mirror of
https://github.com/espressif/esp-idf.git
synced 2024-10-05 20:47:46 -04:00
Merge branch 'feature/esp32s2_i2c_driver' into 'master'
Feature: Add esp32-s2 I2C driver. Closes IDF-1278 and IDF-1026 See merge request espressif/esp-idf!7680
This commit is contained in:
Michael (XIAO Xufeng)
commit
661f4c430d
@ -303,8 +303,13 @@ esp_err_t i2c_driver_install(i2c_port_t i2c_num, i2c_mode_t mode, size_t slv_rx_
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i2c_hw_enable(i2c_num);
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//Disable I2C interrupt.
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i2c_hal_disable_intr_mask(&(i2c_context[i2c_num].hal), I2C_INTR_MASK);
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i2c_hal_clr_intsts_mask(&(i2c_context[i2c_num].hal), I2C_INTR_MASK);
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//hook isr handler
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i2c_isr_register(i2c_num, i2c_isr_handler_default, p_i2c_obj[i2c_num], intr_alloc_flags, &p_i2c_obj[i2c_num]->intr_handle);
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//Enable I2C slave rx interrupt
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if (mode == I2C_MODE_SLAVE) {
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i2c_hal_enable_slave_rx_it(&(i2c_context[i2c_num].hal));
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}
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return ESP_OK;
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err:
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@ -606,7 +611,6 @@ esp_err_t i2c_param_config(i2c_port_t i2c_num, const i2c_config_t *i2c_conf)
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//set timing for data
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i2c_hal_set_sda_timing(&(i2c_context[i2c_num].hal), I2C_SLAVE_SDA_SAMPLE_DEFAULT, I2C_SLAVE_SDA_HOLD_DEFAULT);
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i2c_hal_set_tout(&(i2c_context[i2c_num].hal), I2C_SLAVE_TIMEOUT_DEFAULT);
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i2c_hal_enable_slave_tx_it(&(i2c_context[i2c_num].hal));
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i2c_hal_enable_slave_rx_it(&(i2c_context[i2c_num].hal));
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} else {
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i2c_hal_master_init(&(i2c_context[i2c_num].hal), i2c_num);
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@ -787,22 +791,17 @@ esp_err_t i2c_set_pin(i2c_port_t i2c_num, int sda_io_num, int scl_io_num, bool s
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gpio_matrix_out(sda_io_num, sda_out_sig, 0, 0);
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gpio_matrix_in(sda_io_num, sda_in_sig, 0);
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}
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if (scl_io_num >= 0) {
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gpio_set_level(scl_io_num, I2C_IO_INIT_LEVEL);
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PIN_FUNC_SELECT(GPIO_PIN_MUX_REG[scl_io_num], PIN_FUNC_GPIO);
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if (mode == I2C_MODE_MASTER) {
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gpio_set_direction(scl_io_num, GPIO_MODE_INPUT_OUTPUT_OD);
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gpio_matrix_out(scl_io_num, scl_out_sig, 0, 0);
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} else {
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gpio_set_direction(scl_io_num, GPIO_MODE_INPUT);
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}
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gpio_set_direction(scl_io_num, GPIO_MODE_INPUT_OUTPUT_OD);
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gpio_matrix_out(scl_io_num, scl_out_sig, 0, 0);
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gpio_matrix_in(scl_io_num, scl_in_sig, 0);
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if (scl_pullup_en == GPIO_PULLUP_ENABLE) {
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gpio_set_pull_mode(scl_io_num, GPIO_PULLUP_ONLY);
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} else {
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gpio_set_pull_mode(scl_io_num, GPIO_FLOATING);
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}
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gpio_matrix_in(scl_io_num, scl_in_sig, 0);
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}
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#if !I2C_SUPPORT_HW_CLR_BUS
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i2c_context[i2c_num].scl_io_num = scl_io_num;
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@ -1,4 +1,4 @@
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// Copyright 2010-2019 Espressif Systems (Shanghai) PTE LTD
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// Copyright 2010-2020 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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@ -22,7 +22,7 @@ extern "C" {
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#define SOC_I2C_NUM (2)
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#define SOC_I2C_FIFO_LEN (32) /*!< I2C hardware FIFO depth */
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#define I2C_INTR_MASK (0x3fff) /*!< I2C all interrupt bitmap */
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#define I2C_INTR_MASK (0x1ffff) /*!< I2C all interrupt bitmap */
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//ESP32-S2 support hardware FSM reset
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#define I2C_SUPPORT_HW_FSM_RST (1)
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@ -1,9 +1,9 @@
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// Copyright 2017-2018 Espressif Systems (Shanghai) PTE LTD
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// Copyright 2015-2020 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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@ -76,12 +76,12 @@ extern "C" {
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#define I2C_MS_MODE_M (BIT(4))
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#define I2C_MS_MODE_V 0x1
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#define I2C_MS_MODE_S 4
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/* I2C_ACK_LEVEL : R/W ;bitpos:[3] ;default: 1'b1 ; */
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/* I2C_RX_FULL_ACK_LEVEL : R/W ;bitpos:[3] ;default: 1'b1 ; */
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/*description: */
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#define I2C_ACK_LEVEL (BIT(3))
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#define I2C_ACK_LEVEL_M (BIT(3))
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#define I2C_ACK_LEVEL_V 0x1
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#define I2C_ACK_LEVEL_S 3
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#define I2C_RX_FULL_ACK_LEVEL (BIT(3))
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#define I2C_RX_FULL_ACK_LEVEL_M (BIT(3))
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#define I2C_RX_FULL_ACK_LEVEL_V 0x1
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#define I2C_RX_FULL_ACK_LEVEL_S 3
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/* I2C_SAMPLE_SCL_LEVEL : R/W ;bitpos:[2] ;default: 1'b0 ; */
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/*description: */
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#define I2C_SAMPLE_SCL_LEVEL (BIT(2))
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@ -120,6 +120,12 @@ extern "C" {
