📄 regs-mem.h
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/* linux/include/asm-arm/arch-s3c2410/regs-mem.h * * Copyright (c) 2004 Simtec Electronics <linux@simtec.co.uk> * 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 Memory Control register definitions * * Changelog: * 29-Sep-2004 BJD Initial include for Linux * 10-Mar-2005 LCVR Changed S3C2410_VA to S3C24XX_VA * 04-Apr-2005 LCVR Added S3C2400 DRAM/BANKSIZE_MASK definitions **/#ifndef __ASM_ARM_MEMREGS_H#define __ASM_ARM_MEMREGS_H "$Id: regs.h,v 1.8 2003/05/01 15:55:41 ben Exp $"#ifndef S3C2410_MEMREG#define S3C2410_MEMREG(x) (S3C24XX_VA_MEMCTRL + (x))#endif/* bus width, and wait state control */#define S3C2410_BWSCON S3C2410_MEMREG(0x0000)/* bank zero config - note, pinstrapped from OM pins! */#define S3C2410_BWSCON_DW0_16 (1<<1)#define S3C2410_BWSCON_DW0_32 (2<<1)/* bank one configs */#define S3C2410_BWSCON_DW1_8 (0<<4)#define S3C2410_BWSCON_DW1_16 (1<<4)#define S3C2410_BWSCON_DW1_32 (2<<4)#define S3C2410_BWSCON_WS1 (1<<6)#define S3C2410_BWSCON_ST1 (1<<7)/* bank 2 configurations */#define S3C2410_BWSCON_DW2_8 (0<<8)#define S3C2410_BWSCON_DW2_16 (1<<8)#define S3C2410_BWSCON_DW2_32 (2<<8)#define S3C2410_BWSCON_WS2 (1<<10)#define S3C2410_BWSCON_ST2 (1<<11)/* bank 3 configurations */#define S3C2410_BWSCON_DW3_8 (0<<12)#define S3C2410_BWSCON_DW3_16 (1<<12)#define S3C2410_BWSCON_DW3_32 (2<<12)#define S3C2410_BWSCON_WS3 (1<<14)#define S3C2410_BWSCON_ST3 (1<<15)/* bank 4 configurations */#define S3C2410_BWSCON_DW4_8 (0<<16)#define S3C2410_BWSCON_DW4_16 (1<<16)#define S3C2410_BWSCON_DW4_32 (2<<16)#define S3C2410_BWSCON_WS4 (1<<18)#define S3C2410_BWSCON_ST4 (1<<19)/* bank 5 configurations */#define S3C2410_BWSCON_DW5_8 (0<<20)#define S3C2410_BWSCON_DW5_16 (1<<20)#define S3C2410_BWSCON_DW5_32 (2<<20)#define S3C2410_BWSCON_WS5 (1<<22)#define S3C2410_BWSCON_ST5 (1<<23)/* bank 6 configurations */#define S3C2410_BWSCON_DW6_8 (0<<24)#define S3C2410_BWSCON_DW6_16 (1<<24)#define S3C2410_BWSCON_DW6_32 (2<<24)#define S3C2410_BWSCON_WS6 (1<<26)#define S3C2410_BWSCON_ST6 (1<<27)/* bank 7 configurations */#define S3C2410_BWSCON_DW7_8 (0<<28)#define S3C2410_BWSCON_DW7_16 (1<<28)#define S3C2410_BWSCON_DW7_32 (2<<28)#define S3C2410_BWSCON_WS7 (1<<30)#define S3C2410_BWSCON_ST7 (1<<31)/* memory set (rom, ram) */#define S3C2410_BANKCON0 S3C2410_MEMREG(0x0004)#define S3C2410_BANKCON1 S3C2410_MEMREG(0x0008)#define S3C2410_BANKCON2 S3C2410_MEMREG(0x000C)#define S3C2410_BANKCON3 S3C2410_MEMREG(0x0010)#define S3C2410_BANKCON4 S3C2410_MEMREG(0x0014)#define S3C2410_BANKCON5 S3C2410_MEMREG(0x0018)#define S3C2410_BANKCON6 S3C2410_MEMREG(0x001C)#define S3C2410_BANKCON7 S3C2410_MEMREG(0x0020)/* bank configuration registers */#define S3C2410_BANKCON_PMCnorm (0x00)#define S3C2410_BANKCON_PMC4 (0x01)#define S3C2410_BANKCON_PMC8 (0x02)#define S3C2410_BANKCON_PMC16 (0x03)/* bank configurations for banks 0..7, note banks * 6 and 7 have differnt configurations depending on * the memory type bits */#define S3C2410_BANKCON_Tacp2 (0x0 << 2)#define S3C2410_BANKCON_Tacp3 (0x1 << 2)#define S3C2410_BANKCON_Tacp4 (0x2 << 2)#define S3C2410_BANKCON_Tacp6 (0x3 << 2)#define S3C2410_BANKCON_Tcah0 (0x0 << 4)#define S3C2410_BANKCON_Tcah1 (0x1 << 4)#define S3C2410_BANKCON_Tcah2 (0x2 << 4)#define S3C2410_BANKCON_Tcah4 (0x3 << 4)#define S3C2410_BANKCON_Tcoh0 (0x0 << 6)#define S3C2410_BANKCON_Tcoh1 (0x1 << 6)#define S3C2410_BANKCON_Tcoh2 (0x2 << 6)#define