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[129.46.96.20]) by smtp.gmail.com with ESMTPSA id 586e51a60fabf-45e1d99a553sm1187601fac.15.2026.08.11.06.36.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Aug 2026 06:36:54 -0700 (PDT) From: Luo Jie Date: Tue, 11 Aug 2026 06:36:52 -0700 Subject: [PATCH] arm64: dts: qcom: ipq5018: Add pinctrl for MDIO bus Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260811-qcom_ipq5018_mdio_pinctrl-v1-1-14ae9dc62a3f@oss.qualcomm.com> X-B4-Tracking: v=1; b=H4sIAHMle2oC/yXMTQ6CMBBA4auQWdukxfBTr2JMI9MBx0hbWjQmh LtTYPkt3lsgUWRKcCsWiPTjxN5lqEsB+Hq6gQTbbChlWctWKTGhHw2HqZKqNaNlbwI7nONH9Jp qqUk3eLWQ+xCp5//xvj9Op2/3Jpz3IazrBsp8hN99AAAA X-Change-ID: 20260811-qcom_ipq5018_mdio_pinctrl-f9e609e97c3d To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Luo Jie X-Mailer: b4 0.16-dev X-Developer-Signature: v=1; a=ed25519-sha256; t=1786455413; l=1647; i=jie.luo@oss.qualcomm.com; s=20251128; h=from:subject:message-id; bh=OgvA45S7BomJuZ3hzF0inRu2w7pfCRKQK7IzzZZMeCQ=; b=M2oEyqofV/Q+2PtVCFNN39XClIR82DB7MDyI5taRsNfJyUv8tpHqviswr484w8OY0cXiu1xHM o4k2ZXdFzKlADv+lXScNOPtKPbNSlAgjHlssF+Dri2v+s3S5Zrq1YXM X-Developer-Key: i=jie.luo@oss.qualcomm.com; a=ed25519; pk=gSsYMDakxtd6UDFYDdA9y9yjIs5Etp5GK/3DoXWPyS0= X-Proofpoint-Spam-Info: AW1haW4tMjYwODExMDExNCBTYWx0ZWRfX/QXkXi4JceX+ mwtj/0sS62BuL5S0Lu2bMCAH9BaR+Q9qLEDxEol2ZWWhgMC0Hnxv6IuaCeufdI/aUVUSEe7HabK JOYXlF6RogrxDG/wAqqpkxZGIeN/Z4s= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODExMDExNCBTYWx0ZWRfX37oBRlP/QeQR twkhMEHudj5asRG+gwlogreTUqYPNH6et+n7WC7brP+72OnNs+HfYKqUKJPorKZa3TXLT9i6d5J j1xsIhrGxoNTG0mAGk5TvkHZwgNHPNuUINNFXJ6uym7DgDUFY27SUv+pPe6HwWWHfTl3Y8REG/8 5NE6mpWTpIh/aRYdyIXSLl4beGDqRD4VndKvqyAvSAvdO8juxb95ue0RSB1lcNzjMjVb3vYBL56 JYc3YBiDPjg7b9VQk9Tt6BoI6fYVZcez3V/jO/1+Jr1GBtamgqiPCkO3YSCQgeBDbuEy5eTG0Ie EuB+jXOfgXmszKM+I7v3YT8Yc+f6VbKOZjXBLnhxOsMosk0DoHWEE3s6bLnGEvYksL1KuNnQgd+ ocRY7SehgT3INI2BUqP3hNooBF8Hk+pM3vcWLvV/RST2CpaaM2meqDqCeDqClIMuNmjS8MU6cF7 2STUxiEd4XEuHflvSsg== X-Proofpoint-GUID: EESSm6sQaG-6KTtPfGMQDZYzc4-Upzpu X-Authority-Analysis: v=2.4 cv=CbA4Irrl c=1 sm=1 tr=0 ts=6a7b2577 cx=c_pps a=+3WqYijBVYhDct2f5Fivkw==:117 a=ouPCqIW2jiPt+lZRy3xVPw==:17 a=IkcTkHD0fZMA:10 a=Sv0fKeRqtYgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yOCtJkima9RkubShWh1s:22 a=EUspDBNiAAAA:8 a=etYmfIWrwypQtZQWCWAA:9 a=QEXdDO2ut3YA:10 a=eYe2g0i6gJ5uXG_o6N4q:22 X-Proofpoint-ORIG-GUID: EESSm6sQaG-6KTtPfGMQDZYzc4-Upzpu X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-08-11_03,2026-08-10_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 phishscore=0 lowpriorityscore=0 priorityscore=1501 bulkscore=0 adultscore=0 impostorscore=0 spamscore=0 malwarescore=0 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608110114 The external MDIO bus (mdio1) needs its MDC/MDIO lines configured via TLMM pinctrl; without this the pins are left in their default state and the bus does not function on boards that enable it. Add a mdio_pins pinctrl state for gpio36 (mdc) and gpio37 (mdio) with 8mA drive strength and pull-up, and reference it from the mdio1 node via pinctrl-0/pinctrl-names. Signed-off-by: Luo Jie Reviewed-by: Konrad Dybcio --- arch/arm64/boot/dts/qcom/ipq5018.dtsi | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/ipq5018.dtsi b/arch/arm64/boot/dts/qc= om/ipq5018.dtsi index 4fc627b47fe7..a8a89a9c8160 100644 --- a/arch/arm64/boot/dts/qcom/ipq5018.dtsi +++ b/arch/arm64/boot/dts/qcom/ipq5018.dtsi @@ -241,6 +241,8 @@ mdio1: mdio@90000 { reg =3D <0x00090000 0x64>; #address-cells =3D <1>; #size-cells =3D <0>; + pinctrl-0 =3D <&mdio_pins>; + pinctrl-names =3D "default"; =20 clocks =3D <&gcc GCC_MDIO1_AHB_CLK>; clock-names =3D "gcc_mdio_ahb_clk"; @@ -427,6 +429,22 @@ uart1_pins: uart1-state { drive-strength =3D <8>; bias-pull-down; }; + + mdio_pins: mdio-state { + mdc-pins { + pins =3D "gpio36"; + function =3D "mdc"; + drive-strength =3D <8>; + bias-pull-up; + }; + + mdio-pins { + pins =3D "gpio37"; + function =3D "mdio"; + drive-strength =3D <8>; + bias-pull-up; + }; + }; }; =20 gcc: clock-controller@1800000 { --- base-commit: 3d08ff75a47a3e7e2ab45a3bcab6723b4d906422 change-id: 20260811-qcom_ipq5018_mdio_pinctrl-f9e609e97c3d Best regards, -- =20 Luo Jie