mirror of
https://github.com/eried/portapack-mayhem.git
synced 2024-10-01 01:26:06 -04:00
3f8a4957af
* Added fn to indicate support for disabling speaker * Support both mute & speaker disable icons * Byte grouping for ui_config2_t bitmap * Fix disabling AK speaker to take effect immediately
419 lines
11 KiB
C++
419 lines
11 KiB
C++
/*
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* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
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*
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* This file is part of PortaPack.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __WM8731_H__
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#define __WM8731_H__
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#include <cstdint>
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#include <array>
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#include "i2c_pp.hpp"
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#include "audio.hpp"
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namespace wolfson {
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namespace wm8731 {
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enum class ADCSource {
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Line = 0,
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Microphone = 1,
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};
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using address_t = uint8_t;
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using reg_t = uint16_t;
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constexpr size_t reg_count = 10;
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enum class Register : address_t {
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LeftLineIn = 0x00,
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RightLineIn = 0x01,
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LeftHeadphoneOut = 0x02,
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RightHeadphoneOut = 0x03,
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AnalogAudioPathControl = 0x04,
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DigitalAudioPathControl = 0x05,
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PowerDownControl = 0x06,
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DigitalAudioInterfaceFormat = 0x07,
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SamplingControl = 0x08,
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ActiveControl = 0x09,
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};
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struct LeftLineIn {
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reg_t linvol : 5;
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reg_t reserved0 : 2;
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reg_t linmute : 1;
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reg_t lrinboth : 1;
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reg_t reserved1 : 7;
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};
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static_assert(sizeof(LeftLineIn) == sizeof(reg_t), "LeftLineIn type wrong size");
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struct RightLineIn {
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reg_t rinvol : 5;
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reg_t reserved0 : 2;
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reg_t rinmute : 1;
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reg_t rlinboth : 1;
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reg_t reserved1 : 7;
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};
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static_assert(sizeof(RightLineIn) == sizeof(reg_t), "RightLineIn type wrong size");
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struct LeftHeadphoneOut {
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reg_t lhpvol : 7;
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reg_t lzcen : 1;
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reg_t lrhpboth : 1;
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reg_t reserved0 : 7;
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};
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static_assert(sizeof(LeftHeadphoneOut) == sizeof(reg_t), "LeftHeadphoneOut type wrong size");
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struct RightHeadphoneOut {
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reg_t rhpvol : 7;
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reg_t rzcen : 1;
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reg_t rlhpboth : 1;
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reg_t reserved0 : 7;
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};
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static_assert(sizeof(RightHeadphoneOut) == sizeof(reg_t), "RightHeadphoneOut type wrong size");
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struct AnalogAudioPathControl {
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reg_t micboost : 1;
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reg_t mutemic : 1;
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reg_t insel : 1;
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reg_t bypass : 1;
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reg_t dacsel : 1;
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reg_t sidetone : 1;
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reg_t sideatt : 2;
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reg_t reserved0 : 8;
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};
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static_assert(sizeof(AnalogAudioPathControl) == sizeof(reg_t), "AnalogAudioPathControl type wrong size");
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struct DigitalAudioPathControl {
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reg_t adchpd : 1;
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reg_t deemp : 2;
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reg_t dacmu : 1;
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reg_t hpor : 1;
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reg_t reserved0 : 11;
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};
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static_assert(sizeof(DigitalAudioPathControl) == sizeof(reg_t), "DigitalAudioPathControl type wrong size");
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struct PowerDownControl {
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reg_t lineinpd : 1;
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reg_t micpd : 1;
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reg_t adcpd : 1;
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reg_t dacpd : 1;
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reg_t outpd : 1;
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reg_t oscpd : 1;
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reg_t clkoutpd : 1;
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reg_t poweroff : 1;
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reg_t reserved0 : 8;
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};
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static_assert(sizeof(PowerDownControl) == sizeof(reg_t), "PowerDownControl type wrong size");
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struct DigitalAudioInterfaceFormat {
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reg_t format : 2;
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reg_t iwl : 2;
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reg_t lrp : 1;
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reg_t lrswap : 1;
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reg_t ms : 1;
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reg_t bclkinv : 1;
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reg_t reserved0 : 8;
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};
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static_assert(sizeof(DigitalAudioInterfaceFormat) == sizeof(reg_t), "DigitalAudioInterfaceFormat type wrong size");
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struct SamplingControl {
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reg_t usb_normal : 1;
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reg_t bosr : 1;
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reg_t sr : 4;
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reg_t clkidiv2 : 1;
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reg_t clkodiv2 : 1;
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reg_t reserved0 : 8;
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};
