xref: /OK3568_Linux_fs/kernel/arch/arm/mach-s3c/bast.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Copyright (c) 2003-2004 Simtec Electronics
 *	Ben Dooks <ben@simtec.co.uk>
 *
 * BAST - CPLD control constants
 * BAST - IRQ Number definitions
 * BAST - Memory map definitions
 */

#ifndef __MACH_S3C24XX_BAST_H
#define __MACH_S3C24XX_BAST_H __FILE__

/* CTRL1 - Audio LR routing */

#define BAST_CPLD_CTRL1_LRCOFF		(0x00)
#define BAST_CPLD_CTRL1_LRCADC		(0x01)
#define BAST_CPLD_CTRL1_LRCDAC		(0x02)
#define BAST_CPLD_CTRL1_LRCARM		(0x03)
#define BAST_CPLD_CTRL1_LRMASK		(0x03)

/* CTRL2 - NAND WP control, IDE Reset assert/check */

#define BAST_CPLD_CTRL2_WNAND		(0x04)
#define BAST_CPLD_CTLR2_IDERST		(0x08)

/* CTRL3 - rom write control, CPLD identity */

#define BAST_CPLD_CTRL3_IDMASK		(0x0e)
#define BAST_CPLD_CTRL3_ROMWEN		(0x01)

/* CTRL4 - 8bit LCD interface control/status */

#define BAST_CPLD_CTRL4_LLAT		(0x01)
#define BAST_CPLD_CTRL4_LCDRW		(0x02)
#define BAST_CPLD_CTRL4_LCDCMD		(0x04)
#define BAST_CPLD_CTRL4_LCDE2		(0x01)

/* CTRL5 - DMA routing */

#define BAST_CPLD_DMA0_PRIIDE		(0)
#define BAST_CPLD_DMA0_SECIDE		(1)
#define BAST_CPLD_DMA0_ISA15		(2)
#define BAST_CPLD_DMA0_ISA36		(3)

#define BAST_CPLD_DMA1_PRIIDE		(0 << 2)
#define BAST_CPLD_DMA1_SECIDE		(1 << 2)
#define BAST_CPLD_DMA1_ISA15		(2 << 2)
#define BAST_CPLD_DMA1_ISA36		(3 << 2)

/* irq numbers to onboard peripherals */

#define BAST_IRQ_USBOC			IRQ_EINT18
#define BAST_IRQ_IDE0			IRQ_EINT16
#define BAST_IRQ_IDE1			IRQ_EINT17
#define BAST_IRQ_PCSERIAL1		IRQ_EINT15
#define BAST_IRQ_PCSERIAL2		IRQ_EINT14
#define BAST_IRQ_PCPARALLEL		IRQ_EINT13
#define BAST_IRQ_ASIX			IRQ_EINT11
#define BAST_IRQ_DM9000			IRQ_EINT10
#define BAST_IRQ_ISA			IRQ_EINT9
#define BAST_IRQ_SMALERT		IRQ_EINT8

/* map */

/*
 * ok, we've used up to 0x13000000, now we need to find space for the
 * peripherals that live in the nGCS[x] areas, which are quite numerous
 * in their space. We also have the board's CPLD to find register space
 * for.
 */

#define BAST_IOADDR(x)			(S3C2410_ADDR((x) + 0x01300000))

/* we put the CPLD registers next, to get them out of the way */

#define BAST_VA_CTRL1			BAST_IOADDR(0x00000000)
#define BAST_PA_CTRL1			(S3C2410_CS5 | 0x7800000)

#define BAST_VA_CTRL2			BAST_IOADDR(0x00100000)
#define BAST_PA_CTRL2			(S3C2410_CS1 | 0x6000000)

#define BAST_VA_CTRL3			BAST_IOADDR(0x00200000)
#define BAST_PA_CTRL3			(S3C2410_CS1 | 0x6800000)

#define BAST_VA_CTRL4			BAST_IOADDR(0x00300000)
#define BAST_PA_CTRL4			(S3C2410_CS1 | 0x7000000)

/* next, we have the PC104 ISA interrupt registers */

#define BAST_PA_PC104_IRQREQ		(S3C2410_CS5 | 0x6000000)
#define BAST_VA_PC104_IRQREQ		BAST_IOADDR(0x00400000)

#define BAST_PA_PC104_IRQRAW		(S3C2410_CS5 | 0x6800000)
#define BAST_VA_PC104_IRQRAW		BAST_IOADDR(0x00500000)

#define BAST_PA_PC104_IRQMASK		(S3C2410_CS5 | 0x7000000)
#define BAST_VA_PC104_IRQMASK		BAST_IOADDR(0x00600000)

#define BAST_PA_LCD_RCMD1		(0x8800000)
#define BAST_VA_LCD_RCMD1		BAST_IOADDR(0x00700000)

