From 9dabf9da18018b99a51334c2ef168019389ed5bf Mon Sep 17 00:00:00 2001 From: Ben Dooks Date: Thu, 12 May 2005 19:27:13 +0100 Subject: [PATCH] [PATCH] ARM: 2676/1: S3C2440 - NAND register additions Patch from Ben Dooks Add the register definitions for the s3c2440 NAND controller to the s3c2410 NAND register definitions Signed-off-by: Ben Dooks Signed-off-by: Russell King --- include/asm-arm/arch-s3c2410/regs-nand.h | 44 ++++++++++++++++++++++-- 1 file changed, 41 insertions(+), 3 deletions(-) diff --git a/include/asm-arm/arch-s3c2410/regs-nand.h b/include/asm-arm/arch-s3c2410/regs-nand.h index c443ac834698..7cff235e667a 100644 --- a/include/asm-arm/arch-s3c2410/regs-nand.h +++ b/include/asm-arm/arch-s3c2410/regs-nand.h @@ -1,16 +1,17 @@ /* linux/include/asm-arm/arch-s3c2410/regs-nand.h * - * Copyright (c) 2004 Simtec Electronics + * Copyright (c) 2004,2005 Simtec Electronics * http://www.simtec.co.uk/products/SWLINUX/ * * 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. * - * S3C2410 clock register definitions + * S3C2410 NAND register definitions * * Changelog: * 18-Aug-2004 BJD Copied file from 2.4 and updated + * 01-May-2005 BJD Added definitions for s3c2440 controller */ #ifndef __ASM_ARM_REGS_NAND @@ -26,6 +27,22 @@ #define S3C2410_NFSTAT S3C2410_NFREG(0x10) #define S3C2410_NFECC S3C2410_NFREG(0x14) +#define S3C2440_NFCONT S3C2410_NFREG(0x04) +#define S3C2440_NFCMD S3C2410_NFREG(0x08) +#define S3C2440_NFADDR S3C2410_NFREG(0x0C) +#define S3C2440_NFDATA S3C2410_NFREG(0x10) +#define S3C2440_NFECCD0 S3C2410_NFREG(0x14) +#define S3C2440_NFECCD1 S3C2410_NFREG(0x18) +#define S3C2440_NFECCD S3C2410_NFREG(0x1C) +#define S3C2440_NFSTAT S3C2410_NFREG(0x20) +#define S3C2440_NFESTAT0 S3C2410_NFREG(0x24) +#define S3C2440_NFESTAT1 S3C2410_NFREG(0x28) +#define S3C2440_NFMECC0 S3C2410_NFREG(0x2C) +#define S3C2440_NFMECC1 S3C2410_NFREG(0x30) +#define S3C2440_NFSECC S3C2410_NFREG(0x34) +#define S3C2440_NFSBLK S3C2410_NFREG(0x38) +#define S3C2440_NFEBLK S3C2410_NFREG(0x3C) + #define S3C2410_NFCONF_EN (1<<15) #define S3C2410_NFCONF_512BYTE (1<<14) #define S3C2410_NFCONF_4STEP (1<<13) @@ -37,7 +54,28 @@ #define S3C2410_NFSTAT_BUSY (1<<0) -/* think ECC can only be 8bit read? */ +#define S3C2440_NFCONF_BUSWIDTH_8 (0<<0) +#define S3C2440_NFCONF_BUSWIDTH_16 (1<<0) +#define S3C2440_NFCONF_ADVFLASH (1<<3) +#define S3C2440_NFCONF_TACLS(x) ((x)<<12) +#define S3C2440_NFCONF_TWRPH0(x) ((x)<<8) +#define S3C2440_NFCONF_TWRPH1(x) ((x)<<4) + +#define S3C2440_NFCONT_LOCKTIGHT (1<<13) +#define S3C2440_NFCONT_SOFTLOCK (1<<12) +#define S3C2440_NFCONT_ILLEGALACC_EN (1<<10) +#define S3C2440_NFCONT_RNBINT_EN (1<<9) +#define S3C2440_NFCONT_RN_FALLING (1<<8) +#define S3C2440_NFCONT_SPARE_ECCLOCK (1<<6) +#define S3C2440_NFCONT_MAIN_ECCLOCK (1<<5) +#define S3C2440_NFCONT_INITECC (1<<4) +#define S3C2440_NFCONT_nFCE (1<<1) +#define S3C2440_NFCONT_ENABLE (1<<0) + +#define S3C2440_NFSTAT_READY (1<<0) +#define S3C2440_NFSTAT_nCE (1<<1) +#define S3C2440_NFSTAT_RnB_CHANGE (1<<2) +#define S3C2440_NFSTAT_ILLEGAL_ACCESS (1<<3) #endif /* __ASM_ARM_REGS_NAND */ -- 2.20.1