linux/arch/arm/mach-rpc/include/mach/io.h
Rob Herring 5621caac1d ARM: kill off __mem_pci
__mem_pci is only used to enable readl/writel and friends. Just condition
this on readl being defined and remove all the __mem_pci defines.

Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Lennert Buytenhek <kernel@wantstofly.org>
Cc: Imre Kaloz <kaloz@openwrt.org>
Cc: Krzysztof Halasa <khc@pm.waw.pl>
Cc: Nicolas Pitre <nico@fluxnic.net>
Cc: Ben Dooks <ben-linux@fluff.org>
Cc: Kukjin Kim <kgene.kim@samsung.com>
Cc: Colin Cross <ccross@android.com>
Cc: Olof Johansson <olof@lixom.net>
Cc: Stephen Warren <swarren@nvidia.com>
2012-03-06 21:34:45 -06:00

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/*
* arch/arm/mach-rpc/include/mach/io.h
*
* Copyright (C) 1997 Russell King
*
* 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.
*
* Modifications:
* 06-Dec-1997 RMK Created.
*/
#ifndef __ASM_ARM_ARCH_IO_H
#define __ASM_ARM_ARCH_IO_H
#include <mach/hardware.h>
#define IO_SPACE_LIMIT 0xffff
/*
* We need PC style IO addressing for:
* - floppy (at 0x3f2,0x3f4,0x3f5,0x3f7)
* - parport (at 0x278-0x27a, 0x27b-0x27f, 0x778-0x77a)
* - 8250 serial (only for compile)
*
* These peripherals are found in an area of MMIO which looks very much
* like an ISA bus, but with registers at the low byte of each word.
*/
#define __io(a) (PCIO_BASE + ((a) << 2))
#endif