diff options
author | Andy Green <andy@warmcat.com> | 2009-12-29 14:40:23 +0000 |
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committer | Ben Dooks <ben-linux@fluff.org> | 2010-01-18 11:41:03 +0900 |
commit | a7c9194cdc9a858bbf5a4cdae289e28dea149aeb (patch) | |
tree | 3bdc49eb16fe664064c4de0eeb86a4ac1e04cc14 /arch/arm/plat-s3c64xx | |
parent | 0084f27a21d36ac846cd4366289c229a7cce511b (diff) | |
download | linux-a7c9194cdc9a858bbf5a4cdae289e28dea149aeb.tar.bz2 |
ARM: S3C64XX: Add SROM register definitions
This introduces a platform file for s3c64xx that defines
the SROM unit registers that control chip select
characteristics.
Signed-off-by: Andy Green <andy@warmcat.com>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm/plat-s3c64xx')
-rw-r--r-- | arch/arm/plat-s3c64xx/include/plat/regs-srom.h | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/arch/arm/plat-s3c64xx/include/plat/regs-srom.h b/arch/arm/plat-s3c64xx/include/plat/regs-srom.h new file mode 100644 index 000000000000..756731b36297 --- /dev/null +++ b/arch/arm/plat-s3c64xx/include/plat/regs-srom.h @@ -0,0 +1,59 @@ +/* arch/arm/plat-s3c64xx/include/plat/regs-srom.h + * + * Copyright 2009 Andy Green <andy@warmcat.com> + * + * S3C64XX SROM definitions + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. +*/ + +#ifndef __PLAT_REGS_SROM_H +#define __PLAT_REGS_SROM_H __FILE__ + +#define S3C64XX_SROMREG(x) (S3C_VA_MEM + (x)) + +#define S3C64XX_SROM_BW S3C64XX_SROMREG(0) +#define S3C64XX_SROM_BC0 S3C64XX_SROMREG(4) +#define S3C64XX_SROM_BC1 S3C64XX_SROMREG(8) +#define S3C64XX_SROM_BC2 S3C64XX_SROMREG(0xc) +#define S3C64XX_SROM_BC3 S3C64XX_SROMREG(0x10) +#define S3C64XX_SROM_BC4 S3C64XX_SROMREG(0x14) +#define S3C64XX_SROM_BC5 S3C64XX_SROMREG(0x18) + +/* + * one register BW holds 5 x 4-bit packed settings for NCS0 - NCS4 + */ + +#define S3C64XX_SROM_BW__DATAWIDTH__SHIFT 0 +#define S3C64XX_SROM_BW__WAITENABLE__SHIFT 2 +#define S3C64XX_SROM_BW__BYTEENABLE__SHIFT 3 +#define S3C64XX_SROM_BW__CS_MASK 0xf + +#define S3C64XX_SROM_BW__NCS0__SHIFT 0 +#define S3C64XX_SROM_BW__NCS1__SHIFT 4 +#define S3C64XX_SROM_BW__NCS2__SHIFT 8 +#define S3C64XX_SROM_BW__NCS3__SHIFT 0xc +#define S3C64XX_SROM_BW__NCS4__SHIFT 0x10 + +/* + * applies to same to BCS0 - BCS4 + */ + +#define S3C64XX_SROM_BCX__PMC__SHIFT 0 +#define S3C64XX_SROM_BCX__PMC__MASK 3 +#define S3C64XX_SROM_BCX__TACP__SHIFT 4 +#define S3C64XX_SROM_BCX__TACP__MASK 0xf +#define S3C64XX_SROM_BCX__TCAH__SHIFT 8 +#define S3C64XX_SROM_BCX__TCAH__MASK 0xf +#define S3C64XX_SROM_BCX__TCOH__SHIFT 12 +#define S3C64XX_SROM_BCX__TCOH__MASK 0xf +#define S3C64XX_SROM_BCX__TACC__SHIFT 16 +#define S3C64XX_SROM_BCX__TACC__MASK 0x1f +#define S3C64XX_SROM_BCX__TCOS__SHIFT 24 +#define S3C64XX_SROM_BCX__TCOS__MASK 0xf +#define S3C64XX_SROM_BCX__TACS__SHIFT 28 +#define S3C64XX_SROM_BCX__TACS__MASK 0xf + +#endif /* _PLAT_REGS_SROM_H */ |