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rt-thread/bsp/stm32/stm32f429-atk-apollo/board/ports/audio/drv_wm8978.c

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[bsp][stm32][stm32f429-atk-apollo][audio]add f429 audio driver
2019-08-08 09:26:07 +08:00
/*
* Copyright (c) 2006-2018, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2018-11-14 ZeroFree first implementation
* 2019-07-28 Ernest perfect player, add record funciton and other APIs
*/
#include <rtthread.h>
#include <rtdevice.h>
#include "drv_wm8978.h"
#include <stdlib.h>
/* Register Definitions */
#define REG_SOFTWARE_RESET ((uint16_t)0)
#define REG_POWER_MANAGEMENT1 ((uint16_t)(1 << 9))
#define REG_POWER_MANAGEMENT2 ((uint16_t)(2 << 9))
#define REG_POWER_MANAGEMENT3 ((uint16_t)(3 << 9))
#define REG_AUDIO_INTERFACE ((uint16_t)(4 << 9))
#define REG_COMPANDING ((uint16_t)(5 << 9))
#define REG_CLOCK_GEN ((uint16_t)(6 << 9))
#define REG_ADDITIONAL ((uint16_t)(7 << 9))
#define REG_GPIO ((uint16_t)(8 << 9))
#define REG_JACK_DETECT1 ((uint16_t)(9 << 9))
#define REG_DAC ((uint16_t)(10 << 9))
#define REG_LEFT_DAC_VOL ((uint16_t)(11 << 9))
#define REG_RIGHT_DAC_VOL ((uint16_t)(12 << 9))
#define REG_JACK_DETECT2 ((uint16_t)(13 << 9))
#define REG_ADC ((uint16_t)(14 << 9))
#define REG_LEFT_ADC_VOL ((uint16_t)(15 << 9))
#define REG_RIGHT_ADC_VOL ((uint16_t)(16 << 9))
#define REG_EQ1 ((uint16_t)(18 << 9))
#define REG_EQ2 ((uint16_t)(19 << 9))
#define REG_EQ3 ((uint16_t)(20 << 9))
#define REG_EQ4 ((uint16_t)(21 << 9))
#define REG_EQ5 ((uint16_t)(22 << 9))
#define REG_DAC_LIMITER1 ((uint16_t)(24 << 9))
#define REG_DAC_LIMITER2 ((uint16_t)(25 << 9))
#define REG_NOTCH_FILTER1 ((uint16_t)(27 << 9))
#define REG_NOTCH_FILTER2 ((uint16_t)(28 << 9))
#define REG_NOTCH_FILTER3 ((uint16_t)(29 << 9))
#define REG_NOTCH_FILTER4 ((uint16_t)(30 << 9))
#define REG_ALC1 ((uint16_t)(32 << 9))
#define REG_ALC2 ((uint16_t)(33 << 9))
#define REG_ALC3 ((uint16_t)(34 << 9))
#define REG_NOISE_GATE ((uint16_t)(35 << 9))
#define REG_PLL_N ((uint16_t)(36 << 9))
#define REG_PLL_K1 ((uint16_t)(37 << 9))
#define REG_PLL_K2 ((uint16_t)(38 << 9))
#define REG_PLL_K3 ((uint16_t)(39 << 9))
#define REG_3D ((uint16_t)(41 << 9))
#define REG_BEEP ((uint16_t)(43 << 9))
#define REG_INPUT ((uint16_t)(44 << 9))
#define REG_LEFT_PGA_GAIN ((uint16_t)(45 << 9))
#define REG_RIGHT_PGA_GAIN ((uint16_t)(46 << 9))
#define REG_LEFT_ADC_BOOST ((uint16_t)(47 << 9))
#define REG_RIGHT_ADC_BOOST ((uint16_t)(48 << 9))
#define REG_OUTPUT ((uint16_t)(49 << 9))
#define REG_LEFT_MIXER ((uint16_t)(50 << 9))
#define REG_RIGHT_MIXER ((uint16_t)(51 << 9))
#define REG_LOUT1_VOL ((uint16_t)(52 << 9))
#define REG_ROUT1_VOL ((uint16_t)(53 << 9))
#define REG_LOUT2_VOL ((uint16_t)(54 << 9))
#define REG_ROUT2_VOL ((uint16_t)(55 << 9))
#define REG_OUT3_MIXER ((uint16_t)(56 << 9))
#define REG_OUT4_MIXER ((uint16_t)(57 << 9))
// R01 REG_POWER_MANAGEMENT1
#define BUFDCOPEN (1 << 8)
#define OUT4MIXEN (1 << 7)
#define OUT3MIXEN (1 << 6)
#define PLLEN (1 << 5)
#define MICBEN (1 << 4)
#define BIASEN (1 << 3)
#define BUFIOEN (1 << 2)
#define VMIDSEL_OFF (0)
#define VMIDSEL_75K (1)
#define VMIDSEL_300K (2)
#define VMIDSEL_5K (3)
// R02 REG_POWER_MANAGEMENT2
#define ROUT1EN (1 << 8)
#define LOUT1EN (1 << 7)
#define SLEEP (1 << 6)
#define BOOSTENR (1 << 5)
#define BOOSTENL (1 << 4)
#define INPPGAENR (1 << 3)
#define INPPGAENL (1 << 2)
#define ADCENR (1 << 1)
#define ADCENL (1)
// R03 REG_POWER_MANAGEMENT3
#define OUT4EN (1 << 8)
#define OUT3EN (1 << 7)
#define LOUT2EN (1 << 6)
#define ROUT2EN (1 << 5)
#define RMIXEN (1 << 3)
#define LMIXEN (1 << 2)
#define DACENR (1 << 1)
#define DACENL (1)
// R04 REG_AUDIO_INTERFACE
#define BCP_NORMAL (0)
#define BCP_INVERTED (1 << 8)
#define LRP_NORMAL (0)
#define LRP_INVERTED (1 << 7)
