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/*
* This file is part of the coreboot project.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <arch/acpi_device.h>
/*
* Dialog Semiconductor DA7219 Audio Codec devicetree bindings
* linux/Documentation/devicetree/bindings/sound/da7219.txt
*/
struct drivers_i2c_da7219_config {
/* Interrupt configuration */
struct acpi_irq irq;
/* Use GPIO based interrupt instead of PIRQ */
struct acpi_gpio irq_gpio;
/* I2C Bus Frequency in Hertz (default 400kHz) */
unsigned bus_speed;
/*
* micbias-lvl : Voltage (mV) for Mic Bias
* [<1600>, <1800>, <2000>, <2200>, <2400>, <2600>]
*/
unsigned micbias_lvl;
/*
* mic-amp-in-sel : Mic input source type
* ["diff", "se_p", "se_n"]
*/
const char *mic_amp_in_sel;
/*
* Properties for da7219_aad child node
*/
/*
* micbias-pulse-lvl : Mic bias higher voltage pulse level (mV)
* [<2800>, <2900>]
*/
unsigned micbias_pulse_lvl;
/*
* micbias-pulse-time : Mic bias higher voltage pulse duration (ms)
*/
unsigned micbias_pulse_time;
/*
* btn-cfg : Periodic button press measurements for 4-pole jack (ms)
* [<2>, <5>, <10>, <50>, <100>, <200>, <500>]
*/
unsigned btn_cfg;
/*
* mic-det-thr : Impedance threshold for mic detection measurement (Ohms)
* [<200>, <500>, <750>, <1000>]
*/
unsigned mic_det_thr;
/*
* jack-ins-deb : Debounce time for jack insertion (ms)
* [<5>, <10>, <20>, <50>, <100>, <200>, <500>, <1000>]
*/
unsigned jack_ins_deb;
/*
* jack-det-rate : Jack type detection latency (3/4 pole)
* ["32ms_64ms", "64ms_128ms", "128ms_256ms", "256ms_512ms"]
*/
const char *jack_det_rate;
/*
* jack-rem-deb : Debounce time for jack removal (ms)
* [<1>, <5>, <10>, <20>]
*/
unsigned jack_rem_deb;
/*
* a-d-btn-thr : Impedance threshold between buttons A and D
* [0x0 - 0xFF]
*/
unsigned a_d_btn_thr;
/*
* d-b-btn-thr : Impedance threshold between buttons D and B
* [0x0 - 0xFF]
*/
unsigned d_b_btn_thr;
/*
* b-c-btn-thr : Impedance threshold between buttons B and C
* [0x0 - 0xFF]
*/
unsigned b_c_btn_thr;
/*
* c-mic-btn-thr : Impedance threshold between button C and Mic
* [0x0 - 0xFF]
*/
unsigned c_mic_btn_thr;
/*
* btn-avg : Number of 8-bit readings for averaged button measurement
* [<1>, <2>, <4>, <8>]
*/
unsigned btn_avg;
/*
* adc-1bit-rpt : Repeat count for 1-bit button measurement
* [<1>, <2>, <4>, <8>]
*/
unsigned adc_1bit_rpt;
/*
* mclk-name : Pass the system clk to da7219
* ["name of mclk" ]
*/
const char *mclk_name;
};
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