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authorBen Dooks <ben-linux@org.rmk.(none)>2005-05-12 14:27:13 -0400
committerRussell King <rmk+kernel@arm.linux.org.uk>2005-05-12 14:27:13 -0400
commit9dabf9da18018b99a51334c2ef168019389ed5bf (patch)
treeb89293a7d31464b0139c42ef0a84ded7f7c189ed /include
parent70489c88d0b7e5820ac37a039a910bb396e2a4e3 (diff)
[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 <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include')
-rw-r--r--include/asm-arm/arch-s3c2410/regs-nand.h44
1 files 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 @@
1/* linux/include/asm-arm/arch-s3c2410/regs-nand.h 1/* linux/include/asm-arm/arch-s3c2410/regs-nand.h
2 * 2 *
3 * Copyright (c) 2004 Simtec Electronics <linux@simtec.co.uk> 3 * Copyright (c) 2004,2005 Simtec Electronics <linux@simtec.co.uk>
4 * http://www.simtec.co.uk/products/SWLINUX/ 4 * http://www.simtec.co.uk/products/SWLINUX/
5 * 5 *
6 * This program is free software; you can redistribute it and/or modify 6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as 7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation. 8 * published by the Free Software Foundation.
9 * 9 *
10 * S3C2410 clock register definitions 10 * S3C2410 NAND register definitions
11 * 11 *
12 * Changelog: 12 * Changelog:
13 * 18-Aug-2004 BJD Copied file from 2.4 and updated 13 * 18-Aug-2004 BJD Copied file from 2.4 and updated
14 * 01-May-2005 BJD Added definitions for s3c2440 controller
14*/ 15*/
15 16
16#ifndef __ASM_ARM_REGS_NAND 17#ifndef __ASM_ARM_REGS_NAND
@@ -26,6 +27,22 @@
26#define S3C2410_NFSTAT S3C2410_NFREG(0x10) 27#define S3C2410_NFSTAT S3C2410_NFREG(0x10)
27#define S3C2410_NFECC S3C2410_NFREG(0x14) 28#define S3C2410_NFECC S3C2410_NFREG(0x14)
28 29
30#define S3C2440_NFCONT S3C2410_NFREG(0x04)
31#define S3C2440_NFCMD S3C2410_NFREG(0x08)
32#define S3C2440_NFADDR S3C2410_NFREG(0x0C)
33#define S3C2440_NFDATA S3C2410_NFREG(0x10)
34#define S3C2440_NFECCD0 S3C2410_NFREG(0x14)
35#define S3C2440_NFECCD1 S3C2410_NFREG(0x18)
36#define S3C2440_NFECCD S3C2410_NFREG(0x1C)
37#define S3C2440_NFSTAT S3C2410_NFREG(0x20)
38#define S3C2440_NFESTAT0 S3C2410_NFREG(0x24)
39#define S3C2440_NFESTAT1 S3C2410_NFREG(0x28)
40#define S3C2440_NFMECC0 S3C2410_NFREG(0x2C)
41#define S3C2440_NFMECC1 S3C2410_NFREG(0x30)
42#define S3C2440_NFSECC S3C2410_NFREG(0x34)
43#define S3C2440_NFSBLK S3C2410_NFREG(0x38)
44#define S3C2440_NFEBLK S3C2410_NFREG(0x3C)
45
29#define S3C2410_NFCONF_EN (1<<15) 46#define S3C2410_NFCONF_EN (1<<15)
30#define S3C2410_NFCONF_512BYTE (1<<14) 47#define S3C2410_NFCONF_512BYTE (1<<14)
31#define S3C2410_NFCONF_4STEP (1<<13) 48#define S3C2410_NFCONF_4STEP (1<<13)
@@ -37,7 +54,28 @@
37 54
38#define S3C2410_NFSTAT_BUSY (1<<0) 55#define S3C2410_NFSTAT_BUSY (1<<0)
39 56
40/* think ECC can only be 8bit read? */ 57#define S3C2440_NFCONF_BUSWIDTH_8 (0<<0)
58#define S3C2440_NFCONF_BUSWIDTH_16 (1<<0)
59#define S3C2440_NFCONF_ADVFLASH (1<<3)
60#define S3C2440_NFCONF_TACLS(x) ((x)<<12)
61#define S3C2440_NFCONF_TWRPH0(x) ((x)<<8)
62#define S3C2440_NFCONF_TWRPH1(x) ((x)<<4)
63
64#define S3C2440_NFCONT_LOCKTIGHT (1<<13)
65#define S3C2440_NFCONT_SOFTLOCK (1<<12)
66#define S3C2440_NFCONT_ILLEGALACC_EN (1<<10)
67#define S3C2440_NFCONT_RNBINT_EN (1<<9)
68#define S3C2440_NFCONT_RN_FALLING (1<<8)
69#define S3C2440_NFCONT_SPARE_ECCLOCK (1<<6)
70#define S3C2440_NFCONT_MAIN_ECCLOCK (1<<5)
71#define S3C2440_NFCONT_INITECC (1<<4)
72#define S3C2440_NFCONT_nFCE (1<<1)
73#define S3C2440_NFCONT_ENABLE (1<<0)
74
75#define S3C2440_NFSTAT_READY (1<<0)
76#define S3C2440_NFSTAT_nCE (1<<1)
77#define S3C2440_NFSTAT_RnB_CHANGE (1<<2)
78#define S3C2440_NFSTAT_ILLEGAL_ACCESS (1<<3)
41 79
42#endif /* __ASM_ARM_REGS_NAND */ 80#endif /* __ASM_ARM_REGS_NAND */
43 81