ARM: at91/dma: DMA controller registering with DT support

[karo-tx-linux.git] / arch / arm / mach-at91 / at91sam9g45_devices.c

diff --git a/arch/arm/mach-at91/at91sam9g45_devices.c b/arch/arm/mach-at91/at91sam9g45_devices.c
index 07708d4226811236c0c1fd8773f4be50f4ba4a2f..96e2adcd5a841907be15beda7bdbb67dd87b5259 100644 (file)
--- a/arch/arm/mach-at91/at91sam9g45_devices.c
+++ b/arch/arm/mach-at91/at91sam9g45_devices.c
@@ -64,7 +64,15 @@ static struct platform_device at_hdmac_device = {
 
 void __init at91_add_device_hdmac(void)
 {
-       platform_device_register(&at_hdmac_device);
+#if defined(CONFIG_OF)
+       struct device_node *of_node =
+               of_find_node_by_name(NULL, "dma-controller");
+
+       if (of_node)
+               of_node_put(of_node);
+       else
+#endif
+               platform_device_register(&at_hdmac_device);
 }
 #else
 void __init at91_add_device_hdmac(void) {}