/************************************************************************************ * arch/arm/src/stm32h7/stm32_uart.h * * Copyright (C) 2015 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * 3. Neither the name NuttX nor the names of its contributors may be * used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * ************************************************************************************/ #ifndef __ARCH_ARM_SRC_STM32H7_STM32_UART_H #define __ARCH_ARM_SRC_STM32H7_STM32_UART_H /************************************************************************************ * Included Files ************************************************************************************/ #include #include #include "hardware/stm32_uart.h" /************************************************************************************ * Pre-processor Definitions ************************************************************************************/ /* Make sure that we have not enabled more U[S]ARTs than are supported by the * device. */ #if STM32H7_NUART < 4 # undef CONFIG_STM32H7_UART8 #endif #if STM32H7_NUART < 3 # undef CONFIG_STM32H7_UART7 #endif #if STM32H7_NUART < 2 # undef CONFIG_STM32H7_UART5 #endif #if STM32H7_NUART < 1 # undef CONFIG_STM32H7_UART4 #endif #if STM32H7_NUSART < 4 # undef CONFIG_STM32H7_USART6 #endif #if STM32H7_NUSART < 3 # undef CONFIG_STM32H7_USART3 #endif #if STM32H7_NUSART < 2 # undef CONFIG_STM32H7_USART2 #endif #if STM32H7_NUSART < 1 # undef CONFIG_STM32H7_USART1 #endif /* Is there a USART enabled? */ #if defined(CONFIG_STM32H7_USART1) || defined(CONFIG_STM32H7_USART2) || \ defined(CONFIG_STM32H7_USART3) || defined(CONFIG_STM32H7_UART4) || \ defined(CONFIG_STM32H7_UART5) || defined(CONFIG_STM32H7_USART6) || \ defined(CONFIG_STM32H7_UART7) || defined(CONFIG_STM32H7_UART8) # define HAVE_UART 1 #endif /* Is there a serial console? */ #if defined(CONFIG_USART1_SERIAL_CONSOLE) && defined(CONFIG_STM32H7_USART1) # undef CONFIG_USART2_SERIAL_CONSOLE # undef CONFIG_USART3_SERIAL_CONSOLE # undef CONFIG_UART4_SERIAL_CONSOLE # undef CONFIG_UART5_SERIAL_CONSOLE # undef CONFIG_USART6_SERIAL_CONSOLE # undef CONFIG_UART7_SERIAL_CONSOLE # undef CONFIG_UART8_SERIAL_CONSOLE # define CONSOLE_UART 1 # define HAVE_CONSOLE 1 #elif defined(CONFIG_USART2_SERIAL_CONSOLE) && defined(CONFIG_STM32H7_USART2) # undef CONFIG_USART1_SERIAL_CONSOLE # undef CONFIG_USART3_SERIAL_CONSOLE # undef CONFIG_UART4_SERIAL_CONSOLE # undef CONFIG_UART5_SERIAL_CONSOLE # undef CONFIG_USART6_SERIAL_CONSOLE # undef CONFIG_UART7_SERIAL_CONSOLE # undef CONFIG_UART8_SERIAL_CONSOLE # define CONSOLE_UART 2 # define HAVE_CONSOLE 1 #elif defined(CONFIG_USART3_SERIAL_CONSOLE) && defined(CONFIG_STM32H7_USART3) # undef CONFIG_USART1_SERIAL_CONSOLE # undef CONFIG_USART2_SERIAL_CONSOLE # undef CONFIG_UART4_SERIAL_CONSOLE # undef CONFIG_UART5_SERIAL_CONSOLE # undef CONFIG_USART6_SERIAL_CONSOLE # undef CONFIG_UART7_SERIAL_CONSOLE # undef CONFIG_UART8_SERIAL_CONSOLE # define CONSOLE_UART 3 # define HAVE_CONSOLE 1 #elif defined(CONFIG_UART4_SERIAL_CONSOLE) && defined(CONFIG_STM32H7_UART4) # undef CONFIG_USART1_SERIAL_CONSOLE # undef CONFIG_USART2_SERIAL_CONSOLE # undef CONFIG_USART3_SERIAL_CONSOLE # undef CONFIG_UART5_SERIAL_CONSOLE # undef CONFIG_USART6_SERIAL_CONSOLE # undef CONFIG_UART7_SERIAL_CONSOLE # undef CONFIG_UART8_SERIAL_CONSOLE # define CONSOLE_UART 4 # define HAVE_CONSOLE 1 #elif defined(CONFIG_UART5_SERIAL_CONSOLE) && defined(CONFIG_STM32H7_UART5) # undef