/************************************************************************************ * nuttx-configs/px4fmu-v2/include/board.h * include/arch/board/board.h * * Copyright (C) 2009 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_BOARD_BOARD_H #define __ARCH_BOARD_BOARD_H /************************************************************************************ * Included Files ************************************************************************************/ #include #ifndef __ASSEMBLY__ # include #endif #include /************************************************************************************ * Definitions ************************************************************************************/ /* Clocking *************************************************************************/ /* The PX4FMUV2 uses a 24MHz crystal connected to the HSE. * * This is the "standard" configuration as set up by arch/arm/src/stm32f40xx_rcc.c: * System Clock source : PLL (HSE) * SYSCLK(Hz) : 168000000 Determined by PLL configuration * HCLK(Hz) : 168000000 (STM32_RCC_CFGR_HPRE) * AHB Prescaler : 1 (STM32_RCC_CFGR_HPRE) * APB1 Prescaler : 4 (STM32_RCC_CFGR_PPRE1) * APB2 Prescaler : 2 (STM32_RCC_CFGR_PPRE2) * HSE Frequency(Hz) : 24000000 (STM32_BOARD_XTAL) * PLLM : 24 (STM32_PLLCFG_PLLM) * PLLN : 336 (STM32_PLLCFG_PLLN) * PLLP : 2 (STM32_PLLCFG_PLLP) * PLLQ : 7 (STM32_PLLCFG_PPQ) * Main regulator output voltage : Scale1 mode Needed for high speed SYSCLK * Flash Latency(WS) : 5 * Prefetch Buffer : OFF * Instruction cache : ON * Data cache : ON * Require 48MHz for USB OTG FS, : Enabled * SDIO and RNG clock */ /* HSI - 16 MHz RC factory-trimmed * LSI - 32 KHz RC * HSE - On-board crystal frequency is 24MHz * LSE - not installed */ #define STM32_BOARD_XTAL 24000000ul #define STM32_HSI_FREQUENCY 16000000ul #define STM32_LSI_FREQUENCY 32000 #define STM32_HSE_FREQUENCY STM32_BOARD_XTAL //#define STM32_LSE_FREQUENCY 32768 /* Main PLL Configuration. * * PLL source is HSE * PLL_VCO = (STM32_HSE_FREQUENCY / PLLM) * PLLN * = (25,000,000 / 25) * 336 * = 336,000,000 * SYSCLK = PLL_VCO / PLLP * = 336,000,000 / 2 = 168,000,000 * USB OTG FS, SDIO and RNG Clock * = PLL_VCO / PLLQ * = 48,000,000 */ #define STM32_PLLCFG_PLLM RCC_PLLCFG_PLLM(24) #define STM32_PLLCFG_PLLN RCC_PLLCFG_PLLN(336) #define STM32_PLLCFG_PLLP RCC_PLLCFG_PLLP_2 #define STM32_PLLCFG_PLLQ RCC_PLLCFG_PLLQ(7) #define STM32_SYSCLK_FREQUENCY 168000000ul /* AHB clock (HCLK) is SYSCLK (168MHz) */ #define STM32_RCC_CFGR_HPRE RCC_CFGR_HPRE_SYSCLK /* HCLK = SYSCLK / 1 */ #define STM32_HCLK_FREQUENCY STM32_SYSCLK_FREQUENCY #define STM32_BOARD_HCLK STM32_HCLK_FREQUENCY /* same as above, to satisfy compiler */ /* APB1 clock (PCLK1) is HCLK/4 (42MHz) */ #define STM32_RCC_CFGR_PPRE1 RCC_CFGR_PPRE1_HCLKd4 /* PCLK1 = HCLK / 4 */ #define STM32_PCLK1_FREQUENCY (STM32_HCLK_FREQUENCY/4) /* Timers driven from APB1 will be twice PCLK1 */ #define STM32_APB1_TIM2_CLKIN (2*STM32_PCLK1_FREQUENCY) #define STM32_APB1_TIM3_CLKIN (2*STM32_PCLK1_FREQUENCY) #define STM32_APB1_TIM4_CLKIN (2*STM32_PCLK1_FREQUENCY) #define STM32_APB1_TIM5_CLKIN (2*STM32_PCLK1_FREQUENCY) #define STM32_APB1_TIM6_CLKIN (2*STM32_PCLK1_FREQUENCY) #define STM32_APB1_TIM7_CLKIN (2*STM32_PCLK1_FREQUENCY) #define STM32_APB1_TIM12_CLKIN (2*STM32_PCLK1_FREQUENCY) #define STM32_APB1_TIM13_CLKIN (2*STM32_PCLK1_FREQUENCY) #define STM32_APB1_TIM14_CLKIN (2*STM32_PCLK1_FREQUENCY) /* APB2 clock (PCLK2) is HCLK/2 (84MHz) */ #define STM32_RCC_CFGR_PPRE2 