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David Brazdil0f672f62019-12-10 10:32:29 +00001/* SPDX-License-Identifier: GPL-2.0-or-later */
Andrew Scullb4b6d4a2019-01-02 15:54:55 +00002/*
3 * OpenRISC Linux
4 *
5 * Linux architectural port borrowing liberally from similar works of
6 * others. All original copyrights apply as per the original source
7 * declaration.
8 *
9 * OpenRISC implementation:
10 * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>
11 * et al.
Andrew Scullb4b6d4a2019-01-02 15:54:55 +000012 */
13
14#ifndef __ASM_OPENRISC_IO_H
15#define __ASM_OPENRISC_IO_H
16
Olivier Deprez157378f2022-04-04 15:47:50 +020017#include <linux/types.h>
18
Andrew Scullb4b6d4a2019-01-02 15:54:55 +000019/*
20 * PCI: can we really do 0 here if we have no port IO?
21 */
22#define IO_SPACE_LIMIT 0
23
24/* OpenRISC has no port IO */
25#define HAVE_ARCH_PIO_SIZE 1
26#define PIO_RESERVED 0X0UL
27#define PIO_OFFSET 0
28#define PIO_MASK 0
29
Olivier Deprez157378f2022-04-04 15:47:50 +020030#define ioremap ioremap
David Brazdil0f672f62019-12-10 10:32:29 +000031void __iomem *ioremap(phys_addr_t offset, unsigned long size);
Olivier Deprez157378f2022-04-04 15:47:50 +020032
33#define iounmap iounmap
Andrew Scullb4b6d4a2019-01-02 15:54:55 +000034extern void iounmap(void *addr);
David Brazdil0f672f62019-12-10 10:32:29 +000035
Olivier Deprez157378f2022-04-04 15:47:50 +020036#include <asm-generic/io.h>
37
Andrew Scullb4b6d4a2019-01-02 15:54:55 +000038#endif