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-rw-r--r--arch/arm/plat-samsung/include/plat/regs-nand.h123
-rw-r--r--drivers/mtd/nand/s3c2410.c36
2 files changed, 35 insertions, 124 deletions
diff --git a/arch/arm/plat-samsung/include/plat/regs-nand.h b/arch/arm/plat-samsung/include/plat/regs-nand.h
deleted file mode 100644
index 238efea7b9e4..000000000000
--- a/arch/arm/plat-samsung/include/plat/regs-nand.h
+++ /dev/null
@@ -1,123 +0,0 @@
1/* arch/arm/mach-s3c2410/include/mach/regs-nand.h
2 *
3 * Copyright (c) 2004-2005 Simtec Electronics <linux@simtec.co.uk>
4 * http://www.simtec.co.uk/products/SWLINUX/
5 *
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
8 * published by the Free Software Foundation.
9 *
10 * S3C2410 NAND register definitions
11*/
12
13#ifndef __ASM_ARM_REGS_NAND
14#define __ASM_ARM_REGS_NAND
15
16
17#define S3C2410_NFREG(x) (x)
18
19#define S3C2410_NFCONF S3C2410_NFREG(0x00)
20#define S3C2410_NFCMD S3C2410_NFREG(0x04)
21#define S3C2410_NFADDR S3C2410_NFREG(0x08)
22#define S3C2410_NFDATA S3C2410_NFREG(0x0C)
23#define S3C2410_NFSTAT S3C2410_NFREG(0x10)
24#define S3C2410_NFECC S3C2410_NFREG(0x14)
25
26#define S3C2440_NFCONT S3C2410_NFREG(0x04)
27#define S3C2440_NFCMD S3C2410_NFREG(0x08)
28#define S3C2440_NFADDR S3C2410_NFREG(0x0C)
29#define S3C2440_NFDATA S3C2410_NFREG(0x10)
30#define S3C2440_NFECCD0 S3C2410_NFREG(0x14)
31#define S3C2440_NFECCD1 S3C2410_NFREG(0x18)
32#define S3C2440_NFECCD S3C2410_NFREG(0x1C)
33#define S3C2440_NFSTAT S3C2410_NFREG(0x20)
34#define S3C2440_NFESTAT0 S3C2410_NFREG(0x24)
35#define S3C2440_NFESTAT1 S3C2410_NFREG(0x28)
36#define S3C2440_NFMECC0 S3C2410_NFREG(0x2C)
37#define S3C2440_NFMECC1 S3C2410_NFREG(0x30)
38#define S3C2440_NFSECC S3C2410_NFREG(0x34)
39#define S3C2440_NFSBLK S3C2410_NFREG(0x38)
40#define S3C2440_NFEBLK S3C2410_NFREG(0x3C)
41
42#define S3C2412_NFSBLK S3C2410_NFREG(0x20)
43#define S3C2412_NFEBLK S3C2410_NFREG(0x24)
44#define S3C2412_NFSTAT S3C2410_NFREG(0x28)
45#define S3C2412_NFMECC_ERR0 S3C2410_NFREG(0x2C)
46#define S3C2412_NFMECC_ERR1 S3C2410_NFREG(0x30)
47#define S3C2412_NFMECC0 S3C2410_NFREG(0x34)
48#define S3C2412_NFMECC1 S3C2410_NFREG(0x38)
49#define S3C2412_NFSECC S3C2410_NFREG(0x3C)
50
51#define S3C2410_NFCONF_EN (1<<15)
52#define S3C2410_NFCONF_512BYTE (1<<14)
53#define S3C2410_NFCONF_4STEP (1<<13)