#define WL_16BITS (0)
#define WL_20BITS (1 << 5)
#define WL_24BITS (2 << 5) // Default value
#define WL_32BITS (3 << 5)
#define FMT_RIGHT_JUSTIFIED (0)
#define FMT_LEFT_JUSTIFIED (1 << 3)
#define FMT_I2S (2 << 3) // Default value
#define FMT_PCM (3 << 3)
#define DACLRSWAP (1 << 2)
#define ADCLRSWAP (1 << 1)
#define MONO (1)
// R05 REG_COMPANDING
#define WL8 (1 << 5)
#define DAC_COMP_OFF (0) // Default value
#define DAC_COMP_ULAW (2 << 3)
#define DAC_COMP_ALAW (3 << 3)
#define ADC_COMP_OFF (0) // Default value
#define ADC_COMP_ULAW (2 << 1)
#define ADC_COMP_ALAW (3 << 1)
#define LOOPBACK (1)
// R06 REG_CLOCK_GEN
#define CLKSEL_MCLK (0)
#define CLKSEL_PLL (1 << 8) // Default value
#define MCLK_DIV1 (0)
#define MCLK_DIV1_5 (1 << 5)
#define MCLK_DIV2 (2 << 5) // Default value
#define MCLK_DIV3 (3 << 5)
#define MCLK_DIV4 (4 << 5)
#define MCLK_DIV6 (5 << 5)
#define MCLK_DIV8 (6 << 5)
#define MCLK_DIV12 (7 << 5)
#define BCLK_DIV1 (0) // Default value
#define BCLK_DIV2 (1 << 2)
#define BCLK_DIV4 (2 << 2)
#define BCLK_DIV8 (3 << 2)
#define BCLK_DIV16 (4 << 2)
#define BCLK_DIV32 (5 << 2)
#define MS (1)
// R07 REG_ADDITIONAL
#define WM_SR_48KHZ (0) // Default value
#define WM_SR_32KHZ (1 << 1)
#define WM_SR_24KHZ (2 << 1)
#define WM_SR_16KHZ (3 << 1)
#define WM_SR_12KHZ (4 << 1)
#define WM_SR_8KHZ (5 << 1)
#define SLOWCLKEN (1)
// R08 REG_GPIO
#define OPCLK_DIV1 (0) // Default value
#define OPCLK_DIV2 (1 << 4)
#define OPCLK_DIV3 (2 << 4)
#define OPCLK_DIV4 (3 << 4)
#define GPIO1POL_NONINVERTED (0) // Default value
#define GPIO1POL_INVERTED (1 << 3)
#define GPIO1SEL_INPUT (0) // Default value
#define GPIO1SEL_TEMP_OK (2)
#define GPIO1SEL_AMUTE_ACTIVE (3)
#define GPIO1SEL_PLL_CLK_OP (4)
#define GPIO1SEL_PLL_LOCK (5)
#define GPIO1SEL_LOGIC1 (6)
#define GPIO1SEL_LOGIC0 (7)
// R09 REG_JACK_DETECT1
#define JD_VMID_EN1 (1 << 8)
#define JD_VMID_EN0 (1 << 7)
#define JD_EN (1 << 6)
#define JD_SEL_GPIO1 (0 << 4) // Default value
#define JD_SEL_GPIO2 (1 << 4)
#define JD_SEL_GPIO3 (2 << 4)
// R10 REG_DAC
#define SOFTMUTE (1 << 6)
#define DACOSR128 (1 << 3)
#define AMUTE (1 << 2)
#define DACPOLR (1 << 1)
#define DACPOLL (1)
// R11 & R12 REG_LEFT_DAC_VOL & REG_RIGHT_DAC_VOL
#define DACVU (1 << 8)
#define DACVOL_POS (0)
#define DACVOL_MASK (0xFF)
// R13 REG_JACK_DETECT2
#define JD_OUT4_EN1 (1 << 7)
#define JD_OUT3_EN1 (1 << 6)
#define JD_OUT2_EN1 (1 << 5)
#define JD_OUT1_EN1 (1 << 4)
#define JD_OUT4_EN0 (1 << 3)
#define JD_OUT3_EN0 (1 << 2)
#define JD_OUT2_EN0 (1 << 1)
#define JD_OUT1_EN0 (1)
// R14 REG_ADC
#define HPFEN (1 << 8)
#define HPFAPP (1 << 7)
#define HPFCUT_POS (4)
#define HPFCUT_MASK (7)
#define HPFCUT_0 (0)
#define HPFCUT_1 (1 << 4)
#define HPFCUT_2 (2 << 4)
#define HPFCUT_3 (3 << 4)
#define HPFCUT_4 (4 << 4)
#define HPFCUT_5 (5 << 4)
#define HPFCUT_6 (6 << 4)
#define HPFCUT_7 (7 << 4)
#define ADCOSR128 (1 << 3)
#define ADCRPOL (1 << 1)
#define ADCLPOL (1)
// R15 & R16 REG_LEFT_ADC_VOL & REG_RIGHT_ADC_VOL
#define ADCVU (1 << 8)
#define ADCVOL_POS (0)
#define ADCVOL_MASK (0xFF)
// R18 REG_EQ1
#define EQ3DMODE_ADC (0)
#define EQ3DMODE_DAC (1 << 8) // Default value
#define EQ1C_80HZ (0)
#define EQ1C_105HZ (1 << 5) // Default value
#define EQ1C_135HZ (2 << 5)
#define EQ1C_175HZ (3 << 5)
// R19 REG_EQ2
#define EQ2BW_NARROW (0) // Default value
#define EQ2BW_WIDE (1 << 8)
#define EQ2C_230HZ (0)
#define EQ2C_300HZ (1 << 5) // Default value
#define EQ2C_385HZ (2 << 5)
#define EQ2C_500HZ (3 << 5)
// R20 REG_EQ3
#define EQ3BW_NARROW (0) // Default value
#define EQ3BW_WIDE (1 << 8)
#define EQ3C_650HZ (0)
#define EQ3C_850HZ (1 << 5) // Default value
#define EQ3C_1_1KHZ (2 << 5)
#define EQ3C_1_4KHZ (3 << 5)
// R21 REG_EQ4
#define EQ4BW_NARROW (0) // Default value
#define EQ4BW_WIDE (1 << 8)
#define EQ4C_1_8KHZ (0)
#define EQ4C_2_4KHZ (1 << 5) // Default value
