Files
2019-04-15 20:28:25 +08:00

146 lines
4.2 KiB
C

// Copyright 2018-2025 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.
#pragma once
#include <stdint.h>
#include "esp8266/eagle_soc.h"
#ifdef __cplusplus
extern "C" {
#endif
/* ESP8266 I2S Register Definitions */
typedef volatile struct {
uint32_t tx_fifo;
uint32_t rx_fifo;
union {
struct {
uint32_t tx_reset: 1;
uint32_t rx_reset: 1;
uint32_t tx_fifo_reset: 1;
uint32_t rx_fifo_reset: 1;
uint32_t tx_slave_mod: 1;
uint32_t rx_slave_mod: 1;
uint32_t right_first: 1;
uint32_t msb_right: 1;
uint32_t tx_start: 1;
uint32_t rx_start: 1;
uint32_t tx_msb_shift: 1;
uint32_t rx_msb_shift: 1;
uint32_t bits_mod: 4;
uint32_t clkm_div_num: 6;
uint32_t bck_div_num: 6;
uint32_t reserved28: 4;
};
uint32_t val;
} conf;
union {
struct {
uint32_t rx_take_data: 1;
uint32_t tx_put_data: 1;
uint32_t rx_wfull: 1;
uint32_t rx_rempty: 1;
uint32_t tx_wfull: 1;
uint32_t tx_rempty: 1;
uint32_t reserved6: 26;
};
uint32_t val;
} int_raw;
union {
struct {
uint32_t rx_take_data: 1;
uint32_t tx_put_data: 1;
uint32_t rx_wfull: 1;
uint32_t rx_rempty: 1;
uint32_t tx_wfull: 1;
uint32_t tx_rempty: 1;
uint32_t reserved6: 26;
};
uint32_t val;
} int_st;
union {
struct {
uint32_t rx_take_data: 1;
uint32_t tx_put_data: 1;
uint32_t rx_wfull: 1;
uint32_t rx_rempty: 1;
uint32_t tx_wfull: 1;
uint32_t tx_rempty: 1;
uint32_t reserved6: 26;
};
uint32_t val;
} int_ena;
union {
struct {
uint32_t rx_take_data: 1;
uint32_t tx_put_data: 1;
uint32_t rx_wfull: 1;
uint32_t rx_rempty: 1;
uint32_t tx_wfull: 1;
uint32_t tx_rempty: 1;
uint32_t reserved6: 26;
};
uint32_t val;
} int_clr;
union {
struct {
uint32_t tx_bck_in_delay: 2;
uint32_t tx_ws_in_delay: 2;
uint32_t rx_bck_in_delay: 2;
uint32_t rx_ws_in_delay: 2;
uint32_t rx_sd_in_delay: 2;
uint32_t tx_bck_out_delay: 2;
uint32_t tx_ws_out_delay: 2;
uint32_t tx_sd_out_delay: 2;
uint32_t rx_ws_out_delay: 2;
uint32_t rx_bck_out_delay: 2;
uint32_t tx_dsync_sw: 1;
uint32_t rx_dsync_sw: 1;
uint32_t tx_bck_in_inv: 1;
uint32_t reserved23: 9;
};
uint32_t val;
} timing;
union {
struct {
uint32_t rx_data_num: 6;
uint32_t tx_data_num: 6;
uint32_t dscr_en: 1;
uint32_t tx_fifo_mod: 3;
uint32_t rx_fifo_mod: 3;
uint32_t reserved19: 13;
};
uint32_t val;
} fifo_conf;
uint32_t rx_eof_num;
uint32_t conf_single_data;
union {
struct {
uint32_t tx_chan_mod: 3;
uint32_t rx_chan_mod: 2;
uint32_t reserved5: 27;
};
uint32_t val;
} conf_chan;
} i2s_struct_t;
extern volatile i2s_struct_t I2S0;
#ifdef __cplusplus
}
#endif /* end of __cplusplus */