RCC_CFGR_PPRE2_HCLKd2 /* PCLK2 = HCLK / 2 */ #define STM32_PCLK2_FREQUENCY (STM32_HCLK_FREQUENCY/2) /* Timers driven from APB2 will be twice PCLK2 */ #define STM32_APB2_TIM1_CLKIN (2*STM32_PCLK2_FREQUENCY) #define STM32_APB2_TIM8_CLKIN (2*STM32_PCLK2_FREQUENCY) #define STM32_APB2_TIM9_CLKIN (2*STM32_PCLK2_FREQUENCY) #define STM32_APB2_TIM10_CLKIN (2*STM32_PCLK2_FREQUENCY) #define STM32_APB2_TIM11_CLKIN (2*STM32_PCLK2_FREQUENCY) /* Timer Frequencies, if APBx is set to 1, frequency is same to APBx * otherwise frequency is 2xAPBx. * Note: TIM1,8-11 are on APB2, others on APB1 */ #define BOARD_TIM1_FREQUENCY STM32_APB2_TIM1_CLKIN #define BOARD_TIM2_FREQUENCY STM32_APB1_TIM2_CLKIN #define BOARD_TIM3_FREQUENCY STM32_APB1_TIM3_CLKIN #define BOARD_TIM4_FREQUENCY STM32_APB1_TIM4_CLKIN #define BOARD_TIM5_FREQUENCY STM32_APB1_TIM5_CLKIN #define BOARD_TIM6_FREQUENCY STM32_APB1_TIM6_CLKIN #define BOARD_TIM7_FREQUENCY STM32_APB1_TIM7_CLKIN #define BOARD_TIM8_FREQUENCY STM32_APB2_TIM8_CLKIN #define BOARD_TIM9_FREQUENCY STM32_APB2_TIM9_CLKIN #define BOARD_TIM10_FREQUENCY STM32_APB2_TIM10_CLKIN #define BOARD_TIM11_FREQUENCY STM32_APB2_TIM11_CLKIN #define BOARD_TIM12_FREQUENCY STM32_APB1_TIM12_CLKIN #define BOARD_TIM13_FREQUENCY STM32_APB1_TIM13_CLKIN #define BOARD_TIM14_FREQUENCY STM32_APB1_TIM14_CLKIN /* SDIO dividers. Note that slower clocking is required when DMA is disabled * in order to avoid RX overrun/TX underrun errors due to delayed responses * to service FIFOs in interrupt driven mode. These values have not been * tuned!!! * * SDIOCLK=48MHz, SDIO_CK=SDIOCLK/(118+2)=400 KHz */ #define SDIO_INIT_CLKDIV (118 << SDIO_CLKCR_CLKDIV_SHIFT) /* DMA ON: SDIOCLK=48MHz, SDIO_CK=SDIOCLK/(1+2)=16 MHz * DMA OFF: SDIOCLK=48MHz, SDIO_CK=SDIOCLK/(2+2)=12 MHz */ #ifdef CONFIG_SDIO_DMA # define SDIO_MMCXFR_CLKDIV (1 << SDIO_CLKCR_CLKDIV_SHIFT) #else # define SDIO_MMCXFR_CLKDIV (2 << SDIO_CLKCR_CLKDIV_SHIFT) #endif /* DMA ON: SDIOCLK=48MHz, SDIO_CK=SDIOCLK/(1+2)=16 MHz * DMA OFF: SDIOCLK=48MHz, SDIO_CK=SDIOCLK/(2+2)=12 MHz */ #ifdef CONFIG_SDIO_DMA # define SDIO_SDXFR_CLKDIV (1 << SDIO_CLKCR_CLKDIV_SHIFT) #else # define SDIO_SDXFR_CLKDIV (2 << SDIO_CLKCR_CLKDIV_SHIFT) #endif /* DMA Channl/Stream Selections *****************************************************/ /* Stream selections are arbitrary for now but might become important in the future * is we set aside more DMA channels/streams. * * SDIO DMA *   DMAMAP_SDIO_1 = Channel 4, Stream 3 <- may later be used by SPI DMA *   DMAMAP_SDIO_2 = Channel 4, Stream 6 */ #define DMAMAP_SDIO DMAMAP_SDIO_1 /* Alternate function pin selections ************************************************/ /* UARTs */ #define GPIO_USART1_RX GPIO_USART1_RX_1 /* Console in from IO */ #define GPIO_USART1_TX 0 /* USART1 is RX-only */ #define GPIO_USART2_RX GPIO_USART2_RX_2 #define GPIO_USART2_TX GPIO_USART2_TX_2 #define GPIO_USART2_RTS GPIO_USART2_RTS_2 #define GPIO_USART2_CTS GPIO_USART2_CTS_2 #define GPIO_USART3_RX GPIO_USART3_RX_3 #define GPIO_USART3_TX GPIO_USART3_TX_3 #define GPIO_USART3_RTS GPIO_USART3_RTS_2 #define GPIO_USART3_CTS GPIO_USART3_CTS_2 #define GPIO_UART4_RX GPIO_UART4_RX_1 #define GPIO_UART4_TX GPIO_UART4_TX_1 #define GPIO_USART6_RX GPIO_USART6_RX_1 #define GPIO_USART6_TX GPIO_USART6_TX_1 #define GPIO_UART7_RX GPIO_UART7_RX_1 #define GPIO_UART7_TX GPIO_UART7_TX_1 /* UART8 has no alternate pin config */ /* UART RX DMA configurations */ #define DMAMAP_USART1_RX DMAMAP_USART1_RX_2 #define DMAMAP_USART6_RX