| Angel Pons | 4b42983 | 2020-04-02 23:48:50 +0200 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
| Stefan Reinauer | 278534d | 2008-10-29 04:51:07 +0000 | [diff] [blame] | 2 | |
| Patrick Georgi | d083595 | 2010-10-05 09:07:10 +0000 | [diff] [blame] | 3 | #include <stdint.h> |
| 4 | #include "i945.h" | ||||
| Stefan Reinauer | 53b0ea4 | 2010-03-22 11:50:52 +0000 | [diff] [blame] | 5 | #include "raminit.h" |
| 6 | |||||
| Elyes HAOUAS | 8273e13 | 2020-03-10 22:17:12 +0100 | [diff] [blame] | 7 | int fixup_i945gm_errata(void) |
| Stefan Reinauer | 278534d | 2008-10-29 04:51:07 +0000 | [diff] [blame] | 8 | { |
| 9 | u32 reg32; | ||||
| 10 | |||||
| 11 | /* Mobile Intel 945 Express only */ | ||||
| Angel Pons | 1d4044a | 2021-03-27 19:11:51 +0100 | [diff] [blame] | 12 | reg32 = mchbar_read32(FSBPMC3); |
| Stefan Reinauer | 278534d | 2008-10-29 04:51:07 +0000 | [diff] [blame] | 13 | reg32 &= ~((1 << 13) | (1 << 29)); |
| Angel Pons | 1d4044a | 2021-03-27 19:11:51 +0100 | [diff] [blame] | 14 | mchbar_write32(FSBPMC3, reg32); |
| Stefan Reinauer | 278534d | 2008-10-29 04:51:07 +0000 | [diff] [blame] | 15 | |
| 16 | return 0; | ||||
| 17 | } | ||||