ioremap64.c

 1// SPDX-License-Identifier: GPL-2.0-only
 2#include <linux/io.h>
 3#include <ioremap.h>
 4
 5void __iomem *ioremap_prot(phys_addr_t offset, unsigned long size,
 6			   pgprot_t prot)
 7{
 8	unsigned long flags = pgprot_val(prot) & _CACHE_MASK;
 9	u64 base = (flags == _CACHE_UNCACHED ? IO_BASE : UNCAC_BASE);
10	void __iomem *addr;
11
12	addr = plat_ioremap(offset, size, flags);
13	if (!addr)
14		addr = (void __iomem *)(unsigned long)(base + offset);
15	return addr;
16}
17EXPORT_SYMBOL(ioremap_prot);
18
19void iounmap(const volatile void __iomem *addr)
20{
21	plat_iounmap(addr);
22}
23EXPORT_SYMBOL(iounmap);