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stm32:L4:flash: support erasing pages on bank 2

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Reviewed-by: Karl Palsson <karlp@tweak.net.au> (fixed code style)
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balanceTWK 2019-09-10 20:22:03 +08:00 committed by Karl Palsson
parent d44ffe8c0b
commit 6fc1ff225e
1 changed files with 3 additions and 0 deletions
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lib/stm32/l4/flash.c
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@ -160,6 +160,9 @@ void flash_erase_page(uint32_t page)
/* page and bank are contiguous bits */
FLASH_CR &= ~((FLASH_CR_PNB_MASK << FLASH_CR_PNB_SHIFT) | FLASH_CR_BKER);
if (page > 255) {
FLASH_CR |= FLASH_CR_BKER;
}
FLASH_CR |= page << FLASH_CR_PNB_SHIFT;
FLASH_CR |= FLASH_CR_PER;
FLASH_CR |= FLASH_CR_START;