pdata.h

  1/* SPDX-License-Identifier: GPL-2.0-only */
  2/*
  3 * Platform data for Arizona devices
  4 *
  5 * Copyright 2012 Wolfson Microelectronics. PLC.
  6 */
  7
  8#ifndef _ARIZONA_PDATA_H
  9#define _ARIZONA_PDATA_H
 10
 11#include <dt-bindings/mfd/arizona.h>
 12#include <linux/regulator/arizona-ldo1.h>
 13#include <linux/regulator/arizona-micsupp.h>
 14
 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_MASK                      0x4000  /* GPN_PU */
 19#define ARIZONA_GPN_PU_SHIFT                         14  /* GPN_PU */
 20#define ARIZONA_GPN_PU_WIDTH                          1  /* GPN_PU */
 21#define ARIZONA_GPN_PD_MASK                      0x2000  /* GPN_PD */
 22#define ARIZONA_GPN_PD_SHIFT                         13  /* GPN_PD */
 23#define ARIZONA_GPN_PD_WIDTH                          1  /* GPN_PD */
 24#define ARIZONA_GPN_LVL_MASK                     0x0800  /* GPN_LVL */
 25#define ARIZONA_GPN_LVL_SHIFT                        11  /* GPN_LVL */
 26#define ARIZONA_GPN_LVL_WIDTH                         1  /* GPN_LVL */
 27#define ARIZONA_GPN_POL_MASK                     0x0400  /* GPN_POL */
 28#define ARIZONA_GPN_POL_SHIFT                        10  /* GPN_POL */
 29#define ARIZONA_GPN_POL_WIDTH                         1  /* GPN_POL */
 30#define ARIZONA_GPN_OP_CFG_MASK                  0x0200  /* GPN_OP_CFG */
 31#define ARIZONA_GPN_OP_CFG_SHIFT                      9  /* GPN_OP_CFG */
 32#define ARIZONA_GPN_OP_CFG_WIDTH                      1  /* GPN_OP_CFG */
 33#define ARIZONA_GPN_DB_MASK                      0x0100  /* GPN_DB */
 34#define ARIZONA_GPN_DB_SHIFT                          8  /* GPN_DB */
 35#define ARIZONA_GPN_DB_WIDTH                          1  /* GPN_DB */
 36#define ARIZONA_GPN_FN_MASK                      0x007F  /* GPN_FN - [6:0] */
 37#define ARIZONA_GPN_FN_SHIFT                          0  /* GPN_FN - [6:0] */
 38#define ARIZONA_GPN_FN_WIDTH                          7  /* GPN_FN - [6:0] */
 39
 40#define ARIZONA_MAX_GPIO 5
 41
 42#define ARIZONA_MAX_INPUT 4
 43
 44#define ARIZONA_MAX_MICBIAS 3
 45
 46#define ARIZONA_MAX_OUTPUT 6
 47
 48#define ARIZONA_MAX_AIF 3
 49
 50#define ARIZONA_HAP_ACT_ERM 0
 51#define ARIZONA_HAP_ACT_LRA 2
 52
 53#define ARIZONA_MAX_PDM_SPK 2
 54
 55struct regulator_init_data;
 56struct gpio_desc;
 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	struct gpio_desc *reset;      /** GPIO controlling /RESET, if any */
 79
 80	/** Regulator configuration for MICVDD */
 81	struct arizona_micsupp_pdata micvdd;
 82
 83	/** Regulator configuration for LDO1 */
 84	struct arizona_ldo1_pdata ldo1;
 85
 86	/** If a direct 32kHz clock is provided on an MCLK specify it here */
 87	int clk32k_src;
 88
 89	/** Mode for primary IRQ (defaults to active low) */
 90	unsigned int irq_flags;
 91
 92	/* Base GPIO */
 93	int gpio_base;
 94
 95	/** Pin state for GPIO pins */
 96	unsigned int gpio_defaults[ARIZONA_MAX_GPIO];
 97
 98	/**
 99	 * Maximum number of channels clocks will be generated for,
100	 * useful for systems where and I2S bus with multiple data
101	 * lines is mastered.
102	 */
103	unsigned int max_channels_clocked[ARIZONA_MAX_AIF];
104
105	/** GPIO5 is used for jack detection */
106	bool jd_gpio5;
107
108	/** Internal pull on GPIO5 is disabled when used for jack detection */
109	bool jd_gpio5_nopull;
110
111	/** set to true if jackdet contact opens on insert */
112	bool jd_invert;
113
114	/** Use the headphone detect circuit to identify the accessory */
115	bool hpdet_acc_id;
116
117	/** Check for line output with HPDET method */
118	bool hpdet_acc_id_line;
119
120#ifdef CONFIG_GPIOLIB_LEGACY
121	/** GPIO used for mic isolation with HPDET */
122	int hpdet_id_gpio;
123#endif
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#ifdef CONFIG_GPIOLIB_LEGACY
135	/** GPIO for mic detection polarity */
136	int micd_pol_gpio;
137#endif
138
139	/** Mic detect ramp rate */
140	unsigned int micd_bias_start_time;
141
142	/** Mic detect sample rate */
143	unsigned int micd_rate;
144
145	/** Mic detect debounce level */
146	unsigned int micd_dbtime;
147
148	/** Mic detect timeout (ms) */
149	unsigned int micd_timeout;
150
151	/** Force MICBIAS on for mic detect */
152	bool micd_force_micbias;
153
154	/** Mic detect level parameters */
155	const struct arizona_micd_range *micd_ranges;
156	int num_micd_ranges;
157
158	/** Headset polarity configurations */
159	struct arizona_micd_config *micd_configs;
160	int num_micd_configs;
161
162	/** Reference voltage for DMIC inputs */
163	int dmic_ref[ARIZONA_MAX_INPUT];
164
165	/** MICBIAS configurations */
166	struct arizona_micbias micbias[ARIZONA_MAX_MICBIAS];
167
168	/**
169	 * Mode of input structures
170	 * One of the ARIZONA_INMODE_xxx values
171	 * wm5102/wm5110/wm8280/wm8997: [0]=IN1 [1]=IN2 [2]=IN3 [3]=IN4
172	 * wm8998: [0]=IN1A [1]=IN2A [2]=IN1B [3]=IN2B
173	 */
174	int inmode[ARIZONA_MAX_INPUT];
175
176	/** Mode for outputs */
177	int out_mono[ARIZONA_MAX_OUTPUT];
178
179	/** Limit output volumes */
180	unsigned int out_vol_limit[2 * ARIZONA_MAX_OUTPUT];
181
182	/** PDM speaker mute setting */
183	unsigned int spk_mute[ARIZONA_MAX_PDM_SPK];
184
185	/** PDM speaker format */
186	unsigned int spk_fmt[ARIZONA_MAX_PDM_SPK];
187
188	/** Haptic actuator type */
189	unsigned int hap_act;
190
191#ifdef CONFIG_GPIOLIB_LEGACY
192	/** GPIO for primary IRQ (used for edge triggered emulation) */
193	int irq_gpio;
194#endif
195
196	/** General purpose switch control */
197	unsigned int gpsw;
198};
199
200#endif