#define EQ4C_3_2KHZ (2 << 5)
#define EQ4C_4_1KHZ (3 << 5)
// R22 REG_EQ5
#define EQ5C_5_3KHZ (0)
#define EQ5C_6_9KHZ (1 << 5) // Default value
#define EQ5C_9KHZ (2 << 5)
#define EQ5C_11_7KHZ (3 << 5)
// R18 - R22
#define EQC_POS (5)
#define EQC_MASK (3)
#define EQG_POS (0)
#define EQG_MASK (31)
// R24 REG_DAC_LIMITER1
#define LIMEN (1 << 8)
#define LIMDCY_POS (4)
#define LIMDCY_MASK (15)
#define LIMDCY_750US (0)
#define LIMDCY_1_5MS (1 << 4)
#define LIMDCY_3MS (2 << 4)
#define LIMDCY_6MS (3 << 4) // Default value
#define LIMDCY_12MS (4 << 4)
#define LIMDCY_24MS (5 << 4)
#define LIMDCY_48MS (6 << 4)
#define LIMDCY_96MS (7 << 4)
#define LIMDCY_192MS (8 << 4)
#define LIMDCY_384MS (9 << 4)
#define LIMDCY_768MS (10 << 4)
#define LIMATK_POS (0)
#define LIMATK_MASK (15)
#define LIMATK_94US (0)
#define LIMATK_188US (1)
#define LIMATK_375US (2) // Default value
#define LIMATK_750US (3)
#define LIMATK_1_5MS (4)
#define LIMATK_3MS (5)
#define LIMATK_6MS (6)
#define LIMATK_12MS (7)
#define LIMATK_24MS (8)
#define LIMATK_48MS (9)
#define LIMATK_96MS (10)
#define LIMATK_192MS (11)
// R25 REG_DAC_LIMITER2
#define LIMLVL_POS (4)
#define LIMLVL_MASK (7)
#define LIMLVL_N1DB (0) // Default value
#define LIMLVL_N2DB (1 << 4)
#define LIMLVL_N3DB (2 << 4)
#define LIMLVL_N4DB (3 << 4)
#define LIMLVL_N5DB (4 << 4)
#define LIMLVL_N6DB (5 << 4)
#define LIMBOOST_POS (0)
#define LIMBOOST_MASK (15)
#define LIMBOOST_0DB (0)
#define LIMBOOST_1DB (1)
#define LIMBOOST_2DB (2)
#define LIMBOOST_3DB (3)
#define LIMBOOST_4DB (4)
#define LIMBOOST_5DB (5)
#define LIMBOOST_6DB (6)
#define LIMBOOST_7DB (7)
#define LIMBOOST_8DB (8)
#define LIMBOOST_9DB (9)
#define LIMBOOST_10DB (10)
#define LIMBOOST_11DB (11)
#define LIMBOOST_12DB (12)
// R27 - R30 REG_NOTCH_FILTER1 - REG_NOTCH_FILTER4
#define NFU (1 << 8)
#define NFEN (1 << 7)
#define NFA_POS (0)
#define NFA_MASK (127)
// R32 REG_ALC1
#define ALCSEL_OFF (0) // Default value
#define ALCSEL_RIGHT_ONLY (1 << 7)
#define ALCSEL_LEFT_ONLY (2 << 7)
#define ALCSEL_BOTH_ON (3 << 7)
#define ALCMAXGAIN_POS (3)
#define ALCMAXGAIN_MASK (7)
#define ALCMAXGAIN_N6_75DB (0)
#define ALCMAXGAIN_N0_75DB (1 << 3)
#define ALCMAXGAIN_5_25DB (2 << 3)
#define ALCMAXGAIN_11_25DB (3 << 3)
#define ALCMAXGAIN_17_25DB (4 << 3)
#define ALCMAXGAIN_23_25DB (5 << 3)
#define ALCMAXGAIN_29_25DB (6 << 3)
#define ALCMAXGAIN_35_25DB (7 << 3) // Default value
#define ALCMINGAIN_POS (0)
#define ALCMINGAIN_MASK (7)
#define ALCMINGAIN_N12DB (0) // Default value
#define ALCMINGAIN_N6DB (1)
#define ALCMINGAIN_0DB (2)
#define ALCMINGAIN_6DB (3)
#define ALCMINGAIN_12DB (4)
#define ALCMINGAIN_18DB (5)
#define ALCMINGAIN_24DB (6)
#define ALCMINGAIN_30DB (7)
// R33 REG_ALC2
#define ALCHLD_POS (4)
#define ALCHLD_MASK (15)
#define ALCHLD_0MS (0) // Default value
#define ALCHLD_2_67MS (1 << 4)
#define ALCHLD_5_33MS (2 << 4)
#define ALCHLD_10_67MS (3 << 4)
#define ALCHLD_21_33MS (4 << 4)
#define ALCHLD_42_67MS (5 << 4)
#define ALCHLD_85_33MS (6 << 4)
#define ALCHLD_170_67MS (7 << 4)
#define ALCHLD_341_33MS (8 << 4)
#define ALCHLD_682_67MS (9 << 4)
#define ALCHLD_1_36S (10 << 4)
#define ALCLVL_POS (0)
#define ALCLVL_MASK (15)
#define ALCLVL_N22_5DBFS (0)
#define ALCLVL_N21DBFS (1)
#define ALCLVL_N19_5DBFS (2)
#define ALCLVL_N18DBFS (3)
#define ALCLVL_N16_5DBFS (4)
#define ALCLVL_N15DBFS (5)
#define ALCLVL_N13_5DBFS (6)
#define ALCLVL_N12DBFS (7)
#define ALCLVL_N10_5DBFS (8)
#define ALCLVL_N9DBFS (9)
#define ALCLVL_N7_5DBFS (10)
#define ALCLVL_N6DBFS (11) // Default value
#define ALCLVL_N4_5DBFS (12)
#define ALCLVL_N3DBFS (13)
#define ALCLVL_N1_5DBFS (14)
// R34 REG_ALC3
#define ALCMODE_ALC (0) // Default value
#define ALCMODE_LIMITER (1 << 8)
#define ALCDCY_POS (4)
#define ALCDCY_MASK (15)
#define ALCDCY_0 (0)
#define ALCDCY_1 (1 << 4)