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static_assert(sizeof(SamplingControl) == sizeof(reg_t), "SamplingControl type wrong size");
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struct ActiveControl {
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reg_t active : 1;
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reg_t reserved0 : 15;
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};
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static_assert(sizeof(ActiveControl) == sizeof(reg_t), "ActiveControl type wrong size");
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struct Reset {
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reg_t reset : 9;
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reg_t reserved0 : 7;
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};
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static_assert(sizeof(Reset) == sizeof(reg_t), "Reset type wrong size");
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struct Register_Type {
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LeftLineIn left_line_in;
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RightLineIn right_line_in;
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LeftHeadphoneOut left_headphone_out;
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RightHeadphoneOut right_headphone_out;
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AnalogAudioPathControl analog_audio_path_control;
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DigitalAudioPathControl digital_audio_path_control;
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PowerDownControl power_down_control;
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DigitalAudioInterfaceFormat digital_audio_interface_format;
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SamplingControl sampling_control;
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ActiveControl active_control;
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};
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static_assert(sizeof(Register_Type) == reg_count * sizeof(reg_t), "Register_Type wrong size");
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struct RegisterMap {
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constexpr RegisterMap(
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Register_Type values)
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: r(values) {
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}
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union {
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Register_Type r;
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std::array<reg_t, reg_count> w;
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};
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};
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static_assert(sizeof(RegisterMap) == reg_count * sizeof(reg_t), "RegisterMap type wrong size");
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constexpr RegisterMap default_after_reset{Register_Type{
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.left_line_in = {
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.linvol = 0b10111,
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.reserved0 = 0b00,
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.linmute = 0b1,
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.lrinboth = 0b0,
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.reserved1 = 0,
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},
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.right_line_in = {
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.rinvol = 0b10111,
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.reserved0 = 0b00,
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.rinmute = 0b1,
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.rlinboth = 0b0,
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.reserved1 = 0,
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},
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.left_headphone_out = {
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.lhpvol = 0b1111001,
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.lzcen = 0b0,
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.lrhpboth = 0b0,
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.reserved0 = 0,
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},
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.right_headphone_out = {
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.rhpvol = 0b1111001,
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.rzcen = 0b0,
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.rlhpboth = 0b0,
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.reserved0 = 0,
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},
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.analog_audio_path_control = {
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.micboost = 0b0,
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.mutemic = 0b1,
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.insel = 0b0,
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.bypass = 0b1,
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.dacsel = 0b0,
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.sidetone = 0b0,
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.sideatt = 0b00,
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.reserved0 = 0,
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},
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.digital_audio_path_control = {
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.adchpd = 0b0,
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.deemp = 0b00,
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.dacmu = 0b1,
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.hpor = 0b0,
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.reserved0 = 0,
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},
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.power_down_control = {
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.lineinpd = 0b1,
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.micpd = 0b1,
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.adcpd = 0b1,
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.dacpd = 0b1,
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.outpd = 0b1,
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.oscpd = 0b0,
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.clkoutpd = 0b0,
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.poweroff = 0b1,
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.reserved0 = 0,
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},
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.digital_audio_interface_format = {
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.format = 0b10,
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.iwl = 0b10,
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.lrp = 0b0,
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.lrswap = 0b0,
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.ms = 0b0,
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.bclkinv = 0b0,
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.reserved0 = 0,
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},
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.sampling_control = {
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.usb_normal = 0b0,
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.bosr = 0b0,
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.sr = 0b0000,
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.clkidiv2 = 0b0,
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.clkodiv2 = 0b0,
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.reserved0 = 0,
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},
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.active_control = {
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.active = 0b0,
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.reserved0 = 0,
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},
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}};
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class WM8731 : public audio::Codec {
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public:
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constexpr WM8731(
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I2C& bus,
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const I2C::address_t bus_address)
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: bus(bus),
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bus_address(bus_address) {
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}
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void init() override;
