| 1 | From f8dab3ef2c0da1c50dee07142c0b8088da61bc82 Mon Sep 17 00:00:00 2001 |
| 2 | From: Alison Wang <b18965@freescale.com> |
| 3 | Date: Thu, 4 Aug 2011 09:59:45 +0800 |
| 4 | Subject: [PATCH 22/52] Redefine I/O read and write functions |
| 5 | |
| 6 | Redefine readb(), writeb(), readw(), writew(), readl(), write() |
| 7 | functions. |
| 8 | |
| 9 | Signed-off-by: Alison Wang <b18965@freescale.com> |
| 10 | --- |
| 11 | arch/m68k/include/asm/cf_io.h | 10 ++++++++++ |
| 12 | 1 files changed, 10 insertions(+), 0 deletions(-) |
| 13 | |
| 14 | --- a/arch/m68k/include/asm/cf_io.h |
| 15 | +++ b/arch/m68k/include/asm/cf_io.h |
| 16 | @@ -20,6 +20,16 @@ |
| 17 | |
| 18 | #include <asm-generic/iomap.h> |
| 19 | |
| 20 | +/* |
| 21 | + * These should be valid on any ioremap()ed region |
| 22 | + */ |
| 23 | +#define readb(addr) in_8(addr) |
| 24 | +#define writeb(val, addr) out_8((addr), (val)) |
| 25 | +#define readw(addr) in_le16(addr) |
| 26 | +#define writew(val, addr) out_le16((addr), (val)) |
| 27 | +#define readl(addr) in_le32(addr) |
| 28 | +#define writel(val, addr) out_le32((addr), (val)) |
| 29 | + |
| 30 | #define readb_relaxed(addr) readb(addr) |
| 31 | #define readw_relaxed(addr) readw(addr) |
| 32 | #define readl_relaxed(addr) readl(addr) |
| 33 | |