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#define I2C_TXFIFO_CNT_M ((I2C_TXFIFO_CNT_V)<<(I2C_TXFIFO_CNT_S))
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#define I2C_TXFIFO_CNT_V 0x3F
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#define I2C_TXFIFO_CNT_S 18
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/* I2C_STRETCH_CAUSE : RO ;bitpos:[15:14] ;default: 2'b0 ; */
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/*description: */
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#define I2C_STRETCH_CAUSE 0x00000003
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#define I2C_STRETCH_CAUSE_M ((I2C_STRETCH_CAUSE_V)<<(I2C_STRETCH_CAUSE_S))
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#define I2C_STRETCH_CAUSE_V 0x3
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#define I2C_STRETCH_CAUSE_S 14
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/* I2C_RXFIFO_CNT : RO ;bitpos:[13:8] ;default: 6'b0 ; */
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/*description: */
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#define I2C_RXFIFO_CNT 0x0000003F
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@ -162,12 +168,12 @@ extern "C" {
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#define I2C_SLAVE_RW_M (BIT(1))
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#define I2C_SLAVE_RW_V 0x1
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#define I2C_SLAVE_RW_S 1
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/* I2C_ACK_REC : RO ;bitpos:[0] ;default: 1'b0 ; */
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/* I2C_RESP_REC : RO ;bitpos:[0] ;default: 1'b0 ; */
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/*description: */
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#define I2C_ACK_REC (BIT(0))
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#define I2C_ACK_REC_M (BIT(0))
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#define I2C_ACK_REC_V 0x1
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#define I2C_ACK_REC_S 0
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#define I2C_RESP_REC (BIT(0))
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#define I2C_RESP_REC_M (BIT(0))
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#define I2C_RESP_REC_V 0x1
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#define I2C_RESP_REC_S 0
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#define I2C_TO_REG(i) (REG_I2C_BASE(i) + 0x000c)
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/* I2C_TIME_OUT_EN : R/W ;bitpos:[24] ;default: 1'b0 ; */
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@ -197,19 +203,13 @@ extern "C" {
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#define I2C_SLAVE_ADDR_V 0x7FFF
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#define I2C_SLAVE_ADDR_S 0
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#define I2C_RXFIFO_ST_REG(i) (REG_I2C_BASE(i) + 0x0014)
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/* I2C_RXFIFO_INIT_WADDR : RO ;bitpos:[31:27] ;default: 5'b0 ; */
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#define I2C_FIFO_ST_REG(i) (REG_I2C_BASE(i) + 0x0014)
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/* I2C_SLAVE_RW_POINT : RO ;bitpos:[29:22] ;default: 8'b0 ; */
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/*description: */
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#define I2C_RXFIFO_INIT_WADDR 0x0000001F
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#define I2C_RXFIFO_INIT_WADDR_M ((I2C_RXFIFO_INIT_WADDR_V)<<(I2C_RXFIFO_INIT_WADDR_S))
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#define I2C_RXFIFO_INIT_WADDR_V 0x1F
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#define I2C_RXFIFO_INIT_WADDR_S 27
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/* I2C_TXFIFO_INIT_RADDR : RO ;bitpos:[26:22] ;default: 5'b0 ; */
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/*description: */
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#define I2C_TXFIFO_INIT_RADDR 0x0000001F
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#define I2C_TXFIFO_INIT_RADDR_M ((I2C_TXFIFO_INIT_RADDR_V)<<(I2C_TXFIFO_INIT_RADDR_S))
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#define I2C_TXFIFO_INIT_RADDR_V 0x1F
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#define I2C_TXFIFO_INIT_RADDR_S 22
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#define I2C_SLAVE_RW_POINT 0x000000FF
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#define I2C_SLAVE_RW_POINT_M ((I2C_SLAVE_RW_POINT_V)<<(I2C_SLAVE_RW_POINT_S))
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#define I2C_SLAVE_RW_POINT_V 0xFF
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#define I2C_SLAVE_RW_POINT_S 22
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/* I2C_TX_UPDATE : WO ;bitpos:[21] ;default: 1'b0 ; */
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/*description: */
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#define I2C_TX_UPDATE (BIT(21))
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@ -248,6 +248,12 @@ extern "C" {
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#define I2C_RXFIFO_START_ADDR_S 0
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#define I2C_FIFO_CONF_REG(i) (REG_I2C_BASE(i) + 0x0018)
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/* I2C_FIFO_PRT_EN : R/W ;bitpos:[26] ;default: 1'b1 ; */
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/*description: */
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#define I2C_FIFO_PRT_EN (BIT(26))
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#define I2C_FIFO_PRT_EN_M (BIT(26))
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#define I2C_FIFO_PRT_EN_V 0x1
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#define I2C_FIFO_PRT_EN_S 26
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/* I2C_NONFIFO_TX_THRES : R/W ;bitpos:[25:20] ;default: 6'h15 ; */
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/*description: */
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#define I2C_NONFIFO_TX_THRES 0x0000003F
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@ -284,20 +290,18 @@ extern "C" {
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#define I2C_NONFIFO_EN_M (BIT(10))
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#define I2C_NONFIFO_EN_V 0x1
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#define I2C_NONFIFO_EN_S 10
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/* I2C_TXFIFO_EMPTY_THRHD : R/W ;bitpos:[9:5] ;default: 5'h4 ; */
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/* I2C_TXFIFO_WM_THRHD : R/W ;bitpos:[9:5] ;default: 5'h4 ; */
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/*description: */
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#define I2C_TXFIFO_EMPTY_THRHD 0x0000001F
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#define I2C_TXFIFO_EMPTY_THRHD_M ((I2C_TXFIFO_EMPTY_THRHD_V)<<(I2C_TXFIFO_EMPTY_THRHD_S))
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#define I2C_TXFIFO_EMPTY_THRHD_V 0x1F
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#define I2C_TXFIFO_EMPTY_THRHD_S 5
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/* I2C_RXFIFO_FULL_THRHD : R/W ;bitpos:[4:0] ;default: 5'hb ; */
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#define I2C_TXFIFO_WM_THRHD 0x0000001F
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#define I2C_TXFIFO_WM_THRHD_M ((I2C_TXFIFO_WM_THRHD_V)<<(I2C_TXFIFO_WM_THRHD_S))
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#define I2C_TXFIFO_WM_THRHD_V 0x1F
