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用于EagleEye3.0 规则集漏报和误报测试的示例项目，项目收集于github和gitee
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test-example-projects/qt_projects/rt-thread-master/bsp/hpmicro/hpm6750evk/board/hpm_sgtl5000.c

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first commit
5 months ago
/*
* Copyright (c) 2015, Freescale Semiconductor, Inc.
* Copyright 2016-2019 NXP
* Copyright (c) 2021 hpmicro
*
* SPDX-License-Identifier: BSD-3-Clause
*
*/
#include <stdio.h>
#include "hpm_sgtl5000.h"
#ifndef HPM_SGTL5000_MCLK_TOLERANCE
#define HPM_SGTL5000_MCLK_TOLERANCE (4U)
#endif
hpm_stat_t sgtl_init(sgtl_context_t *context, sgtl_config_t *config)
{
assert(context != NULL);
assert(config != NULL);
if (sgtl_write_reg(context, CHIP_ANA_POWER, 0x6AFF) != status_success)
{
return status_fail;
}
/* Set the data route */
if (sgtl_set_data_route(context, config->route) != status_success)
{
return status_fail;
}
/* Set sgtl5000 to master or slave */
sgtl_set_master_mode(context, config->master);
/* Input Volume Control
Configure ADC left and right analog volume to desired default.
Example shows volume of 0dB. */
if (sgtl_write_reg(context, CHIP_ANA_ADC_CTRL, 0x0000U) != status_success)
{
return status_fail;
}
/* Volume and Mute Control
Configure HP_OUT left and right volume to minimum, unmute.
HP_OUT and ramp the volume up to desired volume.*/
if (sgtl_write_reg(context, CHIP_ANA_HP_CTRL, 0x0C0CU) != status_success)
{
return status_fail;
}
if (sgtl_modify_reg(context, CHIP_ANA_CTRL, 0xFFEFU, 0x0000U) != status_success)
{
return status_fail;
}
/* LINEOUT and DAC volume control */
if (sgtl_modify_reg(context, CHIP_ANA_CTRL, 0xFEFFU, 0x0000U) != status_success)
{
return status_fail;
}
/* Configure DAC left and right digital volume */
if (sgtl_write_reg(context, CHIP_DAC_VOL, 0x5C5CU) != status_success)
{
return status_fail;
}
/* Configure ADC volume, reduce 6db. */
if (sgtl_write_reg(context, CHIP_ANA_ADC_CTRL, 0x0100U) != status_success)
{
return status_fail;
}
/* Unmute DAC */
if (sgtl_modify_reg(context, CHIP_ADCDAC_CTRL, 0xFFFBU, 0x0000U) != status_success)
{
return status_fail;
}
if (sgtl_modify_reg(context, CHIP_ADCDAC_CTRL, 0xFFF7U, 0x0000U) != status_success)
{
return status_fail;
}
/* Unmute ADC */
if (sgtl_modify_reg(context, CHIP_ANA_CTRL, 0xFFFEU, 0x0000U) != status_success)
{
return status_fail;
}
/* Set the audio format */
if (sgtl_set_protocol(context, config->bus) != status_success)
{
return status_fail;
}
if (sgtl_config_data_format(context, config->format.mclk_hz, config->format.sample_rate, config->format.bit_width) !=
status_success)
{
return status_fail;
}
/* sclk valid edge */
if (config->format.sclk_edge == sgtl_sclk_valid_edge_rising)
{
if (sgtl_modify_reg(context, CHIP_I2S_CTRL, SGTL5000_I2S_SCLK_INV_CLR_MASK, SGTL5000_I2S_VAILD_RISING_EDGE) !=
status_success)
{
return status_fail;
}
}
else
{
if (sgtl_modify_reg(context, CHIP_I2S_CTRL, SGTL5000_I2S_SCLK_INV_CLR_MASK, SGTL5000_I2S_VAILD_FALLING_EDGE) !=
status_success)
{
return status_fail;
}
}
return status_success;
}