CONFIG_USART1_SERIAL_CONSOLE # undef CONFIG_USART2_SERIAL_CONSOLE # undef CONFIG_USART3_SERIAL_CONSOLE # undef CONFIG_UART4_SERIAL_CONSOLE # undef CONFIG_USART6_SERIAL_CONSOLE # undef CONFIG_UART7_SERIAL_CONSOLE # undef CONFIG_UART8_SERIAL_CONSOLE # define CONSOLE_UART 5 # define HAVE_CONSOLE 1 #elif defined(CONFIG_USART6_SERIAL_CONSOLE) && defined(CONFIG_STM32H7_USART6) # undef CONFIG_USART1_SERIAL_CONSOLE # undef CONFIG_USART2_SERIAL_CONSOLE # undef CONFIG_USART3_SERIAL_CONSOLE # undef CONFIG_UART4_SERIAL_CONSOLE # undef CONFIG_UART5_SERIAL_CONSOLE # undef CONFIG_UART7_SERIAL_CONSOLE # undef CONFIG_UART8_SERIAL_CONSOLE # define CONSOLE_UART 6 # define HAVE_CONSOLE 1 #elif defined(CONFIG_UART7_SERIAL_CONSOLE) && defined(CONFIG_STM32H7_UART7) # undef CONFIG_USART1_SERIAL_CONSOLE # undef CONFIG_USART2_SERIAL_CONSOLE # undef CONFIG_USART3_SERIAL_CONSOLE # undef CONFIG_UART4_SERIAL_CONSOLE # undef CONFIG_UART5_SERIAL_CONSOLE # undef CONFIG_USART6_SERIAL_CONSOLE # undef CONFIG_UART8_SERIAL_CONSOLE # define CONSOLE_UART 7 # define HAVE_CONSOLE 1 #elif defined(CONFIG_UART8_SERIAL_CONSOLE) && defined(CONFIG_STM32H7_UART8) # undef CONFIG_USART1_SERIAL_CONSOLE # undef CONFIG_USART2_SERIAL_CONSOLE # undef CONFIG_USART3_SERIAL_CONSOLE # undef CONFIG_UART4_SERIAL_CONSOLE # undef CONFIG_UART5_SERIAL_CONSOLE # undef CONFIG_USART6_SERIAL_CONSOLE # undef CONFIG_UART7_SERIAL_CONSOLE # define CONSOLE_UART 8 # define HAVE_CONSOLE 1 #else # undef CONFIG_USART1_SERIAL_CONSOLE # undef CONFIG_USART2_SERIAL_CONSOLE # undef CONFIG_USART3_SERIAL_CONSOLE # undef CONFIG_UART4_SERIAL_CONSOLE # undef CONFIG_UART5_SERIAL_CONSOLE # undef CONFIG_USART6_SERIAL_CONSOLE # undef CONFIG_UART7_SERIAL_CONSOLE # undef CONFIG_UART8_SERIAL_CONSOLE # define CONSOLE_UART 0 # undef HAVE_CONSOLE #endif /* Is RS-485 used? */ #if defined(CONFIG_USART1_RS485) || defined(CONFIG_USART2_RS485) || \ defined(CONFIG_USART3_RS485) || defined(CONFIG_UART4_RS485) || \ defined(CONFIG_UART5_RS485) || defined(CONFIG_USART6_RS485) || \ defined(CONFIG_UART7_RS485) || defined(CONFIG_UART8_RS485) # define HAVE_RS485 1 #endif #ifdef HAVE_RS485 # define USART_CR1_USED_INTS (USART_CR1_RXNEIE | USART_CR1_TXEIE | USART_CR1_PEIE | USART_CR1_TCIE) #else # define USART_CR1_USED_INTS (USART_CR1_RXNEIE | USART_CR1_TXEIE | USART_CR1_PEIE) #endif /************************************************************************************ * Public Types ************************************************************************************/ /************************************************************************************ * Public Data ************************************************************************************/ #ifndef __ASSEMBLY__ #undef EXTERN #if defined(__cplusplus) #define EXTERN extern "C" extern "C" { #else #define EXTERN extern #endif /************************************************************************************ * Public Functions Prototypes ************************************************************************************/ /************************************************************************************ * Name: stm32_serial_get_uart * * Description: * Get serial driver structure for STM32 USART * ************************************************************************************/ FAR uart_dev_t *stm32_serial_get_uart(int uart_num); #undef EXTERN #if defined(__cplusplus) } #endif #endif /* __ASSEMBLY__ */ #endif /* __ARCH_ARM_SRC_STM32H7_STM32_UART_H */