DMAMAP_USART6_RX_2 /* CAN * * CAN1 is routed to the onboard transceiver. * CAN2 is routed to the expansion connector. */ #define GPIO_CAN1_RX GPIO_CAN1_RX_3 #define GPIO_CAN1_TX GPIO_CAN1_TX_3 #define GPIO_CAN2_RX GPIO_CAN2_RX_1 #define GPIO_CAN2_TX GPIO_CAN2_TX_2 /* I2C * * The optional _GPIO configurations allow the I2C driver to manually * reset the bus to clear stuck slaves. They match the pin configuration, * but are normally-high GPIOs. */ #define GPIO_I2C1_SCL GPIO_I2C1_SCL_2 #define GPIO_I2C1_SDA GPIO_I2C1_SDA_2 #define GPIO_I2C1_SCL_GPIO \ (GPIO_OUTPUT|GPIO_OPENDRAIN|GPIO_SPEED_50MHz|GPIO_OUTPUT_SET|GPIO_PORTB|GPIO_PIN8) #define GPIO_I2C1_SDA_GPIO \ (GPIO_OUTPUT|GPIO_OPENDRAIN|GPIO_SPEED_50MHz|GPIO_OUTPUT_SET|GPIO_PORTB|GPIO_PIN9) #define GPIO_I2C2_SCL GPIO_I2C2_SCL_1 #define GPIO_I2C2_SDA GPIO_I2C2_SDA_1 #define GPIO_I2C2_SCL_GPIO \ (GPIO_OUTPUT|GPIO_OPENDRAIN|GPIO_SPEED_50MHz|GPIO_OUTPUT_SET|GPIO_PORTB|GPIO_PIN10) #define GPIO_I2C2_SDA_GPIO \ (GPIO_OUTPUT|GPIO_OPENDRAIN|GPIO_SPEED_50MHz|GPIO_OUTPUT_SET|GPIO_PORTB|GPIO_PIN11) /* SPI * * There are sensors on SPI1, and SPI2 is connected to the FRAM. */ #define GPIO_SPI1_MISO GPIO_SPI1_MISO_1 #define GPIO_SPI1_MOSI GPIO_SPI1_MOSI_1 #define GPIO_SPI1_SCK GPIO_SPI1_SCK_1 #define GPIO_SPI2_MISO GPIO_SPI2_MISO_1 #define GPIO_SPI2_MOSI GPIO_SPI2_MOSI_1 #define GPIO_SPI2_SCK GPIO_SPI2_SCK_2 #define GPIO_SPI4_MISO GPIO_SPI4_MISO_1 #define GPIO_SPI4_MOSI GPIO_SPI4_MOSI_1 #define GPIO_SPI4_SCK GPIO_SPI4_SCK_1 /* LED Definitions. Needed if CONFIG_ARCH_LEDs is defined */ #define LED_STARTED 0 #define LED_HEAPALLOCATE 0 #define LED_IRQSENABLED 0 #define LED_STACKCREATED 1 #define LED_INIRQ 1 #define LED_SIGNAL 1 #define LED_ASSERTION 1 #define LED_PANIC 1 /* Board provides GPIO or other Hardware for signaling to timing analyzer */ #if defined(CONFIG_BOARD_USE_PROBES) # define PROBE_N(n) (1<<((n)-1)) # define PROBE_1 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTE|GPIO_PIN14) # define PROBE_2 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTE|GPIO_PIN13) # define PROBE_3 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTE|GPIO_PIN11) # define PROBE_4 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTE|GPIO_PIN9) # define PROBE_5 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTD|GPIO_PIN13) # define PROBE_6 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTD|GPIO_PIN14) # define PROBE_INIT(mask) \ do { \ if ((mask)& PROBE_N(1)) { stm32_configgpio(PROBE_1); } \ if ((mask)& PROBE_N(2)) { stm32_configgpio(PROBE_2); } \ if ((mask)& PROBE_N(3)) { stm32_configgpio(PROBE_3); } \ if ((mask)& PROBE_N(4)) { stm32_configgpio(PROBE_4); } \ if ((mask)& PROBE_N(5)) { stm32_configgpio(PROBE_5); } \ if ((mask)& PROBE_N(6)) { stm32_configgpio(PROBE_6); } \ } while(0) # define PROBE(n,s) do {stm32_gpiowrite(PROBE_##n,(s));}while(0) # define PROBE_MARK(n) PROBE(n,false);PROBE(n,true) #else # define PROBE_INIT(mask) # define PROBE(n,s) # define PROBE_MARK(n) #endif /************************************************************************************ * 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 initialization -- after all memory has been configured * and mapped but before any devices have been initialized. * ************************************************************************************/ EXTERN void stm32_boardinitialize(void); #undef EXTERN #if defined(__cplusplus) } #endif #endif /* __ASSEMBLY__ */ #endif /* __ARCH_BOARD_BOARD_H */