drivers: add TLV320AIC3104 codec driver
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commit df89a47c11d4d7db368f0536c0df18e87e5791fc Author: Aidan MacDonald <[email protected]> Date: Tue Feb 17 11:05:55 2026 +0000 drivers: add TLV320AIC3104 codec driver Change-Id: Ic8825fc8f057c28316e9f7cb6af3dd34e8200d48 diff --git a/firmware/SOURCES b/firmware/SOURCES index 195b5e0caa..8ff0c20a9c 100644 --- a/firmware/SOURCES +++ b/firmware/SOURCES @@ -585,6 +585,8 @@ drivers/audio/cs42l55.c drivers/audio/rk27xx_codec.c #elif defined(HAVE_AIC3X) drivers/audio/aic3x.c +#elif defined(HAVE_AIC310X) +drivers/audio/aic310x.c #elif defined (HAVE_DUMMY_CODEC) drivers/audio/dummy_codec.c #elif defined (HAVE_DF1704_CODEC) diff --git a/firmware/drivers/audio/aic310x.c b/firmware/drivers/audio/aic310x.c new file mode 100644 index 0000000000..3f96f0b2a0 --- /dev/null +++ b/firmware/drivers/audio/aic310x.c @@ -0,0 +1,112 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Copyright (C) 2026 Aidan MacDonald + * + * 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; either version 2 + * of the License, or (at your option) any later version. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ +#include "aic310x.h" +#include "system.h" + +/* Call with mutex held */ +static int aic310x_set_page(struct aic310x *codec, uint8_t page) +{ + if (codec->current_page == page) + return 0; + + codec->current_page = page; + + int err = codec->write_multiple(AIC310X_PAGE_SELECT, &codec->current_page, 1); + if (err) + { + /* Clear current page on error */ + codec->current_page = 0xFF; + } + + return err; +} + +static int aic310x_readwrite_multiple(struct aic310x *codec, bool write, + uint8_t reg, uint8_t *data, size_t count) +{ + mutex_lock(&codec->lock); + + uint8_t reg_page = AIC310X_REG_PAGE(reg); + uint8_t reg_addr = AIC310X_REG_ADDR(reg); + + int err = aic310x_set_page(codec, reg_page); + if (err) + goto out; + + if (write) + err = codec->write_multiple(reg_addr, data, count); + else + err = codec->read_multiple(reg_addr, data, count); + +out: + mutex_unlock(&codec->lock); + return err; +} + +void aic310x_init(struct aic310x *codec) +{ + mutex_init(&codec->lock); + + /* ensure we issue a page select before any register access */ + codec->current_page = 0xFF; +} + +int aic310x_read_multiple(struct aic310x *codec, + uint8_t reg, uint8_t *data, size_t count) +{ + return aic310x_readwrite_multiple(codec, false, reg, data, count); +} + +int aic310x_write_multiple(struct aic310x *codec, + uint8_t reg, const uint8_t *data, size_t count) +{ + return aic310x_readwrite_multiple(codec, true, reg, (uint8_t *)data, count); +} + +int aic310x_read(struct aic310x *codec, uint8_t reg, uint8_t *value) +{ + return aic310x_read_multiple(codec, reg, value, 1); +} + +int aic310x_write(struct aic310x *codec, uint8_t reg, uint8_t value) +{ + return