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Diffstat (limited to 'arch/riscv/include/asm/io.h')
-rw-r--r--arch/riscv/include/asm/io.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/riscv/include/asm/io.h b/arch/riscv/include/asm/io.h
index a0e51840b9db..09bb5f57a9d3 100644
--- a/arch/riscv/include/asm/io.h
+++ b/arch/riscv/include/asm/io.h
@@ -28,6 +28,10 @@
#ifdef CONFIG_MMU
#define IO_SPACE_LIMIT (PCI_IO_SIZE - 1)
#define PCI_IOBASE ((void __iomem *)PCI_IO_START)
+
+#define ioremap_wc(addr, size) \
+ ioremap_prot((addr), (size), __pgprot(_PAGE_KERNEL_NC))
+
#endif /* CONFIG_MMU */
/*