dmaengine: at_xdmac: Fix at_xdmac_lld struct definition

The hardware channel next descriptor view structure contains just
fields of 32 bits, while dma_addr_t can be of type u64 or u32
depending on CONFIG_ARCH_DMA_ADDR_T_64BIT. Force u32 to comply with
what the hardware expects.

Fixes: e1f7c9ee ("dmaengine: at_xdmac: creation of the atmel eXtended DMA Controller driver")
Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Link: https://lore.kernel.org/r/20211215110115.191749-11-tudor.ambarus@microchip.comSigned-off-by: Vinod Koul <vkoul@kernel.org>

drivers/dma/at_xdmac.c

@@ -253,10 +253,10 @@ struct at_xdmac {
 
 /* Linked List Descriptor */
 struct at_xdmac_lld {
-	dma_addr_t	mbr_nda;	/* Next Descriptor Member */
+	u32 mbr_nda;	/* Next Descriptor Member */
 	u32 mbr_ubc;	/* Microblock Control Member */
-	dma_addr_t	mbr_sa;		/* Source Address Member */
-	dma_addr_t	mbr_da;		/* Destination Address Member */
+	u32 mbr_sa;	/* Source Address Member */
+	u32 mbr_da;	/* Destination Address Member */
 	u32 mbr_cfg;	/* Configuration Register */
 	u32 mbr_bc;	/* Block Control Register */
 	u32 mbr_ds;	/* Data Stride Register */