| /* SPDX-License-Identifier: GPL-2.0+ */ | |
| /* | |
| * (C) Copyright 2009-2013 ADVANSEE | |
| * Benoît Thébaudeau <benoit.thebaudeau@advansee.com> | |
| * | |
| * Based on the mpc512x iim code: | |
| * Copyright 2008 Silicon Turnkey Express, Inc. | |
| * Martha Marx <mmarx@silicontkx.com> | |
| */ | |
| #ifndef _FUSE_H_ | |
| #define _FUSE_H_ | |
| #include <linux/types.h> | |
| #include <linux/errno.h> | |
| /* | |
| * Read/Sense/Program/Override interface: | |
| * bank: Fuse bank | |
| * word: Fuse word within the bank | |
| * val: Value to read/write | |
| * | |
| * Returns: 0 on success, not 0 on failure | |
| */ | |
| int fuse_read(u32 bank, u32 word, u32 *val); | |
| int fuse_sense(u32 bank, u32 word, u32 *val); | |
| int fuse_prog(u32 bank, u32 word, u32 val); | |
| int fuse_override(u32 bank, u32 word, u32 val); | |
| #ifdef CONFIG_CMD_FUSE_WRITEBUFF | |
| int fuse_writebuff(ulong addr); | |
| #else | |
| static inline int fuse_writebuff(ulong addr) | |
| { | |
| return -EPERM; | |
| } | |
| #endif /* CONFIG_CMD_FUSE_WRITEBUFF */ | |
| #endif /* _FUSE_H_ */ |