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Thu, 19 Dec 2019 10:24:04 +0000 (GMT) From: Padmanabhan Rajanbabu To: netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH] net: stmmac: platform: Fix MDIO init for platforms without PHY Date: Thu, 19 Dec 2019 15:47:01 +0530 Message-Id: <1576750621-78066-1-git-send-email-p.rajanbabu@samsung.com> X-Mailer: git-send-email 2.7.4 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFmpgleLIzCtJLcpLzFFi42LZdlhTS/e4/+9Yg6/PlC02PjnNaDHnfAuL xZFTS5gs7v35wGqx6fE1VovLu+awWXRde8JqcWyBmMXRjcEWi7Z+Ybf4/3oro8WsCztYLW6s Z7dYsPERowOfx5aVN5k8Ni+p9+jbsorR4+A+Q4+nP/Yye2zZ/5nR4/MmuQD2KC6blNSczLLU In27BK6MVZMa2Qs2clb8n7+QrYGxjaOLkYNDQsBEYsqyoC5GLg4hgd2MEmd3/mOBcD4xSmxb s5+1i5ETyPnGKLFnoQ2IDdIw6/htNoiivYwSSx5OYIJwWpgkbk1+ygxSxSZgKrFqTiMrSEJE oItRYteBOWCjmAUWMkm82GcJYgsLBEp82dbNAmKzCKhKbHlwhhHE5hVwl/j7dx0rxDo5iZvn Opkh7CNsEl9XaELYLhLvlz9ng7CFJV4d38IOYUtJvOxvg7LLJV5+Wgx2qoRAA6PEzInTGSES 9hIHrsxhAQUAs4CmxPpd+hC38Un0/n7CBAkXXomONiGIalWJ9cs3QXVKS+y7vhfK9pDoubqB BRJCsRKT1xxhnsAoMwth6AJGxlWMkqkFxbnpqcWmBUZ5qeV6xYm5xaV56XrJ+bmbGMHpQstr B+Oycz6HGAU4GJV4eH+4/ooVYk0sK67MPcQowcGsJMJ7u+NnrBBvSmJlVWpRfnxRaU5q8SFG aQ4WJXHeSaxXY4QE0hNLUrNTUwtSi2CyTBycUg2MtgKXHZhlDwa5b13vK+t5rXEtX7X5Tr7X ew7NszL866pvqH72wbIZvV6pLjp/Ze68S2SMO/nw+ax77G4F710djOwEn1/0tnF5sT8yfi9j 2IX+n1sWf2n97WqUfP33xaT8r2+W/q9/ZWM4PVXLN13UKDvgnulymb939sxRCtaffrOgpSe5 TNpAiaU4I9FQi7moOBEANvs2axMDAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrGLMWRmVeSWpSXmKPExsWy7bCSvO5x/9+xBru6GS02PjnNaDHnfAuL xZFTS5gs7v35wGqx6fE1VovLu+awWXRde8JqcWyBmMXRjcEWi7Z+Ybf4/3oro8WsCztYLW6s Z7dYsPERowOfx5aVN5k8Ni+p9+jbsorR4+A+Q4+nP/Yye2zZ/5nR4/MmuQD2KC6blNSczLLU In27BK6MVZMa2Qs2clb8n7+QrYGxjaOLkZNDQsBEYtbx22xdjFwcQgK7GSV+LpzNBpGQlpje vwfKFpZY+e85O0RRE5NE98UtYAk2AVOJVXMaWUESIgJ9jBL/F/1hAnGYBVYzSexY08IEUiUs 4C9x//4LFhCbRUBVYsuDM4wgNq+Au8Tfv+tYIVbISdw818k8gZFnASPDKkbJ1ILi3PTcYsMC o7zUcr3ixNzi0rx0veT83E2M4NDU0trBeOJE/CFGAQ5GJR7eH66/YoVYE8uKK3MPMUpwMCuJ 8N7u+BkrxJuSWFmVWpQfX1Sak1p8iFGag0VJnFc+/1ikkEB6YklqdmpqQWoRTJaJg1OqgXGZ bP8snY0e68QWK7Kq80bprA/YcKM3K0EhI73gvVDxo8C5NWJ7Xtkm1P+t29F7+rRuwBYTFaPj zofvSPscrcgI8dwmEMrtHr+kz/LLI93mvh1ft9x/+CxVhi9i3qPoRzd36q9hXf/z4d8zlZEp Nz2X7hFOdXhuPm/yghOWrX9u/d+0Kt85+IASS3FGoqEWc1FxIgDJWKlXSQIAAA== X-CMS-MailID: 20191219102407epcas5p103b26e6fb191f7135d870a3449115c89 X-Msg-Generator: CA CMS-TYPE: 105P X-CMS-RootMailID: 20191219102407epcas5p103b26e6fb191f7135d870a3449115c89 References: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191219_022411_670782_A70A1400 X-CRM114-Status: GOOD ( 14.99 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jose.Abreu@synopsys.com, jayati.sahu@samsung.com, alexandre.torgue@st.com, rcsekar@samsung.com, pankaj.dubey@samsung.com, Sriram Dash , stable@vger.kernel.org, Padmanabhan Rajanbabu , peppe.cavallaro@st.com, davem@davemloft.net MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org The current implementation of "stmmac_dt_phy" function initializes the MDIO platform bus data, even in the absence of PHY. This fix will skip MDIO initialization if there is no PHY present. Fixes: 7437127 ("net: stmmac: Convert to phylink and remove phylib logic") Acked-by: Jayati Sahu Signed-off-by: Sriram Dash Signed-off-by: Padmanabhan Rajanbabu --- 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 bedaff0..cc8d7e7 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c @@ -320,7 +320,7 @@ static int stmmac_mtl_setup(struct platform_device *pdev, static int stmmac_dt_phy(struct plat_stmmacenet_data *plat, struct device_node *np, struct device *dev) { - bool mdio = true; + bool mdio = false; static const struct of_device_id need_mdio_ids[] = { { .compatible = "snps,dwc-qos-ethernet-4.10" }, {}, -- 2.7.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel