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Diffstat (limited to 'bsps/arm/stm32f4/include/bsp/io.h')
| -rw-r--r-- | bsps/arm/stm32f4/include/bsp/io.h | 416 |
1 files changed, 416 insertions, 0 deletions
diff --git a/bsps/arm/stm32f4/include/bsp/io.h b/bsps/arm/stm32f4/include/bsp/io.h new file mode 100644 index 0000000000..b7f8669cba --- /dev/null +++ b/bsps/arm/stm32f4/include/bsp/io.h @@ -0,0 +1,416 @@ +/** + * @file + * @ingroup stm32f4_io + * @brief IO support. + */ + +/* + * Copyright (c) 2012 Sebastian Huber. All rights reserved. + * + * embedded brains GmbH + * Obere Lagerstr. 30 + * 82178 Puchheim + * Germany + * <rtems@embedded-brains.de> + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.org/license/LICENSE. + */ + +#ifndef LIBBSP_ARM_STM32F4_IO_H +#define LIBBSP_ARM_STM32F4_IO_H + +#include <stdbool.h> +#include <stdint.h> +#include <bspopts.h> + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + +/** + * @defgroup stm32f4_io IO Support + * @ingroup arm_stm32f4 + * @brief IO Support + * @{ + */ + +#define STM32F4_GPIO_PIN(port, index) ((((port) << 4) | (index)) & 0xff) + +#define STM32F4_GPIO_PORT_OF_PIN(pin) (((pin) >> 4) & 0xf) + +#define STM32F4_GPIO_INDEX_OF_PIN(pin) ((pin) & 0xf) + +#ifdef STM32F4_FAMILY_F4XXXX + +/** + * @name Family F4XXXX + * @{ + */ + +typedef enum { + STM32F4_GPIO_MODE_INPUT, + STM32F4_GPIO_MODE_OUTPUT, + STM32F4_GPIO_MODE_AF, + STM32F4_GPIO_MODE_ANALOG +} stm32f4_gpio_mode; + +typedef enum { + STM32F4_GPIO_OTYPE_PUSH_PULL, + STM32F4_GPIO_OTYPE_OPEN_DRAIN +} stm32f4_gpio_otype; + +typedef enum { + STM32F4_GPIO_OSPEED_2_MHZ, + STM32F4_GPIO_OSPEED_25_MHZ, + STM32F4_GPIO_OSPEED_50_MHZ, + STM32F4_GPIO_OSPEED_100_MHZ +} stm32f4_gpio_ospeed; + +typedef enum { + STM32F4_GPIO_NO_PULL, + STM32F4_GPIO_PULL_UP, + STM32F4_GPIO_PULL_DOWN +} stm32f4_gpio_pull; + +typedef enum { + STM32F4_GPIO_AF_SYSTEM = 0, + STM32F4_GPIO_AF_TIM1 = 1, + STM32F4_GPIO_AF_TIM2 = 1, + STM32F4_GPIO_AF_TIM3 = 2, + STM32F4_GPIO_AF_TIM4 = 2, + STM32F4_GPIO_AF_TIM5 = 2, + STM32F4_GPIO_AF_TIM8 = 3, + STM32F4_GPIO_AF_TIM9 = 3, + STM32F4_GPIO_AF_TIM10 = 3, + STM32F4_GPIO_AF_TIM11 = 3, + STM32F4_GPIO_AF_I2C1 = 4, + STM32F4_GPIO_AF_I2C2 = 4, + STM32F4_GPIO_AF_I2C3 = 4, + STM32F4_GPIO_AF_SPI1 = 5, + STM32F4_GPIO_AF_SPI2 = 5, + STM32F4_GPIO_AF_SPI3 = 6, + STM32F4_GPIO_AF_USART1 = 7, + STM32F4_GPIO_AF_USART2 = 7, + STM32F4_GPIO_AF_USART3 = 7, + STM32F4_GPIO_AF_UART4 = 8, + STM32F4_GPIO_AF_UART5 = 8, + STM32F4_GPIO_AF_USART6 = 8, + STM32F4_GPIO_AF_CAN1 = 9, + STM32F4_GPIO_AF_CAN2 = 9, + STM32F4_GPIO_AF_TIM12 = 9, + STM32F4_GPIO_AF_TIM13 = 9, + STM32F4_GPIO_AF_TIM14 = 9, + STM32F4_GPIO_AF_OTG_FS = 10, + STM32F4_GPIO_AF_OTG_HS = 10, + STM32F4_GPIO_AF_ETH = 11, + STM32F4_GPIO_AF_FSMC = 12, + STM32F4_GPIO_AF_OTG_HS_FS = 12, + STM32F4_GPIO_AF_SDIO = 12, + STM32F4_GPIO_AF_DCMI = 13, + STM32F4_GPIO_AF_EVENTOUT = 15 +} stm32f4_gpio_af; + +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; + +#define STM32F4_GPIO_CONFIG_TERMINAL \ + { { 0xff, 0xff, 0x3, 0x1, 0x3, 0x3, 0x1, 0xf, 0xf } } + +/** @} */ + +#endif /* STM32F4_FAMILY_F4XXXX */ +#ifdef STM32F4_FAMILY_F10XXX + +/** + * @name Family F10XXX + * @{ + */ + +typedef enum { + STM32F4_GPIO_MODE_INPUT, + STM32F4_GPIO_MODE_OUTPUT_10MHz, + STM32F4_GPIO_MODE_OUTPUT_2MHz, + STM32F4_GPIO_MODE_OUTPUT_50MHz +} stm32f4_gpio_mode; + +typedef enum { + STM32F4_GPIO_CNF_IN_ANALOG = 0, + STM32F4_GPIO_CNF_IN_FLOATING = 1, + STM32F4_GPIO_CNF_IN_PULL_UPDOWN = 2, + + STM32F4_GPIO_CNF_OUT_GPIO_PP = 0, + STM32F4_GPIO_CNF_OUT_GPIO_OD = 1, + STM32F4_GPIO_CNF_OUT_AF_PP = 2, + STM32F4_GPIO_CNF_OUT_AF_OD = 3, +} stm32f4_gpio_cnf; + +typedef enum { + STM32F4_GPIO_REMAP_DONT_CHANGE, + STM32F4_GPIO_REMAP_SPI1_0, + STM32F4_GPIO_REMAP_SPI1_1, + STM32F4_GPIO_REMAP_I2C1_0, + STM32F4_GPIO_REMAP_I2C1_1, + STM32F4_GPIO_REMAP_USART1_0, + STM32F4_GPIO_REMAP_USART1_1, + STM32F4_GPIO_REMAP_USART2_0, + STM32F4_GPIO_REMAP_USART2_1, + STM32F4_GPIO_REMAP_USART3_0, + STM32F4_GPIO_REMAP_USART3_1, + STM32F4_GPIO_REMAP_USART3_3, + STM32F4_GPIO_REMAP_TIM1_0, + STM32F4_GPIO_REMAP_TIM1_1, + STM32F4_GPIO_REMAP_TIM1_3, + STM32F4_GPIO_REMAP_TIM2_0, + STM32F4_GPIO_REMAP_TIM2_1, + STM32F4_GPIO_REMAP_TIM2_2, + STM32F4_GPIO_REMAP_TIM2_3, + STM32F4_GPIO_REMAP_TIM3_0, + STM32F4_GPIO_REMAP_TIM3_2, + STM32F4_GPIO_REMAP_TIM3_3, + STM32F4_GPIO_REMAP_TIM4_0, + STM32F4_GPIO_REMAP_TIM4_1, + STM32F4_GPIO_REMAP_CAN1_0, + STM32F4_GPIO_REMAP_CAN1_2, + STM32F4_GPIO_REMAP_CAN1_3, + STM32F4_GPIO_REMAP_PD01_0, + STM32F4_GPIO_REMAP_PD01_1, + STM32F4_GPIO_REMAP_TIM5CH4_0, + STM32F4_GPIO_REMAP_TIM5CH4_1, + STM32F4_GPIO_REMAP_ADC1_ETRGINJ_0, + STM32F4_GPIO_REMAP_ADC1_ETRGINJ_1, + STM32F4_GPIO_REMAP_ADC1_ETRGREG_0, + STM32F4_GPIO_REMAP_ADC1_ETRGREG_1, + STM32F4_GPIO_REMAP_ADC2_ETRGINJ_0, + STM32F4_GPIO_REMAP_ADC2_ETRGINJ_1, + STM32F4_GPIO_REMAP_ADC2_ETRGREG_0, + STM32F4_GPIO_REMAP_ADC2_ETRGREG_1, + STM32F4_GPIO_REMAP_ETH_0, + STM32F4_GPIO_REMAP_ETH_1, + STM32F4_GPIO_REMAP_CAN2_0, + STM32F4_GPIO_REMAP_CAN2_1, + STM32F4_GPIO_REMAP_MII_RMII_0, + STM32F4_GPIO_REMAP_MII_RMII_1, + STM32F4_GPIO_REMAP_SWJ_0, + STM32F4_GPIO_REMAP_SWJ_1, + STM32F4_GPIO_REMAP_SWJ_2, + STM32F4_GPIO_REMAP_SWJ_4, + STM32F4_GPIO_REMAP_SPI3_0, + STM32F4_GPIO_REMAP_SPI3_1, + STM32F4_GPIO_REMAP_TIM2ITR1_0, + STM32F4_GPIO_REMAP_TIM2ITR1_1, + STM32F4_GPIO_REMAP_PTP_PPS_0, + STM32F4_GPIO_REMAP_PTP_PPS_1, + STM32F4_GPIO_REMAP_TIM15_0, + STM32F4_GPIO_REMAP_TIM15_1, + STM32F4_GPIO_REMAP_TIM16_0, + STM32F4_GPIO_REMAP_TIM16_1, + STM32F4_GPIO_REMAP_TIM17_0, + STM32F4_GPIO_REMAP_TIM17_1, + STM32F4_GPIO_REMAP_CEC_0, + STM32F4_GPIO_REMAP_CEC_1, + STM32F4_GPIO_REMAP_TIM1_DMA_0, + STM32F4_GPIO_REMAP_TIM1_DMA_1, + STM32F4_GPIO_REMAP_TIM9_0, + STM32F4_GPIO_REMAP_TIM9_1, + STM32F4_GPIO_REMAP_TIM10_0, + STM32F4_GPIO_REMAP_TIM10_1, + STM32F4_GPIO_REMAP_TIM11_0, + STM32F4_GPIO_REMAP_TIM11_1, + STM32F4_GPIO_REMAP_TIM13_0, + STM32F4_GPIO_REMAP_TIM13_1, + STM32F4_GPIO_REMAP_TIM14_0, + STM32F4_GPIO_REMAP_TIM14_1, + STM32F4_GPIO_REMAP_FSMC_0, + STM32F4_GPIO_REMAP_FSMC_1, + STM32F4_GPIO_REMAP_TIM67_DAC_DMA_0, + STM32F4_GPIO_REMAP_TIM67_DAC_DMA_1, + STM32F4_GPIO_REMAP_TIM12_0, + STM32F4_GPIO_REMAP_TIM12_1, + STM32F4_GPIO_REMAP_MISC_0, + STM32F4_GPIO_REMAP_MISC_1, +} stm32f4_gpio_remap; + +typedef union { + struct { + uint32_t pin_first : 8; + uint32_t pin_last : 8; + uint32_t mode : 2; + uint32_t cnf : 2; + uint32_t output : 1; + uint32_t remap : 8; + uint32_t reserved : 3; + } fields; + + uint32_t value; +} stm32f4_gpio_config; + +#define STM32F4_GPIO_CONFIG_TERMINAL \ + { { 0xff, 0xff, 0x3, 0x3, 0x1, 0xff, 0x7 } } + +/** @} */ + +#endif /* STM32F4_FAMILY_F10XXX */ + +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); + +/** + * @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); + +#ifdef STM32F4_FAMILY_F4XXXX + +/** + * @name Family F4XXXX + * @{ + */ + +#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) + +/** @} */ + +#endif /* STM32F4_FAMILY_F4XXXX */ +#ifdef STM32F4_FAMILY_F10XXX + +/** + * @name Family F10XXX + * @{ + */ + +#define STM32F4_PIN_USART_TX(port, idx, remapvalue) \ + { \ + { \ + .pin_first = STM32F4_GPIO_PIN(port, idx), \ + .pin_last = STM32F4_GPIO_PIN(port, idx), \ + .mode = STM32F4_GPIO_MODE_OUTPUT_2MHz, \ + .cnf = STM32F4_GPIO_CNF_OUT_AF_PP, \ + .output = 0, \ + .remap = remapvalue \ + } \ + } + +#define STM32F4_PIN_USART_RX(port, idx, remapvalue) \ + { \ + { \ + .pin_first = STM32F4_GPIO_PIN(port, idx), \ + .pin_last = STM32F4_GPIO_PIN(port, idx), \ + .mode = STM32F4_GPIO_MODE_INPUT, \ + .cnf = STM32F4_GPIO_CNF_IN_FLOATING, \ + .output = 0, \ + .remap = remapvalue \ + } \ + } + +#define STM32F4_PIN_USART1_TX_MAP_0 STM32F4_PIN_USART_TX(0, 