diff options
Diffstat (limited to 'include/linux/mtd/doc2000.h')
| -rw-r--r-- | include/linux/mtd/doc2000.h | 207 |
1 files changed, 0 insertions, 207 deletions
diff --git a/include/linux/mtd/doc2000.h b/include/linux/mtd/doc2000.h deleted file mode 100644 index a72cb7d20b..0000000000 --- a/include/linux/mtd/doc2000.h +++ /dev/null @@ -1,207 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0+ */ -/* - * Linux driver for Disk-On-Chip devices - * - * Copyright © 1999 Machine Vision Holdings, Inc. - * Copyright © 1999-2010 David Woodhouse <dwmw2@infradead.org> - * Copyright © 2002-2003 Greg Ungerer <gerg@snapgear.com> - * Copyright © 2002-2003 SnapGear Inc - * - */ - -#ifndef __MTD_DOC2000_H__ -#define __MTD_DOC2000_H__ - -#include <linux/mtd/mtd.h> -#if 0 -#include <linux/mutex.h> -#endif - -#define DoC_Sig1 0 -#define DoC_Sig2 1 - -#define DoC_ChipID 0x1000 -#define DoC_DOCStatus 0x1001 -#define DoC_DOCControl 0x1002 -#define DoC_FloorSelect 0x1003 -#define DoC_CDSNControl 0x1004 -#define DoC_CDSNDeviceSelect 0x1005 -#define DoC_ECCConf 0x1006 -#define DoC_2k_ECCStatus 0x1007 - -#define DoC_CDSNSlowIO 0x100d -#define DoC_ECCSyndrome0 0x1010 -#define DoC_ECCSyndrome1 0x1011 -#define DoC_ECCSyndrome2 0x1012 -#define DoC_ECCSyndrome3 0x1013 -#define DoC_ECCSyndrome4 0x1014 -#define DoC_ECCSyndrome5 0x1015 -#define DoC_AliasResolution 0x101b -#define DoC_ConfigInput 0x101c -#define DoC_ReadPipeInit 0x101d -#define DoC_WritePipeTerm 0x101e -#define DoC_LastDataRead 0x101f -#define DoC_NOP 0x1020 - -#define DoC_Mil_CDSN_IO 0x0800 -#define DoC_2k_CDSN_IO 0x1800 - -#define DoC_Mplus_NOP 0x1002 -#define DoC_Mplus_AliasResolution 0x1004 -#define DoC_Mplus_DOCControl 0x1006 -#define DoC_Mplus_AccessStatus 0x1008 -#define DoC_Mplus_DeviceSelect 0x1008 -#define DoC_Mplus_Configuration 0x100a -#define DoC_Mplus_OutputControl 0x100c -#define DoC_Mplus_FlashControl 0x1020 -#define DoC_Mplus_FlashSelect 0x1022 -#define DoC_Mplus_FlashCmd 0x1024 -#define DoC_Mplus_FlashAddress 0x1026 -#define DoC_Mplus_FlashData0 0x1028 -#define DoC_Mplus_FlashData1 0x1029 -#define DoC_Mplus_ReadPipeInit 0x102a -#define DoC_Mplus_LastDataRead 0x102c -#define DoC_Mplus_LastDataRead1 0x102d -#define DoC_Mplus_WritePipeTerm 0x102e -#define DoC_Mplus_ECCSyndrome0 0x1040 -#define DoC_Mplus_ECCSyndrome1 0x1041 -#define DoC_Mplus_ECCSyndrome2 0x1042 -#define DoC_Mplus_ECCSyndrome3 0x1043 -#define DoC_Mplus_ECCSyndrome4 0x1044 -#define DoC_Mplus_ECCSyndrome5 0x1045 -#define DoC_Mplus_ECCConf 0x1046 -#define DoC_Mplus_Toggle 0x1046 -#define DoC_Mplus_DownloadStatus 0x1074 -#define DoC_Mplus_CtrlConfirm 0x1076 -#define DoC_Mplus_Power 0x1fff - -/* How to access the device? - * On ARM, it'll be mmap'd directly with 32-bit wide accesses. - * On PPC, it's mmap'd and 16-bit wide. - * Others use readb/writeb - */ -#if defined(__arm__) -#define ReadDOC_(adr, reg) ((unsigned char)(*(volatile __u32 *)(((unsigned long)adr)+((reg)<<2)))) -#define WriteDOC_(d, adr, reg) do{ *(volatile __u32 *)(((unsigned long)adr)+((reg)<<2)) = (__u32)d; wmb();} while(0) -#define