diff options
author | Patrick McHardy <kaber@trash.net> | 2011-04-13 13:32:28 +0200 |
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committer | Patrick McHardy <kaber@trash.net> | 2011-04-13 13:32:28 +0200 |
commit | b32e3dc7860d00124fa432dba09667e647cb9bcc (patch) | |
tree | 2fa6e56f389431dfb84609d3d7572cad76e88e71 /arch/sparc/kernel/of_device_common.c | |
parent | 6604271c5bc658a6067ed0c3deba4d89e0e50382 (diff) | |
parent | 96120d86fe302c006259baee9061eea9e1b9e486 (diff) |
Merge branch 'master' of ssh://master.kernel.org/pub/scm/linux/kernel/git/kaber/nf-2.6
Diffstat (limited to 'arch/sparc/kernel/of_device_common.c')
-rw-r--r-- | arch/sparc/kernel/of_device_common.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/sparc/kernel/of_device_common.c b/arch/sparc/kernel/of_device_common.c index 49ddff56cb0..cb15bbf8a20 100644 --- a/arch/sparc/kernel/of_device_common.c +++ b/arch/sparc/kernel/of_device_common.c @@ -22,6 +22,33 @@ unsigned int irq_of_parse_and_map(struct device_node *node, int index) } EXPORT_SYMBOL(irq_of_parse_and_map); +int of_address_to_resource(struct device_node *node, int index, + struct resource *r) +{ + struct platform_device *op = of_find_device_by_node(node); + + if (!op || index >= op->num_resources) + return -EINVAL; + + memcpy(r, &op->archdata.resource[index], sizeof(*r)); + return 0; +} +EXPORT_SYMBOL_GPL(of_address_to_resource); + +void __iomem *of_iomap(struct device_node *node, int index) +{ + struct platform_device *op = of_find_device_by_node(node); + struct resource *r; + + if (!op || index >= op->num_resources) + return NULL; + + r = &op->archdata.resource[index]; + + return of_ioremap(r, 0, resource_size(r), (char *) r->name); +} +EXPORT_SYMBOL(of_iomap); + /* Take the archdata values for IOMMU, STC, and HOSTDATA found in * BUS and propagate to all child platform_device objects. */ |