summaryrefslogtreecommitdiff
path: root/arch/avr32/include/asm/io.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/avr32/include/asm/io.h')
-rw-r--r--arch/avr32/include/asm/io.h77
1 files changed, 0 insertions, 77 deletions
diff --git a/arch/avr32/include/asm/io.h b/arch/avr32/include/asm/io.h
deleted file mode 100644
index c8d6933613..0000000000
--- a/arch/avr32/include/asm/io.h
+++ /dev/null
@@ -1,77 +0,0 @@
-/*
- * Copyright (C) 2006 Atmel Corporation
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-#ifndef __ASM_AVR32_IO_H
-#define __ASM_AVR32_IO_H
-
-#include <asm/types.h>
-
-#ifdef __KERNEL__
-
-/*
- * Generic IO read/write. These perform native-endian accesses. Note
- * that some architectures will want to re-define __raw_{read,write}w.
- */
-extern void __raw_writesb(unsigned int addr, const void *data, int bytelen);
-extern void __raw_writesw(unsigned int addr, const void *data, int wordlen);
-extern void __raw_writesl(unsigned int addr, const void *data, int longlen);
-
-extern void __raw_readsb(unsigned int addr, void *data, int bytelen);
-extern void __raw_readsw(unsigned int addr, void *data, int wordlen);
-extern void __raw_readsl(unsigned int addr, void *data, int longlen);
-
-#define __raw_writeb(v,a) (*(volatile unsigned char *)(a) = (v))
-#define __raw_writew(v,a) (*(volatile unsigned short *)(a) = (v))
-#define __raw_writel(v,a) (*(volatile unsigned int *)(a) = (v))
-
-#define __raw_readb(a) (*(volatile unsigned char *)(a))
-#define __raw_readw(a) (*(volatile unsigned short *)(a))
-#define __raw_readl(a) (*(volatile unsigned int *)(a))
-
-/* As long as I/O is only performed in P4 (or possibly P3), we're safe */
-#define writeb(v,a) __raw_writeb(v,a)
-#define writew(v,a) __raw_writew(v,a)
-#define writel(v,a) __raw_writel(v,a)
-
-#define readb(a) __raw_readb(a)
-#define readw(a) __raw_readw(a)
-#define readl(a) __raw_readl(a)
-
-/*
- * Bad read/write accesses...
- */
-extern void __readwrite_bug(const char *fn);
-
-#define IO_SPACE_LIMIT 0xffffffff
-
-/*
- * All I/O is memory mapped, so these macros doesn't make very much sense
- */
-#define outb(v,p) __raw_writeb(v, p)
-#define outw(v,p) __raw_writew(cpu_to_le16(v),p)
-#define outl(v,p) __raw_writel(cpu_to_le32(v),p)
-
-#define inb(p) ({ unsigned int __v = __raw_readb(p); __v; })
-#define inw(p) ({ unsigned int __v = __le16_to_cpu(__raw_readw(p)); __v; })
-#define inl(p) ({ unsigned int __v = __le32_to_cpu(__raw_readl(p)); __v; })
-
-#include <asm/arch/addrspace.h>
-/* Provides virt_to_phys, phys_to_virt, cached, uncached, map_physmem */
-
-#endif /* __KERNEL__ */
-
-static inline void sync(void)
-{
-}
-
-/*
- * Take down a mapping set up by map_physmem().
- */
-static inline void unmap_physmem(void *vaddr, unsigned long len)
-{
-
-}
-
-#endif /* __ASM_AVR32_IO_H */