/************************************************************************************ * arch/arm/include/stm32f7/chip.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_INCLUDE_STM32F7_CHIP_H #define __ARCH_ARM_INCLUDE_STM32F7_CHIP_H /************************************************************************************ * Included Files ************************************************************************************/ #include /************************************************************************************ * Pre-processor Definitions ************************************************************************************/ /* STM32F745xx, STM32F746xx, and STM32F56xx. Differences between family members: * * ----------- ---------------- ----- -------- ------------ -------- * PART PACKAGE GPIOs SPI/I2S ADC CHANNELS LCD-TFT? * ----------- ---------------- ----- -------- ------------ -------- * STM32F745Vx LQFP100 82 4/3 16 No * STM32F745Zx WLCSP143/LQFP144 114 6/3 24 No * STM32F745Ix UFBGA176/LQFP176 140 6/3 24 No * STM32F745Bx LQFP208 168 6/3 24 No * STM32F745Nx TFBGA216 68 6/3 24 No * * STM32F746Vx LQFP100 82 4/3 16 Yes * STM32F746Zx WLCSP143/LQFP144 114 6/3 24 Yes * STM32F746Ix UFBGA176/LQFP176 140 6/3 24 Yes * STM32F746Bx LQFP208 168 6/3 24 Yes * STM32F746Nx TFBGA216 168 6/3 24 Yes * * STM32F756Vx LQFP100 82 4/3 16 Yes * STM32F756Zx WLCSP143/LQFP144 114 6/3 24 Yes * STM32F756Ix UFBGA176/LQFP176 140 6/3 24 Yes * STM32F756Bx LQFP208 168 6/3 24 Yes * STM32F756Nx TFBGA216 168 6/3 24 Yes * ----------- ---------------- ----- -------- ------------ -------- * * Parts STM32F74xxE have 512Kb of FLASH * Parts STM32F74xxG have 1024Kb of FLASH * * The correct FLASH size must be set with a CONFIG_STM32F7_FLASH_*KB * selection. */ #if defined(CONFIG_ARCH_CHIP_STM32F745) || defined(CONFIG_ARCH_CHIP_STM32F746) || \ defined(CONFIG_ARCH_CHIP_STM32F756) #if defined(CONFIG_ARCH_CHIP_STM32F745) # define STM32F7_STM32F745XX 1 /* STM32F745xx family */ # undef STM32F7_STM32F746XX /* Not STM32F746xx family */ # undef STM32F7_STM32F756XX /* Not STM32F756xx family */ # define STM32F7_NLCDTFT 0 /* No LCD-TFT */ #elif defined(CONFIG_ARCH_CHIP_STM32F746) # undef STM32F7_STM32F745XX /* Not STM32F745xx family */ # define STM32F7_STM32F746XX 1 /* STM32F746xx family */ # undef STM32F7_STM32F756XX /* Not STM32F756xx family */ # define STM32F7_NLCDTFT 1 /* One LCD-TFT */ #else /* if defined(CONFIG_ARCH_CHIP_STM32F746) */ # undef STM32F7_STM32F745XX /* Not STM32F745xx family */ # undef STM32F7_STM32F746XX /* Not STM32F746xx family */ # define STM32F7_STM32F756XX 1 /* STM32F756xx family */ # define STM32F7_NLCDTFT 1 /* One LCD-TFT */ #endif # define STM32F7_SRAM1_SIZE (240*1024) /* 240Kb SRAM1 on AHB bus Matrix */ # define STM32F7_SRAM2_SIZE (16*1024) /* 16Kb SRAM2 on AHB bus Matrix */ # define STM32F7_DTCM_SRAM_SIZE (64*1024) /* 64Kb DTCM SRAM on TCM inerface */ # define STM32F7_ITCM_SRAM_SIZE (16*1024) /* 16Kb ITCM SRAM on TCM inerface */ # define STM32F7_NFSMC 1 /* Have FSMC memory controller */ # define STM32F7_NETHERNET 1 /* 100/100 Ethernet MAC */ # define STM32F7_NATIM 2 /* Two advanced timers TIM1 and 8 */ # define STM32F7_NGTIM32 2 /* 32-bit general timers TIM2 and 5 with DMA */ # define STM32F7_NGTIM16 2 /* 16-bit general timers TIM3 and 4 with DMA */ # define STM32F7_NGTIMNDMA 6 /* 16-bit general timers TIM9-14 without DMA */ # define STM32F7_NBTIM 2 /* Two basic timers, TIM6-7 */ # define STM32F7_NRNG 1 /* Random number generator (RNG) */ # define STM32F7_NUART 4 /* UART 4-5 and 7-8 */ # define STM32F7_NUSART 4 /* USART1-3 and 6 */ # define STM32F7_NSPI 6 /* SPI1-6 (Except V series) */ # define STM32F7_NI2S 3 /* I2S1-2 (multiplexed with SPI1-3) */ # define STM32F7_NI2C 4 /* I2C1-4 */ # define STM32F7_NUSBOTGFS 1 /* USB OTG FS */ # define STM32F7_NUSBOTGHS 1 /* USB OTG HS */ # define STM32F7_NCAN 2 /* CAN1-2 */ # define STM32F7_NSAI 2 /* SAI1-2 */ # define STM32F7_NSPDIFRX 4 /* 4 SPDIFRX inputs */ # define STM32F7_NSDMMC 1 /* SDMMC interface */ # define STM32F7_NDCMI 1 /* Digital camera interface (DCMI) */ # define STM32F7_NDMA 2 /* DMA1-2 */ # define STM32F7_NDMA2D 1 /* DChrom-ART Accelerator™ (DMA2D) */ # define STM32F7_NGPIO 11 /* 11 GPIO ports, GPIOA-K */ # define STM32F7_NADC 3 /* 12-bit ADC1-3, 24 channels *except V series) */ # define STM32F7_NDAC 2 /* 12-bit DAC1-2 */ # define STM32F7_NCAPSENSE 0 /* No capacitive sensing channels */ # define STM32F7_NCRC 1 /* CRC */ #else # error STM32 F7 chip not identified #endif /* NVIC priority levels *************************************************************/ /* 16 Programmable interrupt levels */ #define NVIC_SYSH_PRIORITY_MIN 0xf0 /* All bits set in minimum priority */ #define NVIC_SYSH_PRIORITY_DEFAULT 0x80 /* Midpoint is the default */ #define NVIC_SYSH_PRIORITY_MAX 0x00 /* Zero is maximum priority */ #define NVIC_SYSH_PRIORITY_STEP 0x10 /* Four bits of interrupt priority used */ /* If CONFIG_ARMV7M_USEBASEPRI is selected, then interrupts will be disabled * by setting the BASEPRI register to NVIC_SYSH_DISABLE_PRIORITY so that most * interrupts will not have execution priority. SVCall must have execution * priority in all cases. * * In the normal cases, interrupts are not nest-able and all interrupts run * at an execution priority between NVIC_SYSH_PRIORITY_MIN and * NVIC_SYSH_PRIORITY_MAX (with NVIC_SYSH_PRIORITY_MAX reserved for SVCall). * * If, in addition, CONFIG_ARCH_HIPRI_INTERRUPT is defined, then special * high priority interrupts are supported. These are not "nested" in the * normal sense of the word. These high priority interrupts can interrupt * normal processing but execute outside of OS (although they can "get back * into the game" via a PendSV interrupt). * * In the normal course of things, interrupts must occasionally be disabled * using the irqsave() inline function to prevent contention in use of * resources that may be shared between interrupt level and non-interrupt * level logic. Now the question arises, if CONFIG_ARCH_HIPRI_INTERRUPT, * do we disable all interrupts (except SVCall), or do we only disable the * "normal" interrupts. Since the high priority interrupts cannot interact * with the OS, you may want to permit the high priority interrupts even if * interrupts are disabled. The setting CONFIG_ARCH_INT_DISABLEALL can be * used to select either behavior: * * ----------------------------+--------------+---------------------------- * CONFIG_ARCH_HIPRI_INTERRUPT | NO | YES * ----------------------------+--------------+--------------+------------- * CONFIG_ARCH_INT_DISABLEALL | N/A | YES | NO * ----------------------------+--------------+--------------+------------- * | | | SVCall * | SVCall | SVCall | HIGH * Disable here and below --------> MAXNORMAL ---> HIGH --------> MAXNORMAL * | | MAXNORMAL | * ----------------------------+--------------+--------------+------------- */ #if defined(CONFIG_ARCH_HIPRI_INTERRUPT) && defined(CONFIG_ARCH_INT_DISABLEALL) # define NVIC_SYSH_MAXNORMAL_PRIORITY (NVIC_SYSH_PRIORITY_MAX + 2*NVIC_SYSH_PRIORITY_STEP) # define NVIC_SYSH_HIGH_PRIORITY (NVIC_SYSH_PRIORITY_MAX + NVIC_SYSH_PRIORITY_STEP) # define NVIC_SYSH_DISABLE_PRIORITY NVIC_SYSH_HIGH_PRIORITY # define NVIC_SYSH_SVCALL_PRIORITY NVIC_SYSH_PRIORITY_MAX #else # define NVIC_SYSH_MAXNORMAL_PRIORITY (NVIC_SYSH_PRIORITY_MAX + NVIC_SYSH_PRIORITY_STEP) # define NVIC_SYSH_HIGH_PRIORITY NVIC_SYSH_PRIORITY_MAX # define NVIC_SYSH_DISABLE_PRIORITY NVIC_SYSH_MAXNORMAL_PRIORITY # define NVIC_SYSH_SVCALL_PRIORITY NVIC_SYSH_PRIORITY_MAX #endif #endif /* __ARCH_ARM_INCLUDE_STM32F7_CHIP_H */