| /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| /* |
| * include/asm-mips/mach-tx39xx/ioremap.h |
| */ |
| #ifndef __ASM_MACH_TX39XX_IOREMAP_H |
| #define __ASM_MACH_TX39XX_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 void __iomem *plat_ioremap(phys_addr_t offset, unsigned long size, |
| unsigned long flags) |
| { |
| #define TXX9_DIRECTMAP_BASE 0xff000000ul |
| if (offset >= TXX9_DIRECTMAP_BASE && |
| offset < TXX9_DIRECTMAP_BASE + 0xff0000) |
| return (void __iomem *)offset; |
| return NULL; |
| } |
| |
| static inline int plat_iounmap(const volatile void __iomem *addr) |
| { |
| return (unsigned long)addr >= TXX9_DIRECTMAP_BASE; |
| } |
| |
| #endif /* __ASM_MACH_TX39XX_IOREMAP_H */ |