#define ALCDCY_2 (2 << 4)
#define ALCDCY_3 (3 << 4) // Default value
#define ALCDCY_4 (4 << 4)
#define ALCDCY_5 (5 << 4)
#define ALCDCY_6 (6 << 4)
#define ALCDCY_7 (7 << 4)
#define ALCDCY_8 (8 << 4)
#define ALCDCY_9 (9 << 4)
#define ALCDCY_10 (10 << 4)
#define ALCATK_POS (0)
#define ALCATK_MASK (15)
#define ALCATK_0 (0)
#define ALCATK_1 (1)
#define ALCATK_2 (2) // Default value
#define ALCATK_3 (3)
#define ALCATK_4 (4)
#define ALCATK_5 (5)
#define ALCATK_6 (6)
#define ALCATK_7 (7)
#define ALCATK_8 (8)
#define ALCATK_9 (9)
#define ALCATK_10 (10)
// R35 REG_NOISE_GATE
#define NGEN (1 << 3)
#define NGTH_POS (0)
#define NGTH_MASK (7)
#define NGTH_N39DB (0) // Default value
#define NGTH_N45DB (1)
#define NGTH_N51DB (2)
#define NGTH_N57DB (3)
#define NGTH_N63DB (4)
#define NGTH_N69DB (5)
#define NGTH_N75DB (6)
#define NGTH_N81DB (7)
// R36 REG_PLL_N
#define PLLPRESCALE (1 << 4)
#define PLLN_POS (0)
#define PLLN_MASK (15)
// R37 - R39 REG_PLL_K1 - REG_PLL_K3
#define PLLK1_POS (0)
#define PLLK1_MASK (63)
#define PLLK2_POS (0)
#define PLLK2_MASK (511)
#define PLLK3_POS (0)
#define PLLK3_MASK (511)
// R41 REG_3D
#define DEPTH3D_POS (0)
#define DEPTH3D_MASK (15)
#define DEPTH3D_0 (0) // Default value
#define DEPTH3D_6_67 (1)
#define DEPTH3D_13_33 (2)
#define DEPTH3D_20 (3)
#define DEPTH3D_26_67 (4)
#define DEPTH3D_33_33 (5)
#define DEPTH3D_40 (6)
#define DEPTH3D_46_67 (7)
#define DEPTH3D_53_33 (8)
#define DEPTH3D_60 (9)
#define DEPTH3D_66_67 (10)
#define DEPTH3D_73_33 (11)
#define DEPTH3D_80 (12)
#define DEPTH3D_86_67 (13)
#define DEPTH3D_93_33 (14)
#define DEPTH3D_100 (15)
// R43 REG_BEEP
#define MUTERPGA2INV (1 << 5)
#define INVROUT2 (1 << 4)
#define BEEPVOL_POS (1)
#define BEEPVOL_MASK (7)
#define BEEPVOL_N15DB (0)
#define BEEPVOL_N12DB (1 << 1)
#define BEEPVOL_N9DB (2 << 1)
#define BEEPVOL_N6DB (3 << 1)
#define BEEPVOL_N3DB (4 << 1)
#define BEEPVOL_0DB (5 << 1)
#define BEEPVOL_3DB (6 << 1)
#define BEEPVOL_6DB (7 << 1)
#define BEEPEN (1)
// R44 REG_INPUT
#define MBVSEL_0_9AVDD (0) // Default value
#define MBVSEL_0_65AVDD (1 << 8)
#define R2_2INPVGA (1 << 6)
#define RIN2INPVGA (1 << 5) // Default value
#define RIP2INPVGA (1 << 4) // Default value
#define L2_2INPVGA (1 << 2)
#define LIN2INPVGA (1 << 1) // Default value
#define LIP2INPVGA (1) // Default value
// R45 REG_LEFT_PGA_GAIN
#define INPPGAUPDATE (1 << 8)
#define INPPGAZCL (1 << 7)
#define INPPGAMUTEL (1 << 6)
// R46 REG_RIGHT_PGA_GAIN
#define INPPGAZCR (1 << 7)
#define INPPGAMUTER (1 << 6)
// R45 - R46
#define INPPGAVOL_POS (0)
#define INPPGAVOL_MASK (63)
// R47 REG_LEFT_ADC_BOOST
#define PGABOOSTL (1 << 8) // Default value
#define L2_2BOOSTVOL_POS (4)
#define L2_2BOOSTVOL_MASK (7)
#define L2_2BOOSTVOL_DISABLED (0) // Default value
#define L2_2BOOSTVOL_N12DB (1 << 4)
#define L2_2BOOSTVOL_N9DB (2 << 4)
#define L2_2BOOSTVOL_N6DB (3 << 4)
#define L2_2BOOSTVOL_N3DB (4 << 4)
#define L2_2BOOSTVOL_0DB (5 << 4)
#define L2_2BOOSTVOL_3DB (6 << 4)
#define L2_2BOOSTVOL_6DB (7 << 4)
#define AUXL2BOOSTVOL_POS (0)
#define AUXL2BOOSTVOL_MASK (7)
#define AUXL2BOOSTVOL_DISABLED (0) // Default value
#define AUXL2BOOSTVOL_N12DB (1)
#define AUXL2BOOSTVOL_N9DB (2)
#define AUXL2BOOSTVOL_N6DB (3)
#define AUXL2BOOSTVOL_N3DB (4)
#define AUXL2BOOSTVOL_0DB (5)
#define AUXL2BOOSTVOL_3DB (6)
#define AUXL2BOOSTVOL_6DB (7)
// R48 REG_RIGHT_ADC_BOOST
#define PGABOOSTR (1 << 8) // Default value
#define R2_2BOOSTVOL_POS (4)
#define R2_2BOOSTVOL_MASK (7)
#define R2_2BOOSTVOL_DISABLED (0) // Default value
#define R2_2BOOSTVOL_N12DB (1 << 4)
#define R2_2BOOSTVOL_N9DB (2 << 4)
#define R2_2BOOSTVOL_N6DB (3 << 4)
#define R2_2BOOSTVOL_N3DB (4 << 4)
#define R2_2BOOSTVOL_0DB (5 << 4)
#define R2_2BOOSTVOL_3DB (6 << 4)
#define R2_2BOOSTVOL_6DB (7 << 4)
#define AUXR2BOOSTVOL_POS (0)