54#define S3C2410_NFCONF_INITECC (1<<12)
55#define S3C2410_NFCONF_nFCE (1<<11)
56#define S3C2410_NFCONF_TACLS(x) ((x)<<8)
57#define S3C2410_NFCONF_TWRPH0(x) ((x)<<4)
58#define S3C2410_NFCONF_TWRPH1(x) ((x)<<0)
59
60#define S3C2410_NFSTAT_BUSY (1<<0)
61
62#define S3C2440_NFCONF_BUSWIDTH_8 (0<<0)
63#define S3C2440_NFCONF_BUSWIDTH_16 (1<<0)
64#define S3C2440_NFCONF_ADVFLASH (1<<3)
65#define S3C2440_NFCONF_TACLS(x) ((x)<<12)
66#define S3C2440_NFCONF_TWRPH0(x) ((x)<<8)
67#define S3C2440_NFCONF_TWRPH1(x) ((x)<<4)
68
69#define S3C2440_NFCONT_LOCKTIGHT (1<<13)
70#define S3C2440_NFCONT_SOFTLOCK (1<<12)
71#define S3C2440_NFCONT_ILLEGALACC_EN (1<<10)
72#define S3C2440_NFCONT_RNBINT_EN (1<<9)
73#define S3C2440_NFCONT_RN_FALLING (1<<8)
74#define S3C2440_NFCONT_SPARE_ECCLOCK (1<<6)
75#define S3C2440_NFCONT_MAIN_ECCLOCK (1<<5)
76#define S3C2440_NFCONT_INITECC (1<<4)
77#define S3C2440_NFCONT_nFCE (1<<1)
78#define S3C2440_NFCONT_ENABLE (1<<0)
79
80#define S3C2440_NFSTAT_READY (1<<0)
81#define S3C2440_NFSTAT_nCE (1<<1)
82#define S3C2440_NFSTAT_RnB_CHANGE (1<<2)
83#define S3C2440_NFSTAT_ILLEGAL_ACCESS (1<<3)
84
85#define S3C2412_NFCONF_NANDBOOT (1<<31)
86#define S3C2412_NFCONF_ECCCLKCON (1<<30)
87#define S3C2412_NFCONF_ECC_MLC (1<<24)
88#define S3C2412_NFCONF_TACLS_MASK (7<<12) /* 1 extra bit of Tacls */
89
90#define S3C2412_NFCONT_ECC4_DIRWR (1<<18)
91#define S3C2412_NFCONT_LOCKTIGHT (1<<17)
92#define S3C2412_NFCONT_SOFTLOCK (1<<16)
93#define S3C2412_NFCONT_ECC4_ENCINT (1<<13)
94#define S3C2412_NFCONT_ECC4_DECINT (1<<12)
95#define S3C2412_NFCONT_MAIN_ECC_LOCK (1<<7)
96#define S3C2412_NFCONT_INIT_MAIN_ECC (1<<5)
97#define S3C2412_NFCONT_nFCE1 (1<<2)
98#define S3C2412_NFCONT_nFCE0 (1<<1)
99
100#define S3C2412_NFSTAT_ECC_ENCDONE (1<<7)
101#define S3C2412_NFSTAT_ECC_DECDONE (1<<6)
102#define S3C2412_NFSTAT_ILLEGAL_ACCESS (1<<5)
103#define S3C2412_NFSTAT_RnB_CHANGE (1<<4)
104#define S3C2412_NFSTAT_nFCE1 (1<<3)
105#define S3C2412_NFSTAT_nFCE0 (1<<2)
106#define S3C2412_NFSTAT_Res1 (1<<1)
107#define S3C2412_NFSTAT_READY (1<<0)
108
109#define S3C2412_NFECCERR_SERRDATA(x) (((x) >> 21) & 0xf)
110#define S3C2412_NFECCERR_SERRBIT(x) (((x) >> 18) & 0x7)
111#define S3C2412_NFECCERR_MERRDATA(x) (((x) >> 7) & 0x3ff)
112#define S3C2412_NFECCERR_MERRBIT(x) (((x) >> 4) & 0x7)
113#define S3C2412_NFECCERR_SPARE_ERR(x) (((x) >> 2) & 0x3)
