9
0
Fork 0
barebox/arch/arm/mach-imx/include/mach/ocotp.h

22 lines
851 B
C

#ifndef __MACH_IMX_OCOTP_H
#define __MACH_IMX_OCOTP_H
#define OCOTP_WORD_MASK_WIDTH 8
#define OCOTP_WORD_MASK_SHIFT 0
#define OCOTP_WORD(n) ((((n) - 0x400) >> 4) & ((1 << OCOTP_WORD_MASK_WIDTH) - 1))
#define OCOTP_BIT_MASK_WIDTH 5
#define OCOTP_BIT_MASK_SHIFT (OCOTP_WORD_MASK_SHIFT + OCOTP_WORD_MASK_WIDTH)
#define OCOTP_BIT(n) (((n) & ((1 << OCOTP_BIT_MASK_WIDTH) - 1)) << OCOTP_BIT_MASK_SHIFT)
#define OCOTP_WIDTH_MASK_WIDTH 5
#define OCOTP_WIDTH_MASK_SHIFT (OCOTP_BIT_MASK_SHIFT + OCOTP_BIT_MASK_WIDTH)
#define OCOTP_WIDTH(n) ((((n) - 1) & ((1 << OCOTP_WIDTH_MASK_WIDTH) - 1)) << OCOTP_WIDTH_MASK_SHIFT)
int imx_ocotp_read_field(uint32_t field, unsigned *value);
int imx_ocotp_write_field(uint32_t field, unsigned value);
int imx_ocotp_permanent_write(int enable);
bool imx_ocotp_sense_enable(bool enable);
#endif /* __MACH_IMX_OCOTP_H */