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#define I2C_TXFIFO_WM_THRHD_S 5
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/* I2C_RXFIFO_WM_THRHD : R/W ;bitpos:[4:0] ;default: 5'hb ; */
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/*description: */
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#define I2C_RXFIFO_FULL_THRHD 0x0000001F
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#define I2C_RXFIFO_FULL_THRHD_M ((I2C_RXFIFO_FULL_THRHD_V)<<(I2C_RXFIFO_FULL_THRHD_S))
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#define I2C_RXFIFO_FULL_THRHD_V 0x1F
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#define I2C_RXFIFO_FULL_THRHD_S 0
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#define I2C_DATA_APB_REG(i) (0x60013000 + (i) * 0x14000 + 0x001c)
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#define I2C_RXFIFO_WM_THRHD 0x0000001F
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#define I2C_RXFIFO_WM_THRHD_M ((I2C_RXFIFO_WM_THRHD_V)<<(I2C_RXFIFO_WM_THRHD_S))
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#define I2C_RXFIFO_WM_THRHD_V 0x1F
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#define I2C_RXFIFO_WM_THRHD_S 0
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#define I2C_DATA_REG(i) (REG_I2C_BASE(i) + 0x001c)
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/* I2C_FIFO_RDATA : RO ;bitpos:[7:0] ;default: 8'b0 ; */
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@ -308,6 +312,12 @@ extern "C" {
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#define I2C_FIFO_RDATA_S 0
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#define I2C_INT_RAW_REG(i) (REG_I2C_BASE(i) + 0x0020)
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/* I2C_SLAVE_STRETCH_INT_RAW : RO ;bitpos:[16] ;default: 1'b0 ; */
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/*description: */
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#define I2C_SLAVE_STRETCH_INT_RAW (BIT(16))
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#define I2C_SLAVE_STRETCH_INT_RAW_M (BIT(16))
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#define I2C_SLAVE_STRETCH_INT_RAW_V 0x1
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#define I2C_SLAVE_STRETCH_INT_RAW_S 16
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/* I2C_DET_START_INT_RAW : RO ;bitpos:[15] ;default: 1'b0 ; */
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/*description: */
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#define I2C_DET_START_INT_RAW (BIT(15))
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@ -326,24 +336,24 @@ extern "C" {
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#define I2C_SCL_ST_TO_INT_RAW_M (BIT(13))
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#define I2C_SCL_ST_TO_INT_RAW_V 0x1
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#define I2C_SCL_ST_TO_INT_RAW_S 13
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/* I2C_TX_SEND_EMPTY_INT_RAW : RO ;bitpos:[12] ;default: 1'b0 ; */
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/* I2C_RXFIFO_UDF_INT_RAW : RO ;bitpos:[12] ;default: 1'b0 ; */
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/*description: */
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#define I2C_TX_SEND_EMPTY_INT_RAW (BIT(12))
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#define I2C_TX_SEND_EMPTY_INT_RAW_M (BIT(12))
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#define I2C_TX_SEND_EMPTY_INT_RAW_V 0x1
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#define I2C_TX_SEND_EMPTY_INT_RAW_S 12
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/* I2C_RX_REC_FULL_INT_RAW : RO ;bitpos:[11] ;default: 1'b0 ; */
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#define I2C_RXFIFO_UDF_INT_RAW (BIT(12))
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#define I2C_RXFIFO_UDF_INT_RAW_M (BIT(12))
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#define I2C_RXFIFO_UDF_INT_RAW_V 0x1
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#define I2C_RXFIFO_UDF_INT_RAW_S 12
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/* I2C_TXFIFO_OVF_INT_RAW : RO ;bitpos:[11] ;default: 1'b0 ; */
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/*description: */
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#define I2C_RX_REC_FULL_INT_RAW (BIT(11))
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#define I2C_RX_REC_FULL_INT_RAW_M (BIT(11))
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#define I2C_RX_REC_FULL_INT_RAW_V 0x1
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#define I2C_RX_REC_FULL_INT_RAW_S 11
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/* I2C_ACK_ERR_INT_RAW : RO ;bitpos:[10] ;default: 1'b0 ; */
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#define I2C_TXFIFO_OVF_INT_RAW (BIT(11))
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#define I2C_TXFIFO_OVF_INT_RAW_M (BIT(11))
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#define I2C_TXFIFO_OVF_INT_RAW_V 0x1
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#define I2C_TXFIFO_OVF_INT_RAW_S 11
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/* I2C_NACK_INT_RAW : RO ;bitpos:[10] ;default: 1'b0 ; */
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/*description: */
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#define I2C_ACK_ERR_INT_RAW (BIT(10))
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#define I2C_ACK_ERR_INT_RAW_M (BIT(10))
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#define I2C_ACK_ERR_INT_RAW_V 0x1
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#define I2C_ACK_ERR_INT_RAW_S 10
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#define I2C_NACK_INT_RAW (BIT(10))
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#define I2C_NACK_INT_RAW_M (BIT(10))
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#define I2C_NACK_INT_RAW_V 0x1
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#define I2C_NACK_INT_RAW_S 10
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/* I2C_TRANS_START_INT_RAW : RO ;bitpos:[9] ;default: 1'b0 ; */
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/*description: */
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#define I2C_TRANS_START_INT_RAW (BIT(9))
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@ -362,24 +372,24 @@ extern "C" {
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#define I2C_TRANS_COMPLETE_INT_RAW_M (BIT(7))
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#define I2C_TRANS_COMPLETE_INT_RAW_V 0x1
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#define I2C_TRANS_COMPLETE_INT_RAW_S 7
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/* I2C_MASTER_TRAN_COMP_INT_RAW : RO ;bitpos:[6] ;default: 1'b0 ; */
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/* I2C_MST_TXFIFO_UDF_INT_RAW : RO ;bitpos:[6] ;default: 1'b0 ; */
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/*description: */
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#define I2C_MASTER_TRAN_COMP_INT_RAW (BIT(6))
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#define I2C_MASTER_TRAN_COMP_INT_RAW_M (BIT(6))
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#define I2C_MASTER_TRAN_COMP_INT_RAW_V 0x1
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#define I2C_MASTER_TRAN_COMP_INT_RAW_S 6
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#define I2C_MST_TXFIFO_UDF_INT_RAW (BIT(6))
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#define I2C_MST_TXFIFO_UDF_INT_RAW_M (BIT(6))
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#define I2C_MST_TXFIFO_UDF_INT_RAW_V 0x1
