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[103.229.18.19]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2ae83e9ad26sm114274845ad.28.2026.03.08.16.37.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 08 Mar 2026 16:37:13 -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 4/5] arm64: dts: qcom: x1-crd: Add Embedded controller node Date: Mon, 9 Mar 2026 05:06:45 +0530 Message-Id: <20260308233646.2318676-5-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-Authority-Analysis: v=2.4 cv=R9UO2NRX c=1 sm=1 tr=0 ts=69ae082b cx=c_pps a=JL+w9abYAAE89/QcEU+0QA==:117 a=Ou0eQOY4+eZoSc0qltEV5Q==:17 a=Yq5XynenixoA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yOCtJkima9RkubShWh1s:22 a=EUspDBNiAAAA:8 a=gaXMZf0GDK_To7W6ZIUA:9 a=324X-CrmTo6CU4MGRt3R:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzA4MDIxOCBTYWx0ZWRfXyPiV4GMXqa6O mFuQpQIYI3qcDwSBq/RGSw7TCDN2dtT7GuuXbRVg2aXIDwHi3VHMoplDEaCFnAD0DxIhOxkcKA9 7CXf5EwCEL4mvRaMPbKRLkfNva23eR/0lp49NM/owhPTwo8SkBTdyNG9tXQiteYFgzh1QvItJXF KkTDwhoZF+ALYoz9mAt52aH3b1290HXSE1GlbOYVSc++TShHUDCIVv6G7MlfxJSPWEOlKFIr0Aq 3pbNOIOCbJc13/jnMLuKBX6plTqQKmleWtCG+J8yWlYDNTAYLiON+ROp2Ex6QAxYPYZJH+i3wM0 RIRC8+ugG2G4UYtGm61K6AIOCM3rigxm+p5wuYm3+MLUHowiynOpmH8dAufSVNrUR9LpnEl4Gva 6zYMtsIqbWawfT6o0pb8iGXJQovbg6yqPlbo3DYXUAI86m2y1GEEnWYltJ/ZadefqC7Jt9/dlOd SPwpnOVqJJuB6GkbA4A== X-Proofpoint-ORIG-GUID: -VgqK86UFPGKh3SzupBE-A6fsgY22-pR X-Proofpoint-GUID: -VgqK86UFPGKh3SzupBE-A6fsgY22-pR 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 clxscore=1015 impostorscore=0 lowpriorityscore=0 phishscore=0 bulkscore=0 adultscore=0 priorityscore=1501 spamscore=0 malwarescore=0 suspectscore=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/Purwa CRDs 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/x1-crd.dtsi | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/x1-crd.dtsi b/arch/arm64/boot/dts/qco= m/x1-crd.dtsi index ded96fb43489..29a1aeb98353 100644 --- a/arch/arm64/boot/dts/qcom/x1-crd.dtsi +++ b/arch/arm64/boot/dts/qcom/x1-crd.dtsi @@ -1042,6 +1042,16 @@ eusb6_repeater: redriver@4f { =20 #phy-cells =3D <0>; }; + + 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 { @@ -1485,6 +1495,12 @@ &tlmm { <44 4>, /* SPI (TPM) */ <238 1>; /* UFS Reset */ =20 + ec_int_n_default: ec-int-n-state { + pins =3D "gpio66"; + function =3D "gpio"; + bias-disable; + }; + edp_reg_en: edp-reg-en-state { pins =3D "gpio70"; function =3D "gpio"; --=20 2.34.1