hpm_stat_t sgtl_deinit(sgtl_context_t *context)
{
hpm_stat_t stat = status_success;
HPM_CHECK_RET(sgtl_disable_module(context, sgtl_module_adc));
HPM_CHECK_RET(sgtl_disable_module(context, sgtl_module_dac));
HPM_CHECK_RET(sgtl_disable_module(context, sgtl_module_dap));
HPM_CHECK_RET(sgtl_disable_module(context, sgtl_module_i2sin));
HPM_CHECK_RET(sgtl_disable_module(context, sgtl_module_i2sout));
HPM_CHECK_RET(sgtl_disable_module(context, sgtl_module_lineout));
return stat;
}
void sgtl_set_master_mode(sgtl_context_t *context, bool master)
{
if (master == true)
{
(void)sgtl_modify_reg(context, CHIP_I2S_CTRL, SGTL5000_I2S_MS_CLR_MASK, SGTL5000_I2S_MASTER);
}
else
{
(void)sgtl_modify_reg(context, CHIP_I2S_CTRL, SGTL5000_I2S_MS_CLR_MASK, SGTL5000_I2S_SLAVE);
}
}
hpm_stat_t sgtl_enable_module(sgtl_context_t *context, sgtl_module_t module)
{
hpm_stat_t stat = status_success;
switch (module)
{
case sgtl_module_adc:
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_DIG_POWER, SGTL5000_ADC_ENABLE_CLR_MASK,
((uint16_t)1U << SGTL5000_ADC_ENABLE_SHIFT)));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_ANA_POWER, SGTL5000_ADC_POWERUP_CLR_MASK,
((uint16_t)1U << SGTL5000_ADC_POWERUP_SHIFT)));
break;
case sgtl_module_dac:
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_DIG_POWER, SGTL5000_DAC_ENABLE_CLR_MASK,
((uint16_t)1U << SGTL5000_DAC_ENABLE_SHIFT)));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_ANA_POWER, SGTL5000_DAC_POWERUP_CLR_MASK,
((uint16_t)1U << SGTL5000_DAC_POWERUP_SHIFT)));
break;
case sgtl_module_dap:
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_DIG_POWER, SGTL5000_DAP_ENABLE_CLR_MASK,
((uint16_t)1U << SGTL5000_DAP_ENABLE_SHIFT)));
HPM_CHECK_RET(sgtl_modify_reg(context, SGTL5000_DAP_CONTROL, SGTL5000_DAP_CONTROL_DAP_EN_CLR_MASK,
((uint16_t)1U << SGTL5000_DAP_CONTROL_DAP_EN_SHIFT)));
break;
case sgtl_module_i2sin:
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_DIG_POWER, SGTL5000_I2S_IN_ENABLE_CLR_MASK,
((uint16_t)1U << SGTL5000_I2S_IN_ENABLE_SHIFT)));
break;
case sgtl_module_i2sout:
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_DIG_POWER, SGTL5000_I2S_OUT_ENABLE_CLR_MASK,
((uint16_t)1U << SGTL5000_I2S_OUT_ENABLE_SHIFT)));
break;
case sgtl_module_hp:
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_ANA_POWER, SGTL5000_HEADPHONE_POWERUP_CLR_MASK,
((uint16_t)1U << SGTL5000_HEADPHONE_POWERUP_SHIFT)));
break;
case sgtl_module_lineout:
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_ANA_POWER, SGTL5000_LINEOUT_POWERUP_CLR_MASK,
((uint16_t)1U << SGTL5000_LINEOUT_POWERUP_SHIFT)));
break;
default:
stat = status_invalid_argument;
break;
}
return stat;
}
hpm_stat_t sgtl_disable_module(sgtl_context_t *context, sgtl_module_t module)
{
hpm_stat_t stat = status_success;
switch (module)
{
case sgtl_module_adc:
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_DIG_POWER, SGTL5000_ADC_ENABLE_CLR_MASK,
((uint16_t)0U << SGTL5000_ADC_ENABLE_SHIFT)));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_ANA_POWER, SGTL5000_ADC_POWERUP_CLR_MASK,
((uint16_t)0U << SGTL5000_ADC_POWERUP_SHIFT)));
break;
