| /* 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_ */ |