| Tom Rini | 10e4779 | 2018-05-06 17:58:06 -0400 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
| Benoît Thébaudeau | a8e8855 | 2013-04-23 10:17:40 +0000 | [diff] [blame] | 2 | /* |
| 3 | * (C) Copyright 2009-2013 ADVANSEE |
| 4 | * Benoît Thébaudeau <benoit.thebaudeau@advansee.com> |
| 5 | * |
| 6 | * Based on the mpc512x iim code: |
| 7 | * Copyright 2008 Silicon Turnkey Express, Inc. |
| 8 | * Martha Marx <mmarx@silicontkx.com> |
| Benoît Thébaudeau | a8e8855 | 2013-04-23 10:17:40 +0000 | [diff] [blame] | 9 | */ |
| 10 | |
| 11 | #ifndef _FUSE_H_ |
| 12 | #define _FUSE_H_ |
| 13 | |
| Tom Rini | dec7ea0 | 2024-05-20 13:35:03 -0600 | [diff] [blame] | 14 | #include <linux/types.h> |
| Harsha Vardhan V M | 80f1228 | 2025-03-19 14:17:12 +0530 | [diff] [blame] | 15 | #include <linux/errno.h> |
| Tom Rini | dec7ea0 | 2024-05-20 13:35:03 -0600 | [diff] [blame] | 16 | |
| Benoît Thébaudeau | a8e8855 | 2013-04-23 10:17:40 +0000 | [diff] [blame] | 17 | /* |
| 18 | * Read/Sense/Program/Override interface: |
| 19 | * bank: Fuse bank |
| 20 | * word: Fuse word within the bank |
| 21 | * val: Value to read/write |
| 22 | * |
| 23 | * Returns: 0 on success, not 0 on failure |
| 24 | */ |
| 25 | int fuse_read(u32 bank, u32 word, u32 *val); |
| 26 | int fuse_sense(u32 bank, u32 word, u32 *val); |
| 27 | int fuse_prog(u32 bank, u32 word, u32 val); |
| 28 | int fuse_override(u32 bank, u32 word, u32 val); |
| Harsha Vardhan V M | 80f1228 | 2025-03-19 14:17:12 +0530 | [diff] [blame] | 29 | #ifdef CONFIG_CMD_FUSE_WRITEBUFF |
| 30 | int fuse_writebuff(ulong addr); |
| 31 | #else |
| 32 | static inline int fuse_writebuff(ulong addr) |
| 33 | { |
| 34 | return -EPERM; |
| 35 | } |
| 36 | #endif /* CONFIG_CMD_FUSE_WRITEBUFF */ |
| Benoît Thébaudeau | a8e8855 | 2013-04-23 10:17:40 +0000 | [diff] [blame] | 37 | |
| 38 | #endif /* _FUSE_H_ */ |