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04712f3ff6
Signed-off-by: Maxime Bizon <mbizon@freebox.fr> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2892/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
43 lines
886 B
C
43 lines
886 B
C
#ifndef BCM63XX_IOREMAP_H_
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#define BCM63XX_IOREMAP_H_
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#include <bcm63xx_cpu.h>
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static inline phys_t fixup_bigphys_addr(phys_t phys_addr, phys_t size)
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{
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return phys_addr;
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}
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static inline int is_bcm63xx_internal_registers(phys_t offset)
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{
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switch (bcm63xx_get_cpu_id()) {
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case BCM6338_CPU_ID:
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case BCM6345_CPU_ID:
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case BCM6348_CPU_ID:
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case BCM6358_CPU_ID:
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if (offset >= 0xfff00000)
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return 1;
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break;
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case BCM6368_CPU_ID:
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if (offset >= 0xb0000000 && offset < 0xb1000000)
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return 1;
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break;
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}
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return 0;
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}
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static inline void __iomem *plat_ioremap(phys_t offset, unsigned long size,
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unsigned long flags)
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{
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if (is_bcm63xx_internal_registers(offset))
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return (void __iomem *)offset;
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return NULL;
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}
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static inline int plat_iounmap(const volatile void __iomem *addr)
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{
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return is_bcm63xx_internal_registers((unsigned long)addr);
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}
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#endif /* BCM63XX_IOREMAP_H_ */
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