| # STM32H747I DISCOVERY board configuration |
| |
| # Copyright (c) 2019 Linaro Limited |
| # SPDX-License-Identifier: Apache-2.0 |
| |
| if BOARD_STM32H747I_DISCO_M7 || BOARD_STM32H747I_DISCO_M4 |
| |
| config BOARD |
| default "stm32h747i_disco_m7" if BOARD_STM32H747I_DISCO_M7 |
| default "stm32h747i_disco_m4" if BOARD_STM32H747I_DISCO_M4 |
| |
| # clock configuration |
| config SYS_CLOCK_HW_CYCLES_PER_SEC |
| default 400000000 if BOARD_STM32H747I_DISCO_M7 |
| # SYS_CLOCK_M4 = SYS_CLOCK_M7 / CLOCK_STM32_HPRE |
| default 200000000 if BOARD_STM32H747I_DISCO_M4 |
| |
| config CLOCK_STM32_D1CPRE |
| default 1 |
| |
| config CLOCK_STM32_HPRE |
| # HCLK: 200MHz |
| default 2 |
| |
| config CLOCK_STM32_D2PPRE1 |
| # APBX: 100MHz |
| default 2 |
| |
| config CLOCK_STM32_D2PPRE2 |
| default 2 |
| |
| config CLOCK_STM32_D1PPRE |
| default 2 |
| |
| config CLOCK_STM32_D3PPRE |
| default 2 |
| |
| config STM32H7_DUAL_CORE |
| default y |
| |
| # Dual core boot configuration. Boot method is selected in common file to avoid |
| # desync issues. |
| choice STM32H7_DUAL_CORE_BOOT |
| # Use out of the box config by default |
| # default STM32H7_BOOT_CM4_CM7 |
| default STM32H7_BOOT_CM7_CM4GATED |
| depends on STM32H7_DUAL_CORE |
| endchoice |
| |
| # Change this to assign UART_1 (console) to M4 core |
| config UART_1 |
| default y if BOARD_STM32H747I_DISCO_M7 |
| depends on UART_CONSOLE |
| |
| # Change this to assign UART_8 to M4 core |
| config UART_8 |
| default y if BOARD_STM32H747I_DISCO_M7 |
| depends on SERIAL |
| |
| endif # BOARD_STM32H747I_DISCO_M7 |