case sgtl_module_dac:
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_DIG_POWER, SGTL5000_DAC_ENABLE_CLR_MASK,
((uint16_t)0U << SGTL5000_DAC_ENABLE_SHIFT)));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_ANA_POWER, SGTL5000_DAC_POWERUP_CLR_MASK,
((uint16_t)0U << SGTL5000_DAC_POWERUP_SHIFT)));
break;
case sgtl_module_dap:
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_DIG_POWER, SGTL5000_DAP_ENABLE_CLR_MASK,
((uint16_t)0U << SGTL5000_DAP_ENABLE_SHIFT)));
HPM_CHECK_RET(sgtl_modify_reg(context, SGTL5000_DAP_CONTROL, SGTL5000_DAP_CONTROL_DAP_EN_CLR_MASK,
((uint16_t)0U << SGTL5000_DAP_CONTROL_DAP_EN_SHIFT)));
break;
case sgtl_module_i2sin:
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_DIG_POWER, SGTL5000_I2S_IN_ENABLE_CLR_MASK,
((uint16_t)0U << SGTL5000_I2S_IN_ENABLE_SHIFT)));
break;
case sgtl_module_i2sout:
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_DIG_POWER, SGTL5000_I2S_OUT_ENABLE_CLR_MASK,
((uint16_t)0U << SGTL5000_I2S_OUT_ENABLE_SHIFT)));
break;
case sgtl_module_hp:
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_ANA_POWER, SGTL5000_HEADPHONE_POWERUP_CLR_MASK,
((uint16_t)0U << SGTL5000_HEADPHONE_POWERUP_SHIFT)));
break;
case sgtl_module_lineout:
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_ANA_POWER, SGTL5000_LINEOUT_POWERUP_CLR_MASK,
((uint16_t)0U << SGTL5000_LINEOUT_POWERUP_SHIFT)));
break;
default:
stat = status_invalid_argument;
break;
}
return stat;
}
hpm_stat_t sgtl_set_data_route(sgtl_context_t *context, sgtl_route_t route)
{
hpm_stat_t stat = status_success;
switch (route)
{
case sgtl_route_bypass:
/* Bypass means from line-in to HP*/
HPM_CHECK_RET(sgtl_write_reg(context, CHIP_DIG_POWER, 0x0000));
HPM_CHECK_RET(sgtl_enable_module(context, sgtl_module_hp));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_ANA_CTRL, SGTL5000_SEL_HP_CLR_MASK, SGTL5000_SEL_HP_LINEIN));
break;
case sgtl_route_playback:
/* Data route I2S_IN-> DAC-> HP */
HPM_CHECK_RET(sgtl_enable_module(context, sgtl_module_hp));
HPM_CHECK_RET(sgtl_enable_module(context, sgtl_module_dac));
HPM_CHECK_RET(sgtl_enable_module(context, sgtl_module_i2sin));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_SSS_CTRL, SGTL5000_DAC_SEL_CLR_MASK, SGTL5000_DAC_SEL_I2S_IN));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_ANA_CTRL, SGTL5000_SEL_HP_CLR_MASK, SGTL5000_SEL_HP_DAC));
break;
case sgtl_route_playback_record:
/* I2S IN->DAC->HP LINE_IN->ADC->I2S_OUT */
HPM_CHECK_RET(sgtl_enable_module(context, sgtl_module_hp));
HPM_CHECK_RET(sgtl_enable_module(context, sgtl_module_dac));
HPM_CHECK_RET(sgtl_enable_module(context, sgtl_module_i2sin));
HPM_CHECK_RET(sgtl_enable_module(context, sgtl_module_i2sout));
HPM_CHECK_RET(sgtl_enable_module(context, sgtl_module_adc));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_SSS_CTRL, SGTL5000_DAC_SEL_CLR_MASK, SGTL5000_DAC_SEL_I2S_IN));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_ANA_CTRL, SGTL5000_SEL_HP_CLR_MASK, SGTL5000_SEL_HP_DAC));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_ANA_CTRL, SGTL5000_SEL_ADC_CLR_MASK, SGTL5000_SEL_ADC_LINEIN));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_SSS_CTRL, SGTL5000_I2S_OUT_SEL_CLR_MASK, SGTL5000_I2S_OUT_SEL_ADC));
