drivers: flash: stm32h7RS flash size is fixed to 64KBytes
Fix the flash size to 64KB for the stm32H7RS series. Restore the get_size API function for that series. This is a specificity of this stm32 mcu (RefMan RM0477). Signed-off-by: Francois Ramu <francois.ramu@st.com>
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1 changed files with 5 additions and 5 deletions
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@ -56,7 +56,7 @@ LOG_MODULE_REGISTER(LOG_DOMAIN);
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#define STM32H7_SERIES_MAX_FLASH_KB KB(2048)
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#define BANK2_OFFSET (STM32H7_SERIES_MAX_FLASH_KB / 2)
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/* When flash is dual bank and flash size is smaller than Max flash size of
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* the serie, there is a discontinuty between bank1 and bank2.
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* the series, there is a discontinuty between bank1 and bank2.
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*/
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#define DISCONTINUOUS_BANKS (REAL_FLASH_SIZE_KB < STM32H7_SERIES_MAX_FLASH_KB)
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#define NUMBER_OF_BANKS 2
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@ -840,17 +840,19 @@ static const struct flash_parameters *flash_stm32h7_get_parameters(const struct
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return &flash_stm32h7_parameters;
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}
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#ifndef CONFIG_SOC_SERIES_STM32H7RSX
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/* Gives the total logical device size in bytes and return 0. */
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static int flash_stm32h7_get_size(const struct device *dev, uint64_t *size)
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{
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ARG_UNUSED(dev);
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#ifdef CONFIG_SOC_SERIES_STM32H7RSX
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*size = (uint64_t)0x10000U; /* The series has only 64K of user flash memory */
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#else
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*size = (uint64_t)LL_GetFlashSize() * 1024U;
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#endif /* CONFIG_SOC_SERIES_STM32H7RSX */
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return 0;
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}
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#endif /* !CONFIG_SOC_SERIES_STM32H7RSX */
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void flash_stm32_page_layout(const struct device *dev, const struct flash_pages_layout **layout,
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size_t *layout_size)
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@ -909,9 +911,7 @@ static DEVICE_API(flash, flash_stm32h7_api) = {
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.write = flash_stm32h7_write,
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.read = flash_stm32h7_read,
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.get_parameters = flash_stm32h7_get_parameters,
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#ifndef CONFIG_SOC_SERIES_STM32H7RSX
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.get_size = flash_stm32h7_get_size,
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#endif
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#ifdef CONFIG_FLASH_PAGE_LAYOUT
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.page_layout = flash_stm32_page_layout,
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#endif
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