nuttx/arch/arm/include/stm32h7/chip.h

141 lines
5.9 KiB
C

/************************************************************************************
* arch/arm/include/stm32h7/chip.h
*
* Copyright (C) 2018 Gregory Nutt. All rights reserved.
* Authors: Gregory Nutt <gnutt@nuttx.org>
* Simon Laube <simon@leitwert.ch>
*
* 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_STM32H7_CHIP_H
#define __ARCH_ARM_INCLUDE_STM32H7_CHIP_H
/************************************************************************************
* Included Files
************************************************************************************/
#include <nuttx/config.h>
/************************************************************************************
* Pre-processor Definitions
************************************************************************************/
/* STM32H7x3xx Differences between family members:
*
* ----------- ----------------
*
* PART PACKAGE
* ----------- ----------------
* STM32H7x3Zx LQFP144
* ----------- ----------------
*
* Parts STM32H7xxxI have 2048Kb of FLASH
*
* The correct FLASH size will be set CONFIG_STM32H7_FLASH_CONFIG_x or overridden
* with CONFIG_STM32H7_FLASH_OVERRIDE_x
*/
#if defined(CONFIG_ARCH_CHIP_STM32H743ZI)
#else
# error STM32 H7 chip not identified
#endif
/* Size SRAM */
#if defined(CONFIG_STM32H7_STM32H7X3XX)
/* Memory */
# define STM32H7_SRAM_SIZE (512*1024) /* 512Kb SRAM on AXI bus Matrix (D1) */
# define STM32H7_SRAM1_SIZE (128*1024) /* 128Kb SRAM1 on AHB bus Matrix (D2) */
# define STM32H7_SRAM2_SIZE (128*1024) /* 128Kb SRAM2 on AHB bus Matrix (D2) */
# define STM32H7_SRAM3_SIZE (32*1024) /* 32Kb SRAM3 on AHB bus Matrix (D2) */
# define STM32H7_SRAM123_SIZE (288*1024) /* 128Kb SRAM123 on AHB bus Matrix (D2) */
# define STM32H7_SRAM4_SIZE (64*1024) /* 64Kb SRAM2 on AHB bus Matrix (D3) */
# if defined(CONFIG_ARMV7M_HAVE_DTCM)
# define STM32H7_DTCM_SRAM_SIZE (128*1024) /* 128Kb DTCM SRAM on TCM interface */
# else
# define STM32H7_DTCM_SRAM_SIZE (0) /* No DTCM SRAM on TCM interface */
# endif
# if defined(CONFIG_ARMV7M_HAVE_ITCM)
# define STM32H7_ITCM_SRAM_SIZE (64*1024) /* 64b ITCM SRAM on TCM interface */
# else
# define STM32H7_ITCM_SRAM_SIZE (0) /* No ITCM SRAM on TCM interface */
# endif
/* Peripherals */
# define STM32H7_NGPIO (11) /* GPIOA-GPIOK */
# define STM32H7_NADC (3) /* (3) ADC1-3*/
# define STM32H7_NDAC (2) /* (2) DAC1-2*/
# define STM32H7_NCMP (2) /* (2) ultra-low power comparators */
# define STM32H7_NPGA (2) /* (2) Operational amplifiers: OPAMP */
# define STM32H7_NDFSDM (1) /* (1) digital filters for sigma delta modulator */
# define STM32H7_NUSART (4) /* (4) USART1-3, 6 */
# define STM32H7_NSPI (6) /* (6) SPI1-6 */
# define STM32H7_NI2S (3) /* (3) I2S1-3 */
# define STM32H7_NUART (4) /* (4) UART4-5, 7-8 */
# define STM32H7_NI2C (4) /* (4) I2C1-4 */
# define STM32H7_NSAI (4) /* (4) SAI1-4*/
# define STM32H7_NCAN (2) /* (2) CAN1-2 */
# define STM32H7_NSDIO (2) /* (2) SDIO */
#else
# error STM32 H7 chip Family not identified
#endif
/* TBD FPU Configuration */
#if defined(CONFIG_ARCH_HAVE_FPU)
#else
#endif
#if defined(CONFIG_ARCH_HAVE_DPFPU)
#else
#endif
/* Diversification based on Family and package */
// TODO:
// #if defined(CONFIG_STM32F7_HAVE_FMC)
// # define STM32F7_NFMC 1 /* Have FMC memory controller */
// #else
// # define STM32F7_NFMC 0 /* No FMC memory controller */
// #endif
/* NVIC priority levels *************************************************************/
/* 16 Programmable interrupt levels */
// TODO: check this
#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 */
#endif /* __ARCH_ARM_INCLUDE_STM32H7_CHIP_H */