9, STM32F4_GPIO_REMAP_USART1_0) +#define STM32F4_PIN_USART1_RX_MAP_0 STM32F4_PIN_USART_RX(0, 10, STM32F4_GPIO_REMAP_USART1_0) +#define STM32F4_PIN_USART1_TX_MAP_1 STM32F4_PIN_USART_TX(1, 6, STM32F4_GPIO_REMAP_USART1_1) +#define STM32F4_PIN_USART1_RX_MAP_1 STM32F4_PIN_USART_RX(1, 7, STM32F4_GPIO_REMAP_USART1_1) + +#define STM32F4_PIN_USART2_TX_MAP_0 STM32F4_PIN_USART_TX(0, 2, STM32F4_GPIO_REMAP_USART2_0) +#define STM32F4_PIN_USART2_RX_MAP_0 STM32F4_PIN_USART_RX(0, 3, STM32F4_GPIO_REMAP_USART2_0) +#define STM32F4_PIN_USART2_TX_MAP_1 STM32F4_PIN_USART_TX(3, 5, STM32F4_GPIO_REMAP_USART2_1) +#define STM32F4_PIN_USART2_RX_MAP_1 STM32F4_PIN_USART_RX(3, 6, STM32F4_GPIO_REMAP_USART2_1) + +#define STM32F4_PIN_USART3_TX_MAP_0 STM32F4_PIN_USART_TX(1, 10, STM32F4_GPIO_REMAP_USART3_0) +#define STM32F4_PIN_USART3_RX_MAP_0 STM32F4_PIN_USART_RX(1, 11, STM32F4_GPIO_REMAP_USART3_0) +#define STM32F4_PIN_USART3_TX_MAP_1 STM32F4_PIN_USART_TX(2, 10, STM32F4_GPIO_REMAP_USART3_1) +#define STM32F4_PIN_USART3_RX_MAP_1 STM32F4_PIN_USART_RX(2, 11, STM32F4_GPIO_REMAP_USART3_1) +#define STM32F4_PIN_USART3_TX_MAP_3 STM32F4_PIN_USART_TX(3, 8, STM32F4_GPIO_REMAP_USART3_3) +#define STM32F4_PIN_USART3_RX_MAP_3 STM32F4_PIN_USART_RX(3, 9, STM32F4_GPIO_REMAP_USART3_3) + +#define STM32F4_PIN_UART4_TX STM32F4_PIN_USART_TX(2, 10, STM32F4_GPIO_REMAP_DONT_CHANGE) +#define STM32F4_PIN_UART4_RX STM32F4_PIN_USART_RX(2, 11, STM32F4_GPIO_REMAP_DONT_CHANGE) + +#define STM32F4_PIN_UART5_TX STM32F4_PIN_USART_TX(2, 12, STM32F4_GPIO_REMAP_DONT_CHANGE) +#define STM32F4_PIN_UART5_RX STM32F4_PIN_USART_RX(3, 2, STM32F4_GPIO_REMAP_DONT_CHANGE) + +#define STM32F4_PIN_I2C(port, idx, remapvalue) \ + { \ + { \ + .pin_first = STM32F4_GPIO_PIN(port, idx), \ + .pin_last = STM32F4_GPIO_PIN(port, idx), \ + .mode = STM32F4_GPIO_MODE_OUTPUT_2MHz, \ + .cnf = STM32F4_GPIO_CNF_OUT_AF_OD, \ + .output = 0, \ + .remap = remapvalue \ + } \ + } + +#define STM32F4_PIN_I2C1_SCL_MAP0 STM32F4_PIN_I2C(1, 6, STM32F4_GPIO_REMAP_I2C1_0) +#define STM32F4_PIN_I2C1_SDA_MAP0 STM32F4_PIN_I2C(1, 7, STM32F4_GPIO_REMAP_I2C1_0) +#define STM32F4_PIN_I2C1_SCL_MAP1 STM32F4_PIN_I2C(1, 8, STM32F4_GPIO_REMAP_I2C1_1) +#define STM32F4_PIN_I2C1_SDA_MAP1 STM32F4_PIN_I2C(1, 9, STM32F4_GPIO_REMAP_I2C1_1) + +#define STM32F4_PIN_I2C2_SCL STM32F4_PIN_I2C(1, 10, STM32F4_GPIO_REMAP_DONT_CHANGE) +#define STM32F4_PIN_I2C2_SDA STM32F4_PIN_I2C(1, 11, STM32F4_GPIO_REMAP_DONT_CHANGE) + +/** @} */ + +#endif /* STM32F4_FAMILY_F10XXX */ + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif /* LIBBSP_ARM_STM32F4_IO_H */ |