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net: macb: Add support for sgmii phy interface

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This patch adds support for the sgmii phy interface.

Signed-off-by: Punnaiah Choudary Kalluri <punnaia@xilinx.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Punnaiah Choudary Kalluri
2015-11-18 09:03:50 +05:30
committed by David S. Miller
parent 0208e951d5
commit 022be25c24
2 changed files with 9 additions and 0 deletions
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4
drivers/net/ethernet/cadence/macb.c
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@@ -1682,6 +1682,8 @@ static void macb_init_hw(struct macb *bp)
macb_set_hwaddr(bp);
config = macb_mdc_clk_div(bp);
if (bp->phy_interface == PHY_INTERFACE_MODE_SGMII)
config |= GEM_BIT(SGMIIEN) | GEM_BIT(PCSSEL);
config |= MACB_BF(RBOF, NET_IP_ALIGN); /* Make eth data aligned */
config |= MACB_BIT(PAE); /* PAuse Enable */
config |= MACB_BIT(DRFCS); /* Discard Rx FCS */
@@ -2416,6 +2418,8 @@ static int macb_init(struct platform_device *pdev)
/* Set MII management clock divider */
val = macb_mdc_clk_div(bp);
val |= macb_dbw(bp);
if (bp->phy_interface == PHY_INTERFACE_MODE_SGMII)
val |= GEM_BIT(SGMIIEN) | GEM_BIT(PCSSEL);
macb_writel(bp, NCFGR, val);
return 0;