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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-15 16:08:50 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-15 16:08:50 -0700
commit65a6ec0d72a07f16719e9b7a96e1c4bae044b591 (patch)
tree344e03a5039a44982c1b78d6113633b21b434820 /include/asm-arm/arch-ns9xxx/hardware.h
parent541010e4b8921cd781ff02ae68028501457045b6 (diff)
parent0181b61a988424b5cc44fe09e6968142359c815e (diff)
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Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (95 commits) [ARM] 4578/1: CM-x270: PCMCIA support [ARM] 4577/1: ITE 8152 PCI bridge support [ARM] 4576/1: CM-X270 machine support [ARM] pxa: Avoid pxa_gpio_mode() in gpio_direction_{in,out}put() [ARM] pxa: move pxa_set_mode() from pxa2xx_mainstone.c to mainstone.c [ARM] pxa: move pxa_set_mode() from pxa2xx_lubbock.c to lubbock.c [ARM] pxa: Make cpu_is_pxaXXX dependent on configuration symbols [ARM] pxa: PXA3xx base support [NET] smc91x: fix PXA DMA support code [SERIAL] Fix console initialisation ordering [ARM] pxa: tidy up arch/arm/mach-pxa/Makefile [ARM] Update arch/arm/Kconfig for drivers/Kconfig changes [ARM] 4600/1: fix kernel build failure with build-id-supporting binutils [ARM] 4599/1: Preserve ATAG list for use with kexec (2.6.23) [ARM] Rename consistent_sync() as dma_cache_maint() [ARM] 4572/1: ep93xx: add cirrus logic edb9307 support [ARM] 4596/1: S3C2412: Correct IRQs for SDI+CF and add decoding support [ARM] 4595/1: ns9xxx: define registers as void __iomem * instead of volatile u32 [ARM] 4594/1: ns9xxx: use the new gpio functions [ARM] 4593/1: ns9xxx: implement generic clockevents ...
Diffstat (limited to 'include/asm-arm/arch-ns9xxx/hardware.h')
-rw-r--r--include/asm-arm/arch-ns9xxx/hardware.h47
1 files changed, 29 insertions, 18 deletions
diff --git a/include/asm-arm/arch-ns9xxx/hardware.h b/include/asm-arm/arch-ns9xxx/hardware.h
index 25600554c4fe..0b7b34603f1c 100644
--- a/include/asm-arm/arch-ns9xxx/hardware.h
+++ b/include/asm-arm/arch-ns9xxx/hardware.h
@@ -27,42 +27,53 @@
#define io_v2p(x) ((((x) & 0x0f000000) << 4) \
+ ((x) & 0x00ffffff))
+#define __REGSHIFT(mask) ((mask) & (-(mask)))
+
#define __REGBIT(bit) ((u32)1 << (bit))
#define __REGBITS(hbit, lbit) ((((u32)1 << ((hbit) - (lbit) + 1)) - 1) << (lbit))
-#define __REGVAL(mask, value) (((value) * ((mask) & (-(mask))) & (mask)))
+#define __REGVAL(mask, value) (((value) * __REGSHIFT(mask)) & (mask))
#ifndef __ASSEMBLY__
-# define __REG(x) (*((volatile u32 *)io_p2v((x))))
-# define __REG2(x, y) (*((volatile u32 *)io_p2v((x)) + (y)))
+# define __REG(x) ((void __iomem __force *)io_p2v((x)))
+# define __REG2(x, y) ((void __iomem __force *)(io_p2v((x)) + 4 * (y)))
-# define __REGB(x) (*((volatile u8 *)io_p2v((x))))
-# define __REGB2(x) (*((volatile u8 *)io_p2v((x)) + (y)))
+# define __REGSET(var, field, value) \
+ ((var) = (((var) & ~((field) & ~(value))) | (value)))
# define REGSET(var, reg, field, value) \
- ((var) = (((var) \
- & ~(reg ## _ ## field & \
- ~ reg ## _ ## field ## _ ## value)) \
- | (reg ## _ ## field ## _ ## value)))
+ __REGSET(var, reg ## _ ## field, reg ## _ ## field ## _ ## value)
+
+# define REGSET_IDX(var, reg, field, idx, value) \
+ __REGSET(var, reg ## _ ## field((idx)), reg ## _ ## field ## _ ## value((idx)))
# define REGSETIM(var, reg, field, value) \
- ((var) = (((var) \
- & ~(reg ## _ ## field & \
- ~(__REGVAL(reg ## _ ## field, value)))) \
- | (__REGVAL(reg ## _ ## field, value))))
+ __REGSET(var, reg ## _ ## field, __REGVAL(reg ## _ ## field, (value)))
+
+# define REGSETIM_IDX(var, reg, field, idx, value) \
+ __REGSET(var, reg ## _ ## field((idx)), __REGVAL(reg ## _ ## field((idx)), (value)))
+
+# define __REGGET(var, field) \
+ (((var) & (field)))
# define REGGET(var, reg, field) \
- ((var & (reg ## _ ## field)) / \
- ((reg ## _ ## field) & (-(reg ## _ ## field))))
+ __REGGET(var, reg ## _ ## field)
+
+# define REGGET_IDX(var, reg, field, idx) \
+ __REGGET(var, reg ## _ ## field((idx)))
+
+# define REGGETIM(var, reg, field) \
+ __REGGET(var, reg ## _ ## field) / __REGSHIFT(reg ## _ ## field)
+
+# define REGGETIM_IDX(var, reg, field, idx) \
+ __REGGET(var, reg ## _ ## field((idx))) / \
+ __REGSHIFT(reg ## _ ## field((idx)))
#else
# define __REG(x) io_p2v(x)
# define __REG2(x, y) io_p2v((x) + (y))
-# define __REGB(x) __REG((x))
-# define __REGB2(x, y) __REG2((x), (y))
-
#endif
#endif /* ifndef __ASM_ARCH_HARDWARE_H */