/************************************************************************************ * configs/nucleo-144/include/board.h * * Copyright (C) 2016-2017 Gregory Nutt. All rights reserved. * Authors: Gregory Nutt * Mark Olsson * David Sidrane * Bob Feretich * * 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 __CONFIG_NUCLEO_144_INCLUDE_BOARD_H #define __CONFIG_NUCLEO_144_INCLUDE_BOARD_H /************************************************************************************ * Included Files ************************************************************************************/ #include #ifndef __ASSEMBLY__ # include #endif #ifdef __KERNEL__ #include "stm32_rcc.h" #ifdef CONFIG_STM32F7_SDMMC1 # include "stm32_sdmmc.h" #endif #endif /************************************************************************************ * Pre-processor Definitions ************************************************************************************/ /* Clocking *************************************************************************/ /* The Nucleo-144 board provides the following clock sources: * * MCO: 8 MHz from MCO output of ST-LINK is used as input clock * X2: 32.768 KHz crystal for LSE * X3: HSE crystal oscillator (not provided) * * So we have these clock source available within the STM32 * * HSI: 16 MHz RC factory-trimmed * LSI: 32 KHz RC * HSE: 8 MHz from MCO output of ST-LINK * LSE: 32.768 kHz */ #define STM32_BOARD_XTAL 8000000ul #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 = 8,000,000 * * PLL_VCO = (STM32_HSE_FREQUENCY / PLLM) * PLLN * Subject to: * * 2 <= PLLM <= 63 * 192 <= PLLN <= 432 * 192 MHz <= PLL_VCO <= 432MHz * * SYSCLK = PLL_VCO / PLLP * Subject to * * PLLP = {2, 4, 6, 8} * SYSCLK <= 216 MHz * * USB OTG FS, SDMMC and RNG Clock = PLL_VCO / PLLQ * Subject to * The USB OTG FS requires a 48 MHz clock to work correctly. The SDMMC * and the random number generator need a frequency lower than or equal * to 48 MHz to work correctly. * * 2 <= PLLQ <= 15 */ /* Highest SYSCLK with USB OTG FS clock = 48 MHz * * PLL_VCO = (8,000,000 / 4) * 216 = 432 MHz * SYSCLK = 432 MHz / 2 = 216 MHz * USB OTG FS, SDMMC and RNG Clock = 432 MHz / 9 = 48 MHz */ #define STM32_PLLCFG_PLLM RCC_PLLCFG_PLLM(4) #define STM32_PLLCFG_PLLN RCC_PLLCFG_PLLN(216) #define STM32_PLLCFG_PLLP RCC_PLLCFG_PLLP_2 #define STM32_PLLCFG_PLLQ RCC_PLLCFG_PLLQ(9) #define STM32_VCO_FREQUENCY ((STM32_HSE_FREQUENCY / 4) * 216) #define STM32_SYSCLK_FREQUENCY (STM32_VCO_FREQUENCY / 2) #define STM32_OTGFS_FREQUENCY (STM32_VCO_FREQUENCY / 9) /* Configure factors for PLLSAI clock */ #define CONFIG_STM32F7_PLLSAI 1 #define STM32_RCC_PLLSAICFGR_PLLSAIN RCC_PLLSAICFGR_PLLSAIN(192) #define STM32_RCC_PLLSAICFGR_PLLSAIP RCC_PLLSAICFGR_PLLSAIP(8) #define STM32_RCC_PLLSAICFGR_PLLSAIQ RCC_PLLSAICFGR_PLLSAIQ(4) #define STM32_RCC_PLLSAICFGR_PLLSAIR RCC_PLLSAICFGR_PLLSAIR(2) /* Configure Dedicated Clock Configuration Register */ #define STM32_RCC_DCKCFGR1_PLLI2SDIVQ RCC_DCKCFGR1_PLLI2SDIVQ(1) #define STM32_RCC_DCKCFGR1_PLLSAIDIVQ RCC_DCKCFGR1_PLLSAIDIVQ(1) #define STM32_RCC_DCKCFGR1_PLLSAIDIVR RCC_DCKCFGR1_PLLSAIDIVR(0) #define STM32_RCC_DCKCFGR1_SAI1SRC RCC_DCKCFGR1_SAI1SEL(0) #define STM32_RCC_DCKCFGR1_SAI2SRC RCC_DCKCFGR1_SAI2SEL(0) #define