All known devices, which use DT for configuration, support
memory-to-memory transfers. So enable it by default, if we read
configuration from DT.

Acked-by: Andy Shevchenko <andriy.shevche...@linux.intel.com>
Signed-off-by: Eugeniy Paltsev <eugeniy.palt...@synopsys.com>
---
 drivers/dma/dw/platform.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/dma/dw/platform.c b/drivers/dma/dw/platform.c
index 5bda0eb..aa7a5c1 100644
--- a/drivers/dma/dw/platform.c
+++ b/drivers/dma/dw/platform.c
@@ -129,6 +129,12 @@ dw_dma_parse_dt(struct platform_device *pdev)
        if (of_property_read_bool(np, "is_private"))
                pdata->is_private = true;
 
+       /*
+        * All known devices, which use DT for configuration, support
+        * memory-to-memory transfers. So enable it by default.
+        */
+       pdata->is_memcpy = true;
+
        if (!of_property_read_u32(np, "chan_allocation_order", &tmp))
                pdata->chan_allocation_order = (unsigned char)tmp;
 
-- 
2.5.5


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