#define AUXR2BOOSTVOL_MASK (7)
#define AUXR2BOOSTVOL_DISABLED (0) // Default value
#define AUXR2BOOSTVOL_N12DB (1)
#define AUXR2BOOSTVOL_N9DB (2)
#define AUXR2BOOSTVOL_N6DB (3)
#define AUXR2BOOSTVOL_N3DB (4)
#define AUXR2BOOSTVOL_0DB (5)
#define AUXR2BOOSTVOL_3DB (6)
#define AUXR2BOOSTVOL_6DB (7)
// R49 REG_OUTPUT
#define DACL2RMIX (1 << 6)
#define DACR2LMIX (1 << 5)
#define OUT4BOOST (1 << 4)
#define OUT3BOOST (1 << 3)
#define SPKBOOST (1 << 2)
#define TSDEN (1 << 1)
#define VROI (1)
// R50 REG_LEFT_MIXER
#define AUXLMIXVOL_POS (6)
#define AUXLMIXVOL_MASK (7)
#define AUXLMIXVOL_N15DB (0) // Default value
#define AUXLMIXVOL_N12DB (1 << 6)
#define AUXLMIXVOL_N9DB (2 << 6)
#define AUXLMIXVOL_N6DB (3 << 6)
#define AUXLMIXVOL_N3DB (4 << 6)
#define AUXLMIXVOL_0DB (5 << 6)
#define AUXLMIXVOL_3DB (6 << 6)
#define AUXLMIXVOL_6DB (7 << 6)
#define AUXL2LMIX (1 << 5)
#define BYPLMIXVOL_POS (2)
#define BYPLMIXVOL_MASK (7)
#define BYPLMIXVOL_N15DB (0) // Default value
#define BYPLMIXVOL_N12DB (1 << 2)
#define BYPLMIXVOL_N9DB (2 << 2)
#define BYPLMIXVOL_N6DB (3 << 2)
#define BYPLMIXVOL_N3DB (4 << 2)
#define BYPLMIXVOL_0DB (5 << 2)
#define BYPLMIXVOL_3DB (6 << 2)
#define BYPLMIXVOL_6DB (7 << 2)
#define BYPL2LMIX (1 << 1)
#define DACL2LMIX (1)
// R51 REG_RIGHT_MIXER
#define AUXRMIXVOL_POS (6)
#define AUXRMIXVOL_MASK (7)
#define AUXRMIXVOL_N15DB (0) // Default value
#define AUXRMIXVOL_N12DB (1 << 6)
#define AUXRMIXVOL_N9DB (2 << 6)
#define AUXRMIXVOL_N6DB (3 << 6)
#define AUXRMIXVOL_N3DB (4 << 6)
#define AUXRMIXVOL_0DB (5 << 6)
#define AUXRMIXVOL_3DB (6 << 6)
#define AUXRMIXVOL_6DB (7 << 6)
#define AUXR2RMIX (1 << 5)
#define BYPRMIXVOL_POS (2)
#define BYPRMIXVOL_MASK (7)
#define BYPRMIXVOL_N15DB (0) // Default value
#define BYPRMIXVOL_N12DB (1 << 2)
#define BYPRMIXVOL_N9DB (2 << 2)
#define BYPRMIXVOL_N6DB (3 << 2)
#define BYPRMIXVOL_N3DB (4 << 2)
#define BYPRMIXVOL_0DB (5 << 2)
#define BYPRMIXVOL_3DB (6 << 2)
#define BYPRMIXVOL_6DB (7 << 2)
#define BYPR2RMIX (1 << 1)
#define DACR2RMIX (1)
// R52 - R55 REG_LOUT1_VOL - REG_ROUT2_VOL
#define HPVU (1 << 8)
#define SPKVU (1 << 8)
#define LOUT1ZC (1 << 7)
#define LOUT1MUTE (1 << 6)
#define ROUT1ZC (1 << 7)
#define ROUT1MUTE (1 << 6)
#define LOUT2ZC (1 << 7)
#define LOUT2MUTE (1 << 6)
#define ROUT2ZC (1 << 7)
#define ROUT2MUTE (1 << 6)
#define VOL_POS (0)
#define VOL_MASK (63)
// R56 REG_OUT3_MIXER
#define OUT3MUTE (1 << 6)
#define OUT4_2OUT3 (1 << 3)
#define BYPL2OUT3 (1 << 2)
#define LMIX2OUT3 (1 << 1)
#define LDAC2OUT3 (1)
// R57 REG_OUT4_MIXER
#define OUT4MUTE (1 << 6)
#define HALFSIG (1 << 5)
#define LMIX2OUT4 (1 << 4)
#define LDAC2OUT4 (1 << 3)
#define BYPR2OUT4 (1 << 2)
#define RMIX2OUT4 (1 << 1)
#define RDAC2OUT4 (1)
static rt_uint16_t wm8978_regval_tbl[58] =
{
0X0000, 0X0000, 0X0000, 0X0000, 0X0050, 0X0000, 0X0140, 0X0000,
0X0000, 0X0000, 0X0000, 0X00FF, 0X00FF, 0X0000, 0X0100, 0X00FF,
0X00FF, 0X0000, 0X012C, 0X002C, 0X002C, 0X002C, 0X002C, 0X0000,
0X0032, 0X0000, 0X0000, 0X0000, 0X0000, 0X0000, 0X0000, 0X0000,
0X0038, 0X000B, 0X0032, 0X0000, 0X0008, 0X000C, 0X0093, 0X00E9,
0X0000, 0X0000, 0X0000, 0X0000, 0X0003, 0X0010, 0X0010, 0X0100,
0X0100, 0X0002, 0X0001, 0X0001, 0X0039, 0X0039, 0X0039, 0X0039,
0X0001, 0X0001
};
static void wm8978_write_reg(struct rt_i2c_bus_device *dev, rt_uint16_t s_data)
{
struct rt_i2c_msg msg;
rt_uint8_t send_buffer[2];
RT_ASSERT(dev != RT_NULL);
/* store temp */
wm8978_regval_tbl[s_data >> 9] = s_data & 0x1FF;
send_buffer[0] = (rt_uint8_t)(s_data >> 8);
send_buffer[1] = (rt_uint8_t)(s_data);
msg.addr = 0x1A;
msg.flags = RT_I2C_WR;
msg.len = 2;
msg.buf = send_buffer;
rt_i2c_transfer(dev, &msg, 1);
}
static rt_uint16_t wm8978_read_reg(struct rt_i2c_bus_device *dev, rt_uint16_t reg)
{
return wm8978_regval_tbl[reg >> 9];
}
/**
* @brief Init WM8978 Codec device.
