diff options
| author | Ben Dooks <ben@simtec.co.uk> | 2009-07-30 23:23:20 +0100 |
|---|---|---|
| committer | Ben Dooks <ben-linux@fluff.org> | 2009-07-30 23:22:51 +0100 |
| commit | b0e66522f4d86713b0450255210e26c4f11ee86b (patch) | |
| tree | ef82f9a041ba93a8ca0df6f55802bb23e8aa36ef /arch/arm | |
| parent | 9b71de49b030ad8fd4d13d38571b5c42dc9ed8dd (diff) | |
ARM: S3C24XX: Add BWSCON per-bank information.
Add definitions and an accessor macro to deal with
reading bus information from S3C2410_BWSCON for any
given numbered bank.
Signed-off-by: Ben Dooks <ben@simtec.co.uk>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-s3c2410/include/mach/regs-mem.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c2410/include/mach/regs-mem.h b/arch/arm/mach-s3c2410/include/mach/regs-mem.h index 57759804e2f..7f7c5294796 100644 --- a/arch/arm/mach-s3c2410/include/mach/regs-mem.h +++ b/arch/arm/mach-s3c2410/include/mach/regs-mem.h @@ -73,6 +73,16 @@ #define S3C2410_BWSCON_WS7 (1<<30) #define S3C2410_BWSCON_ST7 (1<<31) +/* accesor functions for getting BANK(n) configuration. (n != 0) */ + +#define S3C2410_BWSCON_GET(_bwscon, _bank) (((_bwscon) >> ((_bank) * 4)) & 0xf) + +#define S3C2410_BWSCON_DW8 (0) +#define S3C2410_BWSCON_DW16 (1) +#define S3C2410_BWSCON_DW32 (2) +#define S3C2410_BWSCON_WS (1 << 2) +#define S3C2410_BWSCON_ST (1 << 3) + /* memory set (rom, ram) */ #define S3C2410_BANKCON0 S3C2410_MEMREG(0x0004) #define S3C2410_BANKCON1 S3C2410_MEMREG(0x0008) |