#define BAST_PA_LCD_WCMD1		(0x8000000)
#define BAST_VA_LCD_WCMD1		BAST_IOADDR(0x00800000)

#define BAST_PA_LCD_RDATA1		(0x9800000)
#define BAST_VA_LCD_RDATA1		BAST_IOADDR(0x00900000)

#define BAST_PA_LCD_WDATA1		(0x9000000)
#define BAST_VA_LCD_WDATA1		BAST_IOADDR(0x00A00000)

#define BAST_PA_LCD_RCMD2		(0xA800000)
#define BAST_VA_LCD_RCMD2		BAST_IOADDR(0x00B00000)

#define BAST_PA_LCD_WCMD2		(0xA000000)
#define BAST_VA_LCD_WCMD2		BAST_IOADDR(0x00C00000)

#define BAST_PA_LCD_RDATA2		(0xB800000)
#define BAST_VA_LCD_RDATA2		BAST_IOADDR(0x00D00000)

#define BAST_PA_LCD_WDATA2		(0xB000000)
#define BAST_VA_LCD_WDATA2		BAST_IOADDR(0x00E00000)


/*
 * 0xE0000000 contains the IO space that is split by speed and
 * whether the access is for 8 or 16bit IO... this ensures that
 * the correct access is made
 *
 * 0x10000000 of space, partitioned as so:
 *
 * 0x00000000 to 0x04000000  8bit,  slow
 * 0x04000000 to 0x08000000  16bit, slow
 * 0x08000000 to 0x0C000000  16bit, net
 * 0x0C000000 to 0x10000000  16bit, fast
 *
 * each of these spaces has the following in:
 *
 * 0x00000000 to 0x01000000 16MB ISA IO space
 * 0x01000000 to 0x02000000 16MB ISA memory space
 * 0x02000000 to 0x02100000 1MB  IDE primary channel
 * 0x02100000 to 0x02200000 1MB  IDE primary channel aux
 * 0x02200000 to 0x02400000 1MB  IDE secondary channel
 * 0x02300000 to 0x02400000 1MB  IDE secondary channel aux
 * 0x02400000 to 0x02500000 1MB  ASIX ethernet controller
 * 0x02500000 to 0x02600000 1MB  Davicom DM9000 ethernet controller
 * 0x02600000 to 0x02700000 1MB  PC SuperIO controller
 *
 * the phyiscal layout of the zones are:
 *  nGCS2 - 8bit, slow
 *  nGCS3 - 16bit, slow
 *  nGCS4 - 16bit, net
 *  nGCS5 - 16bit, fast
 */

#define BAST_VA_MULTISPACE		(0xE0000000)

#define BAST_VA_ISAIO			(BAST_VA_MULTISPACE + 0x00000000)
#define BAST_VA_ISAMEM			(BAST_VA_MULTISPACE + 0x01000000)
#define BAST_VA_IDEPRI			(BAST_VA_MULTISPACE + 0x02000000)
#define BAST_VA_IDEPRIAUX		(BAST_VA_MULTISPACE + 0x02100000)
#define BAST_VA_IDESEC			(BAST_VA_MULTISPACE + 0x02200000)
#define BAST_VA_IDESECAUX		(BAST_VA_MULTISPACE + 0x02300000)
#define BAST_VA_ASIXNET			(BAST_VA_MULTISPACE + 0x02400000)
#define BAST_VA_DM9000			(BAST_VA_MULTISPACE + 0x02500000)
#define BAST_VA_SUPERIO			(BAST_VA_MULTISPACE + 0x02600000)

#define BAST_VAM_CS2			(0x00000000)
#define BAST_VAM_CS3			(0x04000000)
#define BAST_VAM_CS4			(0x08000000)
#define BAST_VAM_CS5			(0x0C000000)

/* physical offset addresses for the peripherals */

#define BAST_PA_ISAIO			(0x00000000)
#define BAST_PA_ASIXNET			(0x01000000)
#define BAST_PA_SUPERIO			(0x01800000)
#define BAST_PA_IDEPRI			(0x02000000)
#define BAST_PA_IDEPRIAUX		(0x02800000)
#define BAST_PA_IDESEC			(0x03000000)
#define BAST_PA_IDESECAUX		(0x03800000)
#define BAST_PA_ISAMEM			(0x04000000)
#define BAST_PA_DM9000			(0x05000000)

/* some configurations for the peripherals */

#define BAST_PCSIO			(BAST_VA_SUPERIO + BAST_VAM_CS2)

#define BAST_ASIXNET_CS			BAST_VAM_CS5
#define BAST_DM9000_CS			BAST_VAM_CS4

#define BAST_IDE_CS	S3C2410_CS5

#endif /* __MACH_S3C24XX_BAST_H */