periph_conf.h
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1 /*
2  * Copyright (C) 2023 Gunar Schorcht <gunar@schorcht.net>
3  *
4  * This file is subject to the terms and conditions of the GNU Lesser
5  * General Public License v2.1. See the file LICENSE in the top level
6  * directory for more details.
7  */
8 
19 #ifndef PERIPH_CONF_H
20 #define PERIPH_CONF_H
21 
22 #include "macros/units.h"
23 
24 #ifndef CONFIG_BOARD_HAS_HXTAL
25 #define CONFIG_BOARD_HAS_HXTAL 1
26 #endif
27 
28 #ifndef CONFIG_BOARD_HAS_LXTAL
29 #define CONFIG_BOARD_HAS_LXTAL 1
30 #endif
31 
32 #ifndef CONFIG_CLOCK_HXTAL
33 #define CONFIG_CLOCK_HXTAL MHZ(8)
34 #endif
35 
36 #ifndef I2C_DEV_1_USED
37 #define I2C_DEV_1_USED 1
38 #endif
39 
40 #include "periph_cpu.h"
41 #include "periph_common_conf.h"
42 
43 #include "cfg_spi_default.h"
44 #include "cfg_uart_default.h"
45 #include "cfg_usbdev_default.h"
46 
47 #ifdef __cplusplus
48 extern "C" {
49 #endif
50 
63 static const i2c_conf_t i2c_config[] = {
64  {
65  .dev = I2C1,
66  .speed = I2C_SPEED_NORMAL,
67  .scl_pin = GPIO_PIN(PORT_B, 10),
68  .sda_pin = GPIO_PIN(PORT_B, 11),
69  .rcu_mask = RCU_APB1EN_I2C1EN_Msk,
70  .irqn = I2C1_EV_IRQn,
71  }
72 };
73 
74 #define I2C_NUMOF ARRAY_SIZE(i2c_config)
81 static const adc_conf_t adc_config[] = {
82  { .pin = GPIO_PIN(PORT_A, 1), .dev = 0, .chan = 1 },
83  { .pin = GPIO_PIN(PORT_A, 2), .dev = 0, .chan = 2 },
84  { .pin = GPIO_PIN(PORT_A, 3), .dev = 0, .chan = 3 },
85  { .pin = GPIO_PIN(PORT_A, 4), .dev = 0, .chan = 4 },
86  { .pin = GPIO_PIN(PORT_A, 5), .dev = 0, .chan = 5 },
87  { .pin = GPIO_PIN(PORT_A, 6), .dev = 0, .chan = 6 },
88  /* ADC Temperature channel */
89  { .pin = GPIO_UNDEF, .dev = 0, .chan = 16 },
90  /* ADC VREF channel */
91  { .pin = GPIO_UNDEF, .dev = 0, .chan = 17 },
92 };
93 
94 #define ADC_NUMOF ARRAY_SIZE(adc_config)
101 static const timer_conf_t timer_config[] = {
102  {
103  .dev = TIMER0,
104  .max = 0x0000ffff,
105  .rcu_mask = RCU_APB2EN_TIMER0EN_Msk,
106  .bus = APB2,
107  .irqn = TIMER0_Channel_IRQn
108  },
109  {
110  .dev = TIMER1,
111  .max = 0x0000ffff,
112  .rcu_mask = RCU_APB1EN_TIMER1EN_Msk,
113  .bus = APB1,
114  .irqn = TIMER1_IRQn
115  },
116  /* TIMER2 and TIMER3 are used for PWM pins */
117  {
118  .dev = TIMER4,
119  .max = 0x0000ffff,
120  .rcu_mask = RCU_APB1EN_TIMER4EN_Msk,
121  .bus = APB1,
122  .irqn = TIMER4_IRQn
123  }
124 };
125 
126 #define TIMER_0_IRQN TIMER0_Channel_IRQn
127 #define TIMER_1_IRQN TIMER1_IRQn
128 #define TIMER_2_IRQN TIMER4_IRQn
129 
130 #define TIMER_NUMOF ARRAY_SIZE(timer_config)
137 static const pwm_conf_t pwm_config[] = {
138  {
139  .dev = TIMER2,
140  .rcu_mask = RCU_APB1EN_TIMER2EN_Msk,
141  .chan = {
142  { .pin = GPIO_PIN(PORT_B, 5), .cc_chan = 1 },
143  { .pin = GPIO_PIN(PORT_B, 0), .cc_chan = 2 },
144  /* unused channels have to be defined by GPIO_UNDEF */
145  { .pin = GPIO_UNDEF, .cc_chan = 0 },
146  { .pin = GPIO_UNDEF, .cc_chan = 3 },
147  },
148  .af = GPIO_AF_OUT_PP,
149  .bus = APB1,
150  },
151  {
152  .dev = TIMER3,
153  .rcu_mask = RCU_APB1EN_TIMER3EN_Msk,
154  .chan = {
155  { .pin = GPIO_PIN(PORT_B, 7), .cc_chan = 1 },
156  { .pin = GPIO_PIN(PORT_B, 8), .cc_chan = 2 },
157  /* unused channels have to be defined by GPIO_UNDEF */
158  { .pin = GPIO_UNDEF, .cc_chan = 0 },
159  { .pin = GPIO_UNDEF, .cc_chan = 3 },
160  },
161  .af = GPIO_AF_OUT_PP,
162  .bus = APB1,
163  },
164 };
165 
166 #define PWM_NUMOF ARRAY_SIZE(pwm_config)
169 #ifdef __cplusplus
170 }
171 #endif
172 
173 #endif /* PERIPH_CONF_H */
@ PORT_B
port B
Definition: periph_cpu.h:48
@ PORT_A
port A
Definition: periph_cpu.h:47
#define GPIO_PIN(x, y)
Define a CPU specific GPIO pin generator macro.
Definition: periph_cpu.h:46
#define GPIO_UNDEF
Definition of a fitting UNDEF value.
static const timer_conf_t timer_config[]
All timers on board.
Definition: periph_conf.h:40
static const i2c_conf_t i2c_config[]
PB10/PB11 (D15/D14) as I2C for Arduino UNO compatibility.
Definition: periph_conf.h:63
static const adc_conf_t adc_config[]
ADC configuration.
Definition: periph_conf.h:251
static const pwm_conf_t pwm_config[]
Actual PWM configuration.
Definition: periph_conf.h:222
@ GPIO_AF_OUT_PP
alternate function output - push-pull
Definition: periph_cpu.h:167
@ APB1
Advanced Peripheral Bus 1
Definition: periph_cpu.h:79
@ APB2
Advanced Peripheral Bus 2
Definition: periph_cpu.h:80
@ I2C_SPEED_NORMAL
normal mode: ~100 kbit/s
Definition: periph_cpu.h:278
Common peripheral configuration for GD32VF103 boards.
ADC device configuration.
Definition: periph_cpu.h:379
gpio_t pin
pin connected to the channel
Definition: periph_cpu.h:288
I2C configuration structure.
Definition: periph_cpu.h:299
TWI_t * dev
Pointer to hardware module registers.
Definition: periph_cpu.h:300
PWM device configuration.
mini_timer_t * dev
Timer used.
Timer device configuration.
Definition: periph_cpu.h:264
TC0_t * dev
Pointer to the used as Timer device.
Definition: periph_cpu.h:265
Unit helper macros.