121 lines
5.7 KiB
C
121 lines
5.7 KiB
C
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/* NAND flash interface register definitions
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*
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* Copyright (C) 2008-2009 Panasonic Corporation
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* All Rights Reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef _PROC_NAND_REGS_H_
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#define _PROC_NAND_REGS_H_
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/* command register */
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#define FCOMMAND_0 __SYSREG(0xd8f00000, u8) /* fcommand[24:31] */
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#define FCOMMAND_1 __SYSREG(0xd8f00001, u8) /* fcommand[16:23] */
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#define FCOMMAND_2 __SYSREG(0xd8f00002, u8) /* fcommand[8:15] */
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#define FCOMMAND_3 __SYSREG(0xd8f00003, u8) /* fcommand[0:7] */
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/* for dma 16 byte trans, use FCOMMAND2 register */
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#define FCOMMAND2_0 __SYSREG(0xd8f00110, u8) /* fcommand2[24:31] */
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#define FCOMMAND2_1 __SYSREG(0xd8f00111, u8) /* fcommand2[16:23] */
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#define FCOMMAND2_2 __SYSREG(0xd8f00112, u8) /* fcommand2[8:15] */
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#define FCOMMAND2_3 __SYSREG(0xd8f00113, u8) /* fcommand2[0:7] */
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#define FCOMMAND_FIEN 0x80 /* nand flash I/F enable */
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#define FCOMMAND_BW_8BIT 0x00 /* 8bit bus width */
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#define FCOMMAND_BW_16BIT 0x40 /* 16bit bus width */
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#define FCOMMAND_BLOCKSZ_SMALL 0x00 /* small block */
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#define FCOMMAND_BLOCKSZ_LARGE 0x20 /* large block */
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#define FCOMMAND_DMASTART 0x10 /* dma start */
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#define FCOMMAND_RYBY 0x08 /* ready/busy flag */
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#define FCOMMAND_RYBYINTMSK 0x04 /* mask ready/busy interrupt */
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#define FCOMMAND_XFWP 0x02 /* write protect enable */
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#define FCOMMAND_XFCE 0x01 /* flash device disable */
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#define FCOMMAND_SEQKILL 0x10 /* stop seq-read */
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#define FCOMMAND_ANUM 0x07 /* address cycle */
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#define FCOMMAND_ANUM_NONE 0x00 /* address cycle none */
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#define FCOMMAND_ANUM_1CYC 0x01 /* address cycle 1cycle */
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#define FCOMMAND_ANUM_2CYC 0x02 /* address cycle 2cycle */
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#define FCOMMAND_ANUM_3CYC 0x03 /* address cycle 3cycle */
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#define FCOMMAND_ANUM_4CYC 0x04 /* address cycle 4cycle */
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#define FCOMMAND_ANUM_5CYC 0x05 /* address cycle 5cycle */
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#define FCOMMAND_FCMD_READ0 0x00 /* read1 command */
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#define FCOMMAND_FCMD_SEQIN 0x80 /* page program 1st command */
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#define FCOMMAND_FCMD_PAGEPROG 0x10 /* page program 2nd command */
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#define FCOMMAND_FCMD_RESET 0xff /* reset command */
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#define FCOMMAND_FCMD_ERASE1 0x60 /* erase 1st command */
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#define FCOMMAND_FCMD_ERASE2 0xd0 /* erase 2nd command */
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#define FCOMMAND_FCMD_STATUS 0x70 /* read status command */
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#define FCOMMAND_FCMD_READID 0x90 /* read id command */
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#define FCOMMAND_FCMD_READOOB 0x50 /* read3 command */
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/* address register */
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#define FADD __SYSREG(0xd8f00004, u32)
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/* address register 2 */
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#define FADD2 __SYSREG(0xd8f00008, u32)
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/* error judgement register */
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#define FJUDGE __SYSREG(0xd8f0000c, u32)
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#define FJUDGE_NOERR 0x0 /* no error */
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#define FJUDGE_1BITERR 0x1 /* 1bit error in data area */
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#define FJUDGE_PARITYERR 0x2 /* parity error */
