From b0e66522f4d86713b0450255210e26c4f11ee86b Mon Sep 17 00:00:00 2001 From: Ben Dooks Date: Thu, 30 Jul 2009 23:23:20 +0100 Subject: [PATCH] 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 Signed-off-by: Ben Dooks --- arch/arm/mach-s3c2410/include/mach/regs-mem.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/arch/arm/mach-s3c2410/include/mach/regs-mem.h b/arch/arm/mach-s3c2410/include/mach/regs-mem.h index 57759804e2fa..7f7c52947963 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)