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#define I2C_MST_TXFIFO_UDF_INT_RAW_S 6
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/* I2C_ARBITRATION_LOST_INT_RAW : RO ;bitpos:[5] ;default: 1'b0 ; */
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/*description: */
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#define I2C_ARBITRATION_LOST_INT_RAW (BIT(5))
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#define I2C_ARBITRATION_LOST_INT_RAW_M (BIT(5))
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#define I2C_ARBITRATION_LOST_INT_RAW_V 0x1
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#define I2C_ARBITRATION_LOST_INT_RAW_S 5
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/* I2C_SLAVE_TRAN_COMP_INT_RAW : RO ;bitpos:[4] ;default: 1'b0 ; */
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/* I2C_BYTE_TRANS_DONE_INT_RAW : RO ;bitpos:[4] ;default: 1'b0 ; */
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/*description: */
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#define I2C_SLAVE_TRAN_COMP_INT_RAW (BIT(4))
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#define I2C_SLAVE_TRAN_COMP_INT_RAW_M (BIT(4))
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#define I2C_SLAVE_TRAN_COMP_INT_RAW_V 0x1
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#define I2C_SLAVE_TRAN_COMP_INT_RAW_S 4
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#define I2C_BYTE_TRANS_DONE_INT_RAW (BIT(4))
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#define I2C_BYTE_TRANS_DONE_INT_RAW_M (BIT(4))
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#define I2C_BYTE_TRANS_DONE_INT_RAW_V 0x1
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#define I2C_BYTE_TRANS_DONE_INT_RAW_S 4
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/* I2C_END_DETECT_INT_RAW : RO ;bitpos:[3] ;default: 1'b0 ; */
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/*description: */
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#define I2C_END_DETECT_INT_RAW (BIT(3))
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@ -392,20 +402,26 @@ extern "C" {
|
||||
#define I2C_RXFIFO_OVF_INT_RAW_M (BIT(2))
|
||||
#define I2C_RXFIFO_OVF_INT_RAW_V 0x1
|
||||
#define I2C_RXFIFO_OVF_INT_RAW_S 2
|
||||
/* I2C_TXFIFO_EMPTY_INT_RAW : RO ;bitpos:[1] ;default: 1'b0 ; */
|
||||
/* I2C_TXFIFO_WM_INT_RAW : RO ;bitpos:[1] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_TXFIFO_EMPTY_INT_RAW (BIT(1))
|
||||
#define I2C_TXFIFO_EMPTY_INT_RAW_M (BIT(1))
|
||||
#define I2C_TXFIFO_EMPTY_INT_RAW_V 0x1
|
||||
#define I2C_TXFIFO_EMPTY_INT_RAW_S 1
|
||||
/* I2C_RXFIFO_FULL_INT_RAW : RO ;bitpos:[0] ;default: 1'b0 ; */
|
||||
#define I2C_TXFIFO_WM_INT_RAW (BIT(1))
|
||||
#define I2C_TXFIFO_WM_INT_RAW_M (BIT(1))
|
||||
#define I2C_TXFIFO_WM_INT_RAW_V 0x1
|
||||
#define I2C_TXFIFO_WM_INT_RAW_S 1
|
||||
/* I2C_RXFIFO_WM_INT_RAW : RO ;bitpos:[0] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_RXFIFO_FULL_INT_RAW (BIT(0))
|
||||
#define I2C_RXFIFO_FULL_INT_RAW_M (BIT(0))
|
||||
#define I2C_RXFIFO_FULL_INT_RAW_V 0x1
|
||||
#define I2C_RXFIFO_FULL_INT_RAW_S 0
|
||||
#define I2C_RXFIFO_WM_INT_RAW (BIT(0))
|
||||
#define I2C_RXFIFO_WM_INT_RAW_M (BIT(0))
|
||||
#define I2C_RXFIFO_WM_INT_RAW_V 0x1
|
||||
#define I2C_RXFIFO_WM_INT_RAW_S 0
|
||||
|
||||
#define I2C_INT_CLR_REG(i) (REG_I2C_BASE(i) + 0x0024)
|
||||
/* I2C_SLAVE_STRETCH_INT_CLR : WO ;bitpos:[16] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_SLAVE_STRETCH_INT_CLR (BIT(16))
|
||||
#define I2C_SLAVE_STRETCH_INT_CLR_M (BIT(16))
|
||||
#define I2C_SLAVE_STRETCH_INT_CLR_V 0x1
|
||||
#define I2C_SLAVE_STRETCH_INT_CLR_S 16
|
||||
/* I2C_DET_START_INT_CLR : WO ;bitpos:[15] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_DET_START_INT_CLR (BIT(15))
|
||||
@ -424,24 +440,24 @@ extern "C" {
|
||||
#define I2C_SCL_ST_TO_INT_CLR_M (BIT(13))
|
||||
#define I2C_SCL_ST_TO_INT_CLR_V 0x1
|
||||
#define I2C_SCL_ST_TO_INT_CLR_S 13
|
||||
/* I2C_TX_SEND_EMPTY_INT_CLR : WO ;bitpos:[12] ;default: 1'b0 ; */
|
||||
/* I2C_RXFIFO_UDF_INT_CLR : WO ;bitpos:[12] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_TX_SEND_EMPTY_INT_CLR (BIT(12))
|
||||
#define I2C_TX_SEND_EMPTY_INT_CLR_M (BIT(12))
|
||||
#define I2C_TX_SEND_EMPTY_INT_CLR_V 0x1
|
||||
#define I2C_TX_SEND_EMPTY_INT_CLR_S 12
|
||||
/* I2C_RX_REC_FULL_INT_CLR : WO ;bitpos:[11] ;default: 1'b0 ; */
|
||||
#define I2C_RXFIFO_UDF_INT_CLR (BIT(12))
|
||||
#define I2C_RXFIFO_UDF_INT_CLR_M (BIT(12))
|
||||
#define I2C_RXFIFO_UDF_INT_CLR_V 0x1
|
||||
#define I2C_RXFIFO_UDF_INT_CLR_S 12
|
||||
/* I2C_TXFIFO_OVF_INT_CLR : WO ;bitpos:[11] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_RX_REC_FULL_INT_CLR (BIT(11))
|
||||
#define I2C_RX_REC_FULL_INT_CLR_M (BIT(11))
|
||||
#define I2C_RX_REC_FULL_INT_CLR_V 0x1
|
||||
#define I2C_RX_REC_FULL_INT_CLR_S 11
|
||||
/* I2C_ACK_ERR_INT_CLR : WO ;bitpos:[10] ;default: 1'b0 ; */
|
||||
#define I2C_TXFIFO_OVF_INT_CLR (BIT(11))
|
||||
#define I2C_TXFIFO_OVF_INT_CLR_M (BIT(11))
|
||||
#define I2C_TXFIFO_OVF_INT_CLR_V 0x1
|
||||
#define I2C_TXFIFO_OVF_INT_CLR_S 11
|
||||
/* I2C_NACK_INT_CLR : WO ;bitpos:[10] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_ACK_ERR_INT_CLR (BIT(10))
|
||||
#define I2C_ACK_ERR_INT_CLR_M (BIT(10))
|
||||
#define I2C_ACK_ERR_INT_CLR_V 0x1
|
||||
#define I2C_ACK_ERR_INT_CLR_S 10
|
||||
#define I2C_NACK_INT_CLR (BIT(10))
|
||||
#define I2C_NACK_INT_CLR_M (BIT(10))
|
||||
#define I2C_NACK_INT_CLR_V 0x1
|
||||
#define I2C_NACK_INT_CLR_S 10
|
||||
/* I2C_TRANS_START_INT_CLR : WO ;bitpos:[9] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_TRANS_START_INT_CLR (BIT(9))
|
||||
@ -460,24 +476,24 @@ extern "C" {
|
||||
#define I2C_TRANS_COMPLETE_INT_CLR_M (BIT(7))
|
||||
#define I2C_TRANS_COMPLETE_INT_CLR_V 0x1
|
||||
#define I2C_TRANS_COMPLETE_INT_CLR_S 7
|
||||
/* I2C_MASTER_TRAN_COMP_INT_CLR : WO ;bitpos:[6] ;default: 1'b0 ; */
|
||||
/* I2C_MST_TXFIFO_UDF_INT_CLR : WO ;bitpos:[6] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_MASTER_TRAN_COMP_INT_CLR (BIT(6))
|
||||
#define I2C_MASTER_TRAN_COMP_INT_CLR_M (BIT(6))
|
||||
#define I2C_MASTER_TRAN_COMP_INT_CLR_V 0x1
|
||||
#define I2C_MASTER_TRAN_COMP_INT_CLR_S 6
|
||||
#define I2C_MST_TXFIFO_UDF_INT_CLR (BIT(6))
|
||||
#define I2C_MST_TXFIFO_UDF_INT_CLR_M (BIT(6))
|
||||
#define I2C_MST_TXFIFO_UDF_INT_CLR_V 0x1
|
||||
#define I2C_MST_TXFIFO_UDF_INT_CLR_S 6
|
||||
/* I2C_ARBITRATION_LOST_INT_CLR : WO ;bitpos:[5] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_ARBITRATION_LOST_INT_CLR (BIT(5))
|
||||
#define I2C_ARBITRATION_LOST_INT_CLR_M (BIT(5))
|
||||
#define I2C_ARBITRATION_LOST_INT_CLR_V 0x1
|
||||
#define I2C_ARBITRATION_LOST_INT_CLR_S 5
|
||||
/* I2C_SLAVE_TRAN_COMP_INT_CLR : WO ;bitpos:[4] ;default: 1'b0 ; */
|
||||
/* I2C_BYTE_TRANS_DONE_INT_CLR : WO ;bitpos:[4] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_SLAVE_TRAN_COMP_INT_CLR (BIT(4))
|
||||
#define I2C_SLAVE_TRAN_COMP_INT_CLR_M (BIT(4))
|
||||
#define I2C_SLAVE_TRAN_COMP_INT_CLR_V 0x1
|
||||
#define I2C_SLAVE_TRAN_COMP_INT_CLR_S 4
|
||||
#define I2C_BYTE_TRANS_DONE_INT_CLR (BIT(4))
|
||||
#define I2C_BYTE_TRANS_DONE_INT_CLR_M (BIT(4))
|
||||
#define I2C_BYTE_TRANS_DONE_INT_CLR_V 0x1
|
||||
#define I2C_BYTE_TRANS_DONE_INT_CLR_S 4
|
||||
/* I2C_END_DETECT_INT_CLR : WO ;bitpos:[3] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_END_DETECT_INT_CLR (BIT(3))
|
||||
@ -490,20 +506,26 @@ extern "C" {
|
||||
#define I2C_RXFIFO_OVF_INT_CLR_M (BIT(2))
|
||||
#define I2C_RXFIFO_OVF_INT_CLR_V 0x1
|
||||
#define I2C_RXFIFO_OVF_INT_CLR_S 2
|
||||
/* I2C_TXFIFO_EMPTY_INT_CLR : WO ;bitpos:[1] ;default: 1'b0 ; */
|
||||