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bool reset() override;
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std::string name() const override {
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return "WM8731";
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}
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bool detected();
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void set_line_in_volume(const volume_t volume) {
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const auto normalized = line_in_gain_range().normalize(volume);
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auto n = normalized.centibel() / 15;
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write(LeftLineIn{
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.linvol = static_cast<reg_t>(n),
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.reserved0 = 0,
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.linmute = 0,
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.lrinboth = 1,
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.reserved1 = 0,
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});
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}
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void set_wm_headphone_volume(const volume_t volume) {
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const auto normalized = headphone_gain_range().normalize(volume);
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auto n = normalized.centibel() / 10;
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write(LeftHeadphoneOut{
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.lhpvol = static_cast<reg_t>(n),
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.lzcen = 0,
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.lrhpboth = 1,
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.reserved0 = 0,
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});
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}
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void set_headphone_volume(const volume_t volume) override {
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headphone_volume = volume;
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set_wm_headphone_volume(volume);
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}
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volume_range_t headphone_gain_range() const override {
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return {-121.0_dB, 6.0_dB};
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}
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volume_range_t line_in_gain_range() const {
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return {-34.5_dB, 12.0_dB};
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}
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void headphone_mute() {
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set_wm_headphone_volume(headphone_gain_range().min);
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}
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void headphone_enable() override {
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set_wm_headphone_volume(headphone_volume);
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}
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void headphone_disable() override {
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headphone_mute();
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}
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void speaker_enable(){};
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void speaker_disable(){};
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bool speaker_disable_supported() const override {
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return false;
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}
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void microphone_enable(int8_t wm8731_boost_GUI) override {
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microphone_mute(true); // c/m to reduce "plop noise" when changing wm8731_boost_GUI.
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// chThdSleepMilliseconds(20); // does not help to reduce the "plop noise"
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microphone_boost((wm8731_boost_GUI < 2) ? 1 : 0); // 1 = Enable Boost (+20 dBs) . 0 = Disable Boost (0dBs).
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chThdSleepMilliseconds(120); // >50 msegs, very effective , >100 msegs minor improvement ,120 msegs trade off speed .
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microphone_mute(false);
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// (void)alc_mode; In prev. fw version , when we did not use at all param., to avoid "unused warning" when compiling.)
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}
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void microphone_disable() override {
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// TODO: Implement
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}
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void microphone_boost(const bool boost) {
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map.r.analog_audio_path_control.micboost = (boost ? 1 : 0);
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write(Register::AnalogAudioPathControl);
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}
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void microphone_mute(const bool mute) {
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map.r.analog_audio_path_control.mutemic = (mute ? 1 : 0); // 1 = Enable Mute , 0 = Disable Mute
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write(Register::AnalogAudioPathControl);
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}
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// void set_adc_source(const ADCSource adc_source) {
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// map.r.analog_audio_path_control.insel = toUType(adc_source);
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// write(Register::AnalogAudioPathControl);
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// }
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size_t reg_count() const override {
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return wolfson::wm8731::reg_count;
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}
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size_t reg_bits() const override {
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return 9;
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}
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uint32_t reg_read(const size_t reg_address) override;
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private:
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I2C& bus;
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const I2C::address_t bus_address;
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RegisterMap map{default_after_reset};
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volume_t headphone_volume = -60.0_dB;
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void configure_interface_i2s_slave();
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void configure_interface_i2s_master();
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bool write(const Register reg);
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bool write(const address_t reg_address, const reg_t value);
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void write(const LeftLineIn value);
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void write(const RightLineIn value);
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void write(const LeftHeadphoneOut value);
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void write(const RightHeadphoneOut value);
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void write(const AnalogAudioPathControl value);
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void write(const DigitalAudioPathControl value);
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void write(const PowerDownControl value);
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void write(const DigitalAudioInterfaceFormat value);
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void write(const SamplingControl value);
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void write(const ActiveControl value);
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};
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} /* namespace wm8731 */
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} /* namespace wolfson */
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#endif /*__WM8731_H__*/
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