mirror of
https://github.com/espressif/esp-idf.git
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408 lines
15 KiB
C
408 lines
15 KiB
C
// Copyright 2020 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef _SOC_I2C_STRUCT_H_
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#define _SOC_I2C_STRUCT_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "soc.h"
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typedef volatile struct {
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union {
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struct {
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uint32_t period : 9;
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uint32_t reserved9 : 23;
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};
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uint32_t val;
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} scl_low_period;
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union {
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struct {
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uint32_t sda_force_out : 1;
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uint32_t scl_force_out : 1;
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uint32_t sample_scl_level : 1;
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uint32_t rx_full_ack_level : 1;
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uint32_t ms_mode : 1;
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uint32_t trans_start : 1;
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uint32_t tx_lsb_first : 1;
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uint32_t rx_lsb_first : 1;
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uint32_t clk_en : 1;
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uint32_t arbitration_en : 1;
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uint32_t fsm_rst : 1;
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uint32_t conf_upgate : 1;
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uint32_t slv_tx_auto_start_en : 1;
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uint32_t addr_10bit_rw_check_en : 1;
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uint32_t addr_broadcasting_en : 1;
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uint32_t reserved15 : 17;
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};
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uint32_t val;
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} ctr;
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union {
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struct {
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uint32_t resp_rec : 1;
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uint32_t slave_rw : 1;
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uint32_t reserved2 : 1;
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uint32_t arb_lost : 1;
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uint32_t bus_busy : 1;
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uint32_t slave_addressed : 1;
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uint32_t reserved6 : 1;
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uint32_t reserved7 : 1;
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uint32_t rx_fifo_cnt : 6;
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uint32_t stretch_cause : 2;
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uint32_t reserved16 : 2;
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uint32_t tx_fifo_cnt : 6;
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uint32_t scl_main_state_last : 3;
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uint32_t reserved27 : 1;
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uint32_t scl_state_last : 3;
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uint32_t reserved31 : 1;
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};
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uint32_t val;
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} sr;
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union {
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struct {
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uint32_t time_out_value : 5;
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uint32_t time_out_en : 1;
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uint32_t reserved6 : 26;
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};
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uint32_t val;
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} timeout;
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union {
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struct {
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uint32_t addr : 15;
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uint32_t reserved15 : 16;
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uint32_t en_10bit : 1;
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};
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uint32_t val;
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} slave_addr;
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union {
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struct {
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uint32_t rx_fifo_raddr : 5;
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uint32_t rx_fifo_waddr : 5;
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uint32_t tx_fifo_raddr : 5;
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uint32_t tx_fifo_waddr : 5;
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uint32_t reserved20 : 1;
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uint32_t reserved21 : 1;
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uint32_t slave_rw_point : 8;
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uint32_t reserved30 : 2;
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};
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uint32_t val;
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} fifo_st;
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union {
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struct {
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uint32_t rx_fifo_wm_thrhd : 5;
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uint32_t tx_fifo_wm_thrhd : 5;
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uint32_t nonfifo_en : 1;
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uint32_t fifo_addr_cfg_en : 1;
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uint32_t rx_fifo_rst : 1;
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uint32_t tx_fifo_rst : 1;
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uint32_t fifo_prt_en : 1;
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uint32_t reserved15 : 5;
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uint32_t reserved20 : 6;
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uint32_t reserved26 : 1;
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uint32_t reserved27 : 5;
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};
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uint32_t val;
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} fifo_conf;
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union {
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struct {
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uint32_t data : 8;
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uint32_t reserved8 : 24;
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};
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uint32_t val;
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} fifo_data;
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union {
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struct {
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uint32_t rx_fifo_wm : 1;
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uint32_t tx_fifo_wm : 1;
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uint32_t rx_fifo_ovf : 1;
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uint32_t end_detect : 1;
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uint32_t byte_trans_done : 1;
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uint32_t arbitration_lost : 1;
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uint32_t mst_tx_fifo_udf : 1;
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uint32_t trans_complete : 1;
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uint32_t time_out : 1;
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uint32_t trans_start : 1;
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uint32_t nack : 1;
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uint32_t tx_fifo_ovf : 1;
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uint32_t rx_fifo_udf : 1;
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uint32_t scl_st_to : 1;
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uint32_t scl_main_st_to : 1;
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uint32_t det_start : 1;
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uint32_t slave_stretch : 1;
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uint32_t general_call : 1;
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uint32_t reserved18 : 14;
