esp-idf/components/soc/esp32/i2s_periph.c

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/*
* SPDX-FileCopyrightText: 2020-2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
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#include "soc/i2s_periph.h"
#include "soc/gpio_sig_map.h"
/*
Bunch of constants for every I2S peripheral: GPIO signals, irqs, hw addr of registers etc
*/
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const i2s_signal_conn_t i2s_periph_signal[SOC_I2S_NUM] = {
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{
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.mck_out_sig = -1, // Unavailable
.m_tx_bck_sig = I2S0O_BCK_OUT_IDX,
.m_rx_bck_sig = I2S0I_BCK_OUT_IDX,
.m_tx_ws_sig = I2S0O_WS_OUT_IDX,
.m_rx_ws_sig = I2S0I_WS_OUT_IDX,
.s_tx_bck_sig = I2S0O_BCK_IN_IDX,
.s_rx_bck_sig = I2S0I_BCK_IN_IDX,
.s_tx_ws_sig = I2S0O_WS_IN_IDX,
.s_rx_ws_sig = I2S0I_WS_IN_IDX,
.data_out_sig = I2S0O_DATA_OUT23_IDX,
.data_in_sig = I2S0I_DATA_IN15_IDX,
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.irq = ETS_I2S0_INTR_SOURCE,
.module = PERIPH_I2S0_MODULE,
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},
{
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.mck_out_sig = -1, // Unavailable
.m_tx_bck_sig = I2S1O_BCK_OUT_IDX,
.m_rx_bck_sig = I2S1I_BCK_OUT_IDX,
.m_tx_ws_sig = I2S1O_WS_OUT_IDX,
.m_rx_ws_sig = I2S1I_WS_OUT_IDX,
.s_tx_bck_sig = I2S1O_BCK_IN_IDX,
.s_rx_bck_sig = I2S1I_BCK_IN_IDX,
.s_tx_ws_sig = I2S1O_WS_IN_IDX,
.s_rx_ws_sig = I2S1I_WS_IN_IDX,
.data_out_sig = I2S1O_DATA_OUT23_IDX,
.data_in_sig = I2S1I_DATA_IN15_IDX,
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.irq = ETS_I2S1_INTR_SOURCE,
.module = PERIPH_I2S1_MODULE,
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}
};