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i2s: fix the mono mode of PDM on esp32

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laokaiyao 2021-09-28 12:02:07 +08:00 committed by pedro.minatel
parent 1327a56369
commit f397379c8d
2 changed files with 24 additions and 16 deletions
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39
components/hal/i2s_hal.c
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@ -1,16 +1,8 @@
// Copyright 2020 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
/*
* SPDX-FileCopyrightText: 2021 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
// The HAL layer for I2S (common part)
@ -104,6 +96,13 @@ void i2s_hal_tx_set_pdm_mode_default(i2s_hal_context_t *hal, uint32_t sample_rat
{
/* enable pdm tx mode */
i2s_ll_tx_enable_pdm(hal->dev, true);
#if SOC_I2S_SUPPORTS_TDM
i2s_ll_tx_enable_clock(hal->dev);
i2s_ll_tx_clk_set_src(hal->dev, I2S_CLK_D2CLK); // Set I2S_CLK_D2CLK as default
i2s_ll_mclk_use_tx_clk(hal->dev);
#else
i2s_ll_tx_force_enable_fifo_mod(hal->dev, true);
#endif
/* set pdm tx default presacle */
i2s_ll_tx_set_pdm_prescale(hal->dev, 0);
/* set pdm tx default sacle of high pass filter */
@ -140,6 +139,16 @@ void i2s_hal_rx_set_pdm_mode_default(i2s_hal_context_t *hal)
i2s_ll_rx_enable_pdm(hal->dev, true);
/* set pdm rx downsample number */
i2s_ll_rx_set_pdm_dsr(hal->dev, I2S_PDM_DSR_8S);
#if !SOC_I2S_SUPPORTS_TDM
i2s_ll_rx_force_enable_fifo_mod(hal->dev, true);
#endif
#if SOC_I2S_SUPPORTS_TDM
i2s_ll_rx_enable_clock(hal->dev);
i2s_ll_rx_clk_set_src(hal->dev, I2S_CLK_D2CLK); // Set I2S_CLK_D2CLK as default
i2s_ll_mclk_use_rx_clk(hal->dev);
#else
i2s_ll_rx_force_enable_fifo_mod(hal->dev, true);
#endif
}
#endif // SOC_I2S_SUPPORTS_PDM_RX
@ -286,8 +295,8 @@ void i2s_hal_config_param(i2s_hal_context_t *hal, const i2s_hal_config_t *hal_cf
{
/* Set tx common mode */
i2s_hal_tx_set_common_mode(hal, hal_cfg);
i2s_hal_tx_set_channel_style(hal, hal_cfg);
}
i2s_hal_tx_set_channel_style(hal, hal_cfg);
}
/* Set configurations for RX mode */
@ -304,8 +313,8 @@ void i2s_hal_config_param(i2s_hal_context_t *hal, const i2s_hal_config_t *hal_cf
{
/* Set rx common mode */
i2s_hal_rx_set_common_mode(hal, hal_cfg);
i2s_hal_rx_set_channel_style(hal, hal_cfg);
}
i2s_hal_rx_set_channel_style(hal, hal_cfg);
}
/* Set configurations for full-duplex mode */

1
tools/ci/check_copyright_ignore.txt
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@ -1669,7 +1669,6 @@ components/hal/gdma_hal.c
components/hal/gpio_hal.c
components/hal/i2c_hal.c
components/hal/i2c_hal_iram.c
components/hal/i2s_hal.c
components/hal/include/hal/adc_hal.h
components/hal/include/hal/adc_types.h
components/hal/include/hal/aes_hal.h