* @param dev: I2C device handle
* @retval RT_EOK if correct communication, else wrong communication
*/
void wm8978_player_start(struct rt_i2c_bus_device *dev)
{
wm8978_reset(dev);
/* 1.5x boost power up sequence,Mute all outputs. */
wm8978_write_reg(dev, REG_LOUT1_VOL | LOUT1MUTE);
wm8978_write_reg(dev, REG_ROUT1_VOL | ROUT1MUTE);
wm8978_write_reg(dev, REG_LOUT2_VOL | LOUT2MUTE);
wm8978_write_reg(dev, REG_ROUT2_VOL | ROUT2MUTE);
/* Enable unused output chosen from L/ROUT2, OUT3 or OUT4. */
wm8978_write_reg(dev, REG_POWER_MANAGEMENT3 | OUT4EN);
/* Set BUFDCOPEN=1, BIASEN=1 and BUFIOEN=1 in register R1 */
wm8978_write_reg(dev, REG_POWER_MANAGEMENT1 | BUFDCOPEN | BUFIOEN | BIASEN);
/* Set SPKBOOST=1 in register R49. */
wm8978_write_reg(dev, REG_OUTPUT | SPKBOOST);
/* Set VMIDSEL[1:0] to required value in register R1. */
wm8978_write_reg(dev, REG_POWER_MANAGEMENT1 | BUFDCOPEN | BUFIOEN | VMIDSEL_75K);
/* Set L/RMIXEN=1 and DACENL/R=1 in register R3.*/
wm8978_write_reg(dev, REG_POWER_MANAGEMENT3 | LMIXEN | RMIXEN | DACENL | DACENR);
/* Set BIASEN=1 in register R1. */
wm8978_write_reg(dev, REG_POWER_MANAGEMENT1 | BUFDCOPEN | BUFIOEN | VMIDSEL_75K);
/* Set L/ROUT2EN=1 in register R3. */
wm8978_write_reg(dev, REG_POWER_MANAGEMENT3 | LMIXEN | RMIXEN | DACENL | DACENR | LOUT2EN | ROUT2EN);
/* Enable other outputs as required. */
wm8978_write_reg(dev, REG_POWER_MANAGEMENT2 | LOUT1EN | ROUT1EN | BOOSTENL | BOOSTENR | INPPGAENL | INPPGAENR);
wm8978_write_reg(dev, REG_POWER_MANAGEMENT2 | LOUT1EN | ROUT1EN | BOOSTENL | BOOSTENR | INPPGAENL | INPPGAENR | ADCENL | ADCENR);
/* Digital inferface setup. */
wm8978_write_reg(dev, REG_AUDIO_INTERFACE | BCP_NORMAL | LRP_NORMAL | WL_16BITS | FMT_I2S);
wm8978_write_reg(dev, REG_ADDITIONAL | WM_SR_8KHZ);
wm8978_write_reg(dev, REG_POWER_MANAGEMENT1 | BUFDCOPEN | BUFIOEN | VMIDSEL_75K | MICBEN | BIASEN);
wm8978_write_reg(dev, REG_CLOCK_GEN | CLKSEL_MCLK | MCLK_DIV1);
/* Enable DAC 128x oversampling. */
wm8978_write_reg(dev, REG_DAC | DACOSR128);
/* Set LOUT2/ROUT2 in BTL operation. */
wm8978_write_reg(dev, REG_BEEP | INVROUT2);
wm8978_DAC_enabled(dev, 1);
/* Set output volume. */
wm8978_set_volume(dev, 50);
}
void wm8978_record_start(struct rt_i2c_bus_device *dev)
{
wm8978_write_reg(dev, REG_POWER_MANAGEMENT1 | MICBEN | BIASEN | VMIDSEL_5K);
wm8978_write_reg(dev, REG_POWER_MANAGEMENT2 | ROUT1EN | LOUT1EN | BOOSTENR | BOOSTENL);
wm8978_write_reg(dev, REG_POWER_MANAGEMENT3 | LOUT2EN | ROUT2EN | RMIXEN | LMIXEN);
/* mclk be supplied by outside */
wm8978_write_reg(dev, REG_CLOCK_GEN);
wm8978_write_reg(dev, (REG_BEEP | BEEPVOL_N3DB));
wm8978_write_reg(dev, (REG_LEFT_ADC_BOOST | PGABOOSTL));
wm8978_write_reg(dev, (REG_RIGHT_ADC_BOOST | PGABOOSTR));
wm8978_write_reg(dev, (REG_OUTPUT | TSDEN | SPKBOOST));
wm8978_write_reg(dev, (REG_DAC | RMIXEN));
wm8978_write_reg(dev, (REG_ADC | ADCOSR128));
wm8978_ADC_enabled(dev, 1);
wm8978_DAC_enabled(dev, 0);
wm8978_mic_enabled(dev, 1);
wm8978_linein_enabled(dev, 1);
wm8978_aux_enabled(dev, 0);
wm8978_output_set(dev, 0, 0);
wm8978_aux_gain(dev, 5);
wm8978_mic_gain(dev, 50);
}
rt_err_t wm8978_init(struct rt_i2c_bus_device *dev)
{
wm8978_reset(dev);
wm8978_write_reg(dev, REG_POWER_MANAGEMENT1 | MICBEN | BIASEN | VMIDSEL_5K);
wm8978_write_reg(dev, REG_POWER_MANAGEMENT2 | ROUT1EN | LOUT1EN | BOOSTENR | BOOSTENL);
wm8978_write_reg(dev, REG_POWER_MANAGEMENT3 | LOUT2EN | ROUT2EN | RMIXEN | LMIXEN);
/* mclk be supplied by outside */