break;
case sgtl_route_playback_with_dap:
/* I2S_IN->DAP->DAC->HP */
HPM_CHECK_RET(sgtl_enable_module(context, sgtl_module_hp));
HPM_CHECK_RET(sgtl_enable_module(context, sgtl_module_dac));
HPM_CHECK_RET(sgtl_enable_module(context, sgtl_module_i2sin));
HPM_CHECK_RET(sgtl_enable_module(context, sgtl_module_dap));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_SSS_CTRL, SGTL5000_DAP_SEL_CLR_MASK, SGTL5000_DAP_SEL_I2S_IN));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_SSS_CTRL, SGTL5000_DAC_SEL_CLR_MASK, SGTL5000_DAC_SEL_DAP));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_ANA_CTRL, SGTL5000_SEL_HP_CLR_MASK, SGTL5000_SEL_HP_DAC));
break;
case sgtl_route_playback_with_dap_record:
/* I2S_IN->DAP->DAC->HP, LINE_IN->ADC->I2S_OUT */
HPM_CHECK_RET(sgtl_enable_module(context, sgtl_module_hp));
HPM_CHECK_RET(sgtl_enable_module(context, sgtl_module_dac));
HPM_CHECK_RET(sgtl_enable_module(context, sgtl_module_i2sin));
HPM_CHECK_RET(sgtl_enable_module(context, sgtl_module_i2sout));
HPM_CHECK_RET(sgtl_enable_module(context, sgtl_module_adc));
HPM_CHECK_RET(sgtl_enable_module(context, sgtl_module_dap));
HPM_CHECK_RET(sgtl_modify_reg(context, SGTL5000_DAP_CONTROL, SGTL5000_DAP_CONTROL_DAP_EN_CLR_MASK, 0x0001));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_SSS_CTRL, SGTL5000_DAP_SEL_CLR_MASK, SGTL5000_DAP_SEL_I2S_IN));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_SSS_CTRL, SGTL5000_DAC_SEL_CLR_MASK, SGTL5000_DAC_SEL_DAP));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_ANA_CTRL, SGTL5000_SEL_HP_CLR_MASK, SGTL5000_SEL_HP_DAC));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_ANA_CTRL, SGTL5000_SEL_ADC_CLR_MASK, SGTL5000_SEL_ADC_LINEIN));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_SSS_CTRL, SGTL5000_I2S_OUT_SEL_CLR_MASK, SGTL5000_I2S_OUT_SEL_ADC));
break;
case sgtl_route_record:
/* LINE_IN->ADC->I2S_OUT */
HPM_CHECK_RET(sgtl_enable_module(context, sgtl_module_i2sout));
HPM_CHECK_RET(sgtl_enable_module(context, sgtl_module_adc));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_ANA_CTRL, SGTL5000_SEL_ADC_CLR_MASK, SGTL5000_SEL_ADC_LINEIN));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_SSS_CTRL, SGTL5000_I2S_OUT_SEL_CLR_MASK, SGTL5000_I2S_OUT_SEL_ADC));
break;
default:
stat = status_invalid_argument;
break;
}
return stat;
}
hpm_stat_t sgtl_set_protocol(sgtl_context_t *context, sgtl_protocol_t protocol)
{
hpm_stat_t stat = status_success;
switch (protocol)
{
case sgtl_bus_i2s:
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_I2S_CTRL, SGTL5000_I2S_MODE_CLR_MASK, SGTL5000_I2S_MODE_I2S_LJ));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_I2S_CTRL, SGTL5000_I2S_LRALIGN_CLR_MASK, SGTL5000_I2S_ONE_BIT_DELAY));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_I2S_CTRL, SGTL5000_I2S_SCLK_INV_CLR_MASK, SGTL5000_I2S_VAILD_RISING_EDGE));
break;
case sgtl_bus_left_justified:
