periph_conf_common.h
Go to the documentation of this file.
1 /*
2  * Copyright (C) 2014 Freie Universität Berlin
3  *
4  * This file is subject to the terms and conditions of the GNU Lesser General
5  * Public License v2.1. See the file LICENSE in the top level directory for more
6  * details.
7  */
8 
20 #ifndef PERIPH_CONF_COMMON_H
21 #define PERIPH_CONF_COMMON_H
22 
23 /* iotlab boards provide an LSE */
24 #ifndef CONFIG_BOARD_HAS_LSE
25 #define CONFIG_BOARD_HAS_LSE 1
26 #endif
27 
28 /* HSE is clocked at 16MHz */
29 #ifndef CONFIG_BOARD_HAS_HSE
30 #define CONFIG_BOARD_HAS_HSE 1
31 #endif
32 
33 #ifndef CONFIG_CLOCK_HSE
34 #define CONFIG_CLOCK_HSE MHZ(16)
35 #endif
36 
37 #include "periph_cpu.h"
38 #include "clk_conf.h"
39 
40 #ifdef __cplusplus
41 extern "C" {
42 #endif
43 
48 static const adc_conf_t adc_config[] = {
49  { GPIO_PIN(PORT_A,3), 0, 3 },
50  { GPIO_UNDEF , 0, 16 },
51  { GPIO_UNDEF , 0, 17 }
52 };
53 
54 #define ADC_NUMOF ARRAY_SIZE(adc_config)
61 static const dma_conf_t dma_config[] = {
62  { .stream = 3 }, /* DMA1 Channel 4 - USART1_TX */
63  { .stream = 5 }, /* DMA1 Channel 6 - USART2_TX */
64 };
65 
66 #define DMA_0_ISR isr_dma1_channel4
67 #define DMA_1_ISR isr_dma1_channel6
68 
69 #define DMA_NUMOF ARRAY_SIZE(dma_config)
76 static const timer_conf_t timer_config[] = {
77  {
78  .dev = TIM2,
79  .max = 0x0000ffff,
80  .rcc_mask = RCC_APB1ENR_TIM2EN,
81  .bus = APB1,
82  .irqn = TIM2_IRQn
83  },
84  {
85  .dev = TIM3,
86  .max = 0x0000ffff,
87  .rcc_mask = RCC_APB1ENR_TIM3EN,
88  .bus = APB1,
89  .irqn = TIM3_IRQn
90  }
91 };
92 
93 #define TIMER_0_ISR isr_tim2
94 #define TIMER_1_ISR isr_tim3
95 
96 #define TIMER_NUMOF ARRAY_SIZE(timer_config)
103 static const uart_conf_t uart_config[] = {
104  {
105  .dev = USART1,
106  .rcc_mask = RCC_APB2ENR_USART1EN,
107  .rx_pin = GPIO_PIN(PORT_A, 10),
108  .tx_pin = GPIO_PIN(PORT_A, 9),
109  .bus = APB2,
110  .irqn = USART1_IRQn,
111 #ifdef MODULE_PERIPH_DMA
112  .dma = 0,
113  .dma_chan = 2
114 #endif
115  },
116  {
117  .dev = USART2,
118  .rcc_mask = RCC_APB1ENR_USART2EN,
119  .rx_pin = GPIO_PIN(PORT_A, 3),
120  .tx_pin = GPIO_PIN(PORT_A, 2),
121  .bus = APB1,
122  .irqn = USART2_IRQn,
123 #ifdef MODULE_PERIPH_DMA
124  .dma = 1,
125  .dma_chan = 2
126 #endif
127  }
128 };
129 
130 #define UART_0_ISR (isr_usart1)
131 #define UART_1_ISR (isr_usart2)
132 
133 #define UART_NUMOF ARRAY_SIZE(uart_config)
140 #ifndef RTT_FREQUENCY
141 #define RTT_FREQUENCY (RTT_MAX_FREQUENCY) /* in Hz */
142 #endif
149 static const i2c_conf_t i2c_config[] = {
150  {
151  .dev = I2C1,
152  .speed = I2C_SPEED_NORMAL,
153  .scl_pin = GPIO_PIN(PORT_B, 6),
154  .sda_pin = GPIO_PIN(PORT_B, 7),
155  .bus = APB1,
156  .rcc_mask = RCC_APB1ENR_I2C1EN,
157  .clk = CLOCK_APB1,
158  .irqn = I2C1_EV_IRQn
159  }
160 };
161 
162 #define I2C_0_ISR isr_i2c1_ev
163 
164 #define I2C_NUMOF ARRAY_SIZE(i2c_config)
167 #ifdef __cplusplus
168 }
169 #endif
170 
171 #endif /* PERIPH_CONF_COMMON_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 uart_conf_t uart_config[]
Static array with configuration for declared UART devices.
static const i2c_conf_t i2c_config[]
Static array with configuration for declared I2C devices.
@ 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
#define CLOCK_APB1
Half AHB clock.
ADC device configuration.
Definition: periph_cpu.h:379
DMA configuration.
Definition: cpu_dma.h:32
int stream
DMA stream on stm32f2/4/7, channel on others STM32F2/4/7:
Definition: cpu_dma.h:55
I2C configuration structure.
Definition: periph_cpu.h:299
TWI_t * dev
Pointer to hardware module registers.
Definition: periph_cpu.h:300
Timer device configuration.
Definition: periph_cpu.h:264
TC0_t * dev
Pointer to the used as Timer device.
Definition: periph_cpu.h:265
UART device configuration.
Definition: periph_cpu.h:218
USART_t * dev
pointer to the used UART device
Definition: periph_cpu.h:219