata micvdd;
84
85 /** Regulator configuration for LDO1 */
86 struct arizona_ldo1_pdata ldo1;
87
88 /** If a direct 32kHz clock is provided on an MCLK specify it here */
89 int clk32k_src;
90
91 /** Mode for primary IRQ (defaults to active low) */
92 unsigned int irq_flags;
93
94 /* Base GPIO */
95 int gpio_base;
96
97 /** Pin state for GPIO pins */
98 unsigned int gpio_defaults[ARIZONA_MAX_GPIO];
99
100 /**
101 * Maximum number of channels clocks will be generated for,
102 * useful for systems where and I2S bus with multiple data
103 * lines is mastered.
104 */
105 unsigned int max_channels_clocked[ARIZONA_MAX_AIF];
106
107 /** GPIO5 is used for jack detection */
108 bool jd_gpio5;
109
110 /** Internal pull on GPIO5 is disabled when used for jack detection */
111 bool jd_gpio5_nopull;
112
113 /** set to true if jackdet contact opens on insert */
114 bool jd_invert;
115
116 /** Use the headphone detect circuit to identify the accessory */
117 bool hpdet_acc_id;
118
119 /** Check for line output with HPDET method */
120 bool hpdet_acc_id_line;
121
122 /** GPIO used for mic isolation with HPDET */
123 int hpdet_id_gpio;
124
125 /** Channel to use for headphone detection */
126 unsigned int hpdet_channel;
127
128 /** Use software comparison to determine mic presence */
129 bool micd_software_compare;
130
131 /** Extra debounce timeout used during initial mic detection (ms) */
132 unsigned int micd_detect_debounce;
133
134 /** GPIO for mic detection polarity */
135 int micd_pol_gpio;
136
137 /** Mic detect ramp rate */
138 unsigned int micd_bias_start_time;
139
140 /** Mic detect sample rate */
141 unsigned int micd_rate;
142
143 /** Mic detect debounce level */
144 unsigned int micd_dbtime;
145
146 /** Mic detect timeout (ms) */
147 unsigned int micd_timeout;
148
149 /** Force MICBIAS on for mic detect */
150 bool micd_force_micbias;
151
152 /** Mic detect level parameters */
153 const struct arizona_micd_range *micd_ranges;
154 int num_micd_ranges;
155
156 /** Headset polarity configurations */
157 struct arizona_micd_config *micd_configs;
158 int num_micd_configs;
159
160 /** Reference voltage for DMIC inputs */
161 int dmic_ref[ARIZONA_MAX_INPUT];
162
163 /** MICBIAS configurations */
164 struct arizona_micbias micbias[ARIZONA_MAX_MICBIAS];
165
166 /**
167 * Mode of input structures
168 * One of the ARIZONA_INMODE_xxx values
169 * wm5102/wm5110/wm8280/wm8997: [0]=IN1 [1]=IN2 [2]=IN3 [3]=IN4
170 * wm8998: [0]=IN1A [1]=IN2A [2]=IN1B [3]=IN2B
171 */
172 int inmode[ARIZONA_MAX_INPUT];
173
174 /** Mode for outputs */
175 int out_mono[ARIZONA_MAX_OUTPUT];
176
177 /** Limit output volumes */
178 unsigned int out_vol_limit[2 * ARIZONA_MAX_OUTPUT];
179
180 /** PDM speaker mute setting */
181 unsigned int spk_mute[ARIZONA_MAX_PDM_SPK];
182
183 /** PDM speaker format */
184 unsigned int spk_fmt[ARIZONA_MAX_PDM_SPK];
185
186 /** Haptic actuator type */
187 unsigned int hap_act;
188
189 /** GPIO for primary IRQ (used for edge triggered emulation) */
190 int irq_gpio;
191
192 /** General purpose switch control */
193 unsigned int gpsw;
194};
195
196#endif