diff options
Diffstat (limited to 'arch/nds32/include/asm/io.h')
| -rw-r--r-- | arch/nds32/include/asm/io.h | 34 |
1 files changed, 0 insertions, 34 deletions
diff --git a/arch/nds32/include/asm/io.h b/arch/nds32/include/asm/io.h index 04708e9359..b2c4d0ef8c 100644 --- a/arch/nds32/include/asm/io.h +++ b/arch/nds32/include/asm/io.h @@ -344,40 +344,6 @@ static inline void writesl(unsigned int *addr, const void * data, int longlen) #define insl_p(port, to, len) insl(port, to, len) /* - * ioremap and friends. - * - * ioremap takes a PCI memory address, as specified in - * linux/Documentation/IO-mapping.txt. If you want a - * physical address, use __ioremap instead. - */ -extern void *__ioremap(unsigned long offset, size_t size, unsigned long flags); -extern void __iounmap(void *addr); - -/* - * Generic ioremap support. - * - * Define: - * iomem_valid_addr(off,size) - * iomem_to_phys(off) - */ -#ifdef iomem_valid_addr -#define __arch_ioremap(off, sz, nocache) \ -({ \ - unsigned long _off = (off), _size = (sz); \ - void *_ret = (void *)0; \ - if (iomem_valid_addr(_off, _size)) \ - _ret = __ioremap(iomem_to_phys(_off), _size, 0); \ - _ret; \ -}) - -#define __arch_iounmap __iounmap -#endif - -#define ioremap(off, sz) __arch_ioremap((off), (sz), 0) -#define ioremap_nocache(off, sz) __arch_ioremap((off), (sz), 1) -#define iounmap(_addr) __arch_iounmap(_addr) - -/* * DMA-consistent mapping functions. These allocate/free a region of * uncached, unwrite-buffered mapped memory space for use with DMA * devices. This is the "generic" version. The PCI specific version |