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/*
* linux/include/asm-arm/arch-sa1100/hardware.h
*
* Copyright (C) 1998 Nicolas Pitre <nico@cam.org>
*
* This file contains the hardware definitions for SA1100 architecture
*
* 2000/05/23 John Dorsey <john+@cs.cmu.edu>
* Definitions for SA1111 added.
*/
#ifndef __ASM_ARCH_HARDWARE_H
#define __ASM_ARCH_HARDWARE_H
#include <linux/config.h>
#include <asm/mach-types.h>
/* Flushing areas */
#define FLUSH_BASE_PHYS 0xe0000000 /* SA1100 zero bank */
#define FLUSH_BASE 0xf5000000
#define FLUSH_BASE_MINICACHE 0xf5800000
#define UNCACHEABLE_ADDR 0xfa050000
/*
* Those are statically mapped PCMCIA IO space for designs using it as a
* generic IO bus, typically with ISA parts, hardwired IDE interfaces, etc.
* The actual PCMCIA code is mapping required IO region at run time.
*/
#define PCMCIA_IO_0_BASE 0xf6000000
#define PCMCIA_IO_1_BASE 0xf7000000
/*
* We requires absolute addresses i.e. (PCMCIA_IO_0_BASE + 0x3f8) for
* in*()/out*() macros to be usable for all cases.
*/
#define PCIO_BASE 0
/*
* SA1100 internal I/O mappings
*
* We have the following mapping:
* phys virt
* 80000000 f8000000
* 90000000 fa000000
* a0000000 fc000000
* b0000000 fe000000
*/
#define VIO_BASE 0xf8000000 /* virtual start of IO space */
#define VIO_SHIFT 3 /* x = IO space shrink power */
#define PIO_START 0x80000000 /* physical start of IO space */
#define io_p2v( x ) \
( (((x)&0x00ffffff) | (((x)&0x30000000)>>VIO_SHIFT)) + VIO_BASE )
#define io_v2p( x ) \
( (((x)&0x00ffffff) | (((x)&(0x30000000>>VIO_SHIFT))<<VIO_SHIFT)) + PIO_START )
#ifndef __ASSEMBLY__
#if 0
# define __REG(x) (*((volatile u32 *)io_p2v(x)))
#else
/*
* This __REG() version gives the same results as the one above, except
* that we are fooling gcc somehow so it generates far better and smaller
* assembly code for access to contigous registers. It's a shame that gcc
* doesn't guess this by itself.
*/
typedef struct { volatile u32 offset[4096]; } __regbase;
# define __REGP(x) ((__regbase *)((x)&~4095))->offset[((x)&4095)>>2]
# define __REG(x) __REGP(io_p2v(x))
#endif
# define __PREG(x) (io_v2p((u32)&(x)))
#else
# define __REG(x) io_p2v(x)
# define __PREG(x) io_v2p(x)
#endif
#include "SA-1100.h"
/*
* SA1100 GPIO edge detection for IRQs:
* IRQs are generated on Falling-Edge, Rising-Edge, or both.
* This must be called *before* the corresponding IRQ is registered.
* Use this instead of directly setting GRER/GFER.
*/
#define GPIO_FALLING_EDGE 1
#define GPIO_RISING_EDGE 2
#define GPIO_BOTH_EDGES 3
#ifndef __ASSEMBLY__
extern void set_GPIO_IRQ_edge( int gpio_mask, int edge_mask );
/*
* Return the current CPU clock frequency in units of 100kHz
*/
extern unsigned short get_cclk_frequency(void);
#endif
/*
* Implementation specifics.
*
* *** NOTE ***
* Any definitions in these files should be prefixed by an identifier -
* eg, ASSABET_UCB1300_IRQ This will allow us to eleminate these
* ifdefs, and lots of other preprocessor gunk elsewhere.
*/
#ifdef CONFIG_SA1100_PANGOLIN
#include "pangolin.h"
#endif
#ifdef CONFIG_SA1100_HUW_WEBPANEL
#include "huw_webpanel.h"
#endif
#ifdef CONFIG_SA1100_PFS168
#include "pfs168.h"
#endif
#ifdef CONFIG_SA1100_YOPY
#include "yopy.h"
#endif
#ifdef CONFIG_SA1100_FREEBIRD
#include "freebird.h"
#endif
#ifdef CONFIG_SA1100_CERF
#include "cerf.h"
#endif
#ifdef CONFIG_SA1100_EMPEG
#include "empeg.h"
#endif
#ifdef CONFIG_SA1100_H3600
#include "h3600.h"
#endif
#ifdef CONFIG_SA1100_ITSY
#include "itsy.h"
#endif
#if defined(CONFIG_SA1100_GRAPHICSCLIENT)
#include "graphicsclient.h"
#endif
#if defined(CONFIG_SA1100_OMNIMETER)
#include "omnimeter.h"
#endif
#if defined(CONFIG_SA1100_JORNADA720)
#include "jornada720.h"
#endif
#if defined(CONFIG_SA1100_PLEB)
#include "pleb.h"
#endif
#if defined(CONFIG_SA1100_LART)
#include "lart.h"
#endif
#ifdef CONFIG_SA1100_SIMPAD
#include "simpad.h"
#endif
#if defined(CONFIG_SA1100_GRAPHICSMASTER)
#include "graphicsmaster.h"
#endif
#if defined(CONFIG_SA1100_ADSBITSY)
#include "adsbitsy.h"
#endif
#ifdef CONFIG_SA1101
/*
* We have mapped the sa1101 depending on the value of SA1101_BASE.
* It then appears from 0xf4000000.
*/
#define SA1101_p2v( x ) ((x) - SA1101_BASE + 0xf4000000)
#define SA1101_v2p( x ) ((x) - 0xf4000000 + SA1101_BASE)
#include "SA-1101.h"
#endif
#if defined(CONFIG_SA1100_OMNIMETER)
#include "omnimeter.h"
#endif
#if defined(CONFIG_SA1100_JORNADA720)
#include "jornada720.h"
#endif
#if defined(CONFIG_SA1100_FLEXANET)
#include "flexanet.h"
#endif
#ifdef CONFIG_SA1111
/*
* The SA1111 is always located at virtual 0xf4000000.
*/
#define SA1111_VBASE 0xf4000000
#define SA1111_p2v( x ) ((x) - SA1111_BASE + SA1111_VBASE)
#define SA1111_v2p( x ) ((x) - SA1111_VBASE + SA1111_BASE)
#include "SA-1111.h"
#endif
#endif /* _ASM_ARCH_HARDWARE_H */
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