u-boot/drivers/mtd/stm32_flash.h
Vikas Manocha 9ecb0c416c stm32: stm32f4: move flash driver to mtd driver location
Same flash driver can be used by other stm32 families like stm32f7.
Better place for this driver would be mtd driver location.

Signed-off-by: Vikas Manocha <vikas.manocha@st.com>
2016-03-26 18:49:28 -04:00

28 lines
643 B
C

struct stm32_flash_regs {
u32 acr;
u32 key;
u32 optkeyr;
u32 sr;
u32 cr;
u32 optcr;
u32 optcr1;
};
#define STM32_FLASH_KEY1 0x45670123
#define STM32_FLASH_KEY2 0xCDEF89AB
#define STM32_FLASH_SR_BSY (1 << 16)
#define STM32_FLASH_CR_PG (1 << 0)
#define STM32_FLASH_CR_SER (1 << 1)
#define STM32_FLASH_CR_STRT (1 << 16)
#define STM32_FLASH_CR_LOCK (1 << 31)
#define STM32_FLASH_CR_SNB_OFFSET 3
#define STM32_FLASH_CR_SNB_MASK (15 << STM32_FLASH_CR_SNB_OFFSET)
/* Flash ACR: Access control register */
#define FLASH_ACR_WS(n) n
#define FLASH_ACR_PRFTEN (1 << 8)
#define FLASH_ACR_ICEN (1 << 9)
#define FLASH_ACR_DCEN (1 << 10)