114#define S3C2412_NFECCERR_MAIN_ERR(x) (((x) >> 2) & 0x3)
115#define S3C2412_NFECCERR_NONE (0)
116#define S3C2412_NFECCERR_1BIT (1)
117#define S3C2412_NFECCERR_MULTIBIT (2)
118#define S3C2412_NFECCERR_ECCAREA (3)
119
120
121
122#endif /* __ASM_ARM_REGS_NAND */
123
diff --git a/drivers/mtd/nand/s3c2410.c b/drivers/mtd/nand/s3c2410.c
index 47fbd9a2cacf..f0918e7411d9 100644
--- a/drivers/mtd/nand/s3c2410.c
+++ b/drivers/mtd/nand/s3c2410.c
@@ -46,9 +46,43 @@
46#include <linux/mtd/nand_ecc.h> 46#include <linux/mtd/nand_ecc.h>
47#include <linux/mtd/partitions.h> 47#include <linux/mtd/partitions.h>
48 48
49#include <plat/regs-nand.h>
50#include <linux/platform_data/mtd-nand-s3c2410.h> 49#include <linux/platform_data/mtd-nand-s3c2410.h>
51 50
51#define S3C2410_NFREG(x) (x)
52
53#define S3C2410_NFCONF S3C2410_NFREG(0x00)
54#define S3C2410_NFCMD S3C2410_NFREG(0x04)
55#define S3C2410_NFADDR S3C2410_NFREG(0x08)
56#define S3C2410_NFDATA S3C2410_NFREG(0x0C)
57#define S3C2410_NFSTAT S3C2410_NFREG(0x10)
58#define S3C2410_NFECC S3C2410_NFREG(0x14)
59#define S3C2440_NFCONT S3C2410_NFREG(0x04)
60#define S3C2440_NFCMD S3C2410_NFREG(0x08)
61#define S3C2440_NFADDR S3C2410_NFREG(0x0C)
62#define S3C2440_NFDATA S3C2410_NFREG(0x10)
63#define S3C2440_NFSTAT S3C2410_NFREG(0x20)
64#define S3C2440_NFMECC0 S3C2410_NFREG(0x2C)
65#define S3C2412_NFSTAT S3C2410_NFREG(0x28)
66#define S3C2412_NFMECC0 S3C2410_NFREG(0x34)
67#define S3C2410_NFCONF_EN (1<<15)
68#define S3C2410_NFCONF_INITECC (1<<12)
69#define S3C2410_NFCONF_nFCE (1<<11)
70#define S3C2410_NFCONF_TACLS(x) ((x)<<8)
71#define S3C2410_NFCONF_TWRPH0(x) ((x)<<4)
72#define S3C2410_NFCONF_TWRPH1(x) ((x)<<0)
73#define S3C2410_NFSTAT_BUSY (1<<0)
74#define S3C2440_NFCONF_TACLS(x) ((x)<<12)
75#define S3C2440_NFCONF_TWRPH0(x) ((x)<<8)
76#define S3C2440_NFCONF_TWRPH1(x) ((x)<<4)
77#define S3C2440_NFCONT_INITECC (1<<4)
78#define S3C2440_NFCONT_nFCE (1<<1)
79#define S3C2440_NFCONT_ENABLE (1<<0)
80#define S3C2440_NFSTAT_READY (1<<0)
81#define S3C2412_NFCONF_NANDBOOT (1<<31)
82#define S3C2412_NFCONT_INIT_MAIN_ECC (1<<5)
83#define S3C2412_NFCONT_nFCE0 (1<<1)
84#define S3C2412_NFSTAT_READY (1<<0)
85
52/* new oob placement block for use with hardware ecc generation 86/* new oob placement block for use with hardware ecc generation
53 */ 87 */
54 88
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-18 20:25:44 -0500