1#ifndef BCM63XX_IOREMAP_H_
2#define BCM63XX_IOREMAP_H_
3
4#include <bcm63xx_cpu.h>
5
6static inline phys_addr_t fixup_bigphys_addr(phys_addr_t phys_addr, phys_addr_t size)
7{
8	return phys_addr;
9}
10
11static inline int is_bcm63xx_internal_registers(phys_addr_t offset)
12{
13	switch (bcm63xx_get_cpu_id()) {
14	case BCM3368_CPU_ID:
15		if (offset >= 0xfff80000)
16			return 1;
17		break;
18	case BCM6338_CPU_ID:
19	case BCM6345_CPU_ID:
20	case BCM6348_CPU_ID:
21	case BCM6358_CPU_ID:
22		if (offset >= 0xfff00000)
23			return 1;
24		break;
25	case BCM6328_CPU_ID:
26	case BCM6362_CPU_ID:
27	case BCM6368_CPU_ID:
28		if (offset >= 0xb0000000 && offset < 0xb1000000)
29			return 1;
30		break;
31	}
32	return 0;
33}
34
35static inline void __iomem *plat_ioremap(phys_addr_t offset, unsigned long size,
36					 unsigned long flags)
37{
38	if (is_bcm63xx_internal_registers(offset))
39		return (void __iomem *)offset;
40	return NULL;
41}
42
43static inline int plat_iounmap(const volatile void __iomem *addr)
44{
45	return is_bcm63xx_internal_registers((unsigned long)addr);
46}
47
48#endif /* BCM63XX_IOREMAP_H_ */
49