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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* include/linux/mfd/wm8994/pdata.h -- Platform data for WM8994
*
* Copyright 2009 Wolfson Microelectronics PLC.
*
* Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
*/
#ifndef __MFD_WM8994_PDATA_H__
#define __MFD_WM8994_PDATA_H__
#define WM8994_NUM_LDO 2
#define WM8994_NUM_GPIO 11
#define WM8994_NUM_AIF 3
struct wm8994_ldo_pdata {
const struct regulator_init_data *init_data;
};
#define WM8994_CONFIGURE_GPIO 0x10000
#define WM8994_DRC_REGS 5
#define WM8994_EQ_REGS 20
#define WM8958_MBC_CUTOFF_REGS 20
#define WM8958_MBC_COEFF_REGS 48
#define WM8958_MBC_COMBINED_REGS 56
#define WM8958_VSS_HPF_REGS 2
#define WM8958_VSS_REGS 148
#define WM8958_ENH_EQ_REGS 32
/**
* DRC configurations are specified with a label and a set of register
* values to write (the enable bits will be ignored). At runtime an
* enumerated control will be presented for each DRC block allowing
* the user to choose the configuration to use.
*
* Configurations may be generated by hand or by using the DRC control
* panel provided by the WISCE - see http://www.wolfsonmicro.com/wisce/
* for details.
*/
struct wm8994_drc_cfg {
const char *name;
u16 regs[WM8994_DRC_REGS];
};
/**
* ReTune Mobile configurations are specified with a label, sample
* rate and set of values to write (the enable bits will be ignored).
*
* Configurations are expected to be generated using the ReTune Mobile
* control panel in WISCE - see http://www.wolfsonmicro.com/wisce/
*/
struct wm8994_retune_mobile_cfg {
const char *name;
unsigned int rate;
u16 regs[WM8994_EQ_REGS];
};
/**
* Multiband compressor configurations are specified with a label and
* two sets of values to write. Configurations are expected to be
* generated using the multiband compressor configuration panel in
* WISCE - see http://www.wolfsonmicro.com/wisce/
*/
struct wm8958_mbc_cfg {
const char *name;
u16 cutoff_regs[WM8958_MBC_CUTOFF_REGS];
u16 coeff_regs[WM8958_MBC_COEFF_REGS];
/* Coefficient layout when using MBC+VSS firmware */
u16 combined_regs[WM8958_MBC_COMBINED_REGS];
};
/**
* VSS HPF configurations are specified with a label and two values to
* write. Configurations are expected to be generated using the
* multiband compressor configuration panel in WISCE - see
* http://www.wolfsonmicro.com/wisce/
*/
struct wm8958_vss_hpf_cfg {
const char *name;
u16 regs[WM8958_VSS_HPF_REGS];
};
/**
* VSS configurations are specified with a label and array of values
* to write. Configurations are expected to be generated using the
* multiband compressor configuration panel in WISCE - see
* http://www.wolfsonmicro.com/wisce/
*/
struct wm8958_vss_cfg {
const char *name;
u16 regs[WM8958_VSS_REGS];
};
/**
* Enhanced EQ configurations are specified with a label and array of
* values to write. Configurations are expected to be generated using
* the multiband compressor configuration panel in WISCE - see
* http://www.wolfsonmicro.com/wisce/
*/
struct wm8958_enh_eq_cfg {
const char *name;
u16 regs[WM8958_ENH_EQ_REGS];
};
/**
* Microphone detection rates, used to tune response rates and power
* consumption for WM8958/WM1811 microphone detection.
*
* @sysclk: System clock rate to use this configuration for.
* @idle: True if this configuration should use when no accessory is detected,
* false otherwise.
* @start: Value for MICD_BIAS_START_TIME register field (not shifted).
* @rate: Value for MICD_RATE register field (not shifted).
*/
struct wm8958_micd_rate {
int sysclk;
bool idle;
int start;
int rate;
};
struct wm8994_pdata {
int gpio_base;
/**
* Default values for GPIOs if non-zero, WM8994_CONFIGURE_GPIO
* can be used for all zero values.
*/
int gpio_defaults[WM8994_NUM_GPIO];
struct wm8994_ldo_pdata ldo[WM8994_NUM_LDO];
int irq_base; /** Base IRQ number for WM8994, required for IRQs */
unsigned long irq_flags; /** user irq flags */
int num_drc_cfgs;
struct wm8994_drc_cfg *drc_cfgs;
int num_retune_mobile_cfgs;
struct wm8994_retune_mobile_cfg *retune_mobile_cfgs;
int num_mbc_cfgs;
struct wm8958_mbc_cfg *mbc_cfgs;
int num_vss_cfgs;
struct wm8958_vss_cfg *vss_cfgs;
int num_vss_hpf_cfgs;
struct wm8958_vss_hpf_cfg *vss_hpf_cfgs;
int num_enh_eq_cfgs;
struct wm8958_enh_eq_cfg *enh_eq_cfgs;
int num_micd_rates;
struct wm8958_micd_rate *micd_rates;
/* Power up delays to add after microphone bias power up (ms) */
int micb1_delay;
int micb2_delay;
/* LINEOUT can be differential or single ended */
unsigned int lineout1_diff:1;
unsigned int lineout2_diff:1;
/* Common mode feedback */
unsigned int lineout1fb:1;
unsigned int lineout2fb:1;
/* Delay between detecting a jack and starting microphone
* detect (specified in ms)
*/
int micdet_delay;
/* Delay between microphone detect completing and reporting on
* insert (specified in ms)
*/
int mic_id_delay;
/* IRQ for microphone detection if brought out directly as a
* signal.
*/
int micdet_irq;
/* WM8994 microphone biases: 0=0.9*AVDD1 1=0.65*AVVD1 */
unsigned int micbias1_lvl:1;
unsigned int micbias2_lvl:1;
/* WM8994 jack detect threashold levels, see datasheet for values */
unsigned int jd_scthr:2;
unsigned int jd_thr:2;
/* Configure WM1811 jack detection for use with external capacitor */
unsigned int jd_ext_cap:1;
/* WM8958 microphone bias configuration */
int micbias[2];
/* WM8958 microphone detection ranges */
u16 micd_lvl_sel;
/* Disable the internal pull downs on the LDOs if they are
* always driven (eg, connected to an always on supply or
* GPIO that always drives an output. If they float power
* consumption will rise.
*/
bool ldo_ena_always_driven;
/*
* SPKMODE must be pulled internally by the device on this
* system.
*/
bool spkmode_pu;
/*
* CS/ADDR must be pulled internally by the device on this
* system.
*/
bool csnaddr_pd;
/**
* 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[WM8994_NUM_AIF];
/**
* GPIO for the IRQ pin if host only supports edge triggering
*/
int irq_gpio;
};
#endif
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