From mboxrd@z Thu Jan 1 00:00:00 1970 From: Corentin Labbe Subject: [PATCH v4 1/5] net: stmmac: Handle possible fixed-link with need_mdio_ids Date: Sat, 26 Aug 2017 09:33:07 +0200 Message-ID: <20170826073311.25612-2-clabbe.montjoie@gmail.com> References: <20170826073311.25612-1-clabbe.montjoie@gmail.com> Return-path: In-Reply-To: <20170826073311.25612-1-clabbe.montjoie@gmail.com> Sender: linux-kernel-owner@vger.kernel.org To: robh+dt@kernel.org, mark.rutland@arm.com, maxime.ripard@free-electrons.com, wens@csie.org, linux@armlinux.org.uk, peppe.cavallaro@st.com, alexandre.torgue@st.com, andrew@lunn.ch, f.fainelli@gmail.com Cc: icenowy@aosc.io, netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Corentin Labbe List-Id: devicetree@vger.kernel.org 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 --- 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