sparc: Implement of_address_to_resource().
Similarly to irq_of_parse_and_map(), find the platform_device object and return the pre-computed resource. Signed-off-by: David S. Miller <davem@davemloft.net>
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1655068029
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arch/sparc/kernel
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@ -22,6 +22,19 @@ unsigned int irq_of_parse_and_map(struct device_node *node, int index)
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}
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}
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EXPORT_SYMBOL(irq_of_parse_and_map);
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EXPORT_SYMBOL(irq_of_parse_and_map);
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int of_address_to_resource(struct device_node *node, int index,
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struct resource *r)
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{
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struct platform_device *op = of_find_device_by_node(node);
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if (!op || index >= op->num_resources)
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return -EINVAL;
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memcpy(r, &op->archdata.resource[index], sizeof(*r));
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return 0;
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}
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EXPORT_SYMBOL_GPL(of_address_to_resource);
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/* Take the archdata values for IOMMU, STC, and HOSTDATA found in
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/* Take the archdata values for IOMMU, STC, and HOSTDATA found in
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* BUS and propagate to all child platform_device objects.
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* BUS and propagate to all child platform_device objects.
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*/
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*/
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