Thread (12 messages) flat view 12 messages, 3 authors, 2017-09-01
STALE3310d

Revision v4 of 4 in this series.

Revisions (4)
  1. v1 [diff vs current]
  2. v2 [diff vs current]
  3. v3 [diff vs current]
  4. v4 current

[PATCH v4 1/5] net: stmmac: Handle possible fixed-link with need_mdio_ids

From: Corentin Labbe <clabbe.montjoie@gmail.com>
Date: 2017-08-26 07:36:55
Also in: linux-arm-kernel, linux-devicetree, lkml
Subsystem: networking drivers, stmmac ethernet driver, the rest · Maintainers: Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Maxime Chevallier, Linus Torvalds

In case of fixed link, there are no mdio node.
This patch add a test for fixed-link for bypassing MDIO node register
that match need_mdio_ids.

Note that this do not change behaviour for MDIO snps,dwmac-mdio nodes.

Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>
---
 drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
index a366b3747eeb..e1be5735365b 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
@@ -332,7 +332,7 @@ static int stmmac_dt_phy(struct plat_stmmacenet_data *plat,
 		mdio = false;
 	}
 
-	if (of_match_node(need_mdio_ids, np)) {
+	if (of_match_node(need_mdio_ids, np) && !of_phy_is_fixed_link(np)) {
 		plat->mdio_node = of_get_child_by_name(np, "mdio");
 	} else {
 		/**
-- 
2.13.5
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