STM32_RCC_DCKCFGR1_TIMPRESRC 0 #define STM32_RCC_DCKCFGR1_DFSDM1SRC 0 #define STM32_RCC_DCKCFGR1_ADFSDM1SRC 0 /* Configure factors for PLLI2S clock */ #define CONFIG_STM32F7_PLLI2S 1 #define STM32_RCC_PLLI2SCFGR_PLLI2SN RCC_PLLI2SCFGR_PLLI2SN(192) #define STM32_RCC_PLLI2SCFGR_PLLI2SP RCC_PLLI2SCFGR_PLLI2SP(2) #define STM32_RCC_PLLI2SCFGR_PLLI2SQ RCC_PLLI2SCFGR_PLLI2SQ(2) #define STM32_RCC_PLLI2SCFGR_PLLI2SR RCC_PLLI2SCFGR_PLLI2SR(2) /* Configure Dedicated Clock Configuration Register 2 */ #define STM32_RCC_DCKCFGR2_USART1SRC RCC_DCKCFGR2_USART1SEL_APB #define STM32_RCC_DCKCFGR2_USART2SRC RCC_DCKCFGR2_USART2SEL_APB #define STM32_RCC_DCKCFGR2_UART4SRC RCC_DCKCFGR2_UART4SEL_APB #define STM32_RCC_DCKCFGR2_UART5SRC RCC_DCKCFGR2_UART5SEL_APB #define STM32_RCC_DCKCFGR2_USART6SRC RCC_DCKCFGR2_USART6SEL_APB #define STM32_RCC_DCKCFGR2_UART7SRC RCC_DCKCFGR2_UART7SEL_APB #define STM32_RCC_DCKCFGR2_UART8SRC RCC_DCKCFGR2_UART8SEL_APB #define STM32_RCC_DCKCFGR2_I2C1SRC RCC_DCKCFGR2_I2C1SEL_HSI #define STM32_RCC_DCKCFGR2_I2C2SRC RCC_DCKCFGR2_I2C2SEL_HSI #define STM32_RCC_DCKCFGR2_I2C3SRC RCC_DCKCFGR2_I2C3SEL_HSI #define STM32_RCC_DCKCFGR2_I2C4SRC RCC_DCKCFGR2_I2C4SEL_HSI #define STM32_RCC_DCKCFGR2_LPTIM1SRC RCC_DCKCFGR2_LPTIM1SEL_APB #define STM32_RCC_DCKCFGR2_CECSRC RCC_DCKCFGR2_CECSEL_HSI #define STM32_RCC_DCKCFGR2_CK48MSRC RCC_DCKCFGR2_CK48MSEL_PLL #define STM32_RCC_DCKCFGR2_SDMMCSRC RCC_DCKCFGR2_SDMMCSEL_48MHZ #define STM32_RCC_DCKCFGR2_SDMMC2SRC RCC_DCKCFGR2_SDMMC2SEL_48MHZ #define STM32_RCC_DCKCFGR2_DSISRC RCC_DCKCFGR2_DSISEL_PHY /* Several prescalers allow the configuration of the two AHB buses, the * high-speed APB (APB2) and the low-speed APB (APB1) domains. The maximum * frequency of the two AHB buses is 216 MHz while the maximum frequency of * the high-speed APB domains is 108 MHz. The maximum allowed frequency of * the low-speed APB domain is 54 MHz. */ /* AHB clock (HCLK) is SYSCLK (216 MHz) */ #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 (54 MHz) */ #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 (108MHz) */ #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) /* SDMMC 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!!! * * SDMMCCLK=48MHz, SDMMC_CK=SDMMCCLK/(118+2)=400 KHz */ #define STM32_SDMMC_INIT_CLKDIV (118 << STM32_SDMMC_CLKCR_CLKDIV_SHIFT) /* DMA ON: SDMMCCLK=48MHz, SDMMC_CK=SDMMCCLK/(1+2)=16 MHz * DMA OFF: SDMMCCLK=48MHz, SDMMC_CK=SDMMCCLK/(2+2)=12 MHz */ #ifdef CONFIG_SDIO_DMA # define STM32_SDMMC_MMCXFR_CLKDIV (1 << STM32_SDMMC_CLKCR_CLKDIV_SHIFT) #else # define STM32_SDMMC_MMCXFR_CLKDIV (2 << STM32_SDMMC_CLKCR_CLKDIV_SHIFT) #endif /* DMA ON: SDMMCCLK=48MHz, SDMMC_CK=SDMMCCLK/(1+2)=16 MHz * DMA OFF: SDMMCCLK=48MHz, SDMMC_CK=SDMMCCLK/(2+2)=12 MHz */ #ifdef CONFIG_SDIO_DMA # define STM32_SDMMC_SDXFR_CLKDIV (1 << STM32_SDMMC_CLKCR_CLKDIV_SHIFT) #else # define STM32_SDMMC_SDXFR_CLKDIV (2 << STM32_SDMMC_CLKCR_CLKDIV_SHIFT) #endif #if defined(CONFIG_STM32F7_SDMMC2) # define GPIO_SDMMC2_D0 GPIO_SDMMC2_D0_1 # define GPIO_SDMMC2_D1 GPIO_SDMMC2_D1_1 # define GPIO_SDMMC2_D2 GPIO_SDMMC2_D2_1 # define GPIO_SDMMC2_D3 GPIO_SDMMC2_D3_1 #endif /* DMA Channl/Stream Selections *****************************************************/ /* Stream