DOC_IOREMAP_LEN 0x8000 -#elif defined(__ppc__) -#define ReadDOC_(adr, reg) ((unsigned char)(*(volatile __u16 *)(((unsigned long)adr)+((reg)<<1)))) -#define WriteDOC_(d, adr, reg) do{ *(volatile __u16 *)(((unsigned long)adr)+((reg)<<1)) = (__u16)d; wmb();} while(0) -#define DOC_IOREMAP_LEN 0x4000 -#else -#define ReadDOC_(adr, reg) readb((void __iomem *)(adr) + (reg)) -#define WriteDOC_(d, adr, reg) writeb(d, (void __iomem *)(adr) + (reg)) -#define DOC_IOREMAP_LEN 0x2000 - -#endif - -#if defined(__i386__) || defined(__x86_64__) -#define USE_MEMCPY -#endif - -/* These are provided to directly use the DoC_xxx defines */ -#define ReadDOC(adr, reg) ReadDOC_(adr,DoC_##reg) -#define WriteDOC(d, adr, reg) WriteDOC_(d,adr,DoC_##reg) - -#define DOC_MODE_RESET 0 -#define DOC_MODE_NORMAL 1 -#define DOC_MODE_RESERVED1 2 -#define DOC_MODE_RESERVED2 3 - -#define DOC_MODE_CLR_ERR 0x80 -#define DOC_MODE_RST_LAT 0x10 -#define DOC_MODE_BDECT 0x08 -#define DOC_MODE_MDWREN 0x04 - -#define DOC_ChipID_Doc2k 0x20 -#define DOC_ChipID_Doc2kTSOP 0x21 /* internal number for MTD */ -#define DOC_ChipID_DocMil 0x30 -#define DOC_ChipID_DocMilPlus32 0x40 -#define DOC_ChipID_DocMilPlus16 0x41 - -#define CDSN_CTRL_FR_B 0x80 -#define CDSN_CTRL_FR_B0 0x40 -#define CDSN_CTRL_FR_B1 0x80 - -#define CDSN_CTRL_ECC_IO 0x20 -#define CDSN_CTRL_FLASH_IO 0x10 -#define CDSN_CTRL_WP 0x08 -#define CDSN_CTRL_ALE 0x04 -#define CDSN_CTRL_CLE 0x02 -#define CDSN_CTRL_CE 0x01 - -#define DOC_ECC_RESET 0 -#define DOC_ECC_ERROR 0x80 -#define DOC_ECC_RW 0x20 -#define DOC_ECC__EN 0x08 -#define DOC_TOGGLE_BIT 0x04 -#define DOC_ECC_RESV 0x02 -#define DOC_ECC_IGNORE 0x01 - -#define DOC_FLASH_CE 0x80 -#define DOC_FLASH_WP 0x40 -#define DOC_FLASH_BANK 0x02 - -/* We have to also set the reserved bit 1 for enable */ -#define DOC_ECC_EN (DOC_ECC__EN | DOC_ECC_RESV) -#define DOC_ECC_DIS (DOC_ECC_RESV) - -struct Nand { - char floor, chip; - unsigned long curadr; - unsigned char curmode; - /* Also some erase/write/pipeline info when we get that far */ -}; - -#define MAX_FLOORS 4 -#define MAX_CHIPS 4 - -#define MAX_FLOORS_MIL 1 -#define MAX_CHIPS_MIL 1 - -#define MAX_FLOORS_MPLUS 2 -#define MAX_CHIPS_MPLUS 1 - -#define ADDR_COLUMN 1 -#define ADDR_PAGE 2 -#define ADDR_COLUMN_PAGE 3 - -struct DiskOnChip { - unsigned long physadr; - void __iomem *virtadr; - unsigned long totlen; - unsigned char ChipID; /* Type of DiskOnChip */ - int ioreg; - - unsigned long mfr; /* Flash IDs - only one type of flash per device */ - unsigned long id; - int chipshift; - char page256; - char pageadrlen; - char interleave; /* Internal interleaving - Millennium Plus style */ - unsigned long erasesize; - - int curfloor; - int curchip; - - int numchips; - struct Nand *chips; - struct mtd_info *nextdoc; -/* XXX U-BOOT XXX */ -#if 0 - struct mutex lock; -#endif -}; - -int doc_decode_ecc(unsigned char sector[512], unsigned char ecc1[6]); - -/* XXX U-BOOT XXX */ -#if 1 -/* - * NAND Flash Manufacturer ID Codes - */ -#define NAND_MFR_TOSHIBA 0x98 -#define NAND_MFR_SAMSUNG 0xec -#endif - -#endif /* __MTD_DOC2000_H__ */ |