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};
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uint32_t val;
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} int_raw;
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union {
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struct {
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uint32_t rx_fifo_wm : 1;
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uint32_t tx_fifo_wm : 1;
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uint32_t rx_fifo_ovf : 1;
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uint32_t end_detect : 1;
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uint32_t byte_trans_done : 1;
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uint32_t arbitration_lost : 1;
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uint32_t mst_tx_fifo_udf : 1;
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uint32_t trans_complete : 1;
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uint32_t time_out : 1;
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uint32_t trans_start : 1;
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uint32_t nack : 1;
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uint32_t tx_fifo_ovf : 1;
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uint32_t rx_fifo_udf : 1;
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uint32_t scl_st_to : 1;
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uint32_t scl_main_st_to : 1;
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uint32_t det_start : 1;
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uint32_t slave_stretch : 1;
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uint32_t general_call : 1;
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uint32_t reserved18 : 14;
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};
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uint32_t val;
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} int_clr;
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union {
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struct {
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uint32_t rx_fifo_wm : 1;
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uint32_t tx_fifo_wm : 1;
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uint32_t rx_fifo_ovf : 1;
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uint32_t end_detect : 1;
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uint32_t byte_trans_done : 1;
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uint32_t arbitration_lost : 1;
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uint32_t mst_tx_fifo_udf : 1;
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uint32_t trans_complete : 1;
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uint32_t time_out : 1;
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uint32_t trans_start : 1;
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uint32_t nack : 1;
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uint32_t tx_fifo_ovf : 1;
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uint32_t rx_fifo_udf : 1;
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uint32_t scl_st_to : 1;
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uint32_t scl_main_st_to : 1;
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uint32_t det_start : 1;
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uint32_t slave_stretch : 1;
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uint32_t general_call : 1;
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uint32_t reserved18 : 14;
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};
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uint32_t val;
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} int_ena;
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union {
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struct {
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uint32_t rx_fifo_wm : 1;
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uint32_t tx_fifo_wm : 1;
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uint32_t rx_fifo_ovf : 1;
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uint32_t end_detect : 1;
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uint32_t byte_trans_done : 1;
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uint32_t arbitration_lost : 1;
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uint32_t mst_tx_fifo_udf : 1;
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uint32_t trans_complete : 1;
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uint32_t time_out : 1;
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uint32_t trans_start : 1;
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uint32_t nack : 1;
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uint32_t tx_fifo_ovf : 1;
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uint32_t rx_fifo_udf : 1;
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uint32_t scl_st_to : 1;
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uint32_t scl_main_st_to : 1;
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uint32_t det_start : 1;
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uint32_t slave_stretch : 1;
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uint32_t general_call : 1;
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uint32_t reserved18 : 14;
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};
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uint32_t val;
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} int_status;
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union {
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struct {
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uint32_t time : 9;
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uint32_t reserved9 : 23;
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};
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uint32_t val;
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} sda_hold;
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union {
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struct {
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uint32_t time : 9;
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uint32_t reserved9 : 23;
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};
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uint32_t val;
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} sda_sample;
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union {
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struct {
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uint32_t period : 9;
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uint32_t scl_wait_high_period : 7;
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uint32_t reserved16 : 16;
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};
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uint32_t val;
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} scl_high_period;
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uint32_t reserved_3c;
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union {
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struct {
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uint32_t time : 9;
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uint32_t reserved9 : 23;
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};
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uint32_t val;
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} scl_start_hold;
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union {
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struct {
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uint32_t time : 9;
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uint32_t reserved9 : 23;
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};
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uint32_t val;
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} scl_rstart_setup;
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union {
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struct {
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uint32_t time : 9;
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uint32_t reserved9 : 23;
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};
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uint32_t val;
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} scl_stop_hold;
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union {
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struct {
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uint32_t time : 9;
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uint32_t reserved9 : 23;
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};
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uint32_t val;
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} scl_stop_setup;
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union {
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struct {
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uint32_t scl_thres : 4;
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uint32_t sda_thres : 4;
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uint32_t scl_en : 1;