aic310x_write_multiple(codec, reg, &value, 1); +} + +int aic310x_modify(struct aic310x *codec, + uint8_t reg, uint8_t mask, uint8_t newvalue) +{ + mutex_lock(&codec->lock); + + uint8_t tmp; + int err = aic310x_read(codec, reg, &tmp); + if (err) + goto out; + + tmp &= ~mask; + tmp |= newvalue; + + err = aic310x_write(codec, reg, tmp); + +out: + mutex_unlock(&codec->lock); + return err; +} diff --git a/firmware/export/aic310x.h b/firmware/export/aic310x.h new file mode 100644 index 0000000000..dfb514c6cb --- /dev/null +++ b/firmware/export/aic310x.h @@ -0,0 +1,177 @@ +/*************************************************************************** + * __________ __ ___. + * Open \______ \ ____ ____ | | _\_ |__ _______ ___ + * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / + * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < + * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ + * \/ \/ \/ \/ \/ + * $Id$ + * + * Copyright (C) 2026 Aidan MacDonald + * + * 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; either version 2 + * of the License, or (at your option) any later version. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ****************************************************************************/ +#ifndef __AIC310X_H__ +#define __AIC310X_H__ + +#include "audiohw.h" +#include "mutex.h" +#include <stdint.h> +#include <stddef.h> + +/* I2C address (7-bit address without r/w bit) */ +#define AIC310X_I2C_ADDR 0x18 + +/* Use bit 7 as page indicator */ +#define AIC310X_REG_PAGE_MASK 0x80 +#define AIC310X_REG_ADDR_MASK 0x7F + +/* Get register address / page number */ +#define AIC310X_REG_PAGE(x) ((x) & AIC310X_REG_PAGE_MASK ? 1 : 0) +#define AIC310X_REG_ADDR(x) ((x) & AIC310X_REG_ADDR_MASK) + +/* Create page register address */ +#define AIC310X_PAGE0_REG(x) (x) +#define AIC310X_PAGE1_REG(x) ((x) | AIC310X_REG_PAGE_MASK) + +/* Page 0 registers */ +#define AIC310X_PAGE_SELECT AIC310X_PAGE0_REG(0) +#define AIC310X_SW_RESET AIC310X_PAGE0_REG(1) +#define AIC310X_SAMPLE_RATE_SELECT AIC310X_PAGE0_REG(2) +#define AIC310X_PLL_A AIC310X_PAGE0_REG(3) +#define AIC310X_PLL_B AIC310X_PAGE0_REG(4) +#define AIC310X_PLL_C AIC310X_PAGE0_REG(5) +#define AIC310X_PLL_D AIC310X_PAGE0_REG(6) +#define AIC310X_DATA_PATH AIC310X_PAGE0_REG(7) +#define AIC310X_INTERFACE_CONTROL_A AIC310X_PAGE0_REG(8) +#define AIC310X_INTERFACE_CONTROL_B AIC310X_PAGE0_REG(9) +#define AIC310X_INTERFACE_CONTROL_C AIC310X_PAGE0_REG(10) +#define AIC310X_OVERFLOW_FLAG AIC310X_PAGE0_REG(11) +#define AIC310X_DIGITAL_FILTER_CONTROL AIC310X_PAGE0_REG(12) +#define AIC310X_HEADSET_DETECT_A AIC310X_PAGE0_REG(13) +#define AIC310X_HEADSET_DETECT_B AIC310X_PAGE0_REG(14) +#define AIC310X_LEFT_PGA_GAIN AIC310X_PAGE0_REG(15) +#define AIC310X_RIGHT_PGA_GAIN AIC310X_PAGE0_REG(16) +#define AIC310X_MIC2_LEFT_ADC_CTRL AIC310X_PAGE0_REG(17) +#define