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| Commit | Line | Data |
|---|---|---|
| 455a503f MB |
1 | #ifndef BCM63XX_IOREMAP_H_ |
| 2 | #define BCM63XX_IOREMAP_H_ | |
| 3 | ||
| 4 | #include <bcm63xx_cpu.h> | |
| 5 | ||
| 6 | static inline phys_t fixup_bigphys_addr(phys_t phys_addr, phys_t size) | |
| 7 | { | |
| 8 | return phys_addr; | |
| 9 | } | |
| 10 | ||
| 11 | static inline int is_bcm63xx_internal_registers(phys_t offset) | |
| 12 | { | |
| 13 | switch (bcm63xx_get_cpu_id()) { | |
| 14 | case BCM6338_CPU_ID: | |
| 15 | case BCM6345_CPU_ID: | |
| 16 | case BCM6348_CPU_ID: | |
| 17 | case BCM6358_CPU_ID: | |
| 18 | if (offset >= 0xfff00000) | |
| 19 | return 1; | |
| 20 | break; | |
| 04712f3f MB |
21 | case BCM6368_CPU_ID: |
| 22 | if (offset >= 0xb0000000 && offset < 0xb1000000) | |
| 23 | return 1; | |
| 24 | break; | |
| 455a503f MB |
25 | } |
| 26 | return 0; | |
| 27 | } | |
| 28 | ||
| 29 | static inline void __iomem *plat_ioremap(phys_t offset, unsigned long size, | |
| 30 | unsigned long flags) | |
| 31 | { | |
| 32 | if (is_bcm63xx_internal_registers(offset)) | |
| 33 | return (void __iomem *)offset; | |
| 34 | return NULL; | |
| 35 | } | |
| 36 | ||
| 37 | static inline int plat_iounmap(const volatile void __iomem *addr) | |
| 38 | { | |
| 39 | return is_bcm63xx_internal_registers((unsigned long)addr); | |
| 40 | } | |
| 41 | ||
| 42 | #endif /* BCM63XX_IOREMAP_H_ */ |