diff options
Diffstat (limited to 'arch/arm/mach-pxa/include/mach/pxa-regs.h')
-rw-r--r-- | arch/arm/mach-pxa/include/mach/pxa-regs.h | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/arch/arm/mach-pxa/include/mach/pxa-regs.h b/arch/arm/mach-pxa/include/mach/pxa-regs.h deleted file mode 100644 index ba5120c06b8a..000000000000 --- a/arch/arm/mach-pxa/include/mach/pxa-regs.h +++ /dev/null @@ -1,52 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Author: Nicolas Pitre - * Created: Jun 15, 2001 - * Copyright: MontaVista Software Inc. - */ -#ifndef __ASM_MACH_PXA_REGS_H -#define __ASM_MACH_PXA_REGS_H - -/* - * Workarounds for at least 2 errata so far require this. - * The mapping is set in mach-pxa/generic.c. - */ -#define UNCACHED_PHYS_0 0xfe000000 -#define UNCACHED_PHYS_0_SIZE 0x00100000 - -/* - * Intel PXA2xx internal register mapping: - * - * 0x40000000 - 0x41ffffff <--> 0xf2000000 - 0xf3ffffff - * 0x44000000 - 0x45ffffff <--> 0xf4000000 - 0xf5ffffff - * 0x48000000 - 0x49ffffff <--> 0xf6000000 - 0xf7ffffff - * 0x4c000000 - 0x4dffffff <--> 0xf8000000 - 0xf9ffffff - * 0x50000000 - 0x51ffffff <--> 0xfa000000 - 0xfbffffff - * 0x54000000 - 0x55ffffff <--> 0xfc000000 - 0xfdffffff - * 0x58000000 - 0x59ffffff <--> 0xfe000000 - 0xffffffff - * - * Note that not all PXA2xx chips implement all those addresses, and the - * kernel only maps the minimum needed range of this mapping. - */ -#define io_v2p(x) (0x3c000000 + ((x) & 0x01ffffff) + (((x) & 0x0e000000) << 1)) -#define io_p2v(x) IOMEM(0xf2000000 + ((x) & 0x01ffffff) + (((x) & 0x1c000000) >> 1)) - -#ifndef __ASSEMBLY__ -# define __REG(x) (*((volatile u32 __iomem *)io_p2v(x))) - -/* With indexed regs we don't want to feed the index through io_p2v() - especially if it is a variable, otherwise horrible code will result. */ -# define __REG2(x,y) \ - (*(volatile u32 __iomem*)((u32)&__REG(x) + (y))) - -# define __PREG(x) (io_v2p((u32)&(x))) - -#else - -# define __REG(x) io_p2v(x) -# define __PREG(x) io_v2p(x) - -#endif - - -#endif |