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_I2S_CTRL, SGTL5000_I2S_MODE_CLR_MASK, SGTL5000_I2S_MODE_I2S_LJ));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_I2S_CTRL, SGTL5000_I2S_LRALIGN_CLR_MASK, SGTL5000_I2S_NO_DELAY));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_I2S_CTRL, SGTL5000_I2S_SCLK_INV_CLR_MASK, SGTL5000_I2S_VAILD_RISING_EDGE));
break;
case sgtl_bus_right_justified:
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_I2S_CTRL, SGTL5000_I2S_MODE_CLR_MASK, SGTL5000_I2S_MODE_RJ));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_I2S_CTRL, SGTL5000_I2S_SCLK_INV_CLR_MASK, SGTL5000_I2S_VAILD_RISING_EDGE));
break;
case sgtl_bus_pcma:
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_I2S_CTRL, SGTL5000_I2S_MODE_CLR_MASK, SGTL5000_I2S_MODE_PCM));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_I2S_CTRL, SGTL5000_I2S_LRALIGN_CLR_MASK, SGTL5000_I2S_ONE_BIT_DELAY));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_I2S_CTRL, SGTL5000_I2S_SCLK_INV_CLR_MASK, SGTL5000_I2S_VAILD_FALLING_EDGE));
break;
case sgtl_bus_pcmb:
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_I2S_CTRL, SGTL5000_I2S_MODE_CLR_MASK, SGTL5000_I2S_MODE_PCM));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_I2S_CTRL, SGTL5000_I2S_LRALIGN_CLR_MASK, SGTL5000_I2S_NO_DELAY));
HPM_CHECK_RET(sgtl_modify_reg(context, CHIP_I2S_CTRL, SGTL5000_I2S_SCLK_INV_CLR_MASK, SGTL5000_I2S_VAILD_FALLING_EDGE));
break;
default:
stat = status_invalid_argument;
break;
}
return stat;
}
hpm_stat_t sgtl_set_volume(sgtl_context_t *context, sgtl_module_t module, uint32_t volume)
{
uint16_t vol = 0;
hpm_stat_t stat = status_success;
switch (module)
{
case sgtl_module_adc:
if (volume > SGTL5000_ADC_MAX_VOLUME_VALUE)
{
return status_invalid_argument;
}
vol = (uint16_t)(volume | (volume << 4U));
stat = sgtl_modify_reg(context, CHIP_ANA_ADC_CTRL,
SGTL5000_ADC_VOL_LEFT_CLR_MASK & SGTL5000_ADC_VOL_RIGHT_CLR_MASK, vol);
break;
case sgtl_module_dac:
if ((volume > SGTL5000_DAC_MAX_VOLUME_VALUE) || (volume < SGTL5000_DAC_MIN_VOLUME_VALUE))
{
return status_invalid_argument;
}
vol = (uint16_t)(volume | (volume << 8U));
stat = sgtl_write_reg(context, CHIP_DAC_VOL, vol);
break;
case sgtl_module_hp:
if (volume > SGTL5000_HEADPHONE_MAX_VOLUME_VALUE)
{
return status_invalid_argument;
}
vol = (uint16_t)(volume | (volume << 8U));
stat = sgtl_write_reg(context, CHIP_ANA_HP_CTRL, vol);
break;
case sgtl_module_lineout:
if (volume > SGTL5000_LINE_OUT_MAX_VOLUME_VALUE)
{
return status_invalid_argument;
}
vol = (uint16_t)(volume | (volume << 8U));
stat = sgtl_write_reg(context, CHIP_LINE_OUT_VOL, vol);
break;
default:
stat = status_invalid_argument;
break;
}
return stat;
}
uint32_t sgtl_get_volume(sgtl_context_t *context, sgtl_module_t module)
{
uint16_t vol = 0;
hpm_stat_t stat = status_success;
switch (module)
{
case sgtl_module_adc:
stat = sgtl_read_reg(context, CHIP_ANA_ADC_CTRL, &vol);
vol = (vol & (uint16_t)SGTL5000_ADC_VOL_LEFT_GET_MASK) >> SGTL5000_ADC_VOL_LEFT_SHIFT;
break;
case sgtl_module_dac:
stat = sgtl_read_reg(context, CHIP_DAC_VOL, &vol);
vol = (vol & (uint16_t)SGTL5000_DAC_VOL_LEFT_GET_MASK) >> SGTL5000_DAC_VOL_LEFT_SHIFT;
break;
