ioremap.c 591 B

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  1. // SPDX-License-Identifier: GPL-2.0
  2. /*
  3. * Copyright (C) 2020-2022 Loongson Technology Corporation Limited
  4. */
  5. #include <asm/io.h>
  6. void __init __iomem *early_ioremap(u64 phys_addr, unsigned long size)
  7. {
  8. return ((void __iomem *)TO_CACHE(phys_addr));
  9. }
  10. void __init early_iounmap(void __iomem *addr, unsigned long size)
  11. {
  12. }
  13. void *early_memremap_ro(resource_size_t phys_addr, unsigned long size)
  14. {
  15. return early_memremap(phys_addr, size);
  16. }
  17. void *early_memremap_prot(resource_size_t phys_addr, unsigned long size,
  18. unsigned long prot_val)
  19. {
  20. return early_memremap(phys_addr, size);
  21. }