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author | Tom Rini <trini@konsulko.com> | 2017-05-10 19:50:21 (GMT) |
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committer | Tom Rini <trini@konsulko.com> | 2017-05-10 19:50:21 (GMT) |
commit | 102d86552abc82818c22b39fdef4b3a280a60643 (patch) | |
tree | 781ad3640c611f036fbd4645aa1623bfc5ba9a0c /arch/mips/mach-bmips/include/ioremap.h | |
parent | 05b8dc5cd30a6d6cdfb29c9e718198692e12b4bf (diff) | |
parent | a41481bfcba89d1d8dd8b51faa7775cd3ff1c15f (diff) | |
download | u-boot-102d86552abc82818c22b39fdef4b3a280a60643.tar.xz |
Merge branch 'master' of git://git.denx.de/u-boot-mips
Diffstat (limited to 'arch/mips/mach-bmips/include/ioremap.h')
-rw-r--r-- | arch/mips/mach-bmips/include/ioremap.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/mips/mach-bmips/include/ioremap.h b/arch/mips/mach-bmips/include/ioremap.h new file mode 100644 index 0000000..404690e --- /dev/null +++ b/arch/mips/mach-bmips/include/ioremap.h @@ -0,0 +1,45 @@ +/* + * SPDX-License-Identifier: GPL-2.0 + */ +#ifndef __ASM_MACH_BMIPS_IOREMAP_H +#define __ASM_MACH_BMIPS_IOREMAP_H + +#include <linux/types.h> + +/* + * Allow physical addresses to be fixed up to help peripherals located + * outside the low 32-bit range -- generic pass-through version. + */ +static inline phys_addr_t fixup_bigphys_addr(phys_addr_t phys_addr, + phys_addr_t size) +{ + return phys_addr; +} + +static inline int is_bmips_internal_registers(phys_addr_t offset) +{ +#if defined(CONFIG_SOC_BMIPS_BCM6358) + if (offset >= 0xfffe0000) + return 1; +#endif + + return 0; +} + +static inline void __iomem *plat_ioremap(phys_addr_t offset, unsigned long size, + unsigned long flags) +{ + if (is_bmips_internal_registers(offset)) + return (void __iomem *)offset; + + return NULL; +} + +static inline int plat_iounmap(const volatile void __iomem *addr) +{ + return is_bmips_internal_registers((unsigned long)addr); +} + +#define _page_cachable_default _CACHE_CACHABLE_NONCOHERENT + +#endif /* __ASM_MACH_BMIPS_IOREMAP_H */ |