case sgtl_module_hp:
stat = sgtl_read_reg(context, CHIP_ANA_HP_CTRL, &vol);
vol = (vol & (uint16_t)SGTL5000_HP_VOL_LEFT_GET_MASK) >> SGTL5000_HP_VOL_LEFT_SHIFT;
break;
case sgtl_module_lineout:
stat = sgtl_read_reg(context, CHIP_LINE_OUT_VOL, &vol);
vol = (vol & (uint16_t)SGTL5000_LINE_OUT_VOL_LEFT_GET_MASK) >> SGTL5000_LINE_OUT_VOL_LEFT_SHIFT;
break;
default:
vol = 0;
break;
}
return stat == status_success ? vol : 0U;
}
hpm_stat_t sgtl_set_mute(sgtl_context_t *context, sgtl_module_t module, bool mute)
{
hpm_stat_t stat = status_success;
switch (module)
{
case sgtl_module_adc:
stat = sgtl_modify_reg(context, CHIP_ANA_CTRL, SGTL5000_MUTE_ADC_CLR_MASK, mute ? 1U : 0U);
break;
case sgtl_module_dac:
if (mute)
{
stat = sgtl_modify_reg(context, CHIP_ADCDAC_CTRL,
SGTL5000_DAC_MUTE_LEFT_CLR_MASK & SGTL5000_DAC_MUTE_RIGHT_CLR_MASK, 0x000C);
}
else
{
stat = sgtl_modify_reg(context, CHIP_ADCDAC_CTRL,
SGTL5000_DAC_MUTE_LEFT_CLR_MASK & SGTL5000_DAC_MUTE_RIGHT_CLR_MASK, 0x0000);
}
break;
case sgtl_module_hp:
stat = sgtl_modify_reg(context, CHIP_ANA_CTRL, SGTL5000_MUTE_HP_CLR_MASK,
((uint16_t)mute << SGTL5000_MUTE_HP_SHIFT));
break;
case sgtl_module_lineout:
stat = sgtl_modify_reg(context, CHIP_ANA_CTRL, SGTL5000_MUTE_LO_CLR_MASK,
((uint16_t)mute << SGTL5000_MUTE_LO_SHIFT));
break;
default:
stat = status_invalid_argument;
break;
}
return stat;
}
static bool sgtl_check_clock_tolerance(uint32_t source, uint32_t target)
{
uint32_t delta = (source >= target) ? (source - target) : (target - source);
if (delta * 100 <= HPM_SGTL5000_MCLK_TOLERANCE * target) {
return true;
}
return false;
}
hpm_stat_t sgtl_config_data_format(sgtl_context_t *context, uint32_t mclk, uint32_t sample_rate, uint32_t bits)
{
uint16_t val = 0;
uint16_t regVal = 0;
uint32_t mul_div = 0U;
uint32_t sysFs = 0U;
hpm_stat_t stat = status_success;
/* Over sample rate can only up to 512, the least to 8k */
if ((mclk / (MIN(sample_rate * 6U, 96000U)) > 512U) || (mclk / sample_rate < 256U))
{
return status_invalid_argument;
}
/* Configure the sample rate */
switch (sample_rate)
{
case 8000:
if (mclk > 32000U * 512U)
{
val = 0x0038;
sysFs = 48000;
}
else
{
val = 0x0020;
sysFs = 32000;
}
break;
case 11025:
val = 0x0024;
sysFs = 44100;
break;
case 12000:
val = 0x0028;
sysFs = 48000;
break;
case 16000:
if (mclk > 32000U * 512U)
{
val = 0x003C;
sysFs = 96000;
}
else
{
val = 0x0010;
sysFs = 32000;
}
break;
case 22050:
val = 0x0014;
sysFs = 44100;
break;
case 24000:
if (mclk > 48000U * 512U)
{
val = 0x002C;
sysFs = 96000;
}
else
{
val = 0x0018;
sysFs = 48000;
}
break;
case 32000:
val = 0x0000;
sysFs = 32000;
break;
case 44100:
val = 0x0004;
sysFs = 44100;
break;
case 48000:
if (mclk > 48000U * 512U)
{
val = 0x001C;
sysFs = 96000;
}
else
{
val = 0x0008;
sysFs = 48000;
}
break;
case 96000:
val = 0x000C;
sysFs = 96000;
break;
default:
stat = status_invalid_argument;
break;
}
if (stat != status_success)
{
return stat;
}
if (sgtl_read_reg(context, CHIP_I2S_CTRL, &regVal) != status_success)
{
return status_fail;
}
mul_div = mclk / sysFs;
if (sgtl_check_clock_tolerance(mul_div, 256)) {
mul_div = 256;
