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authorNicolas Pitre <nicolas.pitre@linaro.org>2011-09-14 17:06:22 -0400
committerNicolas Pitre <nico@fluxnic.net>2011-11-15 22:30:39 -0500
commit400eeee1bd48cec3b7c2c57c473568ccb53486cc (patch)
tree2d674ac1a8ff4b8d8ceeea1a4449ccec27a26f87 /arch/arm/mach-davinci
parentcf48c02e3bf0f996897f0c5ab300b16a69ad67f7 (diff)
ARM: mach-davinci: remove arch specific special handling for ioremap
A generic version should replace this later. Signed-off-by: Nicolas Pitre <nicolas.pitre@linaro.org>
Diffstat (limited to 'arch/arm/mach-davinci')
-rw-r--r--arch/arm/mach-davinci/Makefile2
-rw-r--r--arch/arm/mach-davinci/include/mach/io.h8
-rw-r--r--arch/arm/mach-davinci/io.c48
3 files changed, 1 insertions, 57 deletions
diff --git a/arch/arm/mach-davinci/Makefile b/arch/arm/mach-davinci/Makefile
index 495e31306fc0..2db78bd5c835 100644
--- a/arch/arm/mach-davinci/Makefile
+++ b/arch/arm/mach-davinci/Makefile
@@ -4,7 +4,7 @@
4# 4#
5 5
6# Common objects 6# Common objects
7obj-y := time.o clock.o serial.o io.o psc.o \ 7obj-y := time.o clock.o serial.o psc.o \
8 dma.o usb.o common.o sram.o aemif.o 8 dma.o usb.o common.o sram.o aemif.o
9 9
10obj-$(CONFIG_DAVINCI_MUX) += mux.o 10obj-$(CONFIG_DAVINCI_MUX) += mux.o
diff --git a/arch/arm/mach-davinci/include/mach/io.h b/arch/arm/mach-davinci/include/mach/io.h
index d1b954955c12..b2267d1e1a71 100644
--- a/arch/arm/mach-davinci/include/mach/io.h
+++ b/arch/arm/mach-davinci/include/mach/io.h
@@ -21,12 +21,4 @@
21#define __mem_pci(a) (a) 21#define __mem_pci(a) (a)
22#define __mem_isa(a) (a) 22#define __mem_isa(a) (a)
23 23
24#ifndef __ASSEMBLER__
25#define __arch_ioremap davinci_ioremap
26#define __arch_iounmap davinci_iounmap
27
28void __iomem *davinci_ioremap(unsigned long phys, size_t size,
29 unsigned int type);
30void davinci_iounmap(volatile void __iomem *addr);
31#endif
32#endif /* __ASM_ARCH_IO_H */ 24#endif /* __ASM_ARCH_IO_H */
diff --git a/arch/arm/mach-davinci/io.c b/arch/arm/mach-davinci/io.c
deleted file mode 100644
index 8ea60a8b2495..000000000000
--- a/arch/arm/mach-davinci/io.c
+++ /dev/null
@@ -1,48 +0,0 @@
1/*
2 * DaVinci I/O mapping code
3 *
4 * Copyright (C) 2005-2006 Texas Instruments
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11#include <linux/module.h>
12#include <linux/io.h>
13
14#include <asm/tlb.h>
15#include <asm/mach/map.h>
16
17#include <mach/common.h>
18
19/*
20 * Intercept ioremap() requests for addresses in our fixed mapping regions.
21 */
22void __iomem *davinci_ioremap(unsigned long p, size_t size, unsigned int type)
23{
24 struct map_desc *desc = davinci_soc_info.io_desc;
25 int desc_num = davinci_soc_info.io_desc_num;
26 int i;
27
28 for (i = 0; i < desc_num; i++, desc++) {
29 unsigned long iophys = __pfn_to_phys(desc->pfn);
30 unsigned long iosize = desc->length;
31
32 if (p >= iophys && (p + size) <= (iophys + iosize))
33 return __io(desc->virtual + p - iophys);
34 }
35
36 return __arm_ioremap_caller(p, size, type,
37 __builtin_return_address(0));
38}
39EXPORT_SYMBOL(davinci_ioremap);
40
41void davinci_iounmap(volatile void __iomem *addr)
42{
43 unsigned long virt = (unsigned long)addr;
44
45 if (virt >= VMALLOC_START && virt < VMALLOC_END)
46 __iounmap(addr);
47}
48EXPORT_SYMBOL(davinci_iounmap);