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/*
* include/asm-arm/arch-orion/io.h
*
* Tzachi Perelstein <tzachi@marvell.com>
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
*/
#ifndef __ASM_ARM_ARCH_IO_H
#define __ASM_ARM_ARCH_IO_H
#include "orion.h"
#define IO_SPACE_LIMIT 0xffffffff
#define IO_SPACE_REMAP ORION_PCI_SYS_IO_BASE
static inline void __iomem *__io(unsigned long addr)
{
return (void __iomem *)addr;
}
#define __io(a) __io(a)
#define __mem_pci(a) (a)
/*****************************************************************************
* Helpers to access Orion registers
****************************************************************************/
#define orion_read(r) __raw_readl(r)
#define orion_write(r, val) __raw_writel(val, r)
/*
* These are not preempt-safe. Locks, if needed, must be taken
* care of by the caller.
*/
#define orion_setbits(r, mask) orion_write((r), orion_read(r) | (mask))
#define orion_clrbits(r, mask) orion_write((r), orion_read(r) & ~(mask))
#endif
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