1 /* SPDX-License-Identifier: GPL-2.0 */ 1 2 /* 3 * arch/arm/mach-sa1100/include/mach/hardware. 4 * 5 * Copyright (C) 1998 Nicolas Pitre <nico@flux 6 * 7 * This file contains the hardware definitions 8 * 9 * 2000/05/23 John Dorsey <john+@cs.cmu.edu> 10 * Definitions for SA1111 added. 11 */ 12 13 #ifndef __ASM_ARCH_HARDWARE_H 14 #define __ASM_ARCH_HARDWARE_H 15 16 17 #define UNCACHEABLE_ADDR 0xfa050000 18 19 20 /* 21 * SA1100 internal I/O mappings 22 * 23 * We have the following mapping: 24 * phys virt 25 * 80000000 f8000000 26 * 90000000 fa000000 27 * a0000000 fc000000 28 * b0000000 fe000000 29 */ 30 31 #define VIO_BASE 0xf8000000 /* vir 32 #define VIO_SHIFT 3 /* x = 33 #define PIO_START 0x80000000 /* phy 34 35 #define io_p2v( x ) \ 36 IOMEM( (((x)&0x00ffffff) | (((x)&0x30000000 37 #define io_v2p( x ) \ 38 ( (((x)&0x00ffffff) | (((x)&(0x30000000>>VI 39 40 #define __MREG(x) IOMEM(io_p2v(x)) 41 42 #ifndef __ASSEMBLY__ 43 44 # define __REG(x) (*((volatile unsigned 45 # define __PREG(x) (io_v2p((unsigned long 46 47 #else 48 49 # define __REG(x) io_p2v(x) 50 # define __PREG(x) io_v2p(x) 51 52 #endif 53 54 #include "SA-1100.h" 55 56 #endif /* _ASM_ARCH_HARDWARE_H */ 57
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