wm8978_write_reg(dev, REG_CLOCK_GEN);
wm8978_write_reg(dev, (REG_BEEP | BEEPVOL_N3DB));
wm8978_write_reg(dev, (REG_LEFT_ADC_BOOST | PGABOOSTL));
wm8978_write_reg(dev, (REG_RIGHT_ADC_BOOST | PGABOOSTR));
wm8978_write_reg(dev, (REG_OUTPUT | TSDEN | SPKBOOST));
wm8978_write_reg(dev, (REG_DAC | RMIXEN));
wm8978_write_reg(dev, (REG_ADC | ADCOSR128));
wm8978_interface_cfg(dev, I2S_FOMAT_SELECT, 16);
wm8978_mic_enabled(dev, 0);
return RT_EOK;
}
void wm8978_DAC_enabled(struct rt_i2c_bus_device *dev, rt_bool_t bool)
{
rt_uint16_t value;
value = wm8978_read_reg(dev, REG_POWER_MANAGEMENT3);
bool ? (value |= 3) : (value &= ~3);
wm8978_write_reg(dev, REG_POWER_MANAGEMENT3 | value);
}
void wm8978_ADC_enabled(struct rt_i2c_bus_device *dev, rt_bool_t bool)
{
rt_uint16_t value;
value = wm8978_read_reg(dev, REG_POWER_MANAGEMENT2);
bool ? (value |= 3) : (value &= ~3);
wm8978_write_reg(dev, REG_POWER_MANAGEMENT2 | value);
}
void wm8978_mic_enabled(struct rt_i2c_bus_device *dev, rt_bool_t bool)
{
rt_uint16_t value;
value = wm8978_read_reg(dev, REG_POWER_MANAGEMENT2);
bool ? (value |= 3 << 2) : (value &= ~(3 << 2));
wm8978_write_reg(dev, REG_POWER_MANAGEMENT2 | value);
value = wm8978_read_reg(dev, REG_INPUT);
bool ? (value |= 3 << 4 | 3) : (value &= ~(3 << 4 | 3));
wm8978_write_reg(dev, REG_INPUT | value);
}
void wm8978_linein_gain(struct rt_i2c_bus_device *dev, rt_uint8_t value)
{
rt_uint16_t regval;
value &= 0x7;
/* set left boost */
regval = wm8978_read_reg(dev, REG_LEFT_ADC_BOOST);
regval &= ~(7 << 4);
wm8978_write_reg(dev, REG_LEFT_ADC_BOOST | regval | value << 4);
/* set right boost */
regval = wm8978_read_reg(dev, REG_RIGHT_ADC_BOOST);
regval &= ~(7 << 4);
wm8978_write_reg(dev, REG_RIGHT_ADC_BOOST | regval | value << 4);
}
void wm8978_aux_gain(struct rt_i2c_bus_device *dev, rt_uint8_t value)
{
rt_uint16_t regval;
value &= 0x7;
/* set left boost */
regval = wm8978_read_reg(dev, REG_LEFT_ADC_BOOST);
regval &= ~(7 << 0);
wm8978_write_reg(dev, REG_LEFT_ADC_BOOST | regval | value << 0);
/* set right boost */
regval = wm8978_read_reg(dev, REG_RIGHT_ADC_BOOST);
regval &= ~(7 << 0);
wm8978_write_reg(dev, REG_RIGHT_ADC_BOOST | regval | value << 0);
}
void wm8978_mic_gain(struct rt_i2c_bus_device *dev, rt_uint8_t gain)
{
gain &= 0X3F;
wm8978_write_reg(dev, REG_LEFT_PGA_GAIN | gain);
wm8978_write_reg(dev, REG_RIGHT_PGA_GAIN | gain | 1 << 8);
}
void wm8978_linein_enabled(struct rt_i2c_bus_device *dev, rt_bool_t bool)
{
wm8978_linein_gain(dev, (bool ? L2_2BOOSTVOL_0DB : 0));
}
void wm8978_aux_enabled(struct rt_i2c_bus_device *dev, rt_bool_t bool)
{
wm8978_linein_gain(dev, (bool ? AUXL2BOOSTVOL_6DB : 0));
}
void wm8978_output_set(struct rt_i2c_bus_device *dev, rt_bool_t dacen, rt_bool_t bypass)
{
rt_uint16_t regval = 0;
if (dacen)
{
regval |= 1 << 0;
}
if (bypass)
{
regval |= 1 << 1;
regval |= 5 << 2;
}
wm8978_write_reg(dev, REG_LEFT_MIXER | regval);
wm8978_write_reg(dev, REG_RIGHT_MIXER | regval);
}
void wm8978_hpvol_set(struct rt_i2c_bus_device *dev, rt_uint8_t volume)
{
volume &= 0X3F;
if (volume == 0)
{
volume |= 1 << 6;//mute mode
}
wm8978_write_reg(dev, REG_LOUT1_VOL | volume);
wm8978_write_reg(dev, REG_ROUT1_VOL | volume | (1 << 8));
}
void wm8978_spkvol_set(struct rt_i2c_bus_device *dev, rt_uint8_t volume)
{
volume &= 0X3F;
if (volume == 0)
{
volume |= 1 << 6;//mute mode
}
wm8978_write_reg(dev, REG_LOUT2_VOL | volume);
wm8978_write_reg(dev, REG_ROUT2_VOL | volume | (1 << 8));
}
/**
* @brief Set WM8978 DAC volume level.