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uint32_t sda_en : 1;
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uint32_t reserved10 : 22;
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};
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uint32_t val;
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} filter_cfg;
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union {
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struct {
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uint32_t sclk_div_num : 8;
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uint32_t sclk_div_a : 6;
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uint32_t sclk_div_b : 6;
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uint32_t sclk_sel : 1;
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uint32_t sclk_active : 1;
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uint32_t reserved22 : 10;
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};
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uint32_t val;
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} clk_conf;
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union {
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struct {
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uint32_t command0 : 14;
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uint32_t reserved14 : 17;
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uint32_t command0_done : 1;
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};
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uint32_t val;
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} command[8];
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union {
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struct {
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uint32_t scl_st_to : 5; /*no more than 23*/
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uint32_t reserved5 : 27;
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};
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uint32_t val;
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} scl_st_time_out;
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union {
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struct {
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uint32_t scl_main_st_to : 5; /*no more than 23*/
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uint32_t reserved5 : 27;
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};
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uint32_t val;
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} scl_main_st_time_out;
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union {
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struct {
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uint32_t scl_rst_slv_en : 1;
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uint32_t scl_rst_slv_num : 5;
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uint32_t scl_pd_en : 1;
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uint32_t sda_pd_en : 1;
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uint32_t reserved8 : 24;
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};
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uint32_t val;
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} scl_sp_conf;
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union {
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struct {
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uint32_t stretch_protect_num : 10;
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uint32_t slave_scl_stretch_en : 1;
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uint32_t slave_scl_stretch_clr : 1;
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uint32_t slave_byte_ack_ctl_en : 1;
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uint32_t slave_byte_ack_level : 1;
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uint32_t reserved14 : 18;
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};
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uint32_t val;
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} scl_stretch_conf;
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uint32_t reserved_88;
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uint32_t reserved_8c;
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uint32_t reserved_90;
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uint32_t reserved_94;
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uint32_t reserved_98;
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uint32_t reserved_9c;
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uint32_t reserved_a0;
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uint32_t reserved_a4;
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uint32_t reserved_a8;
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uint32_t reserved_ac;
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uint32_t reserved_b0;
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uint32_t reserved_b4;
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uint32_t reserved_b8;
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uint32_t reserved_bc;
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uint32_t reserved_c0;
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uint32_t reserved_c4;
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uint32_t reserved_c8;
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uint32_t reserved_cc;
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uint32_t reserved_d0;
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uint32_t reserved_d4;
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uint32_t reserved_d8;
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uint32_t reserved_dc;
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uint32_t reserved_e0;
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uint32_t reserved_e4;
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uint32_t reserved_e8;
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uint32_t reserved_ec;
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uint32_t reserved_f0;
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uint32_t reserved_f4;
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uint32_t date;
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uint32_t reserved_fc;
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uint32_t txfifo_start_addr;
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uint32_t reserved_104;
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uint32_t reserved_108;
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uint32_t reserved_10c;
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uint32_t reserved_110;
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uint32_t reserved_114;
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uint32_t reserved_118;
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uint32_t reserved_11c;
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uint32_t reserved_120;
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uint32_t reserved_124;
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uint32_t reserved_128;
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uint32_t reserved_12c;
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uint32_t reserved_130;
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uint32_t reserved_134;
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uint32_t reserved_138;
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uint32_t reserved_13c;
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uint32_t reserved_140;
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uint32_t reserved_144;
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uint32_t reserved_148;
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uint32_t reserved_14c;
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uint32_t reserved_150;
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uint32_t reserved_154;
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uint32_t reserved_158;
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uint32_t reserved_15c;
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uint32_t reserved_160;
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uint32_t reserved_164;
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uint32_t reserved_168;
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uint32_t reserved_16c;
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uint32_t reserved_170;
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uint32_t reserved_174;
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uint32_t reserved_178;
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uint32_t reserved_17c;
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uint32_t rxfifo_start_addr;
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} i2c_dev_t;
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extern i2c_dev_t I2C0;
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#ifdef __cplusplus
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}
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#endif
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#endif /*_SOC_I2C_STRUCT_H_ */
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