X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=drivers%2Fnet%2Fdesignware.h;h=ce51102052eafad7e2b8fdb764f3cf91b33c5d2e;hb=c316f57;hp=de2fdcb1f2fb77c685d816b5fc102767e8433106;hpb=1857075a7f00ff0a62b13170a78c70ff94e30f96;p=u-boot

diff --git a/drivers/net/designware.h b/drivers/net/designware.h
index de2fdcb1f2..ce51102052 100644
--- a/drivers/net/designware.h
+++ b/drivers/net/designware.h
@@ -77,18 +77,18 @@ struct eth_dma_regs {
 
 #define DW_DMA_BASE_OFFSET	(0x1000)
 
+/* Default DMA Burst length */
+#ifndef CONFIG_DW_GMAC_DEFAULT_DMA_PBL
+#define CONFIG_DW_GMAC_DEFAULT_DMA_PBL 8
+#endif
+
 /* Bus mode register definitions */
 #define FIXEDBURST		(1 << 16)
 #define PRIORXTX_41		(3 << 14)
 #define PRIORXTX_31		(2 << 14)
 #define PRIORXTX_21		(1 << 14)
 #define PRIORXTX_11		(0 << 14)
-#define BURST_1			(1 << 8)
-#define BURST_2			(2 << 8)
-#define BURST_4			(4 << 8)
-#define BURST_8			(8 << 8)
-#define BURST_16		(16 << 8)
-#define BURST_32		(32 << 8)
+#define DMA_PBL			(CONFIG_DW_GMAC_DEFAULT_DMA_PBL<<8)
 #define RXHIGHPRIO		(1 << 1)
 #define DMAMAC_SRST		(1 << 0)