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From: Sonic Zhang <sonic.adi@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] net: Support DMA threshold mode in DWMAC driver
Date: Thu, 29 Jan 2015 14:38:50 +0800	[thread overview]
Message-ID: <1422513530-17861-1-git-send-email-sonic.adi@gmail.com> (raw)

From: Sonic Zhang <sonic.zhang@analog.com>

- DMA threshold mode can be selected in board config head file.

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
---

 drivers/net/designware.c |    5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/net/designware.c b/drivers/net/designware.c
index 51eff85..bc3c88f 100644
--- a/drivers/net/designware.c
+++ b/drivers/net/designware.c
@@ -251,8 +251,13 @@ static int dw_eth_init(struct eth_device *dev, bd_t *bis)
 
 	writel(FIXEDBURST | PRIORXTX_41 | DMA_PBL, &dma_p->busmode);
 
+#ifndef CONFIG_DW_MAC_FORCE_THRESHOLD_MODE
 	writel(readl(&dma_p->opmode) | FLUSHTXFIFO | STOREFORWARD,
 	       &dma_p->opmode);
+#else
+	writel(readl(&dma_p->opmode) | FLUSHTXFIFO,
+	       &dma_p->opmode);
+#endif
 
 	writel(readl(&dma_p->opmode) | RXSTART | TXSTART, &dma_p->opmode);
 
-- 
1.7.9.5

             reply	other threads:[~2015-01-29  6:38 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-29  6:38 Sonic Zhang [this message]
2015-03-06 15:43 ` [U-Boot] net: Support DMA threshold mode in DWMAC driver Tom Rini

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