selections are arbitrary for now but might become important in the future * if we set aside more DMA channels/streams. * * SDMMC DMA is on DMA2 * * SDMMC1 DMA * DMAMAP_SDMMC1_1 = Channel 4, Stream 3 * DMAMAP_SDMMC1_2 = Channel 4, Stream 6 * * SDMMC2 DMA * DMAMAP_SDMMC2_1 = Channel 11, Stream 0 * DMAMAP_SDMMC3_2 = Channel 11, Stream 5 */ #define DMAMAP_SDMMC1 DMAMAP_SDMMC1_1 #define DMAMAP_SDMMC2 DMAMAP_SDMMC2_1 /* FLASH wait states * * --------- ---------- ----------- * VDD MAX SYSCLK WAIT STATES * --------- ---------- ----------- * 1.7-2.1 V 180 MHz 8 * 2.1-2.4 V 216 MHz 9 * 2.4-2.7 V 216 MHz 8 * 2.7-3.6 V 216 MHz 7 * --------- ---------- ----------- */ #define BOARD_FLASH_WAITSTATES 7 /* LED definitions ******************************************************************/ /* The Nucleo-144 board has numerous LEDs but only three, LD1 a Green LED, LD2 a Blue * LED and LD3 a Red LED, that can be controlled by software. The following * definitions assume the default Solder Bridges are installed. * * If CONFIG_ARCH_LEDS is not defined, then the user can control the LEDs in any way. * The following definitions are used to access individual LEDs. */ /* LED index values for use with board_userled() */ #define BOARD_LED1 0 #define BOARD_LED2 1 #define BOARD_LED3 2 #define BOARD_NLEDS 3 #define BOARD_LED_GREEN BOARD_LED1 #define BOARD_LED_BLUE BOARD_LED2 #define BOARD_LED_RED BOARD_LED3 /* LED bits for use with board_userled_all() */ #define BOARD_LED1_BIT (1 << BOARD_LED1) #define BOARD_LED2_BIT (1 << BOARD_LED2) #define BOARD_LED3_BIT (1 << BOARD_LED3) /* If CONFIG_ARCH_LEDS is defined, the usage by the board port is defined in * include/board.h and src/stm32_leds.c. The LEDs are used to encode OS-related * events as follows: * * * SYMBOL Meaning LED state * Red Green Blue * ---------------------- -------------------------- ------ ------ ----*/ #define LED_STARTED 0 /* NuttX has been started OFF OFF OFF */ #define LED_HEAPALLOCATE 1 /* Heap has been allocated OFF OFF ON */ #define LED_IRQSENABLED 2 /* Interrupts enabled OFF ON OFF */ #define LED_STACKCREATED 3 /* Idle stack created OFF ON ON */ #define LED_INIRQ 4 /* In an interrupt N/C N/C GLOW */ #define LED_SIGNAL 5 /* In a signal handler N/C GLOW N/C */ #define LED_ASSERTION 6 /* An assertion failed GLOW N/C GLOW */ #define LED_PANIC 7 /* The system has crashed Blink OFF N/C */ #define LED_IDLE 8 /* MCU is is sleep mode ON OFF OFF */ /* Thus if the Green LED is statically on, NuttX has successfully booted and * is, apparently, running normally. If the Red LED is flashing at * approximately 2Hz, then a fatal error has been detected and the system * has halted. */ /* Button definitions ***************************************************************/ /* The STM32F7 Discovery supports one button: Pushbutton B1, labeled "User", is * connected to GPIO PI11. A high value will be sensed when the button is depressed. */ #define BUTTON_USER 0 #define NUM_BUTTONS 1 #define BUTTON_USER_BIT (1 << BUTTON_USER) /* Alternate function pin selections ************************************************/ #if defined(CONFIG_NUCLEO_CONSOLE_ARDUINO) /* USART6: * * These configurations assume that you are using a standard Arduio RS-232 shield * with the