* @param dev: I2C device handle
* @param vol: volume level(0 ~ 99)
* @retval RT_EOK if correct communication, else wrong communication
*/
int wm8978_set_volume(struct rt_i2c_bus_device *dev, int vol)
{
vol = 63 * vol / 100;
vol = (vol & VOL_MASK) << VOL_POS;
wm8978_write_reg(dev, REG_LOUT1_VOL | vol);
wm8978_write_reg(dev, REG_ROUT1_VOL | HPVU | vol);
wm8978_write_reg(dev, REG_LOUT2_VOL | vol);
wm8978_write_reg(dev, REG_ROUT2_VOL | SPKVU | vol);
return RT_EOK;
}
void wm8978_interface_cfg(struct rt_i2c_bus_device *dev, enum data_fomat_select fmt, rt_uint32_t bitBand)
{
rt_uint16_t temp = 0;
switch (fmt)
{
case RIGHT_FOMAT_SELECT:
temp = FMT_RIGHT_JUSTIFIED;
break;
case LEFT_FOMAT_SELECT:
temp = FMT_LEFT_JUSTIFIED;
break;
case I2S_FOMAT_SELECT:
temp = FMT_I2S;
break;
case PCM_FOMAT_SELECT:
temp = FMT_PCM;
break;
default:
break;
}
switch (bitBand)
{
case 16:
temp |= WL_16BITS;
break;
case 20:
temp |= WL_20BITS;
break;
case 24:
temp |= WL_24BITS;
break;
case 32:
temp |= WL_32BITS;
break;
default:
break;
}
wm8978_write_reg(dev, REG_AUDIO_INTERFACE | temp);
}
void wm8978_reset(struct rt_i2c_bus_device *dev)
{
wm8978_write_reg(dev, REG_SOFTWARE_RESET);
}
void wm8978_mute_enabled(struct rt_i2c_bus_device *dev, rt_bool_t enable)
{
wm8978_write_reg(dev, REG_POWER_MANAGEMENT1 | (enable ? BIASEN : 0));
}
rt_err_t wm8978_set_EQ1(struct rt_i2c_bus_device *dev, rt_uint8_t freq, rt_uint8_t gain)
{
rt_uint16_t temp = 0;
if (freq > 3 || gain > 24)
{
return -RT_ERROR;
}
switch (freq)
{
case 0:
temp = EQ1C_80HZ;
break;
case 1:
temp = EQ1C_105HZ;
break;
case 2:
temp = EQ1C_135HZ;
break;
case 3:
temp = EQ1C_175HZ;
break;
default:
break;
}
/* 0 - 24 as -12~+12dB */
gain = 24 - gain;
temp |= gain;
wm8978_write_reg(dev, REG_EQ1 | temp);
return RT_EOK;
}
rt_err_t wm8978_set_EQ2(struct rt_i2c_bus_device *dev, rt_uint8_t freq, rt_uint8_t gain)
{
rt_uint16_t temp = 0;
if (freq > 3 || gain > 24)
{
return -RT_ERROR;
}
switch (freq)
{
case 0:
temp = EQ2C_230HZ;
break;
case 1:
temp = EQ2C_300HZ;
break;
case 2:
temp = EQ2C_385HZ;
break;
case 3:
temp = EQ2C_500HZ;
break;
default:
break;
}
/* 0 - 24 as -12~+12dB */
gain = 24 - gain;
temp |= gain;
wm8978_write_reg(dev, REG_EQ2 | temp);
return RT_EOK;
}
rt_err_t wm8978_set_EQ3(struct rt_i2c_bus_device *dev, rt_uint8_t freq, rt_uint8_t gain)
{
rt_uint16_t temp = 0;
if (freq > 3 || gain > 24)
{
return -RT_ERROR;
}
switch (freq)
{
case 0:
temp = EQ3C_650HZ;
break;
case 1:
temp = EQ3C_850HZ;
break;
case 2:
temp = EQ3C_1_1KHZ;
break;
case 3:
temp = EQ3C_1_4KHZ;
break;
default:
break;
}
/* 0 - 24 as -12~+12dB */
gain = 24 - gain;
temp |= gain;
wm8978_write_reg(dev, REG_EQ3 | temp);
return RT_EOK;
}
rt_err_t wm8978_set_EQ4(struct rt_i2c_bus_device *dev, rt_uint8_t freq, rt_uint8_t gain)
{
rt_uint16_t temp = 0;
if (freq > 3 || gain > 24)
{
return -RT_ERROR;
}
switch (freq)
{
case 0:
temp = EQ4C_1_8KHZ;
break;
case 1:
temp = EQ4C_2_4KHZ;
break;
case 2:
temp = EQ4C_3_2KHZ;
break;
case 3:
temp = EQ4C_4_1KHZ;
break;
default:
break;
}
/* 0 - 24 as -12~+12dB */
gain = 24 - gain;
temp |= gain;
wm8978_write_reg(dev, REG_EQ4 | temp);
return RT_EOK;
}
rt_err_t wm8978_set_EQ5(struct rt_i2c_bus_device *dev, rt_uint8_t freq, rt_uint8_t gain)
{
rt_uint16_t temp = 0;
if (freq > 3 || gain > 24)
{
return -RT_ERROR;
}
switch (freq)
{
case 0:
temp = EQ5C_5_3KHZ;
break;
case 1:
temp = EQ5C_6_9KHZ;
break;
case 2:
temp = EQ5C_9KHZ;
break;
case 3:
temp = EQ5C_11_7KHZ;
break;
default:
break;
}
/* 0 - 24 as -12~+12dB */
gain = 24 - gain;
temp |= gain;
wm8978_write_reg(dev, REG_EQ5 | temp);
return RT_EOK;
}
void wm8978_3D_Set(struct rt_i2c_bus_device *dev, rt_uint8_t depth)
{
wm8978_write_reg(dev, REG_3D | (depth & 0xf));
}