ARM: at91/dma: DMA controller registering with DT support
Device tree support on at91sam9g45 family SoC. Only call platform_device_register() if no dma-controller node is found in device tree. Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com> Acked-by: Grant Likely <grant.likely@secretlab.ca>
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@ -64,7 +64,15 @@ static struct platform_device at_hdmac_device = {
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void __init at91_add_device_hdmac(void)
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{
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platform_device_register(&at_hdmac_device);
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#if defined(CONFIG_OF)
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struct device_node *of_node =
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of_find_node_by_name(NULL, "dma-controller");
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if (of_node)
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of_node_put(of_node);
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else
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#endif
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platform_device_register(&at_hdmac_device);
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}
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#else
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void __init at91_add_device_hdmac(void) {}
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