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author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-05-02 16:40:20 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-05-02 16:40:20 -0700 |
commit | 2142babac999a5ba169348892a8e3ac222bec7a4 (patch) | |
tree | eb862396a9864b34e2335b7cc0c6114c56f9ec1a /arch/arm/mach-davinci/io.c | |
parent | Merge branch 'x86-mce-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-tip (diff) | |
parent | [ARM] 5489/1: ARM errata: Data written to the L2 cache can be overwritten with stale data (diff) | |
download | linux-dev-2142babac999a5ba169348892a8e3ac222bec7a4.tar.xz linux-dev-2142babac999a5ba169348892a8e3ac222bec7a4.zip |
Merge master.kernel.org:/home/rmk/linux-2.6-arm
* master.kernel.org:/home/rmk/linux-2.6-arm: (45 commits)
[ARM] 5489/1: ARM errata: Data written to the L2 cache can be overwritten with stale data
[ARM] 5490/1: ARM errata: Processor deadlock when a false hazard is created
[ARM] 5487/1: ARM errata: Stale prediction on replaced interworking branch
[ARM] 5488/1: ARM errata: Invalidation of the Instruction Cache operation can fail
davinci: DM644x: NAND: update partitioning
davinci: update DM644x support in preparation for more SoCs
davinci: DM644x: rename board file
davinci: update pin-multiplexing support
davinci: serial: generalize for more SoCs
davinci: DM355 IRQ Definitions
davinci: DM646x: add interrupt number and priorities
davinci: PSC: Clear bits in MDCTL reg before setting new bits
davinci: gpio bugfixes
davinci: add EDMA driver
davinci: timers: use clk_get_rate()
[ARM] pxa/littleton: add missing da9034 touchscreen support
[ARM] pxa/zylonite: configure GPIO18/19 correctly, used by 2 GPIO expanders
[ARM] pxa/zylonite: fix the issue of unused SDATA_IN_1 pin get AC97 not working
[ARM] pxa: make ads7846 on corgi and spitz to sync on HSYNC
[ARM] pxa: remove unused CPU_FREQ_PXA Kconfig symbol
...
Diffstat (limited to 'arch/arm/mach-davinci/io.c')
-rw-r--r-- | arch/arm/mach-davinci/io.c | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/arch/arm/mach-davinci/io.c b/arch/arm/mach-davinci/io.c index 299515f70b8b..a548abb513e2 100644 --- a/arch/arm/mach-davinci/io.c +++ b/arch/arm/mach-davinci/io.c @@ -51,7 +51,26 @@ void __init davinci_map_common_io(void) davinci_check_revision(); } -void __init davinci_init_common_hw(void) +#define BETWEEN(p, st, sz) ((p) >= (st) && (p) < ((st) + (sz))) +#define XLATE(p, pst, vst) ((void __iomem *)((p) - (pst) + (vst))) + +/* + * Intercept ioremap() requests for addresses in our fixed mapping regions. + */ +void __iomem *davinci_ioremap(unsigned long p, size_t size, unsigned int type) +{ + if (BETWEEN(p, IO_PHYS, IO_SIZE)) + return XLATE(p, IO_PHYS, IO_VIRT); + + return __arm_ioremap(p, size, type); +} +EXPORT_SYMBOL(davinci_ioremap); + +void davinci_iounmap(volatile void __iomem *addr) { - davinci_clk_init(); + unsigned long virt = (unsigned long)addr; + + if (virt >= VMALLOC_START && virt < VMALLOC_END) + __iounmap(addr); } +EXPORT_SYMBOL(davinci_iounmap); |