diff options
Diffstat (limited to 'include/linux/mfd/arizona/pdata.h')
| -rw-r--r-- | include/linux/mfd/arizona/pdata.h | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/include/linux/mfd/arizona/pdata.h b/include/linux/mfd/arizona/pdata.h new file mode 100644 index 000000000..1789cb0f4 --- /dev/null +++ b/include/linux/mfd/arizona/pdata.h @@ -0,0 +1,178 @@ +/* + * Platform data for Arizona devices + * + * Copyright 2012 Wolfson Microelectronics. PLC. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef _ARIZONA_PDATA_H +#define _ARIZONA_PDATA_H + +#include <dt-bindings/mfd/arizona.h> + +#define ARIZONA_GPN_DIR_MASK 0x8000 /* GPN_DIR */ +#define ARIZONA_GPN_DIR_SHIFT 15 /* GPN_DIR */ +#define ARIZONA_GPN_DIR_WIDTH 1 /* GPN_DIR */ +#define ARIZONA_GPN_PU_MASK 0x4000 /* GPN_PU */ +#define ARIZONA_GPN_PU_SHIFT 14 /* GPN_PU */ +#define ARIZONA_GPN_PU_WIDTH 1 /* GPN_PU */ +#define ARIZONA_GPN_PD_MASK 0x2000 /* GPN_PD */ +#define ARIZONA_GPN_PD_SHIFT 13 /* GPN_PD */ +#define ARIZONA_GPN_PD_WIDTH 1 /* GPN_PD */ +#define ARIZONA_GPN_LVL_MASK 0x0800 /* GPN_LVL */ +#define ARIZONA_GPN_LVL_SHIFT 11 /* GPN_LVL */ +#define ARIZONA_GPN_LVL_WIDTH 1 /* GPN_LVL */ +#define ARIZONA_GPN_POL_MASK 0x0400 /* GPN_POL */ +#define ARIZONA_GPN_POL_SHIFT 10 /* GPN_POL */ +#define ARIZONA_GPN_POL_WIDTH 1 /* GPN_POL */ +#define ARIZONA_GPN_OP_CFG_MASK 0x0200 /* GPN_OP_CFG */ +#define ARIZONA_GPN_OP_CFG_SHIFT 9 /* GPN_OP_CFG */ +#define ARIZONA_GPN_OP_CFG_WIDTH 1 /* GPN_OP_CFG */ +#define ARIZONA_GPN_DB_MASK 0x0100 /* GPN_DB */ +#define ARIZONA_GPN_DB_SHIFT 8 /* GPN_DB */ +#define ARIZONA_GPN_DB_WIDTH 1 /* GPN_DB */ +#define ARIZONA_GPN_FN_MASK 0x007F /* GPN_FN - [6:0] */ +#define ARIZONA_GPN_FN_SHIFT 0 /* GPN_FN - [6:0] */ +#define ARIZONA_GPN_FN_WIDTH 7 /* GPN_FN - [6:0] */ + +#define ARIZONA_MAX_GPIO 5 + +#define ARIZONA_MAX_INPUT 4 + +#define ARIZONA_MAX_MICBIAS 3 + +#define ARIZONA_MAX_OUTPUT 6 + +#define ARIZONA_MAX_AIF 3 + +#define ARIZONA_HAP_ACT_ERM 0 +#define ARIZONA_HAP_ACT_LRA 2 + +#define ARIZONA_MAX_PDM_SPK 2 + +struct regulator_init_data; + +struct arizona_micbias { + int mV; /** Regulated voltage */ + unsigned int ext_cap:1; /** External capacitor fitted */ + unsigned int discharge:1; /** Actively discharge */ + unsigned int soft_start:1; /** Disable aggressive startup ramp rate */ + unsigned int bypass:1; /** Use bypass mode */ +}; + +struct arizona_micd_config { + unsigned int src; + unsigned int bias; + bool gpio; +}; + +struct arizona_micd_range { + int max; /** Ohms */ + int key; /** Key to report to input layer */ +}; + +struct arizona_pdata { + int reset; /** GPIO controlling /RESET, if any */ + int ldoena; /** GPIO controlling LODENA, if any */ + + /** Regulator configuration for MICVDD */ + struct regulator_init_data *micvdd; + + /** Regulator configuration for LDO1 */ + struct regulator_init_data *ldo1; + + /** If a direct 32kHz clock is provided on an MCLK specify it here */ + int clk32k_src; + + /** Mode for primary IRQ (defaults to active low) */ + unsigned int irq_flags; + + /* Base GPIO */ + int gpio_base; + + /** Pin state for GPIO pins */ + unsigned int gpio_defaults[ARIZONA_MAX_GPIO]; + + /** + * Maximum number of channels clocks will be generated for, + * useful for systems where and I2S bus with multiple data + * lines is mastered. + */ + int max_channels_clocked[ARIZONA_MAX_AIF]; + + /** GPIO5 is used for jack detection */ + bool jd_gpio5; + + /** Internal pull on GPIO5 is disabled when used for jack detection */ + bool jd_gpio5_nopull; + + /** set to true if jackdet contact opens on insert */ + bool jd_invert; + + /** Use the headphone detect circuit to identify the accessory */ + bool hpdet_acc_id; + + /** Check for line output with HPDET method */ + bool hpdet_acc_id_line; + + /** GPIO used for mic isolation with HPDET */ + int hpdet_id_gpio; + + /** Extra debounce timeout used during initial mic detection (ms) */ + int micd_detect_debounce; + + /** GPIO for mic detection polarity */ + int micd_pol_gpio; + + /** Mic detect ramp rate */ + int micd_bias_start_time; + + /** Mic detect sample rate */ + int micd_rate; + + /** Mic detect debounce level */ + int micd_dbtime; + + /** Mic detect timeout (ms) */ + int micd_timeout; + + /** Force MICBIAS on for mic detect */ + bool micd_force_micbias; + + /** Mic detect level parameters */ + const struct arizona_micd_range *micd_ranges; + int num_micd_ranges; + + /** Headset polarity configurations */ + struct arizona_micd_config *micd_configs; + int num_micd_configs; + + /** Reference voltage for DMIC inputs */ + int dmic_ref[ARIZONA_MAX_INPUT]; + + /** MICBIAS configurations */ + struct arizona_micbias micbias[ARIZONA_MAX_MICBIAS]; + + /** Mode of input structures */ + int inmode[ARIZONA_MAX_INPUT]; + + /** Mode for outputs */ + bool out_mono[ARIZONA_MAX_OUTPUT]; + + /** PDM speaker mute setting */ + unsigned int spk_mute[ARIZONA_MAX_PDM_SPK]; + + /** PDM speaker format */ + unsigned int spk_fmt[ARIZONA_MAX_PDM_SPK]; + + /** Haptic actuator type */ + unsigned int hap_act; + + /** GPIO for primary IRQ (used for edge triggered emulation) */ + int irq_gpio; +}; + +#endif |