S3C2410_BANKCON_Tcoh4 (0x3 << 6)#define S3C2410_BANKCON_Tacc1 (0x0 << 8)#define S3C2410_BANKCON_Tacc2 (0x1 << 8)#define S3C2410_BANKCON_Tacc3 (0x2 << 8)#define S3C2410_BANKCON_Tacc4 (0x3 << 8)#define S3C2410_BANKCON_Tacc6 (0x4 << 8)#define S3C2410_BANKCON_Tacc8 (0x5 << 8)#define S3C2410_BANKCON_Tacc10 (0x6 << 8)#define S3C2410_BANKCON_Tacc14 (0x7 << 8)#define S3C2410_BANKCON_Tcos0 (0x0 << 11)#define S3C2410_BANKCON_Tcos1 (0x1 << 11)#define S3C2410_BANKCON_Tcos2 (0x2 << 11)#define S3C2410_BANKCON_Tcos4 (0x3 << 11)#define S3C2410_BANKCON_Tacs0 (0x0 << 13)#define S3C2410_BANKCON_Tacs1 (0x1 << 13)#define S3C2410_BANKCON_Tacs2 (0x2 << 13)#define S3C2410_BANKCON_Tacs4 (0x3 << 13)#define S3C2410_BANKCON_SRAM (0x0 << 15)#define S3C2400_BANKCON_EDODRAM (0x2 << 15)#define S3C2410_BANKCON_SDRAM (0x3 << 15)/* next bits only for EDO DRAM in 6,7 */#define S3C2400_BANKCON_EDO_Trdc1 (0x00 << 4)#define S3C2400_BANKCON_EDO_Trdc2 (0x01 << 4)#define S3C2400_BANKCON_EDO_Trdc3 (0x02 << 4)#define S3C2400_BANKCON_EDO_Trdc4 (0x03 << 4)/* CAS pulse width */#define S3C2400_BANKCON_EDO_PULSE1 (0x00 << 3)#define S3C2400_BANKCON_EDO_PULSE2 (0x01 << 3)/* CAS pre-charge */#define S3C2400_BANKCON_EDO_TCP1 (0x00 << 2)#define S3C2400_BANKCON_EDO_TCP2 (0x01 << 2)/* control column address select */#define S3C2400_BANKCON_EDO_SCANb8 (0x00 << 0)#define S3C2400_BANKCON_EDO_SCANb9 (0x01 << 0)#define S3C2400_BANKCON_EDO_SCANb10 (0x02 << 0)#define S3C2400_BANKCON_EDO_SCANb11 (0x03 << 0)/* next bits only for SDRAM in 6,7 */#define S3C2410_BANKCON_Trdc2 (0x00 << 2)#define S3C2410_BANKCON_Trdc3 (0x01 << 2)#define S3C2410_BANKCON_Trdc4 (0x02 << 2)/* control column address select */#define S3C2410_BANKCON_SCANb8 (0x00 << 0)#define S3C2410_BANKCON_SCANb9 (0x01 << 0)#define S3C2410_BANKCON_SCANb10 (0x02 << 0)#define S3C2410_REFRESH S3C2410_MEMREG(0x0024)#define S3C2410_BANKSIZE S3C2410_MEMREG(0x0028)#define S3C2410_MRSRB6 S3C2410_MEMREG(0x002C)#define S3C2410_MRSRB7 S3C2410_MEMREG(0x0030)/* refresh control */#define S3C2410_REFRESH_REFEN (1<<23)#define S3C2410_REFRESH_SELF (1<<22)#define S3C2410_REFRESH_REFCOUNTER ((1<<11)-1)#define S3C2410_REFRESH_TRP_MASK (3<<20)#define S3C2410_REFRESH_TRP_2clk (0<<20)#define S3C2410_REFRESH_TRP_3clk (1<<20)#define S3C2410_REFRESH_TRP_4clk (2<<20)#define S3C2400_REFRESH_DRAM_TRP_MASK (3<<20)#define S3C2400_REFRESH_DRAM_TRP_1_5clk (0<<20)#define S3C2400_REFRESH_DRAM_TRP_2_5clk (1<<20)#define S3C2400_REFRESH_DRAM_TRP_3_5clk (2<<20)#define S3C2400_REFRESH_DRAM_TRP_4_5clk (3<<20)#define S3C2410_REFRESH_TSRC_MASK (3<<18)#define S3C2410_REFRESH_TSRC_4clk (0<<18)#define S3C2410_REFRESH_TSRC_5clk (1<<18)#define S3C2410_REFRESH_TSRC_6clk (2<<18)#define S3C2410_REFRESH_TSRC_7clk (3<<18)/* mode select register(s) */#define S3C2410_MRSRB_CL1 (0x00 << 4)#define S3C2410_MRSRB_CL2 (0x02 << 4)#define S3C2410_MRSRB_CL3 (0x03 << 4)/* bank size register */#define S3C2410_BANKSIZE_128M (0x2 << 0)#define S3C2410_BANKSIZE_64M (0x1 << 0)#define S3C2410_BANKSIZE_32M (0x0 << 0)#define S3C2410_BANKSIZE_16M (0x7 << 0)#define S3C2410_BANKSIZE_8M (0x6 << 0)#define S3C2410_BANKSIZE_4M (0x5 << 0)#define S3C2410_BANKSIZE_2M (0x4 << 0)#define S3C2410_BANKSIZE_MASK (0x7 << 0)#define S3C2400_BANKSIZE_MASK (0x4 << 0)#define S3C2410_BANKSIZE_SCLK_EN (1<<4)#define S3C2410_BANKSIZE_SCKE_EN (1<<5)#define S3C2410_BANKSIZE_BURST (1<<7)#endif /* __ASM_ARM_MEMREGS_H */⌨️ 快捷键说明
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