AIC310X_MIC2_RIGHT_ADC_CTRL AIC310X_PAGE0_REG(18) +#define AIC310X_MIC1LP_LEFT_ADC_CTRL AIC310X_PAGE0_REG(19) +#define AIC310X_MIC1RP_LEFT_ADC_CTRL AIC310X_PAGE0_REG(21) +#define AIC310X_MIC1RP_RIGHT_ADC_CTRL AIC310X_PAGE0_REG(22) +#define AIC310X_MIC1LP_RIGHT_ADC_CTRL AIC310X_PAGE0_REG(24) +#define AIC310X_MICBIAS_CTRL AIC310X_PAGE0_REG(25) +#define AIC310X_LEFT_AGC_CTRL_A AIC310X_PAGE0_REG(26) +#define AIC310X_LEFT_AGC_CTRL_B AIC310X_PAGE0_REG(27) +#define AIC310X_LEFT_AGC_CTRL_C AIC310X_PAGE0_REG(28) +#define AIC310X_RIGHT_AGC_CTRL_A AIC310X_PAGE0_REG(29) +#define AIC310X_RIGHT_AGC_CTRL_B AIC310X_PAGE0_REG(30) +#define AIC310X_RIGHT_AGC_CTRL_C AIC310X_PAGE0_REG(31) +#define AIC310X_LEFT_AGC_GAIN AIC310X_PAGE0_REG(32) +#define AIC310X_RIGHT_AGC_GAIN AIC310X_PAGE0_REG(33) +#define AIC310X_LEFT_AGC_NOISE_GATE AIC310X_PAGE0_REG(34) +#define AIC310X_RIGHT_AGC_NOISE_GATE AIC310X_PAGE0_REG(35) +#define AIC310X_ADC_FLAG AIC310X_PAGE0_REG(36) +#define AIC310X_DAC_POWER_CTRL AIC310X_PAGE0_REG(37) +#define AIC310X_HPOUT_DRIVER_CTRL AIC310X_PAGE0_REG(38) +#define AIC310X_HPOUT_STAGE_CTRL AIC310X_PAGE0_REG(40) +#define AIC310X_DAC_SWITCHING_CTRL AIC310X_PAGE0_REG(41) +#define AIC310X_DRIVER_POP_REDUCTION AIC310X_PAGE0_REG(42) +#define AIC310X_LEFT_DAC_DIGITAL_VOLUME AIC310X_PAGE0_REG(43) +#define AIC310X_RIGHT_DAC_DIGITAL_VOLUME AIC310X_PAGE0_REG(44) +#define AIC310X_PGA_L_TO_HPLOUT_VOLUME AIC310X_PAGE0_REG(46) +#define AIC310X_DAC_L1_TO_HPLOUT_VOLUME AIC310X_PAGE0_REG(47) +#define AIC310X_PGA_R_TO_HPLOUT_VOLUME AIC310X_PAGE0_REG(49) +#define AIC310X_DAC_R1_TO_HPLOUT_VOLUME AIC310X_PAGE0_REG(50) +#define AIC310X_HPLOUT_LEVEL_CONTROL AIC310X_PAGE0_REG(51) +#define AIC310X_PGA_L_TO_HPLCOM_VOLUME AIC310X_PAGE0_REG(53) +#define AIC310X_DAC_L1_TO_HPLCOM_VOLUME AIC310X_PAGE0_REG(54) +#define AIC310X_PGA_R_TO_HPLCOM_VOLUME AIC310X_PAGE0_REG(56) +#define AIC310X_DAC_R1_TO_HPLCOM_VOLUME AIC310X_PAGE0_REG(57) +#define AIC310X_HPLCOM_LEVEL_CONTROL AIC310X_PAGE0_REG(58) +#define AIC310X_PGA_L_TO_HPROUT_VOLUME AIC310X_PAGE0_REG(60) +#define AIC310X_DAC_L1_TO_HPROUT_VOLUME AIC310X_PAGE0_REG(61) +#define AIC310X_PGA_R_TO_HPROUT_VOLUME AIC310X_PAGE0_REG(63) +#define AIC310X_DAC_R1_TO_HPROUT_VOLUME AIC310X_PAGE0_REG(64) +#define AIC310X_HPROUT_LEVEL_CONTROL AIC310X_PAGE0_REG(65) +#define AIC310X_PGA_L_TO_HPRCOM_VOLUME AIC310X_PAGE0_REG(67) +#define AIC310X_DAC_L1_TO_HPRCOM_VOLUME AIC310X_PAGE0_REG(68) +#define AIC310X_PGA_R_TO_HPRCOM_VOLUME AIC310X_PAGE0_REG(70) +#define AIC310X_DAC_R1_TO_HPRCOM_VOLUME AIC310X_PAGE0_REG(71) +#define AIC310X_HPRCOM_LEVEL_CONTROL AIC310X_PAGE0_REG(72) +#define AIC310X_PGA_L_TO_LEFT_LO_VOLUME AIC310X_PAGE0_REG(81) +#define AIC310X_DAC_L1_TO_LEFT_LO_VOLUME AIC310X_PAGE0_REG(82) +#define AIC310X_PGA_R_TO_LEFT_LO_VOLUME AIC310X_PAGE0_REG(84) +#define AIC310X_DAC_R1_TO_LEFT_LO_VOLUME AIC310X_PAGE0_REG(85) +#define