diff options
| -rw-r--r-- | drivers/net/designware.c | 2 | ||||
| -rw-r--r-- | drivers/net/designware.h | 12 |
2 files changed, 7 insertions, 7 deletions
diff --git a/drivers/net/designware.c b/drivers/net/designware.c index fa816bf2f6..7186e3b491 100644 --- a/drivers/net/designware.c +++ b/drivers/net/designware.c @@ -249,7 +249,7 @@ static int dw_eth_init(struct eth_device *dev, bd_t *bis) rx_descs_init(dev); tx_descs_init(dev); - writel(FIXEDBURST | PRIORXTX_41 | BURST_16, &dma_p->busmode); + writel(FIXEDBURST | PRIORXTX_41 | DMA_PBL, &dma_p->busmode); writel(readl(&dma_p->opmode) | FLUSHTXFIFO | STOREFORWARD, &dma_p->opmode); 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) |