1 // Copyright 2015-2019 Espressif Systems (Shanghai) PTE LTD
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 
7 //     http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #include "soc/i2c_periph.h"
16 #include "soc/gpio_sig_map.h"
17 
18 /*
19  Bunch of constants for every I2C peripheral: GPIO signals, irqs, hw addr of registers etc
20 */
21 const i2c_signal_conn_t i2c_periph_signal[SOC_I2C_NUM] = {
22     {
23         .sda_out_sig = I2CEXT0_SDA_OUT_IDX,
24         .sda_in_sig = I2CEXT0_SDA_IN_IDX,
25         .scl_out_sig = I2CEXT0_SCL_OUT_IDX,
26         .scl_in_sig = I2CEXT0_SCL_IN_IDX,
27         .irq = ETS_I2C_EXT0_INTR_SOURCE,
28         .module = PERIPH_I2C0_MODULE,
29     },
30     {
31         .sda_out_sig = I2CEXT1_SDA_OUT_IDX,
32         .sda_in_sig = I2CEXT1_SDA_IN_IDX,
33         .scl_out_sig = I2CEXT1_SCL_OUT_IDX,
34         .scl_in_sig = I2CEXT1_SCL_IN_IDX,
35         .irq = ETS_I2C_EXT1_INTR_SOURCE,
36         .module = PERIPH_I2C1_MODULE,
37     },
38 };
39