/* I2C_TXFIFO_WM_INT_CLR : WO ;bitpos:[1] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_TXFIFO_EMPTY_INT_CLR (BIT(1))
|
||||
#define I2C_TXFIFO_EMPTY_INT_CLR_M (BIT(1))
|
||||
#define I2C_TXFIFO_EMPTY_INT_CLR_V 0x1
|
||||
#define I2C_TXFIFO_EMPTY_INT_CLR_S 1
|
||||
/* I2C_RXFIFO_FULL_INT_CLR : WO ;bitpos:[0] ;default: 1'b0 ; */
|
||||
#define I2C_TXFIFO_WM_INT_CLR (BIT(1))
|
||||
#define I2C_TXFIFO_WM_INT_CLR_M (BIT(1))
|
||||
#define I2C_TXFIFO_WM_INT_CLR_V 0x1
|
||||
#define I2C_TXFIFO_WM_INT_CLR_S 1
|
||||
/* I2C_RXFIFO_WM_INT_CLR : WO ;bitpos:[0] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_RXFIFO_FULL_INT_CLR (BIT(0))
|
||||
#define I2C_RXFIFO_FULL_INT_CLR_M (BIT(0))
|
||||
#define I2C_RXFIFO_FULL_INT_CLR_V 0x1
|
||||
#define I2C_RXFIFO_FULL_INT_CLR_S 0
|
||||
#define I2C_RXFIFO_WM_INT_CLR (BIT(0))
|
||||
#define I2C_RXFIFO_WM_INT_CLR_M (BIT(0))
|
||||
#define I2C_RXFIFO_WM_INT_CLR_V 0x1
|
||||
#define I2C_RXFIFO_WM_INT_CLR_S 0
|
||||
|
||||
#define I2C_INT_ENA_REG(i) (REG_I2C_BASE(i) + 0x0028)
|
||||
/* I2C_SLAVE_STRETCH_INT_ENA : R/W ;bitpos:[16] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_SLAVE_STRETCH_INT_ENA (BIT(16))
|
||||
#define I2C_SLAVE_STRETCH_INT_ENA_M (BIT(16))
|
||||
#define I2C_SLAVE_STRETCH_INT_ENA_V 0x1
|
||||
#define I2C_SLAVE_STRETCH_INT_ENA_S 16
|
||||
/* I2C_DET_START_INT_ENA : R/W ;bitpos:[15] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_DET_START_INT_ENA (BIT(15))
|
||||
@ -522,24 +544,24 @@ extern "C" {
|
||||
#define I2C_SCL_ST_TO_INT_ENA_M (BIT(13))
|
||||
#define I2C_SCL_ST_TO_INT_ENA_V 0x1
|
||||
#define I2C_SCL_ST_TO_INT_ENA_S 13
|
||||
/* I2C_TX_SEND_EMPTY_INT_ENA : R/W ;bitpos:[12] ;default: 1'b0 ; */
|
||||
/* I2C_RXFIFO_UDF_INT_ENA : R/W ;bitpos:[12] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_TX_SEND_EMPTY_INT_ENA (BIT(12))
|
||||
#define I2C_TX_SEND_EMPTY_INT_ENA_M (BIT(12))
|
||||
#define I2C_TX_SEND_EMPTY_INT_ENA_V 0x1
|
||||
#define I2C_TX_SEND_EMPTY_INT_ENA_S 12
|
||||
/* I2C_RX_REC_FULL_INT_ENA : R/W ;bitpos:[11] ;default: 1'b0 ; */
|
||||
#define I2C_RXFIFO_UDF_INT_ENA (BIT(12))
|
||||
#define I2C_RXFIFO_UDF_INT_ENA_M (BIT(12))
|
||||
#define I2C_RXFIFO_UDF_INT_ENA_V 0x1
|
||||
#define I2C_RXFIFO_UDF_INT_ENA_S 12
|
||||
/* I2C_TXFIFO_OVF_INT_ENA : R/W ;bitpos:[11] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_RX_REC_FULL_INT_ENA (BIT(11))
|
||||
#define I2C_RX_REC_FULL_INT_ENA_M (BIT(11))
|
||||
#define I2C_RX_REC_FULL_INT_ENA_V 0x1
|
||||
#define I2C_RX_REC_FULL_INT_ENA_S 11
|
||||
/* I2C_ACK_ERR_INT_ENA : R/W ;bitpos:[10] ;default: 1'b0 ; */
|
||||
#define I2C_TXFIFO_OVF_INT_ENA (BIT(11))
|
||||
#define I2C_TXFIFO_OVF_INT_ENA_M (BIT(11))
|
||||
#define I2C_TXFIFO_OVF_INT_ENA_V 0x1
|
||||
#define I2C_TXFIFO_OVF_INT_ENA_S 11
|
||||
/* I2C_NACK_INT_ENA : R/W ;bitpos:[10] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_ACK_ERR_INT_ENA (BIT(10))
|
||||
#define I2C_ACK_ERR_INT_ENA_M (BIT(10))
|
||||
#define I2C_ACK_ERR_INT_ENA_V 0x1
|
||||
#define I2C_ACK_ERR_INT_ENA_S 10
|
||||
#define I2C_NACK_INT_ENA (BIT(10))
|
||||
#define I2C_NACK_INT_ENA_M (BIT(10))
|
||||
#define I2C_NACK_INT_ENA_V 0x1
|
||||
#define I2C_NACK_INT_ENA_S 10
|
||||
/* I2C_TRANS_START_INT_ENA : R/W ;bitpos:[9] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_TRANS_START_INT_ENA (BIT(9))
|
||||
@ -558,24 +580,24 @@ extern "C" {
|
||||
#define I2C_TRANS_COMPLETE_INT_ENA_M (BIT(7))
|
||||
#define I2C_TRANS_COMPLETE_INT_ENA_V 0x1
|
||||
#define I2C_TRANS_COMPLETE_INT_ENA_S 7
|
||||
/* I2C_MASTER_TRAN_COMP_INT_ENA : R/W ;bitpos:[6] ;default: 1'b0 ; */
|
||||
/* I2C_MST_TXFIFO_UDF_INT_ENA : R/W ;bitpos:[6] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_MASTER_TRAN_COMP_INT_ENA (BIT(6))
|
||||
#define I2C_MASTER_TRAN_COMP_INT_ENA_M (BIT(6))
|
||||
#define I2C_MASTER_TRAN_COMP_INT_ENA_V 0x1
|
||||
#define I2C_MASTER_TRAN_COMP_INT_ENA_S 6
|
||||
#define I2C_MST_TXFIFO_UDF_INT_ENA (BIT(6))
|
||||
#define I2C_MST_TXFIFO_UDF_INT_ENA_M (BIT(6))
|
||||
#define I2C_MST_TXFIFO_UDF_INT_ENA_V 0x1
|
||||
#define I2C_MST_TXFIFO_UDF_INT_ENA_S 6
|
||||
/* I2C_ARBITRATION_LOST_INT_ENA : R/W ;bitpos:[5] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_ARBITRATION_LOST_INT_ENA (BIT(5))
|
||||
#define I2C_ARBITRATION_LOST_INT_ENA_M (BIT(5))
|
||||
#define I2C_ARBITRATION_LOST_INT_ENA_V 0x1
|
||||
#define I2C_ARBITRATION_LOST_INT_ENA_S 5
|
||||
/* I2C_SLAVE_TRAN_COMP_INT_ENA : R/W ;bitpos:[4] ;default: 1'b0 ; */
|
||||
/* I2C_BYTE_TRANS_DONE_INT_ENA : R/W ;bitpos:[4] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_SLAVE_TRAN_COMP_INT_ENA (BIT(4))
|
||||
#define I2C_SLAVE_TRAN_COMP_INT_ENA_M (BIT(4))
|
||||
#define I2C_SLAVE_TRAN_COMP_INT_ENA_V 0x1
|
||||
#define I2C_SLAVE_TRAN_COMP_INT_ENA_S 4
|
||||
#define I2C_BYTE_TRANS_DONE_INT_ENA (BIT(4))
|
||||
#define I2C_BYTE_TRANS_DONE_INT_ENA_M (BIT(4))
|
||||
#define I2C_BYTE_TRANS_DONE_INT_ENA_V 0x1
|
||||
#define I2C_BYTE_TRANS_DONE_INT_ENA_S 4
|
||||
/* I2C_END_DETECT_INT_ENA : R/W ;bitpos:[3] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_END_DETECT_INT_ENA (BIT(3))
|
||||
@ -588,20 +610,26 @@ extern "C" {
|
||||
#define I2C_RXFIFO_OVF_INT_ENA_M (BIT(2))
|
||||
#define I2C_RXFIFO_OVF_INT_ENA_V 0x1
|
||||
#define I2C_RXFIFO_OVF_INT_ENA_S 2
|
||||
/* I2C_TXFIFO_EMPTY_INT_ENA : R/W ;bitpos:[1] ;default: 1'b0 ; */
|
||||
/* I2C_TXFIFO_WM_INT_ENA : R/W ;bitpos:[1] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_TXFIFO_EMPTY_INT_ENA (BIT(1))
|
||||
#define I2C_TXFIFO_EMPTY_INT_ENA_M (BIT(1))
|
||||
#define I2C_TXFIFO_EMPTY_INT_ENA_V 0x1
|
||||
#define I2C_TXFIFO_EMPTY_INT_ENA_S 1
|
||||
/* I2C_RXFIFO_FULL_INT_ENA : R/W ;bitpos:[0] ;default: 1'b0 ; */
|
||||
#define I2C_TXFIFO_WM_INT_ENA (BIT(1))
|
||||
#define I2C_TXFIFO_WM_INT_ENA_M (BIT(1))
|
||||
#define I2C_TXFIFO_WM_INT_ENA_V 0x1
|
||||
#define I2C_TXFIFO_WM_INT_ENA_S 1
|
||||
/* I2C_RXFIFO_WM_INT_ENA : R/W ;bitpos:[0] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_RXFIFO_FULL_INT_ENA (BIT(0))
|
||||
#define I2C_RXFIFO_FULL_INT_ENA_M (BIT(0))
|
||||
#define I2C_RXFIFO_FULL_INT_ENA_V 0x1
|
||||
#define I2C_RXFIFO_FULL_INT_ENA_S 0
|
||||
#define I2C_RXFIFO_WM_INT_ENA (BIT(0))
|
||||
#define I2C_RXFIFO_WM_INT_ENA_M (BIT(0))
|
||||
#define I2C_RXFIFO_WM_INT_ENA_V 0x1
|
||||
#define I2C_RXFIFO_WM_INT_ENA_S 0
|
||||
|
||||
#define I2C_INT_STATUS_REG(i) (REG_I2C_BASE(i) + 0x002c)
|
||||
/* I2C_SLAVE_STRETCH_INT_ST : RO ;bitpos:[16] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_SLAVE_STRETCH_INT_ST (BIT(16))
|
||||
#define I2C_SLAVE_STRETCH_INT_ST_M (BIT(16))
|
||||
#define I2C_SLAVE_STRETCH_INT_ST_V 0x1
|
||||
#define I2C_SLAVE_STRETCH_INT_ST_S 16
|
||||
/* I2C_DET_START_INT_ST : RO ;bitpos:[15] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_DET_START_INT_ST (BIT(15))
|
||||
@ -620,24 +648,24 @@ extern "C" {
|
||||
#define I2C_SCL_ST_TO_INT_ST_M (BIT(13))
|
||||
#define I2C_SCL_ST_TO_INT_ST_V 0x1
|
||||
#define I2C_SCL_ST_TO_INT_ST_S 13
|
||||
/* I2C_TX_SEND_EMPTY_INT_ST : RO ;bitpos:[12] ;default: 1'b0 ; */
|
||||
/* I2C_RXFIFO_UDF_INT_ST : RO ;bitpos:[12] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_TX_SEND_EMPTY_INT_ST (BIT(12))
|
||||
#define I2C_TX_SEND_EMPTY_INT_ST_M (BIT(12))
|
||||
#define I2C_TX_SEND_EMPTY_INT_ST_V 0x1
|
||||
#define I2C_TX_SEND_EMPTY_INT_ST_S 12
|
||||
/* I2C_RX_REC_FULL_INT_ST : RO ;bitpos:[11] ;default: 1'b0 ; */
|
||||
#define I2C_RXFIFO_UDF_INT_ST (BIT(12))
|
||||
#define I2C_RXFIFO_UDF_INT_ST_M (BIT(12))
|
||||
#define I2C_RXFIFO_UDF_INT_ST_V 0x1
|
||||
#define I2C_RXFIFO_UDF_INT_ST_S 12
|
||||
/* I2C_TXFIFO_OVF_INT_ST : RO ;bitpos:[11] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_RX_REC_FULL_INT_ST (BIT(11))
|
||||
#define I2C_RX_REC_FULL_INT_ST_M (BIT(11))
