diff options
Diffstat (limited to 'arch/arm/mach-imx/include/mach/ocotp.h')
| -rw-r--r-- | arch/arm/mach-imx/include/mach/ocotp.h | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/arch/arm/mach-imx/include/mach/ocotp.h b/arch/arm/mach-imx/include/mach/ocotp.h deleted file mode 100644 index 20205c5da7..0000000000 --- a/arch/arm/mach-imx/include/mach/ocotp.h +++ /dev/null @@ -1,49 +0,0 @@ -#ifndef __MACH_IMX_OCOTP_H -#define __MACH_IMX_OCOTP_H - -#include <linux/bitfield.h> -#include <linux/types.h> - -#define OCOTP_SHADOW_OFFSET 0x400 -#define OCOTP_SHADOW_SPACING 0x10 - -/* - * Trivial shadow register offset -> ocotp register index. - * - * NOTE: Doesn't handle special mapping quirks. See - * imx6q_addr_to_offset and vf610_addr_to_offset for more details. Use - * with care - */ -#define OCOTP_OFFSET_TO_INDEX(o) \ - (((o) - OCOTP_SHADOW_OFFSET) / OCOTP_SHADOW_SPACING) - -#define OCOTP_WORD_MASK GENMASK( 7, 0) -#define OCOTP_BIT_MASK GENMASK(12, 8) -#define OCOTP_WIDTH_MASK GENMASK(17, 13) - -#define OCOTP_WORD(n) FIELD_PREP(OCOTP_WORD_MASK, \ - OCOTP_OFFSET_TO_INDEX(n)) -#define OCOTP_BIT(n) FIELD_PREP(OCOTP_BIT_MASK, n) -#define OCOTP_WIDTH(n) FIELD_PREP(OCOTP_WIDTH_MASK, (n) - 1) - -#define OCOTP_UID_L 0x410 -#define OCOTP_UID_H 0x420 - - -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); - -static inline u64 imx_ocotp_read_uid(void __iomem *ocotp) -{ - u64 uid; - - uid = readl(ocotp + OCOTP_UID_H); - uid <<= 32; - uid |= readl(ocotp + OCOTP_UID_L); - - return uid; -} - -#endif /* __MACH_IMX_OCOTP_H */ |