[ARM PATCH] 2119/1: S3C2410 - include/asm-arm/arch-s3c2410/regs-mem.h

Patch from Ben Dooks

Header file include/asm-arm/arch-s3c2410/regs-mem.h containing
definitions for the S3C2410 memory controller

Signed-off-by: Ben Dooks 

include/asm-arm/arch-s3c2410/regs-mem.h

+/* 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
+ *
+*/
+
+#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) (S3C2410_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 S3C2410_BANKCON_SDRAM		(0x3 << 15)
+
+/* 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 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 S3C2410_BANKSIZE_SCLK_EN	(1<<4)
+#define S3C2410_BANKSIZE_SCKE_EN	(1<<5)
+#define S3C2410_BANKSIZE_BURST		(1<<7)
+
+#endif /* __ASM_ARM_MEMREGS_H */