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TOMOYO Linux Cross Reference
Linux/include/linux/mfd/arizona/pdata.h

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  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 #define ARIZONA_GPN_DIR                          0x8000  /* GPN_DIR */
 15 #define ARIZONA_GPN_DIR_MASK                     0x8000  /* GPN_DIR */
 16 #define ARIZONA_GPN_DIR_SHIFT                        15  /* GPN_DIR */
 17 #define ARIZONA_GPN_DIR_WIDTH                         1  /* GPN_DIR */
 18 #define ARIZONA_GPN_PU                           0x4000  /* GPN_PU */
 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                           0x2000  /* GPN_PD */
 23 #define ARIZONA_GPN_PD_MASK                      0x2000  /* GPN_PD */
 24 #define ARIZONA_GPN_PD_SHIFT                         13  /* GPN_PD */
 25 #define ARIZONA_GPN_PD_WIDTH                          1  /* GPN_PD */
 26 #define ARIZONA_GPN_LVL                          0x0800  /* GPN_LVL */
 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                          0x0400  /* GPN_POL */
 31 #define ARIZONA_GPN_POL_MASK                     0x0400  /* GPN_POL */
 32 #define ARIZONA_GPN_POL_SHIFT                        10  /* GPN_POL */
 33 #define ARIZONA_GPN_POL_WIDTH                         1  /* GPN_POL */
 34 #define ARIZONA_GPN_OP_CFG                       0x0200  /* GPN_OP_CFG */
 35 #define ARIZONA_GPN_OP_CFG_MASK                  0x0200  /* GPN_OP_CFG */
 36 #define ARIZONA_GPN_OP_CFG_SHIFT                      9  /* GPN_OP_CFG */
 37 #define ARIZONA_GPN_OP_CFG_WIDTH                      1  /* GPN_OP_CFG */
 38 #define ARIZONA_GPN_DB                           0x0100  /* GPN_DB */
 39 #define ARIZONA_GPN_DB_MASK                      0x0100  /* GPN_DB */
 40 #define ARIZONA_GPN_DB_SHIFT                          8  /* GPN_DB */
 41 #define ARIZONA_GPN_DB_WIDTH                          1  /* GPN_DB */
 42 #define ARIZONA_GPN_FN_MASK                      0x007F  /* GPN_FN - [6:0] */
 43 #define ARIZONA_GPN_FN_SHIFT                          0  /* GPN_FN - [6:0] */
 44 #define ARIZONA_GPN_FN_WIDTH                          7  /* GPN_FN - [6:0] */
 45 
 46 #define ARIZONA_MAX_GPIO 5
 47 
 48 #define ARIZONA_32KZ_MCLK1 1
 49 #define ARIZONA_32KZ_MCLK2 2
 50 #define ARIZONA_32KZ_NONE  3
 51 
 52 #define ARIZONA_MAX_INPUT 4
 53 
 54 #define ARIZONA_DMIC_MICVDD   0
 55 #define ARIZONA_DMIC_MICBIAS1 1
 56 #define ARIZONA_DMIC_MICBIAS2 2
 57 #define ARIZONA_DMIC_MICBIAS3 3
 58 
 59 #define ARIZONA_MAX_MICBIAS 3
 60 
 61 #define ARIZONA_INMODE_DIFF 0
 62 #define ARIZONA_INMODE_SE   1
 63 #define ARIZONA_INMODE_DMIC 2
 64 
 65 #define ARIZONA_MAX_OUTPUT 6
 66 
 67 #define ARIZONA_MAX_AIF 3
 68 
 69 #define ARIZONA_HAP_ACT_ERM 0
 70 #define ARIZONA_HAP_ACT_LRA 2
 71 
 72 #define ARIZONA_MAX_PDM_SPK 2
 73 
 74 struct regulator_init_data;
 75 
 76 struct arizona_micbias {
 77         int mV;                    /** Regulated voltage */
 78         unsigned int ext_cap:1;    /** External capacitor fitted */
 79         unsigned int discharge:1;  /** Actively discharge */
 80         unsigned int soft_start:1; /** Disable aggressive startup ramp rate */
 81         unsigned int bypass:1;     /** Use bypass mode */
 82 };
 83 
 84 struct arizona_micd_config {
 85         unsigned int src;
 86         unsigned int bias;
 87         bool gpio;
 88 };
 89 
 90 struct arizona_micd_range {
 91         int max;  /** Ohms */
 92         int key;  /** Key to report to input layer */
 93 };
 94 
 95 struct arizona_pdata {
 96         int reset;      /** GPIO controlling /RESET, if any */
 97         int ldoena;     /** GPIO controlling LODENA, if any */
 98 
 99         /** Regulator configuration for MICVDD */
100         struct regulator_init_data *micvdd;
101 
102         /** Regulator configuration for LDO1 */
103         struct regulator_init_data *ldo1;
104 
105         /** If a direct 32kHz clock is provided on an MCLK specify it here */
106         int clk32k_src;
107 
108         /** Mode for primary IRQ (defaults to active low) */
109         unsigned int irq_flags;
110 
111         /* Base GPIO */
112         int gpio_base;
113 
114         /** Pin state for GPIO pins */
115         int gpio_defaults[ARIZONA_MAX_GPIO];
116 
117         /**
118          * Maximum number of channels clocks will be generated for,
119          * useful for systems where and I2S bus with multiple data
120          * lines is mastered.
121          */
122         int max_channels_clocked[ARIZONA_MAX_AIF];
123 
124         /** GPIO5 is used for jack detection */
125         bool jd_gpio5;
126 
127         /** Internal pull on GPIO5 is disabled when used for jack detection */
128         bool jd_gpio5_nopull;
129 
130         /** Use the headphone detect circuit to identify the accessory */
131         bool hpdet_acc_id;
132 
133         /** Check for line output with HPDET method */
134         bool hpdet_acc_id_line;
135 
136         /** GPIO used for mic isolation with HPDET */
137         int hpdet_id_gpio;
138 
139         /** Extra debounce timeout used during initial mic detection (ms) */
140         int micd_detect_debounce;
141 
142         /** GPIO for mic detection polarity */
143         int micd_pol_gpio;
144 
145         /** Mic detect ramp rate */
146         int micd_bias_start_time;
147 
148         /** Mic detect sample rate */
149         int micd_rate;
150 
151         /** Mic detect debounce level */
152         int micd_dbtime;
153 
154         /** Mic detect timeout (ms) */
155         int micd_timeout;
156 
157         /** Force MICBIAS on for mic detect */
158         bool micd_force_micbias;
159 
160         /** Mic detect level parameters */
161         const struct arizona_micd_range *micd_ranges;
162         int num_micd_ranges;
163 
164         /** Headset polarity configurations */
165         struct arizona_micd_config *micd_configs;
166         int num_micd_configs;
167 
168         /** Reference voltage for DMIC inputs */
169         int dmic_ref[ARIZONA_MAX_INPUT];
170 
171         /** MICBIAS configurations */
172         struct arizona_micbias micbias[ARIZONA_MAX_MICBIAS];
173 
174         /** Mode of input structures */
175         int inmode[ARIZONA_MAX_INPUT];
176 
177         /** Mode for outputs */
178         bool out_mono[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 
193 #endif
194 

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