From: Jens Kuske jenskuske@gmail.com
The GMAC module in Allwinner sunxi SoCs seems to have problems with burst lengths > 8.
Signed-off-by: Jens Kuske jenskuske@gmail.com Signed-off-by: Ian Campbell ijc@hellion.org.uk Cc: Chen-Yu Tsai wens@csie.org --- v3: New. cherry-picked from u-boot-sunxi.git tree. --- drivers/net/designware.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/designware.c b/drivers/net/designware.c index c45593b..6ece479 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 | BURST_8, &dma_p->busmode);
writel(readl(&dma_p->opmode) | FLUSHTXFIFO | STOREFORWARD, &dma_p->opmode);