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Groups > linux.kernel > #1412890

[PATCH V4 3/4] net-next: mediatek: add fixed-phy support

From John Crispin <john@phrozen.org>
Newsgroups linux.kernel
Subject [PATCH V4 3/4] net-next: mediatek: add fixed-phy support
Date 2016-06-03 10:20 +0200
Message-ID <rFSuJ-Jx-17@gated-at.bofh.it> (permalink)
References <rFSuJ-Jx-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

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The MT7623 SoC has a builtin gigabit switch. If we want to use it, GMAC1
needs to be configured using a fixed link speed and flow control settings.
The easiest way to do this is to used the fixed-phy driver, allowing us to
reuse the existing mdio polling code to setup the MAC.

Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: John Crispin <john@phrozen.org>
---
 drivers/net/ethernet/mediatek/mtk_eth_soc.c |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index b0652f6..231d284 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -229,6 +229,9 @@ static int mtk_phy_connect(struct mtk_mac *mac)
 	u32 val, ge_mode;
 
 	np = of_parse_phandle(mac->of_node, "phy-handle", 0);
+	if (!np && of_phy_is_fixed_link(mac->of_node))
+		if (!of_phy_register_fixed_link(mac->of_node))
+			np = of_node_get(mac->of_node);
 	if (!np)
 		return -ENODEV;
 
-- 
1.7.10.4

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Thread

[PATCH V4 0/4]  net-next: mediatek: improve phy support John Crispin <john@phrozen.org> - 2016-06-03 10:20 +0200
  [PATCH V4 3/4] net-next: mediatek: add fixed-phy support John Crispin <john@phrozen.org> - 2016-06-03 10:20 +0200
  Re: [PATCH V4 0/4] net-next: mediatek: improve phy support David Miller <davem@davemloft.net> - 2016-06-04 02:00 +0200

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