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