| /* |
| * SPDX-License-Identifier: BSD-2-Clause |
| * |
| * Copyright (c) 2020 Western Digital Corporation or its affiliates. |
| * |
| * Authors: |
| * Anup Patel <anup.patel@wdc.com> |
| */ |
| |
| #include <platform_override.h> |
| #include <sbi_utils/fdt/fdt_helper.h> |
| #include <sbi_utils/fdt/fdt_fixup.h> |
| |
| static u64 sifive_fu540_tlbr_flush_limit(const struct fdt_match *match) |
| { |
| /* |
| * The sfence.vma by virtual address does not work on |
| * SiFive FU540 so we return remote TLB flush limit as zero. |
| */ |
| return 0; |
| } |
| |
| static const struct fdt_match sifive_fu540_match[] = { |
| { .compatible = "sifive,fu540" }, |
| { .compatible = "sifive,fu540g" }, |
| { .compatible = "sifive,fu540-c000" }, |
| { .compatible = "sifive,hifive-unleashed-a00" }, |
| { }, |
| }; |
| |
| const struct platform_override sifive_fu540 = { |
| .match_table = sifive_fu540_match, |
| .tlbr_flush_limit = sifive_fu540_tlbr_flush_limit, |
| }; |