android_kernel_xiaomi_sm8350/include/asm-arm/arch-orion5x/io.h
Lennert Buytenhek 9dd0b194bf Orion: orion -> orion5x rename
Do a global s/orion/orion5x/ of the Orion 5x-specific bits (i.e.
not the plat-orion bits.)

Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Reviewed-by: Tzachi Perelstein <tzachi@marvell.com>
Acked-by: Saeed Bishara <saeed@marvell.com>
Acked-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Nicolas Pitre <nico@marvell.com>
2008-03-27 14:51:41 -04:00

69 lines
1.8 KiB
C

/*
* include/asm-arm/arch-orion5x/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_ARCH_IO_H
#define __ASM_ARCH_IO_H
#include "orion5x.h"
#define IO_SPACE_LIMIT 0xffffffff
#define IO_SPACE_REMAP ORION5X_PCI_SYS_IO_BASE
static inline void __iomem *
__arch_ioremap(unsigned long paddr, size_t size, unsigned int mtype)
{
void __iomem *retval;
if (mtype == MT_DEVICE && size && paddr >= ORION5X_REGS_PHYS_BASE &&
paddr + size <= ORION5X_REGS_PHYS_BASE + ORION5X_REGS_SIZE) {
retval = (void __iomem *)ORION5X_REGS_VIRT_BASE +
(paddr - ORION5X_REGS_PHYS_BASE);
} else {
retval = __arm_ioremap(paddr, size, mtype);
}
return retval;
}
static inline void
__arch_iounmap(void __iomem *addr)
{
if (addr < (void __iomem *)ORION5X_REGS_VIRT_BASE ||
addr >= (void __iomem *)(ORION5X_REGS_VIRT_BASE + ORION5X_REGS_SIZE))
__iounmap(addr);
}
static inline void __iomem *__io(unsigned long addr)
{
return (void __iomem *)addr;
}
#define __arch_ioremap(p, s, m) __arch_ioremap(p, s, m)
#define __arch_iounmap(a) __arch_iounmap(a)
#define __io(a) __io(a)
#define __mem_pci(a) (a)
/*****************************************************************************
* Helpers to access Orion registers
****************************************************************************/
#define orion5x_read(r) __raw_readl(r)
#define orion5x_write(r, val) __raw_writel(val, r)
/*
* These are not preempt-safe. Locks, if needed, must be taken
* care of by the caller.
*/
#define orion5x_setbits(r, mask) orion5x_write((r), orion5x_read(r) | (mask))
#define orion5x_clrbits(r, mask) orion5x_write((r), orion5x_read(r) & ~(mask))
#endif