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arm/stm32h7x3x_rcc.c: Add External Power Supply option to stm32h7x3x targets

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This commit is contained in:
Alexis Guijarro 2024-07-25 02:18:18 +00:00 committed by Xiang Xiao
parent 08cdff2046
commit f05c85e622
2 changed files with 13 additions and 1 deletions
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6
arch/arm/src/stm32h7/Kconfig
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@ -293,6 +293,12 @@ config STM32H7_PWR_DIRECT_SMPS_SUPPLY
depends on STM32H7_HAVE_SMPS depends on STM32H7_HAVE_SMPS
default n default n
config STM32H7_PWR_EXTERNAL_SOURCE_SUPPLY
bool "Use external source as power supply"
default n
---help---
Select this option for using an external power supply connected directly to the VCAP pin.
choice choice
prompt "STM32 H7 Power Supply Selection" prompt "STM32 H7 Power Supply Selection"
default STM32H7_PWR_DEFAULT_SUPPLY default STM32H7_PWR_DEFAULT_SUPPLY

8
arch/arm/src/stm32h7/stm32h7x3xx_rcc.c
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@ -148,12 +148,18 @@
# if defined(CONFIG_STM32H7_PWR_DIRECT_SMPS_SUPPLY) # if defined(CONFIG_STM32H7_PWR_DIRECT_SMPS_SUPPLY)
# define STM32_PWR_CR3_SELECTION STM32_PWR_CR3_SDEN # define STM32_PWR_CR3_SELECTION STM32_PWR_CR3_SDEN
# elif defined(CONFIG_STM32H7_PWR_EXTERNAL_SOURCE_SUPPLY)
# define STM32_PWR_CR3_SELECTION STM32_PWR_CR3_BYPASS
# else # else
# define STM32_PWR_CR3_SELECTION STM32_PWR_CR3_LDOEN # define STM32_PWR_CR3_SELECTION STM32_PWR_CR3_LDOEN
# endif # endif
#else #else
# define STM32_PWR_CR3_MASK 0xffffffff # define STM32_PWR_CR3_MASK 0xffffffff
# define STM32_PWR_CR3_SELECTION (STM32_PWR_CR3_LDOEN | STM32_PWR_CR3_SCUEN) # if defined(CONFIG_STM32H7_PWR_EXTERNAL_SOURCE_SUPPLY)
# define STM32_PWR_CR3_SELECTION (STM32_PWR_CR3_BYPASS | STM32_PWR_CR3_SCUEN)
# else
# define STM32_PWR_CR3_SELECTION (STM32_PWR_CR3_LDOEN | STM32_PWR_CR3_SCUEN)
# endif
#endif #endif