From a7c9194cdc9a858bbf5a4cdae289e28dea149aeb Mon Sep 17 00:00:00 2001 From: Andy Green Date: Tue, 29 Dec 2009 14:40:23 +0000 Subject: 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 Signed-off-by: Ben Dooks --- arch/arm/plat-s3c64xx/include/plat/regs-srom.h | 59 ++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 arch/arm/plat-s3c64xx/include/plat/regs-srom.h (limited to 'arch/arm/plat-s3c64xx') 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 00000000000..756731b3629 --- /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 + * + * 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 */ -- cgit v1.2.3-70-g09d2