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#define FJUDGE_UNCORRECTABLE 0x3 /* uncorrectable error */
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#define FJUDGE_ERRJDG_MSK 0x3 /* mask of judgement result */
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/* 1st ECC store register */
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#define FECC11 __SYSREG(0xd8f00010, u32)
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/* 2nd ECC store register */
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#define FECC12 __SYSREG(0xd8f00014, u32)
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/* 3rd ECC store register */
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#define FECC21 __SYSREG(0xd8f00018, u32)
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/* 4th ECC store register */
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#define FECC22 __SYSREG(0xd8f0001c, u32)
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/* 5th ECC store register */
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#define FECC31 __SYSREG(0xd8f00020, u32)
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/* 6th ECC store register */
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#define FECC32 __SYSREG(0xd8f00024, u32)
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/* 7th ECC store register */
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#define FECC41 __SYSREG(0xd8f00028, u32)
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/* 8th ECC store register */
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#define FECC42 __SYSREG(0xd8f0002c, u32)
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/* data register */
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#define FDATA __SYSREG(0xd8f00030, u32)
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/* access pulse register */
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#define FPWS __SYSREG(0xd8f00100, u32)
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#define FPWS_PWS1W_2CLK 0x00000000 /* write pulse width 1clock */
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#define FPWS_PWS1W_3CLK 0x01000000 /* write pulse width 2clock */
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#define FPWS_PWS1W_4CLK 0x02000000 /* write pulse width 4clock */
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#define FPWS_PWS1W_5CLK 0x03000000 /* write pulse width 5clock */
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#define FPWS_PWS1W_6CLK 0x04000000 /* write pulse width 6clock */
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#define FPWS_PWS1W_7CLK 0x05000000 /* write pulse width 7clock */
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#define FPWS_PWS1W_8CLK 0x06000000 /* write pulse width 8clock */
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#define FPWS_PWS1R_3CLK 0x00010000 /* read pulse width 3clock */
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#define FPWS_PWS1R_4CLK 0x00020000 /* read pulse width 4clock */
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#define FPWS_PWS1R_5CLK 0x00030000 /* read pulse width 5clock */
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#define FPWS_PWS1R_6CLK 0x00040000 /* read pulse width 6clock */
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#define FPWS_PWS1R_7CLK 0x00050000 /* read pulse width 7clock */
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#define FPWS_PWS1R_8CLK 0x00060000 /* read pulse width 8clock */
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#define FPWS_PWS2W_2CLK 0x00000100 /* write pulse interval 2clock */
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#define FPWS_PWS2W_3CLK 0x00000200 /* write pulse interval 3clock */
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#define FPWS_PWS2W_4CLK 0x00000300 /* write pulse interval 4clock */
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#define FPWS_PWS2W_5CLK 0x00000400 /* write pulse interval 5clock */
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#define FPWS_PWS2W_6CLK 0x00000500 /* write pulse interval 6clock */
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#define FPWS_PWS2R_2CLK 0x00000001 /* read pulse interval 2clock */
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#define FPWS_PWS2R_3CLK 0x00000002 /* read pulse interval 3clock */
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#define FPWS_PWS2R_4CLK 0x00000003 /* read pulse interval 4clock */
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#define FPWS_PWS2R_5CLK 0x00000004 /* read pulse interval 5clock */
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#define FPWS_PWS2R_6CLK 0x00000005 /* read pulse interval 6clock */
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/* command register 2 */
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#define FCOMMAND2 __SYSREG(0xd8f00110, u32)
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/* transfer frequency register */
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#define FNUM __SYSREG(0xd8f00114, u32)
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#define FSDATA_ADDR 0xd8f00400
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/* active data register */
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#define FSDATA __SYSREG(FSDATA_ADDR, u32)
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#endif /* _PROC_NAND_REGS_H_ */
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