|
||||
#define I2C_RX_REC_FULL_INT_ST_V 0x1
|
||||
#define I2C_RX_REC_FULL_INT_ST_S 11
|
||||
/* I2C_ACK_ERR_INT_ST : RO ;bitpos:[10] ;default: 1'b0 ; */
|
||||
#define I2C_TXFIFO_OVF_INT_ST (BIT(11))
|
||||
#define I2C_TXFIFO_OVF_INT_ST_M (BIT(11))
|
||||
#define I2C_TXFIFO_OVF_INT_ST_V 0x1
|
||||
#define I2C_TXFIFO_OVF_INT_ST_S 11
|
||||
/* I2C_NACK_INT_ST : RO ;bitpos:[10] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_ACK_ERR_INT_ST (BIT(10))
|
||||
#define I2C_ACK_ERR_INT_ST_M (BIT(10))
|
||||
#define I2C_ACK_ERR_INT_ST_V 0x1
|
||||
#define I2C_ACK_ERR_INT_ST_S 10
|
||||
#define I2C_NACK_INT_ST (BIT(10))
|
||||
#define I2C_NACK_INT_ST_M (BIT(10))
|
||||
#define I2C_NACK_INT_ST_V 0x1
|
||||
#define I2C_NACK_INT_ST_S 10
|
||||
/* I2C_TRANS_START_INT_ST : RO ;bitpos:[9] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_TRANS_START_INT_ST (BIT(9))
|
||||
@ -656,24 +684,24 @@ extern "C" {
|
||||
#define I2C_TRANS_COMPLETE_INT_ST_M (BIT(7))
|
||||
#define I2C_TRANS_COMPLETE_INT_ST_V 0x1
|
||||
#define I2C_TRANS_COMPLETE_INT_ST_S 7
|
||||
/* I2C_MASTER_TRAN_COMP_INT_ST : RO ;bitpos:[6] ;default: 1'b0 ; */
|
||||
/* I2C_MST_TXFIFO_UDF_INT_ST : RO ;bitpos:[6] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_MASTER_TRAN_COMP_INT_ST (BIT(6))
|
||||
#define I2C_MASTER_TRAN_COMP_INT_ST_M (BIT(6))
|
||||
#define I2C_MASTER_TRAN_COMP_INT_ST_V 0x1
|
||||
#define I2C_MASTER_TRAN_COMP_INT_ST_S 6
|
||||
#define I2C_MST_TXFIFO_UDF_INT_ST (BIT(6))
|
||||
#define I2C_MST_TXFIFO_UDF_INT_ST_M (BIT(6))
|
||||
#define I2C_MST_TXFIFO_UDF_INT_ST_V 0x1
|
||||
#define I2C_MST_TXFIFO_UDF_INT_ST_S 6
|
||||
/* I2C_ARBITRATION_LOST_INT_ST : RO ;bitpos:[5] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_ARBITRATION_LOST_INT_ST (BIT(5))
|
||||
#define I2C_ARBITRATION_LOST_INT_ST_M (BIT(5))
|
||||
#define I2C_ARBITRATION_LOST_INT_ST_V 0x1
|
||||
#define I2C_ARBITRATION_LOST_INT_ST_S 5
|
||||
/* I2C_SLAVE_TRAN_COMP_INT_ST : RO ;bitpos:[4] ;default: 1'b0 ; */
|
||||
/* I2C_BYTE_TRANS_DONE_INT_ST : RO ;bitpos:[4] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_SLAVE_TRAN_COMP_INT_ST (BIT(4))
|
||||
#define I2C_SLAVE_TRAN_COMP_INT_ST_M (BIT(4))
|
||||
#define I2C_SLAVE_TRAN_COMP_INT_ST_V 0x1
|
||||
#define I2C_SLAVE_TRAN_COMP_INT_ST_S 4
|
||||
#define I2C_BYTE_TRANS_DONE_INT_ST (BIT(4))
|
||||
#define I2C_BYTE_TRANS_DONE_INT_ST_M (BIT(4))
|
||||
#define I2C_BYTE_TRANS_DONE_INT_ST_V 0x1
|
||||
#define I2C_BYTE_TRANS_DONE_INT_ST_S 4
|
||||
/* I2C_END_DETECT_INT_ST : RO ;bitpos:[3] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_END_DETECT_INT_ST (BIT(3))
|
||||
@ -686,18 +714,18 @@ extern "C" {
|
||||
#define I2C_RXFIFO_OVF_INT_ST_M (BIT(2))
|
||||
#define I2C_RXFIFO_OVF_INT_ST_V 0x1
|
||||
#define I2C_RXFIFO_OVF_INT_ST_S 2
|
||||
/* I2C_TXFIFO_EMPTY_INT_ST : RO ;bitpos:[1] ;default: 1'b0 ; */
|
||||
/* I2C_TXFIFO_WM_INT_ST : RO ;bitpos:[1] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_TXFIFO_EMPTY_INT_ST (BIT(1))
|
||||
#define I2C_TXFIFO_EMPTY_INT_ST_M (BIT(1))
|
||||
#define I2C_TXFIFO_EMPTY_INT_ST_V 0x1
|
||||
#define I2C_TXFIFO_EMPTY_INT_ST_S 1
|
||||
/* I2C_RXFIFO_FULL_INT_ST : RO ;bitpos:[0] ;default: 1'b0 ; */
|
||||
#define I2C_TXFIFO_WM_INT_ST (BIT(1))
|
||||
#define I2C_TXFIFO_WM_INT_ST_M (BIT(1))
|
||||
#define I2C_TXFIFO_WM_INT_ST_V 0x1
|
||||
#define I2C_TXFIFO_WM_INT_ST_S 1
|
||||
/* I2C_RXFIFO_WM_INT_ST : RO ;bitpos:[0] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_RXFIFO_FULL_INT_ST (BIT(0))
|
||||
#define I2C_RXFIFO_FULL_INT_ST_M (BIT(0))
|
||||
#define I2C_RXFIFO_FULL_INT_ST_V 0x1
|
||||
#define I2C_RXFIFO_FULL_INT_ST_S 0
|
||||
#define I2C_RXFIFO_WM_INT_ST (BIT(0))
|
||||
#define I2C_RXFIFO_WM_INT_ST_M (BIT(0))
|
||||
#define I2C_RXFIFO_WM_INT_ST_V 0x1
|
||||
#define I2C_RXFIFO_WM_INT_ST_S 0
|
||||
|
||||
#define I2C_SDA_HOLD_REG(i) (REG_I2C_BASE(i) + 0x0030)
|
||||
/* I2C_SDA_HOLD_TIME : R/W ;bitpos:[9:0] ;default: 10'b0 ; */
|
||||
@ -762,31 +790,31 @@ extern "C" {
|
||||
#define I2C_SCL_STOP_SETUP_TIME_S 0
|
||||
|
||||
#define I2C_SCL_FILTER_CFG_REG(i) (REG_I2C_BASE(i) + 0x0050)
|
||||
/* I2C_SCL_FILTER_EN : R/W ;bitpos:[3] ;default: 1'b1 ; */
|
||||
/* I2C_SCL_FILTER_EN : R/W ;bitpos:[4] ;default: 1'b1 ; */
|
||||
/*description: */
|
||||
#define I2C_SCL_FILTER_EN (BIT(3))
|
||||
#define I2C_SCL_FILTER_EN_M (BIT(3))
|
||||
#define I2C_SCL_FILTER_EN (BIT(4))
|
||||
#define I2C_SCL_FILTER_EN_M (BIT(4))
|
||||
#define I2C_SCL_FILTER_EN_V 0x1
|
||||
#define I2C_SCL_FILTER_EN_S 3
|
||||
/* I2C_SCL_FILTER_THRES : R/W ;bitpos:[2:0] ;default: 3'b0 ; */
|
||||
#define I2C_SCL_FILTER_EN_S 4
|
||||
/* I2C_SCL_FILTER_THRES : R/W ;bitpos:[3:0] ;default: 4'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_SCL_FILTER_THRES 0x00000007
|
||||
#define I2C_SCL_FILTER_THRES 0x0000000F
|
||||
#define I2C_SCL_FILTER_THRES_M ((I2C_SCL_FILTER_THRES_V)<<(I2C_SCL_FILTER_THRES_S))
|
||||
#define I2C_SCL_FILTER_THRES_V 0x7
|
||||
#define I2C_SCL_FILTER_THRES_V 0xF
|
||||
#define I2C_SCL_FILTER_THRES_S 0
|
||||
|
||||
#define I2C_SDA_FILTER_CFG_REG(i) (REG_I2C_BASE(i) + 0x0054)
|
||||
/* I2C_SDA_FILTER_EN : R/W ;bitpos:[3] ;default: 1'b1 ; */
|
||||
/* I2C_SDA_FILTER_EN : R/W ;bitpos:[4] ;default: 1'b1 ; */
|
||||
/*description: */
|
||||
#define I2C_SDA_FILTER_EN (BIT(3))
|
||||
#define I2C_SDA_FILTER_EN_M (BIT(3))
|
||||
#define I2C_SDA_FILTER_EN (BIT(4))
|
||||
#define I2C_SDA_FILTER_EN_M (BIT(4))
|
||||
#define I2C_SDA_FILTER_EN_V 0x1
|
||||
#define I2C_SDA_FILTER_EN_S 3
|
||||
/* I2C_SDA_FILTER_THRES : R/W ;bitpos:[2:0] ;default: 3'b0 ; */
|
||||
#define I2C_SDA_FILTER_EN_S 4
|
||||
/* I2C_SDA_FILTER_THRES : R/W ;bitpos:[3:0] ;default: 4'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_SDA_FILTER_THRES 0x00000007
|
||||
#define I2C_SDA_FILTER_THRES 0x0000000F
|
||||
#define I2C_SDA_FILTER_THRES_M ((I2C_SDA_FILTER_THRES_V)<<(I2C_SDA_FILTER_THRES_S))
|
||||
#define I2C_SDA_FILTER_THRES_V 0x7
|
||||
#define I2C_SDA_FILTER_THRES_V 0xF
|
||||
#define I2C_SDA_FILTER_THRES_S 0
|
||||
|
||||
#define I2C_COMD0_REG(i) (REG_I2C_BASE(i) + 0x0058)
|
||||
@ -1055,15 +1083,37 @@ extern "C" {
|
||||
#define I2C_SCL_RST_SLV_EN_V 0x1
|
||||
#define I2C_SCL_RST_SLV_EN_S 0
|
||||
|
||||
#define I2C_SCL_STRETCH_CONF_REG(i) (REG_I2C_BASE(i) + 0x00a4)
|
||||
/* I2C_SLAVE_SCL_STRETCH_CLR : WO ;bitpos:[11] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_SLAVE_SCL_STRETCH_CLR (BIT(11))
|
||||
#define I2C_SLAVE_SCL_STRETCH_CLR_M (BIT(11))
|
||||
#define I2C_SLAVE_SCL_STRETCH_CLR_V 0x1
|
||||
#define I2C_SLAVE_SCL_STRETCH_CLR_S 11
|
||||
/* I2C_SLAVE_SCL_STRETCH_EN : R/W ;bitpos:[10] ;default: 1'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_SLAVE_SCL_STRETCH_EN (BIT(10))
|
||||
#define I2C_SLAVE_SCL_STRETCH_EN_M (BIT(10))
|
||||
#define I2C_SLAVE_SCL_STRETCH_EN_V 0x1
|
||||
#define I2C_SLAVE_SCL_STRETCH_EN_S 10
|
||||
/* I2C_STRETCH_PROTECT_NUM : R/W ;bitpos:[9:0] ;default: 10'b0 ; */
|
||||
/*description: */
|
||||
#define I2C_STRETCH_PROTECT_NUM 0x000003FF
|
||||
#define I2C_STRETCH_PROTECT_NUM_M ((I2C_STRETCH_PROTECT_NUM_V)<<(I2C_STRETCH_PROTECT_NUM_S))
|
||||
#define I2C_STRETCH_PROTECT_NUM_V 0x3FF
|
||||
#define I2C_STRETCH_PROTECT_NUM_S 0
|
||||
|
||||
#define I2C_DATE_REG(i) (REG_I2C_BASE(i) + 0x00F8)
|
||||
/* I2C_DATE : R/W ;bitpos:[31:0] ;default: 32'h18073100 ; */
|
||||
/* I2C_DATE : R/W ;bitpos:[31:0] ;default: 32'h19052000 ; */
|
||||
/*description: */
|
||||
#define I2C_DATE 0xFFFFFFFF
|
||||
#define I2C_DATE_M ((I2C_DATE_V)<<(I2C_DATE_S))
|
||||
#define I2C_DATE_V 0xFFFFFFFF
|
||||
#define I2C_DATE_S 0
|
||||
|
||||
#define I2C_FIFO_START_ADDR_REG(i) (REG_I2C_BASE(i) + 0x0100)
|
||||
