diff options
Diffstat (limited to 'c/src/lib/libbsp/arm/stm32f4/include/io.h')
-rw-r--r-- | c/src/lib/libbsp/arm/stm32f4/include/io.h | 73 |
1 files changed, 66 insertions, 7 deletions
diff --git a/c/src/lib/libbsp/arm/stm32f4/include/io.h b/c/src/lib/libbsp/arm/stm32f4/include/io.h index 539bba567e..032664c48a 100644 --- a/c/src/lib/libbsp/arm/stm32f4/include/io.h +++ b/c/src/lib/libbsp/arm/stm32f4/include/io.h @@ -92,21 +92,80 @@ typedef enum { #define STM32F4_GPIO_INDEX_OF_PIN(pin) ((pin) & 0xf) -typedef struct { - uint32_t pin : 8; - uint32_t mode : 2; - uint32_t otype : 1; - uint32_t ospeed : 2; - uint32_t pupd : 2; - uint32_t af : 4; +typedef union { + struct { + uint32_t pin_first : 8; + uint32_t pin_last : 8; + uint32_t mode : 2; + uint32_t otype : 1; + uint32_t ospeed : 2; + uint32_t pupd : 2; + uint32_t output : 1; + uint32_t af : 4; + uint32_t reserved : 4; + } fields; + + uint32_t value; } stm32f4_gpio_config; +extern const stm32f4_gpio_config stm32f4_start_config_gpio []; + +void stm32f4_gpio_set_clock(int pin, bool set); + void stm32f4_gpio_set_config(const stm32f4_gpio_config *config); +#define STM32F4_GPIO_CONFIG_TERMINAL \ + { { 0xff, 0xff, 0x3, 0x1, 0x3, 0x3, 0x1, 0xf, 0xf } } + +/** + * @brief Sets the GPIO configuration of an array terminated by + * STM32F4_GPIO_CONFIG_TERMINAL. + */ +void stm32f4_gpio_set_config_array(const stm32f4_gpio_config *configs); + void stm32f4_gpio_set_output(int pin, bool set); bool stm32f4_gpio_get_input(int pin); +#define STM32F4_PIN_USART(port, idx, altfunc) \ + { \ + { \ + .pin_first = STM32F4_GPIO_PIN(port, idx), \ + .pin_last = STM32F4_GPIO_PIN(port, idx), \ + .mode = STM32F4_GPIO_MODE_AF, \ + .otype = STM32F4_GPIO_OTYPE_PUSH_PULL, \ + .ospeed = STM32F4_GPIO_OSPEED_2_MHZ, \ + .pupd = STM32F4_GPIO_PULL_UP, \ + .af = altfunc \ + } \ + } + +#define STM32F4_PIN_USART1_TX_PA9 STM32F4_PIN_USART(0, 9, STM32F4_GPIO_AF_USART1) +#define STM32F4_PIN_USART1_TX_PB6 STM32F4_PIN_USART(1, 6, STM32F4_GPIO_AF_USART1) +#define STM32F4_PIN_USART1_RX_PA10 STM32F4_PIN_USART(0, 10, STM32F4_GPIO_AF_USART1) +#define STM32F4_PIN_USART1_RX_PB7 STM32F4_PIN_USART(1, 7, STM32F4_GPIO_AF_USART1) + +#define STM32F4_PIN_USART2_TX_PA2 STM32F4_PIN_USART(0, 2, STM32F4_GPIO_AF_USART2) +#define STM32F4_PIN_USART2_TX_PD5 STM32F4_PIN_USART(3, 5, STM32F4_GPIO_AF_USART2) +#define STM32F4_PIN_USART2_RX_PA3 STM32F4_PIN_USART(0, 3, STM32F4_GPIO_AF_USART2) +#define STM32F4_PIN_USART2_RX_PD6 STM32F4_PIN_USART(3, 6, STM32F4_GPIO_AF_USART2) + +#define STM32F4_PIN_USART3_TX_PC10 STM32F4_PIN_USART(2, 10, STM32F4_GPIO_AF_USART3) +#define STM32F4_PIN_USART3_TX_PD8 STM32F4_PIN_USART(3, 8, STM32F4_GPIO_AF_USART3) +#define STM32F4_PIN_USART3_RX_PC11 STM32F4_PIN_USART(2, 11, STM32F4_GPIO_AF_USART3) +#define STM32F4_PIN_USART3_RX_PD9 STM32F4_PIN_USART(3, 9, STM32F4_GPIO_AF_USART3) + +#define STM32F4_PIN_UART4_TX_PA0 STM32F4_PIN_USART(0, 0, STM32F4_GPIO_AF_UART4) +#define STM32F4_PIN_UART4_TX_PC10 STM32F4_PIN_USART(2, 10, STM32F4_GPIO_AF_UART4) +#define STM32F4_PIN_UART4_RX_PA1 STM32F4_PIN_USART(0, 1, STM32F4_GPIO_AF_UART4) +#define STM32F4_PIN_UART4_RX_PC11 STM32F4_PIN_USART(2, 11, STM32F4_GPIO_AF_UART4) + +#define STM32F4_PIN_UART5_TX_PC12 STM32F4_PIN_USART(2, 12, STM32F4_GPIO_AF_UART5) +#define STM32F4_PIN_UART5_RX_PD2 STM32F4_PIN_USART(3, 2, STM32F4_GPIO_AF_UART5) + +#define STM32F4_PIN_USART6_TX_PC6 STM32F4_PIN_USART(2, 6, STM32F4_GPIO_AF_USART6) +#define STM32F4_PIN_USART6_RX_PC7 STM32F4_PIN_USART(2, 7, STM32F4_GPIO_AF_USART6) + #ifdef __cplusplus } #endif /* __cplusplus */ |