periph_conf.h
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1 /*
2  * Copyright (C) 2017 Inria
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 
9 #pragma once
10 
21 /* Add specific clock configuration (HSE, LSE) for this board here */
22 #ifndef CONFIG_BOARD_HAS_LSE
23 #define CONFIG_BOARD_HAS_LSE 1
24 #endif
25 
26 #include "periph_cpu.h"
27 #include "clk_conf.h"
28 #include "cfg_rtt_default.h"
29 #include "cfg_timer_tim2.h"
30 
31 #ifdef __cplusplus
32 extern "C" {
33 #endif
34 
39 static const uart_conf_t uart_config[] = {
40  {
41  .dev = LPUART1,
42  .rcc_mask = RCC_APB1ENR2_LPUART1EN,
43  .rx_pin = GPIO_PIN(PORT_A, 3),
44  .tx_pin = GPIO_PIN(PORT_A, 2),
45  .rx_af = GPIO_AF8,
46  .tx_af = GPIO_AF8,
47  .bus = APB12,
48  .irqn = LPUART1_IRQn,
49  .type = STM32_LPUART,
50  .clk_src = 0, /* Use APB clock */
51  },
52  {
53  .dev = USART1,
54  .rcc_mask = RCC_APB2ENR_USART1EN,
55  .rx_pin = GPIO_PIN(PORT_A, 10),
56  .tx_pin = GPIO_PIN(PORT_A, 9),
57  .rx_af = GPIO_AF7,
58  .tx_af = GPIO_AF7,
59  .bus = APB2,
60  .irqn = USART1_IRQn,
61  .type = STM32_USART,
62  .clk_src = 0, /* Use APB clock */
63 #ifdef UART_USE_DMA
64  .dma_stream = 5,
65  .dma_chan = 4
66 #endif
67  }
68 };
69 
70 #define UART_0_ISR (isr_lpuart1)
71 #define UART_1_ISR (isr_usart1)
72 
73 #define UART_NUMOF ARRAY_SIZE(uart_config)
80 static const pwm_conf_t pwm_config[] = {
81  {
82  .dev = TIM1,
83  .rcc_mask = RCC_APB2ENR_TIM1EN,
84  .chan = { { .pin = GPIO_PIN(PORT_A, 8) /* D9 */, .cc_chan = 0 },
85  { .pin = GPIO_UNDEF, .cc_chan = 0 },
86  { .pin = GPIO_UNDEF, .cc_chan = 0 },
87  { .pin = GPIO_UNDEF, .cc_chan = 0 } },
88  .af = GPIO_AF1,
89  .bus = APB2
90  }
91 };
92 
93 #define PWM_NUMOF ARRAY_SIZE(pwm_config)
100 static const spi_conf_t spi_config[] = {
101  {
102  .dev = SPI2,
103  .mosi_pin = GPIO_PIN(PORT_B, 15),
104  .miso_pin = GPIO_PIN(PORT_B, 14),
105  .sclk_pin = GPIO_PIN(PORT_B, 13),
106  .cs_pin = SPI_CS_UNDEF,
107  .mosi_af = GPIO_AF5,
108  .miso_af = GPIO_AF5,
109  .sclk_af = GPIO_AF5,
110  .cs_af = GPIO_AF5,
111  .rccmask = RCC_APB1ENR1_SPI2EN,
112  .apbbus = APB1
113  }
114 };
115 
116 #define SPI_NUMOF ARRAY_SIZE(spi_config)
123 static const i2c_conf_t i2c_config[] = {
124  {
125  .dev = I2C1,
126  .speed = I2C_SPEED_NORMAL,
127  .scl_pin = GPIO_PIN(PORT_B, 8),
128  .sda_pin = GPIO_PIN(PORT_B, 7),
129  .scl_af = GPIO_AF4,
130  .sda_af = GPIO_AF4,
131  .bus = APB1,
132  .rcc_mask = RCC_APB1ENR1_I2C1EN,
133  .rcc_sw_mask = RCC_CCIPR_I2C2SEL_1, /* HSI (16 MHz) */
134  .irqn = I2C1_ER_IRQn
135  },
136 };
137 
138 #define I2C_0_ISR isr_i2c1_er
139 
140 #define I2C_NUMOF ARRAY_SIZE(i2c_config)
143 #ifdef __cplusplus
144 }
145 #endif
146 
@ PORT_B
port B
Definition: periph_cpu.h:47
@ PORT_A
port A
Definition: periph_cpu.h:46
#define GPIO_PIN(x, y)
Define a CPU specific GPIO pin generator macro.
Definition: periph_cpu.h:45
#define GPIO_UNDEF
Definition of a fitting UNDEF value.
static const uart_conf_t uart_config[]
UART configuration.
Definition: periph_conf.h:38
static const spi_conf_t spi_config[]
SPI configuration.
Definition: periph_conf.h:96
static const i2c_conf_t i2c_config[]
I2C configuration.
Definition: periph_conf.h:68
static const pwm_conf_t pwm_config[]
Actual PWM configuration.
Definition: periph_conf.h:221
Common configuration for STM32 Timer peripheral based on TIM2.
@ GPIO_AF1
use alternate function 1
Definition: cpu_gpio.h:102
@ GPIO_AF5
use alternate function 5
Definition: cpu_gpio.h:106
@ GPIO_AF4
use alternate function 4
Definition: cpu_gpio.h:105
@ GPIO_AF8
use alternate function 8
Definition: cpu_gpio.h:110
@ GPIO_AF7
use alternate function 7
Definition: cpu_gpio.h:108
@ STM32_LPUART
STM32 Low-power UART (LPUART) module type.
Definition: cpu_uart.h:38
@ STM32_USART
STM32 USART module type.
Definition: cpu_uart.h:37
#define SPI_CS_UNDEF
Define value for unused CS line.
Definition: periph_cpu.h:362
@ APB1
Advanced Peripheral Bus 1
Definition: periph_cpu.h:78
@ APB2
Advanced Peripheral Bus 2
Definition: periph_cpu.h:79
@ I2C_SPEED_NORMAL
normal mode: ~100 kbit/s
Definition: periph_cpu.h:277
I2C configuration structure.
Definition: periph_cpu.h:298
TWI_t * dev
Pointer to hardware module registers.
Definition: periph_cpu.h:299
PWM device configuration.
mini_timer_t * dev
Timer used.
SPI device configuration.
Definition: periph_cpu.h:336
SPI_t * dev
pointer to the used SPI device
Definition: periph_cpu.h:337
UART device configuration.
Definition: periph_cpu.h:217
USART_t * dev
pointer to the used UART device
Definition: periph_cpu.h:218