} else if (sgtl_check_clock_tolerance(mul_div, 384)) {
mul_div = 384;
} else if (sgtl_check_clock_tolerance(mul_div, 512)) {
mul_div = 512;
} else {
return status_invalid_argument;
}
val |= (mul_div / 128U - 2U);
if (sgtl_write_reg(context, CHIP_CLK_CTRL, val) != status_success)
{
return status_fail;
}
/* Data bits configure,sgtl supports 16bit, 20bit 24bit, 32bit */
if (sgtl_modify_reg(context, CHIP_I2S_CTRL, 0xFEFF, SGTL5000_I2S_SCLKFREQ_64FS) != status_success)
{
return status_fail;
}
switch (bits)
{
case 16:
stat = sgtl_modify_reg(context, CHIP_I2S_CTRL, SGTL5000_I2S_DLEN_CLR_MASK, SGTL5000_I2S_DLEN_16);
break;
case 20:
stat = sgtl_modify_reg(context, CHIP_I2S_CTRL, SGTL5000_I2S_DLEN_CLR_MASK, SGTL5000_I2S_DLEN_20);
break;
case 24:
stat = sgtl_modify_reg(context, CHIP_I2S_CTRL, SGTL5000_I2S_DLEN_CLR_MASK, SGTL5000_I2S_DLEN_24);
break;
case 32:
stat = sgtl_modify_reg(context, CHIP_I2S_CTRL, SGTL5000_I2S_DLEN_CLR_MASK, SGTL5000_I2S_DLEN_32);
break;
default:
stat = status_invalid_argument;
break;
}
return stat;
}
hpm_stat_t sgtl_set_play(sgtl_context_t *context, uint32_t playSource)
{
uint16_t regValue = 0U, regBitMask = 0x40U;
/* headphone source form PGA */
if (playSource == (uint32_t)sgtl_play_source_linein)
{
regValue = 0x40U;
}
/* headphone source from DAC */
else
{
regValue = 0U;
}
return sgtl_modify_reg(context, CHIP_ANA_CTRL, regBitMask, regValue);
}
hpm_stat_t sgtl_set_record(sgtl_context_t *context, uint32_t recordSource)
{
uint16_t regValue = 0U, regBitMask = 0x4U;
/* ADC source form LINEIN */
if (recordSource == (uint32_t)sgtl_record_source_linein)
{
regValue = 0x4U;
}
/* ADC source from MIC */
else
{
regValue = 0U;
}
return sgtl_modify_reg(context, CHIP_ANA_CTRL, regBitMask, regValue);
}
hpm_stat_t sgtl_write_reg(sgtl_context_t *context, uint16_t reg, uint16_t val)
{
rt_size_t size;
rt_uint8_t data[4];
data[0] = reg >> 8;
data[1] = reg & 0xFF;
data[2] = (uint8_t) (val>>8);
data[3] = (uint8_t) (val & 0xFF);
size = rt_i2c_master_send(context->i2c_bus, context->slave_address, RT_I2C_WR, data, 4U);
if (size != 4) {
return status_fail;
}
return status_success;
}
hpm_stat_t sgtl_read_reg(sgtl_context_t *context, uint16_t reg, uint16_t *val)
{
rt_size_t size;
rt_uint8_t r[2];
uint8_t d[2];
r[0] = reg >> 8;
r[1] = reg & 0xFF;
size = rt_i2c_master_send(context->i2c_bus, context->slave_address, RT_I2C_WR, r, 2U);
if (size != 2) {
return status_fail;
}
size = rt_i2c_master_recv(context->i2c_bus, context->slave_address, RT_I2C_RD, d, 2U);
if (size != 2) {
return status_fail;
}
*val = (uint16_t)((d[0] << 8) | d[1]);
return status_success;
}
hpm_stat_t sgtl_modify_reg(sgtl_context_t *context, uint16_t reg, uint16_t clr_mask, uint16_t val)
{
hpm_stat_t retval = 0;
uint16_t reg_val;
/* Read the register value out */
retval = sgtl_read_reg(context, reg, &reg_val);
if (retval != status_success)
{
return status_fail;
}
/* Modify the value */
reg_val &= clr_mask;
reg_val |= val;
/* Write the data to register */
retval = sgtl_write_reg(context, reg, reg_val);
if (retval != status_success)
{
return status_fail;
}
return status_success;
}