serial interface with RX on pin D0 and TX on pin D1: * * -------- --------------- * STM32F7 * ARDUIONO FUNCTION GPIO * -- ----- --------- ----- * DO RX USART6_RX PG9 * D1 TX USART6_TX PG14 * -- ----- --------- ----- */ # define GPIO_USART6_RX GPIO_USART6_RX_2 # define GPIO_USART6_TX GPIO_USART6_TX_2 #endif /* USART3: * Use USART3 and the USB virtual COM port */ #if defined(CONFIG_NUCLEO_CONSOLE_VIRTUAL) # define GPIO_USART3_RX GPIO_USART3_RX_3 # define GPIO_USART3_TX GPIO_USART3_TX_3 #endif #if defined(CONFIG_NUCLEO_CONSOLE_MORPHO_UART4) /* UART4: * * This configuration assumes that you disabled Ethernet MII clocking * by removing SB13 to free PA1. * * -------- --------------- * STM32F7 * Pin FUNCTION GPIO * ------- --------- ----- * CN11 30 UART4_RX PA1 * CN11 28 UART4_TX PA0 * ------- --------- ----- */ # define GPIO_UART4_RX GPIO_UART4_RX_1 # define GPIO_UART4_TX GPIO_UART4_TX_1 /* USART3 seems to be forced selected by the Nucleo-F746ZG kconfig - bug */ # define GPIO_USART3_RX GPIO_USART3_RX_1 # define GPIO_USART3_TX GPIO_USART3_TX_1 /* USART6 seems to be forced selected by the Nucleo-F722E kconfig - bug */ # define GPIO_USART6_RX GPIO_USART6_RX_2 # define GPIO_USART6_TX GPIO_USART6_TX_2 #endif /* USART8: * * This configurations assume that you are connecting to the Morpho connector * with the serial interface with the adaptor's RX on pin CN11 pin 64 and * TX on pin CN11 pin 61 * * USART8: has no remap */ /* DMA channels *************************************************************/ /* ADC */ #define ADC1_DMA_CHAN DMAMAP_ADC1_1 #define ADC2_DMA_CHAN DMAMAP_ADC2_1 #define ADC3_DMA_CHAN DMAMAP_ADC3_1 /* SPI * * * PA6 SPI1_MISO CN12-13 * PA7 SPI1_MOSI CN12-15 * PA5 SPI1_SCK CN12-11 * * PB14 SPI2_MISO CN12-28 * PB15 SPI2_MOSI CN12-26 * PB13 SPI2_SCK CN12-30 * * PB4 SPI3_MISO CN12-27 * PB5 SPI3_MOSI CN12-29 * PB3 SPI3_SCK CN12-31 */ #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_3 #define GPIO_SPI3_MISO GPIO_SPI3_MISO_1 #define GPIO_SPI3_MOSI GPIO_SPI3_MOSI_2 #define GPIO_SPI3_SCK GPIO_SPI3_SCK_1 /* I2C * * * PB8 I2C1_SCL CN12-3 * PB9 I2C1_SDA CN12-5 * PB10 I2C2_SCL CN11-51 * PB11 I2C2_SDA CN12-18 * * PA8 I2C3_SCL CN12-23 * PC9 I2C3_SDA CN12-1 * */ #define GPIO_I2C1_SCL GPIO_I2C1_SCL_2 #define GPIO_I2C1_SDA GPIO_I2C1_SDA_2 #define GPIO_I2C2_SCL GPIO_I2C2_SCL_1 #define GPIO_I2C2_SDA GPIO_I2C2_SDA_1 #define GPIO_I2C3_SCL GPIO_I2C3_SCL_1 #define GPIO_I2C3_SDA GPIO_I2C3_SDA_1 /* The STM32 F7 connects to a SMSC LAN8742A PHY using these pins: * * STM32 F7 BOARD LAN8742A * GPIO SIGNAL PIN NAME * -------- ------------ ------------- * PG11 RMII_TX_EN TXEN * PG13 RMII_TXD0 TXD0 * PB13 RMII_TXD1 TXD1 * PC4 RMII_RXD0 RXD0/MODE0 * PC5 RMII_RXD1 RXD1/MODE1 * PG2 RMII_RXER RXER/PHYAD0 -- Not used * PA7 RMII_CRS_DV CRS_DV/MODE2 * PC1 RMII_MDC MDC * PA2 RMII_MDIO MDIO * N/A NRST nRST * PA1 RMII_REF_CLK nINT/REFCLK0 * N/A OSC_25M XTAL1/CLKIN * * The PHY address is either 0 or 1, depending on the state of PG2 on reset. * PG2 is not controlled but appears to result in a PHY address of 0. */ #define GPIO_ETH_RMII_TX_EN GPIO_ETH_RMII_TX_EN_2 #define GPIO_ETH_RMII_TXD0 GPIO_ETH_RMII_TXD0_2 #define GPIO_ETH_RMII_TXD1 GPIO_ETH_RMII_TXD1_1 #endif /* __CONFIG_NUCLEO_144_INCLUDE_BOARD_H */