of: set dma_mask to point to coherent_dma_mask



Platform devices created by DT code don't initialize dma_mask pointer to
anything. Set it to coherent_dma_mask by default if the architecture
code has not set it.

Signed-off-by: Rob Herring <rob.herring@calxeda.com>

parent 13ccacd5

drivers/of/platform.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -216,6 +216,8 @@ static struct platform_device *of_platform_device_create_pdata(
		dev->archdata.dma_mask = 0xffffffffUL;
		#endif
		dev->dev.coherent_dma_mask = DMA_BIT_MASK(32);
		if (!dev->dev.dma_mask)
		dev->dev.dma_mask = &dev->dev.coherent_dma_mask;
		dev->dev.bus = &platform_bus_type;
		dev->dev.platform_data = platform_data;