#define I2C_TXFIFO_START_ADDR_REG(i) (REG_I2C_BASE(i) + 0x0100)
|
||||
|
||||
#define I2C_RXFIFO_START_ADDR_REG(i) (REG_I2C_BASE(i) + 0x0180)
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
@ -1073,4 +1123,3 @@ extern "C" {
|
||||
|
||||
#endif /*_SOC_I2C_REG_H_ */
|
||||
|
||||
|
||||
|
||||
@ -1,9 +1,9 @@
|
||||
// Copyright 2017-2018 Espressif Systems (Shanghai) PTE LTD
|
||||
// Copyright 2015-2020 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
|
||||
@ -27,25 +27,25 @@ typedef volatile struct {
|
||||
} scl_low_period;
|
||||
union {
|
||||
struct {
|
||||
uint32_t sda_force_out: 1;
|
||||
uint32_t scl_force_out: 1;
|
||||
uint32_t sample_scl_level: 1;
|
||||
uint32_t ack_level: 1;
|
||||
uint32_t ms_mode: 1;
|
||||
uint32_t trans_start: 1;
|
||||
uint32_t tx_lsb_first: 1;
|
||||
uint32_t rx_lsb_first: 1;
|
||||
uint32_t clk_en: 1;
|
||||
uint32_t arbitration_en: 1;
|
||||
uint32_t fsm_rst: 1;
|
||||
uint32_t ref_always_on: 1;
|
||||
uint32_t reserved12: 20;
|
||||
uint32_t sda_force_out: 1;
|
||||
uint32_t scl_force_out: 1;
|
||||
uint32_t sample_scl_level: 1;
|
||||
uint32_t rx_full_ack_level: 1;
|
||||
uint32_t ms_mode: 1;
|
||||
uint32_t trans_start: 1;
|
||||
uint32_t tx_lsb_first: 1;
|
||||
uint32_t rx_lsb_first: 1;
|
||||
uint32_t clk_en: 1;
|
||||
uint32_t arbitration_en: 1;
|
||||
uint32_t fsm_rst: 1;
|
||||
uint32_t ref_always_on: 1;
|
||||
uint32_t reserved12: 20;
|
||||
};
|
||||
uint32_t val;
|
||||
} ctr;
|
||||
union {
|
||||
struct {
|
||||
uint32_t ack_rec: 1;
|
||||
uint32_t resp_rec: 1;
|
||||
uint32_t slave_rw: 1;
|
||||
uint32_t time_out: 1;
|
||||
uint32_t arb_lost: 1;
|
||||
@ -54,7 +54,8 @@ typedef volatile struct {
|
||||
uint32_t byte_trans: 1;
|
||||
uint32_t reserved7: 1;
|
||||
uint32_t rx_fifo_cnt: 6;
|
||||
uint32_t reserved14: 4;
|
||||
uint32_t stretch_cause: 2;
|
||||
uint32_t reserved16: 2;
|
||||
uint32_t tx_fifo_cnt: 6;
|
||||
uint32_t scl_main_state_last: 3;
|
||||
uint32_t reserved27: 1;
|
||||
@ -87,117 +88,121 @@ typedef volatile struct {
|
||||
uint32_t tx_fifo_end_addr: 5;
|
||||
uint32_t rx_update: 1;
|
||||
uint32_t tx_update: 1;
|
||||
uint32_t tx_fifo_init_raddr: 5;
|
||||
uint32_t rx_fifo_init_waddr: 5;
|
||||
uint32_t slave_rw_point: 8;
|
||||
uint32_t reserved30: 2;
|
||||
};
|
||||
uint32_t val;
|
||||
} fifo_st;
|
||||
union {
|
||||
struct {
|
||||
uint32_t rx_fifo_full_thrhd: 5;
|
||||
uint32_t tx_fifo_empty_thrhd: 5;
|
||||
uint32_t nonfifo_en: 1;
|
||||
uint32_t fifo_addr_cfg_en: 1;
|
||||
uint32_t rx_fifo_rst: 1;
|
||||
uint32_t tx_fifo_rst: 1;
|
||||
uint32_t nonfifo_rx_thres: 6;
|
||||
uint32_t nonfifo_tx_thres: 6;
|
||||
uint32_t reserved26: 6;
|
||||
uint32_t rx_fifo_wm_thrhd: 5;
|
||||
uint32_t tx_fifo_wm_thrhd: 5;
|
||||
uint32_t nonfifo_en: 1;
|
||||
uint32_t fifo_addr_cfg_en: 1;
|
||||
uint32_t rx_fifo_rst: 1;
|
||||
uint32_t tx_fifo_rst: 1;
|
||||
uint32_t nonfifo_rx_thres: 6;
|
||||
uint32_t nonfifo_tx_thres: 6;
|
||||
uint32_t fifo_prt_en: 1;
|
||||
uint32_t reserved27: 5;
|
||||
};
|
||||
uint32_t val;
|
||||
} fifo_conf;
|
||||
union {
|
||||
struct {
|
||||
uint8_t data;
|
||||
uint8_t reserved[3];
|
||||
uint32_t data;
|
||||
};
|
||||
uint32_t val;
|
||||
} fifo_data;
|
||||
union {
|
||||
struct {
|
||||
uint32_t rx_fifo_full: 1;
|
||||
uint32_t tx_fifo_empty: 1;
|
||||
uint32_t rx_fifo_wm: 1;
|
||||
uint32_t tx_fifo_wm: 1;
|
||||
uint32_t rx_fifo_ovf: 1;
|
||||
uint32_t end_detect: 1;
|
||||
uint32_t slave_tran_comp: 1;
|
||||
uint32_t byte_trans_done: 1;
|
||||
uint32_t arbitration_lost: 1;
|
||||
uint32_t master_tran_comp: 1;
|
||||
uint32_t mst_tx_fifo_udf: 1;
|
||||
uint32_t trans_complete: 1;
|
||||
uint32_t time_out: 1;
|
||||
uint32_t trans_start: 1;
|
||||
uint32_t ack_err: 1;
|
||||
uint32_t rx_rec_full: 1;
|
||||
uint32_t tx_send_empty: 1;
|
||||
uint32_t nack: 1;
|
||||
uint32_t tx_fifo_ovf: 1;
|
||||
uint32_t rx_fifo_udf: 1;
|
||||
uint32_t scl_st_to: 1;
|
||||
uint32_t scl_main_st_to: 1;
|
||||
uint32_t det_start: 1;
|
||||
uint32_t reserved16: 16;
|
||||
uint32_t slave_stretch: 1;
|
||||
uint32_t reserved17: 15;
|
||||
};
|
||||
uint32_t val;
|
||||
} int_raw;
|
||||
union {
|
||||
struct {
|
||||
uint32_t rx_fifo_full: 1;
|
||||
uint32_t tx_fifo_empty: 1;
|
||||
uint32_t rx_fifo_wm: 1;
|
||||
uint32_t tx_fifo_wm: 1;
|
||||
uint32_t rx_fifo_ovf: 1;
|
||||
uint32_t end_detect: 1;
|
||||
uint32_t slave_tran_comp: 1;
|
||||
uint32_t byte_trans_done: 1;
|
||||
uint32_t arbitration_lost: 1;
|
||||
uint32_t master_tran_comp: 1;
|
||||
uint32_t mst_tx_fifo_udf: 1;
|
||||
uint32_t trans_complete: 1;
|
||||
uint32_t time_out: 1;
|
||||
uint32_t trans_start: 1;
|
||||
uint32_t ack_err: 1;
|
||||
uint32_t rx_rec_full: 1;
|
||||
uint32_t tx_send_empty: 1;
|
||||
uint32_t nack: 1;
|
||||
uint32_t tx_fifo_ovf: 1;
|
||||
uint32_t rx_fifo_udf: 1;
|
||||
uint32_t scl_st_to: 1;
|
||||
uint32_t scl_main_st_to: 1;
|
||||
uint32_t det_start: 1;
|
||||
uint32_t reserved16: 16;
|
||||
uint32_t slave_stretch: 1;
|
||||
uint32_t reserved17: 15;
|
||||
};
|
||||
uint32_t val;
|
||||
} int_clr;
|
||||
union {
|
||||
struct {
|
||||
uint32_t rx_fifo_full: 1;
|
||||
uint32_t tx_fifo_empty: 1;
|
||||
uint32_t rx_fifo_wm: 1;
|
||||
uint32_t tx_fifo_wm: 1;
|
||||
uint32_t rx_fifo_ovf: 1;
|
||||
uint32_t end_detect: 1;
|
||||
uint32_t slave_tran_comp: 1;
|
||||
uint32_t byte_trans_done: 1;
|
||||
uint32_t arbitration_lost: 1;
|
||||
uint32_t master_tran_comp: 1;
|
||||
uint32_t mst_tx_fifo_udf: 1;
|
||||
uint32_t trans_complete: 1;
|
||||
uint32_t time_out: 1;
|
||||
uint32_t trans_start: 1;
|
||||
uint32_t ack_err: 1;
|
||||
uint32_t rx_rec_full: 1;
|
||||
uint32_t tx_send_empty: 1;
|
||||
uint32_t nack: 1;
|
||||
uint32_t tx_fifo_ovf: 1;
|
||||
uint32_t rx_fifo_udf: 1;
|
||||
uint32_t scl_st_to: 1;
|
||||
uint32_t scl_main_st_to: 1;
|
||||
uint32_t det_start: 1;
|
||||
uint32_t reserved16: 16;
|
||||
uint32_t slave_stretch: 1;
|
||||
uint32_t reserved17: 15;
|
||||
};
|
||||
uint32_t val;
|
||||
} int_ena;
|
||||
union {
|
||||
struct {
|
||||
uint32_t rx_fifo_full: 1;
|
||||
uint32_t tx_fifo_empty: 1;
|
||||
uint32_t rx_fifo_wm: 1;
|
||||
uint32_t tx_fifo_wm: 1;
|
||||
uint32_t rx_fifo_ovf: 1;
|
||||
uint32_t end_detect: 1;
|
||||
uint32_t slave_tran_comp: 1;
|
||||
uint32_t byte_trans_done: 1;
|
||||
uint32_t arbitration_lost: 1;
|
||||
uint32_t master_tran_comp: 1;
|
||||
uint32_t mst_tx_fifo_udf: 1;
|
||||
uint32_t trans_complete: 1;
|
||||
uint32_t time_out: 1;
|
||||
uint32_t trans_start: 1;
|
||||
uint32_t ack_err: 1;
|
||||
uint32_t rx_rec_full: 1;
|
||||
uint32_t tx_send_empty: 1;
|
||||
uint32_t nack: 1;
|
||||
uint32_t tx_fifo_ovf: 1;
|
||||
uint32_t rx_fifo_udf: 1;
|
||||
uint32_t scl_st_to: 1;
|
||||
uint32_t scl_main_st_to: 1;
|
||||
uint32_t det_start: 1;
|
||||
uint32_t reserved16: 16;
|
||||
uint32_t slave_stretch: 1;
|
||||
uint32_t reserved17: 15;
|
||||
};
|
||||
uint32_t val;
|
||||
} int_status;
|
||||
@ -254,29 +259,29 @@ typedef volatile struct {
|
||||
} scl_stop_setup;
|
||||
union {
|
||||
struct {
|
||||
uint32_t thres: 3;
|
||||
uint32_t thres: 4;
|
||||
uint32_t en: 1;
|
||||
uint32_t reserved4: 28;
|
||||
uint32_t reserved5: 27;
|
||||
};
|
||||
uint32_t val;
|
||||
} scl_filter_cfg;
|
||||
union {
|
||||
struct {
|
||||
uint32_t thres: 3;
|
||||
uint32_t thres: 4;
|
||||
uint32_t en: 1;
|
||||
uint32_t reserved4: 28;
|
||||
uint32_t reserved5: 27;
|
||||
};
|
||||
uint32_t val;
|
||||
} sda_filter_cfg;
|
||||
union {
|
||||
struct {
|
||||
uint32_t byte_num: 8; /*Byte_num represent the number of data need to be send or data need to be received.*/
|
||||
uint32_t ack_en: 1; /*ack_check_en ack_exp and ack value are used to control the ack bit.*/
