can_params.h
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1 /*
2  * SPDX-FileCopyrightText: 2019 Gunar Schorcht
3  * SPDX-License-Identifier: LGPL-2.1-only
4  */
5 
6 #pragma once
7 
19 #ifdef __cplusplus
20 extern "C" {
21 #endif
22 
23 #include "can_esp.h"
24 #include "can/device.h"
25 #include "periph/can.h"
26 
27 #ifndef CAN_TX
29 #define CAN_TX GPIO5
30 #endif
31 
32 #ifndef CAN_RX
34 #define CAN_RX GPIO35
35 #endif
36 
37 #ifndef CAN_BITRATE
39 #define CAN_BITRATE (500000)
40 #endif
41 
43 static const candev_params_t candev_params[] = {
44  {
45  .name = "esp-can",
46  },
47 };
48 
50 static const can_conf_t candev_conf[] = {
51  {
52  .bitrate = CAN_BITRATE,
53  .tx_pin = CAN_TX,
54  .rx_pin = CAN_RX,
55 #ifdef CAN_CLK_OUT
56  .clk_out_pin = CAN_CLK_OUT,
57 #endif
58 #ifdef CAN_BUS_ON_OFF
59  .bus_on_off_pin = CAN_BUS_ON_OFF,
60 #endif
61  },
62 };
63 
64 #ifdef __cplusplus
65 }
66 #endif
67 
can_esp.h
can.h
Low-level CAN peripheral driver interface definitions.
CAN_TX
#define CAN_TX
Default CAN tranveiver TX pin if not defined in board configuration.
Definition: can_params.h:29
CAN_RX
#define CAN_RX
Default CAN transceiver RX pin if not defined in board configuration.
Definition: can_params.h:34
CAN_BITRATE
#define CAN_BITRATE
Default CAN Bitrate.
Definition: can_params.h:39
can_conf_t
ESP CAN device configuration.
Definition: can_esp.h:84
candev_conf
Linux candev configuration.
Definition: candev_linux.h:46
candev_params
Parameters to initialize a candev.
Definition: device.h:54
candev_params::name
const char * name
candev name to set
Definition: device.h:55
device.h
Definitions of CAN device interface.