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[103.229.18.19]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2ae83e9ad26sm114274845ad.28.2026.03.08.16.37.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 08 Mar 2026 16:37:17 -0700 (PDT) From: Sibi Sankar To: robh@kernel.org, krzk+dt@kernel.org, andersson@kernel.org, konradybcio@kernel.org, bryan.odonoghue@linaro.org, ilpo.jarvinen@linux.intel.com, hansg@kernel.org Cc: conor+dt@kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, platform-driver-x86@vger.kernel.org Subject: [PATCH V3 5/5] arm64: dts: qcom: hamoa-iot-evk: Add Embedded controller node Date: Mon, 9 Mar 2026 05:06:46 +0530 Message-Id: <20260308233646.2318676-6-sibi.sankar@oss.qualcomm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260308233646.2318676-1-sibi.sankar@oss.qualcomm.com> References: <20260308233646.2318676-1-sibi.sankar@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzA4MDIxOCBTYWx0ZWRfXyFy8rcsYfoMS PwutuRSE1C/a3Y0vNljgTmJczjCWubfXiK6qApZSWyQ9ExcFoGus5p4auhgQ1zQTSKNz41BZ0nW bnkNsCi/Zo47Zvk9xv+cxTnJe9j8KX/7DRVdHbmivVSs2+wgdq1Lzq5LEJvbTWQXo84qQSwKGaw GveePHgP4BJmFygJelnCccnSFiE9JNaqPJI758Huz2wI+o4z/Hu02mseRyQ3A67Sj94XERGPofB Jtfbj4THqTaex5Kk9MhcNNECIZs69tU/LO28ye+muwZYGhyc6jRO29FxEQySXAJ9wOSlu3M3D/l KYys+brbJgfoqQ9UY0+RuhzKJVkEk2bf41NV4nziyh+3df8i9Ef2oFKNO7nMJ2Iw4nJTeaoJIUC DLTsQDuXV91z2Q5H8A872G4ngM4BkZh3MHgXrb0aNV7yxsbAqy27WbAOAqF9ilO/WjbAglIq3w0 i7FHr43scDp6EpF+qqA== X-Proofpoint-ORIG-GUID: m577wVZuOkQ894txu2Wj8gfCS09jbW-y X-Authority-Analysis: v=2.4 cv=QZtrf8bv c=1 sm=1 tr=0 ts=69ae082f cx=c_pps a=IZJwPbhc+fLeJZngyXXI0A==:117 a=Ou0eQOY4+eZoSc0qltEV5Q==:17 a=Yq5XynenixoA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=YMgV9FUhrdKAYTUUvYB2:22 a=EUspDBNiAAAA:8 a=ltsv1nNgzXx585P2vnAA:9 a=uG9DUKGECoFWVXl0Dc02:22 X-Proofpoint-GUID: m577wVZuOkQ894txu2Wj8gfCS09jbW-y X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-03-08_07,2026-03-06_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 clxscore=1015 bulkscore=0 priorityscore=1501 impostorscore=0 malwarescore=0 phishscore=0 spamscore=0 suspectscore=0 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2602130000 definitions=main-2603080218 Content-Type: text/plain; charset="utf-8" Add embedded controller node for Hamoa IOT EVK boards which adds fan control, temperature sensors, access to EC internal state changes and suspend entry/exit notifications to the EC. Signed-off-by: Sibi Sankar --- arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts | 10 ++++++++++ arch/arm64/boot/dts/qcom/hamoa-iot-som.dtsi | 6 ++++++ 2 files changed, 16 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts b/arch/arm64/boot/d= ts/qcom/hamoa-iot-evk.dts index 630642baa435..3cbbc4a0dfdf 100644 --- a/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts +++ b/arch/arm64/boot/dts/qcom/hamoa-iot-evk.dts @@ -799,6 +799,16 @@ eusb6_repeater: redriver@4f { pinctrl-0 =3D <&eusb6_reset_n>; pinctrl-names =3D "default"; }; + + embedded-controller@76 { + compatible =3D "qcom,hamoa-it8987-ec", "qcom,hamoa-ec"; + reg =3D <0x76>; + + interrupts-extended =3D <&tlmm 66 IRQ_TYPE_EDGE_FALLING>; + + pinctrl-0 =3D <&ec_int_n_default>; + pinctrl-names =3D "default"; + }; }; =20 &i2c7 { diff --git a/arch/arm64/boot/dts/qcom/hamoa-iot-som.dtsi b/arch/arm64/boot/= dts/qcom/hamoa-iot-som.dtsi index b8e3e04a6fbd..763399393daf 100644 --- a/arch/arm64/boot/dts/qcom/hamoa-iot-som.dtsi +++ b/arch/arm64/boot/dts/qcom/hamoa-iot-som.dtsi @@ -475,6 +475,12 @@ &remoteproc_cdsp { &tlmm { gpio-reserved-ranges =3D <34 2>; /* TPM LP & INT */ =20 + ec_int_n_default: ec-int-n-state { + pins =3D "gpio66"; + function =3D "gpio"; + bias-disable; + }; + pcie3_default: pcie3-default-state { clkreq-n-pins { pins =3D "gpio144"; --=20 2.34.1