AIC310X_LEFT_LO_LEVEL_CONTROL AIC310X_PAGE0_REG(86) +#define AIC310X_PGA_L_TO_RIGHT_LO_VOLUME AIC310X_PAGE0_REG(88) +#define AIC310X_DAC_L1_TO_RIGHT_LO_VOLUME AIC310X_PAGE0_REG(89) +#define AIC310X_PGA_R_TO_RIGHT_LO_VOLUME AIC310X_PAGE0_REG(91) +#define AIC310X_DAC_R1_TO_RIGHT_LO_VOLUME AIC310X_PAGE0_REG(92) +#define AIC310X_RIGHT_LO_LEVEL_CONTROL AIC310X_PAGE0_REG(93) +#define AIC310X_MODULE_PWR_STATUS AIC310X_PAGE0_REG(94) +#define AIC310X_SHORT_CIRCUIT_STATUS AIC310X_PAGE0_REG(95) +#define AIC310X_STICKY_INTERRUPT_FLAGS AIC310X_PAGE0_REG(96) +#define AIC310X_REAL_TIME_INTERRUPT_FLAGS AIC310X_PAGE0_REG(97) +#define AIC310X_CLOCK AIC310X_PAGE0_REG(101) +#define AIC310X_CLOCK_GEN_CTRL AIC310X_PAGE0_REG(102) +#define AIC310X_LEFT_AGC_ATTACK_TIME AIC310X_PAGE0_REG(103) +#define AIC310X_LEFT_AGC_DECAY_TIME AIC310X_PAGE0_REG(104) +#define AIC310X_RIGHT_AGC_ATTACK_TIME AIC310X_PAGE0_REG(105) +#define AIC310X_RIGHT_AGC_DECAY_TIME AIC310X_PAGE0_REG(106) +#define AIC310X_ADC_PATH_AND_I2C_BUS AIC310X_PAGE0_REG(107) +#define AIC310X_BYPASS_SEL AIC310X_PAGE0_REG(108) +#define AIC310X_DAC_CURRENT_ADJUST AIC310X_PAGE0_REG(109) + +/* Page 1 registers */ +#define AIC310X_LEFT_EFF_FILTER AIC310X_PAGE1_REG(1) +#define AIC310X_LEFT_DEEMPH_FILTER AIC310X_PAGE1_REG(21) +#define AIC310X_RIGHT_EFF_FILTER AIC310X_PAGE1_REG(27) +#define AIC310X_RIGHT_DEEMPH_FILTER AIC310X_PAGE1_REG(47) +#define AIC310X_3D_ATTEN_COEFF AIC310X_PAGE1_REG(53) +#define AIC310X_LEFT_ADC_HIGHPASS_FILTER AIC310X_PAGE1_REG(65) +#define AIC310X_RIGHT_ADC_HIGHPASS_FILTER AIC310X_PAGE1_REG(71) + +struct aic310x +{ + /* Mutex to protect bus access */ + struct mutex lock; + + /* Cached page select register */ + uint8_t current_page; + + /* I2C bus operations */ + int (*read_multiple) (uint8_t reg, uint8_t *data, size_t count); + int (*write_multiple) (uint8_t reg, const uint8_t *data, size_t count); +}; + +void aic310x_init(struct aic310x *codec); + +/* Read/write multiple I2C registers */ +int aic310x_read_multiple(struct aic310x *codec, + uint8_t reg, uint8_t *data, size_t count); +int aic310x_write_multiple(struct aic310x *codec, + uint8_t reg, const uint8_t *data, size_t count); + +/* Single I2C register read/write and modify operations */ +int aic310x_read(struct aic310x *codec, uint8_t reg, uint8_t *value); +int aic310x_write(struct aic310x *codec, uint8_t reg, uint8_t value); +int aic310x_modify(struct aic310x *codec, uint8_t reg, uint8_t mask, uint8_t newvalue); + +/* Lock/unlock the codec for performing multi-register operations */ +static inline void aic310x_lock(struct aic310x *codec) +{ + mutex_lock(&codec->lock); +} + +static inline void aic310x_unlock(struct aic310x *codec) +{ + mutex_unlock(&codec->lock); +} + +#endif /* __AIC310X_H__ */ -- rockbox-cvs mailing list [email protected] https://lists.haxx.se/mailman/listinfo/rockbox-cvs