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Diffstat (limited to 'nuttx-configs/px4io-v1/include/board.h')
| -rwxr-xr-x | nuttx-configs/px4io-v1/include/board.h | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/nuttx-configs/px4io-v1/include/board.h b/nuttx-configs/px4io-v1/include/board.h new file mode 100755 index 000000000..815079266 --- /dev/null +++ b/nuttx-configs/px4io-v1/include/board.h @@ -0,0 +1,152 @@ +/************************************************************************************ + * configs/px4io/include/board.h + * include/arch/board/board.h + * + * Copyright (C) 2009 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * Copyright (C) 2012 PX4 Development Team. All rights reserved. + * + * 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_BOARD_BOARD_H +#define __ARCH_BOARD_BOARD_H + +/************************************************************************************ + * Included Files + ************************************************************************************/ + +#include <nuttx/config.h> +#ifndef __ASSEMBLY__ +# include <stdint.h> +# include <stdbool.h> +#endif +#include <stm32_rcc.h> +#include <stm32_sdio.h> +#include <stm32.h> + +/************************************************************************************ + * Definitions + ************************************************************************************/ + +/* Clocking *************************************************************************/ + +/* On-board crystal frequency is 24MHz (HSE) */ + +#define STM32_BOARD_XTAL 24000000ul + +/* Use the HSE output as the system clock */ + +#define STM32_SYSCLK_SW RCC_CFGR_SW_HSE +#define STM32_SYSCLK_SWS RCC_CFGR_SWS_HSE +#define STM32_SYSCLK_FREQUENCY STM32_BOARD_XTAL + +/* AHB clock (HCLK) is SYSCLK (24MHz) */ + +#define STM32_RCC_CFGR_HPRE RCC_CFGR_HPRE_SYSCLK +#define STM32_HCLK_FREQUENCY STM32_SYSCLK_FREQUENCY +#define STM32_BOARD_HCLK STM32_HCLK_FREQUENCY /* same as above, to satisfy compiler */ + +/* APB2 clock (PCLK2) is HCLK (24MHz) */ + +#define STM32_RCC_CFGR_PPRE2 RCC_CFGR_PPRE2_HCLK +#define STM32_PCLK2_FREQUENCY STM32_HCLK_FREQUENCY +#define STM32_APB2_CLKIN (STM32_PCLK2_FREQUENCY) /* Timers 2-4 */ + +/* APB2 timer 1 will receive PCLK2. */ + +#define STM32_APB2_TIM1_CLKIN (STM32_PCLK2_FREQUENCY) +#define STM32_APB2_TIM8_CLKIN (STM32_PCLK2_FREQUENCY) + +/* APB1 clock (PCLK1) is HCLK (24MHz) */ + +#define STM32_RCC_CFGR_PPRE1 RCC_CFGR_PPRE1_HCLK +#define STM32_PCLK1_FREQUENCY (STM32_HCLK_FREQUENCY) + +/* All timers run off PCLK */ + +#define STM32_APB1_TIM1_CLKIN (STM32_PCLK2_FREQUENCY) +#define STM32_APB1_TIM2_CLKIN (STM32_PCLK1_FREQUENCY) +#define STM32_APB1_TIM3_CLKIN (STM32_PCLK1_FREQUENCY) +#define STM32_APB1_TIM4_CLKIN (STM32_PCLK1_FREQUENCY) + +/* + * Some of the USART pins are not available; override the GPIO + * definitions with an invalid pin configuration. + */ +#undef GPIO_USART2_CTS +#define GPIO_USART2_CTS 0xffffffff +#undef GPIO_USART2_RTS +#define GPIO_USART2_RTS 0xffffffff +#undef GPIO_USART2_CK +#define GPIO_USART2_CK 0xffffffff +#undef GPIO_USART3_TX +#define GPIO_USART3_TX 0xffffffff +#undef GPIO_USART3_CK +#define GPIO_USART3_CK 0xffffffff +#undef GPIO_USART3_CTS +#define GPIO_USART3_CTS 0xffffffff +#undef GPIO_USART3_RTS +#define GPIO_USART3_RTS 0xffffffff + +/************************************************************************************ + * Public Data + ************************************************************************************/ + +#ifndef __ASSEMBLY__ + +#undef EXTERN +#if defined(__cplusplus) +#define EXTERN extern "C" +extern "C" { +#else +#define EXTERN extern +#endif + +/************************************************************************************ + * Public Function Prototypes + ************************************************************************************/ +/************************************************************************************ + * Name: stm32_boardinitialize + * + * Description: + * All STM32 architectures must provide the following entry point. This entry point + * is called early in the intitialization -- after all memory has been configured + * and mapped but before any devices have been initialized. + * + ************************************************************************************/ + +EXTERN void stm32_boardinitialize(void); + +#if defined(__cplusplus) +} +#endif + +#endif /* __ASSEMBLY__ */ +#endif /* __ARCH_BOARD_BOARD_H */ |