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[103.229.18.19]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-82f8ec24850sm33004008b3a.60.2026.04.27.03.05.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 27 Apr 2026 03:05:46 -0700 (PDT) From: Anvesh Jain P Date: Mon, 27 Apr 2026 15:34:55 +0530 Subject: [PATCH v8 4/6] arm64: dts: qcom: x1-crd: Add Embedded controller node 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: 7bit Message-Id: <20260427-add-driver-for-ec-v8-4-702f74e495f7@oss.qualcomm.com> References: <20260427-add-driver-for-ec-v8-0-702f74e495f7@oss.qualcomm.com> In-Reply-To: <20260427-add-driver-for-ec-v8-0-702f74e495f7@oss.qualcomm.com> To: Sibi Sankar , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Hans de Goede , =?utf-8?q?Ilpo_J=C3=A4rvinen?= , Bryan O'Donoghue , Bjorn Andersson , Konrad Dybcio , Randy Dunlap Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, platform-driver-x86@vger.kernel.org, Anvesh Jain P , Dmitry Baryshkov , Konrad Dybcio , Abel Vesa X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1777284317; l=1504; i=anvesh.p@oss.qualcomm.com; s=20260313; h=from:subject:message-id; bh=eCeG46QNcGH6Tou/jfnrUot8SRLcYov2KTKbb+oU9wQ=; b=R4pmf9MfiwAHnwpHq4Nh2RqUo50xBcnNU0DaN0m+FpJphfpbIE4Pa095E2cFbOQge2DxKYPt+ y66GYgeeuUxCYdPOomFmHI3WNimbhwS6xixfKHMlyGyvX5pyeRAE+aM X-Developer-Key: i=anvesh.p@oss.qualcomm.com; a=ed25519; pk=8o9EG7gkPe2Er9y9UVCx8MTdcFCwU8Pa54hBZPuduXE= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDI3MDEwNyBTYWx0ZWRfXz99Qhp+/TgRU cwgedziLm5Gl+sEryv18VX688pp75vo3AJZiBnCb4loAZH5LL1jnrcLX7PEEdDFcTVn/W7alWCu oENsfx4r7AljCVQWO1eqyVIy1OEKMY7kadw+3L+Yt8QShH1WqWLU5EjpytUoUfmtLLSjdQwow0q pJR/TfmcBANmwF089U9YTdC1C6E/Wn8szs3TcKOuMc2rchDCrIKFvckEj3g8re4GPMWCgI0yX1i nXp2xgbHh+Xzm0tnDLlBmZNcN8iWnM1IpSBe08CLCZx2BPDweEVFHLAExjoZzM4/1R9Yp/UGR0R i/tJb98k9Nx6g0R5E/bRWHCIaclgLyJ58dzQplUdwn4ypCiS3A1/hKsF+nYYAIvVoOiftrH7llG VTogFZjxG9p1Z6XrLgQMT9n67cxLRKSROQ4/Iipstpz2bBhGXNLP9+iH0XM3J7G2gogxodm6IgL 9X0v26b3gL0EiLZxZSA== X-Proofpoint-GUID: ho3U24QwTPTaHZMzmYvhr4OHShUgAXRL X-Authority-Analysis: v=2.4 cv=efANubEH c=1 sm=1 tr=0 ts=69ef34fb cx=c_pps a=rEQLjTOiSrHUhVqRoksmgQ==:117 a=Ou0eQOY4+eZoSc0qltEV5Q==:17 a=IkcTkHD0fZMA:10 a=A5OVakUREuEA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_K5XuSEh1TEqbUxoQ0s3:22 a=EUspDBNiAAAA:8 a=gaXMZf0GDK_To7W6ZIUA:9 a=QEXdDO2ut3YA:10 a=2VI0MkxyNR6bbpdq8BZq:22 X-Proofpoint-ORIG-GUID: ho3U24QwTPTaHZMzmYvhr4OHShUgAXRL 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=2026-04-27_03,2026-04-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 malwarescore=0 adultscore=0 bulkscore=0 clxscore=1015 priorityscore=1501 lowpriorityscore=0 spamscore=0 phishscore=0 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604200000 definitions=main-2604270107 From: Sibi Sankar 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 Reviewed-by: Dmitry Baryshkov Reviewed-by: Konrad Dybcio Reviewed-by: Abel Vesa Co-developed-by: Anvesh Jain P Signed-off-by: Anvesh Jain P --- 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/qcom/x1-crd.dtsi index a9c5c523575e..9602d65c8b3d 100644 --- a/arch/arm64/boot/dts/qcom/x1-crd.dtsi +++ b/arch/arm64/boot/dts/qcom/x1-crd.dtsi @@ -1074,6 +1074,16 @@ eusb6_repeater: redriver@4f { #phy-cells = <0>; }; + + embedded-controller@76 { + compatible = "qcom,hamoa-crd-ec"; + reg = <0x76>; + + interrupts-extended = <&tlmm 66 IRQ_TYPE_EDGE_FALLING>; + + pinctrl-0 = <&ec_int_n_default>; + pinctrl-names = "default"; + }; }; &i2c7 { @@ -1523,6 +1533,12 @@ &tlmm { <44 4>, /* SPI (TPM) */ <238 1>; /* UFS Reset */ + ec_int_n_default: ec-int-n-state { + pins = "gpio66"; + function = "gpio"; + bias-disable; + }; + edp_reg_en: edp-reg-en-state { pins = "gpio70"; function = "gpio"; -- 2.34.1