|
||||
uint32_t ack_exp: 1; /*ack_check_en ack_exp and ack value are used to control the ack bit.*/
|
||||
uint32_t ack_val: 1; /*ack_check_en ack_exp and ack value are used to control the ack bit.*/
|
||||
uint32_t op_code: 3; /*op_code is the command 0：RSTART 1：WRITE 2：READ 3：STOP . 4:END.*/
|
||||
uint32_t byte_num: 8;
|
||||
uint32_t ack_en: 1;
|
||||
uint32_t ack_exp: 1;
|
||||
uint32_t ack_val: 1;
|
||||
uint32_t op_code: 3;
|
||||
uint32_t reserved14: 17;
|
||||
uint32_t done: 1; /*When command0 is done in I2C Master mode this bit changes to high level.*/
|
||||
uint32_t done: 1;
|
||||
};
|
||||
uint32_t val;
|
||||
} command[16];
|
||||
@ -304,7 +309,15 @@ typedef volatile struct {
|
||||
};
|
||||
uint32_t val;
|
||||
} scl_sp_conf;
|
||||
uint32_t reserved_a4;
|
||||
union {
|
||||
struct {
|
||||
uint32_t stretch_protect_num: 10;
|
||||
uint32_t slave_scl_stretch_en: 1;
|
||||
uint32_t slave_scl_stretch_clr: 1;
|
||||
uint32_t reserved12: 20;
|
||||
};
|
||||
uint32_t val;
|
||||
} scl_stretch_conf;
|
||||
uint32_t reserved_a8;
|
||||
uint32_t reserved_ac;
|
||||
uint32_t reserved_b0;
|
||||
@ -327,7 +340,39 @@ typedef volatile struct {
|
||||
uint32_t reserved_f4;
|
||||
uint32_t date; /**/
|
||||
uint32_t reserved_fc;
|
||||
uint32_t ram_data[32]; /**/
|
||||
uint32_t txfifo_start_addr; /**/
|
||||
uint32_t reserved_104;
|
||||
uint32_t reserved_108;
|
||||
uint32_t reserved_10c;
|
||||
uint32_t reserved_110;
|
||||
uint32_t reserved_114;
|
||||
uint32_t reserved_118;
|
||||
uint32_t reserved_11c;
|
||||
uint32_t reserved_120;
|
||||
uint32_t reserved_124;
|
||||
uint32_t reserved_128;
|
||||
uint32_t reserved_12c;
|
||||
uint32_t reserved_130;
|
||||
uint32_t reserved_134;
|
||||
uint32_t reserved_138;
|
||||
uint32_t reserved_13c;
|
||||
uint32_t reserved_140;
|
||||
uint32_t reserved_144;
|
||||
uint32_t reserved_148;
|
||||
uint32_t reserved_14c;
|
||||
uint32_t reserved_150;
|
||||
uint32_t reserved_154;
|
||||
uint32_t reserved_158;
|
||||
uint32_t reserved_15c;
|
||||
uint32_t reserved_160;
|
||||
uint32_t reserved_164;
|
||||
uint32_t reserved_168;
|
||||
uint32_t reserved_16c;
|
||||
uint32_t reserved_170;
|
||||
uint32_t reserved_174;
|
||||
uint32_t reserved_178;
|
||||
uint32_t reserved_17c;
|
||||
uint32_t fifo_start_addr; /**/
|
||||
} i2c_dev_t;
|
||||
extern i2c_dev_t I2C0;
|
||||
extern i2c_dev_t I2C1;
|
||||
@ -335,4 +380,4 @@ extern i2c_dev_t I2C1;
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* _SOC_I2C_STRUCT_H_ */
|
||||
#endif /* _SOC_I2C_STRUCT_H_ */
|
||||
@ -71,13 +71,13 @@ typedef struct {
|
||||
// Get the I2C hardware FIFO address
|
||||
#define I2C_LL_GET_FIFO_ADDR(i2c_num) (I2C_DATA_APB_REG(i2c_num))
|
||||
// I2C master TX interrupt bitmap
|
||||
#define I2C_LL_MASTER_TX_INT (I2C_ACK_ERR_INT_ENA_M|I2C_TIME_OUT_INT_ENA_M|I2C_TRANS_COMPLETE_INT_ENA_M|I2C_ARBITRATION_LOST_INT_ENA_M|I2C_END_DETECT_INT_ENA_M)
|
||||
#define I2C_LL_MASTER_TX_INT (I2C_NACK_INT_ENA_M|I2C_TIME_OUT_INT_ENA_M|I2C_TRANS_COMPLETE_INT_ENA_M|I2C_ARBITRATION_LOST_INT_ENA_M|I2C_END_DETECT_INT_ENA_M)
|
||||
// I2C master RX interrupt bitmap
|
||||
#define I2C_LL_MASTER_RX_INT (I2C_TIME_OUT_INT_ENA_M|I2C_TRANS_COMPLETE_INT_ENA_M|I2C_ARBITRATION_LOST_INT_ENA_M|I2C_END_DETECT_INT_ENA_M)
|
||||
// I2C slave TX interrupt bitmap
|
||||
#define I2C_LL_SLAVE_TX_INT (I2C_TXFIFO_EMPTY_INT_ENA_M)
|
||||
#define I2C_LL_SLAVE_TX_INT (I2C_TXFIFO_WM_INT_ENA_M)
|
||||
// I2C slave RX interrupt bitmap
|
||||
#define I2C_LL_SLAVE_RX_INT (I2C_RXFIFO_FULL_INT_ENA_M | I2C_TRANS_COMPLETE_INT_ENA_M)
|
||||
#define I2C_LL_SLAVE_RX_INT (I2C_RXFIFO_WM_INT_ENA_M | I2C_TRANS_COMPLETE_INT_ENA_M)
|
||||
|
||||
|
||||
/**
|
||||
@ -248,7 +248,8 @@ static inline void i2c_ll_set_fifo_mode(i2c_dev_t *hw, bool fifo_mode_en)
|
||||
*/
|
||||
static inline void i2c_ll_set_tout(i2c_dev_t *hw, int tout)
|
||||
{
|
||||
hw->timeout.tout = tout;
|
||||
hw->timeout.tout = tout;
|
||||
hw->timeout.time_out_en = tout > 0;
|
||||
}
|
||||
|
||||
/**
|
||||
@ -335,7 +336,7 @@ static inline void i2c_ll_set_sda_timing(i2c_dev_t *hw, int sda_sample, int sda_
|
||||
*/
|
||||
static inline void i2c_ll_set_txfifo_empty_thr(i2c_dev_t *hw, uint8_t empty_thr)
|
||||
{
|
||||
hw->fifo_conf.tx_fifo_empty_thrhd = empty_thr;
|
||||
hw->fifo_conf.tx_fifo_wm_thrhd = empty_thr;
|
||||
}
|
||||
|
||||
/**
|
||||
@ -348,7 +349,7 @@ static inline void i2c_ll_set_txfifo_empty_thr(i2c_dev_t *hw, uint8_t empty_thr)
|
||||
*/
|
||||
static inline void i2c_ll_set_rxfifo_full_thr(i2c_dev_t *hw, uint8_t full_thr)
|
||||
{
|
||||
hw->fifo_conf.rx_fifo_full_thrhd = full_thr;
|
||||
hw->fifo_conf.rx_fifo_wm_thrhd = full_thr;
|
||||
}
|
||||
|
||||
/**
|
||||
@ -763,11 +764,9 @@ static inline void i2c_ll_master_fsm_rst(i2c_dev_t *hw)
|
||||
*/
|
||||
static inline void i2c_ll_master_clr_bus(i2c_dev_t *hw)
|
||||
{
|
||||
uint32_t reg_val = hw->scl_sp_conf.val;
|
||||
hw->scl_sp_conf.scl_pd_en = 1;
|
||||
hw->scl_sp_conf.sda_pd_en = 1;
|
||||
hw->scl_sp_conf.scl_rst_slv_num = 9;
|
||||
hw->scl_sp_conf.scl_rst_slv_en = 0;
|
||||
hw->scl_sp_conf.scl_rst_slv_en = 1;
|
||||
hw->scl_sp_conf.val = reg_val & 0xfe;
|
||||
}
|
||||
|
||||
/**
|
||||
@ -796,7 +795,7 @@ static inline void i2c_ll_master_get_event(i2c_dev_t *hw, i2c_intr_event_t *even
|
||||
typeof(hw->int_status) int_sts = hw->int_status;
|
||||
if (int_sts.arbitration_lost) {
|
||||
*event = I2C_INTR_EVENT_ARBIT_LOST;
|
||||
} else if (int_sts.ack_err) {
|
||||
} else if (int_sts.nack) {
|
||||
*event = I2C_INTR_EVENT_NACK;
|
||||
} else if (int_sts.time_out) {
|
||||
*event = I2C_INTR_EVENT_TOUT;
|
||||
@ -820,11 +819,11 @@ static inline void i2c_ll_master_get_event(i2c_dev_t *hw, i2c_intr_event_t *even
|
||||
static inline void i2c_ll_slave_get_event(i2c_dev_t *hw, i2c_intr_event_t *event)
|
||||
{
|
||||
typeof(hw->int_status) int_sts = hw->int_status;
|
||||
if (int_sts.tx_fifo_empty) {
|
||||
if (int_sts.tx_fifo_wm) {
|
||||
*event = I2C_INTR_EVENT_TXFIFO_EMPTY;
|
||||
} else if (int_sts.trans_complete) {
|
||||
*event = I2C_INTR_EVENT_TRANS_DONE;
|
||||
} else if (int_sts.rx_fifo_full) {
|
||||
} else if (int_sts.rx_fifo_wm) {
|
||||
*event = I2C_INTR_EVENT_RXFIFO_FULL;
|
||||
} else {
|
||||
*event = I2C_INTR_EVENT_ERR;
|
||||
@ -850,6 +849,22 @@ static inline void i2c_ll_master_init(i2c_dev_t *hw)
|
||||
hw->ctr.val = ctrl_reg.val;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enable I2C internal open-drain mode
|
||||
* If internal open-drain of the I2C module is disabled, scl and sda gpio should be configured in open-drain mode.
|
||||
* Otherwise it is not needed.
|
||||
*
|
||||
* @param hw Beginning address of the peripheral registers
|
||||
* @param internal_od_ena Set true to enble internal open-drain, otherwise, set it false.
|
||||
*
|
||||
* @return None
|
||||
*/
|
||||
static inline void i2c_ll_internal_od_enable(i2c_dev_t *hw, bool internal_od_ena)
|
||||
{
|
||||
hw->ctr.sda_force_out = (internal_od_ena == false);
|
||||
hw->ctr.scl_force_out = (internal_od_ena == false);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Init I2C slave
|
||||
*
|
||||
@ -861,12 +876,14 @@ static inline void i2c_ll_slave_init(i2c_dev_t *hw)
|
||||
{
|
||||
typeof(hw->ctr) ctrl_reg;
|
||||
ctrl_reg.val = 0;
|
||||
//Open-drain output via GPIO
|
||||
ctrl_reg.sda_force_out = 1;
|
||||
ctrl_reg.scl_force_out = 1;
|
||||
//Disable REF tick;
|
||||
ctrl_reg.ref_always_on = 1;
|
||||
hw->ctr.val = ctrl_reg.val;
|
||||
hw->fifo_conf.fifo_addr_cfg_en = 0;
|
||||
hw->scl_stretch_conf.slave_scl_stretch_en = 0;
|
||||
}
|
||||
|
||||
#ifdef __cplusplus
|
||||
|
||||
Loading…
Reference in New Issue
Block a user