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author | Lennert Buytenhek <buytenh@wantstofly.org> | 2008-03-27 18:51:41 (GMT) |
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committer | Nicolas Pitre <nico@marvell.com> | 2008-03-27 18:51:41 (GMT) |
commit | 9dd0b194bf6804b1998f0fe261b2606ec7b58d72 (patch) | |
tree | c9fd5ab51dc256818c24a8a771dc068d021039e2 /include/asm-arm/arch-orion5x/io.h | |
parent | 159ffb3a04f6bc619643af680df406faafd0199d (diff) | |
download | linux-fsl-qoriq-9dd0b194bf6804b1998f0fe261b2606ec7b58d72.tar.xz |
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>
Diffstat (limited to 'include/asm-arm/arch-orion5x/io.h')
-rw-r--r-- | include/asm-arm/arch-orion5x/io.h | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/include/asm-arm/arch-orion5x/io.h b/include/asm-arm/arch-orion5x/io.h new file mode 100644 index 0000000..5148ab7 --- /dev/null +++ b/include/asm-arm/arch-orion5x/io.h @@ -0,0 +1,68 @@ +/* + * 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 |